:root{font-family:Microsoft YaHei,system-ui,sans-serif;color:#17191d;background:#f7f7fa;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,select{font:inherit}button{border:0;background:#6262ff;color:#fff;padding:13px 20px;border-radius:8px;font-weight:700;cursor:pointer;transition:transform .16s ease,border-color .16s ease}button:hover:not(:disabled){transform:translateY(-1px)}button:disabled{opacity:.45;cursor:not-allowed}.error{color:#b23b32}.eyebrow{letter-spacing:.16em;font-size:12px;font-weight:800;color:#6262ff}.login{min-height:100vh;display:grid;place-items:center;padding:24px;background:#f1f1ff}.login section{width:min(520px,100%);background:#fff;border:1px solid #ddddea;border-radius:16px;padding:clamp(32px,7vw,68px);box-shadow:0 22px 60px #30306b17}.login h1{font-size:clamp(36px,6vw,58px);line-height:1.08;margin:14px 0}.intro{color:#686c78;line-height:1.8}.login form{display:grid;gap:10px;margin:36px 0 20px}.login label{font-size:13px;font-weight:700}.login input{height:52px;border:1px solid #cfd0d8;border-radius:8px;background:#fff;padding:0 16px;font-size:17px;outline:none}.login input:focus{border-color:#6262ff;box-shadow:0 0 0 3px #ededff}.login small{color:#7b7e88}.shell{max-width:1280px;margin:auto;padding:46px 28px 80px}.shelf-head{display:grid;grid-template-columns:1fr auto;align-items:end;gap:32px;padding:30px 0 38px;border-bottom:1px solid #dedfe5;margin-bottom:34px}.shelf-head h1{font-size:clamp(38px,5vw,58px);line-height:1.05;margin:12px 0 10px}.shelf-head p:last-child{margin:0;color:#707480}.shelf-account{display:grid;grid-template-columns:auto auto;align-items:center;gap:2px 10px;color:#777b87}.shelf-account>span{font-size:34px;font-weight:800;color:#17191d}.shelf-account small{font-size:14px}.shelf-account b{grid-column:1/-1;font-size:13px;font-weight:500;color:#8b8e98;text-align:right}.library-shelf{display:grid;gap:18px}.library-volume{display:grid;grid-template-columns:190px 1fr;min-height:250px;background:#fff;border:1px solid #e0e1e7;border-radius:16px;overflow:hidden;box-shadow:0 8px 24px #20203b08;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.library-volume:hover{transform:translateY(-2px);border-color:#cacaff;box-shadow:0 16px 34px #35357b12}.library-cover{position:relative;display:flex;flex-direction:column;justify-content:space-between;padding:28px;color:#fff;background:#4f4fc7;border-right:8px solid #dcdcfe}.library-cover:after{content:"";position:absolute;top:22px;right:22px;bottom:22px;left:22px;border:1px solid #ffffff38;pointer-events:none}.library-cover small{z-index:1;font-size:10px;line-height:1.5;letter-spacing:.18em}.library-cover strong{z-index:1;font-size:64px;line-height:1;font-weight:300}.library-cover span{z-index:1;font-weight:700}.library-copy{display:flex;flex-direction:column;justify-content:space-between;padding:38px 42px 30px}.volume-type{display:inline-block;margin-bottom:12px;color:#6262ff;font-size:12px;font-weight:800;letter-spacing:.08em}.library-copy h2{font-size:clamp(24px,3vw,34px);margin:0 0 12px}.library-copy p{margin:0;color:#737784;line-height:1.7}.library-copy footer{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:26px;margin-top:30px;border-top:1px solid #eeeef2;color:#8b8e98;font-size:13px}.library-copy footer button{min-width:128px}.empty{text-align:center;padding:80px;color:#737784}@media (max-width:700px){.shell{padding:24px 16px}.shelf-head{grid-template-columns:1fr;align-items:start;padding-top:16px}.shelf-account{display:none}.library-volume{grid-template-columns:94px 1fr;min-height:220px}.library-cover{padding:20px 15px;border-right-width:5px}.library-cover:after{top:10px;right:10px;bottom:10px;left:10px}.library-cover strong{font-size:38px}.library-cover small{font-size:8px}.library-copy{padding:25px 20px 20px}.library-copy footer{align-items:flex-start;flex-direction:column}.library-copy footer button{width:100%}}.language-switcher{display:flex;align-items:flex-end;gap:8px;margin-bottom:14px}.language-switcher label{display:grid;gap:4px;color:#777b87;font-size:12px}.language-switcher .language-select{min-width:120px}.language-switcher .language-select .ant-select-selector{height:36px!important;align-items:center}.language-switcher button{height:36px;padding:0 14px}.shelf-side{display:flex;flex-direction:column;align-items:flex-end}.shelf-purchase-button{margin-top:12px}html,body,#root{min-height:100%}.login-toast{position:fixed;top:max(22px,env(safe-area-inset-top));left:50%;z-index:1000;display:flex;align-items:center;gap:10px;width:max-content;max-width:min(calc(100vw - 32px),520px);padding:12px 16px;border:1px solid rgba(255,255,255,.14);border-radius:14px;color:#fff;background:#1f2421f0;box-shadow:0 14px 38px #0f18133d;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);font-size:14px;font-weight:600;line-height:1.5;text-align:left;transform:translate(-50%);animation:login-toast-in .22s cubic-bezier(.2,.8,.2,1)}.login-toast svg{flex:0 0 auto;color:#ffb4a8}@keyframes login-toast-in{0%{opacity:0;transform:translate(-50%,-8px)}to{opacity:1;transform:translate(-50%)}}.auth-methods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;margin-top:18px;padding:5px;border-radius:12px;background:#f0f4f1}.auth-methods button,.auth-flows button,.verification-row button{border:0;color:#52635b;background:transparent;cursor:pointer}.auth-methods button{min-height:40px;border-radius:9px;font-weight:700}.auth-methods button.active{color:#245d49;background:#fff;box-shadow:0 2px 10px #1f483814}.verification-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.verification-row button{padding:0 14px;border:1px solid #dbe5df;border-radius:10px;background:#fff;white-space:nowrap}.auth-flows{display:flex;justify-content:center;gap:18px;min-height:24px}.auth-flows button{padding:2px;font-size:13px}.login{min-height:100vh;min-height:100dvh;position:relative;isolation:isolate;justify-items:end;padding:clamp(18px,3vw,42px);background-color:#eadfce;background-image:linear-gradient(90deg,#1a19150a,#1a191505 43%,#fffaf133 62%,#fffaf18a),var(--login-background);background-position:center;background-size:cover}.login section{position:relative;z-index:1;width:min(470px,100%);padding:clamp(26px,3vw,40px);border:1px solid rgba(255,255,255,.68);border-radius:28px;background:#ffffffd6;box-shadow:0 28px 80px #1f1c1733;backdrop-filter:blur(22px) saturate(1.12);-webkit-backdrop-filter:blur(22px) saturate(1.12)}.login-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;color:#18191c;font-size:22px;font-weight:900;letter-spacing:-.04em}.login-brand img{width:38px;height:38px;object-fit:contain}.login h1{max-width:8em;margin:6px 0 10px;font-size:clamp(36px,3.4vw,46px);letter-spacing:-.055em}.login .intro{max-width:32em;margin:0}.login form{margin:20px 0 14px}.login input,.login form>button,.verification-row button{border-radius:13px}@media (max-width: 700px){.login{display:block;min-height:100dvh;padding:0;background-position:36% center;background-size:cover;overflow:auto}.login section{width:100%;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;padding:max(30px,env(safe-area-inset-top)) max(22px,env(safe-area-inset-right)) max(24px,env(safe-area-inset-bottom)) max(22px,env(safe-area-inset-left));border:0;border-radius:0;box-shadow:none;background:linear-gradient(180deg,#ffffffe0,#fffffff7);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}.login-brand{margin-bottom:18px}.login .eyebrow{margin:clamp(10px,5dvh,44px) 0 0;font-size:11px}.login h1{max-width:9em;margin:14px 0 12px;font-size:clamp(36px,10.5vw,52px);line-height:1.08;letter-spacing:-.045em}.login .intro{max-width:28em;margin:0;font-size:15px;line-height:1.75}.login form{width:100%;margin:clamp(42px,10dvh,96px) 0 22px;gap:12px}.login input{width:100%;height:58px;border-radius:12px;font-size:18px}.login form>button{width:100%;min-height:56px;border-radius:12px;font-size:16px}.login form .error{margin:4px 0 0;padding:11px 13px;border-radius:9px;background:#fff2f0;font-size:13px;line-height:1.5}.login section>small{margin-top:auto;padding-top:20px;line-height:1.65}}@media (max-width: 700px) and (max-height: 650px){.login .eyebrow{margin-top:0}.login h1{font-size:34px}.login form{margin-top:28px}}@media (max-width: 700px) and (orientation: landscape){.login section{display:grid;grid-template-columns:minmax(0,.9fr) minmax(300px,1.1fr);grid-template-rows:auto auto 1fr;column-gap:34px;align-items:start}.login .eyebrow,.login h1,.login .intro{grid-column:1}.login form{grid-column:2;grid-row:1 / 4;margin:0;align-self:center}.login section>small{grid-column:1;margin-top:18px}}.actions{display:flex;gap:8px}.secondary{background:#e4e9e3;color:#244a3a}.reader{min-height:100vh;background:#17201c;color:#fff}.reader nav,.reader>footer{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:#101713}.reader nav button,.reader>footer button{background:#eef2ed;color:#17382b;padding:10px 16px}.reader .stage{height:calc(100vh - 128px);display:grid;place-items:center;overflow:auto;padding:16px}.reader canvas{display:block;max-width:100%;max-height:100%;box-shadow:0 12px 40px #0008}.reader>footer{justify-content:center;gap:16px}.reader-layout,.document,.doc-page{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}canvas{-webkit-user-drag:none}.cache-actions{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}.cache-actions button{padding:9px 14px;border:1px solid #d9dbe3;background:#fff;color:#555b68;font-size:13px;font-weight:600}.cache-actions button:last-child{border-color:#ecc5c1;color:#a44138}.cache-notice{padding:10px 12px;border-radius:8px;background:#edf8f1;color:#2f6f4d;font-size:13px}.shelf-cache-actions{justify-content:flex-end;margin:-18px 0 22px}.library-sync{margin:0 0 24px;padding:30px;border:1px solid #d9dcff;border-radius:20px;background:linear-gradient(135deg,#f7f7ff,#fff);box-shadow:0 14px 34px #4e50b414}.library-sync .eyebrow{margin:0 0 8px}.library-sync h2{margin:0;color:#191a2b}.library-sync p{max-width:640px;color:#687087}.library-sync-progress{height:9px;margin:22px 0 12px;overflow:hidden;border-radius:999px;background:#e6e7f2}.library-sync-progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#655cff,#8a80ff);transition:width .25s ease}.library-sync strong{color:#30335d}.library-sync span{margin-left:12px;color:#7d8294}.library-download-status{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.library-download-status span{padding:6px 10px;border:1px solid #dedfe6;border-radius:999px;color:#737784;background:#fafafd;font-size:12px;font-weight:700}.library-download-status span[data-status=downloading]{border-color:#b9b9ff;color:#5555d5;background:#f4f4ff}.library-download-status span[data-status=complete]{border-color:#b9dfc6;color:#34724b;background:#f1faf4}.library-download-status span[data-status=failed]{border-color:#ecc5c1;color:#a44138;background:#fff5f4}.library-actions{display:flex;gap:9px}.library-actions button:first-child{background:#fff;color:#5656d6;border:1px solid #cfcfff}@media (max-width: 700px){.cache-actions{display:grid;grid-template-columns:1fr 1fr}.cache-actions button{width:100%;padding:10px 8px}.shelf-cache-actions{margin:0 0 18px}.library-sync{padding:22px 18px;border-radius:16px}.library-sync span{display:block;margin:6px 0 0}.library-actions{width:100%}.library-actions button{flex:1;min-width:0}}.word-study-page{width:min(920px,100%);margin:0 auto;padding:8px 0 40px}.study-mode-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:22px;padding:5px;background:#fff;border:1px solid #e5e6ec;border-radius:16px;box-shadow:0 8px 28px #26274b0b}.study-mode-bar button{display:flex;align-items:center;justify-content:center;gap:7px;min-height:44px;padding:8px 14px;color:#777b87;background:transparent;border-radius:11px;box-shadow:none}.study-mode-bar button:hover{color:#4545ca;background:#f7f7ff}.study-mode-bar button.active{color:#fff;background:#6262ff;box-shadow:0 6px 14px #6262ff35}.study-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:14px}.study-heading span,.study-kicker{font-size:12px;font-weight:800;letter-spacing:.14em;color:#6262ff}.study-heading h2{margin:7px 0 4px;font-size:30px}.study-heading p{margin:0;color:#737784}.study-count{display:flex;align-items:baseline;gap:6px;color:#9a9da7}.study-count strong{font-size:30px;color:#242632}.study-progress{height:6px;overflow:hidden;border-radius:999px;background:#e8e8ee;margin-bottom:18px}.study-progress i{display:block;height:100%;border-radius:inherit;background:#6262ff;transition:width .2s ease}.study-card{width:100%;min-height:clamp(430px,calc(100dvh - 390px),680px);padding:54px 38px 38px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#20222b;background:#fff;border:1px solid #dfe0e7;border-radius:24px;box-shadow:0 18px 50px #25266012;position:relative;cursor:pointer}.study-card:hover{border-color:#b8b8ff}.study-pos{position:absolute;top:24px;left:26px;padding:5px 10px;border-radius:999px;background:#f0f0ff;color:#5656d6!important;letter-spacing:0!important}.study-card>strong{font-size:clamp(48px,8vw,82px);line-height:1.05;text-align:center}.study-card>em{margin-top:14px;color:#7a7e89;font-size:21px;font-style:normal}.study-card-tools{position:absolute;top:18px;right:20px;display:flex;gap:8px}.study-card-tools button,.study-bookmark{display:grid;place-items:center;width:43px;height:43px;padding:0;border:1px solid #e2e3e9;border-radius:13px;background:#fff;color:#858995;box-shadow:0 5px 14px #2d2e4d10}.study-card-tools .study-audio{color:#37715a;background:#eff8f3;border-color:#dcefe5}.study-bookmark.active,.study-card-tools .study-bookmark.active{color:#f59d19;background:#fff7e8;border-color:#ffe0aa}.study-answer{width:100%;min-height:120px;margin-top:34px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.study-answer b{max-width:650px;font-size:clamp(24px,3vw,32px);line-height:1.55;color:#2d4538}.study-answer i{width:160px;border-top:1px solid #d7d8df}.study-answer span{margin-top:13px;color:#9a9da7;font-size:14px}.study-error{text-align:center;color:#b23b32}.study-controls{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;margin-top:16px}.study-controls button{display:flex;justify-content:center;align-items:center;gap:6px}.study-controls button:last-child{background:#3737bd}.study-controls .study-reset{background:#fff;color:#686c78;border:1px solid #dfe0e7}.study-empty{padding:70px;text-align:center;color:#737784;background:#fff;border:1px solid #e0e1e7;border-radius:18px}.study-accent{display:flex;margin-top:16px;padding:3px;border:1px solid #d9e1e8;border-radius:999px;background:#f8faf9}.study-accent button{min-width:42px;padding:6px 12px;border-radius:999px;background:transparent;color:#60656a}.study-accent button.active{background:#20a873;color:#fff}.study-card .study-accent button:focus-visible{outline:2px solid #17875d;outline-offset:2px}.spelling-panel{position:relative;padding:34px;background:#fff;border:1px solid #e1e2e8;border-radius:24px;box-shadow:0 16px 48px #2a2b4f10}.spelling-setup{max-width:680px;margin:0 auto}.spelling-setup h2,.spelling-result h2{margin:8px 0 7px;font-size:29px}.spelling-setup>p{margin:0 0 28px;color:#7b7e88}.spelling-setup>label{display:block;margin:20px 0 10px;font-size:13px;font-weight:800;color:#565963}.spelling-option-grid,.spelling-percent-row{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.spelling-option-grid button,.spelling-percent-row button{min-width:0;padding:10px 6px;background:#fafafd;color:#6b6e78;border:1px solid #e3e4ea;border-radius:10px;box-shadow:none}.spelling-percent-row button{display:flex;min-height:58px;flex-direction:column;align-items:center;justify-content:center;gap:3px}.spelling-percent-row button strong{font-size:14px}.spelling-percent-row button small{font-size:11px;color:#999ca6}.spelling-percent-row button.active small{color:#7070dc}.spelling-option-grid button.active,.spelling-percent-row button.active{color:#5151dd;background:#f0f0ff;border-color:#aaf}.spelling-choice-divider{display:flex;align-items:center;gap:12px;margin:20px 0 0;color:#a0a2aa;font-size:12px}.spelling-choice-divider:before,.spelling-choice-divider:after{content:"";height:1px;flex:1;background:#ececf1}.spelling-primary{background:#6262ff!important;color:#fff!important}.spelling-setup>.spelling-primary{width:100%;margin-top:28px;padding:13px}.spelling-practice{min-height:530px;display:flex;flex-direction:column;align-items:center;justify-content:center}.spelling-topline{position:absolute;top:24px;left:28px;right:28px;display:flex;align-items:center;justify-content:space-between;color:#7d808b}.spelling-topline button{padding:6px 10px;color:#777b87;background:transparent;box-shadow:none}.spelling-practice>.study-progress{position:absolute;top:67px;left:28px;right:28px}.spelling-practice>.study-bookmark{position:absolute;top:88px;right:28px}.spelling-meanings{width:min(620px,100%);display:grid;gap:8px;margin:64px 0 22px;text-align:center}.spelling-meanings div{display:flex;justify-content:center;align-items:baseline;gap:9px}.spelling-meanings span{min-width:34px;color:#8d90a0;font-size:14px;font-weight:700}.spelling-meanings b{font-size:clamp(21px,3vw,29px);line-height:1.45;color:#2a2d37}.spelling-audio{display:flex;align-items:center;gap:7px;padding:9px 15px;color:#3e765f;background:#eff8f3;border:1px solid #dcefe5;box-shadow:none}.spelling-input-wrap{width:min(520px,100%);height:68px;margin-top:25px;display:grid;grid-template-columns:50px 1fr 50px;align-items:center;border:2px solid #dfe0e8;border-radius:18px;background:#fff;box-shadow:inset 0 1px 2px #25274508,0 8px 25px #2527450b;transition:.18s}.spelling-input-wrap:focus-within{border-color:#8787ff;box-shadow:0 0 0 4px #6262ff15}.spelling-input-wrap.correct{border-color:#47b77a;background:#f5fcf8}.spelling-input-wrap.wrong{border-color:#e26d66;background:#fff8f7}.spelling-input-wrap input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:#252731;font-size:28px;font-weight:750;text-align:center}.spelling-input-wrap button{width:38px;height:38px;margin:auto;padding:0;display:grid;place-items:center;color:#7f828d;background:#f4f4f8;border-radius:11px;box-shadow:none}.spelling-input-wrap button:last-child{color:#fff;background:#6262ff}.spelling-feedback{height:30px;margin-top:15px;font-weight:700}.spelling-feedback.correct{color:#26935c}.spelling-feedback.wrong{color:#cb514a}.spelling-result{max-width:760px;margin:0 auto;text-align:center}.spelling-result>svg{color:#6262ff}.spelling-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:26px 0}.spelling-summary div{display:flex;flex-direction:column;gap:4px;padding:18px 10px;background:#f8f8fc;border-radius:15px}.spelling-summary strong{font-size:28px;color:#292b35}.spelling-summary span{font-size:13px;color:#8a8d97}.spelling-result-list{max-height:330px;overflow:auto;border-top:1px solid #ececf1}.spelling-result-list>div{display:grid;grid-template-columns:26px minmax(100px,1fr) minmax(80px,1fr) 36px;align-items:center;gap:10px;min-height:50px;border-bottom:1px solid #ececf1;text-align:left}.spelling-result-list .correct{color:#2a9e61}.spelling-result-list .wrong{color:#d65c54}.spelling-result-list small{color:#ac5a55}.spelling-result-list button{width:34px;height:34px;padding:0;display:grid;place-items:center;background:transparent;color:#bbbcc4;box-shadow:none}.spelling-result-list button.active{color:#f59d19}.spelling-result-actions{display:flex;justify-content:center;gap:10px;margin-top:24px}.spelling-result-actions button{display:flex;align-items:center;justify-content:center;gap:7px}@media (max-width:700px){.word-study-page{padding-top:0}.study-mode-bar{margin-bottom:16px}.study-mode-bar button{padding:8px 5px}.study-mode-bar button span{font-size:12px}.study-heading{align-items:flex-start}.study-heading h2{font-size:25px}.study-card{min-height:calc(100dvh - 390px);padding:68px 24px 24px}.study-card>strong{font-size:48px}.study-card>em{font-size:17px}.study-answer b{font-size:23px}.study-card-tools{top:14px;right:14px}.study-pos{top:19px;left:17px}.study-controls{grid-template-columns:1fr 1fr}.study-controls .study-reset{grid-column:1/-1;grid-row:2}.spelling-panel{padding:24px 18px}.spelling-option-grid,.spelling-percent-row{grid-template-columns:repeat(3,1fr)}.spelling-practice{min-height:calc(100dvh - 250px)}.spelling-topline{top:20px;left:18px;right:18px}.spelling-practice>.study-progress{top:64px;left:18px;right:18px}.spelling-practice>.study-bookmark{top:84px;right:18px}.spelling-input-wrap{height:61px;grid-template-columns:45px 1fr 45px}.spelling-input-wrap input{font-size:24px}.spelling-result-list>div{grid-template-columns:25px minmax(80px,1fr) minmax(65px,1fr) 32px}.spelling-result-actions{flex-direction:column}.spelling-result-actions button{width:100%}}.word-study-page{--study-card:#fff;--study-text:#202420;--study-muted:#858d88;--study-border:#e1e6e2;--study-soft:#edf5ef;position:relative;color:var(--study-text)}.word-study-page.night{--study-card:#19211d;--study-text:#f2f3ef;--study-muted:#aeb8b1;--study-border:#35423b;--study-soft:#27322c;margin:-12px -18px -40px;padding:12px 18px 52px;border-radius:20px;background:#101512;color:var(--study-text)}.study-app-header{position:relative;z-index:12;display:flex;align-items:center;justify-content:space-between;min-height:62px;margin-bottom:18px;padding:0 4px;border-bottom:1px solid var(--study-border)}.study-app-title{min-width:0;display:grid;gap:3px}.study-app-title>span{font-size:20px;font-weight:900}.study-app-title>small{max-width:min(54vw,430px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--study-muted);font-size:11px}.study-header-actions{display:flex;gap:8px}.study-header-actions>button{height:38px;display:flex;align-items:center;gap:6px;padding:0 12px;border:1px solid var(--study-border);border-radius:13px;background:var(--study-card);color:var(--study-text);box-shadow:0 3px #d7e5dc}.night .study-header-actions>button{box-shadow:0 3px #0b0f0c}.study-header-actions>button.active{background:#e5f4e9;color:#315f49}.study-header-actions>button>span{font-size:12px;font-weight:800}.study-menu-scrim{position:fixed;z-index:10;top:0;right:0;bottom:0;left:0;width:100%;height:100%;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}.study-popover{position:absolute;z-index:13;top:52px;right:4px;width:220px;padding:6px;border:1px solid var(--study-border);border-radius:16px;background:var(--study-card);box-shadow:0 18px 50px #1b2b2226}.study-mode-popover{right:54px}.study-popover>button{width:100%;min-height:44px;display:flex;align-items:center;gap:10px;padding:0 11px;border-radius:11px;background:transparent;color:var(--study-text);text-align:left;box-shadow:none}.study-popover>button:hover,.study-popover>button.selected{background:var(--study-soft);color:#287b59}.study-popover>button>span{flex:1;font-size:13px;font-weight:800}.study-popover>button>small{color:var(--study-muted);font-size:11px}.study-popover>button>i{width:36px;height:20px;padding:2px;border-radius:12px;background:#dfe4e1}.study-popover>button>i b{display:block;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .18s}.study-popover>button>i.on{background:#5aaa80}.study-popover>button>i.on b{transform:translate(16px)}.study-meta-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:0 auto 12px;width:min(660px,100%)}.study-meta-row>span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--study-muted);font-size:13px;font-weight:700}.segmented-study-progress{width:126px;display:grid;gap:4px;padding:5px 6px;background:transparent;color:var(--study-muted);box-shadow:none}.segmented-study-progress>span{display:grid;grid-template-columns:repeat(8,1fr);gap:2px}.segmented-study-progress i{height:7px;overflow:hidden;border-radius:5px;background:#e3e8e5}.night .segmented-study-progress i{background:#303934}.segmented-study-progress i b{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,#9bd4b5,#4ca77b)}.segmented-study-progress small{text-align:center;font-size:10px;font-weight:800;font-variant-numeric:tabular-nums}.word-study-page .study-card{width:min(660px,100%);min-height:440px;margin:0 auto;padding:24px 28px 28px;display:flex;flex-direction:column;align-items:stretch;border:1px solid var(--study-border);border-radius:26px;background:var(--study-card);color:var(--study-text);box-shadow:0 18px 55px #25382e12;cursor:default}.study-card-top{display:flex;align-items:center;justify-content:space-between}.word-study-page .study-pos{position:static;padding:7px 12px;border-radius:11px;background:#e7f3eb;color:#47705c!important;font-size:12px;font-weight:800;letter-spacing:0!important}.night .study-pos{background:#2a3931;color:#c9d8cf!important}.word-study-page .study-bookmark{position:static;width:40px;height:40px;display:grid;place-items:center;padding:0;border:1px solid var(--study-border);border-radius:13px;background:transparent;color:#79817c;box-shadow:none}.word-study-page .study-bookmark.active{border-color:#8fc5a6;background:#dff1e6;color:#31815d;box-shadow:0 4px 12px #315f4920}.night .study-bookmark.active{background:#294638;color:#83d3a9}.word-study-page .spelling-practice>.study-bookmark{position:absolute;top:88px;right:28px}.study-word-button{width:100%;min-height:130px;margin-top:30px;padding:8px 34px;overflow:visible;background:transparent;color:var(--study-text);box-shadow:none}.study-word-button strong{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:clamp(48px,8vw,78px);line-height:1.25;font-weight:600}.study-word-button.artistic strong{padding:0 .42em;font-family:Georgia,Times New Roman,serif;font-style:italic;font-weight:400;letter-spacing:-.025em}.study-word-button.standard strong{font-family:Inter,Segoe UI,Arial,sans-serif;font-weight:500;letter-spacing:-.025em}.study-pronunciation{align-self:center;display:flex;align-items:center;gap:10px;min-height:42px;padding:5px 10px;background:transparent;color:var(--study-muted);box-shadow:none}.study-pronunciation em{font-size:18px;font-style:normal}.study-pronunciation span{display:flex;align-items:center;gap:4px;padding:7px 9px;border-radius:12px;background:var(--study-soft);color:#39745a;font-size:10px;font-weight:800}.word-study-page .study-accent{position:static;align-self:center;margin:4px 0 0;width:92px;height:30px;padding:2px;border:1px solid var(--study-border);border-radius:16px;background:transparent}.word-study-page .study-accent button{min-width:0;flex:1;padding:4px;border-radius:13px;color:var(--study-muted)}.word-study-page .study-accent button.active{background:#55a77d;color:#fff}.word-study-page .study-answer{position:static;width:100%;min-height:92px;margin-top:auto;padding:20px 12px 4px;display:grid;place-items:center;background:transparent;color:var(--study-text);box-shadow:none}.word-study-page .study-answer i{width:55%;height:1px;background:var(--study-border);border:0}.word-study-page .study-answer span{margin-top:10px;color:var(--study-muted);font-size:12px}.word-study-page .study-answer b{font-size:21px;font-weight:600;color:#57645d}.night .study-answer b{color:#c5cdc8}.word-study-page .study-controls{width:min(660px,100%);margin:18px auto 0;grid-template-columns:1fr 1fr;gap:14px}.word-study-page .study-controls button{min-height:48px;border:1px solid #cfe2d6;background:#edf7f0;color:#315f49;box-shadow:0 4px #b8d4c2}.word-study-page .study-controls button:last-child{background:#58a77e;color:#fff;box-shadow:0 4px #39745a}.night .study-controls button{background:#27352e;color:#dce8e1;box-shadow:0 4px #0b0f0c}.study-navigator-layer{position:fixed;z-index:80;top:0;right:0;bottom:0;left:0;display:flex;align-items:flex-end;justify-content:center}.study-navigator-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;padding:0;border:0;border-radius:0;background:#17221d66;box-shadow:none}.study-navigator-sheet{position:relative;width:min(920px,100%);height:min(76dvh,760px);display:flex;flex-direction:column;padding:18px 20px 22px;border-radius:28px 28px 0 0;background:var(--study-card);box-shadow:0 -18px 55px #1118;animation:study-sheet-in .24s ease-out}.study-navigator-sheet>header{display:flex;align-items:center;justify-content:space-between;padding:0 4px 14px;border-bottom:1px solid var(--study-border)}.study-navigator-sheet>header strong{font-size:24px}.study-navigator-sheet>header button{background:transparent;color:#39745a;box-shadow:none;font-weight:800}.study-navigator-body{min-height:0;flex:1;display:grid;grid-template-columns:minmax(120px,34%) minmax(0,1fr);gap:14px}.study-category-rail,.study-word-directory{min-height:0;overflow-y:auto;scrollbar-width:thin}.study-category-rail{display:flex;flex-direction:column;border-right:1px solid var(--study-border)}.study-category-rail>button{position:relative;flex-shrink:0;display:flex;flex-direction:column;align-items:stretch;justify-content:center;gap:3px;min-height:62px;padding:12px;border:0;border-radius:0;background:transparent;color:var(--study-text);text-align:left;box-shadow:none}.study-category-rail>button+button:before{position:absolute;top:0;left:0;right:0;height:1px;background:var(--study-border);content:""}.study-category-rail>button.active{color:#72b892;background:transparent}.study-category-rail>button.active:after{position:absolute;left:0;top:12px;bottom:12px;width:2px;background:#72b892;content:""}.study-category-rail strong{display:-webkit-box;overflow:hidden;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.45;font-size:13px;font-weight:700}.study-category-rail small{color:var(--study-muted);font-size:11px}.study-scope-button{display:flex;align-items:center;gap:8px;width:min(660px,100%);min-height:44px;margin:0 auto 12px;padding:4px 12px;border:0;border-radius:0;background:transparent;color:var(--study-text);text-align:left;box-shadow:none}.study-scope-button>span{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.study-directory-apply{flex-shrink:0;min-height:48px;margin:0 0 8px;padding:8px 4px;border:0;border-bottom:1px solid var(--study-border);border-radius:0;background:transparent;color:var(--study-text);text-align:left;box-shadow:none;font-size:13px}.study-word-directory{padding-right:4px}.study-directory-entry h4{position:sticky;top:0;z-index:1;margin:0;padding:9px 8px;background:var(--study-card);color:var(--study-muted);font-size:12px}.study-directory-entry>button{width:100%;min-height:56px;display:grid;grid-template-columns:42px minmax(90px,.7fr) minmax(0,1fr);align-items:center;gap:8px;padding:7px 9px;border:0;border-bottom:1px solid var(--study-border);border-radius:0;background:transparent;color:var(--study-text);text-align:left;box-shadow:none}.study-directory-entry>button.active{box-shadow:inset 2px 0 #72b892}.study-directory-entry>button:disabled{opacity:1;cursor:default}.study-directory-entry>button>span{color:var(--study-muted);font-size:11px;font-variant-numeric:tabular-nums}.study-directory-entry>button>b,.study-directory-entry>button>small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.study-directory-entry>button>small{color:var(--study-muted)}.study-word-directory>p{margin:60px 0;color:var(--study-muted);text-align:center}.spelling-order-options{display:flex;gap:10px;margin:16px 0}.spelling-order-options>button{flex:1;min-height:44px;border:1px solid var(--study-border);background:transparent;color:var(--study-text);box-shadow:none}.spelling-order-options>button.active{border-color:#72b892;background:var(--study-soft);color:#72b892}.spelling-setup .spelling-favorites-scope{display:flex;align-items:center;gap:8px;margin:16px 0}.spelling-favorites-scope input{width:auto;accent-color:#72b892}.spelling-exit{display:block;margin:10px auto 0;border:0;background:transparent;color:var(--study-muted);box-shadow:none}.night .spelling-panel,.night .study-empty{border-color:var(--study-border);background:var(--study-card);color:var(--study-text)}.night .spelling-panel h2,.night .spelling-panel b,.night .spelling-input-wrap input{color:var(--study-text)}.night .spelling-panel p,.night .spelling-panel label{color:var(--study-muted)}.night .spelling-option-grid button,.night .spelling-percent-row button,.night .spelling-summary div,.night .spelling-input-wrap{border-color:var(--study-border);background:#222c27;color:var(--study-text)}@keyframes study-sheet-in{0%{transform:translateY(24px);opacity:.5}to{transform:none;opacity:1}}@media (max-width:700px){.word-study-page.night{margin:-8px -6px -40px;padding-inline:6px}.study-app-title>small{max-width:42vw}.study-header-actions>button{padding:0 10px}.study-header-actions>button>span{display:none}.study-mode-popover{right:50px}.word-study-page .study-card{min-height:410px;padding:20px 18px}.study-word-button{min-height:120px;margin-top:22px;padding-inline:8px}.study-word-button strong{font-size:clamp(44px,15vw,68px)}.study-word-button.artistic strong{padding-inline:.34em}.word-study-page .spelling-practice>.study-bookmark{top:84px;right:18px}.study-navigator-sheet{height:82dvh;padding:15px 10px 16px}.study-navigator-body{grid-template-columns:122px minmax(0,1fr);gap:8px}.study-category-rail>button{padding:12px 10px}.study-category-rail strong{display:-webkit-box;white-space:normal;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.35}.study-directory-entry>button{grid-template-columns:32px minmax(0,1fr)}.study-directory-entry>button>small{grid-column:2}.study-meta-row{padding:0 4px}}:root{--accent: #6262ff;--line: #e5e6eb;--muted: #737784}.catalog{max-width:1480px;margin:auto;padding:38px 28px 80px;background:#fff;min-height:100dvh}.catalog-head{display:grid;grid-template-columns:1fr auto;gap:32px;padding:26px 0 36px;border-bottom:1px solid var(--line)}.back{grid-column:1/-1;width:max-content;display:inline-flex;align-items:center;gap:11px;background:transparent;color:#313441;padding:2px 4px 5px 1px;border:0;border-radius:13px}.back .back-icon{width:42px;height:40px;display:grid;place-items:center;color:#34354d;background:#fff;border:1.5px solid #bfc1cc;border-radius:13px;box-shadow:3px 4px #d8d7ff;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.back b{font-size:14px}.back:hover .back-icon{border-color:#8888ed;box-shadow:3px 5px #c9c7ff}.back:active .back-icon{transform:translateY(3px);box-shadow:2px 1px #c9c7ff}.kicker{color:var(--accent)!important;font-size:12px;font-weight:800;letter-spacing:.16em}.catalog h1{font:700 clamp(34px,4vw,54px)/1.1 system-ui;margin:14px 0 8px}.catalog-head p{color:var(--muted)}.metrics{display:flex;gap:22px;align-content:end;align-items:end}.metrics>span{display:flex;align-items:baseline;gap:7px;color:var(--muted);white-space:nowrap}.metrics strong{font-size:34px;color:#17191d}.tabs{display:flex;gap:34px;border-bottom:1px solid var(--line);margin-bottom:38px}.tabs button{background:transparent;color:#5c606a;padding:22px 4px 18px;border-bottom:3px solid transparent;font-size:17px}.tabs button.active{color:#15171b;border-color:var(--accent)}.tabs b{font-size:12px;color:var(--accent);background:#eef;padding:3px 8px;border-radius:12px}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.category-card{display:flex;flex-direction:column;text-align:left;position:relative;min-height:250px;background:#fff;color:#17191d;border:1px solid #e0e1e7;border-radius:16px;padding:30px 32px 26px;box-shadow:0 8px 24px transparent;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.category-card:hover{border-color:#9f9fff;transform:translateY(-3px);box-shadow:0 16px 34px #35357b12}.category-card .folder{margin:4px 0 32px;color:var(--accent)}.category-card>small{position:absolute;right:26px;top:25px;color:#d0d2d9;font:12px ui-monospace,monospace}.category-card h2{margin:0 0 7px;font-size:21px;line-height:1.35}.category-card p{margin:0;color:var(--muted);font-size:14px}.category-card footer{display:flex;justify-content:space-between;align-items:center;width:100%;margin-top:auto;border-top:1px solid #f0f0f2;padding-top:20px;color:#9a9da7;font-size:13px}.category-card footer b{color:var(--accent);font-size:13px}.word-index>input{width:min(520px,100%);margin-bottom:24px}.word-index>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}.word-index button{background:#fff;color:#17191d;text-align:left;padding:22px}.word-index strong{font-size:20px;margin-right:10px}.word-index span,.word-index small{color:var(--muted)}.word-index p{margin:9px 0}.pdf{background:#f8f4e9;min-height:100dvh}.toolbar{position:fixed;z-index:20;inset:0 0 auto;height:64px;background:#fff;border-bottom:1px solid #dddfe4;display:grid;grid-template-columns:260px 1fr auto;align-items:center;padding:0 20px}.toolbar button{background:#f0f1f4;color:#333;padding:10px 14px}.toolbar .back-to-catalog{justify-self:start;display:flex;align-items:center;gap:9px;background:var(--accent);color:#fff;font-weight:700;box-shadow:0 3px 10px #6262ff30}.back-to-catalog span{font-size:18px;line-height:1}.toolbar div{text-align:center}.toolbar div span{display:block;color:var(--muted);font-size:12px;width:max-content;margin:4px auto 0;padding:3px 10px;background:#f0f0ff;border-radius:999px}.mobile-menu{display:none}.toolbar-actions{display:flex;gap:8px;justify-content:flex-end}.aside-head{display:grid;grid-template-columns:1fr auto auto;align-items:center;justify-content:space-between;margin:2px 0 14px 4px}.page-total{font-size:13px;color:#777b86;white-space:nowrap;margin-right:8px}.pdf aside .aside-head h3{margin:0}.aside-head .nav-collapse{width:28px;height:36px;background:#fff;color:#707582;padding:0;border:1px solid #d9dbe0;border-right:0;border-radius:7px 0 0 7px;font-size:24px;line-height:1}.aside-head .nav-collapse:hover{color:var(--accent);border-color:#b8b8ff}.nav-restore{position:fixed;z-index:19;left:0;top:94px;width:30px;height:46px;padding:0;background:#fff;color:var(--accent);border:1px solid #d8d8ff;border-left:0;border-radius:0 7px 7px 0;box-shadow:3px 4px 14px #2222;font-size:26px;line-height:1}.toolbar-actions button{white-space:nowrap}.pdf aside{position:fixed;z-index:10;top:64px;bottom:0;left:0;width:280px;background:#fbf9f2;border-right:1px solid #d9dbe0;padding:18px;overflow:auto;transition:transform .2s ease}.pdf aside h3{margin:4px 8px 16px}.category-tree{display:grid;gap:4px}.tree-category{margin:0}.category-label{width:100%;display:flex;justify-content:space-between;align-items:center;background:transparent;color:#4a4e57;text-align:left;padding:10px;border-radius:12px}.category-label small{color:#8a8e98;font-size:11px;font-weight:600}.tree-category.selected>.category-label{background:#e8e8ff;color:#3f3fd0;box-shadow:inset 0 0 0 1px #d7d7ff}.tree-category.selected>.category-label small{color:#5252d5}.category-pages{margin:4px 0 8px 12px;padding-left:8px;border-left:1px solid #d9dbe4}.category-pages button{display:grid;grid-template-columns:38px 1fr;width:100%;background:transparent;color:#656974;text-align:left;padding:9px 5px;font-size:12px;border-radius:10px;margin:2px 0}.category-pages button>span:first-child{font-variant-numeric:tabular-nums}.category-pages button:hover{background:#ededf3}.category-pages button.active-page{background:#dedfff;color:#34343c;border-radius:8px}.bookmark-button.saved{background:#e8e8ff;color:#3f3fd0}.bookmark-button:disabled{opacity:.45}.bookmarks{margin:14px 0;padding:12px 0;border-top:1px solid #dddfe4;border-bottom:1px solid #dddfe4}.bookmarks h4{margin:0 6px 8px;font-size:12px;color:#8a8e98}.bookmarks button{display:grid;grid-template-columns:42px 1fr;width:100%;padding:8px 6px;background:transparent;color:#565b66;text-align:left;border-radius:9px}.bookmarks button:hover{background:#eef}.bookmarks button span{font-size:10px;color:var(--accent)}.reader-nav-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:3px;margin:0 0 12px;padding:3px;border:1px solid #e5e3dc;border-radius:12px;background:#f3f1ea}.reader-nav-tabs button{position:relative;min-width:0;height:34px;padding:0 5px;border-radius:9px;background:transparent;color:#77786f;font-size:12px;font-weight:700}.reader-nav-tabs button.active{background:#fff;color:#315b47;box-shadow:0 2px 8px #504b3514,inset 0 0 0 1px #e2e5dc}.reader-nav-tabs button small{position:absolute;top:3px;right:4px;min-width:14px;height:14px;padding:0 3px;display:grid;place-items:center;border-radius:999px;background:#e4f0e8;color:#315b47;font-size:8px}.reader-bookmark-view{margin:0;padding:0;border:0}.reader-bookmark-view>p{margin:32px 0;color:#999b94;font-size:12px;text-align:center}.category-visual-list{display:grid;gap:6px}.category-visual-list>button{width:100%;min-height:60px;display:grid;grid-template-columns:68px minmax(0,1fr) 12px;align-items:center;gap:9px;padding:5px;border:1px solid transparent;border-radius:12px;background:transparent;color:#40453f;text-align:left}.category-visual-list>button:hover{background:#f3f2ec}.category-visual-list>button.selected{border-color:#cfe0d5;background:#edf5ef;box-shadow:inset 3px 0 #63836a}.category-visual-thumb{width:68px;height:50px;overflow:hidden;border-radius:9px;background:linear-gradient(145deg,#e1ebe3,#f2eee2);box-shadow:inset 0 0 0 1px #dfe3da}.category-visual-thumb canvas{display:block;width:100%;height:100%;object-fit:cover}.category-visual-list>button>span{min-width:0;display:grid;gap:4px}.category-visual-list>button strong,.category-visual-list>button small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.category-visual-list>button strong{font-size:13px}.category-visual-list>button small{color:#8a8d86;font-size:10px}.category-visual-list>button>i{color:#9aa29b;font-size:20px;font-style:normal;line-height:1}.thumb-title{display:flex;align-items:center;justify-content:space-between;gap:6px}.thumb-title b{font-size:9px;color:var(--accent);border:1px solid #ccccff;border-radius:999px;padding:1px 5px;font-weight:600}.reader-directory-split{display:grid;grid-template-columns:minmax(118px,42%) minmax(0,1fr);gap:10px;min-height:320px}.directory-category-rail,.directory-page-list{min-width:0;max-height:calc(100dvh - 220px);overflow-y:auto;scrollbar-width:thin}.directory-category-rail{grid-template-columns:minmax(0,1fr);grid-auto-rows:max-content;row-gap:10px;align-content:start;align-items:start;padding-right:3px}.directory-category-rail>button{box-sizing:border-box;display:block;height:auto;min-height:0;padding:6px;overflow:visible}.directory-category-rail .category-visual-thumb{display:block;position:relative;width:100%;height:auto;aspect-ratio:4 / 3}.directory-category-rail .category-visual-thumb canvas{position:absolute;top:0;right:0;bottom:0;left:0}.directory-category-rail>button>span{margin-top:6px}.directory-category-rail>button strong{font-size:11px;line-height:1.35;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.directory-page-list{margin:0;padding:0 4px 12px 0;border:0}.directory-page-list button{grid-template-columns:34px minmax(0,1fr);min-height:58px;margin:0 0 4px;padding:8px 5px;border-bottom:1px solid #ecece8}.directory-page-list .thumb-title>span{min-width:0;display:grid;gap:4px}.directory-page-list .thumb-title strong,.directory-page-list .thumb-title small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.directory-page-list .thumb-title strong{color:#343a36;font-size:12px}.directory-page-list .thumb-title small{color:#939791;font-size:9px;font-weight:500}.stream{margin-left:280px;padding:92px 30px 80px;display:grid;gap:28px;justify-content:center;min-height:100dvh;background:#f8f4e9;transition:margin-left .2s ease}.pdf.nav-collapsed aside{transform:translate(-100%)}.pdf.nav-collapsed .stream{margin-left:0}.pdf.nav-collapsed .doc-page{width:min(900px,calc(100vw - 60px),calc(75dvh - 126px))}.doc-page{display:block;width:min(900px,calc(100vw - 350px),calc(75dvh - 126px));min-height:0;scroll-margin-top:82px;background:#fff;padding:0;overflow:hidden;border:1px solid #e2ddd0;border-radius:14px;box-shadow:0 5px 20px #4f49351a}.doc-page header{width:100%;min-height:48px;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;padding:0 16px;border-bottom:1px solid #eee;color:#646873;font-size:13px}.page-heading{min-width:0;display:grid;gap:3px}.page-heading strong{flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.page-heading>span{min-width:0;overflow:hidden;color:#8a8e98;font-size:11px;text-align:left;text-overflow:ellipsis;white-space:nowrap}.doc-page .bookmark-button{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;width:max-content;min-width:76px;min-height:32px;padding:5px 9px;border:1px solid #b8b8f2;border-radius:8px;background:#f4f4ff;color:#4848c6;font-size:11px;font-weight:700;line-height:1;white-space:nowrap;word-break:keep-all;writing-mode:horizontal-tb}.doc-page .bookmark-button:hover{border-color:#7777e8;background:#eaeaff}.doc-page .bookmark-button.saved{border-color:#4f4fc7;background:#4f4fc7;color:#fff;box-shadow:0 3px 10px #4f4fc733}.doc-page canvas{display:block;width:100%;max-width:none;height:auto;min-height:0;background:#fafafa;border-radius:0 0 13px 13px}.doc-page .page-image-frame{position:relative;width:100%;aspect-ratio:3 / 4;overflow:hidden;background:#fafafa}.doc-page .page-image-frame canvas{width:100%;height:100%;min-height:0;object-fit:contain}.point-hotspot-layer{position:absolute;pointer-events:none}.reader-point-menu-dismiss{position:fixed;top:0;right:0;bottom:0;left:0;z-index:8998;width:100vw;height:100vh;padding:0;border:0;background:transparent;cursor:default}.reader-point-menu{position:fixed;z-index:9000;display:grid;gap:8px;width:158px}.reader-point-menu button{display:flex;align-items:center;gap:10px;min-height:44px;padding:9px 13px;border:1px solid #c0ccb8;border-radius:24px;color:#426c43;background:#fffdf4;box-shadow:0 3px 10px #27371c1c;cursor:pointer;font-size:14px;animation:point-card-in .16s ease-out}.reader-point-menu button.selected{color:#276344;border-color:#509b69;background:#e6f5e6}.reader-point-menu button:hover{background:#e6f5e6}.reader-point-menu button:focus-visible{outline:2px solid #347f4e;outline-offset:2px}.point-hotspot-layer .point-hotspot{position:absolute;pointer-events:auto;margin:0;padding:0;border:0;border-radius:8px;background:transparent;box-shadow:none;cursor:pointer;touch-action:manipulation}.point-hotspot-layer .point-hotspot:hover{background:#408c5112}.point-hotspot-layer .point-hotspot:focus-visible{outline:2px solid #347f4e;outline-offset:2px}.point-circle{position:absolute;overflow:visible;pointer-events:none;animation:point-feedback 1.9s ease-out both}.point-circle path{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1 1;animation:point-circle-draw .72s cubic-bezier(.215,.61,.355,1) both}.point-underline{position:absolute;height:5px;background:#1bbe74eb;border-radius:3px;pointer-events:none;transform-origin:left center;box-shadow:0 1px 3px #087f4c33;animation:point-underline-draw .36s cubic-bezier(.215,.61,.355,1) both}.point-word-card{position:fixed;z-index:10000;width:210px;max-width:calc(100vw - 16px);box-sizing:border-box;padding:10px 12px;background:#ffffffc2;-webkit-backdrop-filter:blur(20px) saturate(125%);backdrop-filter:blur(20px) saturate(125%);border:1px solid rgba(255,255,255,.85);border-radius:13px;box-shadow:0 6px 22px #25352d24,inset 0 1px #ffffffb3;color:#26362e;animation:point-card-in .18s ease-out}.point-word-card-head{display:flex;align-items:flex-start;gap:6px}.point-word-card-head strong{min-width:0;flex:1;font-size:20px;line-height:1.15;overflow-wrap:anywhere}.point-word-card-head button{flex:0 0 28px;width:28px;height:28px;border:0;border-radius:50%;display:grid;place-items:center;padding:0;background:#ffffff80;color:#387649;cursor:pointer}.point-word-card-head button:hover,.point-word-card-head button:active,.point-word-card-head button.playing{background:#ffffff80;color:#387649}.point-word-card-phonetic{font-size:16px;line-height:1.3;margin-top:2px;color:#58685f;overflow-wrap:anywhere}.point-word-card-meaning{margin-top:4px;line-height:1.4;font-size:14px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden}.reader-audio-words button.playing svg,.reader-audio-current.playing svg,.point-word-card button.playing svg{animation:point-speaker .65s ease-in-out infinite}@keyframes point-feedback{0%,84%{opacity:1}to{opacity:0}}@keyframes point-circle-draw{0%{stroke-dashoffset:1}to{stroke-dashoffset:0}}@keyframes point-underline-draw{0%{opacity:0;transform:rotate(-1deg) scaleX(0)}to{opacity:1;transform:rotate(-1deg) scaleX(1)}}@keyframes point-card-in{0%{opacity:0;transform:translateY(5px) scale(.97)}to{opacity:1;transform:none}}@keyframes point-speaker{0%,to{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.85)}}@media (prefers-reduced-motion: reduce){.point-word-card,.reader-audio-words button.playing svg,.reader-audio-current.playing svg,.point-word-card button.playing svg{animation:none}}@media (prefers-reduced-motion: reduce){.point-circle path{animation:none;stroke-dashoffset:0}.point-underline{animation:none;transform:rotate(-1deg)}}@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){.point-word-card{background:#fffffff2;border-color:#dce3df}}.doc-page .page-image-retry{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;color:#8b3535;background:#fff8f4;box-shadow:none}.pdf>.toolbar{transform:translateY(calc(-100% + 8px));box-shadow:0 8px 24px transparent;transition:transform .24s cubic-bezier(.22,.75,.2,1) .35s,box-shadow .24s ease .35s}.pdf>.toolbar.touch-expanded{transform:translateY(0);box-shadow:0 8px 24px #30333b1a;transition-delay:0s}@media (hover: hover) and (pointer: fine){.pdf>.toolbar:hover,.pdf>.toolbar:focus-within{transform:translateY(0);box-shadow:0 8px 24px #30333b1a;transition-delay:0s}}.toolbar-peek-control,.toolbar .toolbar-peek-control{position:absolute;z-index:2;left:50%;bottom:0;width:68px;min-width:68px;height:8px;min-height:8px;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;transform:translate(-50%)!important}.toolbar-peek-control span{display:block;width:54px;height:3px;margin:auto;border-radius:999px;background:#c9ccd5}.pdf.pdf>aside{top:8px}.pdf.pdf>.stream{padding-top:28px}.pdf .doc-page{scroll-margin-top:20px}.pdf>.nav-restore{top:38px}.learning-panel{border:1px solid var(--line);border-radius:16px;padding:32px;background:#fff}.panel-head{display:flex;justify-content:space-between;align-items:end;gap:28px;padding-bottom:26px;border-bottom:1px solid var(--line)}.panel-label{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.14em}.panel-head h2,.all-preview-card h2{margin:8px 0 6px;font-size:28px}.panel-head p,.all-preview-card p{margin:0;color:var(--muted)}.category-select{display:grid;gap:7px;min-width:min(340px,100%);color:var(--muted);font-size:12px;font-weight:700}.rounded-select{position:relative;min-width:150px}.rounded-select-trigger{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;height:46px;padding:0 16px;border:1px solid #d6d7df;border-radius:999px;background:#fff;color:#22242a;text-align:left;font-size:14px;font-weight:600}.rounded-select-trigger i{color:#858995;font-size:18px;font-style:normal;transition:transform .16s ease}.rounded-select.open .rounded-select-trigger{border-color:#a9a9ff;box-shadow:0 0 0 3px #eef}.rounded-select.open .rounded-select-trigger i{transform:rotate(180deg)}.rounded-select-menu{position:absolute;z-index:40;top:calc(100% + 7px);left:0;right:0;max-height:280px;overflow:auto;padding:6px;border:1px solid #dedfe6;border-radius:14px;background:#fff;box-shadow:0 14px 36px #28284d22}.rounded-select-menu button{display:flex;justify-content:space-between;width:100%;padding:11px 12px;border-radius:9px;background:transparent;color:#393c45;text-align:left;font-size:13px;font-weight:500}.rounded-select-menu button:hover,.rounded-select-menu button.selected{background:#efefff;color:#4545d2}.group-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;padding-top:26px}.group-grid button{min-height:176px;padding:24px;border:1px solid var(--line);background:#fafafd;color:#17191d;text-align:left}.group-grid button:hover{border-color:#b8b8ff}.group-grid small{color:#aaaeba}.group-grid h3{margin:18px 0 8px;font-size:18px}.group-grid p{min-height:44px;margin:0 0 16px;color:var(--muted);line-height:1.6}.group-grid span{color:var(--accent);font-size:12px;font-weight:800}.panel-loading,.reader-loading{padding:56px;text-align:center;color:var(--muted)}.all-preview-card{position:relative;overflow:hidden;display:grid;grid-template-columns:176px minmax(0,1fr) auto;align-items:center;gap:40px;min-height:252px;padding:30px 34px 30px 30px;border:1px solid #dedee9;border-radius:16px;background:#fff;box-shadow:0 14px 34px #30305e0b}.preview-mark{position:relative;display:flex;min-height:190px;flex-direction:column;justify-content:flex-end;padding:24px;border-radius:12px;background:#5050c4;color:#fff;box-shadow:inset -7px 0 #4040aa,8px 10px #ededff}.preview-mark:after{content:"";position:absolute;top:14px;right:14px;bottom:14px;left:14px;border:1px solid #ffffff3b;border-radius:7px}.preview-mark span,.preview-mark strong,.preview-mark small{position:relative;z-index:1}.preview-mark span{margin-bottom:auto;font-size:11px;font-weight:700;letter-spacing:.12em}.preview-mark strong{font-size:46px;line-height:1;font-weight:700}.preview-mark small{margin-top:5px;color:#e4e4ff;font-size:12px}.all-preview-copy{max-width:620px}.all-preview-meta{display:flex;gap:24px;margin-top:22px;color:#777b88;font-size:13px}.all-preview-meta span{display:flex;align-items:baseline;gap:5px}.all-preview-meta b{color:#202228;font-size:17px}.all-preview-card>button{display:flex;align-items:center;gap:16px;min-width:154px;justify-content:center;border-radius:10px;box-shadow:0 8px 18px #6262ff24}.all-preview-card>button:active{transform:translateY(1px)}@media (prefers-reduced-motion:reduce){.all-preview-card>button{transition:none}}.dictation-controls{display:flex;align-items:center;gap:22px;padding:20px 0}.segmented{display:flex;padding:3px;background:#efeff4;border-radius:9px}.segmented button{padding:9px 16px;background:transparent;color:#656974}.segmented button.active{background:#fff;color:#3f3fd0;box-shadow:0 1px 4px #20202b18}.dictation-controls label{display:flex;align-items:center;gap:7px;color:#575b65}.dictation-controls input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent)}.dictation-controls .print-option{display:grid;gap:4px;font-size:11px;color:#858995}.print-option .rounded-select{min-width:128px}.print-option .rounded-select-trigger{height:38px;padding:0 12px;font-size:13px}.print-button{margin-left:auto;background:#fff;color:var(--accent);border:1px solid #c9c9ff}.export-controls{display:grid;gap:16px;padding:24px 0}.export-mode-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.export-mode-grid button{min-height:108px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:18px;border:1px solid #dddde5;border-radius:13px;background:#fff;color:#24262c;text-align:left}.export-mode-grid button.active{border:2px solid var(--accent);padding:17px;color:#4242d0;background:#f8f8ff;box-shadow:0 5px 18px #3d3d800d}.export-mode-grid strong{font-size:18px}.export-mode-grid span{margin-top:7px;color:#8a8e98;font-size:12px;line-height:1.45}.shuffle-switch{width:100%;min-height:70px;display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border:1px solid #e5e5eb;border-radius:13px;background:#f7f7f9;color:#292b31;text-align:left}.shuffle-switch>span{display:grid;gap:4px}.shuffle-switch small{color:#92959e;font-weight:400}.shuffle-switch>i{width:46px;height:27px;padding:3px;border-radius:999px;background:#cacbd2;transition:background .18s ease}.shuffle-switch>i b{display:block;width:21px;height:21px;border-radius:50%;background:#fff;box-shadow:0 1px 4px #19192230;transition:transform .18s ease}.shuffle-switch.active>i{background:var(--accent)}.shuffle-switch.active>i b{transform:translate(19px)}.export-options{display:flex;align-items:end;gap:18px}.export-options>label:first-child{min-height:38px;display:flex;align-items:center;gap:7px;color:#575b65}.export-options input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent)}.export-pdf-button{width:100%;min-height:54px;border-radius:12px;font-size:17px}.export-error{margin:0;padding:10px 12px;border-radius:9px;background:#fff0f0;color:#b42318;font-size:13px}.dictation-sheet{border:1px solid #8fc6aa}.dictation-page+.dictation-page{border-top:12px solid #f0f0f4}.dictation-page>header{display:grid;grid-template-columns:1fr auto;gap:5px 20px;padding:22px;border-bottom:1px solid #8fc6aa;background:#ddf2e6}.dictation-page>header strong{font-size:20px}.dictation-page>header span{color:#2f654c}.dictation-page>header i{grid-column:1/-1;color:#797d87;font-size:13px;font-style:normal}.dictation-row{display:grid;grid-template-columns:36px 140px minmax(150px,.7fr) minmax(220px,1fr) minmax(130px,.7fr);align-items:center;gap:14px;min-height:66px;padding:8px 18px;border-top:1px solid #d5eadf}.dictation-row:nth-child(odd){background:#f0f8f3}.dictation-row>span,.dictation-row>small{color:#90949e}.dictation-row input{height:42px;padding:0 12px;border:0;border-bottom:1px solid #bfc1c9;outline:0}.dictation-row input:focus{border-color:#3f795d}.dictation-row em{visibility:hidden;color:#2f654c;font-style:normal}.dictation-row em.shown{visibility:visible}.print-blank,.print-answer{display:none}.online-dictation-toolbar{display:flex;align-items:center;gap:16px;padding:20px 0}.online-dictation-footer{display:flex;justify-content:flex-end;padding:18px 0 0}.online-dictation-footer .answer-toggle{display:flex;align-items:center;gap:7px;color:#575b65;cursor:pointer}.online-dictation-footer .answer-toggle input{width:17px;height:17px;accent-color:#3f795d}.open-export-preview{margin-left:auto;min-height:42px;padding:0 18px;border:1px solid #c9c9ff;border-radius:10px;background:#fff;color:var(--accent)}.open-export-preview:disabled{color:#9a9ca7;border-color:#dddde4;cursor:wait}.dictation-pagination{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;padding:20px 0 2px}.dictation-pagination>button{min-height:42px;padding:0 18px;border:1px solid #dddde5;border-radius:10px;background:#fff;color:#4f4fc7}.dictation-pagination>button:last-child{justify-self:end}.dictation-pagination>button:disabled{color:#b3b4bc;background:#f6f6f8;cursor:default}.dictation-pagination>label{display:flex;align-items:center;gap:8px;color:#777b86;font-size:13px}.dictation-pagination .rounded-select{min-width:104px}.dictation-pagination .rounded-select-trigger{height:40px}.export-preview-head{display:flex;align-items:center;gap:18px;padding-bottom:20px}.export-preview-head>button{min-height:40px;padding:0 14px;border:1px solid #dddde5;border-radius:10px;background:#fff;color:#4e515b}.export-preview-head>div{display:grid;gap:3px}.export-preview-head strong{font-size:21px}.export-preview-head span{color:#8a8e98;font-size:13px}.export-paper-stage{padding:18px;background:#eeeef1}.learning-panel.export-preview-active{position:fixed;top:0;right:0;bottom:0;left:0;z-index:120;width:100%;max-width:none;height:100dvh;padding:0 0 36px;overflow-y:auto;border:0;border-radius:0;background:#f3f3f5}.export-preview-active .export-preview-head{position:sticky;top:0;z-index:3;width:min(1120px,100%);margin:0 auto;padding:14px 18px;background:#f3f3f5f2;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.export-preview-active .export-paper-stage,.export-preview-active .export-controls{width:min(1120px,100%);margin-inline:auto}.export-preview-active .export-controls{padding:24px 18px max(30px,env(safe-area-inset-bottom))}.export-sheet-preview{width:100%;border:0}.export-sheet-preview .dictation-page{width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:auto repeat(20,minmax(34px,auto));grid-auto-flow:column;overflow:hidden;border:1px solid #8fc6aa;background:#fff;box-shadow:0 8px 30px #22222e14}.export-sheet-preview .dictation-page.print-hidden{display:none}.export-sheet-preview .dictation-page>header{grid-column:1/-1;grid-row:1;padding:13px 16px;border-bottom:1px solid #8fc6aa;background:#ddf2e6}.export-sheet-preview .dictation-row{grid-template-columns:26px minmax(76px,.8fr) minmax(0,1.2fr) 18px;gap:6px;min-height:34px;padding:4px 7px;border-top:0;border-bottom:1px dashed #b9dcc8;border-right:1px solid #8fc6aa}.export-sheet-preview .dictation-row:nth-child(odd){background:#f0f8f3}.export-sheet-preview .dictation-row>span:first-child{grid-column:1;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:#bfe3cd;color:#245b40;font-size:9px;font-weight:700}.export-sheet-preview .dictation-row>small,.export-sheet-preview .dictation-row>input,.export-sheet-preview .dictation-row>em,.export-sheet-preview .print-blank,.export-sheet-preview .print-answer{display:none}.export-sheet-preview .dictation-row>strong{grid-column:2;color:#1f1f1f;font-size:10px;line-height:1.2}.export-sheet-preview .preview-answer-line{grid-column:3;display:block;width:100%;height:21px;border-bottom:1px solid #658576}.export-sheet-preview .preview-check{grid-column:4;display:block;align-self:center;width:11px;height:11px;border:1px solid #626262;border-radius:2px}.reader-category{display:grid;gap:28px;justify-items:center}.reader-category>h2{width:min(900px,calc(100vw - 350px),calc(75dvh - 126px));margin:8px 0 -10px;padding:10px 14px 10px 10px;display:flex;align-items:center;gap:12px;border:1px solid #bdd2b8;border-radius:13px;background:linear-gradient(135deg,#dfeeda,#edf5e9);color:#334d3b;font-size:14px;font-weight:800;line-height:1.35;box-shadow:0 5px 16px #4f694a17}.reader-category>h2:before{content:"分类";flex:0 0 auto;display:grid;place-items:center;width:38px;height:25px;border-radius:8px;background:#63836a;color:#fff;font-size:10px;font-weight:800;letter-spacing:.08em;box-shadow:0 2px 6px #40584624}.reader-category>h2:after{display:none}@media print{body{background:#fff}.catalog-head,.tabs,.panel-head,.dictation-controls,.online-dictation-toolbar,.dictation-pagination,.export-preview-head,.export-controls{display:none!important}.catalog,.learning-panel{max-width:none;padding:0;border:0}.dictation-sheet{border-color:#aaa}.dictation-page{break-after:page}.dictation-page:last-child{break-after:auto}.dictation-page.print-hidden{display:none}.dictation-page+.dictation-page{border-top:0}.dictation-row{break-inside:avoid;grid-template-columns:28px 96px minmax(110px,.5fr) minmax(320px,1.8fr);min-height:54px}.dictation-row input,.dictation-row em{display:none}.preview-answer-line,.preview-check{display:none!important}.dictation-row .print-blank{display:block;width:100%;height:34px;border-bottom:1px solid #666}.dictation-row .print-answer.enabled{display:block;color:#111;border-bottom:1px solid #bbb}.dictation-row:has(.print-answer.enabled) .print-blank{display:none}}@media (max-width: 900px){.category-grid,.word-index>div{grid-template-columns:1fr}.catalog{padding:20px 16px}.catalog-head{grid-template-columns:1fr}.toolbar{grid-template-columns:auto 1fr auto}.mobile-menu{display:block}.desktop-collapse,.nav-restore,.aside-head button{display:none}.pdf aside{transform:translate(-100%)}.pdf aside.open{transform:none}.stream{margin-left:0;padding:82px 10px 50px}.doc-page{width:100%;min-height:300px}.doc-page canvas{min-height:260px}.category-card{min-height:190px}.tabs{gap:12px;overflow-x:auto}.tabs button{flex:0 0 auto;font-size:14px}.panel-head{align-items:stretch;flex-direction:column}.group-grid{grid-template-columns:1fr}.all-preview-card{grid-template-columns:104px minmax(0,1fr);gap:22px;min-height:auto;padding:20px}.preview-mark{min-height:144px;padding:17px;box-shadow:inset -5px 0 #4040aa,5px 7px #ededff}.preview-mark:after{top:10px;right:10px;bottom:10px;left:10px}.preview-mark strong{font-size:34px}.preview-mark span{font-size:9px}.preview-mark small{font-size:10px}.all-preview-card h2{font-size:22px}.all-preview-card p{font-size:13px;line-height:1.65}.all-preview-meta{gap:14px;margin-top:15px;font-size:11px}.all-preview-meta b{font-size:14px}.all-preview-card button{grid-column:1/-1;width:100%}.dictation-controls{align-items:flex-start;flex-wrap:wrap}.print-button{margin-left:0}.dictation-row{grid-template-columns:28px 1fr;padding:14px}.dictation-row small{text-align:right}.dictation-row strong,.dictation-row input,.dictation-row em{grid-column:1/-1}.reader-category>h2{width:100%}}@media (min-width: 701px) and (max-width: 1180px){.doc-page,.pdf.nav-collapsed .doc-page,.reader-category>h2{width:min(calc(100vw - 60px),calc(75dvh - 111px))}.learning-panel{padding:24px}.dictation-controls{flex-wrap:wrap}.dictation-controls .print-button{margin-left:0}.dictation-row{grid-template-columns:30px 90px minmax(130px,.7fr) minmax(190px,1fr);gap:10px;padding:9px 14px}.dictation-row input{grid-column:4;width:100%}.dictation-row em{grid-column:3/-1;padding-left:0}.category-select{width:100%}}@media (max-width: 700px) and (orientation: landscape){.pdf .doc-page,.reader-category>h2{width:min(100%,calc(75dvh - 101px))}.pdf .doc-page,.pdf .doc-page canvas{min-height:0}}@media (max-width: 700px){.toolbar{height:58px;grid-template-columns:auto minmax(0,1fr) auto;gap:7px;padding:max(6px,env(safe-area-inset-top)) 8px 6px}.toolbar button{min-height:36px;padding:7px 9px;border-radius:8px;font-size:12px}.toolbar .back-to-catalog{gap:5px;box-shadow:none}.toolbar .back-to-catalog b{font-size:0}.toolbar .back-to-catalog b:after{content:"题库";font-size:12px}.toolbar>div{min-width:0;overflow:hidden}.toolbar>div strong{display:block;overflow:hidden;font-size:13px;text-overflow:ellipsis;white-space:nowrap}.toolbar div span{max-width:100%;margin-top:2px;padding:0;overflow:hidden;background:transparent;font-size:10px;text-overflow:ellipsis;white-space:nowrap}.toolbar-actions{gap:5px}.toolbar-actions button{min-width:0;padding-inline:8px}.pdf aside{top:58px;width:min(86vw,320px)}.stream{padding:70px 8px 42px}.reader-category{width:100%;gap:14px}.reader-category>h2{margin:4px 0 -4px;padding:8px;overflow-wrap:anywhere;font-size:12px}.reader-category>h2:before{width:34px;height:23px;font-size:9px}.doc-page{overflow:hidden;box-shadow:0 2px 10px #1a1c2620}.doc-page header{min-height:64px;gap:8px;padding:8px 9px}.page-heading{display:grid;gap:3px;min-width:0}.page-heading strong{font-size:12px;line-height:1.35;overflow:visible;text-overflow:clip;white-space:normal}.page-heading>span{display:block;overflow:visible;max-width:100%;font-size:10px;line-height:1.35;text-align:left;white-space:normal;overflow-wrap:anywhere}.doc-page .bookmark-button{min-width:68px;min-height:34px;padding:5px 7px;font-size:10px}.doc-page canvas{width:100%;max-width:100%}.catalog{padding:14px 12px 50px}.catalog-head{display:grid;grid-template-columns:1fr;gap:13px;padding:max(8px,env(safe-area-inset-top)) 2px 18px}.catalog-head .back{min-height:42px;padding:1px 3px 5px 0;background:transparent;box-shadow:none}.catalog-head .kicker,.catalog-description{display:none}.catalog h1{display:-webkit-box;overflow:hidden;max-width:100%;margin:2px 0 0;font-size:clamp(24px,7vw,30px);line-height:1.22;letter-spacing:-.025em;-webkit-line-clamp:2;-webkit-box-orient:vertical}.metrics{justify-content:start;gap:8px}.metrics>span{gap:4px;padding:7px 10px;border:1px solid #e3e3ea;border-radius:8px;background:#f7f7fa;font-size:12px}.metrics strong{font-size:16px}.tabs{margin:0 -12px 22px;padding:0 12px}.learning-panel{padding:18px 14px;border-radius:12px}.panel-head{gap:18px;padding-bottom:18px}.panel-head h2{font-size:23px}.category-select,.category-select .rounded-select{width:100%;min-width:0}.dictation-controls{display:grid;grid-template-columns:1fr 1fr;gap:12px}.dictation-controls>.segmented{grid-column:1/-1}.dictation-controls>.segmented button{flex:1}.dictation-controls>label:not(.print-option){grid-column:1/-1}.print-option,.print-option .rounded-select{width:100%;min-width:0}.print-button{grid-column:1/-1;width:100%}.export-controls{gap:14px;padding:18px 0}.export-mode-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.export-mode-grid button{min-height:106px;padding:13px 10px;border-radius:12px}.export-mode-grid button.active{padding:12px 9px}.export-mode-grid strong{font-size:15px;white-space:nowrap}.export-mode-grid span{font-size:10px}.shuffle-switch{min-height:66px;padding:12px 14px}.export-options{display:grid;grid-template-columns:1fr 1fr;gap:12px}.export-options>label:first-child{grid-column:1/-1}.export-options .print-option,.export-options .rounded-select{width:100%;min-width:0}.export-pdf-button{min-height:58px;font-size:17px}.dictation-sheet{border:0;display:grid;gap:16px}.dictation-page{border:1px solid #dfe0e5;border-radius:12px;overflow:hidden}.dictation-page+.dictation-page{border-top:1px solid #dfe0e5}.dictation-page>header{grid-template-columns:1fr;padding:16px}.dictation-page>header span{font-size:13px}.dictation-row{grid-template-columns:34px 1fr;gap:7px 10px;padding:15px 14px}.dictation-row>span:first-child{grid-row:1/3;align-self:start;width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#eef;color:#4b4bd1;font-weight:700}.dictation-row small{grid-column:2;text-align:left;font-size:11px}.dictation-row strong{grid-column:2;font-size:17px}.dictation-row input{grid-column:1/-1;width:100%;margin-top:5px}.dictation-row input{height:58px;padding:0 16px;border:2px solid #d9daeb;border-radius:12px;background:#fbfbff;font-size:18px;line-height:1.4}.dictation-row input::placeholder{color:#a4a6b2;font-size:15px}.dictation-row input:focus{border-color:#77f;background:#fff;box-shadow:0 0 0 4px #eef}.dictation-row em{grid-column:1/-1;padding:8px 10px;border-radius:7px;background:#f1f1ff}.online-dictation-toolbar{display:grid;grid-template-columns:1fr auto;gap:12px;padding:16px 0}.online-dictation-toolbar .segmented{grid-column:1/-1}.online-dictation-toolbar .segmented button{flex:1;min-height:42px}.open-export-preview{grid-column:1/-1;width:100%;min-height:48px;margin-left:0}.dictation-pagination{grid-template-columns:1fr 1fr;gap:10px;padding-top:16px}.dictation-pagination>label{grid-column:1/-1;grid-row:1;justify-content:center}.dictation-pagination>button{width:100%;padding:0 10px}.learning-panel.export-preview-active{top:0;right:0;bottom:0;left:0;width:100%;height:100dvh;margin:0;padding:0;overflow-x:hidden;overflow-y:auto}.export-preview-head{padding:12px 14px;background:#fff}.export-preview-head>button{padding:0 10px;font-size:12px}.export-preview-head strong{font-size:17px}.export-paper-stage{width:100%;padding:0}.export-sheet-preview{width:100%;gap:12px}.export-sheet-preview .dictation-page{width:100%;border-right:0;border-left:0;border-radius:0;box-shadow:none}.export-sheet-preview .dictation-page+.dictation-page{border-top:12px solid #eeeef1}.export-sheet-preview .dictation-page>header{grid-template-columns:minmax(0,1fr) auto;padding:10px 8px}.export-sheet-preview .dictation-page>header strong{font-size:12px}.export-sheet-preview .dictation-page>header span{font-size:9px}.export-sheet-preview .dictation-page>header i{font-size:8px}.export-sheet-preview .dictation-row{grid-template-columns:18px minmax(52px,.8fr) minmax(0,1.2fr) 13px;gap:3px;min-height:30px;padding:3px 4px}.export-sheet-preview .dictation-row>span:first-child{grid-row:auto;width:16px;height:16px;font-size:7px}.export-sheet-preview .dictation-row>strong{grid-column:2;overflow:hidden;font-size:8px;line-height:1.15}.export-sheet-preview .preview-answer-line{grid-column:3;height:18px}.export-sheet-preview .preview-check{grid-column:4;width:9px;height:9px}.export-controls{padding:22px 14px max(28px,env(safe-area-inset-bottom));background:#f3f3f5}}@media print{@page{size:A4 portrait;margin:11mm}.dictation-sheet{width:100%}.dictation-page{width:100%;height:274mm;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:auto repeat(20,minmax(0,1fr));grid-auto-flow:column;border:1px solid #8fc6aa;border-radius:0;overflow:hidden;break-after:page;-webkit-print-color-adjust:exact;print-color-adjust:exact}.dictation-page>header{grid-column:1/-1;grid-row:1;display:grid;grid-template-columns:1fr auto;padding:11px 14px;background:#ddf2e6;border-bottom:1px solid #8fc6aa}.dictation-page>header strong{font-size:16px}.dictation-page>header i{font-size:10px}.dictation-row{display:grid;grid-template-columns:28px minmax(92px,.75fr) minmax(0,1.25fr);gap:7px;min-height:0;padding:3px 7px;border-top:0;border-bottom:1px dashed #b9dcc8;border-right:1px solid #8fc6aa;border-radius:0;background:#fff}.dictation-row:nth-child(odd){background:#f0f8f3}.dictation-row>span:first-child{grid-column:1;grid-row:auto;display:grid;place-items:center;width:20px;height:20px;border:0;border-radius:50%;background:#bfe3cd;color:#245b40;font-size:9px;font-weight:700}.dictation-row>small{display:none}.dictation-row>strong{grid-column:2;font-size:10px;line-height:1.2}.dictation-row>input,.dictation-row>em{display:none}.dictation-row .print-blank{grid-column:3;display:block;width:100%;min-width:0;height:20px;padding:0;border-radius:0;background:transparent;border-bottom:1px solid #658576}.dictation-row .print-answer.enabled{grid-column:3;display:block;width:100%;padding:3px 1px;border-radius:0;background:transparent;color:#333;border-bottom:1px solid #9bbcab;font-size:9px;line-height:1.2}.dictation-row:has(.print-answer.enabled) .print-blank{display:none}}.reader-audio-float{--audio-green:#20a873;position:fixed;z-index:45;top:0;left:0;width:min(560px,calc(100vw - 24px));padding:7px 9px 10px;background:#fffffff5;border:.6px solid #dce3e9;border-radius:22px;box-shadow:0 18px 52px #354b423d,0 4px 14px #354b421f;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);will-change:transform,opacity;transition:transform .22s cubic-bezier(.22,.75,.2,1)}.reader-audio-float.dragging{transition:none}.reader-audio-float.closing{pointer-events:none;transform:translate3d(var(--collapse-x),var(--collapse-y),0) scale(.09)!important;transform-origin:var(--fold-origin);opacity:0;border-radius:38px;transition:transform .28s cubic-bezier(.65,0,.35,1),opacity 80ms .2s,border-radius .28s}.reader-audio-drag-handle{height:13px;display:grid;place-items:start center;touch-action:none;cursor:grab;-webkit-user-select:none;user-select:none}.reader-audio-drag-handle:active{cursor:grabbing}.reader-audio-drag-handle span{display:block;width:46px;height:4px;border-radius:4px;background:#cbd3da}.reader-audio-head{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;min-height:38px;touch-action:none;cursor:grab;-webkit-user-select:none;user-select:none}.reader-audio-head:active{cursor:grabbing}.reader-audio-title{display:flex;align-items:baseline;gap:8px;min-width:0}.reader-audio-title strong{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#273445;font-size:14px}.reader-audio-title small{flex:none;color:#697580;font-size:11px;font-weight:700}.reader-audio-actions{display:flex;align-items:center;gap:9px;flex:none}.reader-audio-actions button{padding:0;transform:none!important}.reader-audio-row-control{height:30px;display:flex;align-items:center;flex:none;border:.6px solid #d9e1e8;border-radius:16px;overflow:hidden;color:#65716b;background:#fff}.reader-audio-row-control button{width:25px;height:100%;display:grid;place-items:center;flex:none;background:transparent;color:#52605a;border-radius:0}.reader-audio-row-control button:disabled{opacity:.28}.reader-audio-row-control span{min-width:31px;text-align:center;font-size:10px;font-weight:700}.reader-audio-accent{height:32px;width:88px;display:flex;flex:none;padding:2px;border:.6px solid #d9e1e8;border-radius:18px;background:#fff}.reader-audio-accent button{min-width:0;padding:0;flex:1;border-radius:15px;background:transparent;color:#273445;font-size:15px;font-weight:700;transform:none!important}.reader-audio-accent button.active{background:var(--audio-green);color:#fff}.reader-audio-close{width:36px;height:36px;padding:0;display:grid;place-items:center;flex:0 0 36px;border-radius:50%;background:var(--audio-green);color:#fff;box-shadow:0 4px 10px #20a87335;transform:none!important}.reader-audio-current{width:100%;min-height:58px;margin:2px 0 7px;padding:6px 10px 6px 13px;display:flex;align-items:center;justify-content:space-between;gap:8px;text-align:left;background:#fff;border:.6px solid #dce3e9;border-radius:14px;color:#18202a}.reader-audio-current.playing{border-color:#bceedb;background:#fcfffd}.reader-audio-current>span{min-width:0;display:grid;gap:2px}.reader-audio-current b{min-width:0;display:flex;align-items:baseline;gap:10px;font-size:21px;line-height:1.1;white-space:nowrap}.reader-audio-current b>i{color:#98a3ad;font-size:15px;font-style:normal}.reader-audio-current b>em{min-width:0;overflow:hidden;text-overflow:ellipsis;color:#566170;font-size:14px;font-style:normal;font-weight:400}.reader-audio-current small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#566170;font-size:13px}.reader-audio-main-icon{width:40px;height:40px;display:grid;place-items:center;flex:none;border:.6px solid #bdebd8;border-radius:50%;background:#f8fffc;color:var(--audio-green);font-style:normal}.reader-audio-words{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#b8c6bf transparent}.reader-audio-words.columns-4{grid-template-columns:repeat(4,minmax(0,1fr))}.reader-audio-words>button{position:relative;height:48px;display:flex;align-items:center;min-width:0;padding:4px 24px 4px 8px;background:#fff;color:#18202a;border:.6px solid #e2e8ee;border-radius:13px;text-align:left}.reader-audio-words>button.playing{border-color:var(--audio-green);background:#fcfffd}.reader-audio-words>button span{display:grid;min-width:0;width:100%}.reader-audio-words b,.reader-audio-words small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reader-audio-words b{font-size:14px;line-height:16px}.reader-audio-words small{margin-top:1px;color:#697580;font-size:11px;font-weight:400}.reader-audio-words>button>i{position:absolute;right:5px;top:5px;color:#46505c;font-style:normal}.reader-audio-words>button.playing>i{color:var(--audio-green)}.reader-audio-launcher{position:fixed;z-index:44;top:0;left:0;width:48px;height:48px;padding:0;display:grid;place-items:center;touch-action:none;cursor:grab;-webkit-user-select:none;user-select:none;border:.8px solid #bdebd8;border-radius:50%;background:#fff;color:#20a873;box-shadow:0 8px 24px #354b4238;transition:opacity .15s,transform .26s cubic-bezier(.22,.75,.2,1)}.reader-audio-launcher:active{cursor:grabbing}.reader-audio-launcher.hidden{opacity:0;pointer-events:none}@media (max-width:760px){.reader-audio-float{width:calc(100vw - 18px);padding-inline:7px}.reader-audio-head{gap:5px}.reader-audio-title{display:grid;gap:0}.reader-audio-title strong{font-size:12px}.reader-audio-title small{font-size:9px}.reader-audio-row-control{height:27px}.reader-audio-row-control button{width:20px}.reader-audio-row-control span{min-width:25px;font-size:9px}.reader-audio-actions{gap:4px}.reader-audio-accent{width:70px}.reader-audio-close{width:34px;height:34px;flex-basis:34px}.reader-audio-words,.reader-audio-words.columns-4{grid-template-columns:repeat(3,minmax(0,1fr))}.reader-audio-current b{font-size:18px}}.pdf{background:radial-gradient(circle at 7% 12%,#f1edfa 0,transparent 30%),radial-gradient(circle at 93% 24%,#eaf2e8 0,transparent 28%),#f8f6ef}.pdf>.toolbar,.pdf>.toolbar.touch-expanded,.pdf>.toolbar:hover,.pdf>.toolbar:focus-within{position:fixed;inset:0 auto auto 50%;top:0;z-index:40;width:min(1540px,calc(100% - 40px));height:58px;margin:0;padding:0 20px;grid-template-columns:250px minmax(0,1fr) auto;transform:translate(-50%,calc(-100% + 10px));background:#fffefa;border:1px solid #e9e6df;border-top:0;border-radius:0 0 16px 16px;box-shadow:0 4px 12px #4f49351a;transition:transform .24s cubic-bezier(.22,.75,.2,1) .25s,box-shadow .24s ease .25s}.pdf>.toolbar.touch-expanded,.pdf>.toolbar:hover,.pdf>.toolbar:focus-within{transform:translate(-50%);box-shadow:0 9px 30px #4f49351f;transition-delay:0s}.pdf>.toolbar .toolbar-peek-control{display:block}.reader-workspace{position:relative;width:min(1540px,100%);min-height:calc(100dvh - 58px);margin:0 auto;padding:20px;display:grid;grid-template-columns:410px minmax(0,1fr) 280px;align-items:start;gap:20px}.pdf .reader-workspace>aside{position:sticky;inset:auto;top:78px;grid-column:1;grid-row:1;width:100%;max-height:calc(100dvh - 98px);padding:17px 14px;overflow-y:auto;background:#fffefa;border:1px solid #e8e5de;border-radius:18px;box-shadow:0 12px 30px #4e49320d}.pdf .reader-workspace>.stream{grid-column:2;grid-row:1;width:100%;min-width:0;min-height:0;margin:0;padding:0 0 50px;background:transparent;justify-items:center}.pdf .reader-workspace .doc-page,.pdf.nav-collapsed .reader-workspace .doc-page,.pdf .reader-workspace .reader-category>h2{width:min(100%,820px,calc((100dvh - 110px)*.75))}.pdf .reader-workspace .doc-page{scroll-margin-top:76px}.reader-workspace .reader-category{width:100%}.reader-audio-rail{position:sticky;top:78px;grid-column:3;grid-row:1;min-width:0}.reader-nav-scrim,.mobile-nav-close{display:none}.pdf.nav-collapsed .reader-workspace{grid-template-columns:44px minmax(0,1fr) 280px}.pdf.nav-collapsed .reader-workspace>aside{visibility:hidden;pointer-events:none}.pdf .reader-workspace>.nav-restore{position:sticky;inset:auto;top:78px;grid-column:1;grid-row:1;width:44px;height:44px;background:#fffefa;border:1px solid #dedcf3;border-radius:13px;box-shadow:0 8px 20px #4842931a}.reader-audio-mode{display:none}.reader-audio-drag-handle{height:23px;display:flex;align-items:center;justify-content:center;gap:7px;color:#9aa3aa}@media screen and (min-width: 1440px){.reader-audio-actions .reader-audio-mode{display:grid;cursor:pointer;transition:background .15s,box-shadow .15s,scale .15s}.reader-audio-actions .reader-audio-mode:hover{background:#168f61;box-shadow:0 6px 16px #20a87355}.reader-audio-actions .reader-audio-mode:active{scale:.92}.reader-audio-actions .reader-audio-mode:focus-visible{outline:2px solid #168354;outline-offset:3px}.reader-audio-actions .reader-audio-collapse{display:grid;cursor:pointer;transition:background .15s,box-shadow .15s,scale .15s}.reader-audio-actions .reader-audio-collapse:hover{background:#168f61;box-shadow:0 6px 16px #20a87355}.reader-audio-actions .reader-audio-collapse:active{scale:.92}.reader-audio-actions .reader-audio-collapse:focus-visible{outline:2px solid #168354;outline-offset:3px}.pdf.audio-docked .reader-audio-rail .reader-audio-float{width:min(280px,calc(100vw - 24px))!important;padding:17px 14px;background:#fffefa;border:1px solid #e8e5de;border-radius:18px;box-shadow:0 12px 30px #4e49320d;-webkit-backdrop-filter:none;backdrop-filter:none}.pdf.audio-docked .reader-audio-rail .reader-audio-float.closing{opacity:0}.pdf.audio-docked .reader-audio-rail .reader-audio-row-control{display:none}.pdf.audio-docked .reader-audio-rail .reader-audio-head{display:flex;flex-direction:column;align-items:stretch;gap:10px}.pdf.audio-docked .reader-audio-rail .reader-audio-title{display:grid;gap:3px}.pdf.audio-docked .reader-audio-rail .reader-audio-actions{justify-content:space-between}.pdf.audio-docked .reader-audio-rail .reader-audio-words,.pdf.audio-docked .reader-audio-rail .reader-audio-words.columns-4{grid-template-columns:minmax(0,1fr);max-height:min(600px,calc(100dvh - 300px))!important}.pdf.audio-docked .reader-audio-rail .reader-audio-words>button{height:55px}.pdf.audio-docked .reader-workspace{grid-template-columns:410px minmax(0,1fr)}.pdf.audio-docked.nav-collapsed .reader-workspace{grid-template-columns:44px minmax(0,1fr)}.pdf.audio-docked .reader-audio-rail{display:contents}.pdf.audio-floating .reader-workspace{grid-template-columns:410px minmax(0,1fr)}.pdf.audio-floating.nav-collapsed .reader-workspace{grid-template-columns:44px minmax(0,1fr)}.pdf.audio-floating .reader-audio-rail{display:contents}}@media screen and (max-width: 1439px){.reader-workspace{grid-template-columns:360px minmax(0,1fr)}.pdf.nav-collapsed .reader-workspace{grid-template-columns:44px minmax(0,1fr)}.reader-audio-rail{display:contents}}@media screen and (max-width: 1023px){.pdf>.toolbar,.pdf>.toolbar.touch-expanded,.pdf>.toolbar:hover,.pdf>.toolbar:focus-within{width:min(820px,calc(100% - 20px));grid-template-columns:auto minmax(0,1fr) auto;padding:0 12px}.reader-workspace,.pdf.nav-collapsed .reader-workspace{display:block;width:min(820px,100%);padding:12px 10px 30px}.pdf .reader-workspace>aside,.pdf.nav-collapsed .reader-workspace>aside{position:fixed;z-index:32;inset:0 auto 0 0;top:0;width:min(620px,94vw);max-height:100dvh;padding:20px 15px;border-radius:0 18px 18px 0;visibility:visible;pointer-events:auto;transform:translate(-110%)}.pdf .reader-workspace>aside.open,.pdf.nav-collapsed .reader-workspace>aside.open{transform:translate(0)}.reader-nav-scrim{position:fixed;z-index:31;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%;padding:0;background:#18231e55;border:0;border-radius:0;box-shadow:none}.pdf .reader-workspace>.stream{display:grid;width:100%;padding:0 0 35px}.pdf .reader-workspace .doc-page,.pdf.nav-collapsed .reader-workspace .doc-page,.pdf .reader-workspace .reader-category>h2{width:min(100%,calc((100dvh - 100px)*.75))}.mobile-menu{display:block}.desktop-collapse{display:none}.aside-head .mobile-nav-close{display:grid;place-items:center;width:30px;height:30px;padding:0;background:#f5f5fb;color:#6262ac}.pdf .reader-workspace>.nav-restore{display:none}}@media screen and (max-width: 700px){.pdf>.toolbar,.pdf>.toolbar.touch-expanded,.pdf>.toolbar:hover,.pdf>.toolbar:focus-within{height:54px;width:calc(100% - 12px);padding:0 7px}.reader-workspace{padding:8px 6px 24px}.pdf .reader-workspace .doc-page,.pdf.nav-collapsed .reader-workspace .doc-page,.pdf .reader-workspace .reader-category>h2{width:100%}.pdf .reader-workspace .doc-page{scroll-margin-top:66px}.pdf .reader-workspace>aside .aside-head{grid-template-columns:1fr auto auto}.reader-audio-rail .reader-audio-float{position:fixed;inset:0 auto auto 0;width:calc(100vw - 16px)!important;max-height:56dvh;overflow-y:auto}.reader-audio-rail .reader-audio-drag-handle{display:flex}}.reader-preview-scrollbar{display:none}@media (hover: hover) and (pointer: fine){html:has(.pdf.all-preview),body:has(.pdf.all-preview){scrollbar-width:none}html:has(.pdf.all-preview)::-webkit-scrollbar,body:has(.pdf.all-preview)::-webkit-scrollbar{display:none}.reader-preview-scrollbar{position:fixed;z-index:50;top:12px;right:3px;bottom:12px;display:block;width:18px;border:1px solid #d9e3dc;border-radius:999px;background:#eef3ee;cursor:pointer;touch-action:none}.reader-preview-scrollbar[hidden]{display:none}.reader-preview-scrollbar:focus-visible{outline:2px solid #278d68;outline-offset:2px}.reader-preview-scrollbar-thumb{width:12px;height:56px;margin:0 auto;border-radius:999px;background:#789c89;box-shadow:0 1px 5px #26453640;cursor:grab;touch-action:none}.reader-preview-scrollbar-thumb:hover,.reader-preview-scrollbar-thumb.dragging{background:#397f60}.reader-preview-scrollbar-thumb.dragging{cursor:grabbing}}.public-page{min-height:100vh;background:#f7f7f5;color:#202124}.public-page>header{height:68px;padding:0 max(24px,calc((100vw - 940px)/2));display:flex;align-items:center;background:#fffffff0;border-bottom:1px solid #e8e8e4}.public-page>header>a{color:#17181b;font-size:22px;font-weight:900;text-decoration:none}.public-page article{width:min(860px,calc(100% - 32px));margin:32px auto 60px;padding:clamp(28px,5vw,58px);box-sizing:border-box;background:#fff;border:1px solid #e5e5e1;border-radius:24px}.public-page h1{margin:0;font-size:clamp(30px,5vw,44px);letter-spacing:-.04em}.public-lead{margin:14px 0 38px;color:#73757c;font-size:16px}.public-page section{margin-top:30px}.public-page h2{margin:0 0 12px;font-size:20px}.public-page h3{margin:22px 0 7px;font-size:16px}.public-page p,.public-page li{color:#4f5258;font-size:15px;line-height:1.9}.public-page ul{padding-left:22px}.public-page a{color:#4f55d9}.public-footer{display:grid;gap:18px;margin-top:44px;padding-top:22px;border-top:1px solid #ecece8;color:#999ba0;font-size:13px}.public-footer nav{display:flex;flex-wrap:wrap;gap:10px 24px}.public-footer nav a{color:#777980;font-size:14px;text-decoration:none}.public-footer nav a[aria-current=page]{color:#202124;font-weight:700}.public-footer>span{color:#999ba0}.support-card{display:grid;gap:7px;margin:28px 0 38px;padding:22px;background:#f4f4f1;border-radius:16px}.support-card span{color:#777980;font-size:13px}.support-card a{font-size:21px;font-weight:800;text-decoration:none}.support-card small{color:#85878d;line-height:1.6}.deletion-language{display:flex;justify-content:flex-end;align-items:center;gap:10px;margin-bottom:24px;color:#73757c;font-size:14px}.deletion-language select{padding:7px 10px;border:1px solid #d5d6d1;border-radius:8px;background:#fff;color:#202124;font:inherit}@media (max-width: 640px){.public-page>header{height:58px;padding:0 20px}.public-page article{margin-top:16px;border-radius:18px}.public-footer nav{justify-content:space-between;gap:10px 14px}}.payment-return-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:#f4f7f5;color:#1d2f28}.payment-return-card{width:min(440px,100%);padding:42px 34px;text-align:center;border:1px solid #d8e3dd;border-radius:22px;background:#fff;box-shadow:0 18px 50px #1f46341a}.payment-return-mark{display:grid;place-items:center;width:58px;height:58px;margin:0 auto 20px;border-radius:50%;color:#fff;background:#3f795d;font-size:30px;font-weight:700}.payment-return-card h1{margin:0 0 12px;font-size:28px}.payment-return-card p{margin:0;color:#63746c;line-height:1.7}.payment-return-countdown{padding-top:10px;font-size:13px}.payment-return-card button{display:block;width:100%;margin:24px 0 14px;padding:12px;border:0;border-radius:10px;color:#fff;background:#3f795d;font-weight:700;cursor:pointer}.payment-return-card a{color:#4c6d5d;font-size:13px}.cloud-preview-page{--cloud-preview-title-color: #3f6f5f;min-height:100vh;overflow:hidden;color:#18332c;background:#fff;font-family:Arial,Microsoft YaHei,sans-serif}.cloud-preview-page a{color:inherit;text-decoration:none}.cloud-preview-hero{position:relative;min-height:100vh;padding:0 28px 36px;overflow:hidden;background:#fff}.cloud-preview-hero-inner{position:relative;z-index:2;min-height:auto;border-radius:0;overflow:visible;border:0;background-color:#fff;padding-top:92px}.cloud-preview-nav{position:fixed;z-index:100;top:0;left:50%;width:min(1240px,calc(100% - 44px));height:92px;margin:0;display:block;padding:0;border:0;border-radius:0;background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none;transform:translate(-50%);transform-origin:top center;will-change:width,height,gap,padding,border-radius,background-color,box-shadow,transform;transition:top .72s cubic-bezier(.16,1,.3,1),width .72s cubic-bezier(.16,1,.3,1),height .72s cubic-bezier(.16,1,.3,1),gap .72s cubic-bezier(.16,1,.3,1),padding .72s cubic-bezier(.16,1,.3,1),border-radius .72s cubic-bezier(.16,1,.3,1),background-color .42s ease,box-shadow .58s ease,transform .72s cubic-bezier(.16,1,.3,1)}.cloud-preview-nav-bar{width:100%;height:100%;display:flex;align-items:center;justify-content:space-between;gap:72px}.cloud-preview-nav.is-scrolled{top:18px;width:min(760px,calc(100% - 36px));height:68px;gap:34px;padding:10px 16px;border-radius:999px;border:0;background:#ffffffeb;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 18px 48px #1a43341f;transform:translate(-50%)}.cloud-preview-nav-left{display:flex;align-items:center;gap:42px;min-width:0;transition:gap .72s cubic-bezier(.16,1,.3,1)}.cloud-preview-nav.is-scrolled .cloud-preview-nav-left{flex:1 1 auto;gap:18px}.cloud-preview-nav.is-scrolled .cloud-preview-links{flex:1 1 auto;max-width:none;justify-content:space-around;gap:12px}.cloud-preview-nav.is-scrolled .cloud-preview-links a{flex:1 1 0;min-width:0;text-align:center}.cloud-preview-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;transition:gap .48s cubic-bezier(.2,.8,.2,1)}.cloud-preview-nav.is-scrolled .cloud-preview-brand{gap:8px}.cloud-preview-mark{width:40px;height:40px;border-radius:12px;background:transparent;position:relative;display:inline-flex;align-items:center;justify-content:center;transition:width .72s cubic-bezier(.16,1,.3,1),height .72s cubic-bezier(.16,1,.3,1),border-radius .72s cubic-bezier(.16,1,.3,1)}.cloud-preview-nav.is-scrolled .cloud-preview-mark{width:34px;height:34px;border-radius:10px}.cloud-preview-mark img{display:block;width:100%;height:100%;object-fit:contain}.cloud-preview-links{display:flex;justify-content:flex-start;gap:42px;max-width:420px;overflow:hidden;color:#18332c9e;font-size:15px;font-weight:700;white-space:nowrap;opacity:1;transform:translate(0);transition:max-width .46s cubic-bezier(.2,.8,.2,1),opacity .24s ease,transform .42s cubic-bezier(.2,.8,.2,1),gap .42s ease}.cloud-preview-links a{position:relative;padding:10px 0;border-radius:999px;transition:color .28s ease,background-color .28s ease,transform .28s cubic-bezier(.2,.8,.2,1)}.cloud-preview-links a:after{content:"";position:absolute;left:0;right:0;bottom:5px;height:2px;border-radius:999px;background:currentColor;opacity:0;transform:scaleX(.35);transition:opacity .28s ease,transform .28s cubic-bezier(.2,.8,.2,1)}.cloud-preview-links a:hover{color:#173d31;background:transparent;transform:translateY(-1px)}.cloud-preview-links a:hover:after{opacity:.28;transform:scaleX(1)}.cloud-preview-nav-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px;flex:0 0 auto}.cloud-preview-language{position:relative;flex:0 0 auto}.cloud-preview-language-trigger{min-width:82px;height:42px;padding:0 12px;display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid rgba(24,51,44,.09);border-radius:999px;color:#315e4f;background:#ffffffd6;box-shadow:0 8px 24px #1a433411;font:inherit;font-size:12px;font-weight:800;letter-spacing:.04em;cursor:pointer;transition:color .2s ease,background-color .2s ease,transform .2s ease,box-shadow .2s ease}.cloud-preview-language-trigger:hover,.cloud-preview-language.is-open .cloud-preview-language-trigger{color:#234f3e;background:#fff;box-shadow:0 10px 28px #1a43341c;transform:translateY(-1px)}.cloud-preview-language-chevron{transition:transform .24s ease}.cloud-preview-language.is-open .cloud-preview-language-chevron{transform:rotate(180deg)}.cloud-preview-language-menu{position:absolute;z-index:110;top:calc(100% + 9px);right:0;width:190px;max-height:min(420px,calc(100vh - 110px));padding:7px;display:grid;gap:2px;overflow-y:auto;border:1px solid rgba(24,51,44,.08);border-radius:17px;background:#fffffff7;box-shadow:0 20px 50px #1a433424;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-7px) scale(.97);transform-origin:top right;transition:opacity .18s ease,transform .24s cubic-bezier(.16,1,.3,1),visibility 0s linear .24s}.cloud-preview-language.is-open .cloud-preview-language-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0) scale(1);transition-delay:0s}.cloud-preview-language-menu a{min-height:42px;padding:0 10px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:11px;color:#405b52;font-size:13px;font-weight:700}.cloud-preview-language-menu a small{color:#18332c6b;font-size:10px;font-weight:700}.cloud-preview-language-menu a:hover{background:#2f654c11}.cloud-preview-language-menu a[aria-current=page]{color:#245840;background:#eaf6ef}.cloud-preview-nav-cta{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 26px;border-radius:999px;color:#173d31;background:#ffffffb8;font-weight:800;white-space:nowrap;transition:min-height .48s cubic-bezier(.2,.8,.2,1),padding .48s cubic-bezier(.2,.8,.2,1),background-color .28s ease,box-shadow .48s ease,transform .22s ease}.cloud-preview-nav-cta--download{max-width:150px;overflow:hidden;opacity:1;color:#2f654c;background:#fff;box-shadow:0 8px 24px #1a433412;transition:max-width .42s cubic-bezier(.2,.8,.2,1),min-height .48s cubic-bezier(.2,.8,.2,1),padding .42s cubic-bezier(.2,.8,.2,1),opacity .2s ease,transform .22s ease}.cloud-preview-nav-cta:hover{background:#2f654c14;transform:translateY(-1px)}.cloud-preview-nav-cta--online{max-width:150px;overflow:hidden;color:#2f654c;background:#fff;box-shadow:0 8px 24px #1a433412}.cloud-preview-nav-cta--store{max-width:142px;overflow:hidden;color:#2f654c;background:#fff;box-shadow:0 8px 24px #1a433412}.cloud-preview-nav-cta--online:hover,.cloud-preview-nav-cta--store:hover{color:#285741;background:#fff}.cloud-preview-nav-cta--download:hover{color:#285741;background:#fff;transform:none}.cloud-preview-nav.is-scrolled .cloud-preview-nav-cta{min-height:42px;padding:0 22px;background:transparent}.cloud-preview-nav.is-scrolled .cloud-preview-nav-cta--online,.cloud-preview-nav.is-scrolled .cloud-preview-nav-cta--download,.cloud-preview-nav.is-scrolled .cloud-preview-nav-cta--store{color:#2f654c;background:#fff}.cloud-preview-menu-toggle{display:inline-flex;width:0;height:46px;padding:0;align-items:center;justify-content:center;border:0;border-radius:999px;color:#315e4f;background:#ffffffb8;opacity:0;visibility:hidden;overflow:hidden;pointer-events:none;transform:scale(.72) rotate(-18deg);cursor:pointer;transition:width .46s cubic-bezier(.16,1,.3,1),opacity .28s ease,visibility 0s linear .46s,background-color .24s ease,transform .46s cubic-bezier(.16,1,.3,1)}.cloud-preview-nav.is-scrolled .cloud-preview-menu-toggle{width:42px;height:42px;opacity:1;visibility:visible;pointer-events:auto;background:transparent;transform:scale(1) rotate(0);transition-delay:0s}.cloud-preview-nav.is-scrolled .cloud-preview-nav-cta--online,.cloud-preview-nav.is-scrolled .cloud-preview-nav-cta--download,.cloud-preview-nav.is-scrolled .cloud-preview-nav-cta--store{max-width:0;min-height:42px;padding-inline:0;opacity:0;pointer-events:none;box-shadow:none}.cloud-preview-menu-icon{position:relative;width:20px;height:16px;display:block}.cloud-preview-menu-icon i{position:absolute;left:1px;width:18px;height:1.5px;border-radius:999px;background:currentColor;transform-origin:center;transition:top .34s cubic-bezier(.16,1,.3,1),opacity .2s ease,transform .34s cubic-bezier(.16,1,.3,1)}.cloud-preview-menu-icon i:nth-child(1){top:1px}.cloud-preview-menu-icon i:nth-child(2){top:7px}.cloud-preview-menu-icon i:nth-child(3){top:13px}.cloud-preview-menu-toggle.is-open .cloud-preview-menu-icon i:nth-child(1){top:7px;transform:rotate(45deg)}.cloud-preview-menu-toggle.is-open .cloud-preview-menu-icon i:nth-child(2){opacity:0;transform:scaleX(.25)}.cloud-preview-menu-toggle.is-open .cloud-preview-menu-icon i:nth-child(3){top:7px;transform:rotate(-45deg)}.cloud-preview-menu-toggle:hover{background:#ebf6f0e6;transform:translateY(-1px)}.cloud-preview-mobile-menu{position:absolute;top:calc(100% + 10px);right:8px;width:min(224px,calc(100vw - 32px));padding:9px;display:grid;gap:4px;overflow:hidden;border:1px solid rgba(24,51,44,.08);border-radius:18px;background:#fff;box-shadow:0 18px 44px #1a43341a;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);opacity:0;visibility:hidden;pointer-events:none;clip-path:inset(0 0 100% 0 round 18px);transform:translateY(-8px) scaleY(.88);transform-origin:top right;transition:clip-path .42s cubic-bezier(.16,1,.3,1),opacity .24s ease,transform .42s cubic-bezier(.16,1,.3,1),visibility 0s linear .42s}.cloud-preview-mobile-menu.is-open{opacity:1;visibility:visible;pointer-events:auto;clip-path:inset(0 0 0 0 round 18px);transform:translateY(0) scaleY(1);transition-delay:0s}.cloud-preview-mobile-menu a{display:flex;min-height:48px;padding:0 16px;align-items:center;border-radius:12px;color:#405b52;font-size:14px;font-weight:700;opacity:0;transform:translateY(-12px);transition:color .2s ease,background-color .2s ease,opacity .25s ease,transform .38s cubic-bezier(.16,1,.3,1)}.cloud-preview-mobile-menu.is-open a{opacity:1;transform:translateY(0)}.cloud-preview-mobile-menu.is-open a:nth-child(1){transition-delay:.09s}.cloud-preview-mobile-menu.is-open a:nth-child(2){transition-delay:.15s}.cloud-preview-mobile-menu a:active{transform:scale(.98)}.cloud-preview-mobile-menu a:hover{color:#234f3e;background:#2f654c12}.cloud-preview-mobile-menu .cloud-preview-mobile-menu-online,.cloud-preview-mobile-menu .cloud-preview-mobile-menu-download{margin:0;border:1px solid rgba(24,51,44,.08);border-radius:12px;color:#2f654c;background-color:#fff;box-shadow:0 4px 12px #1a43340b}.cloud-preview-mobile-menu .cloud-preview-mobile-menu-online:hover,.cloud-preview-mobile-menu .cloud-preview-mobile-menu-download:hover{color:#285741;background-color:#fff}.cloud-preview-mobile-languages{display:none}.cloud-preview-button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:18px;color:#f6fbf8;background:linear-gradient(180deg,#3f795d,#2d5e48);box-shadow:0 18px 36px #2f654c47;font-weight:800;transition:min-height .48s cubic-bezier(.2,.8,.2,1),padding .48s cubic-bezier(.2,.8,.2,1),border-radius .48s cubic-bezier(.2,.8,.2,1),transform .22s ease,box-shadow .22s ease}.cloud-preview-nav.is-scrolled .cloud-preview-button{min-height:42px;padding:0 22px;border-radius:999px}.cloud-preview-button:hover{transform:translateY(-2px);box-shadow:0 24px 46px #2f654c57}.cloud-preview-button-ghost{color:#14382d;background:#ffffff85;box-shadow:inset 0 0 0 1px #18332c1f}.cloud-preview-hero-copy{position:relative;z-index:2;width:min(1040px,calc(100% - 44px));margin:58px auto 0;text-align:center}.cloud-preview-eyebrow{display:inline-flex;align-items:center;gap:10px;min-height:38px;padding:0 15px;border-radius:999px;color:#18332ca8;background:#ffffff5c;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);font-size:14px}.cloud-preview-eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:#2f654c;box-shadow:0 0 0 7px #2f654c1a}.cloud-preview-hero-copy h1,.cloud-preview-section-head h2,.cloud-preview-cta h2{margin:0;color:var(--cloud-preview-title-color);font-weight:500;letter-spacing:0}.cloud-preview-hero-copy h1{display:flex;flex-direction:column;align-items:center;margin:0 auto;max-width:980px;justify-content:center;gap:0;color:var(--cloud-preview-title-color);font-size:clamp(40px,4.4vw,72px);line-height:1.08;font-family:Songti SC,STSong,"Noto Serif SC",serif;font-weight:650;text-shadow:0 16px 34px rgba(24,51,44,.12)}.cloud-preview-hero-title-line{justify-content:center;white-space:nowrap}.cloud-preview-hero-title-line--second{display:flex;align-items:baseline;justify-content:center;white-space:nowrap}.cloud-preview-hero-title-accent,.cloud-preview-hero-title-tail{justify-content:center;flex-wrap:nowrap!important}.cloud-preview-hero-title-accent,.cloud-preview-hero-title-tail{font-style:normal;font-weight:650}.cloud-preview-hero-entries{width:min(560px,100%);margin:34px auto 0;display:flex;justify-content:center;padding:7px;border:1px solid rgba(24,51,44,.055);border-radius:32px;background:#fffffff5;box-shadow:0 5px 12px #1f342c09,0 22px 48px #1f342c17}.cloud-preview-hero-entries--domestic{width:min(700px,100%)}.cloud-preview-hero-entries--domestic .cloud-preview-hero-entry{flex:1 1 0;padding-inline:12px}.cloud-preview-hero-entry{position:relative;width:50%;min-width:0;min-height:70px;display:flex;align-items:center;justify-content:center;gap:16px;padding:8px 24px;overflow:hidden;border:0;border-radius:25px;text-align:left;transition:background-color .28s ease,transform .28s cubic-bezier(.16,1,.3,1)}.cloud-preview-hero-entry:hover{background:#2f654c0e;transform:translateY(-2px)}.cloud-preview-hero-entry:active{transform:translateY(0) scale(.985)}.cloud-preview-hero-entry:focus-visible{outline:3px solid rgba(74,132,105,.28);outline-offset:3px}.cloud-preview-hero-entry--download,.cloud-preview-hero-entry--online{color:#171b19!important}.cloud-preview-hero-entry--online:before{content:"";position:absolute;top:13px;bottom:13px;left:-1px;width:1px;background:#18332c24}.cloud-preview-hero-entry-title{color:#454947;font-size:17px;font-weight:700;line-height:1.15}.cloud-preview-hero-entry small{color:#939694;font-size:13px;font-weight:500;line-height:1.2;white-space:nowrap}.cloud-preview-hero-entry-symbol{width:46px;height:46px;flex:0 0 46px;display:grid;place-items:center;color:#202623;transition:color .28s ease,transform .32s cubic-bezier(.16,1,.3,1)}.cloud-preview-hero-entry-symbol svg{width:34px;height:34px;stroke-width:1.8}.cloud-preview-hero-entry--download .cloud-preview-hero-entry-symbol{color:#315f4e}.cloud-preview-hero-entry-copy{min-width:0;display:flex;flex-direction:column;gap:7px}.cloud-preview-hero-entry:hover .cloud-preview-hero-entry-symbol{color:#315f4e;transform:translateY(-2px) scale(1.04)}.blur-text-segment{display:inline-block;opacity:0;filter:blur(var(--blur-text-initial-blur));transform:translate(var(--blur-text-x),var(--blur-text-y)) scaleX(var(--blur-text-initial-scale-x)) scaleY(var(--blur-text-initial-scale-y));transform-origin:left center;will-change:transform,filter,opacity}.blur-text-segment.is-in-view{animation:cloud-preview-blur-text var(--blur-text-duration) linear var(--blur-text-delay) forwards}@keyframes cloud-preview-blur-text{0%{opacity:0;filter:blur(var(--blur-text-initial-blur));transform:translate(var(--blur-text-x),var(--blur-text-y)) scaleX(var(--blur-text-initial-scale-x)) scaleY(var(--blur-text-initial-scale-y))}50%{opacity:.5;filter:blur(var(--blur-text-mid-blur));transform:translate(var(--blur-text-mid-x),var(--blur-text-mid-y)) scaleX(var(--blur-text-mid-scale-x)) scaleY(var(--blur-text-mid-scale-y))}to{opacity:1;filter:blur(0);transform:translate(0) scaleX(1) scaleY(1)}}.cloud-preview-hero-copy p{max-width:610px;margin:28px auto 0;color:#18332cad;font-size:20px;line-height:1.75}.cloud-preview-hero-subtitle{position:absolute;z-index:2;top:15%;left:50%;width:max-content;max-width:calc(100% - 48px);display:flex;margin:0;justify-content:center;color:#2f5c4cb8;font-family:PingFang SC,HarmonyOS Sans SC,Microsoft YaHei,Arial,sans-serif;font-size:clamp(18px,2vw,26px);font-weight:500;line-height:1.65;text-align:center;text-shadow:0 2px 14px rgba(255,255,255,.9);transform:translate(-50%)}.cloud-preview-hero-visual{position:relative;width:min(960px,70vw);aspect-ratio:1672 / 941;margin:48px auto 0;border-radius:30px;overflow:hidden;border:1px solid rgba(24,51,44,.08);background:url(/assets/hero-brand-v1-CBCJni3b.webp) center / cover no-repeat;box-shadow:0 28px 70px #2459481a}.cloud-preview-section{padding:112px 0;background:#fff}.cloud-preview-page>main>.cloud-preview-section:first-child{padding-top:72px}.reveal-on-view{opacity:0;transform:translateY(36px);transition:opacity .72s ease var(--reveal-delay),transform .72s cubic-bezier(.16,1,.3,1) var(--reveal-delay);will-change:opacity,transform}.reveal-on-view.is-visible{opacity:1;transform:translateY(0)}.reveal-on-view.reveal-stack{opacity:1;transform:none;transition:none}.cloud-preview-section-tight{padding-top:86px;padding-bottom:48px}#showcase{padding-bottom:76px}#focus{padding-top:68px}.cloud-preview-section-head{width:min(1120px,calc(100% - 44px));margin:0 auto 58px;display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,420px);gap:42px;align-items:end}.cloud-preview-section-head h2,.cloud-preview-cta h2{max-width:620px;font-size:clamp(32px,3.8vw,52px);line-height:1.08}.cloud-preview-section-head p{margin:0;color:#18332c94;font-size:15px;line-height:1.75}.cloud-preview-section-head--centered{display:flex;flex-direction:column;align-items:center;gap:8px;max-width:980px;text-align:center}.cloud-preview-section-head--centered h2{max-width:900px}.cloud-preview-section-head--centered .cloud-preview-blur-heading,.cloud-preview-section-head--centered .cloud-preview-blur-copy{justify-content:center;margin-left:auto;margin-right:auto}.cloud-preview-section-head--centered .cloud-preview-blur-copy{margin-top:14px}.cloud-preview-section-accent{margin:0;justify-content:center;color:var(--cloud-preview-title-color);font-family:Songti SC,STSong,"Noto Serif SC",serif;font-size:clamp(32px,3.8vw,52px);font-style:normal;font-weight:600;line-height:1.08}.cloud-preview-section-head--split{grid-template-columns:minmax(220px,.8fr) minmax(420px,1.2fr);align-items:start;padding-top:30px;border-top:1px solid rgba(24,51,44,.1)}.cloud-preview-section-label{position:relative;align-items:center;gap:10px;color:var(--cloud-preview-title-color)!important;font-family:Songti SC,STSong,"Noto Serif SC",serif;font-size:18px!important;font-weight:600}.cloud-preview-section-label:before{content:"";width:28px;height:1px;flex:0 0 auto;background:#3f6f5f8c}.cloud-preview-section-statement{display:flex;flex-direction:column;align-items:flex-end;text-align:right}.cloud-preview-section-statement .cloud-preview-section-accent,.cloud-preview-section-statement .cloud-preview-blur-heading,.cloud-preview-section-statement .cloud-preview-blur-copy{justify-content:flex-end}.cloud-preview-section-statement .cloud-preview-blur-copy{margin-top:20px}.cloud-preview-blur-heading{justify-content:flex-start}.cloud-preview-blur-copy{justify-content:flex-start;max-width:440px}.cloud-preview-cta .cloud-preview-blur-heading,.cloud-preview-cta .cloud-preview-blur-copy{justify-content:center;margin-left:auto;margin-right:auto}.cloud-preview-showcase{position:relative;min-height:640px;overflow:hidden}.cloud-preview-carousel{position:absolute;top:54px;right:0;bottom:0;left:0;overflow-x:auto;overflow-y:hidden;cursor:grab;scrollbar-width:none;-webkit-user-select:none;user-select:none;touch-action:pan-y;overscroll-behavior-x:contain}.cloud-preview-carousel::-webkit-scrollbar{display:none}.cloud-preview-carousel.is-dragging{cursor:grabbing}.cloud-preview-carousel.is-loop-normalizing .cloud-preview-slide,.cloud-preview-carousel.is-loop-normalizing .cloud-preview-slide:after{transition:none}.cloud-preview-track{display:flex;align-items:center;gap:56px;width:max-content;min-width:100%;padding:0 calc(50vw - 117.5px)}.cloud-preview-slide{position:relative;z-index:2;width:235px;height:509px;flex:0 0 auto;border-radius:38px;background:#ffffffb8;box-shadow:0 24px 60px #224f421f;overflow:hidden;opacity:.36;filter:blur(.45px);transition:opacity .35s ease,filter .35s ease}.cloud-preview-slide:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;background:#ffffff75;pointer-events:none;transition:opacity .35s ease,background-color .35s ease}.cloud-preview-slide.is-in-device{opacity:.64;filter:blur(.45px)}.cloud-preview-slide.is-in-device:after{background:#ffffff4d}.cloud-preview-slide.is-highlighted{z-index:4;opacity:.96;filter:blur(0)}.cloud-preview-slide.is-highlighted:after{opacity:0}.cloud-preview-screen{height:100%;background:#fff}.cloud-preview-screen img{display:block;width:100%;height:100%;object-fit:cover;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}.cloud-preview-screen-top{display:flex;justify-content:space-between;color:#18332c6b;font-size:13px;font-weight:700}.cloud-preview-screen h3{margin:76px 0 0;color:#1b3730;font-size:29px;line-height:1.08;font-weight:800;letter-spacing:0}.cloud-preview-screen p{margin:18px 0 0;color:#18332c9e;font-size:15px;line-height:1.65}.cloud-preview-screen-lines{display:grid;gap:12px;margin-top:auto}.cloud-preview-screen-lines span{height:13px;border-radius:999px;background:#2f654c24}.cloud-preview-screen-lines span:nth-child(2){width:78%}.cloud-preview-screen-lines span:nth-child(3){width:52%;background:#2f654c47}.cloud-preview-device-shell{pointer-events:none;position:absolute;z-index:5;left:50%;top:48px;transform:translate(-50%)}.cloud-preview-device-backdrop,.cloud-preview-device-shade{pointer-events:none;position:absolute;left:50%;top:54px;width:235px;height:509px;border-radius:27px;transform:translate(-50%)}.cloud-preview-device-backdrop{z-index:1;background:#000}.cloud-preview-device-shade{z-index:3;background:#0000002e}.cloud-preview-note-grid{width:min(1120px,calc(100% - 44px));margin:0 auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}.cloud-preview-note{height:340px;padding:46px 48px 44px;border:1px solid rgba(25,43,55,.08);border-radius:36px;background:#fff;box-shadow:none;overflow:hidden}.cloud-preview-focus-icon{position:absolute;left:0;top:0;width:62px;height:auto;overflow:visible;filter:none}.cloud-preview-note-body{position:relative;max-width:500px;height:100%;padding-top:92px}.cloud-preview-note-body strong{display:block;margin-top:0;color:var(--cloud-preview-title-color);font-size:clamp(23px,1.65vw,28px);line-height:1.22;font-weight:700;letter-spacing:0}.cloud-preview-note-body p{margin:24px 0 0;color:#78838d;font-size:16px;line-height:1.68;font-weight:500}.cloud-preview-faq{padding:52px 22px 76px;scroll-margin-top:100px;background:#fff}.cloud-preview-faq-layout{width:min(900px,100%);margin:0 auto;display:block}.cloud-preview-faq-head{position:static;max-width:720px;margin:0 auto 34px;text-align:center}.cloud-preview-faq-head .cloud-preview-section-accent,.cloud-preview-faq-head .cloud-preview-blur-heading,.cloud-preview-faq-head .cloud-preview-blur-copy{justify-content:center}.cloud-preview-faq-head h2{max-width:720px;margin:6px auto 0;color:var(--cloud-preview-title-color);font-size:clamp(34px,3.7vw,50px);font-weight:500;line-height:1.08}.cloud-preview-faq-head .cloud-preview-blur-copy{max-width:520px;margin:16px auto 0;color:#18332c94;font-size:15px;line-height:1.75}.cloud-preview-faq-content{min-width:0}.cloud-preview-faq-list{width:100%;border-top:1px solid rgba(24,51,44,.16)}.cloud-preview-faq-item{overflow:hidden;border-bottom:1px solid rgba(24,51,44,.16);background:#fff}.cloud-preview-faq-item button{width:100%;min-height:72px;padding:16px 0;display:grid;grid-template-columns:28px minmax(0,1fr) 24px;align-items:center;gap:16px;color:#19342c;background:transparent;border:0;cursor:pointer;text-align:left}.cloud-preview-faq-index{color:#3f6f5f8a;font-family:Songti SC,STSong,"Noto Serif SC",serif;font-size:13px;font-style:italic;font-weight:600}.cloud-preview-faq-question{font-size:17px;font-weight:550;line-height:1.45}.cloud-preview-faq-item button svg{flex:0 0 auto;color:#75827d;transition:transform .32s cubic-bezier(.16,1,.3,1),color .25s ease}.cloud-preview-faq-item.is-expanded button svg{transform:rotate(45deg)}.cloud-preview-faq-answer{display:grid;grid-template-rows:0fr;opacity:0;transition:grid-template-rows .34s cubic-bezier(.16,1,.3,1),opacity .24s ease}.cloud-preview-faq-item.is-expanded .cloud-preview-faq-answer{grid-template-rows:1fr;opacity:1}.cloud-preview-faq-answer>div{overflow:hidden}.cloud-preview-faq-answer p{margin:0;padding:0 40px 20px 44px;color:#6f7d78;font-size:14px;line-height:1.65}.cloud-preview-support{width:min(900px,100%);margin:36px auto 0;padding-top:0}.cloud-preview-support-actions{margin-top:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.cloud-preview-support-action{min-height:142px;padding:26px 30px;display:grid;grid-template-columns:44px minmax(0,1fr);gap:18px;align-items:start;color:#19342c}.cloud-preview-support-action>svg{width:42px;height:42px;padding:10px;color:var(--cloud-preview-title-color);border:1px solid rgba(63,111,95,.16);border-radius:8px}.cloud-preview-support-action span{display:flex;flex-direction:column;align-items:flex-start}.cloud-preview-support-action strong{color:#19342c;font-size:16px;font-weight:650}.cloud-preview-support-action small{margin-top:8px;color:#74817d;font-size:13px;line-height:1.55}.cloud-preview-support-action em{margin-top:12px;color:var(--cloud-preview-title-color);font-size:13px;font-style:normal;font-weight:600;line-height:1.5}.cloud-preview-support-links{padding:30px 0 22px;display:flex;justify-content:center;gap:28px}.cloud-preview-support-links a{color:#687771;font-size:13px}.cloud-preview-support-links a:hover{color:var(--cloud-preview-title-color)}.cloud-preview-support-footer{display:flex;flex-direction:column;align-items:center;gap:10px;color:#9a9f9d;font-size:12px;line-height:1.6;text-align:center}.cloud-preview-support-footer>div{display:flex;justify-content:center;gap:8px;flex-wrap:wrap}.cloud-preview-support-footer a:hover{color:#687771}.cloud-preview-cta{min-height:72vh;display:grid;place-items:center;padding:112px 6vw;text-align:center;background:#fff}.cloud-preview-cta h2{max-width:960px}.cloud-preview-cta .cloud-preview-section-accent{margin:0 auto 10px}.cloud-preview-cta p{max-width:440px;margin:28px auto 40px;color:#18332c94;font-size:16px;line-height:1.75}@media (max-width: 960px){.cloud-preview-section-head,.cloud-preview-note-grid{grid-template-columns:1fr}.cloud-preview-section-head--split{gap:28px}.cloud-preview-section-statement{align-items:flex-start;text-align:left}.cloud-preview-section-statement .cloud-preview-section-accent,.cloud-preview-section-statement .cloud-preview-blur-heading,.cloud-preview-section-statement .cloud-preview-blur-copy{justify-content:flex-start}.cloud-preview-note{height:320px}.cloud-preview-showcase{min-height:620px}}@media (max-width: 880px){.cloud-preview-nav{overflow:visible}.cloud-preview-nav-bar{justify-content:flex-start;gap:18px;overflow:visible}.cloud-preview-nav-bar::-webkit-scrollbar{display:none}.cloud-preview-nav-left{flex:1 1 auto;min-width:0}.cloud-preview-links{gap:18px;min-width:0}.cloud-preview-nav-actions{margin-left:auto;padding-right:2px}.cloud-preview-nav.is-scrolled .cloud-preview-nav-bar{gap:12px;overflow:hidden}}@media (max-width: 720px){.cloud-preview-hero{min-height:auto;padding:0 14px 28px}.cloud-preview-hero-inner{min-height:auto;border-radius:0;padding-top:74px}.cloud-preview-nav{width:calc(100% - 28px);height:74px}.cloud-preview-nav.is-scrolled{top:12px;width:calc(100% - 28px);height:62px;padding:8px 12px;transform:translate(-50%)}.cloud-preview-links a{padding:8px 0}.cloud-preview-language,.cloud-preview-nav-cta{display:none}.cloud-preview-nav-left{flex:1 1 auto;min-width:0;gap:6px}.cloud-preview-links,.cloud-preview-nav.is-scrolled .cloud-preview-links{display:flex;flex:1 1 auto;max-width:none;min-width:0;justify-content:space-around;gap:4px;font-size:11px}.cloud-preview-links a,.cloud-preview-nav.is-scrolled .cloud-preview-links a{flex:1 1 0;min-width:0;padding:8px 2px;overflow:hidden;text-align:center;text-overflow:ellipsis}.cloud-preview-brand>span:last-child{display:none}.cloud-preview-mark,.cloud-preview-nav.is-scrolled .cloud-preview-mark{width:32px;height:32px;border-radius:9px}.cloud-preview-nav-cta{flex:0 0 auto;min-height:38px;padding:0 8px;font-size:12px}.cloud-preview-nav-actions{gap:6px}.cloud-preview-menu-toggle,.cloud-preview-nav.is-scrolled .cloud-preview-menu-toggle{width:38px;height:38px;opacity:1;visibility:visible;pointer-events:auto;color:#315e4f;background:#ffffffd1;box-shadow:0 6px 18px #1a433412;transform:scale(1) rotate(0);transition-delay:0s}.cloud-preview-nav-bar,.cloud-preview-nav.is-scrolled .cloud-preview-nav-bar{gap:10px;overflow:visible}.cloud-preview-mobile-menu{right:0;width:min(320px,calc(100vw - 28px));max-height:calc(100vh - 100px);overflow-y:auto}.cloud-preview-mobile-languages{margin-top:5px;padding-top:9px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;border-top:1px solid rgba(24,51,44,.08)}.cloud-preview-mobile-menu .cloud-preview-mobile-languages a{min-height:38px;padding:0 10px;justify-content:center;border:0;font-size:12px;text-align:center}.cloud-preview-mobile-menu .cloud-preview-mobile-languages a[aria-current=page]{color:#245840;background:#eaf6ef}.cloud-preview-nav.is-scrolled .cloud-preview-menu-toggle{width:38px;height:38px}.cloud-preview-hero-copy{width:calc(100% - 34px);margin-top:46px}.cloud-preview-hero-copy h1{font-size:clamp(30px,9vw,48px)}.cloud-preview-hero-entries{width:100%;margin-top:24px;padding:5px;border-radius:25px}.cloud-preview-hero-entry{min-width:0;min-height:60px;flex:1 1 0;gap:8px;padding:6px 8px;border-radius:20px}.cloud-preview-hero-entry-title{font-size:14px}.cloud-preview-hero-entries--domestic{flex-wrap:wrap}.cloud-preview-hero-entries--domestic .cloud-preview-hero-entry{flex:1 1 45%;padding-inline:8px}.cloud-preview-hero-entries--domestic .cloud-preview-hero-entry:last-child{flex-basis:100%}.cloud-preview-hero-entries--domestic .cloud-preview-hero-entry:last-child:before{display:none}.cloud-preview-hero-entry small{font-size:10px}.cloud-preview-hero-entry-symbol{width:34px;height:34px;flex-basis:34px}.cloud-preview-hero-entry-symbol svg{width:26px;height:26px}.cloud-preview-hero-copy p{font-size:17px}.cloud-preview-hero-visual{width:calc(100% - 28px);margin-top:36px;border-radius:24px}.cloud-preview-hero-visual .cloud-preview-hero-subtitle{top:12%;max-width:calc(100% - 28px);font-size:16px}.cloud-preview-section{padding:82px 0}#showcase{padding-bottom:48px}#focus{padding-top:48px}.cloud-preview-page>main>.cloud-preview-section:first-child{padding-top:58px}.cloud-preview-note-grid{width:calc(100% - 28px)}.cloud-preview-note{padding:32px 28px 36px;border-radius:28px;height:330px}.cloud-preview-focus-icon{width:56px}.cloud-preview-note-body{padding-top:82px}.cloud-preview-note-body strong{font-size:24px}.cloud-preview-note-body p{margin-top:26px;font-size:16px}.cloud-preview-faq{padding:48px 14px 64px}.cloud-preview-faq-item button{min-height:66px;padding:14px 0;grid-template-columns:28px minmax(0,1fr) 24px;gap:12px}.cloud-preview-faq-question{font-size:16px}.cloud-preview-faq-answer p{padding:0 36px 18px 40px;font-size:14px}.cloud-preview-support{margin-top:32px;padding-top:0}.cloud-preview-support-actions{grid-template-columns:1fr}.cloud-preview-support-actions{margin-top:0}.cloud-preview-support-action{min-height:0;padding:26px 8px}.cloud-preview-device-shell{transform:translate(-50%) scale(.88);transform-origin:top center}.cloud-preview-device-backdrop,.cloud-preview-device-shade{width:207px;height:448px;border-radius:24px}.cloud-preview-track{gap:36px;padding:0 calc(50vw - 103.5px)}.cloud-preview-slide{width:207px;height:448px}}@media (max-width: 420px){.cloud-preview-nav,.cloud-preview-nav.is-scrolled{width:calc(100% - 12px)}.cloud-preview-nav-left{gap:4px}.cloud-preview-mark,.cloud-preview-nav.is-scrolled .cloud-preview-mark{width:28px;height:28px}.cloud-preview-nav-cta{min-height:34px;padding:0 6px;font-size:11px}}.shelf-side{display:grid;justify-items:end;gap:14px}.shelf-purchase-button{min-width:150px;background:#3f795d;box-shadow:0 8px 22px #2f654c29}.purchase-page{max-width:1180px;margin:auto;padding:38px 28px 72px;color:#1d2f28}.purchase-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;padding:0 0 30px;border-bottom:1px solid #dce6e0}.purchase-head h1{margin:10px 0 8px;font-size:clamp(36px,5vw,56px);line-height:1}.purchase-head p:last-child{margin:0;color:#6d7b75}.purchase-back{padding:8px 0;background:transparent;color:#4d665c;font-size:13px}.purchase-sync{border:1px solid #c8dbd1;background:#fff;color:#2f654c}.purchase-message{margin:20px 0 0;padding:13px 16px;border-radius:12px}.purchase-message.error{background:#fff1ef}.purchase-message.notice{background:#eef8f2;color:#2c674b}.purchase-loading,.purchase-empty{margin-top:24px;padding:42px;text-align:center;border:1px dashed #cad8d1;border-radius:18px;color:#78867f;background:#fff}.membership-product{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;margin-top:28px;padding:34px 38px;border:1px solid #b9d7c8;border-radius:24px;background:linear-gradient(135deg,#f1fbf5,#e1f3e9);box-shadow:0 16px 42px #29654b17}.membership-product.active{background:linear-gradient(135deg,#e8f8ee,#d5eddf)}.membership-kicker{color:#3e8061;font-size:11px;font-weight:800;letter-spacing:.14em}.membership-product h2{margin:10px 0 8px;font-size:clamp(24px,3vw,34px)}.membership-product p{margin:0;color:#61766c;line-height:1.7}.membership-buy{display:grid;justify-items:end;gap:7px;min-width:170px}.membership-buy del{color:#86958e;font-size:13px}.membership-buy strong{font-size:28px;color:#275f46}.membership-buy button{min-width:150px;background:#347a59}.membership-buy button:disabled{background:#8ea79a}.library-products{margin-top:38px}.library-products>header{display:flex;justify-content:space-between;align-items:end;margin-bottom:16px}.library-products>header span{color:#579174;font-size:12px;font-weight:800}.library-products h2{margin:4px 0 0;font-size:28px}.library-products>header small{color:#7c8a84}.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.product-card{display:grid;grid-template-columns:120px minmax(0,1fr);min-height:210px;overflow:hidden;border:1px solid #dce5e0;border-radius:18px;background:#fff}.product-cover{display:flex;flex-direction:column;justify-content:space-between;padding:22px 17px;color:#fff;background:#4f8c6e;border-right:5px solid #bfe0cf}.product-cover span{font-size:42px;font-weight:300}.product-cover small{font-size:9px;line-height:1.5;letter-spacing:.12em}.product-body{display:flex;flex-direction:column;padding:22px}.product-body h3{margin:8px 0;font-size:20px}.product-body p{margin:0;color:#74817b;font-size:13px;line-height:1.65}.access-state{width:max-content;padding:4px 8px;border-radius:999px;font-size:10px;font-weight:800}.access-state.owned{color:#2e7755;background:#e8f6ed}.access-state.locked{color:#777f7b;background:#f0f2f1}.product-body footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:18px}.product-body footer strong{color:#285f47;font-size:19px}.product-body footer button{padding:10px 14px;background:#3f795d}.pending-order{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:20px;padding:16px 18px;border:1px solid #c7ded2;border-radius:14px;background:#f4faf6}.pending-order>div:first-child{display:grid;gap:5px}.pending-order span{color:#738079;font-size:12px}.pending-actions{display:flex;gap:8px}.pending-actions a,.pending-actions button{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 13px;border-radius:9px;font-size:13px;font-weight:700}.pending-actions a{color:#2f654c;background:#fff;border:1px solid #c6d9cf}.pending-actions button{color:#fff;background:#3f795d}.purchase-legal{text-align:center;margin-top:34px;color:#87918c;font-size:12px}.purchase-legal a{color:#537566}.purchase-empty{grid-column:1/-1;margin-top:0}@media (max-width:760px){.shelf-side{justify-items:start}.shelf-purchase-button{width:100%}.purchase-page{padding:22px 16px 56px}.purchase-head{align-items:flex-start}.purchase-head p:last-child{font-size:13px;line-height:1.6}.purchase-sync{padding:10px 12px;white-space:nowrap}.membership-product{grid-template-columns:1fr;padding:25px 22px}.membership-buy{grid-template-columns:1fr auto;align-items:center;justify-items:start}.membership-buy del,.membership-buy strong{grid-column:1}.membership-buy button{grid-column:2;grid-row:1/3}.product-grid{grid-template-columns:1fr}.product-card{grid-template-columns:92px minmax(0,1fr)}.product-cover{padding:18px 12px}.pending-order{align-items:flex-start;flex-direction:column}.pending-actions{width:100%}.pending-actions a,.pending-actions button{flex:1}.purchase-legal{line-height:1.8}}.trial-learning{min-height:100vh;background:#f8faf8;color:#20392e;padding-bottom:24px}.trial-top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:14px max(16px,calc((100vw - 1050px)/2));background:#fffffff5;border-bottom:1px solid #e3eae5}.trial-top>div{flex:1;min-width:0;text-align:center}.trial-top strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.trial-top small{display:block;margin-top:4px;color:#65766c}.trial-learning button{cursor:pointer}.trial-top button,.trial-tabs button,.trial-view-switch button,.trial-page-controls button{border:1px solid #c7d8cb;border-radius:14px;background:#f1f8f2;color:#214b36;padding:9px 14px;font-weight:650;flex-shrink:0}.trial-tabs,.trial-view-switch{max-width:960px;margin:18px auto;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;padding:0 16px}.trial-tabs button[aria-pressed=true],.trial-view-switch button[aria-pressed=true]{background:#b9dfc4}.trial-view-switch span{color:#6a766f;font-size:13px}.trial-pages{max-width:920px;margin:auto;padding:0 16px}.trial-pages>[data-trial-index]{scroll-margin-top:92px}.trial-pages .doc-page{margin:20px auto;width:100%}.trial-page-controls{display:flex;align-items:center;justify-content:center;gap:20px;margin:20px}.trial-page-controls button:disabled{opacity:.5}.trial-notice{text-align:center;padding:24px}.trial-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:2000;background:#0004;display:flex;justify-content:center;align-items:flex-end}.trial-purchase-sheet{background:#fff;color:#272c29;flex:0 1 480px;width:100%;height:auto;min-height:0;max-height:90vh;max-height:90dvh;overflow:auto;overscroll-behavior:contain;border-radius:28px 28px 0 0;padding:12px 26px max(16px,env(safe-area-inset-bottom));box-shadow:0 -12px 50px #0001;text-align:center}.trial-sheet-handle{display:block;position:relative;width:48px;height:20px;margin:0 auto 4px;border:0;background:transparent;padding:0;cursor:pointer}.trial-sheet-handle:after{content:"";position:absolute;width:38px;height:4px;border-radius:10px;background:#dee1e2;top:4px;left:5px}.trial-art{display:block;width:220px;max-width:100%;height:124px;object-fit:contain;margin:0 auto 6px}.trial-purchase-sheet .trial-sheet-eyebrow{color:#4a6755;font-size:13px;line-height:19px;font-weight:600;margin:0 0 12px;overflow-wrap:anywhere}.trial-purchase-sheet>h2{font-size:28px;font-weight:900;color:#151816;line-height:38px;margin:0;text-wrap:balance}.trial-purchase-sheet .trial-sheet-description{color:#515955;font-size:14px;line-height:23px;margin:12px 0 0}.trial-benefits{display:flex;width:100%;gap:8px;justify-content:space-around;margin:24px 0 26px}.trial-benefits>span{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;color:#343b36;font-size:12px;line-height:18px}.trial-benefits svg{color:#272c29;flex-shrink:0}.trial-checkout{margin:0;padding:0;min-height:0}.trial-checkout .trial-buy-button{display:flex;align-items:center;justify-content:center;width:100%;min-height:54px;padding:13px 16px;border:0;border-bottom:3px solid #3e7857;border-radius:28px;background:#72b892;color:#163c29;font-size:17px;line-height:24px;font-weight:800;cursor:pointer}.trial-checkout .trial-buy-button:hover:not(:disabled){background:#7bc29c;transform:none}.trial-checkout .trial-buy-button:active:not(:disabled){transform:translateY(1px)}.trial-checkout .trial-buy-button:disabled{opacity:1;background:#e9ecea;border-color:#ccd4ce;color:#69736c;cursor:default}.trial-permanent-hint{margin:10px 0 0;color:#626b66;font-size:12px;line-height:18px}.trial-checkout-message{margin:8px 0;color:#626b66;font-size:12px;line-height:18px}.trial-checkout-message[role=alert]{color:#a84238}.trial-checkout-message button{background:transparent;padding:4px 8px;color:#3e7857}.trial-checkout-legal{margin:8px 0 0;color:#87918c;font-size:10px;line-height:16px}.trial-checkout-legal a{color:#63796b;margin-left:3px}.trial-pending-order{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin:12px 0 0;padding:12px;border-radius:12px;background:#f1f8f3;font-size:12px}.trial-pending-order>span{width:100%;color:#627469}.trial-pending-order button,.trial-pending-order a{border:1px solid #bfd8c8;background:#fff;color:#315c43;padding:8px 12px;border-radius:12px}.trial-directory{width:min(92vw,620px);background:#fff;border-radius:24px;margin:auto;padding:20px}.trial-directory>header{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:12px}.trial-directory>header button{background:#e5f4e9;border:1px solid #bfd7c6;border-radius:12px;padding:7px 14px}.trial-directory select{width:100%;padding:10px;border:1px solid #cddbcf;border-radius:10px;margin-bottom:10px}.trial-directory-list{height:min(55dvh,480px);overflow:auto;overscroll-behavior:contain}.trial-directory-list button{width:100%;height:48px;display:flex;gap:10px;justify-content:space-between;align-items:center;border:0;border-bottom:1px solid #e6ede8;background:#fff;text-align:left;padding:0 8px}.trial-directory-list button>span{flex:1;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.trial-directory-list small{color:#718078;flex-shrink:0}.trial-shelf-badge{display:inline-block;width:max-content;background:#fff9;border:1px solid #ffffffb3;color:#355d45;border-radius:8px;padding:4px 10px;font-size:12px;line-height:18px;font-weight:700}.library-volume-trial{--trial-cover-bg:#e5f2e8;--trial-cover-ink:#41684e;border-color:#dce6de}.library-volume-trial.trial-tone-1{--trial-cover-bg:#f4eedf;--trial-cover-ink:#776d46}.library-volume-trial.trial-tone-2{--trial-cover-bg:#e6eef6;--trial-cover-ink:#526e87}.library-volume-trial.trial-tone-3{--trial-cover-bg:#eee9f2;--trial-cover-ink:#786583}.library-volume-trial:hover{border-color:#a9c8b3;box-shadow:0 12px 28px #34523c0d}.library-volume-trial .trial-resource-cover{align-items:center;justify-content:center;gap:16px;background:var(--trial-cover-bg);color:var(--trial-cover-ink);border-right:1px solid #00000008;padding:50px 20px 26px}.trial-resource-cover:after{display:none}.trial-resource-cover .trial-shelf-badge{position:absolute;top:16px;left:16px;color:var(--trial-cover-ink)}.trial-resource-cover small{font-size:12px;letter-spacing:.06em}.library-volume-trial .volume-type{color:#52765c;letter-spacing:0}.library-volume-trial .library-copy{min-width:0}.library-volume-trial h2{overflow-wrap:anywhere}.trial-card-features{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;color:#64766b;font-size:13px}.trial-card-features>span{display:flex;align-items:center;gap:6px}.library-volume-trial .library-actions{display:flex;gap:10px;flex-wrap:wrap}.library-volume-trial .trial-card-primary{background:#72b892;color:#163c29;border-radius:22px;border-bottom:3px solid #3e7857}.library-volume-trial .trial-card-secondary{background:#eef7f0;color:#3e6850;border:1px solid #c7dccd;border-radius:22px}.trial-learning button:focus-visible,.trial-overlay button:focus-visible{outline:3px solid #3f8558;outline-offset:3px}@media (max-width:600px){.trial-top{gap:8px;padding:12px}.trial-top strong{font-size:15px}.trial-top button{padding:8px 10px}.trial-purchase-sheet{padding-left:20px;padding-right:20px}.trial-tabs button{font-size:13px;padding:9px 11px}.trial-learning .word-study{padding:12px}}@media (max-width:700px){.library-volume-trial .trial-resource-cover{padding:48px 10px 22px}.trial-resource-cover .trial-shelf-badge{top:12px;left:10px;padding:3px 8px}.trial-resource-cover>svg{width:40px;height:40px}.library-volume-trial .library-copy footer{margin-top:20px;padding-top:18px;gap:14px}.library-volume-trial .library-actions{width:100%}.library-volume-trial .library-actions button{flex:1 1 110px;min-width:0;padding:11px 10px;font-size:13px}.trial-card-features{gap:8px;font-size:12px}}@media (max-height:650px){.trial-art{height:94px;width:180px}.trial-benefits{margin-top:16px;margin-bottom:18px}.trial-purchase-sheet>h2{font-size:25px;line-height:33px}}
