@charset "UTF-8";
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svg{width:20px;height:20px}.toast{position:fixed;bottom:125px;left:50%;transform:translateX(-50%);max-width:calc(100% - 32px);padding:13px 20px;border-radius:14px;background:#233b34;color:var(--paper);font-size:13px;z-index:50;text-align:center;box-shadow:var(--shadow)}.row-title{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:22px}.row-title span{font-size:12px;color:var(--muted)}.month-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}.month-tabs button{min-height:45px;padding:11px 17px;border:1px solid var(--line);background:var(--paper);border-radius:12px;font-size:13px}.month-tabs button.selected{background:var(--mint);border-color:#c8d8c1;color:var(--green)}.practice-summary{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:#f8f0dc;border:1px solid #ece0bf;border-radius:17px;margin-bottom:20px;font-size:14px}.rest-art{font-size:70px;margin-bottom:12px;display:block}.download-link{font-size:13px;color:var(--green)}
@media(min-width:800px){.word-card{min-height:570px}.hero-copy h1{font-weight:750}.page-enter{animation:enter .25s ease-out}@keyframes enter{from{opacity:.6;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}}
@media(max-width:1020px){.hero{padding:34px;gap:15px}.hero h1{font-size:39px}.hero-art{height:260px}.art-circle{width:200px;height:200px}.art-float.one{right:-8px}.home-grid{grid-template-columns:1.4fr 1fr}.week-grid{grid-template-columns:repeat(2,1fr)}.lesson-layout{grid-template-columns:185px minmax(0,1fr);gap:18px}.word-card{padding:25px}.pronunciation{padding:13px 12px}.review-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.site-footer{margin:0 32px}.settings-grid{grid-template-columns:1.2fr 1fr}}
@media(max-width:760px){body{padding-bottom:85px}body.has-player{padding-bottom:178px}.site-header{height:83px;padding:0 21px;gap:14px;border-bottom:0}.brand{font-size:21px;gap:10px}.brand-symbol{width:41px;height:41px;border-radius:13px}.brand-symbol svg{width:33px;height:33px}.brand small{font-size:10px;letter-spacing:.5px}.desktop-nav{display:none}.header-search{margin-left:auto;width:43px;height:43px}main{padding:12px 20px 35px;min-height:68vh}.hero{grid-template-columns:1fr;padding:28px 25px;border-radius:26px;gap:12px}.eyebrow{font-size:11px;margin-bottom:13px}.hero h1{font-size:37px;line-height:1.3;letter-spacing:-1px}.hero-copy>p{font-size:14px;margin-top:14px;max-width:none}.hero-actions{margin-top:21px;gap:7px}.hero-actions .btn{font-size:14px;padding:12px 18px}.hero-note{font-size:11px;margin-top:13px}.hero-art{height:183px;margin-top:6px}.art-circle{width:154px;height:154px;box-shadow:12px 12px 0 #d4e1d1}.art-circle svg{width:120px;height:120px}.art-float{padding:8px 12px;border-radius:11px;font-size:11px}.art-float b{font-size:19px}.art-float small{font-size:10px}.art-float.one{right:1%;top:4px}.art-float.two{left:2%;bottom:7px}.hero:after{top:155px;right:-175px}.home-grid{grid-template-columns:1fr;gap:16px}.panel{padding:21px;border-radius:21px}.section-heading{margin:25px 0 15px}.section-heading h2{font-size:22px}.text-link{font-size:12px}.quick-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:18px 12px;gap:6px}.quick-link{flex-direction:column;border:0;min-height:115px;gap:9px;padding:4px;text-align:center}.quick-link>span:nth-child(2){font-size:12px;line-height:1.6}.quick-link small{font-size:10px;margin-top:3px}.quick-link>svg{display:none}.gentle-strip{padding:16px 18px;gap:13px;margin-top:18px}.site-footer{margin:0 20px;padding:20px 0;display:block;font-size:11px}.site-footer span{display:block;margin-top:8px}.mobile-nav{position:fixed;display:flex;align-items:center;justify-content:space-around;bottom:0;left:0;right:0;background:#fffefbf5;backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:8px 20px calc(8px + env(safe-area-inset-bottom));z-index:35}.mobile-nav a{display:flex;flex-direction:column;align-items:center;gap:3px;padding:5px 23px;border-radius:13px;font-size:10px;color:var(--muted);min-height:53px}.mobile-nav svg{height:21px;width:21px}.mobile-nav a.active{color:var(--green);background:#e9f0e4}.page-top{margin:9px 0 22px;align-items:flex-start}.page-top h1{font-size:28px;letter-spacing:-.5px}.page-top p{font-size:12px;margin-top:8px;line-height:1.8}.page-top .pill{font-size:10px;white-space:nowrap;padding:6px 8px}.back-link{margin-bottom:12px;font-size:12px}.collection-card{grid-template-columns:1fr}.collection-cover{padding:24px;flex-direction:row;align-items:center;gap:15px}.collection-cover svg{width:66px;height:66px;flex-shrink:0}.collection-cover strong{font-size:27px}.collection-cover small{font-size:10px}.collection-copy{padding:24px}.collection-copy h2{font-size:22px}.collection-stats{gap:15px;font-size:12px}.module-nav{margin-bottom:20px;gap:6px}.module-nav a{font-size:12px;padding:10px 13px;min-height:42px}.catalog-toolbar{flex-wrap:wrap;gap:12px;margin-bottom:21px}.search-box{flex-basis:100%;order:0}.search-box input{font-size:14px;height:51px}.day-jump{margin-left:auto;order:1;font-size:12px}.day-jump input{height:45px;width:71px}.day-jump .btn{min-height:45px;font-size:12px;padding:10px 13px}.week-grid{grid-template-columns:1fr;gap:12px}.week-card summary{min-height:96px;padding:18px 20px}.week-label{font-size:11px;margin-bottom:6px}.week-card h3{font-size:17px}.week-date{font-size:11px!important}.week-card summary>svg{top:25px}.week-card:not([open]) summary{padding-right:45px}.week-days{grid-template-columns:repeat(3,minmax(0,1fr));padding:0 14px 16px}.day-button{font-size:12px;padding:10px 9px}.day-button span{font-size:10px}.lesson-layout{grid-template-columns:1fr;gap:16px}.lesson-side{position:static;overflow:hidden}.lesson-side>p{display:none}.word-tabs{flex-direction:row;gap:8px;overflow-x:auto;padding-bottom:3px;scrollbar-width:none}.word-tabs::-webkit-scrollbar{display:none}.word-tab{min-width:96px;min-height:44px;padding:8px 10px;border-radius:12px;gap:7px;flex-shrink:0}.word-tab .tab-number{width:20px;height:20px;font-size:10px}.word-tab .tab-word{font-size:12px;white-space:nowrap}.word-tab small{font-size:10px}.day-note{display:none}.lesson-meta{font-size:11px;margin-bottom:12px}.lesson-counter{font-size:11px;padding:5px 10px}.word-card{padding:23px 20px;border-radius:23px}.word-heading{font-size:41px;letter-spacing:-.5px}.word-meaning{font-size:16px;margin-top:8px}.word-title-row{margin-bottom:21px}.star-button{width:40px;height:40px}.pronunciation-grid{gap:9px;margin-bottom:19px}.pronunciation{padding:12px 10px;min-height:75px;gap:5px;border-radius:12px}.pronunciation small{font-size:10px;margin-bottom:7px;letter-spacing:.3px}.ipa{font-size:14px}.pronunciation .speaker{width:30px;height:30px}.pronunciation .speaker svg{width:17px;height:17px}.example{padding:15px 0}.example-en{font-size:23px;line-height:1.6}.example-zh{font-size:14px}.example-scene{font-size:11px;margin-top:8px}.play-small{min-height:43px;font-size:11px;padding:8px}.example-tag{font-size:10px}.practice-controls{padding-top:20px;gap:8px;flex-wrap:nowrap}.practice-controls .btn.primary{padding:12px 13px;font-size:13px;min-width:0;white-space:normal;text-align:center;line-height:1.5}.practice-controls .btn.primary svg{flex-shrink:0}.accent-row{margin-top:11px;gap:7px}.accent-row button{min-height:38px;font-size:11px}.status-buttons{gap:9px;margin-top:13px}.status-button{font-size:13px;min-height:49px}.lesson-pagination{margin:15px 0 7px}.lesson-pagination .btn{font-size:12px}.tip{font-size:11px}.review-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.review-card{padding:14px;min-height:134px;border-radius:15px}.review-card .review-en{font-size:23px}.review-card .review-zh{font-size:12px}.review-controls{gap:9px;margin-bottom:20px}.review-controls select{font-size:12px;padding:10px 26px 10px 10px;max-width:100%;flex:1}.review-controls .btn{font-size:12px;padding:12px;min-height:47px}.review-mode{flex-basis:100%;margin-left:0;font-size:12px;min-height:38px}.month-tabs{gap:6px;margin-bottom:17px}.month-tabs button{font-size:12px;padding:9px 15px;min-height:43px}.review-group-label{font-size:14px;margin:19px 0 11px}.search-results{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.search-result{padding:15px;min-height:133px}.search-result strong{font-size:23px}.search-result .result-zh{font-size:12px}.search-result small{font-size:10px;line-height:1.7}.settings-grid{grid-template-columns:1fr;gap:18px}.field{gap:12px;padding:18px 0}.field label{font-size:14px}.field small{font-size:11px}.field select{font-size:12px;width:110px;min-height:47px}.about-panel p{font-size:12px}.install-note{font-size:12px}.player-dock{bottom:calc(83px + env(safe-area-inset-bottom));width:calc(100% - 28px);padding:12px;border-radius:18px;gap:9px}.dock-copy strong{font-size:12px}.dock-copy span{font-size:10px}.dock-indicator{width:24px;gap:2px}.player-dock .icon-button{width:36px;height:36px}.toast{bottom:calc(178px + env(safe-area-inset-bottom));font-size:12px}.loading{padding:70px 25px}.empty{padding:45px 20px}.empty h2{font-size:21px}.empty p{font-size:13px}.practice-summary{font-size:12px;padding:15px 16px}.quiet-note{font-size:12px}}
@media(max-width:360px){main{padding-left:15px;padding-right:15px}.hero{padding:24px 20px}.hero h1{font-size:33px}.hero-actions .btn{padding:12px 14px;font-size:12px}.hero-art{height:165px}.art-float.one{right:-5px}.art-float.two{left:-5px}.word-card{padding:20px 16px}.pronunciation-grid{gap:6px}.pronunciation{padding:10px 8px}.ipa{font-size:13px}.word-heading{font-size:37px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

@media(max-width:600px){.word-meaning,.example-zh{font-size:16px}.example-scene{font-size:13px}.play-small{font-size:13px;min-height:48px}.example-tag{font-size:12px}.review-card .review-zh{font-size:14px}.accent-row button{font-size:13px;min-height:44px}.tip{font-size:12px}}
main:focus{outline:none}

.login-card{max-width:480px;margin:30px auto;padding:36px}.login-mark{display:flex;width:58px;height:58px;border-radius:18px;background:var(--mint);color:var(--green);align-items:center;justify-content:center;margin-bottom:24px}.login-mark svg{width:32px;height:32px}.login-card h1{font-size:32px}.login-description{margin:14px 0 22px;color:var(--muted);font-size:15px}.login-card label{display:block;margin:18px 0 8px;font-weight:600;font-size:15px}.login-card input{width:100%;min-height:52px;border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--paper);color:var(--ink);font-size:16px}.login-error{color:var(--orange);min-height:28px;margin:12px 0;font-size:14px}.login-note{margin-top:20px;font-size:12px;color:var(--muted)}.account-panel{margin-bottom:24px;display:flex;gap:16px;justify-content:space-between;align-items:center}.account-panel p{font-size:13px;color:var(--muted);margin-top:8px}.signed-out .site-footer{max-width:480px}.signed-out main{min-height:75vh}
@media(max-width:600px){.login-card{margin:12px auto;padding:26px 22px}.login-card h1{font-size:29px}.account-panel{align-items:flex-start;flex-direction:column}.account-panel .export-row{margin-top:0}.signed-out .site-footer{margin:0 24px}}

.playback-speed{margin-top:16px;padding:16px;border:1px solid var(--line);border-radius:16px;background:#f8f7f0;display:grid;gap:8px;min-width:0}
.playback-speed-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}
.playback-speed-heading label{font-size:15px;font-weight:600}
.playback-speed-heading output{color:var(--green);font-size:17px;font-weight:700;font-variant-numeric:tabular-nums}
.playback-speed input[type="range"]{width:100%;min-width:0;height:44px;margin:0;accent-color:var(--green);cursor:pointer;touch-action:pan-y}
.speed-limits{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:-6px}
.speed-presets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:4px}
.speed-presets button{min-height:44px;padding:9px 6px;border:1px solid var(--line);border-radius:11px;background:var(--paper);color:var(--muted);font-size:14px;font-weight:600}
.speed-presets button.selected{border-color:var(--green);background:var(--green);color:var(--paper)}
.playback-speed small{color:var(--muted);font-size:12px;line-height:1.7}
.field.speed-setting{display:block}
.speed-setting .playback-speed{margin-top:0}
@media(max-width:760px){.playback-speed{padding:14px}.speed-presets button{font-size:13px}}