:root{--paper:#f6f5ef;--card:#fffefa;--ink:#253f35;--muted:#7b8178;--line:#e1e3d9;--green:#234c3f;--sage:#e8eee3;--gold:#c5a365;--orange:#b56142;--shadow:0 6px 30px #263d3210;font-family:Inter,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
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var(--line);border-radius:10px;padding:20px;background:var(--card);margin-bottom:12px}.custom-card .sentence{font-size:22px}.custom-card p{font-size:12px;color:var(--muted);margin-top:8px}.custom-card .button-row{margin-bottom:0}.callout{padding:17px 20px;border:1px solid #d8dece;background:#f0f2e7;border-radius:10px;font-size:12px;line-height:1.9;margin-bottom:20px}.week-chart{display:flex;gap:12px;align-items:end;height:150px;margin:28px 0 20px}.day-bar{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:end;height:100%;gap:10px;font-size:10px;color:var(--muted)}.day-bar i{width:65%;max-width:40px;background:#c6d2b9;border-radius:5px 5px 0 0;min-height:3px}.day-bar.today i{background:var(--green)}.day-bar strong{font-weight:400;font-size:11px}.plan-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:9px;margin-top:22px}.plan-day{padding:14px 5px;border:1px solid var(--line);border-radius:9px;text-align:center;font:18px Georgia,serif}.plan-day 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span{font-size:12px;color:var(--muted)}#toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--green);color:white;padding:13px 21px;border-radius:9px;font-size:12px;transition:.2s;z-index:100;max-width:90vw;line-height:1.7;box-shadow:var(--shadow)}#toast.show{opacity:1;transform:translate(-50%,0)}dialog{border:1px solid var(--line);border-radius:15px;background:var(--card);color:var(--ink);width:480px;max-width:94vw;padding:28px;max-height:90vh;overflow:auto}dialog::backdrop{background:#19382d66;backdrop-filter:blur(3px)}dialog h2{font-size:21px;margin-bottom:21px}dialog .form-grid{margin:23px 0}dialog .sub{margin:12px 0}.close{float:right;font-size:20px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}@keyframes pulse{50%{box-shadow:0 0 0 5px #b5614220}}
@media(min-width:1450px){.main{padding:40px 60px}.hero{padding:40px 44px}.hero h2{font-size:64px}.hero-art{min-height:240px}.dashboard-cols{grid-template-columns:minmax(0,1fr) 300px}}
@media(max-width:1150px){.layout{grid-template-columns:195px 1fr}.sidebar{padding:28px 17px}.main{padding:29px 28px}.dashboard-cols{grid-template-columns:1fr}.today-card{display:none}.hero{grid-template-columns:1fr 170px;padding:29px}.hero h2{font-size:46px}.orbit{width:150px;height:150px}.hero-art{min-height:180px}.art-label{right:-17px}.topbar{margin-bottom:30px}.side-note{padding:14px}}
@media(max-width:760px){.layout{display:block}.sidebar{height:auto;position:relative;border-right:0;border-bottom:1px solid var(--line);padding:20px;gap:20px}.sidebar .brand{justify-content:center}.brand strong{font-size:23px}.brand img{width:32px}.nav-label,.side-note,.side-bottom{display:none}.nav{grid-template-columns:repeat(5,1fr);gap:2px}.nav button{font-size:10px;justify-content:center;flex-direction:column;gap:7px;padding:10px 3px}.nav button svg{width:17px;height:17px}.nav .badge{display:none}.main{padding:23px 20px 40px}.topbar{margin-bottom:26px}.topbar .eyebrow{font-size:8px}.topbar small{font-size:10px}.topbar .right{gap:10px}.sync{font-size:9px}.title-row h1{font-size:25px}.title-row .pill{font-size:9px;padding:8px 10px}.sub{font-size:11px}.hero{padding:27px 24px;grid-template-columns:1fr;gap:0}.hero-art{display:none}.hero h2{font-size:48px;max-width:320px}.hero p{font-size:11px}.hero .eyebrow{font-size:9px}.stats{padding:20px 0;margin-bottom:24px}.stat{padding:0 13px}.stat-value{font-size:25px}.stat-value small{font-size:9px;margin-left:5px}.stat-label{font-size:9px}.step{padding:15px 13px;gap:12px}.step strong{font-size:12px}.step p{font-size:9px}.step-end{font-size:9px}.practice{padding:22px 19px}.practice h2{font-size:20px}.practice-top{align-items:flex-start}.practice-top .eyebrow{font-size:8px}.practice-footer{flex-wrap:wrap}.sentence{font-size:27px}.big-word{font-size:46px}.scene-grid{gap:12px}.scene-card{padding:19px}.scene-card h2{font-size:16px}.scene-card .en{font-size:15px}.scene-no{margin-bottom:20px}.plan-grid{gap:6px}.plan-day{padding:12px 3px;font-size:16px}.plan-day small{font-size:8px}.bottom-note{align-items:flex-start;font-size:9px}.button-row{gap:8px}.primary,.secondary{padding:12px 14px;font-size:11px}.chips{gap:6px}.chip{font-size:10px;padding:8px 10px}.title-row{align-items:start}.title-row>button{flex-shrink:0}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* Annual course, transcript listening and weekly practice. */
.year-week-nav{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:25px}.year-week-nav label{display:grid;gap:8px;font-size:11px;color:var(--muted);flex:1;max-width:480px}.year-week-nav select{width:100%}.year-week-nav .secondary{white-space:nowrap}.year-review-grid{display:grid;gap:12px;margin:20px 0}.year-transfer{margin:20px 0}.listening-transcript{font-family:Georgia,serif;font-size:24px;line-height:1.8;padding:20px 0}.passage-question{margin:24px 0;padding-top:20px;border-top:1px solid var(--line)}.passage-question h3{font-size:14px;line-height:1.7;font-weight:550}.passage-question .choices{margin:15px 0}.self-check{margin:22px 0;border:1px solid var(--line);border-radius:10px;padding:17px}.self-check legend{font-size:12px;padding:0 8px}.self-check label{display:flex;align-items:flex-start;gap:10px;font-size:12px;line-height:1.8;margin:8px 0}.self-check input{accent-color:var(--green);margin-top:5px}.year-week-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:24px}.year-week-cell{text-align:left;border:1px solid var(--line);background:var(--card);padding:16px;border-radius:10px;display:grid;gap:9px}.year-week-cell strong{font-size:12px;font-weight:550}.year-week-cell span{font-size:11px;color:var(--muted);line-height:1.7}.year-week-cell small{font-size:10px;color:var(--orange)}.year-week-cell.active{background:var(--sage);border-color:#a2b396}.hero .button-row .primary{margin-top:0}.hero .button-row{margin-top:25px;margin-bottom:0}.hero+.callout{margin-top:18px}.nav:has(button:nth-child(6)){gap:5px}
@media(max-width:760px){.nav:has(button:nth-child(6)){grid-template-columns:repeat(6,1fr);gap:1px}.nav:has(button:nth-child(6)) button{font-size:9px}.year-week-nav{gap:8px;flex-wrap:wrap}.year-week-nav label{order:-1;min-width:100%;max-width:100%}.year-week-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.year-week-cell{padding:13px}.listening-transcript{font-size:21px}.hero .button-row{align-items:flex-start;flex-direction:column}.hero .text-btn{padding-left:0}}