:root{--ink:#2c2530;--plum:#512f4f;--plum-2:#6d3d62;--paper:#fbf5e9;--cream:#fffaf1;--apricot:#ef765f;--mint:#7ba99b;--gold:#d7a94d;--line:#dfd3c4;--muted:#756b73;--shadow:0 18px 50px rgba(64,39,55,.12);font-family:"Avenir Next","PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--paper)}button,input,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(239,118,95,.35);outline-offset:2px}.login-shell{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(390px,.85fr);background:var(--plum)}.login-story{position:relative;overflow:hidden;padding:clamp(36px,6vw,92px);color:#fff7ea;display:flex;flex-direction:column;justify-content:center}.login-story:before,.login-story:after{content:"";position:absolute;border:1px solid rgba(255,247,234,.22);border-radius:50%}.login-story:before{width:520px;height:520px;right:-120px;top:-180px}.login-story:after{width:330px;height:330px;left:-180px;bottom:-150px}.brand-lockup{display:flex;align-items:center;gap:14px;position:absolute;top:42px;left:clamp(36px,6vw,92px)}.brand-mark{width:64px;height:64px}.brand-lockup div{display:flex;flex-direction:column}.brand-lockup span{font-size:12px;letter-spacing:.18em;text-transform:uppercase;opacity:.74}.brand-lockup strong{font-size:21px}.eyebrow,.kicker{margin:0 0 10px;letter-spacing:.18em;font-weight:800;font-size:11px;text-transform:uppercase}.login-story h1{font-family:"Songti SC","STSong",serif;font-size:clamp(48px,6.5vw,88px);font-weight:700;line-height:1.05;letter-spacing:-.06em;margin:16px 0 26px;max-width:900px}.lead{font-size:18px;line-height:1.8;max-width:620px;color:rgba(255,247,234,.76)}.rule-ribbon{display:flex;flex-wrap:wrap;gap:8px;margin-top:30px}.rule-ribbon span{border:1px solid 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span{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;color:white;background:var(--mint);font-weight:900}.energy-value{font-family:Georgia,serif;color:var(--plum);font-size:19px}.tag{display:inline-flex;padding:4px 8px;border-radius:99px;font-size:10px;font-weight:800;background:#eee4d6;color:var(--plum)}.tag.wait{background:#f9e4cf;color:#a14b37}.inline-form{background:#f1e7d6;border:1px solid var(--line);border-radius:20px;padding:24px;margin-bottom:18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-grid .wide{grid-column:1/-1}.form-actions{justify-content:flex-end;margin-top:18px}.workflow{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:18px;color:var(--muted);font-size:12px}.workflow i{height:1px;width:70px;background:var(--line)}.workflow span.done{color:var(--plum);font-weight:800}.settlement-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px}.settlement-layout section:first-child{padding-right:28px;border-right:1px solid var(--line)}.settlement-layout label{margin-bottom:15px}.check-line{display:flex!important;grid-template-columns:auto 1fr!important;align-items:center}.check-line input,.score-row input{width:auto}.score-sheet{background:#f3eadb;border-radius:16px;padding:22px}.score-head strong{font-family:Georgia,serif;font-size:52px;color:var(--apricot)}.score-head strong span{font-size:18px;color:var(--muted)}.score-row,.challenge-row{display:grid!important;grid-template-columns:auto 1fr auto!important;gap:12px;align-items:center;background:#fffaf2;border:1px solid var(--line);border-radius:13px;padding:13px!important;margin-bottom:10px!important}.score-row span,.challenge-row span{display:flex;flex-direction:column}.score-row small,.challenge-row small{color:var(--muted);font-weight:400}.score-row em{font-style:normal;color:var(--apricot);font-weight:900}.challenge-row{grid-template-columns:1fr auto!important}.challenge-row select{width:90px}.safe-note{display:block;color:var(--muted);margin-top:10px;text-align:center;line-height:1.5}.student-card-banner{background:var(--plum);color:#fff;border-radius:20px;padding:22px 28px;display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.student-card-banner strong{font-family:Georgia,serif;font-size:34px}.student-card-banner span{color:rgba(255,255,255,.65)}.card-catalog{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.reward-card{border:1px solid var(--line);background:var(--cream);border-radius:18px;padding:18px;min-height:190px;display:flex;flex-direction:column;position:relative;overflow:hidden}.reward-card:before{content:attr(data-stars);position:absolute;right:-4px;top:-10px;font-family:Georgia,serif;font-size:62px;color:rgba(81,47,79,.06)}.reward-card .stars{color:var(--gold);letter-spacing:2px}.reward-card h3{font-size:18px;margin:16px 0 6px}.reward-card p{font-size:12px;color:var(--muted);margin:0 0 14px}.reward-card footer{margin-top:auto;display:flex;justify-content:space-between;align-items:center}.reward-card.owned{background:#eaf0ea;border-color:#b9cfc5}.reward-card.pending{background:#fff0dd;border-color:#e9c498}.attendance-grid{grid-template-columns:1fr .8fr}.big-copy{font-size:22px!important}.big-copy b{font-family:Georgia,serif;font-size:46px;color:var(--apricot)}.audit-promise{background:var(--plum);color:white}.audit-promise span{display:inline-block;border:1px solid rgba(255,255,255,.3);border-radius:99px;padding:6px 10px;font-size:11px}.audit-promise p{color:rgba(255,255,255,.65)}.teacher-list{display:grid;gap:10px}.teacher-row{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding:12px 0}.teacher-row:last-child{border:0}.teacher-row span{width:36px;height:36px;border-radius:50%;background:var(--mint);color:white;display:grid;place-items:center}.teacher-row div{display:flex;flex-direction:column}.teacher-row 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@media(max-width:980px){.login-shell{grid-template-columns:1fr}.login-story{min-height:46vh;padding:100px 28px 40px}.brand-lockup{left:28px;top:24px}.login-story h1{font-size:46px}.login-card{margin:0;border-radius:28px 28px 0 0;padding:38px 28px}.metric-grid{grid-template-columns:1fr 1fr}.settlement-layout,.split-grid{grid-template-columns:1fr}.settlement-layout section:first-child{padding-right:0;border:0}.energy-orbit{width:150px;height:150px}.app-shell{grid-template-columns:1fr}.app-shell main{grid-column:1}.sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:none}.icon-button{display:block}.topbar{height:90px}.content{padding:22px}}
@media(max-width:620px){.login-story h1{font-size:38px}.login-story .lead{font-size:15px}.app-shell .topbar{padding:0 16px}.topbar h1{font-size:24px}.teacher-chip div{display:none}.content{padding:16px}.hero-card{display:block}.energy-orbit{display:none}.hero-card h2{font-size:35px}.metric-grid{grid-template-columns:1fr 1fr}.metric{padding:16px}.metric b{font-size:30px}.section-actions{align-items:flex-start;flex-direction:column}.form-grid{grid-template-columns:1fr}.form-grid .wide{grid-column:auto}.workflow{display:none}.card-catalog{grid-template-columns:1fr}.student-card-banner{align-items:flex-start;gap:12px;flex-direction:column}.toast{left:16px;right:16px;top:100px}.rule-panel ul{grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}