:root{--accent: #d7356b;--blue: #1586c8;--text: #171821;--muted: #777985;--line: #ececf0;--panel: #ffffff;--bg: #f7f7f8;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg)}button,input{font:inherit}button{cursor:pointer}.app-shell{position:relative;max-width:430px;min-height:100vh;margin:0 auto;padding-bottom:96px;background:#fff;box-shadow:0 0 0 1px #1414190a}.topbar{position:sticky;top:0;z-index:5;display:grid;grid-template-columns:70px 1fr 70px;align-items:center;height:76px;padding:16px 18px 8px;background:#fffffff0;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.topbar h1{margin:0;text-align:center;font-size:23px;font-weight:750;letter-spacing:0}.time{font-size:17px;font-weight:700}.mini-menu{justify-self:end;min-width:58px;border:1px solid var(--line);border-radius:999px;padding:8px 12px;text-align:center;font-weight:900}main{padding:0 14px 22px}.class-tabs{display:grid;grid-template-columns:1fr 1fr 42px;gap:8px;margin:4px 0 14px}.class-tab,.icon-button{border:1px solid var(--line);background:#f4f4f5;color:#2f3038;min-height:43px;border-radius:12px}.class-tab{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:17px;font-weight:700}.class-tab.active{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 22%,white);background:color-mix(in srgb,var(--accent) 10%,white)}.add-class{display:grid;place-items:center}.panel{margin:12px 0;padding:16px;border:1px solid rgba(25,25,30,.05);border-radius:8px;background:var(--panel);box-shadow:0 10px 24px #1414190f}.reminder-focus-grid{display:grid;gap:10px}.day-focus{overflow:hidden;border-color:#d7356b24;background:linear-gradient(135deg,#fff8fb,#fff 58%)}.day-focus.tomorrow{border-color:#1586c829;background:linear-gradient(135deg,#f3fbff,#fff 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5px;font-size:17px;line-height:1.2;text-overflow:ellipsis;white-space:nowrap}.focus-info p{overflow:hidden;margin:0;color:var(--muted);font-size:13px;text-overflow:ellipsis;white-space:nowrap}.mini-deduct{border:0;border-radius:8px;padding:9px 10px;background:var(--accent);color:#fff;font-size:13px;font-weight:800;white-space:nowrap}.empty-focus{margin-top:14px;border-radius:8px;padding:18px 12px;background:#ffffffbd;color:var(--muted);text-align:center}.next-time-note{display:inline-flex;align-items:center;gap:6px;margin-top:12px;color:#5d606a;font-size:13px;font-weight:700}.summary-panel{display:flex;align-items:center;justify-content:space-between;gap:14px}.eyebrow{margin:0 0 6px;color:#4d4f59;font-size:15px}.hours-line{display:flex;align-items:baseline;gap:9px}.hours-line strong{color:var(--accent);font-size:50px;line-height:.95}.hours-line span{font-size:17px;color:#4e5058}.meta-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:9px;color:var(--muted);font-size:13px}.meta-row span:first-child,.package-row em{padding:3px 8px;border-radius:7px;background:#ffe7ef;color:var(--accent);font-style:normal;font-size:12px;font-weight:700}.square-action{display:grid;gap:8px;place-items:center;width:82px;height:82px;border:1px solid var(--line);border-radius:8px;background:#fff;color:#20212a;font-size:13px}.square-action:disabled{cursor:not-allowed;opacity:.45}.section-title{display:flex;align-items:center;justify-content:space-between;gap:10px}.section-title h2{margin:0;font-size:20px;line-height:1.2}.section-title span,.text-action{display:inline-flex;align-items:center;gap:2px;border:0;background:transparent;color:var(--accent);font-size:14px;font-weight:700}.next-content{display:grid;grid-template-columns:58px 1fr;gap:14px;margin-top:18px}.lesson-icon{display:grid;place-items:center;height:82px;border-radius:8px;color:var(--accent);background:linear-gradient(135deg,#fff0f5,#fff)}.lesson-info h3,.package-row h3,.schedule-row h3,.record-row h3{margin:0 0 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span,.insight-list{color:var(--muted);font-size:14px}.stat-card strong{color:var(--accent);font-size:30px}.insight-list{display:grid;gap:10px;margin-top:14px}.insight-list p{margin:0}.profile-card{display:flex;align-items:center;gap:14px}.avatar{display:grid;place-items:center;width:66px;height:66px;border-radius:18px;background:#fff0f5;color:var(--accent)}.settings-panel{padding:6px 16px}.settings-panel button{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;width:100%;min-height:56px;border:0;border-bottom:1px solid var(--line);background:transparent;color:#252731;text-align:left;font-weight:700}.settings-panel button:last-child{border-bottom:0}.settings-panel .danger{color:var(--accent)}.class-list{display:grid;gap:12px;margin-top:14px}.class-list div{display:flex;align-items:center;gap:10px}.class-list 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14px;background:#20212a;color:#fff;font-size:14px}.login-screen{display:grid;place-items:center;min-height:100vh;padding:24px;background:linear-gradient(180deg,#fff,#fff3f7)}.login-card{display:grid;gap:14px;width:min(360px,100%);padding:28px 22px;border:1px solid rgba(215,53,107,.12);border-radius:16px;background:#fff;box-shadow:0 18px 42px #14141917}.login-mark{display:grid;place-items:center;width:58px;height:58px;border-radius:16px;background:#fff0f5;color:var(--accent)}.login-card h1{margin:0;font-size:27px}.login-card p{margin:0;color:var(--muted)}.login-card button{min-height:48px;border:0;border-radius:8px;background:var(--accent);color:#fff;font-size:16px;font-weight:800}.form-error{color:var(--accent);font-size:13px}@media (min-width: 390px){.next-content{grid-template-columns:76px 1fr 122px}.deduct-side{grid-column:auto;align-self:center}}@media (max-width: 360px){main{padding-inline:10px}.topbar{grid-template-columns:58px 1fr 58px;padding-inline:12px}.hours-line strong{font-size:42px}.week-strip{gap:3px}.day-cell strong{font-size:19px}}