:root{--primary: #0f5bd8;--primary-2: #2c8cff;--navy: #061a44;--ink: #101828;--text: #253047;--sub: #667085;--muted: #98a2b3;--line: #dce7f5;--bg: #f3f7fc;--card: #ffffff;--cream: #fff7df;--warning: #f59e0b;--danger: #e23b3b;--success: #16a36f;color:var(--text);background:var(--bg);font-family:PingFang SC,Microsoft YaHei,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:linear-gradient(180deg,#0f5bd80f,#fff0 220px),var(--bg)}button,input{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.page{min-height:100vh;padding:14px 14px 92px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.brand-line{display:flex;align-items:center;gap:10px;min-width:0}.logo{width:38px;height:38px;border-radius:8px;box-shadow:0 8px 18px #061a4426}.page-title{margin:0;color:var(--navy);font-size:22px;line-height:1.2;font-weight:900}.page-kicker{margin-top:3px;color:var(--sub);font-size:12px;font-weight:700}.hero{position:relative;overflow:hidden;padding:18px;color:#fff;border-radius:8px;background:linear-gradient(120deg,rgba(255,255,255,.13) 0 12%,transparent 12% 18%,rgba(255,255,255,.08) 18% 24%,transparent 24%),linear-gradient(135deg,#061a44,#0f5bd8 62%,#2c8cff);box-shadow:0 18px 40px #0f5bd833}.hero-title{position:relative;z-index:1;margin:14px 0 8px;font-size:25px;line-height:1.25;font-weight:900}.hero-desc{position:relative;z-index:1;margin:0;color:#ffffffd1;font-size:13px;line-height:1.65}.hero-meta{display:flex;gap:8px;margin-top:16px}.hero-pill{display:inline-flex;height:28px;align-items:center;padding:0 10px;color:#dcecff;border:1px solid rgba(255,255,255,.22);border-radius:999px;background:#ffffff14;font-size:12px;font-weight:800}.section-title{display:flex;align-items:end;justify-content:space-between;margin:20px 2px 10px;color:var(--navy);font-size:18px;line-height:1.25;font-weight:900}.section-action{color:var(--primary);font-size:12px;font-weight:800}.card{overflow:hidden;margin-bottom:12px;padding:15px;border:1px solid var(--line);border-radius:8px;background:#fffffff0;box-shadow:0 12px 28px #061a4412}.card.feature{border-color:#0f5bd82e;background:linear-gradient(180deg,#fff,#f7fbff)}.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.course-name{color:var(--navy);font-size:17px;line-height:1.35;font-weight:900}.meta{margin-top:8px;color:var(--sub);font-size:13px;line-height:1.65}.label{color:var(--sub);font-size:12px;font-weight:800}.value{margin-top:6px;color:var(--navy);font-size:34px;line-height:1;font-weight:900}.tag{display:inline-flex;align-items:center;min-height:24px;padding:0 9px;color:var(--primary);border:1px solid rgba(15,91,216,.14);border-radius:999px;background:#edf5ff;font-size:12px;font-weight:900;white-space:nowrap}.tag.warn{color:#9a5b00;border-color:#f59e0b33;background:#fff4d8}.tag.done{color:#08784f;border-color:#16a36f29;background:#e8f8f1}.btn{display:inline-flex;width:100%;min-height:44px;align-items:center;justify-content:center;border:0;border-radius:8px;color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:0 12px 22px #0f5bd838;font-weight:900}.btn.secondary{color:var(--primary);background:#edf5ff;box-shadow:none}.btn.danger{background:var(--danger);box-shadow:0 12px 24px #e23b3b2e}.btn:disabled{color:#98a2b3;background:#eef2f6;box-shadow:none}.input{width:100%;height:46px;margin-top:8px;padding:0 13px;border:1px solid var(--line);border-radius:8px;outline:none;background:#fff}.input:focus{border-color:#0f5bd899;box-shadow:0 0 0 3px #0f5bd814}.date-strip{display:flex;gap:8px;margin:0 -14px 12px;padding:0 14px 8px;overflow-x:auto;scrollbar-width:none}.date-strip::-webkit-scrollbar{display:none}.date-chip{min-width:66px;padding:9px 8px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--navy);text-align:center;box-shadow:0 8px 18px #061a440a}.date-chip strong{display:block;font-size:15px}.date-chip span{color:var(--sub);font-size:12px}.date-chip.active{color:#fff;border-color:var(--primary);background:var(--primary)}.date-chip.active span{color:#ffffffd1}.empty{padding:22px 16px;color:var(--sub);text-align:center}.empty-mark{display:grid;width:42px;height:42px;margin:0 auto 10px;place-items:center;color:var(--primary);border-radius:8px;background:#edf5ff;font-size:14px;font-weight:900}.empty-title{color:var(--navy);font-size:15px;font-weight:900}.empty-desc{margin-top:5px;color:var(--sub);font-size:12px;line-height:1.55}.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.quick-card{padding:12px 8px;text-align:center;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:0 8px 20px #061a440d}.quick-icon{display:grid;width:30px;height:30px;margin:0 auto 7px;color:var(--primary);place-items:center;border-radius:8px;background:#edf5ff;font-weight:900}.stats-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.stat-card{padding:13px;border:1px solid rgba(255,255,255,.18);border-radius:8px;background:#ffffff1a}.stat-card .label{color:#ffffffb3}.stat-card .value{color:#fff;font-size:24px}.schedule-card{padding:0}.schedule-main{display:grid;grid-template-columns:72px 1fr;gap:13px;padding:15px}.time-block{display:flex;min-height:80px;flex-direction:column;align-items:center;justify-content:center;border-radius:8px;color:#fff;background:linear-gradient(180deg,var(--navy),var(--primary))}.time-block strong{font-size:18px;line-height:1}.time-block span{margin-top:7px;color:#ffffffc7;font-size:12px}.card-footer{display:grid;grid-template-columns:1fr 112px;gap:10px;align-items:center;padding:12px 15px;border-top:1px solid var(--line);background:#fbfdff}.card-footer .btn{min-height:38px}.card-note{color:var(--sub);font-size:12px;line-height:1.45}.member-card{color:#fff;border:0;background:linear-gradient(120deg,rgba(255,255,255,.12) 0 14%,transparent 14% 18%,rgba(255,255,255,.08) 18% 24%,transparent 24%),linear-gradient(135deg,#061a44,#0f5bd8 68%,#2c8cff)}.member-card .label,.member-card .meta{color:#ffffffb8}.member-card .value,.member-card .course-name{color:#fff}.lesson-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}.lesson-metric{padding:10px;border-radius:8px;background:#ffffff1a}.lesson-metric strong{display:block;margin-top:5px;color:#fff;font-size:18px}.tabbar{position:fixed;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));left:10px;z-index:20;display:grid;grid-template-columns:repeat(5,1fr);padding:6px;border:1px solid rgba(220,231,245,.9);border-radius:16px;background:#fffffff5;box-shadow:0 14px 34px #061a4424;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.icp-footer{padding:8px 14px calc(94px + env(safe-area-inset-bottom));color:var(--muted);text-align:center;font-size:11px;line-height:1.5}.icp-footer a{color:inherit}.tab-item{padding:9px 2px;color:var(--sub);text-align:center;border-radius:12px;font-size:12px;font-weight:900}.tab-item.router-link-active{color:#fff;background:var(--primary)}.toast{margin:12px 0;padding:11px 12px;color:#8a5600;border:1px solid rgba(245,158,11,.18);border-radius:8px;background:#fff7df;font-size:13px;line-height:1.6}