:root{--bg: #f5f2eb;--surface: #ffffff;--surface-2: #faf8f4;--ink: #1a1f16;--ink-muted: #6b7364;--ink-faint: #9aa093;--brand: #2d5a3d;--brand-light: #e8f0ea;--accent: #e85d3b;--accent-soft: #fdeee9;--border: #e8e4dc;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px;--shadow-sm: 0 2px 12px rgba(26, 31, 22, .06);--font: "DM Sans", "Noto Sans SC", system-ui, sans-serif;--tab-h: 84px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--ink);min-height:100vh;-webkit-font-smoothing:antialiased}#root{max-width:430px;margin:0 auto;min-height:100vh;background:var(--bg)}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}.app-shell{min-height:100vh;display:flex;flex-direction:column;padding-bottom:var(--tab-h)}.page-body{flex:1;padding:0 20px 24px}.greeting{padding:8px 0 16px}.greeting small{color:var(--ink-muted);font-size:13px}.greeting h2{font-size:22px;font-weight:700;margin-top:4px}.card{background:var(--surface);border-radius:var(--radius-md);padding:16px;box-shadow:var(--shadow-sm);border:1px solid var(--border);margin-bottom:12px}.card-hero{background:linear-gradient(135deg,var(--brand) 0%,#3d7a52 100%);color:#fff;border:none;padding:20px}a.card-hero,a.card-hero:visited,a.card-hero:hover,a.card-hero:active{display:block;color:#fff;text-decoration:none}a.card-hero h3,a.card-hero p,a.card-hero span{color:#fff}.card-hero .cta-row{display:flex;justify-content:space-between;align-items:center;margin-top:16px;font-size:13px;opacity:.9}.card-hero .tag{display:inline-block;background:#fff3;padding:4px 10px;border-radius:999px;font-size:11px;margin-bottom:10px}.card-hero h3{font-size:18px;font-weight:700}.card-hero p{font-size:13px;opacity:.85;margin-top:6px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border-radius:999px;font-size:14px;font-weight:600;border:none}.btn-brand{background:var(--brand);color:#fff;width:100%}.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--ink);width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-danger{background:var(--accent);color:#fff}.section-title{display:flex;justify-content:space-between;align-items:center;margin:20px 0 10px;font-size:15px;font-weight:700}.section-title a{font-size:12px;font-weight:500;color:var(--brand)}.pill{font-size:11px;padding:3px 8px;border-radius:6px;background:var(--brand-light);color:var(--brand);font-weight:500}.pill-warn{background:var(--accent-soft);color:var(--accent)}.stats-row{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:16px}.stat{background:var(--surface);border-radius:var(--radius-sm);padding:14px;text-align:center;border:1px solid var(--border)}.stat .num{font-size:22px;font-weight:700;color:var(--brand)}.stat .lbl{font-size:11px;color:var(--ink-muted);margin-top:4px}.search-bar{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:12px 16px;margin-bottom:12px}.search-bar input{flex:1;border:none;outline:none;font-size:14px;font-family:inherit;background:transparent}.filter-row{display:flex;gap:8px;margin-bottom:16px;overflow-x:auto}.filter-row select{padding:8px 12px;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-size:13px;font-family:inherit}.class-row{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--border)}.class-row:last-child{border-bottom:none}.class-time{width:52px;text-align:center;flex-shrink:0}.class-time .t{font-size:15px;font-weight:700}.class-time .d{font-size:11px;color:var(--ink-muted)}.class-info{flex:1;min-width:0}.class-info h4{font-size:15px;font-weight:600}.class-info p{font-size:12px;color:var(--ink-muted);margin-top:4px}.class-meta{display:flex;gap:8px;margin-top:8px;align-items:center}.link-btn{border:none;background:none;color:var(--accent);font-size:12px;font-weight:600}.week-strip{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-bottom:16px}.day-cell{text-align:center;padding:8px 4px;border-radius:var(--radius-sm);font-size:11px;color:var(--ink-muted);border:none;background:transparent}.day-cell .d{font-size:15px;font-weight:700;margin-top:4px;color:var(--ink)}.day-cell.today{background:var(--brand);color:#fff}.day-cell.today .d{color:#fff}.member-card{background:linear-gradient(135deg,var(--brand) 0%,#3d7a52 100%);color:#fff;border-radius:var(--radius-md);padding:20px;margin-bottom:12px}.member-card .balance{font-size:36px;font-weight:700;margin:8px 0}.member-card .exp{font-size:12px;opacity:.75}.progress-bar{height:6px;background:#fff3;border-radius:999px;margin-top:12px;overflow:hidden}.progress-fill{height:100%;background:var(--accent);border-radius:999px}.warn-banner{background:var(--accent-soft);color:var(--accent);font-size:13px;padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:12px;line-height:1.5}.sticky-cta{position:fixed;bottom:var(--tab-h);left:50%;transform:translate(-50%);width:100%;max-width:430px;padding:12px 20px;background:linear-gradient(transparent,var(--bg) 30%)}.login-page{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:32px 24px}.login-page h1{font-size:26px;margin-bottom:8px}.login-page p{color:var(--ink-muted);font-size:14px;margin-bottom:32px}.form-field{width:100%;padding:14px 16px;border:1px solid var(--border);border-radius:var(--radius-md);font-size:15px;margin-bottom:12px;font-family:inherit}.login-error{color:var(--accent);font-size:13px;margin-bottom:12px}.profile-header{text-align:center;padding:24px 0}.avatar{width:64px;height:64px;border-radius:50%;background:var(--brand-light);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;margin:0 auto 12px}.menu-item{display:flex;justify-content:space-between;padding:16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:8px;font-size:15px}.tab-bar{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:430px;height:var(--tab-h);background:var(--surface);border-top:1px solid var(--border);display:flex;justify-content:space-around;padding-top:10px;z-index:50}.tab{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:10px;color:var(--ink-faint);font-weight:500;background:none;border:none}.tab.active{color:var(--brand);font-weight:600}.tab-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center}.tab-dot{width:24px;height:24px;border-radius:8px;background:var(--surface-2)}.tab.active .tab-dot{background:var(--brand-light)}.skeleton{background:linear-gradient(90deg,#ece8e0 25%,#f5f2eb,#ece8e0 75%);background-size:200% 100%;animation:shimmer 1.2s infinite;border-radius:8px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.empty-state{text-align:center;padding:48px 20px}.empty-icon{font-size:40px;margin-bottom:12px}.empty-state h3{font-size:16px;margin-bottom:8px}.empty-state p{font-size:13px;color:var(--ink-muted);margin-bottom:20px;line-height:1.6}.toast{position:fixed;top:16px;left:50%;transform:translate(-50%);width:calc(100% - 32px);max-width:398px;padding:12px 16px;border-radius:var(--radius-sm);color:#fff;font-size:13px;font-weight:500;z-index:200;display:flex;justify-content:space-between;align-items:center;gap:12px}.toast.success{background:var(--brand)}.toast.error{background:#b91c1c}.toast-action{background:none;border:none;color:#fff;font-weight:700;font-size:12px;text-decoration:underline}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1a1f1673;display:flex;align-items:center;justify-content:center;padding:24px;z-index:150}.modal{background:var(--surface);border-radius:var(--radius-md);padding:24px 20px 20px;width:100%;max-width:320px}.modal h3{font-size:17px;margin-bottom:8px}.modal p{font-size:14px;color:var(--ink-muted);line-height:1.6;margin-bottom:20px}.modal-actions{display:flex;gap:10px}.modal-actions .btn{flex:1}.sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1a1f1673;display:flex;flex-direction:column;justify-content:flex-end;z-index:150}.bottom-sheet{background:var(--surface);border-radius:var(--radius-lg) var(--radius-lg) 0 0;padding:12px 20px 32px;max-width:430px;margin:0 auto;width:100%}.sheet-handle{width:40px;height:4px;background:var(--border);border-radius:999px;margin:0 auto 16px}.sheet-success-icon{width:56px;height:56px;border-radius:50%;background:var(--brand-light);color:var(--brand);font-size:28px;display:flex;align-items:center;justify-content:center;margin:0 auto 12px}.bottom-sheet h3{text-align:center;font-size:18px;margin-bottom:16px}.sheet-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}.sheet-row span:first-child{color:var(--ink-muted)}.sheet-note{font-size:12px;color:var(--ink-muted);background:var(--surface-2);padding:12px;border-radius:var(--radius-sm);margin:12px 0 16px;line-height:1.6}.page-error{text-align:center;padding:24px}.page-error p{color:var(--ink-muted);font-size:14px;margin-bottom:16px}