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16px}.not-found[data-v-ac330a65]{min-height:100vh;display:grid;place-content:center;gap:12px;padding:24px;text-align:center;color:var(--text-2)}.not-found__code[data-v-ac330a65]{margin:0;color:var(--brand-700);font-size:64px;font-weight:600;line-height:1}.not-found h1[data-v-ac330a65]{margin:0;color:var(--text-1);font-size:24px}.not-found p[data-v-ac330a65]{margin:0}.not-found a[data-v-ac330a65]{color:var(--brand-700);font-weight:600}:root{--course-cover-size: 160px;--course-card-padding: 16px;--course-card-gap: 16px;--course-cover-fallback-size: 15px;--course-cover-fallback-padding: 14px;--brand-700: #005ba8;--brand-600: #004a89;--brand-500: #2f6fba;--brand-50: #edf5fc;--accent: #d97706;--accent-soft: #fff5e9;--bg: #f7f8fa;--surface: #ffffff;--surface-2: #fbfbfc;--border: #eef0f2;--border-strong: #e3e6ea;--text-1: #1a1a1a;--text-2: #5a6068;--text-3: #6b7280;--text-disabled: #c9cdd4;--success-fg: #047857;--success-soft: #ecfdf5;--success-border: #a7f3d0;--warning-fg: #b45309;--warning-soft: #fffbeb;--danger-fg: #b91c1c;--danger-soft: #fef2f2;--danger-border: #fecaca;--danger: var(--danger-fg);--r-card: 16px;--r-btn: 10px;--r-field: 10px;--r-pill: 999px;--shadow-1: 0 2px 12px rgba(15, 23, 42, .06);--shadow-2: 0 6px 24px rgba(15, 23, 42, .08);--s-1: 4px;--s-2: 8px;--s-3: 12px;--s-4: 16px;--s-5: 20px;--s-6: 24px;--s-8: 32px;--content-max: 680px;--content-max-wide: 1200px;--tabbar-h: 56px}.course-summary-card{display:grid;grid-template-columns:var(--course-cover-size) minmax(0,1fr);align-items:start;gap:var(--course-card-gap);padding:var(--course-card-padding);background:#fff;border:1px solid #e5e9f1;border-radius:12px;box-shadow:0 3px 12px #1a305b0a}.course-summary-card .course-square-cover{width:var(--course-cover-size);height:var(--course-cover-size);min-height:0;max-height:none;aspect-ratio:1;border-radius:8px}@media(max-width:767px){:root{--course-cover-size: clamp(96px, 28vw, 120px);--course-card-padding: 12px;--course-card-gap: 12px;--course-cover-fallback-size: 13px;--course-cover-fallback-padding: 10px}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0}html{scrollbar-gutter:stable;-webkit-text-size-adjust:100%!important;text-size-adjust:100%!important}@supports not (scrollbar-gutter: stable){html{overflow-y:scroll}}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text-1);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}#app{min-height:100vh}h1,h2,h3,h4,p,ul,ol,figure{margin:0}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer;border:none;background:none}img{display:block;max-width:100%}ul{list-style:none;padding:0}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.btn-primary{background:var(--brand-700);color:#fff;border-radius:var(--r-btn);padding:12px 20px;font-weight:600;font-size:16px;transition:background .15s ease}.btn-ghost{background:var(--brand-50);color:var(--brand-700);border-radius:var(--r-btn);padding:8px 16px;font-weight:500;font-size:14px}.btn-ghost:active{background:#e0e7ff}.btn-primary:active{background:var(--brand-600)}.btn-primary:disabled{background:var(--text-disabled);cursor:not-allowed}.field{width:100%;padding:13px 14px;border:1px solid var(--border-strong);border-radius:var(--r-field);background:var(--surface);outline:none;transition:border-color .15s ease,box-shadow .15s ease}.field:focus{border-color:var(--brand-500);box-shadow:0 0 0 3px var(--brand-50)}.field::placeholder{color:var(--text-3)}.text-ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.text-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}