#app[data-v-3746b802]{display:flex;flex-direction:column;min-height:100vh}main[data-v-3746b802]{flex:1}.navbar-brand[data-v-3746b802]{display:flex;align-items:center;gap:8px}.site-logo[data-v-3746b802]{height:32px;width:auto;object-fit:contain}.footer[data-v-3746b802]{padding:40px 0 24px;border-top:1px solid var(--color-border);background:var(--color-bg-secondary);margin-top:auto}.footer .container[data-v-3746b802]{display:flex;flex-direction:column;gap:16px}.footer-links[data-v-3746b802]{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:24px}.footer-link[data-v-3746b802]{color:var(--color-text-secondary);text-decoration:none;font-size:14px;transition:color .2s}.footer-link[data-v-3746b802]:hover{color:var(--color-primary)}.footer-copyright[data-v-3746b802]{text-align:center;color:var(--color-text-secondary);font-size:14px}.footer-copyright p[data-v-3746b802]{margin:0}.footer-filing[data-v-3746b802]{display:flex;justify-content:center;align-items:center;gap:12px;font-size:13px}.filing-link[data-v-3746b802]{color:var(--color-text-secondary);text-decoration:none;transition:color .2s}.filing-link[data-v-3746b802]:hover{color:var(--color-primary)}.filing-divider[data-v-3746b802]{color:var(--color-text-secondary)}.security-filing[data-v-3746b802]{display:inline-flex;align-items:center;gap:4px}.security-icon[data-v-3746b802]{width:16px;height:16px;object-fit:contain}:root{--color-bg: #ffffff;--color-bg-secondary: #f8f9fa;--color-text: #212529;--color-text-secondary: #6c757d;--color-border: #dee2e6;--color-primary: #212529;--color-primary-hover: #343a40;--color-danger: #dc3545;--color-success: #28a745;--color-warning: #ffc107;--radius: 4px;--shadow: 0 1px 3px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.6;color:var(--color-text);background-color:var(--color-bg)}a{color:var(--color-text);text-decoration:none}a:hover{color:var(--color-text-secondary)}.container{max-width:1200px;margin:0 auto;padding:0 20px}.btn{display:inline-block;padding:10px 20px;border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-bg);color:var(--color-text);font-size:14px;cursor:pointer;transition:all .2s}.btn:hover{background:var(--color-bg-secondary)}.btn-primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.btn-danger{background:var(--color-danger);border-color:var(--color-danger);color:#fff}.btn-block{display:block;width:100%}.form-group{margin-bottom:16px}.form-label{display:block;margin-bottom:6px;font-weight:500}.form-input{width:100%;padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius);font-size:14px;transition:border-color .2s}.form-input:focus{outline:none;border-color:var(--color-primary)}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.card-title{font-size:18px;font-weight:600;margin-bottom:12px}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px}.alert-warning{background:#fff3cd;border:1px solid #ffc107;color:#856404}.alert-danger{background:#f8d7da;border:1px solid #f5c6cb;color:#721c24}.alert-success{background:#d4edda;border:1px solid #c3e6cb;color:#155724}.navbar{background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:16px 0;position:sticky;top:0;z-index:100}.navbar .container{display:flex;justify-content:space-between;align-items:center}.navbar-brand{font-size:18px;font-weight:700;color:var(--color-text)}.navbar-nav{display:flex;gap:24px;list-style:none}.navbar-nav a{color:var(--color-text-secondary)}.navbar-nav a:hover,.navbar-nav a.router-link-active{color:var(--color-text)}.page-header{padding:40px 0;text-align:center}.page-title{font-size:28px;font-weight:700;margin-bottom:8px}.page-subtitle{color:var(--color-text-secondary)}.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;padding:24px 0}.course-card{border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden;transition:box-shadow .2s}.course-card:hover{box-shadow:var(--shadow)}.course-cover{width:100%;height:160px;object-fit:cover;background:var(--color-bg-secondary)}.course-info{padding:16px}.course-title{font-size:16px;font-weight:600;margin-bottom:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.course-price{font-size:18px;font-weight:700;color:var(--color-danger)}.text-center{text-align:center}.text-right{text-align:right}.text-muted{color:var(--color-text-secondary)}.text-danger{color:var(--color-danger)}.text-success{color:var(--color-success)}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.flex{display:flex}.flex-between{justify-content:space-between}.flex-center{justify-content:center}.items-center{align-items:center}.gap-1{gap:8px}.gap-2{gap:16px}.loading{text-align:center;padding:40px;color:var(--color-text-secondary)}.empty{text-align:center;padding:60px 20px;color:var(--color-text-secondary)}.checkbox-label{display:flex;align-items:flex-start;gap:8px;cursor:pointer}.checkbox-label input[type=checkbox]{margin-top:4px}