:root{--brand: #1e2a78;--brand-dark: #17205c;--bg: #f7f8fa;--border: #e5e7eb;--text: #111827;--text-muted: #6b7280}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}.header{background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:16px 24px}.header h1{font-size:18px;margin:0}.header .actions{display:flex;gap:8px}.header button{border:none;border-radius:6px;padding:8px 16px;font-size:14px;cursor:pointer}.header .sign-in{background:var(--brand-dark);color:#fff}.header .sign-up{background:#fff;color:var(--brand)}.page-hero{background:var(--brand-dark);color:#fff;padding:24px}.page-hero h2{margin:0 0 4px;font-size:28px}.page-hero p{margin:0;opacity:.75}.search-bar{margin-top:16px;display:flex;align-items:center;background:#ffffff26;border-radius:8px;padding:8px 12px}.search-bar input{background:transparent;border:none;outline:none;color:#fff;width:100%;font-size:14px}.search-bar input::placeholder{color:#ffffffb3}.category-section{padding:24px 24px 0}.category-section h3{margin:0 0 8px;font-size:15px;color:var(--text-muted);text-transform:none}.list{background:#fff;border:1px solid var(--border);border-radius:8px;overflow:hidden}.list-row{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border)}.list-row:last-child{border-bottom:none}.list-row:hover{background:#fafafa}.list-row .thumb{width:56px;height:56px;border-radius:6px;background:#e5e7eb;flex-shrink:0;background-size:cover;background-position:center}.list-row .label{flex:1;font-weight:600}.list-row .chevron{color:var(--text-muted)}.back-link{display:inline-block;padding:16px 24px 0;font-size:14px;color:var(--brand)}.exercise-media{width:100%;aspect-ratio:16 / 10;background:#d1d5db;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:14px;background-size:cover;background-position:center}.cues{padding:24px}.cues h3{margin:0 0 8px;font-size:16px}.cues p{margin:0;color:var(--text);line-height:1.5}.empty-state{padding:24px;color:var(--text-muted);font-size:14px}.pilot-banner{display:flex;align-items:center;justify-content:space-between;margin:20px 24px 4px;padding:14px 16px;background:#eef1ff;border:1px solid #c7d0ff;border-radius:10px;color:var(--brand);font-size:15px}.pilot-banner:hover{background:#e4e9ff}.clip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}.clip-card{background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden}.clip-card video{width:100%;aspect-ratio:16 / 9;object-fit:cover;background:#000;display:block}.clip-name{padding:10px 12px;font-size:13px;font-weight:600;color:var(--text)}.header .user-chip{display:flex;align-items:center;gap:8px;background:#ffffff1f;border:none;border-radius:6px;padding:6px 12px;cursor:pointer}.header .user-email{color:#fffffff2;font-size:13px;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.role-badge{font-size:10px;text-transform:uppercase;letter-spacing:.03em;padding:2px 6px;border-radius:10px;font-weight:600}.role-badge.role-coach{background:#fde68a;color:#92400e}.role-badge.role-athlete{background:#bfdbfe;color:#1e40af}.header .admin-link{color:#fff;font-size:13px;padding:6px 12px;border-radius:6px;background:#ffffff1f}.approve-card{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--border);border-radius:10px;padding:14px 16px}.approve-info{flex:1;min-width:0}.approve-name{font-weight:600;font-size:15px;margin-bottom:4px}.approve-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--text-muted)}.approve-actions{display:flex;gap:8px;flex-shrink:0}.approve-btn,.reject-btn{border:none;border-radius:8px;padding:8px 14px;font-size:14px;font-weight:600;cursor:pointer}.approve-btn{background:var(--brand);color:#fff}.reject-btn{background:#f3f4f6;color:#6b7280}.approve-btn:disabled,.reject-btn:disabled{opacity:.5;cursor:default}.auth-form select{border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:15px;outline:none;background:#fff}.auth-form select:focus{border-color:var(--brand)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;padding:16px;z-index:100}.modal-card{position:relative;background:#fff;border-radius:12px;padding:28px 24px 24px;width:100%;max-width:360px;box-shadow:0 12px 40px #0003}.modal-card h2{margin:0 0 20px;font-size:20px}.modal-close{position:absolute;top:12px;right:14px;border:none;background:none;font-size:24px;line-height:1;color:var(--text-muted);cursor:pointer}.auth-form{display:flex;flex-direction:column;gap:14px}.auth-form label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--text-muted)}.auth-form input{border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:15px;outline:none}.auth-form input:focus{border-color:var(--brand)}.auth-submit{margin-top:4px;border:none;border-radius:8px;padding:11px;font-size:15px;font-weight:600;background:var(--brand);color:#fff;cursor:pointer}.auth-submit:disabled{opacity:.6;cursor:default}.auth-error{margin:0;color:#b91c1c;font-size:13px}.auth-notice{margin:0;color:#047857;font-size:13px}.auth-switch{margin:18px 0 0;font-size:13px;color:var(--text-muted);text-align:center}.auth-switch button{border:none;background:none;color:var(--brand);font-size:13px;font-weight:600;cursor:pointer;padding:0}.auth-loading{min-height:100vh;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:15px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--brand)}.auth-page-card{background:#fff;border-radius:16px;padding:32px 28px;width:100%;max-width:380px;box-shadow:0 16px 48px #00000040}.auth-brand{text-align:center;margin-bottom:24px}.auth-logo{font-size:40px;line-height:1;margin-bottom:8px}.auth-brand h1{margin:0 0 4px;font-size:24px;color:var(--brand)}.auth-brand p{margin:0;color:var(--text-muted);font-size:14px}