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8px;font-size:.82rem}.match-pair{font-size:.82rem}.scroll-btn{right:10px;width:38px;height:38px}#scroll-top{bottom:64px}#scroll-bottom{bottom:18px}.flashcard{min-height:160px}.flashcard-text{font-size:15px}}.profile-avatar{width:72px;height:72px;border-radius:50%;background:var(--accent);color:#fff;font-size:2rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:10px 0 18px}.profile-info{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.profile-row{font-size:.95rem}.profile-email-edit{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}.profile-email-edit input{flex:1;min-width:200px}.profile-section{margin-top:24px;border-top:1px solid var(--border);padding-top:16px}.profile-section h3{font-size:.9rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin:0 0 12px}.profile-pw-form{display:flex;flex-direction:column;gap:8px;max-width:360px}.profile-pw-form input{width:100%}.auth-wrap{max-width:400px;margin:0 auto;padding-top:20px}.auth-brand{text-align:center;margin-bottom:8px}.auth-logo-icon{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,var(--accent1),var(--accent2));color:#fff;font-size:1.1rem;font-weight:800;letter-spacing:.05em;display:inline-flex;align-items:center;justify-content:center;margin-bottom:10px;box-shadow:0 4px 20px #6a5acd73}.auth-title{margin:0 0 4px;font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--accent1),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-sub-title{margin:0 0 16px;font-size:.85rem;color:var(--muted)}.auth-card{padding:24px}.auth-fields{display:flex;flex-direction:column;gap:10px;margin-bottom:14px}.auth-fields input{width:100%}.auth-actions{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.auth-btn-primary{width:100%;padding:11px;font-size:15px;font-weight:600}.auth-btn-secondary{width:100%;padding:10px;font-size:14px}.auth-known{border-top:1px solid var(--border);padding-top:14px;margin-bottom:14px}.auth-forgot-link{text-align:center;margin-top:4px}.auth-forgot-link a{font-size:.85rem;color:var(--muted);text-decoration:none;transition:color .15s}.auth-forgot-link a:hover{color:var(--accent)}.auth-forgot-form{display:flex;flex-direction:column;gap:14px}.auth-forgot-header{display:flex;align-items:flex-start;gap:12px}.auth-forgot-icon{font-size:1.5rem;line-height:1;margin-top:2px}.auth-msg{margin-top:12px;font-size:.88rem;color:var(--muted);text-align:center;padding:8px 12px;border-radius:8px;background:#ffffff0a}.auth-msg--bad{color:var(--error);background:#ff6b6b14}.profile-hero{display:flex;align-items:center;gap:18px;margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--border)}.profile-avatar--lg{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--accent1),var(--accent2));color:#fff;font-size:1.7rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 16px #6a5acd66}.profile-identity{display:flex;flex-direction:column;gap:2px}.profile-username{font-size:1.2rem;font-weight:700}.profile-stats-row{display:flex;gap:12px;margin-bottom:8px}.profile-stat-card{flex:1;background:#ffffff0a;border:1px solid var(--border);border-radius:12px;padding:14px 16px;text-align:center}.profile-stat-value{font-size:1.6rem;font-weight:700;color:var(--accent);line-height:1;margin-bottom:4px}.profile-stat-label{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.badge-admin{font-size:.75em;color:var(--accent);font-weight:500}.chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.tabs{display:flex;gap:4px;border-bottom:2px solid rgba(255,255,255,.08);margin-bottom:0}.tab-btn{padding:8px 18px;background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-2px;cursor:pointer;font-size:15px;color:var(--muted);transition:color .15s,border-color .15s}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.tab-btn:hover:not(.active){color:var(--text)}.admin-table-wrap{overflow-x:auto}.admin-users-table{width:100%;min-width:600px}.admin-role-badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:#ffffff12;color:var(--muted)}.admin-role-badge--admin{background:#6a5acd33;color:var(--accent)}.json-preview{font-size:12px;font-family:Cascadia Code,Fira Code,Consolas,monospace;background:#00000059;border:1px solid rgba(255,255,255,.08);padding:12px 14px;border-radius:8px;overflow-x:auto;margin-top:8px;color:var(--text);line-height:1.6;white-space:pre}.sync-info-block{background:#6a5acd14;border:1px solid rgba(106,90,205,.25);border-radius:10px;padding:14px 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.15s;line-height:1.4}.topic-chip:hover{border-color:var(--accent);background:#8b5cf61a}.topic-chip.active{background:var(--accent);border-color:var(--accent);color:#fff}.topic-picker-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:24px;padding-top:16px;border-top:1px solid var(--border);flex-wrap:wrap}