:root{--color-text:#1b1f24;--color-muted:#5b6470;--color-border:#c9d1da;--color-bg:#f4f6f8;--color-panel:#fff;--color-primary:#1f3a5f;--color-primary-text:#fff;--color-error:#b3261e;--color-error-bg:#fdecea;--color-ok:#1e6b35;--color-disabled-row:#eef0f2;color:var(--color-text);background:var(--color-bg);font-family:system-ui,-apple-system,Segoe UI,Hiragino Sans,Yu Gothic UI,sans-serif;font-size:16px;line-height:1.6}body{background:var(--color-bg);margin:0}.admin-frame{flex-direction:column;min-height:100vh;display:flex}.admin-header{background:var(--color-primary);color:var(--color-primary-text);align-items:center;gap:16px;padding:12px 24px;display:flex}.admin-header h1{flex:1;margin:0;font-size:1.2rem}.admin-header .admin-who{font-size:.9rem}.admin-main{box-sizing:border-box;flex:1;width:100%;max-width:960px;margin:0 auto;padding:24px 16px}.admin-footer{text-align:center;color:var(--color-muted);padding:12px;font-size:.8rem}.admin-card{background:var(--color-panel);border:1px solid var(--color-border);border-radius:8px;margin-bottom:24px;padding:24px}.admin-card-narrow{max-width:440px;margin:40px auto}.admin-card h2{margin-top:0;font-size:1.15rem}.admin-field{flex-direction:column;gap:4px;margin-bottom:16px;display:flex}.admin-field label,.admin-field .admin-field-label{font-weight:600}.admin-input,.admin-select{border:1px solid var(--color-border);border-radius:6px;min-width:0;padding:8px 10px;font-size:1rem}.admin-input-code{letter-spacing:.3em;width:10ch;font-size:1.4rem}.admin-button{border:1px solid var(--color-primary);background:var(--color-panel);color:var(--color-primary);cursor:pointer;border-radius:6px;padding:8px 18px;font-size:1rem}.admin-button-primary{background:var(--color-primary);color:var(--color-primary-text)}.admin-button-small{padding:4px 12px;font-size:.9rem}.admin-button:disabled{opacity:.5;cursor:default}.admin-header .admin-button{border-color:var(--color-primary-text);color:var(--color-primary-text);background:0 0}.admin-error{color:var(--color-error);background:var(--color-error-bg);border-radius:6px;padding:8px 12px}.admin-ok{color:var(--color-ok)}.admin-hint{color:var(--color-muted);margin:4px 0;font-size:.9rem}.admin-steps{padding-left:1.4em}.admin-steps li{margin-bottom:8px}.admin-qr{width:200px;height:200px;margin:8px 0;display:block}.admin-secret{word-break:break-all;background:var(--color-bg);border-radius:4px;padding:4px 8px;font-family:ui-monospace,Cascadia Mono,Consolas,monospace}.admin-tabs{gap:4px;margin-bottom:0;display:flex}.admin-tab{border:1px solid var(--color-border);background:var(--color-bg);cursor:pointer;border-bottom:none;border-radius:8px 8px 0 0;padding:8px 20px;font-size:1rem}.admin-tab[aria-selected=true]{background:var(--color-panel);font-weight:700}.admin-tab-panel{border-top-left-radius:0}.admin-form-row{flex-wrap:wrap;align-items:flex-end;gap:12px;margin-bottom:12px;display:flex}.admin-form-row .admin-field{margin-bottom:0}.admin-checks{align-items:center;gap:12px;min-height:40px;display:flex}.admin-table{border-collapse:collapse;width:100%;margin-top:16px}.admin-table th,.admin-table td{text-align:left;border-bottom:1px solid var(--color-border);vertical-align:middle;padding:8px}.admin-table tr.admin-row-disabled td{background:var(--color-disabled-row);color:var(--color-muted)}.admin-actions{flex-wrap:wrap;gap:8px;display:flex}.admin-nav{gap:8px;margin-bottom:20px;display:flex}.admin-nav-button{border:1px solid var(--color-primary);background:var(--color-panel);color:var(--color-primary);cursor:pointer;border-radius:20px;padding:8px 20px;font-size:1rem}.admin-nav-button[aria-current=page]{background:var(--color-primary);color:var(--color-primary-text);font-weight:700}fieldset.admin-field{border:none;margin:0 0 16px;padding:0}fieldset.admin-field label{font-weight:400;display:block}.admin-guard-picks{border:1px solid var(--color-border);border-radius:6px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:4px 16px;max-height:260px;padding:8px;display:grid;overflow-y:auto}.admin-registration{border-top:1px solid var(--color-border);margin-top:16px;padding-top:16px}.admin-qr-large{width:280px;height:280px}.admin-registration-code{letter-spacing:.15em;font-family:ui-monospace,Cascadia Mono,Consolas,monospace;font-size:1.6rem;font-weight:700}.admin-warning{color:#7a4b00;background:#fff4dc;border:1px solid #e8c37a;border-radius:6px;padding:8px 12px}.admin-marks{margin:0;padding-left:1.2em}.admin-mark-attention{color:var(--color-error);font-weight:700}