:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f8fafc;--surface:#fff;--text:#111827;--muted:#64748b;--line:#dbe3ee;--primary:#0f766e;--primary-dark:#115e59;--secondary:#334155;--focus:#2563eb;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--text);margin:0}a{color:inherit}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.page-shell{width:min(1120px,100% - 32px);margin:0 auto;padding:48px 0}.hero-panel,.auth-panel{border:1px solid var(--line);background:var(--surface);border-radius:8px;gap:24px;padding:32px;display:grid;box-shadow:0 18px 45px #0f172a14}.hero-panel{grid-template-columns:minmax(0,1fr) auto;align-items:end}.eyebrow{color:var(--primary);text-transform:uppercase;margin:0 0 10px;font-size:.85rem;font-weight:700}h1{letter-spacing:0;margin:0;font-size:clamp(2rem,4vw,3.5rem);line-height:1.08}.lead,.auth-copy{max-width:680px;color:var(--muted);margin:18px 0 0;font-size:1.05rem;line-height:1.6}.actions{flex-wrap:wrap;justify-content:flex-end;gap:12px;display:flex}.button,.login-form button,.admin-header button{border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;min-height:44px;padding:11px 16px;font-weight:700;text-decoration:none;display:inline-flex}.button-primary{background:var(--primary);color:#fff}.button-primary:hover{background:var(--primary-dark)}.button-secondary{border-color:var(--line);color:var(--secondary);background:#fff}.dashboard-preview{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:16px;display:grid}.metric-card{border:1px solid var(--line);background:var(--surface);border-radius:8px;min-height:112px;padding:20px}.metric-card span{color:var(--muted);font-size:.95rem;display:block}.metric-card strong{margin-top:16px;font-size:2rem;display:block}.auth-shell{place-items:center;min-height:100vh;padding:24px;display:grid}.auth-panel{width:min(460px,100%)}.login-form{gap:16px;display:grid}.login-form label{color:var(--secondary);gap:8px;font-weight:700;display:grid}.login-form input{border:1px solid var(--line);min-height:44px;color:var(--muted);border-radius:6px;padding:10px 12px}.login-form button{background:var(--secondary);color:#fff}.login-form button:hover{background:#1f2937}.login-form button:disabled,.login-form input:disabled{cursor:not-allowed;opacity:.65}.form-message{border-radius:6px;margin:0;padding:12px 14px;font-weight:700;line-height:1.45}.form-message-error{color:#991b1b;background:#fef2f2;border:1px solid #fecaca}.form-message-success{color:#166534;background:#f0fdf4;border:1px solid #bbf7d0}.admin-shell{gap:16px;display:grid}.admin-header,.admin-section{border:1px solid var(--line);background:var(--surface);border-radius:8px;box-shadow:0 18px 45px #0f172a14}.admin-header{grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:24px;padding:32px;display:grid}.admin-section{padding:24px}.admin-section h2{letter-spacing:0;margin:0 0 18px;font-size:1.25rem}.session-list{gap:14px;margin:0;display:grid}.session-list div{grid-template-columns:120px minmax(0,1fr);gap:16px;display:grid}.session-list dt{color:var(--muted);font-weight:700}.session-list dd{overflow-wrap:anywhere;margin:0}@media (max-width:820px){.hero-panel,.admin-header{grid-template-columns:1fr}.actions{justify-content:flex-start}.dashboard-preview{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:520px){.page-shell{width:min(100% - 20px,1120px);padding:24px 0}.hero-panel,.auth-panel{padding:22px}.dashboard-preview{grid-template-columns:1fr}.button{text-align:center;width:100%}.admin-header button,.session-list div{width:100%}.session-list div{grid-template-columns:1fr;gap:4px}}