:root{--bg: #0a0a0c;--surface: #16161a;--surface-glass: rgba(22, 22, 26, .7);--border: rgba(255, 255, 255, .08);--border-active: rgba(0, 242, 255, .4);--text: #f0f0f2;--text-muted: #a1a1aa;--primary: #00f2ff;--primary-glow: rgba(0, 242, 255, .3);--secondary: #bd00ff;--danger: #ff4d4d;--success: #00ff88;--font-main: "Outfit", Inter, system-ui, -apple-system, sans-serif;--shadow: 0 20px 50px rgba(0, 0, 0, .5);--blur: 16px}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100vh;font-family:var(--font-main);background:var(--bg);color:var(--text);line-height:1.5;overflow-x:hidden;display:flex;align-items:center;justify-content:center;background-image:radial-gradient(circle at 0% 0%,rgba(0,242,255,.05) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(189,0,255,.05) 0%,transparent 50%)}.app-shell{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(360px,.8fr);gap:40px;width:min(1200px,90vw);padding:60px 0;animation:fadeIn .8s cubic-bezier(.16,1,.3,1)}.logo-container{margin-bottom:24px}.app-logo{width:80px;height:80px;border-radius:20px;box-shadow:0 0 30px var(--primary-glow);border:1px solid var(--border);object-fit:cover;animation:pulse 4s infinite ease-in-out}@keyframes pulse{0%,to{transform:scale(1);filter:brightness(1)}50%{transform:scale(1.05);filter:brightness(1.2)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.intro-panel{display:flex;flex-direction:column;justify-content:center;gap:32px}.eyebrow{font-size:.875rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--primary);text-shadow:0 0 20px var(--primary-glow)}h1{font-size:clamp(2.5rem,6vw,4.5rem);line-height:1.1;font-weight:800;background:linear-gradient(to bottom right,#fff,#a1a1aa);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:20px}.lede{font-size:1.125rem;color:var(--text-muted);max-width:50ch}.session-panel{background:var(--surface-glass);backdrop-filter:blur(var(--blur));-webkit-backdrop-filter:blur(var(--blur));border:1px solid var(--border);border-radius:24px;padding:32px;box-shadow:var(--shadow);transition:transform .3s ease,border-color .3s ease}.session-panel:hover{border-color:var(--border-active)}.session-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}.status-pill{padding:6px 14px;border-radius:99px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:#ffffff0d;border:1px solid var(--border);transition:all .3s ease}.status-pill.is-online{background:#00ff881a;color:var(--success);border-color:#0f83;box-shadow:0 0 15px #00ff881a}.status-pill.is-offline{background:#ff4d4d1a;color:var(--danger);border-color:#ff4d4d33}.profile-empty{height:160px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);border:1px dashed var(--border);border-radius:16px;margin-bottom:24px}.profile-grid{display:grid;gap:12px;margin-bottom:24px}.profile-row{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.profile-row span:first-child{color:var(--text-muted);font-size:.875rem}.profile-row span:last-child{font-weight:500}.session-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px}.auth-panel{background:var(--surface-glass);backdrop-filter:blur(var(--blur));-webkit-backdrop-filter:blur(var(--blur));border:1px solid var(--border);border-radius:24px;padding:40px;box-shadow:var(--shadow);display:flex;flex-direction:column}.tabs{display:flex;background:#ffffff08;padding:4px;border-radius:12px;margin-bottom:32px;border:1px solid var(--border)}.tab{flex:1;padding:12px;border-radius:8px;font-weight:600;color:var(--text-muted);transition:all .3s ease;background:transparent;border:none;cursor:pointer}.tab.is-active{background:#ffffff14;color:var(--text);box-shadow:0 4px 12px #0000001a}.auth-form{display:flex;flex-direction:column;gap:20px;animation:slideUp .4s cubic-bezier(.16,1,.3,1)}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.auth-form.is-hidden{display:none}.form-heading h2{font-size:1.5rem;margin-bottom:8px}.form-heading p{color:var(--text-muted);font-size:.875rem;margin-bottom:24px}label{display:flex;flex-direction:column;gap:8px;font-size:.875rem;font-weight:600;color:var(--text-muted)}input,select{background:#ffffff08;border:1px solid var(--border);border-radius:12px;padding:12px 16px;color:var(--text);font-size:1rem;transition:all .3s ease}input:focus,select:focus{outline:none;border-color:var(--primary);background:#ffffff0d;box-shadow:0 0 0 4px var(--primary-glow)}.primary-button{background:var(--primary);color:#000;padding:14px;border-radius:12px;font-weight:700;font-size:1rem;border:none;cursor:pointer;transition:all .3s ease;margin-top:8px}.primary-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px var(--primary-glow);background:#33f5ff}.secondary-button{background:transparent;color:var(--text);border:1px solid var(--border);padding:12px;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s ease}.secondary-button:hover:not(:disabled){background:#ffffff0d;border-color:var(--text-muted)}.danger-button{background:#ff4d4d1a;color:var(--danger);border:1px solid rgba(255,77,77,.2);padding:12px;border-radius:12px;font-weight:600;cursor:pointer;transition:all .3s ease}.danger-button:hover:not(:disabled){background:var(--danger);color:#fff}button:disabled{opacity:.5;cursor:not-allowed}.message{margin-top:24px;padding:16px;border-radius:12px;font-size:.875rem;display:none;animation:fadeIn .3s ease}.message.is-visible{display:block}.message.is-success{background:#00ff881a;color:var(--success);border:1px solid rgba(0,255,136,.2)}.message.is-error{background:#ff4d4d1a;color:var(--danger);border:1px solid rgba(255,77,77,.2)}.message.is-info{background:#00f2ff1a;color:var(--primary);border:1px solid rgba(0,242,255,.2)}@media (max-width: 900px){.app-shell{grid-template-columns:1fr;padding:40px 20px}.intro-panel{text-align:center;align-items:center}}@media (max-width: 480px){.session-actions{grid-template-columns:1fr}.auth-panel{padding:24px}}