:root{--bg-primary: #141822;--bg-secondary: #0f131c;--bg-tertiary: #0a0d13;--panel: rgba(255, 255, 255, .04);--border: rgba(255, 255, 255, .08);--accent: #6a7dff;--accent-2: #63e6be;--accent-hover: #4f63ff;--text-primary: #f7f9fb;--text-secondary: #9da8c7;--success: #63e6be;--danger: #ff6b6b;--shadow: 0 20px 50px rgba(0, 0, 0, .45);font-family:Inter,Sora,system-ui,-apple-system,sans-serif;color-scheme:dark}[data-theme=sunset]{--bg-primary: #19121a;--bg-secondary: #130d16;--bg-tertiary: #0d0710;--panel: rgba(255, 255, 255, .06);--border: rgba(255, 255, 255, .12);--accent: #ff7eb6;--accent-2: #ffa14f;--accent-hover: #ff5f9f;--text-primary: #fdf2ff;--text-secondary: #bfa7c6;--success: #74f0c0;--danger: #ff6b6b;--shadow: 0 20px 50px rgba(0, 0, 0, .45)}[data-theme=neon]{--bg-primary: #0b1021;--bg-secondary: #0a0d18;--bg-tertiary: #05070f;--panel: rgba(255, 255, 255, .05);--border: rgba(65, 255, 190, .18);--accent: #41ffc3;--accent-2: #7c8bff;--accent-hover: #32cfa0;--text-primary: #e7f9ff;--text-secondary: #9eb3d1;--success: #41ffc3;--danger: #ff6b6b;--shadow: 0 24px 60px rgba(0, 255, 196, .08)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 10% 20%,rgba(106,125,255,.16),transparent 25%),radial-gradient(circle at 80% 0%,rgba(99,230,190,.12),transparent 25%),linear-gradient(180deg,var(--bg-secondary),var(--bg-tertiary));color:var(--text-primary)}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}.app-shell{display:grid;grid-template-columns:82px 280px 1fr 280px;height:100vh;background:linear-gradient(145deg,var(--bg-primary),var(--bg-secondary))}.sidebar{background:var(--bg-secondary);border-right:1px solid var(--border)}.panel{display:flex;flex-direction:column;background:var(--bg-primary)}.scroll{overflow-y:auto;scrollbar-width:thin}.scroll::-webkit-scrollbar{width:8px}.scroll::-webkit-scrollbar-thumb{background:var(--panel);border-radius:999px}.btn{background:linear-gradient(135deg,var(--accent),var(--accent-2));border:none;color:#0c0f18;padding:12px 16px;border-radius:12px;font-weight:700;letter-spacing:.01em;transition:transform .15s ease,box-shadow .2s ease;box-shadow:0 10px 30px #00000038}.btn:hover{transform:translateY(-1px);box-shadow:0 15px 35px #00000047}.input{width:100%;padding:12px;border:1px solid var(--border);background:#ffffff05;color:var(--text-primary);border-radius:10px}.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.auth-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 0% 0%,rgba(99,230,190,.18),transparent 32%),radial-gradient(circle at 100% 20%,rgba(106,125,255,.2),transparent 30%),linear-gradient(180deg,#0b1021,#090b13)}.fade-in{animation:fade .3s ease}@keyframes fade{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.message-row{display:flex;gap:10px;padding:10px 14px}.avatar{width:44px;height:44px;border-radius:14px;background:var(--panel);display:grid;place-items:center;font-weight:700;color:var(--text-primary);border:1px solid var(--border)}.message-bubble{background:#ffffff0a;border:1px solid var(--border);border-radius:14px;padding:10px 12px;box-shadow:var(--shadow)}.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#ffffff0f;border:1px solid var(--border);font-size:12px;color:var(--text-secondary)}.section-title{font-size:12px;letter-spacing:.06em;color:var(--text-secondary);text-transform:uppercase;margin:0}.glass{background:var(--panel);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}@media (max-width: 1100px){.app-shell{grid-template-columns:82px 240px 1fr}}@media (max-width: 768px){.app-shell{grid-template-columns:82px 1fr}.member-panel{display:none}}