:root{--bg-core: #020617;--bg-card: rgba(15, 23, 42, .6);--bg-card-hover: rgba(30, 41, 59, .8);--border-color: rgba(148, 163, 184, .1);--border-active: rgba(6, 182, 212, .5);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-cyan: #22d3ee;--text-indigo: #818cf8;--accent-cyan: #06b6d4;--accent-indigo: #6366f1;--accent-danger: #ef4444;--accent-success: #22c55e;--accent-warn: #f59e0b;--font-sans: "Inter", sans-serif;--font-display: "Space Grotesk", sans-serif}*{box-sizing:border-box}body{margin:0;padding:0;font-family:var(--font-sans);background-color:var(--bg-core);color:var(--text-primary);overflow-x:hidden;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#0f172a}::-webkit-scrollbar-thumb{background:#334155;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#475569}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:.5rem}.gap-4{gap:1rem}.w-full{width:100%}.text-center{text-align:center}.hidden{display:none}h1,h2,h3{font-family:var(--font-display);margin:0;font-weight:700}p{margin:0;color:var(--text-secondary);line-height:1.6}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:12px;font-weight:600;font-family:var(--font-sans);cursor:pointer;border:none;transition:all .2s ease;font-size:.95rem}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent-cyan),var(--accent-indigo));color:#fff;box-shadow:0 0 15px #06b6d44d}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 0 25px #06b6d480}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{color:#fff}.btn-danger{background:#ef44441a;color:#fca5a5;border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background:#ef444433;border-color:var(--accent-danger)}.input-field{width:100%;padding:.85rem 1rem .85rem 2.5rem;background:#02061799;border:1px solid var(--border-color);border-radius:12px;color:#fff;font-family:var(--font-sans);outline:none;transition:border-color .2s}.input-field:focus{border-color:var(--accent-cyan)}.app-wrapper{min-height:100vh;display:flex;flex-direction:column}.dashboard-container{max-width:1280px;margin:0 auto;padding:4rem 2rem;position:relative;z-index:10}.role-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;margin-top:3rem}@media(min-width:640px){.role-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.role-grid{grid-template-columns:repeat(3,1fr)}}.role-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:1.5rem;cursor:pointer;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;flex-direction:column;gap:1rem}.role-card:hover{border-color:var(--accent-cyan);background:var(--bg-card-hover);transform:translateY(-4px);box-shadow:0 10px 40px -10px #06b6d426}.role-icon{width:48px;height:48px;border-radius:10px;background:#1e293b80;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:color .3s}.role-card:hover .role-icon{color:var(--text-cyan);background:#06b6d41a}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .2s ease-out}.modal-content{background:#0f172a;border:1px solid var(--border-color);padding:2.5rem;border-radius:24px;width:100%;max-width:420px;position:relative;box-shadow:0 20px 50px -10px #00000080;animation:scaleIn .3s cubic-bezier(.16,1,.3,1)}.room-layout{display:flex;flex-direction:column;height:100vh}.room-header{padding:1rem 1.5rem;background:#0f172acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;align-items:center}.room-status-dot{width:8px;height:8px;border-radius:50%;box-shadow:0 0 8px currentColor}.room-status-dot.active{background:var(--accent-success);color:var(--accent-success)}.room-status-dot.inactive{background:var(--accent-warn);color:var(--accent-warn)}.room-main{flex:1;display:flex;overflow:hidden;position:relative}.visualizer-section{flex:1;background:radial-gradient(circle at center,#1e293b,#020617 70%);position:relative;display:flex;align-items:center;justify-content:center;flex-direction:column}.transcript-sidebar{width:400px;background:#0f172af2;border-left:1px solid var(--border-color);display:flex;flex-direction:column;z-index:20}@media(max-width:900px){.room-main{flex-direction:column}.transcript-sidebar{width:100%;height:40%;border-left:none;border-top:1px solid var(--border-color)}}.msg-list{flex:1;overflow-y:auto;padding:1.5rem;display:flex;flex-direction:column;gap:1.5rem}.msg-row{display:flex;gap:1rem;width:100%;animation:slideUp .3s ease}.msg-row.user{flex-direction:row-reverse}.msg-avatar{width:36px;height:36px;border-radius:8px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.msg-avatar.user{background:#06b6d41a;color:var(--text-cyan)}.msg-avatar.ai{background:#6366f11a;color:var(--text-indigo)}.msg-bubble{padding:1rem 1.25rem;border-radius:16px;font-size:.95rem;line-height:1.5;max-width:85%;position:relative}.msg-bubble.user{background:#06b6d41a;border:1px solid rgba(6,182,212,.2);color:#cffafe;border-top-right-radius:2px}.msg-bubble.ai{background:#1e293b99;border:1px solid rgba(255,255,255,.05);color:#e2e8f0;border-top-left-radius:2px}.vis-container{width:250px;height:250px;display:flex;align-items:center;justify-content:center;position:relative}.vis-core{width:140px;height:140px;border-radius:50%;background:#0f172a;border:1px solid #334155;display:flex;align-items:center;justify-content:center;position:relative;z-index:10;transition:transform .05s ease;box-shadow:0 0 30px #06b6d41a}.vis-ring{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:1px solid var(--accent-cyan);opacity:0}.vis-ring.active{animation:ripple 2s infinite}.vis-ring.delay{animation-delay:.6s}.report-overlay{position:absolute;top:0;right:0;bottom:0;left:0;z-index:50;background:#020617f2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:2rem;overflow-y:auto;animation:fadeIn .5s ease}.report-card{max-width:900px;margin:0 auto;background:#0f172a;border:1px solid var(--border-color);border-radius:24px;padding:2rem;box-shadow:0 25px 50px -12px #00000080}@keyframes spin{to{transform:rotate(360deg)}}@keyframes ripple{0%{transform:scale(.8);opacity:.8}to{transform:scale(2);opacity:0}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}@keyframes slideUp{0%{transform:translateY(10px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes pulse{50%{opacity:.5}}.animate-spin{animation:spin 1s linear infinite}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}