:root{--bg-primary: #1a1a2e;--bg-secondary: #16213e;--bg-tertiary: #0f3460;--bg-chat: #111827;--text-primary: #e2e8f0;--text-secondary: #94a3b8;--text-muted: #64748b;--accent: #8b5cf6;--accent-hover: #7c3aed;--accent-dim: rgba(139, 92, 246, .15);--border: #2a2a3e;--success: #4ade80;--warning: #facc15;--danger: #ef4444;--info: #38bdf8;--fan-bubble: #0f3460;--chatter-bubble: #533483;--sidebar-bg: #111827;--sidebar-active: #1e293b;--input-bg: #1e293b}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,sans-serif;background:var(--bg-primary);color:var(--text-primary);overflow:hidden;height:100vh}#root{height:100vh;display:flex;flex-direction:column}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;font-size:1.2rem;color:var(--text-secondary)}.login-page{display:flex;align-items:center;justify-content:center;height:100vh;background:linear-gradient(135deg,var(--bg-primary) 0%,#0f0f1e 100%)}.login-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:16px;padding:48px 40px;width:400px;max-width:90vw}.login-card h1{text-align:center;font-size:2rem;margin-bottom:8px;background:linear-gradient(135deg,var(--accent),#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.login-card .subtitle{text-align:center;color:var(--text-secondary);margin-bottom:32px;font-size:.9rem}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:.85rem;color:var(--text-secondary);margin-bottom:6px;font-weight:500}.form-group input{width:100%;padding:12px 16px;background:var(--input-bg);border:1px solid var(--border);border-radius:8px;color:var(--text-primary);font-size:1rem;outline:none;transition:border-color .2s}.form-group input:focus{border-color:var(--accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s}.btn-primary{background:var(--accent);color:#fff;width:100%}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--input-bg);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:#ef444426;color:var(--danger);border:1px solid rgba(239,68,68,.3)}.btn-danger:hover{background:#ef444440}.btn-small{padding:6px 14px;font-size:.85rem}.error-msg{color:var(--danger);font-size:.85rem;margin-top:12px;text-align:center}.dashboard-page{height:100vh;display:flex;flex-direction:column}.dashboard-header{display:flex;align-items:center;justify-content:space-between;padding:20px 32px;border-bottom:1px solid var(--border);background:var(--bg-secondary)}.dashboard-header h2{font-size:1.3rem}.dashboard-header .welcome{color:var(--text-secondary);font-size:.9rem}.header-actions{display:flex;gap:12px;align-items:center}.dashboard-content{flex:1;overflow-y:auto;padding:32px}.admin-tabs{display:flex;gap:0;padding:0 32px;border-bottom:1px solid var(--border)}.admin-tab{background:none;border:none;color:var(--text-muted);font-size:.95rem;padding:12px 24px;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s}.admin-tab:hover{color:var(--text-primary)}.admin-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.start-session-area{text-align:center;margin-bottom:40px}.btn-start{background:linear-gradient(135deg,var(--accent),#7c3aed);color:#fff;padding:18px 48px;font-size:1.2rem;border-radius:12px;border:none;cursor:pointer;font-weight:700;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 20px #8b5cf64d}.btn-start:hover{transform:translateY(-2px);box-shadow:0 6px 28px #8b5cf666}.sessions-list{max-width:800px;margin:0 auto}.sessions-list h3{font-size:1.1rem;margin-bottom:16px;color:var(--text-secondary)}.session-card{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:10px;margin-bottom:10px;cursor:pointer;transition:border-color .2s}.session-card:hover{border-color:var(--accent)}.session-date{color:var(--text-secondary);font-size:.85rem}.session-score{font-size:1.4rem;font-weight:700}.score-pass{color:var(--success)}.score-fail{color:var(--danger)}.score-pending{color:var(--text-muted)}.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:700;text-transform:uppercase}.badge-pass{background:#4ade8026;color:var(--success)}.badge-fail{background:#ef444426;color:var(--danger)}.badge-pending{background:#64748b26;color:var(--text-muted)}.admin-tabs{display:flex;gap:8px;margin-bottom:24px}.admin-tab{padding:8px 16px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--text-secondary);cursor:pointer;font-size:.9rem;transition:all .2s}.admin-tab.active{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}.admin-user-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);color:var(--text-secondary);font-size:.9rem}.chat-page{height:100vh;display:flex;flex-direction:column}.chat-topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:var(--bg-secondary);border-bottom:1px solid var(--border)}.chat-topbar .timer{font-size:1.3rem;font-weight:700;font-variant-numeric:tabular-nums;color:var(--text-primary)}.chat-topbar .timer.warning{color:var(--warning)}.chat-topbar .timer.danger{color:var(--danger)}.chat-topbar .chat-count{color:var(--text-secondary);font-size:.9rem}.chat-layout{flex:1;display:flex;overflow:hidden}.chat-sidebar{width:280px;background:var(--sidebar-bg);border-right:1px solid var(--border);overflow-y:auto}.chat-sidebar-header{padding:16px;font-size:.85rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.chat-item{display:flex;align-items:center;gap:12px;padding:14px 16px;cursor:pointer;transition:background .15s;border-left:3px solid transparent}.chat-item:hover{background:var(--sidebar-active)}.chat-item.active{background:var(--sidebar-active);border-left-color:var(--accent)}.chat-item.has-unread{animation:pulse-bg 2s infinite}@keyframes pulse-bg{0%,to{background:transparent}50%{background:#8b5cf614}}.chat-item-avatar{font-size:1rem;font-weight:700;width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--accent);color:#fff;flex-shrink:0}.letter-avatar{font-size:1rem;font-weight:700;background:var(--accent);color:#fff;border-radius:50%;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center}.chat-item-info{flex:1;min-width:0}.chat-item-name{font-weight:600;font-size:.95rem;color:var(--text-primary)}.chat-item-preview{font-size:.8rem;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.chat-item-time{font-size:.75rem;color:var(--text-muted)}.unread-badge{background:var(--accent);color:#fff;font-size:.7rem;font-weight:700;padding:2px 7px;border-radius:10px;min-width:20px;text-align:center}.chat-main{flex:1;display:flex;flex-direction:column;background:var(--bg-chat)}.chat-main-header{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;background:var(--bg-secondary)}.chat-main-header .avatar{font-size:1.5rem}.chat-main-header .name{font-weight:600}.chat-main-header .persona-tag{font-size:.75rem;color:var(--text-muted);background:var(--bg-primary);padding:2px 8px;border-radius:4px}.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:4px}.chat-empty{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-muted);font-size:1rem}.message-row{display:flex;flex-direction:column;max-width:70%;animation:slideIn .25s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.message-row.fan{align-self:flex-start}.message-row.chatter{align-self:flex-end}.message-bubble{padding:10px 16px;border-radius:16px;font-size:.95rem;line-height:1.45;word-break:break-word}.message-row.fan .message-bubble{background:var(--fan-bubble);border-bottom-left-radius:4px}.message-row.chatter .message-bubble{background:var(--chatter-bubble);border-bottom-right-radius:4px}.message-meta{display:flex;align-items:center;gap:8px;margin-top:3px;padding:0 4px}.message-row.fan .message-meta{justify-content:flex-start}.message-row.chatter .message-meta{justify-content:flex-end}.message-time{font-size:.7rem;color:var(--text-muted)}.response-time-badge{font-size:.65rem;font-weight:600;padding:1px 6px;border-radius:4px}.response-time-badge.ideal{background:#4ade8033;color:var(--success)}.response-time-badge.slow{background:#facc1533;color:var(--warning)}.response-time-badge.too-slow{background:#ef444433;color:var(--danger)}.response-time-badge.too-fast{background:#38bdf833;color:var(--info)}.typing-indicator{display:flex;align-items:center;gap:4px;padding:12px 16px;background:var(--fan-bubble);border-radius:16px 16px 16px 4px;align-self:flex-start;animation:slideIn .25s ease-out}.typing-dot{width:7px;height:7px;background:var(--text-muted);border-radius:50%;animation:typingBounce 1.4s infinite}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-5px);opacity:1}}.chat-input-area{padding:16px 20px;border-top:1px solid var(--border);background:var(--bg-secondary);display:flex;gap:12px;align-items:flex-end}.chat-input-area textarea{flex:1;padding:12px 16px;background:var(--input-bg);border:1px solid var(--border);border-radius:12px;color:var(--text-primary);font-size:.95rem;font-family:inherit;resize:none;outline:none;max-height:120px;min-height:44px;line-height:1.4;transition:border-color .2s}.chat-input-area textarea:focus{border-color:var(--accent)}.btn-send{background:var(--accent);color:#fff;border:none;border-radius:10px;width:44px;height:44px;cursor:pointer;font-size:1.2rem;display:flex;align-items:center;justify-content:center;transition:background .2s;flex-shrink:0}.btn-send:hover{background:var(--accent-hover)}.btn-send:disabled{opacity:.4;cursor:not-allowed}.chat-input-wrapper{position:relative}.btn-media-toggle{background:var(--bg-tertiary, #2a2a4a);color:var(--text-primary);border:1px solid var(--border);border-radius:50%;width:40px;height:40px;cursor:pointer;font-size:1.4rem;font-weight:300;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .2s,border-color .2s;line-height:1}.btn-media-toggle:hover,.btn-media-toggle.active{background:var(--accent);border-color:var(--accent)}.emoji-bar{display:flex;gap:2px;padding:4px 16px 0;justify-content:flex-end}.emoji-btn{background:none;border:none;cursor:pointer;font-size:1rem;padding:2px 4px;border-radius:4px;transition:background .15s,transform .1s;line-height:1}.emoji-btn:hover{background:#8b5cf626;transform:scale(1.2)}.media-picker{position:absolute;bottom:100%;left:0;right:0;max-height:220px;overflow-y:auto;background:var(--bg-secondary);border:1px solid var(--border);border-bottom:none;border-radius:10px 10px 0 0;z-index:10;box-shadow:0 -4px 16px #0000004d}.media-picker-header{display:flex;justify-content:space-between;align-items:center;padding:6px 12px;border-bottom:1px solid var(--border);font-weight:600;font-size:.75rem;color:var(--text-primary);position:sticky;top:0;background:var(--bg-secondary);z-index:1}.media-picker-close{background:none;border:none;color:var(--text-secondary);font-size:1.1rem;cursor:pointer;padding:0 2px;line-height:1}.media-picker-close:hover{color:var(--text-primary)}.media-picker-body{padding:6px 10px 8px;display:flex;flex-wrap:wrap;gap:8px}.media-picker-section{flex:1;min-width:140px}.media-picker-section h4{color:var(--text-secondary);font-size:.6rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px}.media-picker-grid{display:flex;flex-wrap:wrap;gap:4px}.media-tile-wrapper{display:flex;flex-direction:column;gap:2px}.media-tile{border-radius:6px;background:var(--input-bg);border:1px solid var(--border);cursor:pointer;display:flex;align-items:center;gap:4px;padding:4px 8px;transition:border-color .15s,background .15s;white-space:nowrap}.media-tile:hover{border-color:var(--accent);background:#8b5cf614}.media-tile.selected{border-color:var(--accent);background:#8b5cf626}.media-tile-free:hover{border-color:#4ade80b3}.media-tile-lifestyle:hover{border-color:#38bdf8b3}.media-tile-paid:hover{border-color:#facc15b3}.media-tile-icon{font-size:.9rem}.media-tile-label{font-size:.65rem;color:var(--text-secondary)}.media-tile-tag{font-size:.5rem;font-weight:700;letter-spacing:.03em;padding:1px 4px;border-radius:3px;margin-left:auto}.media-tile-tag.free{color:#4ade80;background:#4ade8026}.media-tile-tag.paid{color:#facc15;background:#facc1526}.price-tier-selector{display:flex;gap:3px}.price-tier-btn{padding:3px 6px;border-radius:4px;border:1px solid var(--border);background:var(--input-bg);cursor:pointer;display:flex;align-items:center;gap:3px;transition:border-color .15s,background .15s}.price-tier-btn:hover{border-color:var(--accent);background:#8b5cf61a}.tier-label{font-size:.5rem;color:var(--text-secondary);text-transform:uppercase}.tier-price{font-size:.65rem;font-weight:700;color:#4ade80}.tier-low .tier-price{color:#4ade80}.tier-medium .tier-price{color:#facc15}.tier-high .tier-price{color:#f87171}.media-bubble{padding:0!important;overflow:hidden}.media-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:16px 24px;background:linear-gradient(135deg,#8b5cf626,#8b5cf60d);min-width:120px}.media-placeholder-icon{font-size:2rem}.media-placeholder-label{font-size:.8rem;color:var(--text-primary);font-weight:500}.media-placeholder-price{font-size:.9rem;font-weight:700;color:#4ade80}.media-placeholder-free{font-size:.65rem;font-weight:700;color:#4ade80;letter-spacing:.05em}.results-page{height:100vh;display:flex;flex-direction:column}.results-header{display:flex;align-items:center;justify-content:space-between;padding:20px 32px;background:var(--bg-secondary);border-bottom:1px solid var(--border)}.results-content{flex:1;overflow-y:auto;padding:32px}.results-overview{display:flex;align-items:center;justify-content:center;gap:40px;margin-bottom:40px}.overall-score-circle{width:160px;height:160px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;border:4px solid}.overall-score-circle.pass{border-color:var(--success);background:#4ade800d}.overall-score-circle.fail{border-color:var(--danger);background:#ef44440d}.overall-score-circle .score-num{font-size:3rem;font-weight:800;line-height:1}.overall-score-circle .score-label{font-size:.85rem;color:var(--text-secondary);margin-top:4px}.results-chart{max-width:500px;margin:0 auto 40px}.score-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;max-width:1000px;margin:0 auto 40px}.score-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:12px;padding:20px}.score-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.score-card-title{font-weight:600;font-size:.95rem}.score-card-value{font-size:1.5rem;font-weight:700}.score-card-value.green{color:var(--success)}.score-card-value.yellow{color:var(--warning)}.score-card-value.red{color:var(--danger)}.score-bar{height:6px;background:var(--border);border-radius:3px;margin-bottom:10px;overflow:hidden}.score-bar-fill{height:100%;border-radius:3px;transition:width .5s ease-out}.score-card-reasoning{font-size:.85rem;color:var(--text-secondary);line-height:1.5}.feedback-section{max-width:800px;margin:0 auto 40px}.feedback-section h3{margin-bottom:16px;font-size:1.1rem}.feedback-item{display:flex;gap:10px;padding:10px 0;font-size:.9rem;line-height:1.5}.feedback-item .icon{font-size:1.1rem;flex-shrink:0}.feedback-text{background:var(--bg-secondary);border:1px solid var(--border);border-radius:10px;padding:20px;font-size:.9rem;line-height:1.6;color:var(--text-secondary);max-width:800px;margin:0 auto 40px}.transcript-section{max-width:800px;margin:0 auto}.transcript-tabs{display:flex;gap:8px;margin-bottom:16px}.transcript-tab{padding:8px 16px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;color:var(--text-secondary);cursor:pointer;font-size:.85rem;transition:all .2s}.transcript-tab.active{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}.transcript-message{display:flex;gap:12px;padding:8px 0;font-size:.9rem}.transcript-sender{font-weight:600;min-width:70px;text-align:right;color:var(--text-muted)}.transcript-sender.fan{color:var(--info)}.transcript-sender.chatter{color:var(--accent)}.transcript-text{flex:1;line-height:1.5}.transcript-response-time{font-size:.75rem;color:var(--text-muted)}.scoring-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:20px}.scoring-spinner{width:48px;height:48px;border:4px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.no-chat-selected{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-muted);gap:8px}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:100}.modal-content{background:var(--bg-secondary);border:1px solid var(--border);border-radius:14px;padding:32px;max-width:420px;text-align:center}.modal-content h3{margin-bottom:12px}.modal-content p{color:var(--text-secondary);margin-bottom:24px;font-size:.9rem}.modal-actions{display:flex;gap:12px;justify-content:center}