*{margin:0;padding:0;box-sizing:border-box}:root{--primary-yellow: #FFD60A;--accent-yellow: #FFC300;--light-yellow: #FFF3CD;--dark-yellow: #F4B942;--soft-yellow: #FFFBEB;--pure-white: #FFFFFF;--warm-white: #FEFEFE;--light-gray: #F8F9FA;--medium-gray: #6C757D;--dark-gray: #343A40;--text-dark: #2D3748;--success: #10B981;--danger: #EF4444;--warning: #F59E0B;--info: #3B82F6;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--gradient-primary: linear-gradient(135deg, var(--primary-yellow) 0%, var(--accent-yellow) 100%);--gradient-bg: linear-gradient(135deg, var(--soft-yellow) 0%, var(--pure-white) 50%, var(--light-yellow) 100%);--gradient-card: linear-gradient(145deg, var(--pure-white) 0%, var(--warm-white) 100%)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--gradient-bg);color:var(--text-dark);min-height:100vh;line-height:1.6;font-weight:400}#root{min-height:100vh;display:flex;align-items:center;justify-content:center}.app{width:100%;max-width:1400px;margin:0 auto;padding:20px}.landing{text-align:center;max-width:600px;margin:0 auto;background:var(--gradient-card);padding:4rem 3rem;border-radius:24px;box-shadow:var(--shadow-xl);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,214,10,.2);position:relative;overflow:hidden}.landing:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient-primary);border-radius:24px 24px 0 0}.landing h1{font-size:4rem;margin-bottom:1.5rem;font-weight:800;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-shadow:0 2px 4px rgba(255,214,10,.3);letter-spacing:-.02em}.landing p{font-size:1.25rem;margin-bottom:2.5rem;color:var(--medium-gray);font-weight:500;max-width:400px;margin-left:auto;margin-right:auto}.btn{padding:16px 32px;border:none;border-radius:16px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);text-transform:none;letter-spacing:.025em;position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:140px;outline:none;font-family:inherit}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn:active{transform:translateY(0)}.btn-primary{background:var(--gradient-primary);color:var(--dark-gray);font-size:1.125rem;padding:18px 40px;border-radius:20px;font-weight:700;box-shadow:var(--shadow-md);position:relative}.btn-primary:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);transition:left .5s}.btn-primary:hover:before{left:100%}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 20px -5px #ffd60a66}.btn-secondary{background:var(--pure-white);color:var(--text-dark);border:2px solid var(--primary-yellow);box-shadow:var(--shadow-sm)}.btn-secondary:hover{background:var(--light-yellow);border-color:var(--accent-yellow)}.btn-danger{background:var(--danger);color:#fff;box-shadow:var(--shadow-sm)}.btn-danger:hover{background:#dc2626;box-shadow:0 8px 15px -3px #ef44444d}.status{text-align:center;padding:3rem 2rem;background:var(--gradient-card);border-radius:20px;box-shadow:var(--shadow-lg);max-width:500px;margin:0 auto;border:1px solid rgba(255,214,10,.1)}.status h2{margin-bottom:1rem;font-weight:700;color:var(--text-dark);font-size:1.75rem}.status p{color:var(--medium-gray);font-size:1.1rem;margin-bottom:1.5rem}.video-chat{display:flex;height:100vh;background:var(--gradient-bg);color:var(--text-dark);font-family:inherit}.video-section{flex:2;display:flex;flex-direction:column;background:var(--pure-white);border-radius:24px 0 0 24px;overflow:hidden;box-shadow:var(--shadow-lg)}.video-container{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:24px;background:var(--light-gray)}.video-wrapper{position:relative;background:var(--dark-gray);border-radius:16px;overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);border:3px solid var(--pure-white);aspect-ratio:16 / 9;min-height:300px}.video-wrapper video{width:100%;height:100%;object-fit:cover;display:block;background:#000;object-position:center}.video-label{position:absolute;top:16px;left:16px;background:#ffd60af2;color:var(--dark-gray);padding:8px 16px;border-radius:12px;font-size:.875rem;font-weight:600;z-index:2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow-sm)}.video-watermark{position:absolute;bottom:16px;right:16px;background:#000000b3;color:#ffffffe6;padding:6px 12px;border-radius:8px;font-size:.75rem;font-weight:500;z-index:2;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border:1px solid rgba(255,214,10,.3);font-family:Inter,sans-serif;letter-spacing:.5px;transition:all .3s ease;opacity:.8}.video-watermark:hover{opacity:1;background:#ffd60a33;color:var(--primary-yellow);border-color:var(--primary-yellow);transform:scale(1.05)}.video-placeholder{display:flex;align-items:center;justify-content:center;color:var(--medium-gray);font-size:1.125rem;font-weight:500;background:var(--light-gray);width:100%;height:100%}.controls{display:flex;justify-content:center;gap:20px;padding:32px;background:var(--pure-white);border-top:1px solid rgba(255,214,10,.1)}.control-btn{width:64px;height:64px;border-radius:50%;border:none;display:flex;align-items:center;justify-content:center;font-size:1.5rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:var(--shadow-md);position:relative;outline:none}.control-btn:hover{transform:scale(1.1) translateY(-2px);box-shadow:var(--shadow-lg)}.control-btn:active{transform:scale(1.05)}.control-btn.mute{background:linear-gradient(135deg,var(--danger) 0%,#DC2626 100%);color:#fff}.control-btn.unmute{background:linear-gradient(135deg,var(--success) 0%,#059669 100%);color:#fff}.control-btn.video-off{background:linear-gradient(135deg,var(--warning) 0%,#D97706 100%);color:#fff}.control-btn.video-on{background:linear-gradient(135deg,var(--success) 0%,#059669 100%);color:#fff}.control-btn.next{background:linear-gradient(135deg,var(--info) 0%,#2563EB 100%);color:#fff}.control-btn.report{background:linear-gradient(135deg,#ff6b6b,#ee5a52);color:#fff}.chat-section{flex:1;max-width:420px;background:var(--pure-white);border-left:1px solid rgba(255,214,10,.2);display:flex;flex-direction:column;border-radius:0 24px 24px 0;overflow:hidden}.chat-messages{flex:1;overflow-y:auto;padding:24px;background:var(--light-gray);max-height:calc(100vh - 160px)}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:var(--light-gray)}.chat-messages::-webkit-scrollbar-thumb{background:var(--primary-yellow);border-radius:3px}.message{margin-bottom:16px;padding:12px 16px;border-radius:16px;max-width:85%;word-wrap:break-word;position:relative;animation:slideIn .3s ease-out}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.own{background:var(--gradient-primary);color:var(--dark-gray);margin-left:auto;text-align:right;font-weight:500;box-shadow:var(--shadow-sm)}.message.partner{background:var(--pure-white);color:var(--text-dark);box-shadow:var(--shadow-sm);border:1px solid rgba(255,214,10,.2)}.message-time{font-size:.75rem;opacity:.7;margin-top:4px;font-weight:400}.chat-input{padding:24px;background:var(--pure-white);border-top:1px solid rgba(255,214,10,.1)}.chat-input-group{display:flex;gap:12px;align-items:end}.chat-input input{flex:1;padding:16px 20px;border:2px solid rgba(255,214,10,.3);border-radius:16px;background:var(--warm-white);color:var(--text-dark);font-size:1rem;font-family:inherit;outline:none;transition:all .3s ease;resize:none}.chat-input input:focus{border-color:var(--primary-yellow);box-shadow:0 0 0 3px #ffd60a1a;background:var(--pure-white)}.chat-input input::placeholder{color:var(--medium-gray)}.chat-input button{padding:16px 24px;background:var(--gradient-primary);color:var(--dark-gray);border:none;border-radius:16px;cursor:pointer;font-weight:600;font-family:inherit;transition:all .3s ease;box-shadow:var(--shadow-sm);outline:none}.chat-input button:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-md)}.chat-input button:disabled{background:var(--medium-gray);color:#fff;cursor:not-allowed;opacity:.6}.landing .info-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:2rem;text-align:left}.landing .info-card{background:#ffd60a1a;padding:1.5rem;border-radius:12px;border:1px solid rgba(255,214,10,.2)}.landing .info-card h4{color:var(--text-dark);font-weight:600;margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}.landing .info-card p{font-size:.9rem;margin:0;color:var(--medium-gray)}.topic-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:0 0 1.5rem}.chip{padding:10px 14px;border-radius:999px;border:2px solid rgba(255,214,10,.4);background:var(--pure-white);color:var(--text-dark);cursor:pointer;box-shadow:var(--shadow-sm);transition:all .25s}.chip:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.chip.active{background:var(--gradient-primary);color:var(--dark-gray);border-color:#ffd60acc;box-shadow:0 8px 18px -6px #ffd60a66}@media (max-width: 768px){.video-chat{flex-direction:column}.video-section{border-radius:16px 16px 0 0}.chat-section{max-width:none;max-height:300px;border-left:none;border-top:1px solid rgba(255,214,10,.2);border-radius:0 0 16px 16px}.video-container{grid-template-columns:1fr;gap:12px;padding:16px}.controls{padding:20px;gap:16px}.control-btn{width:56px;height:56px;font-size:1.25rem}.landing{padding:2rem 1.5rem;margin:1rem}.landing h1{font-size:2.5rem}.landing .info-cards{grid-template-columns:1fr}}.loading{display:flex;align-items:center;justify-content:center;min-height:200px;color:var(--text-dark);font-weight:500}.error{background:linear-gradient(135deg,var(--danger) 0%,#DC2626 100%);color:#fff;padding:16px 24px;border-radius:12px;margin:20px;text-align:center;box-shadow:var(--shadow-md);font-weight:500}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.loading{animation:pulse 2s infinite}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.app>*{animation:fadeIn .6s ease-out}.btn:focus-visible,.control-btn:focus-visible,.chat-input input:focus-visible,.chat-input button:focus-visible{outline:2px solid var(--primary-yellow);outline-offset:2px}