:root{--bg-deep: #070a10;--bg-panel: #0d1117;--bg-input: #161b22;--border: #21262d;--border-focus: #388bfd;--text-primary: #f0f6fc;--text-secondary: #8b949e;--text-muted: #484f58;--accent: #58a6ff;--accent-soft: rgba(88, 166, 255, .15);--opus-bubble: #1c2128;--user-bubble: #238636;--font-mono: "JetBrains Mono", "SF Mono", monospace;--font-serif: "Merriweather", "Georgia", "Times New Roman", serif}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden}body{font-family:var(--font-mono);font-size:14px;color:var(--text-primary);background:var(--bg-deep);line-height:1.6}#app{height:100%;display:flex;flex-direction:column}.background{position:fixed;inset:0;z-index:-1;overflow:hidden}.background__gradient{position:absolute;inset:0;background:radial-gradient(ellipse at 20% 80%,rgba(88,166,255,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(139,92,246,.06) 0%,transparent 50%),linear-gradient(180deg,#070a10,#0d1117)}.background__stars{position:absolute;inset:0}.star{position:absolute;background:#fff;border-radius:50%;opacity:.4;animation:twinkle 3s ease-in-out infinite}@keyframes twinkle{0%,to{opacity:.4}50%{opacity:.1}}.nav{display:flex;justify-content:center;gap:32px;padding:20px;border-bottom:1px solid var(--border);background:#0d1117cc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10}.nav__link{font-size:12px;letter-spacing:1px;color:var(--text-secondary);text-decoration:none;padding:8px 16px;transition:all .2s ease;border:1px solid transparent}.nav__link:hover{color:var(--text-primary);border-color:var(--border)}.nav__link--active{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.main{flex:1;display:grid;grid-template-columns:1fr 1.5fr;gap:0;overflow:hidden;max-width:1400px;margin:0 auto;width:100%}.opus-section{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;border-right:1px solid var(--border)}.opus-container{width:280px;height:380px;display:flex;align-items:center;justify-content:center}.opus-character{width:100%;height:100%;object-fit:contain;transition:transform .3s ease;filter:drop-shadow(0 20px 40px rgba(0,0,0,.5))}.opus-character.speaking{transform:scale(1.02)}.opus-mood{margin-top:24px;display:flex;align-items:center;gap:8px;padding:10px 20px;background:var(--bg-panel);border:1px solid var(--border);font-size:12px;color:var(--text-secondary)}.opus-mood__icon{font-size:16px}.opus-mood__text{font-style:italic}.chat-section{display:flex;flex-direction:column;height:100%;overflow:hidden}.chat-header{padding:24px 32px;border-bottom:1px solid var(--border)}.chat-header__title{font-size:20px;font-weight:500;margin-bottom:4px}.chat-header__subtitle{font-size:12px;color:var(--text-secondary);font-weight:400}.chat-messages{flex:1;overflow-y:auto;padding:24px 32px;display:flex;flex-direction:column;gap:20px}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:transparent}.chat-messages::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.message{max-width:85%;animation:messageIn .3s ease}@keyframes messageIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message--user{align-self:flex-end}.message--opus{align-self:flex-start}.message__content{padding:20px 24px;line-height:1.8;font-size:14px}.message--user .message__content{background:var(--user-bubble);color:#fff;font-family:var(--font-mono)}.message--opus .message__content{background:var(--opus-bubble);border:1px solid var(--border);font-family:var(--font-serif);font-size:15px;letter-spacing:.01em}.message__content p{margin-bottom:16px}.message__content p:last-child{margin-bottom:0}.message__content div.action{color:#7ee787;font-family:var(--font-mono);font-size:12px;font-style:italic;padding:10px 0 10px 14px;margin:16px 0;border-left:2px solid rgba(126,231,135,.5);background:#7ee7870d;letter-spacing:.02em}.message__content em.action{color:#7ee787;font-family:var(--font-mono);font-size:11px;font-style:italic;padding:2px 8px;margin:0 2px;background:#7ee7871a;border-radius:3px;white-space:nowrap}.chat-typing{display:none;align-items:center;gap:8px;padding:12px 32px;color:var(--text-secondary);font-size:12px}.chat-typing.visible{display:flex}.chat-typing__dot{width:6px;height:6px;background:var(--text-secondary);border-radius:50%;animation:typingDot 1.4s ease-in-out infinite}.chat-typing__dot:nth-child(2){animation-delay:.2s}.chat-typing__dot:nth-child(3){animation-delay:.4s}@keyframes typingDot{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}.chat-typing__text{margin-left:8px;font-style:italic}.chat-input{display:flex;gap:12px;padding:20px 32px;border-top:1px solid var(--border);background:var(--bg-panel)}.chat-input__field{flex:1;padding:14px 18px;background:var(--bg-input);border:1px solid var(--border);color:var(--text-primary);font-family:var(--font-mono);font-size:14px;outline:none;transition:all .2s ease}.chat-input__field::placeholder{color:var(--text-muted)}.chat-input__field:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #388bfd26}.chat-input__button{padding:14px 28px;background:var(--accent);border:none;color:#fff;font-family:var(--font-mono);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s ease}.chat-input__button:hover{background:#79b8ff}.chat-input__button:active{transform:scale(.98)}.chat-input__penguin{width:48px;height:48px;background:var(--bg-input);border:1px solid var(--border);font-size:20px;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.chat-input__penguin:hover{background:var(--bg-card);border-color:var(--accent)}.chat-input__penguin.active{background:#58a6ff33;border-color:var(--accent);box-shadow:0 0 10px #58a6ff4d}.penguin-mode{display:none;align-items:center;gap:8px;padding:10px 32px;background:#58a6ff1a;border-top:1px solid var(--accent);font-size:12px;color:var(--accent)}.penguin-mode.active{display:flex}.penguin-mode__icon{font-size:16px}.penguin-mode__text{flex:1;font-family:var(--font-mono);letter-spacing:1px}.penguin-mode__close{width:24px;height:24px;background:transparent;border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:12px}.penguin-mode__close:hover{background:var(--bg-card);color:var(--text-primary)}.message__penguin-translation{margin-top:16px;padding-top:16px;border-top:1px dashed var(--border)}.message__penguin-header{font-family:var(--font-mono);font-size:10px;letter-spacing:1px;color:var(--accent);margin-bottom:8px;text-transform:uppercase}.message__penguin-text{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary);line-height:1.6}.message__penguin-text p{margin-bottom:8px}.message__penguin-text .action{color:#58a6ff}@media(max-width:900px){.main{grid-template-columns:1fr;grid-template-rows:auto 1fr}.opus-section{border-right:none;border-bottom:1px solid var(--border);padding:24px;flex-direction:row;gap:20px}.opus-container{width:120px;height:160px}.opus-mood{margin-top:0}}@media(max-width:600px){.opus-section{display:none}.chat-messages,.chat-input{padding:16px}.message{max-width:95%}}