@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-primary: #212121;--bg-secondary: #171717;--bg-glass: rgba(33, 33, 33, .8);--bg-glass-hover: rgba(255, 255, 255, .06);--border-glass: rgba(255, 255, 255, .08);--border-glass-active: rgba(255, 255, 255, .15);--text-primary: #ececec;--text-secondary: #b4b4b4;--text-muted: #666;--accent-cyan: #10a37f;--accent-green: #10a37f;--accent-purple: #9333ea;--accent-magenta: #e040fb;--gradient-primary: linear-gradient(135deg, #10a37f, #1ed9a4);--gradient-vivid: linear-gradient(135deg, #10a37f, #1ed9a4, #10a37f);--glow-cyan: rgba(16, 163, 127, .3);--glow-green: rgba(16, 163, 127, .25);--glow-purple: rgba(147, 51, 234, .25);--success: #10a37f;--error: #ef4146;--error-bg: rgba(239, 65, 70, .1);--warning: #f59e0b;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-xl: 24px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 24px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-16px)}to{opacity:1;transform:translate(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:translate(0)}}@keyframes 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var(--transition-normal);outline:none}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent-green);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover:not(:disabled){background:#1ed9a4}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid rgba(255,255,255,.1)}.btn-ghost:hover:not(:disabled){background:#ffffff0f;color:var(--text-primary)}.btn-danger{background:var(--error-bg);color:var(--error);border:1px solid rgba(239,65,70,.15)}.btn-danger:hover:not(:disabled){background:#ef414626}.app{display:flex;height:100vh;width:100vw;overflow:hidden;background:#212121}.chat-main{flex:1;display:flex;flex-direction:column;height:100%;min-width:0;background:#212121}.chat-header{display:flex;align-items:center;justify-content:center;padding:12px 24px;flex-shrink:0;position:relative}.chat-header__center{display:flex;align-items:center;gap:8px}.chat-header__title{font-size:16px;font-weight:600;color:var(--text-primary)}.chat-header__actions{position:absolute;right:16px;top:50%;transform:translateY(-50%);display:flex;gap:6px}.chat-header__settings-btn{width:36px;height:36px;padding:0;border-radius:50%;font-size:16px;text-transform:none;background:transparent;border:none;color:var(--text-secondary)}.chat-header__settings-btn:hover{background:#ffffff14;color:var(--text-primary)}.chat-messages{flex:1;overflow-y:auto;padding:24px 0;display:flex;flex-direction:column;gap:4px}.chat-welcome{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 24px}.chat-welcome__content{display:flex;flex-direction:column;align-items:center;width:100%;max-width:680px}.chat-welcome__title{font-size:36px;font-weight:700;color:var(--text-primary);margin-bottom:36px;text-align:center}.chat-welcome__input-wrapper{width:100%;margin-bottom:16px}.chat-welcome__input-wrapper .chat-input{border:none;border-top:none;padding:0;background:transparent}.chat-welcome__input-wrapper .chat-input__textarea{background:#2f2f2f;border:1px solid #424242;border-radius:26px;padding:16px 20px;min-height:52px;font-size:15px}.chat-welcome__input-wrapper .chat-input__textarea:focus{border-color:#555;box-shadow:none}.chat-welcome__input-wrapper .chat-input__send{background:#676767;color:#fff}.chat-welcome__input-wrapper .chat-input__send:hover:not(:disabled){background:#888;box-shadow:none;transform:none}.chat-welcome__input-wrapper .chat-input__hint{display:none}.chat-welcome__suggestions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:8px}.chat-welcome__suggestion{padding:10px 18px;font-size:14px;font-weight:500;font-family:var(--font-family);border-radius:20px;cursor:pointer;background:transparent;color:var(--text-secondary);border:1px solid #424242;transition:all var(--transition-fast)}.chat-welcome__suggestion:hover{background:#2f2f2f;color:var(--text-primary);border-color:#555}.chat-welcome__hint{margin-top:24px;font-size:14px;color:var(--text-muted)}.chat-welcome__hint-link{background:none;border:none;color:var(--accent-cyan);cursor:pointer;font-family:var(--font-family);font-size:13px;text-decoration:underline;padding:0}.chat-welcome__hint-link:hover{color:var(--accent-green)}.api-status{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:6px}.api-status--active{background:var(--success);box-shadow:0 0 6px #00ff8880}.api-status--inactive{background:var(--warning);box-shadow:0 0 6px #fa06}@media (max-width: 768px){.chat-header{padding-left:60px}.chat-welcome__title{font-size:24px}.chat-welcome__suggestions{flex-direction:column;align-items:center}}.chat-message{display:flex;gap:14px;padding:20px 24px;animation:fadeIn .3s ease both;max-width:740px;width:100%;margin:0 auto}.chat-message--user{animation-name:slideInRight}.chat-message--assistant{animation-name:slideInLeft}.chat-message__avatar{width:32px;height:32px;min-width:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0}.chat-message--user .chat-message__avatar{background:#565869;color:#fff}.chat-message--assistant .chat-message__avatar{background:var(--accent-green);color:#fff}.chat-message__bubble{padding:0;line-height:1.7;font-size:16px;word-wrap:break-word;white-space:pre-wrap;color:var(--text-primary);flex:1;min-width:0}.chat-message__time{font-size:11px;color:var(--text-muted);margin-top:6px}.chat-input{display:flex;align-items:flex-end;gap:10px;padding:16px 24px 24px;background:transparent}.chat-input__wrapper{flex:1;position:relative}.chat-input__textarea{width:100%;min-height:48px;max-height:160px;padding:14px 18px;background:#2f2f2f;border:1px solid #424242;border-radius:26px;color:var(--text-primary);font-family:var(--font-family);font-size:16px;line-height:1.5;resize:none;outline:none;transition:border-color var(--transition-normal)}.chat-input__textarea::placeholder{color:#888}.chat-input__textarea:focus{border-color:#555}.chat-input__textarea:disabled{opacity:.4}.chat-input__send{width:40px;height:40px;min-width:40px;padding:0;border-radius:50%;font-size:18px;background:#676767;color:#fff;border:none;cursor:pointer;transition:background var(--transition-fast);display:flex;align-items:center;justify-content:center;margin-bottom:4px}.chat-input__send:hover:not(:disabled){background:#888}.chat-input__send:disabled{opacity:.3;cursor:not-allowed}.chat-input__hint{position:absolute;bottom:-18px;right:4px;font-size:11px;color:#555}.chat-history{width:260px;min-width:260px;height:100%;display:flex;flex-direction:column;background:#171717;overflow:hidden}.chat-history__top{padding:12px 12px 8px}.chat-history__nav-btn{display:flex;align-items:center;gap:10px;width:100%;padding:10px 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var(--transition-fast);margin-bottom:1px;position:relative}.chat-history__item:hover{background:#ffffff0f}.chat-history__item--active{background:#ffffff14}.chat-history__item-title{flex:1;font-size:13.5px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}.chat-history__item--active .chat-history__item-title{color:var(--text-primary)}.chat-history__item-delete{opacity:0;width:22px;height:22px;min-width:22px;padding:0;border:none;background:transparent;color:var(--text-muted);font-size:11px;cursor:pointer;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);margin-left:4px}.chat-history__item:hover .chat-history__item-delete{opacity:1}.chat-history__item-delete:hover{background:#ff44661a;color:var(--error)}.chat-history__empty{padding:24px 12px;color:var(--text-muted);font-size:13px}.chat-history__footer{padding:8px 12px 16px;border-top:1px solid rgba(255,255,255,.06)}.chat-history__user{display:flex;align-items:center;gap:10px;padding:10px 12px;margin-top:4px}.chat-history__user-avatar{width:28px;height:28px;border-radius:50%;background:#444;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:var(--text-primary)}.chat-history__user-name{font-size:14px;font-weight:500;color:var(--text-primary)}.chat-history__toggle{display:none;position:fixed;top:12px;left:12px;z-index:100;width:36px;height:36px;padding:0;border-radius:8px;font-size:16px;border:none;background:#ffffff0f;color:var(--text-secondary);cursor:pointer;align-items:center;justify-content:center}.chat-history__toggle:hover{background:#ffffff1a}@media (max-width: 768px){.chat-history{position:fixed;left:0;top:0;z-index:99;transform:translate(-100%);transition:transform var(--transition-slow);box-shadow:var(--shadow-lg)}.chat-history--open{transform:translate(0)}.chat-history__toggle{display:flex}}.loading-indicator{display:flex;align-items:center;gap:14px;padding:20px 24px;animation:fadeIn .3s ease both;max-width:740px;width:100%;margin:0 auto}.loading-indicator__avatar{width:32px;height:32px;min-width:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;background:var(--accent-green);color:#fff}.loading-indicator__dots{display:flex;gap:6px;padding:8px 0}.loading-indicator__dot{width:8px;height:8px;border-radius:50%;background:var(--text-muted);animation:pulse 1.4s ease-in-out infinite}.loading-indicator__dot:nth-child(2){animation-delay:.2s}.loading-indicator__dot:nth-child(3){animation-delay:.4s}.error-banner{display:flex;align-items:center;gap:12px;padding:12px 20px;background:var(--error-bg);border:1px solid rgba(239,65,70,.2);border-radius:var(--radius-md);animation:fadeIn .3s ease,shake .4s ease;max-width:740px;width:calc(100% - 48px);align-self:center;margin:8px auto}.error-banner__icon{font-size:16px;flex-shrink:0}.error-banner__message{flex:1;font-size:14px;color:var(--error);line-height:1.4}.error-banner__dismiss{width:28px;height:28px;min-width:28px;padding:0;border:none;background:transparent;color:var(--error);font-size:12px;cursor:pointer;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast)}.error-banner__dismiss:hover{background:#ef414626}.settings-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:200;animation:fadeIn .2s ease}.settings-modal{width:440px;max-width:90vw;background:#2f2f2f;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-xl);padding:32px;box-shadow:var(--shadow-lg);animation:fadeIn .3s ease}.settings-modal__title{font-size:20px;font-weight:700;margin-bottom:8px;color:var(--text-primary)}.settings-modal__description{font-size:13.5px;color:var(--text-secondary);margin-bottom:24px;line-height:1.6}.settings-modal__description a{color:var(--accent-green);text-decoration:none}.settings-modal__description a:hover{text-decoration:underline}.settings-modal__label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:8px}.settings-modal__input{width:100%;padding:12px 16px;background:#212121;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font-family);font-size:14px;outline:none;transition:border-color var(--transition-normal)}.settings-modal__input:focus{border-color:var(--accent-green)}.settings-modal__input::placeholder{color:var(--text-muted)}.settings-modal__actions{display:flex;justify-content:flex-end;gap:12px;margin-top:28px}.settings-modal__privacy{display:flex;align-items:flex-start;gap:8px;margin-top:16px;padding:12px;background:#10a37f0f;border:1px solid rgba(16,163,127,.15);border-radius:var(--radius-md);font-size:12px;color:var(--text-secondary);line-height:1.5}.settings-modal__privacy-icon{font-size:16px;flex-shrink:0}