:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent: #6366f1;--primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);--glass-border: rgba(255, 255, 255, .1);--glass-bg: rgba(30, 41, 59, .7)}[data-theme=light]{--bg-primary: #f1f5f9;--bg-secondary: #ffffff;--text-primary: #0f172a;--text-secondary: #475569;--accent: #4f46e5;--glass-border: rgba(0, 0, 0, .1);--glass-bg: rgba(255, 255, 255, .8)}body{margin:0;height:100%;overscroll-behavior:none;overflow:hidden;box-sizing:border-box;background:var(--bg-primary);color:var(--text-primary);font-family:Inter,system-ui,-apple-system,sans-serif;transition:background .3s,color .3s}#root{width:100%;max-width:500px;margin:0 auto;min-height:100dvh;box-sizing:border-box;background:var(--bg-secondary);box-shadow:0 0 20px #0000001a;display:flex;flex-direction:column}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:20px;box-shadow:0 8px 32px #0000001a;padding:24px;overflow:hidden}.btn-primary{background:var(--primary-gradient);border:none;color:#fff;padding:16px 32px;border-radius:16px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s;width:100%;text-align:center;box-shadow:0 4px 15px #6366f166}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #6366f180}.btn-primary:active{transform:translateY(0)}input,select,textarea{background:#ffffff0d;border:1px solid var(--glass-border);color:var(--text-primary);padding:12px;border-radius:12px;font-family:inherit;width:100%;box-sizing:border-box}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-color);background:#ffffff1a}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeIn .5s ease-out forwards}.chat-container{display:flex;flex-direction:column;height:100%;position:relative}.messages-area{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;color:var(--text-color)}.message-bubble{max-width:80%;padding:10px 14px;border-radius:18px;font-size:.95rem;line-height:1.4;word-wrap:break-word;box-shadow:0 2px 5px #0000001a}.message-mine{align-self:flex-end;background:var(--primary-gradient);color:#fff;border-bottom-right-radius:4px}.message-partner{align-self:flex-start;background:var(--glass-bg);color:var(--text-primary);border:1px solid var(--glass-border);border-bottom-left-radius:4px}.input-area{padding:12px;background:var(--bg-secondary);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--glass-border);display:flex;gap:8px}.glass-panel::-webkit-scrollbar{width:6px}.glass-panel::-webkit-scrollbar-thumb{background:#fff3;border-radius:3px}