:root{--brand: #00a2e3;--brand-deep: #0089c4;--brand-active: #0a72a8;--brand-callout: #0a5f8f;--bg: #eef4fb;--bg-sidebar: #f6f9fd;--surface: #ffffff;--tint: #e3eefb;--hover: #f0f5fb;--border: #e2e9f2;--text: #16181d;--text-bubble: #1e2530;--text-body: #39424f;--text-2: #404855;--text-3: #5a6470;--muted: #9aa1ac;--muted-2: #8b93a0;--danger: #d64545;--danger-border: #f0cdcd;--danger-hover: #fdf3f3;--shadow-btn: 0 8px 18px -8px rgba(0, 162, 227, .7);--shadow-send: 0 8px 18px -6px rgba(0, 162, 227, .7);--shadow-logo: 0 14px 30px -8px rgba(0, 162, 227, .6);--shadow-card: 0 2px 10px rgba(20, 40, 70, .05);--shadow-card-hover: 0 6px 16px rgba(20, 40, 70, .12);--shadow-input: 0 2px 12px rgba(20, 40, 70, .08);--shadow-drawer: 0 0 60px rgba(20, 40, 70, .25);--shadow-toast: 0 10px 30px -8px rgba(0, 0, 0, .4)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%}body{font-family:Manrope,system-ui,sans-serif;background:var(--bg);color:var(--text)}input,button,textarea{font-family:inherit}input:focus{outline:none}::placeholder{color:var(--muted)}.scroll::-webkit-scrollbar{width:8px}.scroll::-webkit-scrollbar-thumb{background:#d3ddea;border-radius:8px}@keyframes pop{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes 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var(--danger-border);border-radius:14px;background:var(--surface);color:var(--danger);font-size:15px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px}.btn-clear:hover{background:var(--danger-hover)}.btn-about{background:transparent;border:none;text-align:center;font-size:13.5px;font-weight:600;color:var(--muted-2);cursor:pointer;padding:2px}.topbar{flex:none;height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;background:var(--bg);border-bottom:1px solid var(--border)}.topbar__burger{border:none;background:transparent;padding:10px;cursor:pointer;display:flex;flex-direction:column;gap:4px}.topbar__burger 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