:root{--bg:#f7efe1;--bg-dot:#efe1c8;--surface:#fffbf3;--surface-alt:#fbf3e3;--primary:#a5304f;--primary-dark:#87233f;--primary-tint:#f3dce1;--primary-text:#fff8f1;--accent:#d98c2b;--accent-tint:#f3dfb6;--accent-tint-strong:#ebcb88;--text-main:#2b2018;--text-muted:#6e5c48;--border:#e8dac0;--border-strong:#d8c6a4;--danger:#b34a2e;--danger-tint:#f5e2d8;--shadow-soft:0 10px 30px -14px #2b201847;--shadow-tiny:0 2px 8px -2px #2b20182e}*,:before,:after{box-sizing:border-box}html,body{background:var(--bg);color:var(--text-main);-webkit-font-smoothing:antialiased;margin:0;padding:0;font-family:Karla,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.55}body{background-image:radial-gradient(circle at 1px 1px, var(--bg-dot) 1.4px, transparent 1.4px);background-size:26px 26px}h1,h2,.display{letter-spacing:.01em;font-family:"Baloo 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26px}.btn-primary:hover:not(:disabled){background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 8px 18px -6px #a5304f8c}.btn-outline{color:var(--text-main);border:1.5px solid var(--border-strong);background:0 0;border-radius:999px;padding:9px 18px}.btn-outline:hover:not(:disabled){border-color:var(--primary);color:var(--primary);background:var(--primary-tint)}.btn-text{color:var(--primary);text-underline-offset:3px;background:0 0;padding:6px 4px;-webkit-text-decoration:underline #0000;text-decoration:underline #0000}.btn-text:hover:not(:disabled){-webkit-text-decoration-color:var(--primary);text-decoration-color:var(--primary)}input,textarea{color:var(--text-main);background:var(--surface);border:1.5px solid var(--border);border-radius:14px;width:100%;padding:12px 14px;font-family:Karla,sans-serif;font-size:15.5px;transition:border-color .14s,box-shadow 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34px;position:relative}.login-card:before{content:"";background:var(--accent-tint);z-index:0;border-radius:10px 10px 10px 2px;width:34px;height:34px;position:absolute;top:-14px;right:34px;transform:rotate(18deg)}.login-card>*{z-index:1;position:relative}.login-card h1{color:var(--text-main);margin:2px 0 6px;font-size:26px}.login-card .subtitle{color:var(--text-muted);max-width:30ch;margin:0 0 26px;font-size:15px}.login-actions{flex-direction:column;align-items:flex-start;gap:4px;margin-top:6px;display:flex}.login-actions .btn-primary{text-align:center;width:100%;margin-bottom:6px}.loading-screen{background:var(--surface-alt);min-height:100vh;color:var(--text-muted);justify-content:center;align-items:center;font-size:15px;font-weight:600;display:flex}.chat-screen{background:var(--surface-alt);border-top:1px dashed var(--border-strong);flex-direction:column;min-height:100vh;display:flex}.chat-header{background:var(--surface);border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:18px 32px;display:flex}.chat-title{color:var(--text-main);white-space:nowrap;align-items:center;gap:9px;font-family:"Baloo 2",sans-serif;font-size:20px;font-weight:700;display:flex}.chat-title .dot{background:var(--accent);border-radius:50%;flex:none;width:8px;height:8px;display:inline-block}.chat-user{align-items:center;gap:14px;display:flex}.user-name{color:var(--text-muted);font-size:14.5px;font-weight:700}.chat-thread{flex-direction:column;flex:1;gap:22px;width:100%;max-width:760px;margin:0 auto;padding:34px 24px 20px;display:flex;overflow-y:auto}.empty-hint{color:var(--text-muted);text-align:center;max-width:44ch;margin:48px auto 0;font-size:14.5px}.msg{display:flex}.msg-user{justify-content:flex-end}.msg-assistant{justify-content:flex-start}.bubble{max-width:86%;padding:16px 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24px}.chat-input-row{align-items:flex-end;gap:12px;width:100%;max-width:760px;margin:0 auto;padding:16px 24px 32px;display:flex}.chat-input-row textarea{resize:none;border-radius:18px;min-height:52px}.chat-input-row .btn-primary{flex:none;padding:14px 24px}@media (max-width:560px){.chat-header{padding:16px 18px}.bubble{max-width:94%}.login-card{border-radius:26px 26px 26px 6px;padding:32px 24px 28px}}