:root{--bg: #FDF8F4;--bg-alt: #F7F0E8;--fg: #2D2A26;--fg-muted: #7A756F;--accent: #E54717;--card: #FFFFFF;--border: #E8DFD5;--radius: 12px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:DM Sans,sans-serif;background:var(--bg);color:var(--fg)}.overlay.svelte-1uha8ag{position:fixed;inset:0;background:#00000080;z-index:90}.sidebar.svelte-1uha8ag{position:fixed;left:0;top:0;bottom:0;width:320px;background:var(--card);border-right:1px solid var(--border);z-index:100;transform:translate(-100%);transition:transform .3s ease;display:flex;flex-direction:column}.sidebar.open.svelte-1uha8ag{transform:translate(0)}.sidebar-header.svelte-1uha8ag{display:flex;align-items:center;gap:1rem;padding:1rem;border-bottom:1px solid var(--border)}.close-btn.svelte-1uha8ag{background:none;border:none;font-size:1.5rem;cursor:pointer}.sidebar-header.svelte-1uha8ag h2:where(.svelte-1uha8ag){font-size:1.1rem}.tabs.svelte-1uha8ag{display:flex;border-bottom:1px solid var(--border)}.tab.svelte-1uha8ag{flex:1;padding:.75rem;border:none;background:none;cursor:pointer;border-bottom:2px solid transparent}.tab.active.svelte-1uha8ag{border-bottom-color:var(--accent);color:var(--accent);font-weight:500}.chat-list.svelte-1uha8ag{flex:1;overflow-y:auto;padding:.5rem}.empty.svelte-1uha8ag{text-align:center;padding:2rem;color:var(--fg-muted)}.chat-item.svelte-1uha8ag{margin-bottom:.5rem;border:1px solid var(--border);border-radius:8px;overflow:hidden}.chat-item.archived.svelte-1uha8ag{opacity:.7}.chat-row.svelte-1uha8ag{display:flex;justify-content:space-between;padding:.75rem 1rem;background:var(--bg-alt);cursor:pointer}.chat-menu.svelte-1uha8ag button:where(.svelte-1uha8ag){display:block;width:100%;padding:.5rem 1rem;border:none;background:none;cursor:pointer;text-align:left}.links.svelte-1uha8ag{border-top:1px solid var(--border);padding:.5rem}.link.svelte-1uha8ag{display:flex;justify-content:space-between;padding:.5rem;text-decoration:none;color:var(--fg)}.tag.owner.svelte-1uha8ag{background:var(--accent);color:#fff}.content.svelte-1uha8ag{min-height:100vh;padding:1rem}.menu-btn.svelte-1uha8ag{background:none;border:none;font-size:1.5rem;cursor:pointer}.logo.svelte-1uha8ag{display:flex;cursor:pointer;align-items:center;gap:.75rem;font-weight:700;font-size:1.25rem}.logo-icon.svelte-1uha8ag{width:40px;height:40px;background:var(--accent);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:#fff}.card.svelte-1uha8ag{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;max-width:400px;margin:0 auto}.btn.primary.svelte-1uha8ag{background:var(--accent);color:#fff}.modal-overlay.svelte-1uha8ag{position:fixed;inset:0;background:#00000080;z-index:200;display:flex;align-items:center;justify-content:center}.modal.svelte-1uha8ag{background:var(--card);padding:1.5rem;border-radius:var(--radius);max-width:400px;width:90%}.modal.svelte-1uha8ag h3:where(.svelte-1uha8ag){margin-bottom:1rem}.modal.svelte-1uha8ag .hint:where(.svelte-1uha8ag){color:var(--fg-muted);font-size:.875rem;margin:1rem 0}.modal-actions.svelte-1uha8ag{display:flex;gap:.5rem;justify-content:flex-end;margin-top:1rem}.btn-secondary.svelte-1uha8ag{padding:.5rem 1rem;border:1px solid var(--border);background:var(--bg-alt);border-radius:6px;cursor:pointer}.btn-primary.svelte-1uha8ag{padding:.5rem 1rem;background:var(--accent);color:#fff;border:none;border-radius:6px;cursor:pointer}.btn-danger.svelte-1uha8ag{padding:.5rem 1rem;background:#c62828;color:#fff;border:none;border-radius:6px;cursor:pointer}.create-chat-btn.svelte-1uha8ag{padding:.75rem 1rem;border-bottom:1px solid var(--border)}.btn-create.svelte-1uha8ag{width:100%;padding:.75rem;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);font-weight:600;cursor:pointer;font-size:.9rem}.hero-section.svelte-1uha8ag{text-align:center;padding:3rem 1rem;max-width:600px;margin:0 auto}.hero-section.svelte-1uha8ag h1:where(.svelte-1uha8ag){font-size:2.5rem;margin-bottom:1rem}.main-content.svelte-1uha8ag{padding-top:2rem}