*{box-sizing:border-box}:root{--primary: #4f46e5;--primary-hover: #4338ca;--danger: #ef4444;--bg-main: #f5f7fb;--bg-card: #ffffff;--bg-msg-ai: #f1f5f9;--border-color: #e2e8f0;--border-focus: #cbd5e1;--text-dark: #1e293b;--text-muted: #94a3b8;--radius: 8px;--radius-sm: 6px;--transition: .2s ease}body.dark-theme{--primary: #818cf8;--primary-hover: #4f46e5;--bg-main: #0f172a;--bg-card: #1e293b;--bg-msg-ai: #334155;--border-color: #334155;--border-focus: #475569;--text-dark: #f8fafc;--text-muted: #64748b}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-main);color:var(--text-dark);transition:background-color var(--transition),color var(--transition)}.error{color:var(--danger)}.success{color:#22c55e}.auth-container{max-width:450px;margin:50px auto;padding:20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);transition:all var(--transition)}input[type=text],input[type=email],input[type=password],select{display:block;width:100%;margin:10px 0;padding:12px;border:1px solid var(--border-focus);border-radius:var(--radius-sm);font-size:1rem;outline:none;background:var(--bg-card);color:var(--text-dark);transition:all var(--transition)}input:focus,select:focus{border-color:var(--primary)}.btn-base{display:block;width:100%;padding:12px 24px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-weight:500;cursor:pointer;transition:background var(--transition)}.btn-base:hover:not(:disabled){background:var(--primary-hover)}.btn-base:disabled{background:var(--border-focus);color:var(--text-muted);cursor:not-allowed}.btn-danger{background:var(--danger)}.btn-danger:hover{filter:brightness(.9)}.btn-dark{background:var(--text-dark);color:var(--bg-card)}.btn-dark:hover{filter:brightness(1.1)}.theme-toggle.svelte-1mlxtu0{background:none;border:none;font-size:1.2rem;cursor:pointer;margin-left:20px;padding:6px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background var(--transition);-webkit-user-select:none;user-select:none}.theme-toggle.svelte-1mlxtu0:hover{background:var(--bg-msg-ai)}header.svelte-v1ps0c.svelte-v1ps0c{background:var(--bg-card);border-bottom:1px solid var(--border-color);padding:0 20px;transition:background-color var(--transition),border-color var(--transition)}nav.svelte-v1ps0c.svelte-v1ps0c{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;min-height:60px}.logo.svelte-v1ps0c.svelte-v1ps0c{font-weight:700;font-size:1.2rem;color:var(--primary);text-decoration:none}.menu.svelte-v1ps0c.svelte-v1ps0c{display:flex;align-items:center}.menu.svelte-v1ps0c a.svelte-v1ps0c{margin-left:20px;text-decoration:none;color:var(--text-muted);padding:5px 10px;border-radius:4px;transition:all var(--transition)}.menu.svelte-v1ps0c a.svelte-v1ps0c:hover,.menu.svelte-v1ps0c a.active.svelte-v1ps0c{color:var(--primary);background:var(--bg-msg-ai)}@media (max-width: 760px){nav.svelte-v1ps0c.svelte-v1ps0c{flex-wrap:wrap;gap:8px;padding:8px 0}.menu.svelte-v1ps0c.svelte-v1ps0c{flex-wrap:wrap;justify-content:flex-end}.menu.svelte-v1ps0c a.svelte-v1ps0c{margin-left:6px}}main.svelte-1tk6mz9{max-width:1200px;margin:40px auto;padding:0 20px}