/* ══════════════════════════════════════════════════════════════
   CatalàFàcil v4.0 — Auth CSS (Login Page)
   ══════════════════════════════════════════════════════════════ */

:root {
    --bg-primary: #06060c;
    --bg-card: #12121e;
    --accent: #c9a84c;
    --accent-gradient: linear-gradient(135deg, #c9a84c, #e8c960, #a8882e);
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b8;
    --border: #1e1e32;
    --error: #e53935;
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
    --radius: 12px;
    --font: 'Montserrat', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font);
    background: var(--bg-primary);
    background-image: radial-gradient(ellipse at center, rgba(201, 168, 76, 0.05) 0%, transparent 70%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.auth-container {
    width: 100%;
    max-width: 440px;
    position: relative;
}

.auth-back {
    display: inline-block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 24px;
    transition: 0.3s;
}

.auth-back:hover { color: var(--accent); }

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px 32px;
    box-shadow: var(--shadow-lg);
}

.auth-header { text-align: center; margin-bottom: 32px; }

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.auth-logo .logo-accent { color: var(--accent); }
.auth-logo .logo-icon { font-size: 1.5rem; }

.auth-header h1 { font-size: 1.5rem; margin-bottom: 8px; }

.auth-header p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.auth-error {
    background: rgba(229, 57, 53, 0.1);
    border: 1px solid rgba(229, 57, 53, 0.3);
    color: var(--error);
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.85rem;
    margin-bottom: 20px;
}

.auth-form { display: flex; flex-direction: column; gap: 20px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

.form-group input::placeholder { color: rgba(160, 160, 184, 0.4); }

.btn-auth {
    background: var(--accent-gradient);
    color: #0a0a0f;
    padding: 16px;
    border: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    font-family: var(--font);
    transition: 0.3s;
    box-shadow: 0 4px 15px rgba(201, 168, 76, 0.3);
    margin-top: 8px;
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201, 168, 76, 0.4);
}

.auth-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.auth-footer p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.auth-footer a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.auth-footer a:hover { text-decoration: underline; }