/* login.css */
:root {
    --primary-dark: #1e293b;
    --accent-blue: #3b82f6;
    --bg-light: #f1f5f9;
    --white: #ffffff;
    --text-muted: #64748b;
    --danger: #ef4444;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-light);
    min-height: 100vh;
    height: 100%;
    /* Opcional: un degradado sutil para dar profundidad */
    background: radial-gradient(circle at top right, #e2e8f0, var(--bg-light));
}

.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: auto;
    padding: 40px 20px;
    box-sizing: border-box;
}

.login-card {
    background: var(--white);
    width: 100%;
    max-width: 400px;
    padding: 45px;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.login-card h2 {
    color: var(--primary-dark);
    font-size: 1.6rem;
    margin-bottom: 8px;
    font-weight: 800;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 35px;
}

/* Alertas de Error */
.alert-danger {
    background-color: #fef2f2;
    color: var(--danger);
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #fee2e2;
    margin-bottom: 25px;
    font-size: 0.9rem;
    text-align: left;
}

/* Estilo de los Campos */
.form-group {
    text-align: left;
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-size: 1rem;
    color: var(--primary-dark);
    transition: all 0.2s ease;
    box-sizing: border-box; /* Asegura que el padding no estire el input */
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Botón de Acción */
.btn-primary {
    background-color: var(--accent-blue);
    color: white;
    border: none;
    width: 100%;
    padding: 14px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s;
    margin-top: 10px;
}

.btn-primary:hover {
    background-color: #2563eb;
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.login-footer {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid #f1f5f9;
}

.login-footer a {
    color: var(--accent-blue);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

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