/* auth.css - Login y Registro | DP Reservas */
:root {
    --primary: #eab308;
    --primary-hover: #ca8a04;
    --primary-light: rgba(234, 179, 8, 0.14);
    --success: #10b981;
    --error: #ef4444;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 10px 20px -5px rgba(0, 0, 0, 0.1), 0 0 0 1px rgba(0, 0, 0, 0.03);
    --shadow-card-hover: 0 20px 40px -12px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
    --transition: 0.2s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #0f0f1a;
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(234, 179, 8, 0.22), transparent),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(250, 204, 21, 0.12), transparent),
        radial-gradient(ellipse 50% 30% at 0% 80%, rgba(234, 179, 8, 0.08), transparent);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    color: var(--gray-800);
    -webkit-font-smoothing: antialiased;
}

.login-container {
    width: 100%;
    max-width: 440px;
}

.login-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px 40px 36px;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: box-shadow var(--transition);
}

.login-card:hover {
    box-shadow: var(--shadow-card-hover);
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.login-header p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    font-weight: 400;
    line-height: 1.45;
}

.login-logo {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, #facc15 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 8px 24px rgba(234, 179, 8, 0.45);
}

.login-logo i {
    font-size: 24px;
    color: white;
}

/* Form */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
    letter-spacing: 0.01em;
}

.input-wrapper {
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 1rem;
    transition: color var(--transition);
}

.form-group input {
    width: 100%;
    padding: 14px 16px 14px 46px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    color: var(--gray-900);
    background: var(--gray-50);
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-group input::placeholder {
    color: var(--gray-400);
}

.form-group input:hover {
    background: var(--white);
    border-color: var(--gray-400);
}

.form-group input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px var(--primary-light);
    background: var(--white);
}

.input-wrapper:focus-within i {
    color: var(--primary);
}

/* Login: recordarme y olvidé contraseña */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 22px;
}

.remember-me {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-600);
    cursor: pointer;
    user-select: none;
}

.remember-me input {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
    cursor: pointer;
}

.forgot-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition);
}

.forgot-link:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Botón principal */
.btn-login {
    width: 100%;
    padding: 14px 20px;
    background: linear-gradient(135deg, var(--primary) 0%, #facc15 100%);
    color: #1c1917;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 14px rgba(234, 179, 8, 0.45);
}

.btn-login:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(234, 179, 8, 0.55);
}

.btn-login:active:not(:disabled) {
    transform: translateY(0);
}

.btn-login:disabled {
    opacity: 0.8;
    cursor: not-allowed;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 22px;
    border-top: 1px solid var(--gray-100);
}

.login-footer p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.login-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition);
}

.login-footer a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Alertas */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    display: none;
    line-height: 1.4;
}

.alert-error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #ecfdf5;
    color: #047857;
    border: 1px solid #a7f3d0;
}

/* Volver al inicio */
.back-link {
    position: fixed;
    top: 24px;
    left: 24px;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    transition: background var(--transition), color var(--transition);
    z-index: 10;
}

.back-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

/* Registro: plan info (inline en register.html, refinamos aquí) */
.plan-info {
    background: linear-gradient(135deg, rgba(234, 179, 8, 0.1) 0%, rgba(250, 204, 21, 0.08) 100%);
    border: 1px solid rgba(234, 179, 8, 0.28);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    margin-bottom: 22px;
    text-align: center;
}

.plan-info.free {
    background: var(--gray-50);
    border-color: var(--gray-200);
}

.plan-info.pro {
    background: linear-gradient(135deg, rgba(234, 179, 8, 0.14) 0%, rgba(250, 204, 21, 0.1) 100%);
    border-color: rgba(234, 179, 8, 0.4);
}

.plan-info h3 {
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--gray-900);
}

.plan-info p {
    font-size: 0.8125rem;
    color: var(--gray-500);
    margin: 0;
}

.plan-info .price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-top: 6px;
}

.plan-info.free .price {
    color: var(--success);
}

.change-plan {
    display: inline-block;
    margin-top: 8px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--gray-500);
    text-decoration: none;
    transition: color var(--transition);
}

.change-plan:hover {
    color: var(--primary);
}

/* Términos (registro) */
.terms-check {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 22px;
    font-size: 0.875rem;
    color: var(--gray-700);
    font-weight: 500;
    line-height: 1.45;
}

.terms-check input {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

.terms-check a {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 600;
    text-underline-offset: 2px;
}

.terms-check a:hover {
    color: var(--primary-hover);
}

/* Registro: card un poco más ancha */
body.register-page .login-container {
    max-width: 460px;
}

body.register-page .login-card {
    padding: 40px 44px 36px;
}

/* Responsive */
@media (max-width: 480px) {
    body {
        padding: 16px;
        align-items: flex-start;
        padding-top: 60px;
    }

    .login-card {
        padding: 28px 24px 24px;
        border-radius: var(--radius-lg);
    }

    .login-header h1 {
        font-size: 1.3125rem;
    }

    .login-logo {
        width: 48px;
        height: 48px;
        margin-bottom: 16px;
    }

    .back-link {
        top: 16px;
        left: 16px;
        font-size: 0.8125rem;
    }

    body.register-page .login-card {
        padding: 28px 20px 24px;
    }
}