/* ========================================
   NihonGo! — Auth Pages (Login/Register) Styles
   ======================================== */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-height) + 20px) 24px 40px;
    position: relative;
    z-index: 1;
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1000px;
    width: 100%;
    gap: 40px;
    align-items: center;
}

/* Left: Branding Side */
.auth-branding {
    padding: 40px;
}

.auth-brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.auth-brand-logo .logo-icon {
    font-size: 2rem;
}

.auth-brand-logo .logo-name {
    font-size: 1.8rem;
}

.auth-brand-headline {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 12px;
}

.auth-brand-sub {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
}

.trust-points {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.trust-point-item {
    display: flex;
    align-items: center;
    gap: 14px;
}

.tp-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.tp-text h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.tp-text p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Right: Form Side */
.auth-form-card {
    padding: 36px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
}

.auth-form-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.auth-form-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 28px;
}

.auth-form-subtitle a {
    color: var(--purple);
    font-weight: 600;
}

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

/* Password visibility toggle */
.password-group {
    position: relative;
}

.password-group .form-input {
    padding-right: 44px;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    padding: 4px;
    cursor: pointer;
}

.password-toggle:hover {
    color: var(--text-primary);
}

/* Forgot password link */
.form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.forgot-link {
    font-size: 0.85rem;
    color: var(--purple);
    font-weight: 500;
}

.forgot-link:hover {
    text-decoration: underline;
}

/* Remember me checkbox */
.remember-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.remember-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--purple);
    cursor: pointer;
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.auth-divider span {
    font-size: 0.8rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* Service Type Selection (Register) */
.service-type-section {
    margin-bottom: 28px;
}

.service-type-label {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: block;
}

.service-type-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.service-type-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 16px;
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: center;
}

.service-type-card:hover {
    border-color: var(--border-hover);
    background: var(--surface-hover);
}

.service-type-card.selected {
    border-color: var(--purple);
    background: rgba(168, 85, 247, 0.08);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.1);
}

.service-type-card input {
    display: none;
}

.st-icon {
    font-size: 1.8rem;
}

.st-title {
    font-size: 0.9rem;
    font-weight: 700;
}

.st-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Form row (2 columns) */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* Responsive */
@media (max-width: 800px) {
    .auth-container {
        grid-template-columns: 1fr;
        max-width: 480px;
    }
    
    .auth-branding {
        display: none;
    }
    
    .auth-form-card {
        padding: 28px 20px;
    }
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .service-type-grid {
        grid-template-columns: 1fr;
    }
}