/* ============================================================
   LLMRanky — Auth Pages (Register / Login)
   Centered card · Password toggle · Social link
   ============================================================ */

.auth-page {
    min-height: calc(100vh - 64px - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8) var(--space-4);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-lg);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.auth-header h1 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
}

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

.auth-form .form-group:last-of-type {
    margin-bottom: var(--space-6);
}

.auth-submit {
    margin-bottom: var(--space-6);
}

.auth-footer {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.auth-footer a {
    color: var(--color-primary);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.auth-footer a:hover {
    color: var(--color-primary-hover);
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: var(--space-6) 0;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

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

.password-strength {
    display: flex;
    gap: var(--space-1);
    margin-top: var(--space-2);
}

.password-strength-bar {
    flex: 1;
    height: 4px;
    border-radius: 2px;
    background: var(--color-border);
    transition: background var(--transition-fast);
}

.password-strength-bar.weak { background: var(--color-critical); }
.password-strength-bar.fair { background: var(--color-risky); }
.password-strength-bar.good { background: var(--color-good); }
.password-strength-bar.strong { background: var(--color-excellent); }

.password-strength-text {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

/* ============================================================
   Verify Email Page
   ============================================================ */

.verify-email-card {
    max-width: 480px;
    text-align: center;
}

.verify-state h1 {
    font-size: var(--text-xl);
    margin-bottom: var(--space-2);
}

.verify-state p {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
    line-height: 1.6;
}

.verify-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    width: 80px;
    height: 80px;
}

.verify-icon--success svg {
    animation: verify-pop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.verify-icon--error svg {
    animation: verify-shake 0.5s ease;
}

@keyframes verify-pop {
    0% { transform: scale(0.5); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes verify-shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}

.verify-tips {
    text-align: left;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin-top: var(--space-4);
}

.verify-tips p {
    color: var(--color-text);
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
}

.verify-tips ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.verify-tips li {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    padding: var(--space-1) 0;
    padding-left: var(--space-4);
    position: relative;
}

.verify-tips li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
}

.verify-resend-section {
    border-top: 1px solid var(--color-border);
    padding-top: var(--space-4);
}

.verify-resend-text {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--space-3);
}

.verify-resend-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.verify-resend-success p {
    color: var(--color-excellent);
    font-weight: 500;
    font-size: var(--text-sm);
    padding: var(--space-3);
    background: rgba(5, 150, 105, 0.08);
    border-radius: var(--radius-md);
    animation: verify-pop 0.3s ease;
}

/* Outline button variant */
.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
    transition: all var(--transition-fast);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
}