/* ============================================
   Authentication Page Styles
   ============================================ */

.auth-page {
    min-height: 100vh;
    background: var(--bg-primary);
}

.navbar-auth {
    position: relative;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.navbar-auth .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
}

/* ===== Auth Main ===== */
.auth-main {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 72px);
    padding: 40px 24px;
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1100px;
    width: 100%;
    align-items: start;
}

/* ===== Auth Card ===== */
.auth-card {
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
}

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

.auth-header h1 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 8px;
}

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

/* ===== Form Styles ===== */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    padding: 14px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.password-input {
    position: relative;
}

.password-input .form-input {
    padding-right: 48px;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}

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

/* Password Strength */
.password-strength {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    width: 0%;
    background: var(--danger);
    border-radius: 2px;
    transition: width var(--transition-base), background var(--transition-base);
}

.strength-fill.weak { width: 25%; background: var(--danger); }
.strength-fill.fair { width: 50%; background: var(--warning); }
.strength-fill.good { width: 75%; background: var(--accent-primary); }
.strength-fill.strong { width: 100%; background: var(--success); }

.strength-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    min-width: 100px;
}

/* Checkbox */
.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--accent-primary);
}

.checkbox-label a {
    color: var(--accent-primary);
}

.checkbox-label a:hover {
    text-decoration: underline;
}

/* Form Options */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.form-link {
    color: var(--accent-primary);
    font-size: 0.9rem;
}

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

/* Button Full Width */
.btn-full {
    width: 100%;
}

/* ===== Auth Divider ===== */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 8px 0;
}

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

.auth-divider span {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ===== Social Login ===== */
.social-login {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.social-btn:hover {
    background: var(--bg-hover);
    border-color: var(--border-light);
}

.social-btn i {
    font-size: 1.2rem;
}

/* ===== Auth Footer ===== */
.auth-footer {
    margin-top: 24px;
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    color: var(--text-secondary);
}

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

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

/* ===== Auth Features ===== */
.auth-features {
    padding: 40px;
}

.auth-features h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.auth-features ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.auth-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
}

.auth-features li i {
    color: var(--success);
    font-size: 1.1rem;
}

/* ===== Plan Preview ===== */
.plan-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.plan-card {
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    position: relative;
}

.plan-card.premium {
    border-color: var(--accent-primary);
}

.plan-badge {
    position: absolute;
    top: -10px;
    right: 16px;
    padding: 4px 10px;
    background: var(--accent-gradient);
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
}

.plan-name {
    font-weight: 600;
    margin-bottom: 8px;
}

.plan-price {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.plan-price span {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-muted);
}

.plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.plan-features li {
    font-size: 0.8rem;
    color: var(--text-secondary);
    padding-left: 16px;
    position: relative;
}

.plan-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-size: 0.7rem;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .auth-container {
        grid-template-columns: 1fr;
        max-width: 480px;
    }
    
    .auth-features {
        padding: 0;
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .social-login {
        grid-template-columns: 1fr;
    }
    
    .plan-preview {
        grid-template-columns: 1fr;
    }
}