/* ==============================================
   Forms & Tabs Styles
   ============================================== */

/* Page Header */
.page-header {
    padding: var(--space-3xl) 0 var(--space-2xl);
    background: linear-gradient(135deg, #F9FAFB 0%, #EFF6FF 100%);
    text-align: center;
}

.page-header h1 {
    margin-bottom: var(--space-sm);
}

/* Tabs */
.tabs {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-2xl);
    padding: 0 var(--space-lg);
}

.tab-btn {
    padding: 0.75rem 1.5rem;
    background: white;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition);
    color: var(--color-text);
}

.tab-btn:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}

.tab-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tab Grid Layout */
.tab-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.tab-info h2 {
    margin-bottom: var(--space-md);
}

.tab-info h3 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
    color: var(--color-primary);
}

.tab-info ul {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-lg);
}

.tab-info li {
    margin-bottom: var(--space-sm);
    color: var(--color-text-light);
}

/* Info Box */
.info-box {
    background: var(--color-primary-light);
    border-left: 4px solid var(--color-primary);
    padding: var(--space-md);
    border-radius: var(--radius);
    margin-top: var(--space-xl);
}

.info-box.warning {
    background: #FEF3C7;
    border-left-color: var(--color-warning);
}

.info-box p {
    margin: 0;
    font-size: 0.9rem;
}

/* Form Styling */
.form {
    background: white;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow);
}

.form h3 {
    margin-bottom: var(--space-lg);
    color: var(--color-text);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: all var(--transition);
}

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

.form-group textarea {
    resize: vertical;
    line-height: 1.5;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-lighter);
}

/* Form Success Message */
.form-success {
    display: none;
    text-align: center;
    padding: var(--space-3xl);
    background: white;
    border: 2px solid var(--color-success);
    border-radius: var(--radius-lg);
}

.form-success.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: var(--color-success);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto var(--space-lg);
}

.form-success h3 {
    margin-bottom: var(--space-sm);
}

.form-success p {
    color: var(--color-text-light);
    margin: 0;
}

/* Responsive Forms */
@media (max-width: 1024px) {
    .tab-grid {
        grid-template-columns: 1fr;
    }
    
    .tab-info {
        order: 2;
    }
    
    .tab-form {
        order: 1;
    }
}

@media (max-width: 768px) {
    .tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
    }
    
    .form {
        padding: var(--space-lg);
    }
}