:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --danger-color: #ef4444;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    padding-top: 80px;
    background: var(--bg-light);
}

/* Header */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--text-dark) !important;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 4rem 0;
    margin-bottom: 3rem;
}

/* Contact Form */
.contact-form {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 15px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
}

.form-label {
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Contact Cards */
.contact-card {
    background: white;
    border-radius: 15px;
    padding: 1.5rem;
    text-align: center;
    height: 100%;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: white;
}

.email-icon { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.support-icon { background: linear-gradient(135deg, #ef4444, #dc2626); }
.suggestions-icon { background: linear-gradient(135deg, #f59e0b, #d97706); }
.social-icon { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }

/* FAQ Section */
.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    overflow: hidden;
}

.faq-header {
    padding: 1.5rem;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s ease;
    display: flex;
    justify-content: between;
    align-items: center;
}

.faq-header:hover {
    background: var(--bg-light);
}

.faq-header h6 {
    margin: 0;
    flex: 1;
}

.faq-icon {
    transition: transform 0.3s ease;
    color: var(--primary-color);
}

.faq-content {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-content.active {
    padding: 1.5rem;
    max-height: 200px;
}

.faq-item.active .faq-header {
    border-bottom: none;
}

.faq-item.active .faq-icon {
    transform: rotate(90deg);
}

/* Alert Messages */
.alert {
    border-radius: 10px;
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
}

.alert-danger {
    background: #fee2e2;
    color: #991b1b;
}

/* Advertisement Spaces */
.ad-banner {
    background: var(--bg-light);
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    margin: 3rem 0;
    color: var(--text-light);
}

.ad-sidebar {
    background: var(--bg-light);
    border: 2px dashed var(--border-color);
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    color: var(--text-light);
    margin-bottom: 2rem;
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer h5 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    .contact-form {
        padding: 1.5rem;
    }
    
    .page-header {
        padding: 2rem 0;
    }
}