/* ==================== RESPONSIVE DESIGN FOR ALL PAGES ==================== */

/* Mobile-First: Default styles for mobile (< 640px) */

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f5f7ff 0%, #e0e7ff 100%);
    overflow: hidden;
}

.hero-content {
    padding: 2rem 0;
}

.hero-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-illustration {
    display: none;
    text-align: center;
}

/* Tablet: 640px and up */
@media (min-width: 640px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .cta-buttons {
        flex-direction: row;
        gap: 1rem;
    }
    
    .cta-buttons .btn {
        width: auto;
    }
}

/* Desktop: 1024px and up */
@media (min-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-illustration {
        display: block;
    }
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

.service-card {
    background: white;
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

/* Portfolio Section */
.portfolio-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .portfolio-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .portfolio-container {
        grid-template-columns: repeat(3, 1fr);
    }
}

.portfolio-card {
    position: relative;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.portfolio-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.portfolio-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.portfolio-info {
    padding: 1.5rem;
    background: white;
}

/* Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 640px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.blog-card {
    background: white;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.blog-thumbnail {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-content {
    padding: 1.5rem;
}

.blog-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .blog-meta {
        flex-direction: row;
        gap: 1rem;
    }
}

/* Dashboard Layout */
.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background-color: #1f2937;
    padding: 2rem 0;
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.dashboard-content {
    flex: 1;
    margin-left: 0;
}

@media (min-width: 1024px) {
    .dashboard-content {
        margin-left: 280px;
    }
}

.dashboard-header {
    background: white;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.dashboard-header h1 {
    font-size: 1.5rem;
    margin: 0;
}

.dashboard-main {
    padding: 2rem 0;
}

/* Tables - Responsive */
@media (max-width: 768px) {
    table {
        font-size: 0.875rem;
    }
    
    th, td {
        padding: 0.75rem;
    }
    
    .table-wrapper {
        overflow-x: auto;
    }
}

/* Forms - Responsive */
.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-group {
    margin-bottom: 1.5rem;
}

/* Navbar - Mobile First */
.navbar {
    padding: 1rem 0;
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

@media (min-width: 992px) {
    .navbar-nav {
        display: flex;
        gap: 2rem;
    }
}

/* Footer - Responsive */
.footer {
    background-color: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

@media (min-width: 640px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-section h3 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
    color: #9ca3af;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 640px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-card {
    background: white;
    border-radius: 0.75rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
}

.testimonial-stars {
    color: #fbbf24;
    margin-bottom: 1rem;
}

.testimonial-text {
    margin-bottom: 1rem;
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-md);
}

@media (max-width: 768px) {
    .contact-form {
        padding: 1.5rem;
    }
}

/* Sidebar Navigation */
.sidebar-nav {
    list-style: none;
    padding: 0;
}

.sidebar-nav-item {
    margin-bottom: 0.5rem;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: #9ca3af;
    text-decoration: none;
    transition: all 0.3s ease;
    gap: 0.75rem;
}

.sidebar-nav-link:hover,
.sidebar-nav-link.active {
    background-color: rgba(99, 102, 241, 0.1);
    color: white;
    border-left: 3px solid var(--primary-color);
    padding-left: calc(1.5rem - 3px);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.page-link {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-base);
}

.page-link:hover,
.page-link.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.breadcrumb-item {
    color: var(--text-light);
}

.breadcrumb-item a {
    color: var(--primary-color);
}

/* Section Padding - Responsive */
.section {
    padding: 3rem 0;
}

@media (min-width: 1024px) {
    .section {
        padding: 4rem 0;
    }
}

/* Container - Responsive Padding */
.container {
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Text Utilities - Responsive */
@media (max-width: 768px) {
    .text-lg-right {
        text-align: left;
    }
    
    .ms-lg-3 {
        margin-left: 0;
        margin-top: 1rem;
    }
}

/* Visibility Utilities */
.hide-mobile {
    display: none;
}

.hide-desktop {
    display: block;
}

@media (min-width: 1024px) {
    .hide-mobile {
        display: block;
    }
    
    .hide-desktop {
        display: none;
    }
}

/* Loading State */
.skeleton {
    background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 50%, #f3f4f6 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        background: white;
    }
    
    .btn {
        display: none;
    }
}