/* ========================================
   RESPONSIVE STYLES - ALL DEVICES
   ======================================== */

/* ========================================
   WIDE TABLETS & SMALL DESKTOPS (max-width: 1150px)
   Activate mobile menu at 1150px
   ======================================== */
@media (max-width: 1150px) {
    /* Navigation */
    .nav-menu {
        display: none !important;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    /* Hide mega menu on mobile widths */
    .megamenu {
        display: none !important;
    }
    
    /* Hide papers megamenu on mobile */
    .papers-megamenu {
        display: none !important;
    }
}

/* ========================================
   LARGE TABLETS (max-width: 1024px)
   ======================================== */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-6);
    }
    
    .megamenu {
        min-width: 800px;
    }
    
    .papers-megamenu {
        min-width: 800px;
        max-width: 1000px;
    }
    
    .papers-megamenu-container {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-4);
    }
    
    .exam-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .exam-categories .exam-grid{
        grid-template-columns: repeat(4, 1fr);
    }
    .blog-post-layout {
        gap: var(--spacing-8);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-8);
    }
    
    /* Hero Slider for Large Tablets */
    .hero-slider {
        height: 80vh;
        min-height: 450px;
    }
    
    .slide-content {
        gap: var(--spacing-12);
        padding: 0 var(--spacing-6);
    }
    
    .slide-title {
        font-size: var(--font-size-5xl);
    }
    
    .slide-subtitle {
        font-size: var(--font-size-lg);
    }
}

/* ========================================
   TABLETS & SMALL LAPTOPS (max-width: 768px)
   ======================================== */
@media (max-width: 768px) {
    /* Navigation */
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hamburger {
        display: flex;
    }
    
    /* Hide mega menu on mobile - use mobile menu instead */
    .megamenu {
        display: none !important;
    }
    
    .dropdown-content {
        min-width: auto;
    }
    
    /* Container */
    .container {
        padding: 0 var(--spacing-4);
    }
    
    /* Hero Slider */
    .hero-slider {
        height: 80vh;
        min-height: 400px;
        position: relative;
    }
    
    .hero-slider .slide-img {
        height: 100%;
    }
    
    .hero-slider .slide-img {
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    
    .hero-slider .slide-overlay {
        height: 100%;
        padding: var(--spacing-4);
    }
    
    .slide-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-6);
        padding: var(--spacing-4);
        max-width: 100%;
    }
    
    .slide-text {
        width: 100%;
    }
    
    .slide-title {
        font-size: var(--font-size-4xl);
        margin-bottom: var(--spacing-4);
        line-height: 1.2;
    }
    
    .slide-subtitle {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-6);
        padding: 0 var(--spacing-2);
    }
    
    .banner-actions {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-3);
        margin-bottom: var(--spacing-6);
        width: 100%;
    }
    
    .banner-actions .btn-primary,
    .banner-actions .btn-outline-white {
        width: 100%;
        max-width: 280px;
    }
    
    .banner-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-3);
        width: 100%;
    }
    
    .stat-item {
        padding: var(--spacing-4);
    }
    
    .stat-number {
        font-size: var(--font-size-2xl);
    }
    
    .stat-label {
        font-size: var(--font-size-sm);
    }
    
    /* Exam Slider */
    .exam-card-slider {
        flex: 0 0 160px;
        padding: var(--spacing-4);
    }
    
    .exam-card-slider .exam-logo {
        width: 50px;
        height: 50px;
        font-size: var(--font-size-sm);
    }
    
    .exam-slider-arrow {
        width: 40px;
        height: 40px;
    }
    
    .exam-slider-left {
        left: -20px;
    }
    
    .exam-slider-right {
        right: -20px;
    }
    
    /* Exam Grid */
    .exam-categories .exam-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--spacing-3);
    }
    
    /* Tab Navigation */
    .tab-navigation {
        gap: var(--spacing-1);
        padding: 0 var(--spacing-1);
    }
    
    .tab-button {
        padding: var(--spacing-2) var(--spacing-3);
        font-size: var(--font-size-xs);
    }
    
    .tab-nav-arrow {
        width: 32px;
        height: 32px;
    }
    
    .tab-nav-left {
        left: -16px;
    }
    
    .tab-nav-right {
        right: -16px;
    }
    
    .tab-nav-arrow i {
        font-size: var(--font-size-xs);
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    /* Testimonials */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    /* CTA */
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    /* Search Overlay */
    .search-container {
        width: 95%;
        margin: var(--spacing-4);
    }
    
    .search-header {
        padding: var(--spacing-4);
    }
    
    .search-form {
        padding: var(--spacing-4);
    }
    
    .search-input-group {
        flex-direction: column;
    }
    
    .search-input-field {
        padding: var(--spacing-3);
        border-bottom: 1px solid var(--gray-200);
    }
    
    .search-submit-btn {
        padding: var(--spacing-3);
        width: 100%;
    }
    
    /* Contact Page */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info-header h2,
    .contact-form-header h2,
    .faq-header h2,
    .map-header h2 {
        font-size: var(--font-size-3xl);
    }
    
    .contact-form-container {
        padding: var(--spacing-8);
    }
    
    .success-content {
        padding: var(--spacing-8);
        margin: var(--spacing-4);
    }
    
    /* Terms & Privacy */
    .terms-section,
    .privacy-policy-section {
        padding: var(--spacing-4) 0;
    }
    
    .content-wrapper {
        padding: var(--spacing-6);
        margin: var(--spacing-2);
    }
    
    .terms-section-content h2,
    .policy-section h2 {
        font-size: var(--font-size-lg);
    }
    
    .terms-section-content h3,
    .policy-section h3 {
        font-size: var(--font-size-base);
    }
    
    .terms-section-content,
    .policy-section {
        padding: var(--spacing-3);
        margin-bottom: var(--spacing-4);
    }
    
    .last-updated {
        padding: var(--spacing-2) var(--spacing-3);
        margin-bottom: var(--spacing-4);
    }
    
    /* Blog */
    .blog-post-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .blog-post-content {
        padding: 1rem;
    }
    
    .blog-post-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .share-buttons {
        flex-direction: column;
    }
    
    .author-bio {
        flex-direction: column;
        text-align: center;
    }
    
    .related-article {
        flex-direction: column;
    }
    
    .related-article img {
        width: 100%;
        height: 120px;
    }
    
    .blog-post-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }
    
    .blog-post-content {
        padding: var(--spacing-8);
    }
    
    .blog-post-image img {
        height: 250px;
    }
    
    .blog-post-meta {
        flex-direction: column;
        gap: var(--spacing-3);
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .author-bio {
        flex-direction: column;
        text-align: center;
    }
    
    .social-share h4 {
        font-size: var(--font-size-lg);
    }
    
    .share-buttons {
        flex-direction: column;
    }
    
    .share-btn {
        justify-content: center;
    }
    
    .tags-cloud {
        gap: var(--spacing-1);
    }
    
    .comment {
        flex-direction: column;
    }
    
    /* Filter Tabs */
    .filter-tabs {
        flex-wrap: wrap;
        gap: var(--spacing-2);
    }
    
    .filter-tab {
        padding: var(--spacing-2) var(--spacing-4);
        font-size: var(--font-size-sm);
    }
    
    /* Mock Tests & Study Materials */
    .test-card {
        padding: var(--spacing-4);
    }
    
    .test-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-3);
    }
    
    .test-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .test-actions .btn-primary,
    .test-actions .btn-outline {
        width: 100%;
    }
}

/* ========================================
   MEDIUM DEVICES (max-width: 600px)
   ======================================== */
@media (max-width: 600px) {
    /* Hero Banner */
    .hero-slider {
        height: 90vh;
        min-height: 380px;
    }
    
    .slide-content {
        gap: var(--spacing-5);
        padding: var(--spacing-4);
    }
    
    .slide-title {
        font-size: var(--font-size-3xl);
    }
    
    .slide-subtitle {
        font-size: var(--font-size-base);
    }
    
    .banner-actions {
        flex-direction: column;
    }
    
    .banner-actions .btn-primary,
    .banner-actions .btn-outline-white {
        width: 100%;
        max-width: 300px;
    }
}

/* ========================================
   MOBILE DEVICES (max-width: 480px)
   ======================================== */
@media (max-width: 480px) {
    /* Container */
    .container {
        padding: 0 var(--spacing-2);
    }
    
    /* Hero Banner */
    .hero-slider {
        min-height: 350px;
        position: relative;
    }
    
    .slide-content {
        padding: var(--spacing-3);
        gap: var(--spacing-4);
    }
    
    .slide-title {
        font-size: var(--font-size-3xl);
        margin-bottom: var(--spacing-3);
        line-height: 1.2;
    }
    
    .slide-subtitle {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-4);
        padding: 0;
    }
    
    .banner-actions {
        gap: var(--spacing-2);
        margin-bottom: var(--spacing-4);
    }
    
    .banner-actions .btn-primary,
    .banner-actions .btn-outline-white {
        width: 100%;
        max-width: 100%;
        padding: var(--spacing-3) var(--spacing-4);
        font-size: var(--font-size-sm);
    }
    
    .banner-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
    }
    
    .stat-item {
        padding: var(--spacing-3);
    }
    
    .stat-number {
        font-size: var(--font-size-xl);
    }
    
    .stat-label {
        font-size: var(--font-size-xs);
    }
    
    /* Testimonials */
    .testimonial-card-slide {
        flex: 0 0 280px;
        padding: var(--spacing-4);
    }
    
    .testimonial-slider-arrow {
        width: 36px;
        height: 36px;
    }
    
    .testimonial-slider-left {
        left: -18px;
    }
    
    .testimonial-slider-right {
        right: -18px;
    }
    
    /* Exam Slider */
    .exam-card-slider {
        flex: 0 0 140px;
        padding: var(--spacing-3);
    }
    
    .exam-card-slider .exam-logo {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-xs);
    }
    
    .exam-card-slider h4 {
        font-size: var(--font-size-xs);
    }
    
    .exam-slider-arrow {
        width: 36px;
        height: 36px;
    }
    
    .exam-slider-left {
        left: -18px;
    }
    
    .exam-slider-right {
        right: -18px;
    }
    
    /* Section Headers */
    .section-header h2 {
        font-size: var(--font-size-3xl);
    }
    
    /* Stats Grid */
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    /* Testimonials Grid */
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .featured-grid {
        grid-template-columns: 1fr;
    }
    
    /* Filter Buttons */
    .filter-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    /* Testimonials CTA */
    .testimonials-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .testimonials-cta .cta-content h2 {
        font-size: var(--font-size-3xl);
    }
    
    .testimonials-stat-item {
        flex-direction: column;
        text-align: center;
    }
    
    .testimonial-header {
        flex-direction: column;
        text-align: center;
    }
    
    .testimonial-footer {
        flex-direction: column;
        gap: var(--spacing-2);
    }
    
    .testimonial-card-slide {
        flex: 0 0 320px;
        padding: var(--spacing-6);
    }
    
    .testimonial-slider-arrow {
        width: 40px;
        height: 40px;
    }
    
    .testimonial-slider-left {
        left: -20px;
    }
    
    .testimonial-slider-right {
        right: -20px;
    }
    
    /* Cards */
    .category-card,
    .feature-card,
    .testimonial-card {
        padding: var(--spacing-6);
    }
    
    /* Nav Actions */
    .nav-actions {
        gap: var(--spacing-2);
    }
    
    .btn-primary,
    .btn-secondary {
        padding: var(--spacing-2) var(--spacing-3);
        font-size: var(--font-size-xs);
    }
    
    /* Mobile Menu Sidebar */
    .mobile-menu-sidebar {
        width: 100%;
        max-width: 100vw;
    }
    
    /* Blog Grid */
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    /* Exam Cards */
    .exam-card {
        padding: var(--spacing-4);
    }
    
    /* Mega Menu - Hidden */
    .megamenu-container {
        flex-direction: column;
    }
    
    .megamenu-sidebar {
        width: 100%;
        max-height: 200px;
    }
}

/* ========================================
   SMALL MOBILE DEVICES (max-width: 320px)
   ======================================== */
@media (max-width: 320px) {
    .container {
        padding: 0 var(--spacing-1);
    }
    
    /* Hero Slider - Small Mobile */
    .hero-slider {
        height: 45vh;
        min-height: 300px;
    }
    
    .slide-content {
        padding: var(--spacing-2);
        gap: var(--spacing-3);
    }
    
    .slide-title {
        font-size: var(--font-size-2xl);
        margin-bottom: var(--spacing-2);
        line-height: 1.2;
    }
    
    .slide-subtitle {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-3);
        line-height: 1.4;
    }
    
    .banner-actions {
        gap: var(--spacing-2);
        margin-bottom: var(--spacing-3);
    }
    
    .banner-actions .btn-primary,
    .banner-actions .btn-outline-white {
        padding: var(--spacing-2) var(--spacing-3);
        font-size: var(--font-size-xs);
    }
    
    .banner-stats {
        gap: var(--spacing-2);
    }
    
    .stat-item {
        padding: var(--spacing-2);
    }
    
    .stat-number {
        font-size: var(--font-size-lg);
    }
    
    .stat-label {
        font-size: var(--font-size-xs);
    }
    
    .section-header h2 {
        font-size: var(--font-size-2xl);
    }
    
    .exam-card-slider {
        flex: 0 0 120px;
        padding: var(--spacing-2);
    }
    
    .tab-button {
        padding: var(--spacing-1) var(--spacing-2);
        font-size: var(--font-size-xs);
    }
    
    .btn-primary,
    .btn-secondary {
        padding: var(--spacing-2);
        font-size: var(--font-size-xs);
        width: 100%;
    }
    
    .mobile-menu-sidebar {
        width: 100%;
    }
}

/* ========================================
   LARGE SCREENS (min-width: 1400px)
   ======================================== */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
    
    .exam-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .exam-categories .exam-grid{
        grid-template-columns: repeat(4, 1fr);
    }
    
}

/* ========================================
   LANDSCAPE ORIENTATION - TABLETS
   ======================================== */
@media (max-width: 1024px) and (orientation: landscape) {
    .hero-slider {
        height: 70vh;
        min-height: 500px;
    }
    
    .banner-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    .header,
    .footer,
    .nav-menu,
    .mobile-menu-toggle,
    .cta,
    .btn-primary,
    .btn-secondary {
        display: none;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }
}