/* ===================================
   Rainbow Education Seva Foundation
   Responsive Stylesheet
   =================================== */

/* Large Laptops (1200px and below) */
@media (max-width: 1200px) {
  .programs-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 30px;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Medium Laptops (992px and below) */
@media (max-width: 992px) {
  .nav-menu {
    display: none;
  }

  .nav-volunteer-btn {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .mobile-menu {
    display: block;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .vm-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .events-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .volunteer-benefits {
    grid-template-columns: repeat(2, 1fr);
  }

  .volunteer-process {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .volunteer-process::before {
    display: none;
  }

  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .impact-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .program-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .founder-card {
    flex-direction: column;
    text-align: center;
  }

  .founder-image {
    width: 250px;
    min-width: 250px;
    height: 320px;
    margin: 0 auto;
  }

  .founder-quote {
    border-left: none;
    padding-left: 0;
    border-top: 3px solid var(--primary);
    padding-top: 20px;
  }

  .bank-details-grid {
    grid-template-columns: 1fr;
  }
}

/* Tablets (768px and below) */
@media (max-width: 768px) {
  .section {
    padding: 70px 0;
  }

  .hero {
    min-height: 500px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-arrows {
    display: none;
  }

  .hero-scroll {
    display: none;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
  }

  .section-header {
    margin-bottom: 40px;
  }

  .section-subtitle::before,
  .section-subtitle::after {
    display: none;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .programs-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .gallery-item {
    height: 200px;
  }

  .events-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .volunteer-benefits {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .volunteer-process {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .footer-brand {
    padding-right: 0;
    text-align: center;
  }

  .footer-social {
    justify-content: center;
  }

  .footer-title::after {
    left: 50%;
    transform: translateX(-50%);
  }

  .footer-links li {
    text-align: center;
  }

  .footer-links a {
    justify-content: center;
  }

  .footer-contact-item {
    justify-content: center;
    text-align: left;
  }

  .footer-bottom-links {
    flex-wrap: wrap;
    gap: 12px;
  }

  .page-header {
    padding: 140px 0 60px;
  }

  .page-header-title {
    font-size: 1.75rem;
  }

  .about-image-badge {
    right: 10px;
    bottom: -15px;
    width: 100px;
    height: 100px;
  }

  .about-image-badge .number {
    font-size: 1.5rem;
  }

  .about-image-badge .text {
    font-size: 0.6rem;
  }

  .donation-amounts {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .amount-btn {
    padding: 14px;
    font-size: 1rem;
  }

  .impact-cards {
    grid-template-columns: 1fr;
  }

  .why-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .stories-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .donate-float {
    display: none;
  }

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
  }

  .program-features-grid {
    grid-template-columns: 1fr;
  }
}

/* Small Tablets / Large Phones (576px and below) */
@media (max-width: 576px) {
  .container {
    padding: 0 16px;
  }

  .section {
    padding: 60px 0;
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 14px 32px;
    font-size: 0.95rem;
  }

  .hero {
    min-height: 450px;
  }

  .hero-title {
    font-size: 1.6rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .hero-desc {
    font-size: 0.85rem;
  }

  .hero-slider-controls {
    bottom: 20px;
  }

  .hero-badge {
    font-size: 0.75rem;
    padding: 6px 14px;
  }

  .values-grid {
    grid-template-columns: 1fr;
    max-width: 350px;
    margin: 0 auto;
  }

  .value-card {
    padding: 24px 20px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .stat-item {
    padding: 20px 12px;
  }

  .stat-number {
    font-size: 1.75rem;
  }

  .stat-icon {
    font-size: 2rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .gallery-item {
    height: 160px;
  }

  .gallery-overlay-title {
    font-size: 0.9rem;
  }

  .gallery-overlay-text {
    font-size: 0.7rem;
  }

  .testimonial-text {
    font-size: 1rem;
  }

  .testimonial-card {
    padding: 20px;
  }

  .vm-card {
    padding: 24px;
  }

  .vm-card-title {
    font-size: 1.25rem;
  }

  .vm-card-statement {
    font-size: 0.95rem;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .about-feature {
    gap: 10px;
  }

  .about-feature-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    font-size: 1rem;
  }

  .donation-progress {
    padding: 24px;
  }

  .donation-progress-header {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .donation-progress-stats {
    flex-direction: column;
    gap: 4px;
  }

  .donation-amounts {
    grid-template-columns: repeat(2, 1fr);
  }

  .payment-methods {
    flex-direction: column;
  }

  .bank-detail-item {
    flex-direction: column;
    gap: 4px;
  }

  .process-step-number {
    width: 60px;
    height: 60px;
    font-size: 1.2rem;
  }

  .process-step-title {
    font-size: 0.9rem;
  }

  .process-step-desc {
    font-size: 0.8rem;
  }

  .contact-info-card {
    padding: 16px;
  }

  .contact-form {
    padding: 24px;
  }

  .map-container {
    height: 300px;
  }

  .legal-content {
    padding: 0 10px;
  }

  .legal-content h3 {
    font-size: 1.15rem;
  }

  .legal-content p,
  .legal-content ul li {
    font-size: 0.9rem;
  }

  .event-date-badge {
    padding: 6px 10px;
  }

  .event-date-day {
    font-size: 1.2rem;
  }

  .event-date-month {
    font-size: 0.6rem;
  }

  .team-card-image {
    height: 250px;
  }

  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .lightbox-prev { left: 10px; }
  .lightbox-next { right: 10px; }

  .lightbox-image {
    max-width: 95%;
  }
}

/* Mobile Phones (480px and below) */
@media (max-width: 480px) {
  .section {
    padding: 50px 0;
  }

  .hero {
    min-height: 400px;
  }

  .hero-title {
    font-size: 1.4rem;
  }

  .hero-subtitle {
    font-size: 0.85rem;
  }

  .hero-desc {
    font-size: 0.8rem;
  }

  .hero-buttons .btn {
    max-width: 260px;
    padding: 12px 20px;
    font-size: 0.85rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .stat-item {
    padding: 16px 8px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .stat-label {
    font-size: 0.85rem;
  }

  .stat-desc {
    font-size: 0.7rem;
  }

  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .gallery-item {
    height: 130px;
  }

  .donation-amounts {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .amount-btn {
    padding: 12px 8px;
    font-size: 0.9rem;
  }

  .impact-card {
    padding: 20px;
  }

  .impact-card-amount {
    font-size: 1.2rem;
  }

  .qr-code-image {
    max-width: 200px;
  }

  .footer-newsletter-form {
    flex-direction: column;
  }

  .footer-newsletter-btn {
    border-radius: var(--radius-sm);
  }

  .page-header {
    padding: 120px 0 50px;
  }

  .breadcrumb {
    font-size: 0.75rem;
    flex-wrap: wrap;
  }

  .founder-image {
    width: 200px;
    min-width: 200px;
    height: 260px;
  }

  .founder-quote {
    font-size: 0.9rem;
  }

  .program-card-body {
    padding: 20px;
  }

  .program-card-title {
    font-size: 1rem;
  }

  .program-card-desc {
    font-size: 0.85rem;
  }

  .program-feature-tag {
    font-size: 0.7rem;
    padding: 3px 10px;
  }

  .volunteer-process {
    gap: 30px;
  }

  .team-card-image {
    height: 220px;
  }

  .team-card-body {
    padding: 20px;
  }

  .team-card-name {
    font-size: 1.05rem;
  }

  .faq-question {
    padding: 16px;
    font-size: 0.9rem;
  }

  .faq-answer-content {
    padding: 0 16px 16px;
    font-size: 0.85rem;
  }

  .timeline {
    padding-left: 30px;
  }

  .timeline-item {
    padding: 16px;
  }

  .timeline-dot {
    left: -22px;
    width: 12px;
    height: 12px;
  }

  .timeline-year {
    font-size: 0.7rem;
  }

  .timeline-title {
    font-size: 0.95rem;
  }

  .timeline-desc {
    font-size: 0.85rem;
  }
}

/* Extra Small Phones (360px and below) */
@media (max-width: 360px) {
  .hero {
    min-height: 380px;
  }

  .hero-title {
    font-size: 1.2rem;
  }

  .hero-badge {
    font-size: 0.7rem;
    padding: 5px 12px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-item {
    padding: 20px 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    text-align: left;
  }

  .stat-icon {
    margin-bottom: 0;
  }

  .stat-text {
    text-align: left;
  }

  .donation-amounts {
    grid-template-columns: 1fr;
  }

  .nav-logo-text {
    display: none;
  }
}

/* Ultra Wide Screens (1920px and above) */
@media (min-width: 1920px) {
  .container {
    max-width: 1400px;
  }

  .container-lg {
    max-width: 1600px;
  }

  html {
    font-size: 18px;
  }
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .back-to-top,
  .whatsapp-float,
  .donate-float,
  .cookie-consent,
  .scroll-progress,
  .loading-screen,
  .hero-arrows,
  .hero-slider-controls,
  .hero-scroll {
    display: none !important;
  }

  .hero {
    height: auto;
    min-height: auto;
    position: relative;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  a {
    text-decoration: underline;
  }

  .section {
    padding: 20px 0;
    page-break-inside: avoid;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .btn {
    border-width: 3px;
  }

  .card {
    border-width: 2px;
  }

  .nav-link {
    font-weight: 700;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .hero-slide-bg {
    animation: none;
  }

  .partners-track {
    animation: none;
  }
}

/* Dark Mode Overrides */
[data-theme="dark"] .section-alt {
  background: #1E293B;
}

[data-theme="dark"] .card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .stat-item {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.1);
}

[data-theme="dark"] .value-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .vm-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .program-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .event-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .team-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .news-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .story-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .volunteer-benefit-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .process-step-number {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .faq-item {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .timeline-item {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .donation-form-wrapper {
  background: #1E293B;
}

[data-theme="dark"] .donation-progress {
  background: #1E293B;
}

[data-theme="dark"] .qr-code-section {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .impact-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .why-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .contact-info-card {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .program-feature-item {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .filter-btn {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .amount-btn {
  background: #1E293B;
  border-color: #334155;
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-textarea,
[data-theme="dark"] .custom-amount-input,
[data-theme="dark"] .newsletter-input {
  background: #0F172A;
  border-color: #334155;
  color: #F1F5F9;
}

[data-theme="dark"] .contact-form,
[data-theme="dark"] .donation-form-wrapper {
  background: #1E293B;
}

[data-theme="dark"] .timeline-dot {
  border-color: #1E293B;
}

[data-theme="dark"] .process-step-number {
  background: #1E293B;
  border-color: #334155;
}

/* Smooth Scrollbar Styling */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* Selection Styling */
::selection {
  background: var(--primary);
  color: var(--white);
}

::-moz-selection {
  background: var(--primary);
  color: var(--white);
}