/* ==========================================================================
   WhyNotNow Foundation — Responsive Design System
   Mobile-first overrides. Desktop (>1024px) is LOCKED — no changes there.
   Breakpoints:
     <= 1200px  — Medium desktop / small laptops
     <= 1024px  — Tablet landscape
     <= 768px   — Tablet portrait / large mobile
     <= 540px   — Standard mobile
     <= 390px   — Small mobile
   ========================================================================== */

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
@media (min-width: 1025px) {
  .desktop-only { display: block; }
  .mobile-only  { display: none !important; }
}

@media (max-width: 1024px) {
  .desktop-only { display: none !important; }
  .mobile-only  { display: block; }
}

/* --------------------------------------------------------------------------
   Global — Overflow Guard (all mobile viewports)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  html, body {
    overflow-x: hidden;
    max-width: 100%;
  }
}

/* --------------------------------------------------------------------------
   Small Laptops / Medium Desktop (<= 1200px)
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  :root {
    --container-pad: 20px;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1.1fr 1fr 1.1fr;
    gap: 28px;
  }

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

  .about-impact-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }

  .whynot3-hero-circles,
  .journey-circles {
    width: 180px;
    height: 180px;
  }
}

/* --------------------------------------------------------------------------
   Tablet Landscape (<= 1024px)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  :root {
    --container-pad: 20px;
    --space-12: 64px;
    --space-14: 80px;
  }

  /* Navigation */
  .nav-menu {
    display: none !important;
  }

  .mobile-nav-toggle {
    display: flex !important;
  }

  .header-actions .btn:not(.mobile-nav-toggle) {
    display: none;
  }

  .site-header .container {
    height: 72px;
  }

  .mobile-nav-drawer {
    top: 72px;
    height: calc(100vh - 72px);
  }

  /* Hero */
  .hero {
    min-height: 520px;
  }

  .hero-content {
    max-width: 640px;
  }

  /* Metrics / Features */
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 0;
    padding: 28px 0;
  }

  .metric-item {
    padding: 8px 20px;
    border-right: 1px solid #2CB7B0;
  }

  .metric-item:nth-child(2) {
    border-right: none;
  }

  .metric-item:nth-child(3),
  .metric-item:nth-child(4) {
    border-top: 1px solid rgba(44, 183, 176, 0.35);
    padding-top: 20px;
  }

  /* Generic grids */
  .grid.grid-cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid.grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid.grid-cols-6 {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Programs */
  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  /* WhyNot3 banner */
  .whynot3-banner {
    grid-template-columns: 1fr;
    padding: var(--space-8);
    gap: var(--space-7);
  }

  /* About impact */
  .about-impact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  /* Testimonials */
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .featured-testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-6);
  }

  /* Donation */
  .donation-layout {
    grid-template-columns: 1fr;
    max-width: 580px;
    margin: 0 auto;
  }

  /* Newsletter */
  .newsletter-card {
    grid-template-columns: 1fr;
    padding: var(--space-8);
    gap: var(--space-7);
  }

  /* Explore */
  .explore-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  /* Steps */
  .steps-3sec-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  /* Report links */
  .report-links-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Programs Community Grid */
  .programs-community-grid {
    grid-template-columns: 1fr !important;
  }

  /* Impact Stats Row */
  .impact-stats-row {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 16px !important;
  }

  /* WhyNot3 Home Grid */
  .whynot3-home-grid {
    grid-template-columns: 1fr !important;
    gap: 36px !important;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  /* Bento stories */
  .bento-stories-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .bento-card-tall {
    height: 400px;
  }

  .bento-card-compact {
    height: 240px;
  }

  /* WhyNot3 decorative circles */
  .whynot3-hero-circles,
  .journey-circles {
    width: 140px;
    height: 140px;
    opacity: 0.6;
  }

  /* Pledge tracker */
  .pledge-tracker-card {
    padding: 32px;
  }

  /* Section header */
  .section-header .section-desc {
    font-size: var(--font-size-base);
  }

  /* Touch targets */
  .btn {
    min-height: 44px;
  }

  .nav-link.mobile-link {
    min-height: 48px;
    display: flex;
    align-items: center;
  }

  .amount-pill {
    min-height: 48px;
  }

  .freq-btn {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .social-btn {
    width: 40px;
    height: 40px;
  }
}

/* --------------------------------------------------------------------------
   Tablet Portrait / Large Mobile (<= 768px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  :root {
    --container-pad: 16px;
    --space-10: 40px;
    --space-11: 52px;
    --space-12: 48px;
    --space-14: 60px;
  }

  /* Header */
  .announcement-bar {
    display: none;
  }

  .site-header .container {
    height: 64px;
  }

  .mobile-nav-drawer {
    top: 64px;
    height: calc(100vh - 64px);
  }

  .brand-logo img {
    height: 38px;
  }

  .brand-logo-title {
    font-size: var(--font-size-base);
  }

  /* Hero */
  .hero {
    min-height: auto;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    position: relative;
  }

  .hero-picture {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
  }

  .hero-picture img,
  .hero-bg {
    width: 100%;
    height: 100%;
    object-fit: cover !important;
    object-position: center top !important;
    transform: none !important;
  }

  .hero-overlay-scrim {
    position: absolute;
    inset: 0;
    /* Soft translucent gradient to preserve full image while ensuring text contrast */
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.08) 0%, rgba(15, 23, 42, 0.2) 25%, rgba(15, 23, 42, 0.52) 55%, rgba(15, 23, 42, 0.68) 100%);
    z-index: 2;
  }

  .hero .container {
    position: relative;
    z-index: 3;
    padding-top: clamp(120px, 32vw, 170px);
    padding-bottom: 40px;
  }

  .hero-carousel-dots {
    right: 20px !important;
    bottom: 20px !important;
  }

  .hero-title {
    font-size: clamp(28px, 7vw, 40px);
  }

  .hero-description {
    font-size: var(--font-size-base);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
  }

  .hero-actions .btn {
    width: 100% !important;
    justify-content: center !important;
    border-radius: 8px !important;
  }

  /* Metrics */
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    padding: var(--space-5) 0;
  }

  .metric-number {
    font-size: clamp(20px, 5vw, 28px);
  }

  /* Section headings */
  .section-header {
    margin-bottom: var(--space-7);
  }

  .section-header .section-title {
    font-size: clamp(22px, 5.5vw, 32px);
  }

  .section-header .section-desc {
    font-size: var(--font-size-sm);
  }

  h1 { font-size: clamp(26px, 7vw, 40px); }
  h2 { font-size: clamp(22px, 5.5vw, 32px); }
  h3 { font-size: clamp(18px, 4.5vw, 24px); }

  /* Section padding */
  .section {
    padding-top: var(--space-10);
    padding-bottom: var(--space-10);
  }

  .section-lg {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  /* Mission banner */
  .mission-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-6);
    gap: var(--space-4);
  }

  /* Generic grids */
  .grid.grid-cols-2 {
    grid-template-columns: 1fr;
  }

  .grid.grid-cols-3 {
    grid-template-columns: 1fr;
  }

  .grid.grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid.grid-cols-6 {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Programs */
  .programs-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .program-card-media {
    height: 200px;
  }

  /* Values */
  .values-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  /* WhyNot3 banner */
  .whynot3-banner {
    grid-template-columns: 1fr;
    padding: var(--space-7) var(--space-6);
    gap: var(--space-6);
    border-radius: var(--radius-2xl);
  }

  .whynot3-content h2 {
    font-size: var(--font-size-3xl);
  }

  /* Testimonials */
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .testimonial-rating-banner {
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-6);
  }

  .featured-testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-7);
    gap: var(--space-5);
  }

  .testimonial-quote-icon {
    width: 44px;
    height: 44px;
  }

  .featured-quote-text {
    font-size: clamp(17px, 4vw, 20px);
  }

  /* Events */
  .event-card {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-5);
    gap: var(--space-4);
  }

  .event-date-box {
    width: 100%;
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-lg);
  }

  .event-date-box .day {
    font-size: var(--font-size-2xl);
  }

  .event-title {
    font-size: var(--font-size-lg);
  }

  .event-meta-info {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  /* Donation */
  .donation-layout {
    grid-template-columns: 1fr;
  }

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

  .donation-card {
    padding: var(--space-6);
    border-radius: var(--radius-2xl);
  }

  /* Newsletter */
  .newsletter-card {
    grid-template-columns: 1fr;
    padding: var(--space-7) var(--space-6);
    gap: var(--space-6);
    border-radius: var(--radius-2xl);
  }

  .newsletter-content h3 {
    font-size: var(--font-size-2xl);
  }

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

  /* Report links */
  .report-links-grid {
    grid-template-columns: 1fr;
  }

  /* Financial card */
  .financials-card {
    padding: var(--space-7);
    border-radius: var(--radius-2xl);
  }

  /* Accreditation strip */
  .accreditations-strip {
    gap: var(--space-6);
    justify-content: flex-start;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand p {
    max-width: 100%;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

  /* Explore */
  .explore-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  /* About impact */
  .about-impact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .about-impact-section {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .about-stat-card {
    padding: 24px 16px;
  }

  .about-stat-card .stat-number {
    font-size: 32px;
  }

  /* CTA banner */
  .about-cta-banner {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  /* Steps */
  .steps-3sec-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .step-3sec-card {
    padding: 28px 24px;
  }

  /* Pledge tracker */
  .pledge-tracker-card {
    padding: 24px;
    border-radius: 18px;
  }

  .pledge-counter-box {
    flex-direction: column;
    gap: var(--space-3);
  }

  /* Bento stories */
  .bento-stories-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    margin-bottom: 28px;
  }

  .bento-stories-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .bento-card-tall {
    height: 360px;
  }

  .bento-card-compact {
    height: 220px;
  }

  /* WhyNot3 decorative */
  .whynot3-hero-circles,
  .journey-circles {
    display: none;
  }

  .whynot3-hero-dark {
    padding-top: 60px;
    padding-bottom: 72px;
  }

  /* Story quote */
  .story-quote-card {
    min-width: unset;
    max-width: 100%;
    padding: var(--space-6);
  }

  .story-quote-card h3 {
    font-size: 28px;
  }

  .story-quote-card-wrap {
    padding: var(--space-6) var(--space-4);
  }

  .story-quote-text {
    font-size: 20px;
    margin-top: var(--space-4);
  }

  /* Values atmosphere */
  .values-atmosphere-section {
    padding-top: 64px;
    padding-bottom: 64px;
    overflow: hidden;
  }

  .values-atmosphere-section .grid.grid-cols-3 {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  /* Glance card */
  .glance-card {
    padding: var(--space-6);
  }

  .glance-logo-wrap img {
    width: 160px;
  }

  /* Partners row */
  .partner-row {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-5);
  }

  .partners-logos-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  /* Blog */
  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .blog-featured-layout {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .blog-filter-bar {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  /* Contact */
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .contact-map-embed {
    height: 220px;
  }

  .contact-form {
    padding: var(--space-6);
  }

  /* Impact page */
  .impact-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

  .donor-levels-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .impact-story-split {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  /* Reveal animation override for mobile — no horizontal slide */
  [data-reveal="left"],
  [data-reveal="right"] {
    transform: translateY(16px) !important;
  }

  [data-reveal="left"].is-visible,
  [data-reveal="right"].is-visible {
    transform: translateY(0) !important;
    opacity: 1 !important;
  }
}

/* --------------------------------------------------------------------------
   Standard Mobile (<= 540px)
   -------------------------------------------------------------------------- */
@media (max-width: 540px) {
  :root {
    --container-pad: 14px;
  }

  /* Header */
  .site-header .container {
    height: 60px;
  }

  .mobile-nav-drawer {
    top: 60px;
    height: calc(100vh - 60px);
    padding: var(--space-6) var(--container-pad);
  }

  .brand-logo img {
    height: 32px;
  }

  .brand-logo-title {
    font-size: 15px;
  }

  /* Hero */
  .hero {
    min-height: auto;
  }

  .hero .container {
    padding-top: clamp(110px, 30vw, 150px);
    padding-bottom: 32px;
  }

  .hero-overlay-scrim {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.06) 0%, rgba(15, 23, 42, 0.2) 25%, rgba(15, 23, 42, 0.52) 55%, rgba(15, 23, 42, 0.68) 100%);
  }

  .hero-badge {
    font-size: 11px;
    padding: 6px 12px;
  }

  .hero-title {
    font-size: clamp(24px, 7.5vw, 34px);
  }

  .hero-description {
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-6);
  }

  /* Headings */
  h1 { font-size: clamp(22px, 7vw, 30px); }
  h2 { font-size: clamp(20px, 5.5vw, 27px); }
  h3 { font-size: clamp(17px, 4.5vw, 22px); }

  /* Metrics / Features */
  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 16px 0;
    padding: 24px 0;
  }

  .metric-item {
    border-right: none !important;
    border-bottom: 1px solid rgba(44, 183, 176, 0.3);
    padding: 8px 16px 16px !important;
  }

  .metric-item:last-child {
    border-bottom: none !important;
  }

  .metric-title,
  .metric-number {
    font-size: 18px;
    margin-bottom: 6px;
  }

  .metric-desc,
  .metric-label {
    font-size: 13px;
    max-width: 280px;
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* About impact */
  .about-impact-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  /* Glance card */
  .glance-card {
    padding: var(--space-5);
  }

  /* Amount pills */
  .amount-pills-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
  }

  .amount-pill {
    font-size: var(--font-size-base);
    padding: 11px 0;
  }

  /* Programs */
  .program-card-body {
    padding: var(--space-5);
  }

  .program-card-title {
    font-size: var(--font-size-xl);
  }

  /* Testimonials */
  .testimonial-card-small {
    padding: var(--space-5);
  }

  /* Events */
  .event-meta-info {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
  }

  /* Donation */
  .donation-card {
    padding: var(--space-5);
  }

  /* Newsletter */
  .newsletter-card {
    padding: var(--space-6) var(--space-5);
  }

  /* WhyNot3 banner */
  .whynot3-banner {
    padding: var(--space-6) var(--space-5);
  }

  .whynot3-content h2 {
    font-size: var(--font-size-2xl);
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-7);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-3);
  }

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

  /* Grids collapse */
  .grid.grid-cols-4 {
    grid-template-columns: 1fr;
  }

  .grid.grid-cols-6 {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Section */
  .section {
    padding-top: var(--space-9);
    padding-bottom: var(--space-9);
  }

  /* About CTA */
  .about-cta-banner {
    padding-top: 48px;
    padding-bottom: 48px;
  }

  /* Pledge tracker */
  .pledge-tracker-card {
    padding: 20px 16px;
  }

  /* Stat cards */
  .stat-card {
    padding: var(--space-6);
  }

  .stat-number {
    font-size: clamp(26px, 6vw, 36px);
  }

  /* Bento */
  .bento-card-tall {
    height: 300px;
  }

  .bento-card-compact {
    height: 200px;
  }

  /* Report links */
  .report-card {
    padding: var(--space-5);
  }

  /* Impact metrics */
  .impact-metrics-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Small Mobile (<= 390px)
   -------------------------------------------------------------------------- */
@media (max-width: 390px) {
  :root {
    --container-pad: 12px;
  }

  /* Hero */
  .hero {
    min-height: 380px;
  }

  .hero-title {
    font-size: clamp(22px, 8vw, 28px);
  }

  /* Metrics single column */
  .metrics-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .metric-item {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-3);
  }

  .metric-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }

  /* About impact 1-col */
  .about-impact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  /* Amount pills */
  .amount-pills-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
  }

  /* Stats single column */
  .stats-grid {
    grid-template-columns: 1fr;
  }

  /* Headings */
  h2 { font-size: clamp(18px, 6vw, 24px); }
  h3 { font-size: clamp(16px, 5vw, 20px); }

  /* Cards */
  .program-card-body {
    padding: var(--space-4);
  }

  .stat-card {
    padding: var(--space-5);
  }

  .donation-card {
    padding: var(--space-4);
    border-radius: var(--radius-xl);
  }

  /* Pledge counter */
  .pledge-counter-text .num {
    font-size: 28px;
  }

  /* Bento */
  .bento-card-tall {
    height: 260px;
  }

  .bento-card-compact {
    height: 180px;
  }

  /* Section */
  .section {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }
}

/* --------------------------------------------------------------------------
   Prefers Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal],
  [data-reveal="left"],
  [data-reveal="right"],
  [data-stagger] > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

@media (max-width: 900px) {
  .impact-eclipse-top,
  .impact-eclipse-bottom {
    display: none !important;
  }

  /* Home Page WhyNot3 Section */
  .whynot3-home-grid {
    grid-template-columns: 1fr !important;
    gap: 36px !important;
  }
  .whynot3-impact-card {
    max-width: 100% !important;
    margin: 0 auto !important;
    padding: 32px 24px !important;
    box-sizing: border-box !important;
  }

  /* Blog Cards */
  .blog-story-card {
    grid-template-columns: 1fr !important;
  }
  #blog-stories-grid {
    grid-template-columns: 1fr !important;
  }

  /* Events Filters & Grids */
  .filter-controls-row {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  #custom-date-box,
  #past-custom-date-box {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }
  #upcoming-events-grid,
  #past-events-grid {
    grid-template-columns: 1fr !important;
  }

  /* Testimonials */
  #testimonials-grid {
    grid-template-columns: 1fr !important;
  }
}

/* --------------------------------------------------------------------------
   Universal Mobile Grid & Card Fit Guard (<= 768px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  /* Collapse all inline multi-column layouts */
  div[style*="grid-template-columns: 1.1fr 0.9fr"],
  div[style*="grid-template-columns: 1fr 1fr"],
  div[style*="grid-template-columns: repeat(2, 1fr)"],
  div[style*="grid-template-columns: repeat(3, 1fr)"],
  div[style*="grid-template-columns: repeat(4, 1fr)"],
  div[style*="grid-template-columns: repeat(6, 1fr)"],
  div[style*="grid-template-columns: 1.15fr 1fr"],
  div[style*="grid-template-columns: 1.25fr 1fr"],
  div[style*="grid-template-columns: 1.05fr 0.95fr"],
  div[style*="grid-template-columns: 1.15fr 0.85fr"] {
    grid-template-columns: 1fr !important;
    gap: 20px !important;
  }

  /* Preset row on donate page */
  #donate-preset-row {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 6px !important;
  }

  /* Stat cards, metrics, and pill cards padding and box sizing */
  .glance-card,
  .whynot3-impact-card,
  .donate-card,
  article,
  .step-3sec-card {
    box-sizing: border-box !important;
    max-width: 100% !important;
    width: 100% !important;
  }

  /* Responsive image scaling */
  img {
    max-width: 100% !important;
    height: auto !important;
  }

  /* Containers & Section paddings */
  .container {
    padding-left: 16px !important;
    padding-right: 16px !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  section {
    padding-left: 0 !important;
    padding-right: 0 !important;
    box-sizing: border-box !important;
    overflow-x: hidden !important;
  }

  /* Typography on tablet/mobile */
  .h1, h1 {
    font-size: clamp(28px, 6vw, 36px) !important;
    line-height: 1.2 !important;
  }
  .h2, h2 {
    font-size: clamp(22px, 5vw, 28px) !important;
    line-height: 1.25 !important;
  }

  /* Footer on Mobile */
  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: 36px !important;
  }
  .footer-brand p {
    max-width: 100% !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
  }
  .footer-bottom {
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 16px !important;
    padding-top: 24px !important;
  }
  .footer-legal-links {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 20px !important;
  }
}

@media (max-width: 480px) {
  #donate-preset-row {
    grid-template-columns: repeat(3, 1fr) !important;
  }

  .whynot3-impact-card {
    padding: 24px 16px !important;
  }

  .footer-grid {
    gap: 32px !important;
  }
}