/* ============================================
   responsive.css - Responsive Breakpoints
   ============================================ */

/* === 1440px & UP === */
@media screen and (max-width: 1440px) {
  .hero-title {
    font-size: var(--font-size-5xl);
  }

  .stat-number {
    font-size: var(--font-size-4xl);
  }
}

/* === 1280px === */
@media screen and (max-width: 1280px) {
  .navbar {
    padding: 0 var(--spacing-2xl);
  }

  .hero {
    padding-left: var(--spacing-2xl);
    padding-right: var(--spacing-2xl);
  }

  .features,
  .about,
  .leadership,
  .services,
  .gallery,
  .contact {
    padding-left: var(--spacing-2xl);
    padding-right: var(--spacing-2xl);
  }
}

/* === 1024px (Tablets Landscape) === */
@media screen and (max-width: 1024px) {
  :root {
    --font-size-6xl: 3.5rem;
    --font-size-5xl: 3rem;
    --font-size-4xl: 2.2rem;
  }

  .hero-title {
    font-size: var(--font-size-5xl);
  }

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

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

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

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

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 250px);
  }

  .gallery-item:first-child {
    grid-column: span 1;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}

/* === 992px (Tablet) === */
@media screen and (max-width: 992px) {
  .features,
  .about,
  .leadership,
  .services,
  .gallery,
  .contact {
    padding: var(--spacing-2xl) var(--spacing-2xl);
  }

  .stats {
    padding: var(--spacing-2xl) var(--spacing-2xl);
  }

  .hero {
    padding: calc(var(--nav-height) + var(--spacing-2xl)) var(--spacing-2xl) var(--spacing-2xl);
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }
}

/* === 768px (Tablets Portrait) === */
@media screen and (max-width: 768px) {
  :root {
    --nav-height: 64px;
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
    --font-size-2xl: 1.35rem;
  }

  .cursor,
  .cursor-follower {
    display: none;
  }

  body {
    cursor: auto;
  }

  .navbar {
    padding: 0 var(--spacing-lg);
    height: var(--nav-height);
  }

  .navbar-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: var(--spacing-xl);
    gap: var(--spacing-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-base), opacity var(--transition-base);
    border-bottom: 1px solid var(--border-color);
  }

  .navbar-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .navbar-menu a {
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) 0;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero {
    padding: calc(var(--nav-height) + var(--spacing-2xl)) var(--spacing-lg) var(--spacing-2xl);
    min-height: auto;
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

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

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-cards {
    flex-direction: column;
    align-items: center;
  }

  .hero-card {
    max-width: 100%;
    min-width: 0;
    width: 100%;
  }

  .features,
  .about,
  .leadership,
  .services,
  .gallery,
  .contact {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .stats {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .section-title {
    font-size: var(--font-size-3xl);
  }

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

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

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

  .stat-item {
    padding: var(--spacing-lg);
  }

  .stat-number {
    font-size: var(--font-size-3xl);
  }

  .gallery-grid {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(6, 220px);
  }

  .timeline-horizontal {
    flex-direction: column;
    align-items: center;
    gap: 0;
  }

  .timeline-horizontal::after {
    display: none;
  }

  .timeline-horizontal .timeline-item {
    max-width: 100%;
    padding: 0 0 var(--spacing-xl) var(--spacing-2xl);
    text-align: left;
  }

  .timeline-horizontal .timeline-item::before {
    left: auto;
    top: 4px;
    transform: none;
    margin-left: calc(-1 * var(--spacing-2xl) + 2px);
  }

  .timeline-horizontal::before {
    display: block;
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-accent);
    opacity: 0.3;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
    padding: var(--spacing-lg);
  }

  .contact-card {
    padding: var(--spacing-xl);
  }

  .scroll-to-top {
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 40px;
    height: 40px;
    font-size: var(--font-size-base);
  }

  .loading-logo {
    width: 60px;
    height: 60px;
    font-size: var(--font-size-2xl);
  }
}

/* === 425px (Mobile Large) === */
@media screen and (max-width: 425px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --font-size-2xl: 1.25rem;
    --spacing-3xl: 2rem;
    --spacing-4xl: 3rem;
    --spacing-5xl: 4rem;
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
  }

  .gallery-grid {
    grid-template-rows: repeat(6, 180px);
  }

  .feature-card,
  .service-card {
    padding: var(--spacing-xl);
  }

  .feature-icon,
  .service-icon {
    width: 48px;
    height: 48px;
    font-size: var(--font-size-xl);
  }
}

/* === 375px (Mobile Medium) === */
@media screen and (max-width: 375px) {
  .navbar-logo span {
    font-size: var(--font-size-lg);
  }

  .navbar-logo-icon {
    width: 36px;
    height: 36px;
    font-size: var(--font-size-base);
  }

  .hero-badge {
    font-size: 0.65rem;
    padding: var(--spacing-xs) var(--spacing-md);
  }

  .stat-number {
    font-size: var(--font-size-2xl);
  }

  .stat-label {
    font-size: var(--font-size-xs);
  }

  .timeline::before {
    left: 6px;
  }

  .timeline-item::before {
    left: calc(-1 * var(--spacing-2xl) + 0px);
    width: 10px;
    height: 10px;
  }
}

/* === 320px (Mobile Small) === */
@media screen and (max-width: 320px) {
  :root {
    --font-size-4xl: 1.5rem;
    --font-size-3xl: 1.35rem;
  }

  .navbar {
    padding: 0 var(--spacing-md);
  }

  .hero {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  .features,
  .about,
  .services,
  .gallery,
  .contact {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }

  .gallery-grid {
    grid-template-rows: repeat(6, 150px);
    gap: var(--spacing-md);
  }

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

/* === 4K (2560px & UP) === */
@media screen and (min-width: 1921px) {
  :root {
    --font-size-6xl: 6rem;
    --font-size-5xl: 4.5rem;
    --font-size-4xl: 3.5rem;
    --max-width: 1400px;
  }

  .navbar {
    max-width: 1400px;
  }

  .hero {
    min-height: 80vh;
  }

  .hero-description {
    max-width: 640px;
    font-size: var(--font-size-xl);
  }

  .hero-content {
    max-width: 900px;
  }

  .gallery-grid {
    grid-template-rows: repeat(2, 400px);
  }
}

/* === LANDSCAPE MOBILE === */
@media screen and (max-height: 500px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--spacing-xl));
    padding-bottom: var(--spacing-2xl);
  }

  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .hero-cards {
    flex-direction: row;
  }

  .hero-card {
    min-width: 0;
  }
}

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}