/* ============================================
   RESPONSIVE - Nokhba Design System v2.0
   ============================================ */

/* ─── Large Tablet (1024px) ─── */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: var(--space-10);
  }

  .footer-brand-block {
    grid-column: 1 / -1;
  }

  .hero-inner {
    gap: var(--space-12);
  }
}

/* ─── Tablet (900px) ─── */
@media (max-width: 900px) {
  :root {
    --container-pad: 1.5rem;
    --section-py: 4rem;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .hero-visual {
    display: none;
  }

  .hero-stats {
    justify-content: center;
  }

  .why-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .why-visual {
    order: -1;
  }

  .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }

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

  .footer-brand-block {
    grid-column: 1 / -1;
  }

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

  .nav-links {
    gap: 0;
  }

  .nav-links a {
    padding: .7rem .6rem;
    font-size: var(--text-sm);
  }

  /* Certificate verify */
  .verify-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Platform */
  .platform-features {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  /* Course detail */
  .course-detail-layout {
    grid-template-columns: 1fr;
  }

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

  /* Media center */
  .media-item-img {
    width: 220px;
    min-height: 170px;
  }

  /* About & Contact pages */
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
}

/* ─── Small Tablet (768px) ─── */
@media (max-width: 768px) {
  .card-grid-auto {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    gap: var(--space-8);
    flex-wrap: wrap;
  }

  .sec-title {
    font-size: calc(1.5rem + 1vw);
  }

  .topbar-left span:nth-child(3) {
    display: none;
  }
}

/* ─── Mobile (600px) ─── */
@media (max-width: 600px) {
  :root {
    --container-pad: 1rem;
    --section-py: 3rem;
    --grid-gap: 1rem;
  }

  .topbar {
    display: none;
  }

  .nav-links {
    display: none;
  }

  .nav-actions {
    display: none;
  }

  .hamburger {
    display: flex;
  }

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

  .card-grid-2 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-brand-block,
  .footer-col {
    text-align: center;
  }

  .footer-logo-wrap,
  .footer-desc {
    margin-left: auto;
    margin-right: auto;
  }

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

  .footer-links a {
    margin-left: auto;
    margin-right: auto;
  }

  .footer-heading::after {
    right: 50%;
    transform: translateX(50%);
  }

  .why-visual {
    grid-template-columns: 1fr;
  }

  .why-stat-card {
    padding: var(--space-6);
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-6);
  }

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

  .hero-btns .btn,
  .hero-btns a {
    width: 100%;
    text-align: center;
  }

  .cta-btns {
    flex-direction: column;
    align-items: center;
  }

  .cta-btns .btn,
  .cta-btns a {
    width: 100%;
    max-width: 320px;
    text-align: center;
  }

  .stats-bar {
    grid-template-columns: 1fr;
    gap: var(--space-3);
    padding: var(--space-8) var(--container-pad);
  }

  .stat-bar-item {
    border-left: none;
    border-bottom: 1px solid var(--clr-white-faint);
    padding: var(--space-3);
  }

  .stat-bar-item:last-child {
    border-bottom: none;
  }

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

  .program-meta {
    flex-direction: column;
    gap: var(--space-2);
  }

  .program-price {
    flex-direction: column;
    gap: var(--space-3);
  }

  .service-card {
    padding: var(--space-6);
  }

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

  .why-item {
    padding: var(--space-4);
  }

  /* Programs archive */
  .programs-archive-grid {
    grid-template-columns: 1fr;
  }

  .program-filters {
    gap: var(--space-2);
  }

  .program-filter-btn {
    padding: .4rem 1rem;
    font-size: var(--text-xs);
  }

  /* Certificate verify */
  .verify-steps {
    grid-template-columns: 1fr;
  }

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

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

  /* Platform */
  .platform-features {
    grid-template-columns: 1fr;
  }

  .platform-login-card {
    padding: var(--space-6);
  }

  /* Dashboard */
  .dashboard-layout {
    grid-template-columns: 1fr;
  }

  .dashboard-sidebar {
    position: fixed;
    top: 0;
    right: -290px;
    width: 280px;
    height: 100vh;
    z-index: var(--z-modal);
    transition: right var(--transition-base);
    box-shadow: -10px 0 40px rgba(0,0,0,.3);
    display: flex;
  }

  .dashboard-sidebar.open {
    right: 0;
  }

  .dash-sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.5);
    z-index: calc(var(--z-modal) - 1);
  }

  .dash-sidebar-overlay.show {
    display: block;
  }

  body.sidebar-open {
    overflow: hidden;
  }

  .dash-sidebar-toggle {
    display: inline-flex;
  }

  /* Course detail */
  .course-detail-layout {
    grid-template-columns: 1fr;
  }

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

  .dash-courses {
    grid-template-columns: 1fr;
  }

  .dash-main {
    padding: var(--space-5);
  }

  .dash-header {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Media center */
  .media-item {
    flex-direction: column;
  }

  .media-item-img {
    width: 100%;
    height: 200px;
    min-height: auto;
  }

  .media-item-body {
    padding: var(--space-4) var(--space-5);
  }

  /* About & Contact pages */
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

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

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

  .team-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }

  .accred-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }

  .values-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }

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

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

/* ─── Legal Pages Responsive ─── */
@media (max-width: 768px) {
  .legal-content {
    padding: 1.5rem;
  }
  .legal-content h2 {
    font-size: 1.2rem;
  }
}

/* ─── Small Mobile (400px) ─── */
@media (max-width: 400px) {
  .hero-title {
    font-size: 1.55rem;
  }

  .hero-title .gold {
    font-size: 58%;
  }

  .stat-bar-num {
    font-size: var(--text-4xl);
  }

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