/* ==========================================================================
   ASUS J.S.C - Responsive Stylesheet (Refined Visual Pass)
   Breakpoints: 1200px, 992px, 768px, 576px, 360px
   ========================================================================== */

/* --------------------------------------------------------------------------
   Desktop & Medium Screens (<= 1200px)
   -------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

/* --------------------------------------------------------------------------
   Tablet Landscape (<= 992px)
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  :root {
    --header-height: 60px;
  }

  .brand-logo-link {
    padding: 4px 10px;
    border-radius: 6px;
  }

  .brand-logo-image {
    height: 38px;
    max-height: 40px;
  }

  [data-theme="light"] .site-header .brand-logo-image {
    height: 38px;
    max-height: 40px;
  }

  .footer-brand .brand-logo-image {
    height: 48px;
    max-height: 50px;
  }

  .main-nav {
    display: none;
  }

  .mobile-nav-toggle {
    display: block;
  }

  /* Mobile Navigation Drawer */
  .main-nav.is-mobile-open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--mobile-nav-bg);
    border-bottom: 2px solid var(--brand-red);
    padding: 20px 20px 28px;
    gap: 16px;
    box-shadow: var(--shadow-hover);
    z-index: 999;
  }

  .main-nav.is-mobile-open .nav-links {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 14px;
  }

  .main-nav.is-mobile-open .nav-link {
    font-size: 15px;
    width: 100%;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-soft);
  }

  .main-nav.is-mobile-open .nav-link.active {
    color: var(--text-primary);
    border-left: 3px solid var(--brand-red);
    padding-left: 10px;
    font-weight: 700;
  }

  .nav-indicator {
    display: none !important;
  }

  /* Hero: photo stays on the right on tablet landscape */
  .hero-section {
    min-height: 0;
    height: clamp(340px, 48vh, 420px);
    grid-template-columns: minmax(0, 1fr) minmax(240px, 0.88fr);
    grid-template-rows: minmax(0, 1fr);
  }

  /* Why choose banner */
  .why-choose-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .why-choose-title-block {
    border-right: none;
    border-bottom: 1px solid var(--border-soft);
    padding-right: 0;
    padding-bottom: 10px;
    width: 100%;
    flex-direction: row;
    gap: 8px;
  }

  .why-choose-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    width: 100%;
    gap: 12px;
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .service-detail-card {
    grid-template-columns: 280px 1fr;
  }

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

/* --------------------------------------------------------------------------
   Tablet Portrait & Large Phones (<= 768px)
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .hero-section {
    grid-template-columns: 1fr;
    grid-template-rows: auto 120px;
    height: auto;
    min-height: 0;
  }

  .hero-section::after {
    display: none;
  }

  .hero-section .container {
    grid-column: 1;
    grid-row: 1;
    padding: 14px 16px 12px;
  }

  .hero-copy-panel {
    grid-column: 1;
    grid-row: 1;
  }

  .hero-copy-panel::before,
  .hero-copy-panel::after {
    display: none;
  }

  .hero-bg-visual {
    grid-column: 1;
    grid-row: 2;
    min-height: 120px;
  }

  .hero-bg-visual::after {
    background: linear-gradient(180deg, var(--hero-bg) 0%, transparent 28%);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 12px 16px;
  }

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

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

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

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

  .contact-cta-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  /* Inner pages tablet */
  .about-intro-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .about-values-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

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

  .service-detail-thumb {
    min-height: 200px;
  }

  .service-detail-content {
    padding: 20px 18px;
  }

  .projects-catalog-grid {
    grid-template-columns: 1fr;
  }

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

  .contact-page-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* --------------------------------------------------------------------------
   Small Mobile Phones (<= 576px)
   -------------------------------------------------------------------------- */
@media (max-width: 576px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

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

  .stat-item {
    border-right: none !important;
    border-bottom: 1px solid var(--border-soft);
    padding-bottom: 10px;
  }

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

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

  .header-actions {
    gap: 8px;
  }

  .header-admin-link {
    width: 34px;
    height: 34px;
    padding: 0;
    justify-content: center;
  }

  .header-actions .btn-cta {
    display: none;
  }

  .brand-logo-link {
    padding: 3px 8px;
    border-radius: 6px;
  }

  .brand-logo-image {
    height: 34px;
    max-height: 36px;
  }

  [data-theme="light"] .site-header .brand-logo-image {
    height: 34px;
    max-height: 36px;
  }

  .footer-brand .brand-logo-image {
    height: 42px;
    max-height: 44px;
  }

  .contact-cta-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .contact-cta-actions .btn-cta,
  .contact-hotline-badge {
    width: 100%;
    justify-content: center;
  }

  .page-hero {
    padding: 28px 0 20px;
  }

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

  .footer-bottom-container {
    justify-content: center;
    text-align: center;
    gap: 8px;
  }
}

/* --------------------------------------------------------------------------
   Ultra Small Phones (<= 360px)
   -------------------------------------------------------------------------- */
@media (max-width: 360px) {
  .hero-brand-title {
    font-size: 28px;
  }

  .hero-tagline {
    font-size: 18px;
  }

  .btn-cta {
    padding: 8px 14px;
    font-size: 12px;
  }

}