html { scroll-behavior: smooth; }
    body {
      font-family: 'Segoe UI', Arial, sans-serif;
      background: linear-gradient(180deg, #eef9ff 0%, #f5fff5 45%, #fff9ef 100%);
      color: #18324a;
      overflow-x: hidden;
      margin: 0;
    }
    .hero-bg {
      background:
        radial-gradient(circle at 15% 15%, rgba(255,159,28,.22), transparent 20%),
        radial-gradient(circle at 85% 15%, rgba(33,195,245,.20), transparent 22%),
        radial-gradient(circle at 50% 30%, rgba(56,176,0,.14), transparent 20%),
        linear-gradient(125deg, #083460 0%, #0d5ea7 36%, #21c3f5 64%, #38b000 100%);
    }
    .grid-overlay {
      background-image:
        linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
      background-size: 42px 42px;
    }
    .float-a { animation: floatA 10s ease-in-out infinite; }
    .float-b { animation: floatB 12s ease-in-out infinite; }
    .float-c { animation: floatC 14s ease-in-out infinite; }
    .pulse-dot { animation: pulseDot 2.2s ease-in-out infinite; }
    .shine::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(110deg, transparent 20%, rgba(255,255,255,.25) 50%, transparent 80%);
      transform: translateX(-120%);
      transition: transform .9s ease;
    }
    .shine:hover::after { transform: translateX(120%); }
    .reveal {
      opacity: 0;
      transform: translateY(36px);
      transition: all .8s cubic-bezier(.22,1,.36,1);
    }
    .reveal.show {
      opacity: 1;
      transform: translateY(0);
    }
    .timeline-line {
      background: linear-gradient(to bottom, #21c3f5, #38b000, #ff9f1c);
      box-shadow: 0 0 16px rgba(33,195,245,.25);
    }
    .event-card:hover {
      transform: translateY(-6px);
      box-shadow: 0 20px 60px rgba(8,52,96,0.16);
    }
    .img-slot {
      background: linear-gradient(135deg, rgba(33,195,245,.15), rgba(56,176,0,.12), rgba(255,159,28,.12));
      border: 1px dashed rgba(8,52,96,.15);
      min-height: 110px;
    }
    .top-banner {
      background: linear-gradient(90deg, #083460, #21c3f5, #38b000, #ff9f1c);
      background-size: 200% 200%;
      animation: bannerMove 10s ease infinite;
    }
    .to-top {
      position: fixed;
      right: 24px;
      bottom: 24px;
      width: 52px;
      height: 52px;
      border-radius: 999px;
      background: linear-gradient(135deg, #083460, #21c3f5);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 14px 30px rgba(8,52,96,.22);
      cursor: pointer;
      z-index: 60;
      transition: transform .25s ease, opacity .25s ease;
      opacity: 0;
      pointer-events: none;
      border: none;
    }
    .to-top.show {
      opacity: 1;
      pointer-events: auto;
    }
    .to-top:hover { transform: translateY(-4px) scale(1.04); }
    @keyframes floatA {
      0%,100% { transform: translateY(0) translateX(0) scale(1); }
      50% { transform: translateY(18px) translateX(10px) scale(1.06); }
    }
    @keyframes floatB {
      0%,100% { transform: translateY(0) translateX(0) scale(1); }
      50% { transform: translateY(-18px) translateX(-8px) scale(1.05); }
    }
    @keyframes floatC {
      0%,100% { transform: translateY(0) translateX(0); }
      50% { transform: translateY(-10px) translateX(14px); }
    }
    @keyframes pulseDot {
      0%,100% { transform: scale(1); opacity: .8; }
      50% { transform: scale(1.45); opacity: 1; }
    }
    @keyframes bannerMove {
      0% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }
    @media (max-width: 1024px) {
      .desktop-line { display: none; }
    }
  
    .gallery-img {
      width: 100%;
      height: 110px;
      object-fit: cover;
      border-radius: 12px;
      cursor: pointer;
      transition: transform .25s ease, box-shadow .25s ease;
      box-shadow: 0 8px 20px rgba(8,52,96,.08);
      background: linear-gradient(135deg, rgba(33,195,245,.15), rgba(56,176,0,.12), rgba(255,159,28,.12));
    }
    .gallery-img:hover {
      transform: scale(1.04);
      box-shadow: 0 16px 32px rgba(8,52,96,.16);
    }
    .gallery-preview {
      overflow: hidden;
      max-height: calc(2 * 110px + 0.75rem);
      transition: max-height .35s ease;
      position: relative;
    }
    .gallery-preview.expanded {
      max-height: none;
    }
    .gallery-toggle-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.65rem 1rem;
      border-radius: 999px;
      border: none;
      background: #21c3f5;
      color: #ffffff;
      font-size: 0.9rem;
      font-weight: 700;
      box-shadow: 0 10px 24px rgba(33, 195, 245, 0.22);
      cursor: pointer;
      transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
    }
    .gallery-toggle-btn:hover,
    .gallery-toggle-btn:focus-visible {
      background: #1ea5d8;
      box-shadow: 0 14px 30px rgba(33, 195, 245, 0.28);
      transform: translateY(-1px);
      outline: none;
    }
    .gallery-toggle-btn:active {
      transform: translateY(0);
    }
    .lightbox {
      position: fixed;
      inset: 0;
      background: rgba(4, 18, 29, 0.88);
      display: flex;
      align-items: center;
      justify-content: center;
      z-index: 100;
      opacity: 0;
      pointer-events: none;
      transition: opacity .25s ease;
      padding: 24px;
    }
    .lightbox.show {
      opacity: 1;
      pointer-events: auto;
    }
    .lightbox-dialog {
      position: relative;
      width: min(1100px, 100%);
      max-height: 90vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 14px;
    }
    .lightbox-image-wrap {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 60vh;
      border-radius: 28px;
      overflow: hidden;
      background: rgba(255,255,255,.04);
      border: 1px solid rgba(255,255,255,.12);
      box-shadow: 0 30px 80px rgba(0,0,0,.35);
      touch-action: pan-y;
    }
    .lightbox-image {
      width: 100%;
      max-height: 78vh;
      object-fit: contain;
      background: #06131f;
    }
    .lightbox-caption {
      color: white;
      text-align: center;
      font-weight: 700;
      letter-spacing: .04em;
    }
    .lightbox-btn, .lightbox-close {
      position: absolute;
      border: none;
      border-radius: 999px;
      background: rgba(255,255,255,.16);
      color: white;
      width: 48px;
      height: 48px;
      cursor: pointer;
      backdrop-filter: blur(8px);
      transition: transform .2s ease, background .2s ease;
    }
    .lightbox-btn:hover, .lightbox-close:hover {
      transform: scale(1.06);
      background: rgba(255,255,255,.24);
    }
    .lightbox-prev { left: 14px; top: 50%; transform: translateY(-50%); }
    .lightbox-next { right: 14px; top: 50%; transform: translateY(-50%); }
    .lightbox-close { top: 10px; right: 10px; }
    @media (max-width: 640px) {
      .gallery-img { height: 92px; }
      .lightbox-btn, .lightbox-close { width: 42px; height: 42px; }
      .lightbox-prev { left: 8px; }
      .lightbox-next { right: 8px; }
    }


    .icon-list { list-style: none; padding-left: 0; margin: 0; }
    .icon-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      line-height: 1.55;
      margin-bottom: 8px;
    }
    .icon-list li i {
      margin-top: 5px;
      width: 16px;
      text-align: center;
      flex: 0 0 16px;
    }
    .mini-icon {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-right: 10px;
      font-size: 14px;
    }

  
    .info-card {
      display: flex;
      align-items: flex-start;
      gap: 10px;
    }
    .site-icon {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 38px;
      font-size: 14px;
      box-shadow: 0 8px 18px rgba(8,52,96,.08);
    }
    .icon-office { background: rgba(33,195,245,.10); color: #21c3f5; }
    .icon-revenue { background: rgba(255,159,28,.10); color: #ff9f1c; }
    .icon-leader { background: rgba(56,176,0,.10); color: #38b000; }
    .icon-generic { background: rgba(8,52,96,.08); color: #083460; }
    .icon-list li i {
      background: rgba(33,195,245,.10);
      color: #21c3f5;
    }