:root {
      --navy:      #0A1628;
      --navy-mid:  #112240;
      --navy-soft: #1A3354;
      --accent:    #C8922A;
      --accent-dk: #A6741C;
      --white:     #FFFFFF;
      --off-white: #F5F4F0;
      --muted:     #8A93A2;
      --border:    #E2E5EA;
      --text:      #1C2531;
      --text-soft: #4A5568;
      --font-display: 'Playfair Display', Georgia, serif;
      --font-body:    'DM Sans', sans-serif;
      --font-mono:    'DM Mono', monospace;
      --nav-h: 72px;
      --r: 4px;
      --trans: 0.22s ease;
    }

    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body { font-family: var(--font-body); color: var(--text); background: var(--white); line-height: 1.6; overflow-x: hidden; }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }

    .section-label {
      display: inline-block;
      font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.18em;
      text-transform: uppercase; color: var(--accent); border-left: 3px solid var(--accent);
      padding-left: 10px; margin-bottom: 18px;
    }
    .section-label.light { color: #E8B86D; border-color: #E8B86D; }

    /* ===== NAVBAR ===== */
    .navbar {
      position: fixed; top: 0; left: 0; right: 0;
      height: var(--nav-h); background: var(--navy);
      box-shadow: 0 2px 20px rgba(0,0,0,0.3); z-index: 1000;
    }
    .nav-inner {
      max-width: 1400px; margin: 0 auto; padding: 0 40px;
      height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 32px;
    }
    .logo-main { font-family: var(--font-display); font-weight: 900; font-size: 1.6rem; color: var(--white); letter-spacing: -0.02em; }
    .logo-year { font-family: var(--font-display); font-weight: 700; font-size: 1.6rem; color: var(--accent); }

    .nav-menu { display: flex; align-items: center; gap: 4px; }
    .nav-link {
      display: flex; align-items: center; gap: 5px;
      font-family: var(--font-body); font-size: 0.82rem; font-weight: 500;
      color: rgba(255,255,255,0.85); padding: 6px 10px; border-radius: var(--r);
      white-space: nowrap; transition: color var(--trans), background var(--trans);
    }
    .nav-link i { font-size: 0.65rem; transition: transform var(--trans); }
    .nav-link:hover { color: var(--white); background: rgba(255,255,255,0.08); }
    .dropdown { position: relative; }
    .dropdown:hover > .nav-link { color: var(--accent); }
    .dropdown:hover > .nav-link i { transform: rotate(180deg); }
    .dropdown-content {
      position: absolute; top: calc(100% + 8px); left: 0;
      background: var(--white); border: 1px solid var(--border); border-radius: var(--r);
      box-shadow: 0 12px 40px rgba(0,0,0,0.14); min-width: 200px;
      opacity: 0; visibility: hidden; transform: translateY(8px);
      transition: opacity var(--trans), transform var(--trans), visibility var(--trans); z-index: 200;
    }
    .dropdown:hover > .dropdown-content { opacity: 1; visibility: visible; transform: translateY(0); }
    .dropdown-content a {
      display: block; padding: 10px 18px; font-size: 0.83rem; font-weight: 400;
      color: var(--text-soft); border-bottom: 1px solid var(--border);
      transition: background var(--trans), color var(--trans), padding var(--trans);
    }
    .dropdown-content a:last-child { border-bottom: none; }
    .dropdown-content a:hover { background: var(--off-white); color: var(--accent); padding-left: 24px; }
    .dropdown-content a.active { color: var(--accent); font-weight: 600; }

    .hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
    .hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: transform var(--trans), opacity var(--trans); }
    .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .hamburger.open span:nth-child(2) { opacity: 0; }
    .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* ===== PAGE HERO ===== */
    .page-hero {
      margin-top: var(--nav-h); position: relative;
      height: 280px; display: flex; align-items: flex-end; overflow: hidden;
    }
    .page-hero-bg {
      position: absolute; inset: 0;
      background: url('https://images.unsplash.com/photo-1532012197267-da84d127e765?q=80&w=2000') center/cover no-repeat;
    }
    .page-hero-overlay { position: absolute; inset: 0; background: var(--navy); opacity: 0.87; }
    .page-hero-inner {
      position: relative; z-index: 2; padding: 0 60px 44px;
      max-width: 1400px; width: 100%; margin: 0 auto;
    }
    .page-hero-inner h1 {
      font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3.2rem);
      font-weight: 900; color: var(--white); line-height: 1.1; margin-top: 12px;
    }

    /* ===== BREADCRUMB ===== */
    .breadcrumb {
      background: var(--off-white); border-bottom: 1px solid var(--border);
      padding: 14px 60px; display: flex; align-items: center; gap: 8px;
      font-family: var(--font-mono); font-size: 0.72rem;
      letter-spacing: 0.08em; color: var(--muted); text-transform: uppercase;
    }
    .breadcrumb a { color: var(--muted); transition: color var(--trans); }
    .breadcrumb a:hover { color: var(--accent); }
    .breadcrumb .sep { color: var(--border); }
    .breadcrumb .current { color: var(--accent); }
    .breadcrumb i { color: var(--accent); font-size: 0.75rem; }

    /* ===== MAIN LAYOUT ===== */
    .main-wrapper {
      max-width: 1300px; margin: 0 auto;
      padding: 56px 60px 80px;
      display: grid; grid-template-columns: 280px 1fr;
      gap: 48px; align-items: start;
    }

    /* ===== SIDEBAR ===== */
    .sidebar { position: sticky; top: calc(var(--nav-h) + 24px); }
    .sidebar-header { background: var(--navy); padding: 28px 24px; margin-bottom: 2px; }
    .sidebar-header h3 { font-family: var(--font-display); font-size: 1.4rem; font-weight: 900; color: var(--white); }

    .accordion-item { border: 1px solid var(--border); border-top: none; background: var(--white); }
    .accordion-item:first-of-type { border-top: 1px solid var(--border); }
    .accordion-trigger {
      display: flex; align-items: center; justify-content: space-between;
      padding: 16px 20px; cursor: pointer; font-size: 0.88rem; font-weight: 500;
      color: var(--text-soft); background: var(--white); border: none;
      width: 100%; text-align: left; transition: background var(--trans), color var(--trans);
    }
    .accordion-trigger i { font-size: 0.65rem; color: var(--muted); transition: transform var(--trans); }
    .accordion-trigger:hover { background: var(--off-white); color: var(--text); }
    .accordion-item.active .accordion-trigger { background: var(--navy); color: var(--white); border-left: 3px solid var(--accent); }
    .accordion-item.active .accordion-trigger i { color: var(--accent); transform: rotate(180deg); }
    .accordion-body { display: none; background: var(--off-white); }
    .accordion-item.active .accordion-body { display: block; }
    .accordion-body a {
      display: block; padding: 11px 20px 11px 28px; font-size: 0.83rem;
      color: var(--text-soft); border-bottom: 1px solid var(--border);
      transition: background var(--trans), color var(--trans), padding var(--trans);
    }
    .accordion-body a:last-child { border-bottom: none; }
    .accordion-body a:hover { background: var(--white); color: var(--accent); padding-left: 34px; }
    .accordion-body a.active { color: var(--accent); font-weight: 600; }

    /* ===== CONTENT ===== */
    .content-title {
      font-family: var(--font-display); font-size: clamp(2rem, 3.5vw, 2.8rem);
      font-weight: 900; color: var(--text); margin-bottom: 48px; line-height: 1.1;
    }

    /* Section header */
    .content-section { margin-bottom: 52px; }
    .content-section-header {
      display: flex; align-items: center; gap: 16px;
      margin-bottom: 24px; padding-bottom: 16px; border-bottom: 2px solid var(--border);
    }
    .block-icon {
      width: 40px; height: 40px; background: var(--navy);
      display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    }
    .block-icon i { color: var(--accent); font-size: 1rem; }
    .content-section-header h2 {
      font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; color: var(--text);
    }

    /* Body text */
    .content-section p {
      font-size: 0.95rem; color: var(--text-soft); line-height: 1.9; margin-bottom: 14px;
    }

    /* Highlight cards row */
    .highlight-cards {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 2px; background: var(--border); border: 1px solid var(--border);
      margin: 32px 0;
    }
    .highlight-card {
      background: var(--white); padding: 24px 22px;
      transition: background var(--trans);
    }
    .highlight-card:hover { background: var(--navy); }
    .highlight-card:hover .hc-label,
    .highlight-card:hover .hc-value { color: var(--white); }
    .highlight-card:hover .hc-icon { color: var(--accent); }
    .hc-icon { font-size: 1.3rem; color: var(--accent); margin-bottom: 12px; display: block; }
    .hc-label {
      font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em;
      text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 6px;
      transition: color var(--trans);
    }
    .hc-value { font-size: 0.92rem; font-weight: 600; color: var(--text); transition: color var(--trans); }

    /* Info / link boxes */
    .link-box {
      background: var(--navy); border-left: 4px solid var(--accent);
      padding: 20px 24px; margin-bottom: 14px;
      display: flex; align-items: flex-start; gap: 16px;
    }
    .link-box i { color: var(--accent); font-size: 1rem; margin-top: 2px; flex-shrink: 0; }
    .link-box-inner {}
    .link-box-label {
      font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em;
      text-transform: uppercase; color: rgba(255,255,255,0.45); display: block; margin-bottom: 4px;
    }
    .link-box-url {
      font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent);
      word-break: break-all; display: block; transition: opacity var(--trans);
    }
    .link-box-url:hover { opacity: 0.75; }

    /* Guideline list */
    .guideline-list { margin: 16px 0; display: flex; flex-direction: column; gap: 10px; }
    .guideline-list li {
      display: flex; align-items: flex-start; gap: 10px;
      font-size: 0.9rem; color: var(--text-soft); line-height: 1.7;
    }
    .guideline-list li i { color: var(--accent); font-size: 0.75rem; margin-top: 4px; flex-shrink: 0; }

    /* Divider */
    .rule { height: 1px; background: var(--border); margin: 48px 0; position: relative; }
    .rule::before { content: ''; position: absolute; left: 0; top: -1px; width: 60px; height: 3px; background: var(--accent); }

    /* ===== FOOTER ===== */
    .footer { background: var(--navy); color: var(--white); }
    .footer-inner {
      display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 48px;
      max-width: 1300px; margin: 0 auto; padding: 72px 60px 48px;
    }
    .footer-logo { font-family: var(--font-display); font-weight: 900; font-size: 2rem; margin-bottom: 16px; }
    .footer-logo span { color: var(--accent); }
    .footer-brand p { font-size: 0.85rem; color: rgba(255,255,255,0.5); line-height: 1.7; margin-bottom: 6px; }
    .footer-email { display: inline-block; font-size: 0.85rem; color: var(--accent); margin-top: 8px; transition: opacity var(--trans); }
    .footer-email:hover { opacity: 0.75; }
    .footer-links-group h4 { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(255,255,255,0.35); margin-bottom: 20px; }
    .footer-links-group a { display: block; font-size: 0.87rem; color: rgba(255,255,255,0.6); margin-bottom: 10px; transition: color var(--trans), padding-left var(--trans); }
    .footer-links-group a:hover { color: var(--white); padding-left: 4px; }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 60px;
      max-width: 1300px; margin: 0 auto;
      display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
    }
    .footer-bottom span { font-size: 0.78rem; color: rgba(255,255,255,0.3); }
    .footer-socials { display: flex; gap: 14px; }
    .footer-socials a {
      width: 34px; height: 34px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.2);
      display: flex; align-items: center; justify-content: center; font-size: 0.78rem;
      color: rgba(255,255,255,0.55); transition: background var(--trans), color var(--trans), border-color var(--trans);
    }
    .footer-socials a:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }

    /* ===== RESPONSIVE ===== */
    @media (max-width: 1100px) {
      .nav-inner { padding: 0 28px; gap: 16px; }
      .nav-link { font-size: 0.78rem; padding: 6px 7px; }
      .main-wrapper { grid-template-columns: 1fr; padding: 40px 40px 60px; }
      .sidebar { position: static; }
      .highlight-cards { grid-template-columns: 1fr 1fr; }
      .footer-inner { grid-template-columns: 1fr 1fr; padding: 60px 40px 40px; }
      .footer-bottom { padding: 20px 40px; }
    }
    @media (max-width: 768px) {
      .navbar { height: 60px; }
      .nav-inner { padding: 0 20px; }
      .hamburger { display: flex; }
      .nav-menu {
        position: fixed; top: 60px; left: 0; right: 0; bottom: 0;
        background: var(--navy); flex-direction: column; align-items: stretch;
        gap: 0; overflow-y: auto; padding: 16px 0 40px;
        transform: translateX(-100%); transition: transform var(--trans); z-index: 999;
      }
      .nav-menu.open { transform: translateX(0); }
      .dropdown { border-bottom: 1px solid rgba(255,255,255,0.07); }
      .nav-link { padding: 14px 24px; font-size: 0.92rem; border-radius: 0; justify-content: space-between; }
      .dropdown.active > .nav-link i { transform: rotate(180deg); }
      .dropdown-content { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; background: rgba(255,255,255,0.05); border-radius: 0; display: none; }
      .dropdown.active > .dropdown-content { display: block; }
      .dropdown-content a { padding: 10px 24px 10px 40px; color: rgba(255,255,255,0.6); border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 0.85rem; }
      .page-hero { height: 220px; }
      .page-hero-inner { padding: 0 24px 36px; }
      .breadcrumb { padding: 14px 24px; }
      .main-wrapper { padding: 36px 24px 60px; gap: 36px; }
      .highlight-cards { grid-template-columns: 1fr; }
      .footer-inner { grid-template-columns: 1fr; gap: 36px; padding: 56px 24px 36px; }
      .footer-bottom { flex-direction: column; align-items: flex-start; padding: 20px 24px; }
    }