:root {
      --primary: #2c5282;
      --accent: #d4a84b;
      --accent2: #b8c5d6;
      --light: #f8fafc;
      --dark: #2c5282;
      --gray: #6b7280;
      --white: #ffffff;
      --shadow: 0 4px 20px rgba(30,58,95,0.08);
      --shadow-lg: 0 10px 40px rgba(30,58,95,0.12);
      --transition: all 0.3s ease;
      --radius: 12px;
    }

    * { margin: 0; padding: 0; box-sizing: border-box; }
    body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; line-height: 1.6; color: #333; background: var(--light); }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }
    img { max-width: 100%; height: auto; display: block; }

    /* ===== NAVIGATION ===== */
    nav { background: #1e3a5f; padding: 12px 24px; position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 12px rgba(0,0,0,0.2); }
    .nav-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
    .logo { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 20px; }
    .logo-icon { width: 44px; height: 44px; background: #d4a84b; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 24px; font-weight: 800; color: #1e3a5f; }
    .nav-links { display: flex; gap: 8px; align-items: center; }
    .nav-links a { color: rgba(255,255,255,0.88); padding: 8px 14px; border-radius: 6px; font-size: 14px; font-weight: 500; transition: var(--transition); }
    .nav-links a:hover, .nav-links a.active { background: rgba(255,255,255,0.15); color: var(--white); }
    .nav-cta { background: #d4a84b !important; color: #1e3a5f !important; font-weight: 700 !important; padding: 8px 18px !important; border-radius: 6px !important; }

    /* Language Switcher */
    .lang-switcher {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: 16px;
      padding-left: 16px;
      border-left: 1px solid rgba(255,255,255,0.2);
    }

    .lang-switcher a {
      font-size: 14px;
      font-weight: 500;
      padding: 6px 12px;
      border-radius: 6px;
      color: rgba(255,255,255,0.8);
      transition: var(--transition);
    }

    .lang-switcher a.active {
      background: rgba(255,255,255,0.25);
      color: var(--white);
      box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    }

    .lang-switcher a:hover:not(.active) {
      color: var(--white);
    }

    /* ===== HERO ===== */
    .hero { background: linear-gradient(135deg, var(--primary) 0%, #1e3a5f 100%); padding: 80px 24px; text-align: center; color: var(--white); }
    .hero h1 { font-size: 42px; font-weight: 800; margin-bottom: 16px; }
    .hero p { font-size: 18px; opacity: 0.9; max-width: 600px; margin: 0 auto; }

    /* ===== BREADCRUMB ===== */
    .breadcrumb { background: var(--light); padding: 12px 0; border-bottom: 1px solid rgba(26,60,110,0.08); }
    .breadcrumb-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; font-size: 13px; color: var(--gray); }
    .breadcrumb-inner a { color: var(--primary); text-decoration: none; }
    .breadcrumb-inner a:hover { text-decoration: underline; }
    .breadcrumb-sep { margin: 0 8px; color: var(--gray); }

    /* ===== MAIN CONTENT ===== */
    .container { max-width: 1200px; margin: 0 auto; padding: 60px 24px; }

    /* ===== FAQ CATEGORY TABS ===== */
    .faq-tabs {
      display: flex;
      justify-content: center;
      gap: 12px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }
    .faq-tab {
      padding: 12px 24px;
      border-radius: 50px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      background: var(--white);
      color: var(--gray);
      border: 2px solid transparent;
      box-shadow: var(--shadow);
    }
    .faq-tab.active,
    .faq-tab:hover {
      background: var(--primary);
      color: var(--white);
    }

    /* ===== FAQ SECTION ===== */
    .faq-section { margin-bottom: 60px; display: none; }
    .faq-section.active { display: block; }
    .faq-section:last-child { margin-bottom: 0; }

    .section-title { font-size: 28px; font-weight: 700; color: var(--primary); margin-bottom: 32px; text-align: center; }
    .section-subtitle { font-size: 14px; color: var(--gray); text-align: center; margin-bottom: 32px; margin-top: -20px; }

    .faq-grid { display: grid; gap: 16px; max-width: 900px; margin: 0 auto; }

    .faq-item { background: var(--white); border-radius: 12px; box-shadow: var(--shadow); overflow: hidden; transition: var(--transition); border: 1px solid #e8edf5; }
    .faq-item:hover { box-shadow: var(--shadow-lg); }

    .faq-question { 
      padding: 20px 24px; 
      cursor: pointer; 
      display: flex; 
      justify-content: space-between; 
      align-items: center;
      font-weight: 600;
      font-size: 16px;
      color: var(--primary);
      transition: var(--transition);
    }
    .faq-question:hover { background: rgba(44,82,130,0.03); }

    .faq-icon { 
      width: 24px; 
      height: 24px; 
      display: flex; 
      align-items: center; 
      justify-content: center;
      transition: var(--transition);
      color: var(--accent);
      font-size: 20px;
      flex-shrink: 0;
    }
    .faq-item.active .faq-icon { transform: rotate(45deg); }

    .faq-answer { padding: 0 24px 20px; max-height: none; overflow: visible; }
    .faq-item.active .faq-answer { padding: 0 24px 20px; max-height: none; overflow: visible; }

    /* ===== CTA SECTION ===== */
    .cta-section { background: linear-gradient(135deg, var(--primary) 0%, #1e3a5f 100%); padding: 80px 24px; text-align: center; color: var(--white); margin-top: 60px; }
    .cta-section h2 { font-size: 32px; font-weight: 700; margin-bottom: 16px; }
    .cta-section p { font-size: 18px; opacity: 0.9; margin-bottom: 32px; max-width: 600px; margin-left: auto; margin-right: auto; }
    .cta-btn { 
      display: inline-block; 
      background: #1a3c6e; 
      color: #ffffff; 
      padding: 16px 40px; 
      border-radius: 8px; 
      font-weight: 700; 
      font-size: 16px;
      transition: var(--transition);
    }
    .cta-btn:hover { background: #e4b860; transform: translateY(-2px); }

    /* ===== FOOTER ===== */
    footer { background: var(--primary); color: var(--white); padding: 60px 24px 24px; margin-top: 80px; }
    .footer-content { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
    .footer-section h4 { font-size: 16px; font-weight: 700; margin-bottom: 20px; color: #ffffff; }
    .footer-section p, .footer-section li { font-size: 14px; color: rgba(255,255,255,0.8); margin-bottom: 12px; line-height: 1.6; }
    .footer-section a { color: rgba(255,255,255,0.8); transition: var(--transition); }
    .footer-section a:hover { color: var(--accent); }
    .footer-bottom { max-width: 1200px; margin: 40px auto 0; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1); text-align: center; font-size: 14px; color: rgba(255,255,255,0.95); }

    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
    .hamburger span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; }

    /* ===== MOBILE ===== */
    @media (max-width: 1024px) {
      .footer-content { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 768px) {
      .nav-links { display: none; }
      .hamburger { display: flex; }
      .hero h1 { font-size: 32px; }
      .section-title { font-size: 24px; }
      .faq-question { font-size: 15px; padding: 16px 20px; }
      .faq-answer { padding: 0 20px 16px; }
      .faq-item.active .faq-answer { padding: 0 20px 16px; }
      .faq-tabs { gap: 8px; }
      .faq-tab { padding: 10px 16px; font-size: 13px; }
      .footer-content { grid-template-columns: 1fr; }
      .lang-switcher { margin-left: 8px; padding-left: 8px; }
    }
  
    /* ===== TOPIC CLUSTER DROPDOWN NAV ===== */
    .dropdown { position: relative; }
    .dropdown > a::after,
    .dropbtn::after { content: " ▼"; font-size: 10px; opacity: 0.7; margin-left: 4px; }
    .dropdown-content {
      display: none; position: absolute; top: 100%; left: 0;
      background: var(--primary, #1a1a1a); min-width: 220px;
      box-shadow: 0 12px 30px rgba(0,0,0,0.25); border-radius: 8px;
      padding: 8px 0; list-style: none; z-index: 1000;
    }
    .dropdown-content a {
      display: block; padding: 10px 18px; color: rgba(255,255,255,0.9);
      font-size: 14px; white-space: nowrap; text-decoration: none;
    }
    .dropdown-content a:hover { background: rgba(255,255,255,0.12); color: #fff; }
    .dropdown:hover .dropdown-content { display: block; }
    .dropdown-header {
      padding: 8px 18px; font-size: 12px; text-transform: uppercase;
      letter-spacing: 0.5px; color: var(--accent, #e8a020); font-weight: 700;
    }
    .dropdown-divider { height: 1px; background: rgba(255,255,255,0.12); margin: 6px 0; }
    @media (max-width: 991px) {
      .dropdown-content { position: static; box-shadow: none; background: rgba(0,0,0,0.15); min-width: auto; margin-left: 12px; }
      .dropdown-content a { padding: 8px 16px; }
    }
    button.hamburger { background: transparent; border: none; padding: 8px; }




    .nav-links.open { display: flex; }



.float-btns {
  position: fixed; bottom: 28px; right: 24px;
  display: flex; flex-direction: column; gap: 12px;
  z-index: 999;
}
.float-btn { position: fixed; right: 20px; z-index: 999; background: #1a3c6e; color: #ffffff; border-radius: 50px; padding: 13px 20px; font-size: 14px; font-weight: 700; box-shadow: 0 4px 18px rgba(0,0,0,0.2); transition: var(--transition); text-decoration: none; }
.float-btn:hover { background: #2a4a7a; transform: translateY(-3px); }
.float-wa { background: #146c3c !important; color: #ffffff !important; box-shadow: 0 4px 18px rgba(20,108,60,0.35); }
.float-wa:hover { background: #0f522d !important; }