/* ===== CSS: ROOT ===== */
    :root {
      --navy: #1a237e;
      --navy-dark: #0d1457;
      --gold: #f5a623;
      --gold-light: #ffd54f;
      --white: #fff;
      --off: #f8f9ff;
      --text: #1a1d2e;
      --muted: #65708b;
      --line: rgba(13,20,87,.10);
      --shadow: 0 22px 60px rgba(13,20,87,.12);
      --h: 'Playfair Display', serif;
      --b: 'DM Sans', sans-serif;
    }

    /* ===== CSS: BASE ===== */
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:var(--b);background:var(--off);color:var(--text);overflow-x:hidden}
    body.loading{overflow:hidden}
    a{text-decoration:none;color:inherit}
    .container{width:min(1180px,calc(100% - 32px));margin:auto}

    /* ===== CSS: LOADER ===== */
    .site-loader{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at top,rgba(40,53,147,.92),var(--navy-dark) 58%);transition:opacity .55s,visibility .55s}
    .site-loader.hidden{opacity:0;visibility:hidden;pointer-events:none}
    .loader-content{width:min(360px,82vw);text-align:center}
    .loader-content img{width:132px;margin:0 auto 20px}
    .loader-content h2{font:700 30px/1.2 var(--h);color:#fff;margin-bottom:20px}
    .loader-bar{height:4px;border-radius:999px;background:rgba(255,255,255,.16);overflow:hidden}
    .loader-bar::before{content:"";display:block;height:100%;width:45%;background:linear-gradient(90deg,var(--gold),var(--gold-light));animation:mv 1.2s ease-in-out infinite}
    @keyframes mv{0%{transform:translateX(-110%)}100%{transform:translateX(230%)}}

    /* ===== CSS: HEADER ===== */
    header{position:fixed;inset:0 0 auto;z-index:1000;background:transparent;border-bottom:1px solid transparent;transition:.35s}
    header.scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom-color:rgba(13,20,87,.08);box-shadow:0 14px 36px rgba(13,20,87,.08)}
    .navbar{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:16px}
    .logo img{width:108px;transition:.3s}
    header.scrolled .logo img{width:96px}
    .nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
    .nav-links a{min-height:40px;padding:0 12px;border-radius:999px;color:#fff;font-weight:800;font-size:13px;display:inline-flex;align-items:center;transition:.25s}
    .nav-links a:hover{background:rgba(255,255,255,.14);color:var(--gold-light);transform:translateY(-1px)}
    header.scrolled .nav-links a{color:var(--navy-dark)}

    /* ===== CSS: HERO ===== */
    .hero{padding:150px 0 86px;position:relative;color:#fff;background:linear-gradient(135deg,rgba(13,20,87,.97),rgba(26,35,126,.9));overflow:hidden}
    .hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:10px;background:linear-gradient(90deg,var(--gold),var(--gold-light))}
    .crumb{display:inline-flex;gap:8px;align-items:center;padding:10px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.12);margin-bottom:20px;font-size:13px;font-weight:800;color:rgba(255,255,255,.9)}
    .crumb a{color:var(--gold-light)}
    .hero h1{font:700 clamp(42px,7vw,80px)/1.04 var(--h);margin-bottom:12px}
    .hero p{max-width:820px;color:rgba(255,255,255,.86);line-height:1.85}

    /* ===== CSS: CONTENT ===== */
    .section{padding:78px 0 96px}
    .section-head{max-width:840px;margin:0 auto 42px;text-align:center}
    .section-head .kicker{display:inline-block;margin-bottom:12px;color:var(--gold);font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
    .section-head h2{font:700 clamp(34px,5vw,56px)/1.08 var(--h);color:var(--navy-dark);margin-bottom:12px}
    .section-head p{color:var(--muted);line-height:1.8}

    .exam-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
    .exam-card{display:flex;flex-direction:column;justify-content:space-between;min-height:250px;padding:24px;border:1px solid var(--line);border-radius:24px;background:#fff;box-shadow:var(--shadow);transition:transform .3s,border-color .3s}
    .exam-card:hover{transform:translateY(-5px);border-color:rgba(245,166,35,.44)}
    .exam-id{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-weight:900;color:#0d1457;background:linear-gradient(135deg,var(--gold),var(--gold-light));margin-bottom:16px}
    .exam-card h3{font:700 30px/1 var(--h);color:var(--navy-dark);margin-bottom:10px;text-transform:uppercase}
    .exam-card p{color:var(--muted);line-height:1.75}
    .exam-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;margin-top:20px;padding:0 18px;border-radius:999px;background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#0d1457;font-weight:900;box-shadow:0 12px 28px rgba(245,166,35,.25)}

    .note-box{margin-top:28px;padding:20px;border-radius:18px;background:linear-gradient(135deg,var(--navy),var(--navy-dark));color:rgba(255,255,255,.88);font-weight:700;line-height:1.75;text-align:center}

    /* ===== CSS: FOOTER ===== */
    .site-footer{padding:64px 0 0;background:var(--navy-dark);color:#fff}
    .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}
    .footer-logo img{width:110px;margin-bottom:16px}
    .footer-links{display:flex;flex-direction:column;gap:10px}
    .footer-links a{color:rgba(255,255,255,.78);font-size:14px}
    .footer-bottom{margin-top:38px;padding:18px 0;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:rgba(255,255,255,.72);font-size:14px}

    /* ===== CSS: RESPONSIVE ===== */
    @media(max-width:980px){.exam-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:760px){.hero{padding:122px 0 70px}.exam-grid{grid-template-columns:1fr}.nav-links{display:grid;grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}}