@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700&display=swap");:root{--navy:#0a1d2b;--ink:#18313c;--muted:#5c6d74;--paper:#e3e7e4;--card:#f5f6f3;--line:#bdc7c7;--teal:#0f766e;--amber:#d97706}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Sans Thai","Segoe UI",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}.test-header{position:sticky;top:0;z-index:20;color:#d9e4e8;background:var(--navy)}.test-header>div{width:min(1120px,calc(100% - 32px));height:64px;margin:auto;display:flex;justify-content:space-between;align-items:center}.test-header a{color:#7ed6cb;font-size:13px}.test-hero{display:grid;grid-template-columns:1fr 360px;gap:60px;align-items:end;padding:76px max(24px,calc((100% - 1120px)/2));color:white;background:radial-gradient(circle at 82% 10%,rgba(45,212,191,.15),transparent 28%),#0c2434}.test-hero p,.section-head p,.quiz-intro>p{color:#64cfc1;font:700 11px ui-monospace,monospace;letter-spacing:.1em}.test-hero h1{margin:8px 0;font-size:clamp(48px,7vw,78px);line-height:1}.test-hero>div>span{color:#bdcbd2;font-size:17px}.test-hero aside{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;padding:24px;border:1px solid #3c5664;background:rgba(3,15,24,.45)}.test-hero aside b{font-size:22px}.test-hero aside span{color:#aebdc5;font-size:12px}.test-guide{display:grid;grid-template-columns:repeat(3,1fr);width:min(1120px,calc(100% - 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