:root{
  --ink:#10233a;--muted:#51627a;--bg:#f6f8fb;--card:#fff;--line:#dbe3ee;
  --brand:#0b5fd6;--brand-d:#08429a;--sun:#f59e0b;--ok:#0f7a4a;--warn:#b45309;--bad:#b91c1c;
  --radius:14px;--shadow:0 6px 24px rgba(16,35,58,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans Thai","Leelawadee UI","Tahoma",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:17px}
img,svg{max-width:100%}
a{color:var(--brand)}
:focus-visible{outline:3px solid #1d4ed8;outline-offset:2px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:#000;color:#fff;padding:8px 14px;z-index:100}
.skip:focus{left:8px}
.wrap{width:min(1100px,100% - 32px);margin-inline:auto}
header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:12px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.2rem;color:var(--ink);text-decoration:none}
.logo span.dot{width:26px;height:26px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#fde68a,var(--sun))}
.menu{display:none;gap:22px;align-items:center}
.menu a{text-decoration:none;color:var(--ink);font-size:.95rem}
.menu a:hover{color:var(--brand)}
.nav-toggle{background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font:inherit;cursor:pointer}
.menu.open{display:flex;flex-direction:column;align-items:flex-start;position:absolute;top:64px;left:0;right:0;background:#fff;padding:16px;border-bottom:1px solid var(--line)}
@media(min-width:860px){.menu{display:flex}.nav-toggle{display:none}}
.btn{display:inline-block;border:2px solid var(--brand);background:var(--brand);color:#fff;padding:12px 22px;border-radius:999px;font:inherit;font-weight:700;text-decoration:none;cursor:pointer;text-align:center}
.btn:hover{background:var(--brand-d);border-color:var(--brand-d)}
.btn.sec{background:#fff;color:var(--brand)}
.btn.sec:hover{background:#eaf2ff}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.btn.sm{padding:8px 16px;font-size:.92rem}
section{padding:64px 0}
section.alt{background:#fff}
h1{font-size:clamp(1.9rem,5vw,3rem);line-height:1.25;margin:0 0 16px}
h2{font-size:clamp(1.5rem,3.5vw,2.1rem);line-height:1.3;margin:0 0 12px}
h3{margin:0 0 6px;font-size:1.15rem}
.lead{font-size:1.15rem;color:var(--muted)}
.eyebrow{color:var(--brand);font-weight:700;font-size:.9rem;letter-spacing:.02em}
.hero{padding:56px 0 64px;background:linear-gradient(180deg,#eaf2ff,var(--bg))}
.hero-grid{display:grid;gap:32px;align-items:center}
@media(min-width:860px){.hero-grid{grid-template-columns:1.1fr .9fr}}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.note{font-size:.88rem;color:var(--muted)}
.grid{display:grid;gap:18px;margin-top:28px}
@media(min-width:700px){.grid.c2{grid-template-columns:1fr 1fr}.grid.c3{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card .ic{font-size:1.6rem}
.step-n{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;margin-bottom:8px}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.8rem;font-weight:700}
.b-new{background:#dbeafe;color:#1e40af}.b-hot{background:#fee2e2;color:#991b1b}.b-wait{background:#fef3c7;color:#92400e}.b-ok{background:#d1fae5;color:#065f46}
.mock{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.mock-h{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding:14px 18px;border-bottom:1px solid var(--line);background:#f1f5fb}
.tbl{width:100%;border-collapse:collapse;font-size:.92rem}
.tbl th,.tbl td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{font-size:.82rem;color:var(--muted)}
.scroll{overflow-x:auto}
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:16px}
@media(min-width:700px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{border:1px solid var(--line);border-radius:10px;padding:10px 14px}
.stat b{display:block;font-size:1.5rem}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700}
details p{margin:10px 0 0;color:var(--muted)}
.final{background:var(--ink);color:#fff;text-align:center}
.final .lead{color:#cbd5e1}
.final .btn.sec{border-color:#fff}
footer.site{padding:32px 0;font-size:.9rem;color:var(--muted);background:#fff;border-top:1px solid var(--line)}
/* forms */
.form{display:grid;gap:14px}
label{font-weight:700;display:block;margin-bottom:4px}
input[type=text],input[type=email],input[type=tel],select{width:100%;padding:12px;border:1.5px solid #94a3b8;border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
.err{color:var(--bad);font-size:.88rem;margin-top:4px;min-height:1em}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400}
.check input{margin-top:6px;width:20px;height:20px;flex:none}
.status{padding:14px 16px;border-radius:10px;font-weight:600}
.status.demo{background:#fef3c7;color:#78350f;border:1px solid #f59e0b}
.status.ok{background:#d1fae5;color:#064e3b;border:1px solid #10b981}
.status.fail{background:#fee2e2;color:#7f1d1d;border:1px solid #ef4444}
/* assessment */
.assess{max-width:760px}
.prog{height:10px;background:#e2e8f0;border-radius:99px;overflow:hidden;margin:12px 0 4px}
.prog i{display:block;height:100%;background:var(--brand);width:0;transition:width .25s}
fieldset{border:0;padding:0;margin:0}
legend{font-size:1.25rem;font-weight:800;margin-bottom:14px;padding:0}
.opt{display:flex;gap:12px;align-items:flex-start;padding:14px;border:1.5px solid var(--line);border-radius:12px;background:#fff;margin-bottom:10px;cursor:pointer;font-weight:400}
.opt:hover{border-color:var(--brand)}
.opt input{margin-top:6px;width:20px;height:20px;flex:none}
.opt:has(input:checked){border-color:var(--brand);background:#eaf2ff}
.nav-row{display:flex;justify-content:space-between;gap:12px;margin-top:18px}
.score{font-size:3.4rem;font-weight:800;line-height:1}
.lvl-high{color:var(--ok)}.lvl-mid{color:var(--warn)}.lvl-low{color:var(--bad)}
.bar{height:10px;background:#e2e8f0;border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%}
.recs{padding-left:0;list-style:none;margin:0}
.recs li{padding:12px 14px;border-left:4px solid var(--warn);background:#fff;border-radius:8px;margin-bottom:10px;border:1px solid var(--line);border-left-width:4px}
.recs li.good{border-left-color:var(--ok)}
/* consent banner */
#consent{position:fixed;left:12px;right:12px;bottom:12px;z-index:90;background:#fff;border:1px solid var(--line);box-shadow:0 8px 30px rgba(0,0,0,.18);border-radius:14px;padding:16px;max-width:640px;margin-inline:auto;display:none}
#consent.show{display:block}
#consent .cta-row{margin-top:10px}
.hero-art{background:#fff;border-radius:var(--radius);padding:20px;border:1px solid var(--line);box-shadow:var(--shadow)}
section[id],h1[id]{scroll-margin-top:80px}
.btn,.nav-toggle,summary,select,input[type=text],input[type=email],input[type=tel]{min-height:44px}
.btn.sm{padding:10px 16px;min-height:44px;line-height:1.6}
.menu a{display:inline-flex;align-items:center;min-height:44px}
.linkbtn{background:none;border:0;padding:10px 4px;min-height:44px;font:inherit;color:var(--brand);text-decoration:underline;cursor:pointer}
#consent{max-height:70vh;overflow:auto}
footer.site{padding-bottom:110px}
.no{color:var(--bad)}
@media(max-width:480px){.cta-row .btn{width:100%}.tbl{min-width:560px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}