/* =======================================================================
   เงินกรู — Design System กลาง (ธีมดำพรีเมียม) · ทุกหน้าดึงไฟล์นี้ไปใช้
   แก้สี/สไตล์ที่นี่ที่เดียว = เปลี่ยนทั้งเว็บ
   ======================================================================= */
:root{
  /* ===== NgernGru Emerald Glow — Dark Premium Emerald + Gold (ให้เข้าชุดหน้า pricing) ===== */
  --bg:#020806; --bg2:#04100c; --card:#06130f; --card2:#081a14;
  --line:rgba(255,255,255,.09); --line2:rgba(255,255,255,.14);
  --ink:#f5f8f7; --ink-soft:#d6e2dc; --muted:#7f948c;
  --accent:#20e7a7; --accent-2:#10bd84; --accent-bright:#48f5c0; --accent-ink:#02110b;
  --gold:#f5c542; --gold-bright:#ffe985; --warn:#f0c674; --danger:#ef4444;
  --radius:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:"IBM Plex Sans Thai","Noto Sans Thai","Sarabun",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg); color:var(--ink); line-height:1.6; min-height:100vh;
  background-image:radial-gradient(1000px 460px at 50% -60px,rgba(32,231,167,.12),transparent 62%);
  background-attachment:fixed;
}
a{color:inherit}
::selection{background:rgba(32,231,167,.3)}

/* ---------- Top nav (inject ด้วย ngern-nav.js) ---------- */
.ng-top{position:sticky;top:0;z-index:20;background:rgba(2,8,6,.82);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.ng-topin{max-width:1040px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:10px}
.ng-brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;text-decoration:none;color:var(--ink)}
.ng-brand .mk{width:30px;height:30px;border-radius:9px;background:var(--accent);color:var(--accent-ink);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800}
.ng-brand .gru{color:var(--accent)}
.ng-brand .tag{font-size:13px;font-weight:600;color:var(--muted);margin-left:2px}
.ng-links{margin-left:auto;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.ng-lnk{border:1px solid transparent;background:transparent;color:var(--ink-soft);border-radius:9px;
  padding:7px 12px;font-size:13.5px;font-weight:600;cursor:pointer;font-family:inherit;text-decoration:none;
  transition:background .12s,color .12s}
.ng-lnk:hover{background:rgba(255,255,255,.06);color:#fff}
.ng-lnk.on{color:var(--accent)}
.ng-lnk.pri{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.ng-lnk.pri:hover{background:var(--accent-2);color:var(--accent-ink)}
.ng-lnk.ghost{border-color:var(--line2)}

/* ---------- Layout ---------- */
.ng-wrap{max-width:1040px;margin:0 auto;padding:30px 20px 70px}
.ng-narrow{max-width:640px} .ng-mid{max-width:760px}

/* ---------- Card ---------- */
.ng-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.ng-card.hi{border-color:rgba(72,245,192,.55);
  box-shadow:0 0 0 1px rgba(72,245,192,.14),0 0 12px rgba(32,231,167,.30),0 0 30px rgba(32,231,167,.15),0 0 60px rgba(32,231,167,.06),0 18px 45px rgba(0,0,0,.35)}

/* ---------- Buttons ---------- */
.ng-btn{border:1px solid var(--line2);background:transparent;color:var(--ink);border-radius:12px;
  padding:12px 16px;font-size:14.5px;font-weight:700;cursor:pointer;font-family:inherit;text-decoration:none;
  display:inline-flex;align-items:center;justify-content:center;gap:7px;transition:background .12s,border-color .12s,opacity .12s}
.ng-btn:hover{border-color:var(--line2);background:rgba(255,255,255,.05)}
.ng-btn:disabled{opacity:.5;cursor:default}
.ng-btn.pri{background:linear-gradient(180deg,#34e9ae,#20c98f);color:var(--accent-ink);border-color:transparent;
  box-shadow:0 0 15px rgba(32,231,167,.22);transition:filter .15s,box-shadow .15s,transform .15s}
.ng-btn.pri:hover{filter:brightness(1.05);box-shadow:0 0 24px rgba(32,231,167,.34);transform:translateY(-1px)}
.ng-btn.danger{color:var(--danger);border-color:rgba(255,107,90,.4)}
.ng-btn.block{width:100%}
.ng-btn.sm{padding:8px 13px;font-size:13px}

/* ---------- Inputs ---------- */
.ng-label{display:block;font-size:13px;font-weight:600;margin:14px 0 6px;color:var(--ink-soft)}
.ng-input{width:100%;border:1px solid var(--line2);background:var(--bg2);color:var(--ink);border-radius:10px;
  padding:12px 14px;font-size:15px;font-family:inherit}
.ng-input::placeholder{color:var(--muted)}
.ng-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(32,231,167,.16)}

/* ---------- Messages ---------- */
.ng-msg{font-size:13.5px;padding:11px 14px;border-radius:10px;margin-top:14px;display:none}
.ng-msg.err{background:rgba(255,107,90,.1);border:1px solid rgba(255,107,90,.32);color:#ffb0a5;display:block}
.ng-msg.ok{background:rgba(32,231,167,.1);border:1px solid rgba(32,231,167,.3);color:var(--accent);display:block}

/* ---------- Badge / pill ---------- */
.ng-pill{display:inline-block;border-radius:20px;padding:4px 12px;font-size:12.5px;font-weight:700}
.ng-pill.accent{background:rgba(32,231,167,.12);border:1px solid rgba(32,231,167,.28);color:var(--accent)}
.ng-pill.gold{background:linear-gradient(180deg,#8b6700,#382700);border:1px solid var(--gold);color:var(--gold-bright);box-shadow:0 0 16px rgba(245,197,66,.2)}
.ng-pill.muted{background:rgba(255,255,255,.06);color:var(--muted)}

/* ---------- helpers ---------- */
.ng-h1{font-size:27px;font-weight:800;letter-spacing:-.4px}
.ng-sub{color:var(--muted);font-size:14px;margin-top:6px}
.ng-note{border:1px solid rgba(240,198,116,.3);background:rgba(240,198,116,.08);color:var(--warn);
  border-radius:11px;padding:11px 14px;font-size:13px}
.ng-center{text-align:center}
.ng-mut{color:var(--muted)}
.ng-acc{color:var(--accent)}

/* ---------- Legal pages (terms/privacy/cookies/dpa/refund/subprocessors) ---------- */
.legal-wrap{max-width:1000px;margin:0 auto;padding:28px 20px 80px;display:grid;grid-template-columns:230px 1fr;gap:28px;align-items:start}
.legal-toc{position:sticky;top:74px;font-size:13px;max-height:calc(100vh-90px);overflow:auto}
.legal-toc .th{font-size:12px;font-weight:700;color:var(--muted);text-transform:none;margin-bottom:8px}
.legal-toc a{display:block;color:var(--muted);text-decoration:none;padding:4px 0;line-height:1.4;border-left:2px solid transparent;padding-left:10px}
.legal-toc a:hover{color:var(--ink)}
.legal-toc a.on{color:var(--accent);border-left-color:var(--accent)}
.legal-doc{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:34px 32px;line-height:1.75;min-width:0}
.legal-doc h1{font-size:26px;font-weight:800;margin-bottom:4px}
.legal-doc .en{color:var(--muted);font-size:15px;margin-bottom:8px}
.legal-doc .upd{color:var(--muted);font-size:13.5px;margin-bottom:22px}
.legal-doc h2{font-size:18.5px;font-weight:700;margin:28px 0 8px;color:var(--accent);scroll-margin-top:74px}
.legal-doc h3{font-size:15.5px;font-weight:700;margin:16px 0 4px;color:var(--ink)}
.legal-doc p{font-size:15.5px;color:var(--ink-soft);margin:8px 0}
.legal-doc ul,.legal-doc ol{margin:6px 0 6px 22px}
.legal-doc li{margin:4px 0;font-size:15.5px;color:var(--ink-soft)}
.legal-doc .lead{font-size:15.5px;color:var(--ink-soft);margin:10px 0 4px}
.legal-doc .contact{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:10px 0}
.legal-doc .contact p{margin:3px 0;font-size:14.5px}
.legal-doc .basis{color:var(--accent);font-size:14px;font-weight:600;margin-top:4px}
.legal-doc .hi{background:rgba(255,107,90,.1);border:1px solid rgba(255,107,90,.32);border-radius:10px;padding:12px 15px;font-size:14.5px;color:#ffb0a5;margin:12px 0;font-weight:500}
.legal-doc table{width:100%;border-collapse:collapse;font-size:13.5px;margin:10px 0;display:block;overflow-x:auto}
.legal-doc th,.legal-doc td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.legal-doc th{background:rgba(255,255,255,.03);color:var(--muted);font-weight:700;white-space:nowrap}
.legal-doc .foot{margin-top:30px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.legal-docnav{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.legal-docnav a{font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:5px 12px;text-decoration:none}
.legal-docnav a:hover{border-color:var(--accent);color:var(--accent)}
.legal-docnav a.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
@media(max-width:820px){ .legal-wrap{grid-template-columns:1fr} .legal-toc{position:static;max-height:none;margin-bottom:6px} }
/* Global Footer (shared ทุกหน้า) — กระชับ */
.ng-legalfoot{border-top:1px solid var(--line);margin-top:48px;padding:18px 20px 24px;text-align:center;font-size:11.5px;color:var(--muted);line-height:1.7}
.ng-legalfoot-links{display:flex;flex-wrap:wrap;gap:4px 14px;justify-content:center;margin-bottom:7px}
.ng-legalfoot-links a{color:var(--muted);text-decoration:none;white-space:nowrap}
.ng-legalfoot-links a:hover{color:var(--accent)}
.ng-legalfoot-co{opacity:.65;font-size:11px}

/* ===== Guides / บทความ SEO (shared · /guides/*) ===== */
.guide-wrap{max-width:820px;margin:0 auto;padding:26px 20px 8px}
.guide-bc{font-size:12.5px;color:var(--muted);margin-bottom:16px}
.guide-bc a{color:var(--muted);text-decoration:none}
.guide-bc a:hover{color:var(--accent)}
.guide-bc span[aria-current]{color:var(--ink-soft)}
.guide article h1{font-size:30px;line-height:1.25;font-weight:900;letter-spacing:-.5px;margin:6px 0 12px}
.guide .lead{font-size:16.5px;color:var(--ink-soft);line-height:1.7;margin-bottom:6px}
.guide article h2{font-size:22px;font-weight:800;color:var(--ink);margin:34px 0 10px;padding-top:6px}
.guide article h3{font-size:17px;font-weight:800;color:var(--ink);margin:22px 0 8px}
.guide article p{color:var(--ink-soft);line-height:1.75;margin:10px 0}
.guide article ul,.guide article ol{color:var(--ink-soft);line-height:1.75;margin:10px 0;padding-left:22px}
.guide article li{margin:6px 0}
.guide article b,.guide article strong{color:var(--ink)}
.guide article a{color:var(--accent);text-decoration:none}
.guide article a:hover{text-decoration:underline}
.guide-table{width:100%;border-collapse:collapse;font-size:13.5px;margin:14px 0;display:block;overflow-x:auto;white-space:nowrap}
.guide-table th,.guide-table td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.guide-table th{background:rgba(32,231,167,.07);color:var(--ink);font-weight:700}
.guide-table td:not(:first-child){text-align:right;font-variant-numeric:tabular-nums}
.guide-table tr:nth-child(even) td{background:rgba(255,255,255,.02)}
.guide-callout{border:1px solid var(--line2);border-left:3px solid var(--accent);background:var(--card);border-radius:10px;padding:14px 16px;margin:16px 0;font-size:14.5px;line-height:1.7;color:var(--ink-soft)}
.guide-callout b{color:var(--accent)}
.guide-example{border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:16px 0;background:var(--card2)}
.guide-example .exhead{font-size:13px;font-weight:800;letter-spacing:.5px;color:var(--gold-bright);margin-bottom:8px}
.guide-faq details{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-bottom:8px}
.guide-faq summary{cursor:pointer;font-weight:700;color:var(--ink)}
.guide-faq details p{margin-top:8px}
.guide-related{border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:30px 0 10px;background:var(--card)}
.guide-related h2{margin:0 0 10px!important;font-size:17px!important}
.guide-related ul{list-style:none;padding:0;margin:0}
.guide-related li{margin:8px 0;padding-left:18px;position:relative}
.guide-related li::before{content:"→";position:absolute;left:0;color:var(--accent)}
.guide-cta{display:block;text-align:center;margin:26px 0 10px;background:linear-gradient(180deg,#34e9ae,#20c98f);color:var(--accent-ink)!important;font-weight:800;font-size:16px;padding:15px 18px;border-radius:14px;text-decoration:none!important;box-shadow:0 8px 24px rgba(32,231,167,.22)}
.guide-cta small{display:block;font-weight:600;font-size:12.5px;opacity:.82;margin-top:3px}
.guide-meta{font-size:12.5px;color:var(--muted);margin-top:26px;padding-top:14px;border-top:1px solid var(--line);line-height:1.7}
/* Hub /guides/ */
.guide-hub-head{max-width:900px;margin:0 auto;padding:30px 20px 4px;text-align:center}
.guide-hub-head h1{font-size:32px;font-weight:900;letter-spacing:-.5px;margin-bottom:10px}
.guide-hub-head p{color:var(--ink-soft);font-size:16px;line-height:1.7;max-width:620px;margin:0 auto}
.guide-grid{max-width:900px;margin:22px auto 8px;padding:0 20px;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.guide-card{display:block;border:1px solid var(--line2);border-radius:14px;padding:18px;background:var(--card);text-decoration:none;transition:border-color .15s,transform .15s}
.guide-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.guide-card .tag{font-size:11.5px;font-weight:700;color:var(--accent);letter-spacing:.5px}
.guide-card h3{font-size:16.5px;font-weight:800;color:var(--ink);margin:6px 0 6px;line-height:1.4}
.guide-card p{font-size:13.5px;color:var(--muted);line-height:1.6;margin:0}
.guide-sec-label{max-width:900px;margin:26px auto 2px;padding:0 20px;font-size:13px;font-weight:800;letter-spacing:1px;color:var(--muted);text-transform:uppercase}
@media(max-width:560px){.guide article h1{font-size:25px}.guide-hub-head h1{font-size:26px}}