/* ─────────────────────────────────────────────
   Numerics · Service page shared styles
   ───────────────────────────────────────────── */
:root{
  --navy:#1B2A4A;
  --navy-90:#243454;
  --navy-70:rgba(27,42,74,.70);
  --navy-50:rgba(27,42,74,.50);
  --mint:#6EBFAB; --mint-soft:#E6F2EE;
  --white:#FFFFFF; --snow:#F4F5F7;
  --cloud:#C4C9D8; --cloud-30:rgba(196,201,216,.30);
  --mist:#8B92A8;
  --amber:#F0B754;
  --ff-en:'DM Sans','IBM Plex Sans Thai',ui-sans-serif,system-ui,sans-serif;
  --ff-th:'IBM Plex Sans Thai','DM Sans',ui-sans-serif,system-ui,sans-serif;
  --ff-mono:'DM Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --r-md:12px; --r-lg:18px; --r-xl:24px;
  --shadow-card:0 1px 0 rgba(27,42,74,.04), 0 12px 32px -16px rgba(27,42,74,.18);
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--ff-th);color:var(--navy);background:var(--white);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  font-size:16px;line-height:1.6;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}

.container{max-width:1240px;margin:0 auto;padding:0 32px}
@media(max-width:720px){.container{padding:0 20px}}

/* Nav */
.nav{position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  background:rgba(255,255,255,.78);
  border-bottom:1px solid var(--cloud-30);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:14px;color:var(--navy-70);transition:color .2s}
.nav-links a:hover{color:var(--navy)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-lang{font-family:var(--ff-mono);font-size:12px;color:var(--mist);letter-spacing:.08em}
.nav-lang b{color:var(--navy)}
@media(max-width:860px){.nav-links{display:none}}

.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 22px;border-radius:999px;
  font-family:var(--ff-th);font-weight:500;font-size:15px;transition:all .2s;white-space:nowrap}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(3px)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:#0F1B36}
.btn-mint{background:var(--mint);color:var(--navy)}
.btn-mint:hover{background:#5CB29D}
.btn-ghost{background:transparent;color:var(--navy);border:1px solid var(--cloud)}
.btn-ghost:hover{border-color:var(--navy)}
.btn-sm{padding:10px 16px;font-size:14px}

.logo{display:inline-flex;align-items:center;gap:10px}
.logo .logo-img{height:34px;width:auto;display:block}
.logo.reversed .logo-img{height:34px;filter:brightness(0) invert(1)}
.logo .mark{width:28px;height:28px;border-radius:7px;background:var(--navy);display:grid;place-items:center}
.logo .mark svg{width:18px;height:18px}
.logo .wm{font-family:var(--ff-en);font-weight:700;font-size:20px;letter-spacing:-0.02em;color:var(--navy)}
.logo .wm em{font-style:normal;color:var(--mint)}
.logo.reversed .wm{color:#fff}
.logo.reversed .mark{background:var(--mint)}
.logo.reversed .mark svg path{stroke:var(--navy)}

.eyebrow{font-family:var(--ff-mono);font-size:11px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--mist)}
.eyebrow .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--mint);margin-right:10px;vertical-align:2px}
.mint-bar{display:inline-block;width:48px;height:3px;background:var(--mint);border-radius:2px}

/* SVC HERO */
.svc-hero{
  position:relative;overflow:hidden;
  background:var(--snow);padding:72px 0 88px;
  border-bottom:1px solid var(--cloud-30);
}
.svc-hero .grid-bg{position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right, rgba(27,42,74,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(27,42,74,.05) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center, #000 25%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center, #000 25%, transparent 75%);
}
.svc-hero-inner{position:relative;max-width:980px;margin:0 auto}
.svc-crumbs{display:flex;align-items:center;gap:10px;font-family:var(--ff-mono);font-size:12px;color:var(--mist);letter-spacing:.06em;margin-bottom:32px}
.svc-crumbs a{color:var(--mist);transition:color .2s}
.svc-crumbs a:hover{color:var(--navy)}
.svc-crumbs .sep{color:var(--cloud)}
.svc-crumbs .cur{color:var(--navy)}

.svc-eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:24px;font-family:var(--ff-mono);font-size:11px;color:var(--mist);letter-spacing:.18em;text-transform:uppercase}
.svc-eyebrow .num{color:var(--mint);font-family:var(--ff-mono);font-weight:500}

.svc-title{
  font-family:var(--ff-th);font-weight:600;
  font-size:clamp(36px,5.4vw,64px);
  letter-spacing:-0.005em;line-height:1.06;
  margin:0 0 24px;text-wrap:balance;color:var(--navy);
}
.svc-title .en{font-family:var(--ff-en);font-weight:700;color:var(--navy);letter-spacing:-.02em}
.svc-title .mint{color:var(--mint)}

.svc-deck{
  font-family:var(--ff-th);font-size:clamp(18px,1.8vw,22px);
  line-height:1.55;color:var(--navy-70);max-width:60ch;text-wrap:pretty;margin:0 0 36px;
}
.svc-cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

.svc-facts{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--cloud-30);border:1px solid var(--cloud-30);
  border-radius:var(--r-md);overflow:hidden;margin-top:48px;
}
@media(max-width:780px){.svc-facts{grid-template-columns:1fr 1fr}}
@media(max-width:440px){.svc-facts{grid-template-columns:1fr}}
.svc-facts .f{background:#fff;padding:20px 24px;display:flex;flex-direction:column;gap:6px}
.svc-facts .k{font-family:var(--ff-mono);font-size:11px;color:var(--mist);letter-spacing:.12em;text-transform:uppercase}
.svc-facts .v{font-family:var(--ff-th);font-weight:500;font-size:15px;color:var(--navy);line-height:1.35}

/* Section */
section{position:relative}
.sec{padding:96px 0}
.sec-snow{background:var(--snow)}
.sec-head{margin-bottom:48px;max-width:780px}
.sec-head .eye{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-family:var(--ff-mono);font-size:11px;color:var(--mist);letter-spacing:.18em;text-transform:uppercase}
.sec-head .eye .num{color:var(--mint);font-weight:500}
.sec-head h2{font-family:var(--ff-th);font-weight:600;font-size:clamp(26px,3vw,38px);line-height:1.2;color:var(--navy);margin:0 0 14px;text-wrap:balance}
.sec-head p{color:var(--navy-70);font-size:17px;line-height:1.65;max-width:62ch;margin:0;text-wrap:pretty}

/* Scope cards */
.scope-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media(max-width:720px){.scope-grid{grid-template-columns:1fr}}
.scope{
  background:#fff;border:1px solid var(--cloud-30);
  border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:12px;
  transition:box-shadow .2s ease, transform .2s ease;
}
.scope:hover{box-shadow:var(--shadow-card)}
.scope .ic{width:44px;height:44px;border-radius:11px;background:var(--mint-soft);color:var(--mint);display:grid;place-items:center;font-family:var(--ff-mono);font-weight:500;font-size:15px}
.scope h3{margin:0;font-family:var(--ff-th);font-weight:600;font-size:18px;color:var(--navy);line-height:1.35}
.scope p{margin:0;color:var(--navy-70);font-size:14px;line-height:1.6}
.scope ul{margin:6px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.scope ul li{padding-left:22px;position:relative;color:var(--navy-70);font-size:14px;line-height:1.55}
.scope ul li::before{content:"✓";position:absolute;left:0;color:var(--mint);font-weight:600;font-family:var(--ff-mono)}

/* Process / steps */
.proc-list{display:flex;flex-direction:column}
.proc-row{display:grid;grid-template-columns:140px 1fr 1.4fr;gap:32px;padding:28px 0;border-top:1px solid var(--cloud-30);align-items:start}
.proc-row:last-child{border-bottom:1px solid var(--cloud-30)}
.proc-row .step{font-family:var(--ff-mono);font-size:12px;color:var(--mint);letter-spacing:.1em;line-height:1.4}
.proc-row .step b{display:block;color:var(--navy);font-family:var(--ff-th);font-size:13px;letter-spacing:.04em;text-transform:uppercase;margin-top:4px;font-weight:500}
.proc-row h3{font-family:var(--ff-th);font-weight:600;font-size:20px;color:var(--navy);line-height:1.3;margin:0}
.proc-row .desc{color:var(--navy-70);font-size:15px;line-height:1.65;margin:0}
.proc-row .desc strong{color:var(--navy);font-weight:600}
@media(max-width:780px){.proc-row{grid-template-columns:1fr;gap:12px}}

/* Deliverables list */
.deliv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--cloud-30);border:1px solid var(--cloud-30);border-radius:var(--r-lg);overflow:hidden}
@media(max-width:840px){.deliv-grid{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.deliv-grid{grid-template-columns:1fr}}
.deliv{background:#fff;padding:28px;display:flex;flex-direction:column;gap:10px;min-height:180px}
.deliv .num{font-family:var(--ff-mono);font-size:11px;color:var(--mint);letter-spacing:.12em;text-transform:uppercase}
.deliv h3{margin:0;font-family:var(--ff-th);font-weight:600;font-size:17px;color:var(--navy);line-height:1.35}
.deliv p{margin:0;color:var(--navy-70);font-size:14px;line-height:1.6}

/* Who it's for / "fit" two-col */
.fit-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:760px){.fit-grid{grid-template-columns:1fr}}
.fit{background:#fff;border:1px solid var(--cloud-30);border-radius:var(--r-lg);padding:28px}
.fit h3{margin:0 0 16px;display:flex;align-items:center;gap:10px;font-family:var(--ff-th);font-weight:600;font-size:17px;color:var(--navy)}
.fit h3 .badge{font-family:var(--ff-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;padding:4px 8px;border-radius:6px;font-weight:500}
.fit.good h3 .badge{background:var(--mint-soft);color:var(--mint)}
.fit.no h3 .badge{background:rgba(240,183,84,.15);color:#B8842B}
.fit ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.fit li{padding-left:26px;position:relative;color:var(--navy-70);font-size:14.5px;line-height:1.6}
.fit.good li::before{content:"✓";position:absolute;left:0;color:var(--mint);font-weight:600;font-family:var(--ff-mono)}
.fit.no li::before{content:"–";position:absolute;left:0;color:var(--mist);font-weight:600;font-family:var(--ff-mono)}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:0}
.faq details{border-top:1px solid var(--cloud-30);padding:24px 0;transition:padding .2s}
.faq details:last-child{border-bottom:1px solid var(--cloud-30)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;font-family:var(--ff-th);font-weight:500;font-size:17px;color:var(--navy);line-height:1.4}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--ff-mono);font-weight:400;font-size:24px;color:var(--mist);transition:transform .2s}
.faq details[open] summary::after{content:"–";color:var(--mint)}
.faq details[open]{padding-bottom:28px}
.faq .answer{margin-top:14px;color:var(--navy-70);font-size:15.5px;line-height:1.7;max-width:64ch}
.faq .answer p{margin:0 0 10px}
.faq .answer p:last-child{margin:0}

/* CTA */
.cta{background:var(--navy);color:#fff;position:relative;overflow:hidden;padding:88px 0}
.cta .grid-bg{position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at top right, #000 0%, transparent 60%);
  -webkit-mask-image:radial-gradient(ellipse at top right, #000 0%, transparent 60%);
}
.cta-inner{position:relative;text-align:center;max-width:680px;margin:0 auto}
.cta-eye{color:var(--mint);font-family:var(--ff-mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;margin-bottom:20px}
.cta h2{color:#fff;font-size:clamp(30px,4vw,48px);font-weight:600;font-family:var(--ff-th);line-height:1.15;margin:0 auto 16px;max-width:20ch;text-wrap:balance}
.cta .sub{color:rgba(255,255,255,.7);font-size:17px;max-width:56ch;margin:0 auto 32px;line-height:1.6}
.cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta .btn-ghost{color:#fff;border-color:rgba(255,255,255,.25)}
.cta .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06)}

/* Related services */
.related-svcs{padding:80px 0;background:var(--snow);border-top:1px solid var(--cloud-30)}
.related-svcs .h{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:32px}
.related-svcs .h h2{margin:0;font-family:var(--ff-th);font-weight:600;font-size:24px;color:var(--navy)}
.related-svcs .h .eye{font-family:var(--ff-mono);font-size:11px;color:var(--mist);letter-spacing:.14em;text-transform:uppercase}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:840px){.related-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.related-grid{grid-template-columns:1fr}}
.related-card{
  background:#fff;border:1px solid var(--cloud-30);border-radius:var(--r-lg);
  padding:24px;display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease, box-shadow .2s ease;
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-card)}
.related-card .num{font-family:var(--ff-mono);font-size:11px;color:var(--mint);letter-spacing:.12em}
.related-card h3{margin:0;font-family:var(--ff-th);font-weight:600;font-size:18px;color:var(--navy)}
.related-card p{margin:0;font-size:14px;color:var(--navy-70);line-height:1.55}
.related-card .more{margin-top:auto;padding-top:14px;font-family:var(--ff-mono);font-size:11px;color:var(--navy);letter-spacing:.1em;text-transform:uppercase;border-top:1px solid var(--cloud-30);display:flex;align-items:center;gap:6px}
.related-card .more::after{content:"→"}

/* Footer */
.footer{background:#0F1B36;color:rgba(255,255,255,.7);padding:64px 0 32px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
@media(max-width:840px){.foot-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media(max-width:540px){.foot-grid{grid-template-columns:1fr}}
.foot-col h4{font-family:var(--ff-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.45);font-weight:500;margin-bottom:18px}
.foot-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.foot-col a{color:rgba(255,255,255,.78);font-size:14px}
.foot-col a:hover{color:var(--mint)}
.foot-brand .tagline{font-family:var(--ff-en);font-weight:500;font-size:16px;color:#fff;margin:18px 0 8px}
.foot-brand .tagline-th{font-family:var(--ff-th);font-size:14px;color:rgba(255,255,255,.55)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:32px;border-top:1px solid rgba(255,255,255,.08);font-family:var(--ff-mono);font-size:12px;color:rgba(255,255,255,.4);flex-wrap:wrap;gap:14px}
.foot-bottom .legal a{margin-left:24px}

/* Special: Health Check page */
.hc-hero{background:linear-gradient(180deg, var(--snow) 0%, var(--mint-soft) 100%)}
.hc-badge{display:inline-flex;align-items:center;gap:10px;background:var(--navy);color:#fff;padding:8px 16px;border-radius:999px;font-family:var(--ff-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:20px}
.hc-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--mint)}
.hc-promise{
  background:#fff;border:1px solid var(--cloud-30);border-radius:var(--r-lg);
  padding:36px;margin-top:48px;display:grid;grid-template-columns:1fr 1fr;gap:0;
}
@media(max-width:720px){.hc-promise{grid-template-columns:1fr}}
.hc-promise .col{padding:0 24px}
.hc-promise .col:first-child{border-right:1px solid var(--cloud-30);padding-left:0}
.hc-promise .col:last-child{padding-right:0}
@media(max-width:720px){.hc-promise .col:first-child{border-right:0;border-bottom:1px solid var(--cloud-30);padding-bottom:24px;padding-left:0;padding-right:0;margin-bottom:24px}.hc-promise .col:last-child{padding:0}}
.hc-promise .lbl{font-family:var(--ff-mono);font-size:11px;color:var(--mint);letter-spacing:.18em;text-transform:uppercase;margin-bottom:12px}
.hc-promise h3{margin:0 0 14px;font-family:var(--ff-th);font-weight:600;font-size:22px;color:var(--navy);line-height:1.3}
.hc-promise ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.hc-promise li{padding-left:22px;position:relative;color:var(--navy-70);font-size:14.5px;line-height:1.6}
.hc-promise.good li::before,.hc-promise li.good::before{content:"✓";position:absolute;left:0;color:var(--mint);font-weight:600;font-family:var(--ff-mono)}
.hc-promise.no li::before,.hc-promise li.no::before{content:"–";position:absolute;left:0;color:var(--mist);font-weight:600;font-family:var(--ff-mono)}


/* ───────────────── Mobile polish (≤640px) ───────────────── */
@media(max-width:640px){
  body{font-size:15px}
  .container{padding:0 18px}

  /* Nav */
  .nav-inner{height:60px}
  .logo .logo-img{height:28px}
  .nav-cta{gap:8px}
  .btn{padding:11px 16px;font-size:14px;gap:6px}
  .btn-sm{padding:9px 14px;font-size:13px}

  /* Service hero */
  .svc-hero{padding:40px 0 56px}
  .svc-crumbs{margin-bottom:20px;font-size:11px;flex-wrap:wrap}
  .svc-title{font-size:34px;line-height:1.1;margin:0 0 16px}
  .svc-deck{font-size:16px;line-height:1.55}
  .svc-cta-row{flex-direction:column;align-items:stretch;gap:10px;margin-top:24px}
  .svc-cta-row .btn{justify-content:center;width:100%}
  .svc-facts{margin-top:32px}
  .svc-facts .f{padding:16px 18px}

  /* Sections */
  .sec{padding:56px 0}
  .sec-head{margin-bottom:32px}
  .sec-head h2{font-size:24px;line-height:1.25}
  .sec-head p{font-size:15px}

  /* Procedure rows */
  .proc-row h3{font-size:18px}
  .proc-row .desc{font-size:14.5px}
  .proc-row .step{font-size:11px}

  /* Deliverables */
  .deliv{padding:22px}

  /* Fit grid */
  .fit{padding:22px}
  .fit h3{font-size:16px}

  /* CTA section */
  .cta-btns{flex-direction:column;align-items:stretch}
  .cta-btns .btn{justify-content:center;width:100%}

  /* Footer */
  .footer{padding:48px 0 28px}
  .foot-grid{gap:28px;margin-bottom:32px}

  /* HC promise (Health Check) */
  .hc-promise{padding:24px 20px;margin-top:32px}
  .hc-promise h3{font-size:18px}

  /* FAQ */
  .faq details summary{font-size:15px}
}

@media(max-width:380px){
  .svc-title{font-size:30px}
  .nav-cta .btn{padding:9px 12px;font-size:13px}
  .nav-cta .btn .arr{display:none}
  .logo .logo-img{height:24px}
}