/* =========================================================
   MEISEI BOTANICAL MANUFACTURING — design system
   Palette derived from the MBM emblem (deep forest → lime sprout)
   ========================================================= */

:root{
  --ink:      #052318;
  --forest:   #0C4A30;
  --jade:     #17714A;
  --sprout:   #7CBE3F;
  --sprout-2: #A8D948;
  --pulp:     #F3F7F1;
  --paper:    #FFFFFF;
  --slate:    #5A6E62;
  --line:     rgba(12,74,48,.16);
  --line-soft:rgba(12,74,48,.08);

  --display:'Bricolage Grotesque','Noto Sans Thai',system-ui,sans-serif;
  --body:'Instrument Sans','Noto Sans Thai',system-ui,sans-serif;
  --mono:'IBM Plex Mono','Noto Sans Thai',ui-monospace,monospace;

  --wrap:1220px;
  --pad:clamp(20px,5vw,56px);
  --r:14px;

  --shadow-s:0 1px 2px rgba(5,35,24,.06),0 6px 18px rgba(5,35,24,.06);
  --shadow-m:0 2px 4px rgba(5,35,24,.06),0 18px 44px rgba(5,35,24,.11);
  --ease:cubic-bezier(.2,.7,.25,1);
}

/* nonwoven fibre texture — the material they actually coat */
:root{
  --fibre:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23f)'/%3E%3C/svg%3E");
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--body);font-size:17px;line-height:1.65;
  font-feature-settings:"ss01","cv01";
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;letter-spacing:-.026em;line-height:1.06;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(72px,9vw,132px);position:relative}
.section--pulp{background:var(--pulp)}
.section--ink{background:var(--ink);color:#E8F0E9}
.section--ink h2,.section--ink h3{color:#fff}

/* ---------- type utilities ---------- */
.eyebrow{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--jade);display:flex;align-items:center;gap:12px;margin-bottom:22px;font-weight:500;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--sprout);flex:none}
.section--ink .eyebrow{color:var(--sprout-2)}
.section--ink .eyebrow::before{background:var(--sprout)}

.h-xl{font-size:clamp(2.4rem,6.2vw,4.3rem)}
.h-lg{font-size:clamp(2rem,4.2vw,3.15rem)}
.h-md{font-size:clamp(1.45rem,2.4vw,1.95rem)}
.lede{font-size:clamp(1.02rem,1.5vw,1.19rem);color:var(--slate);max-width:62ch}
.section--ink .lede{color:rgba(232,240,233,.72)}
.muted{color:var(--slate)}
.mono{font-family:var(--mono)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--body);font-weight:600;font-size:15px;letter-spacing:-.01em;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,color .25s,border-color .25s;
}
.btn svg{width:15px;height:15px;transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn--primary{background:var(--forest);color:#fff;box-shadow:0 10px 26px rgba(12,74,48,.26)}
.btn--primary:hover{background:var(--ink);transform:translateY(-2px);box-shadow:0 16px 34px rgba(12,74,48,.32)}
.btn--sprout{background:var(--sprout);color:var(--ink);box-shadow:0 10px 26px rgba(124,190,63,.32)}
.btn--sprout:hover{background:var(--sprout-2);transform:translateY(-2px)}
.btn--ghost{border-color:var(--line);color:var(--forest);background:transparent}
.btn--ghost:hover{border-color:var(--forest);background:rgba(12,74,48,.05)}
.btn--ghost-light{border-color:rgba(255,255,255,.28);color:#fff}
.btn--ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.09)}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.88);
  backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav__bar{display:flex;align-items:center;gap:28px;height:78px}
.nav__logo{display:flex;align-items:center;gap:11px;flex:none}
.nav__logo img{height:42px;width:auto}
.nav__logo b{font-family:var(--display);font-size:15.5px;letter-spacing:-.02em;line-height:1.05;color:var(--forest);display:block}
.nav__logo span{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--slate);display:block}
.nav__links{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav__links a{
  font-size:14.5px;font-weight:500;padding:9px 14px;border-radius:8px;color:var(--ink);
  transition:color .2s,background .2s;position:relative;
}
.nav__links a:hover{background:var(--pulp);color:var(--forest)}
.nav__links a.is-active{color:var(--forest)}
.nav__links a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;background:var(--sprout);border-radius:2px;
}
.nav__cta{flex:none}
.nav__toggle{display:none;background:none;border:1px solid var(--line);border-radius:9px;width:44px;height:40px;cursor:pointer;padding:0}
.nav__toggle span{display:block;width:18px;height:1.6px;background:var(--ink);margin:3.6px auto;transition:.3s var(--ease)}
.nav.is-open .nav__toggle span:nth-child(1){transform:translateY(5.2px) rotate(45deg)}
.nav.is-open .nav__toggle span:nth-child(2){opacity:0}
.nav.is-open .nav__toggle span:nth-child(3){transform:translateY(-5.2px) rotate(-45deg)}

@media(max-width:1200px){
  .nav__toggle{display:block;margin-left:auto}
  .nav__cta{display:none}
  .nav__links{
    position:absolute;top:78px;left:0;right:0;background:var(--paper);flex-direction:column;
    align-items:stretch;gap:0;padding:10px var(--pad) 26px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-m);display:none;
  }
  .nav.is-open .nav__links{display:flex}
  .nav__links a{padding:14px 4px;border-bottom:1px solid var(--line-soft);border-radius:0}
  .nav__links .btn{margin-top:16px;justify-content:center}
}

/* ---------- hero ---------- */
.hero{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding-block:clamp(72px,10vw,116px) clamp(90px,11vw,140px);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(58% 62% at 78% 12%,rgba(124,190,63,.30),transparent 62%),
    radial-gradient(70% 78% at 8% 96%,rgba(23,113,74,.55),transparent 66%),
    linear-gradient(160deg,#052318 0%,#08361F 48%,#0C4A30 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;background-image:var(--fibre);
  opacity:.055;mix-blend-mode:screen;pointer-events:none;
}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero .eyebrow{color:var(--sprout-2)}
.hero h1{font-size:clamp(2.5rem,5.6vw,4.15rem);letter-spacing:-.035em}
.hero h1 em{font-style:normal;color:var(--sprout-2)}
.hero__lede{margin-top:24px;font-size:clamp(1.02rem,1.4vw,1.16rem);color:rgba(232,240,233,.76);max-width:52ch}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero__meta{
  display:flex;flex-wrap:wrap;gap:0;margin-top:46px;border-top:1px solid rgba(255,255,255,.14);padding-top:22px;
}
.hero__meta div{padding-right:34px;margin-right:34px;border-right:1px solid rgba(255,255,255,.14)}
.hero__meta div:last-child{border:0;margin-right:0;padding-right:0}
.hero__meta dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--sprout-2)}
.hero__meta dd{margin:5px 0 0;font-family:var(--display);font-size:1.22rem;font-weight:600;letter-spacing:-.02em}

/* technical patch drawing */
.patch-draw{width:100%;height:auto}
.patch-draw .cut{stroke:var(--sprout);stroke-width:1.4;stroke-dasharray:7 6;fill:none;opacity:.85}
.patch-draw .dim{stroke:rgba(255,255,255,.36);stroke-width:1}
.patch-draw .dim-label{font-family:var(--mono);font-size:11px;fill:rgba(255,255,255,.6);letter-spacing:.08em}
.patch-draw .layer-label{font-family:var(--mono);font-size:10.5px;fill:rgba(255,255,255,.72);letter-spacing:.1em}
.patch-draw .lead{stroke:rgba(255,255,255,.3);stroke-width:1;stroke-dasharray:3 3}

@media(prefers-reduced-motion:no-preference){
  .patch-draw .cut{stroke-dashoffset:520;animation:dash 2.4s var(--ease) .3s forwards}
  @keyframes dash{to{stroke-dashoffset:0}}
}

@media(max-width:900px){
  .hero__inner{grid-template-columns:1fr}
  .hero__art{order:-1;max-width:400px}
  .hero__meta div{border-right:0;margin-right:0;padding-right:0;min-width:46%;margin-bottom:16px}
}

/* ---------- capability strip ---------- */
.strip{background:var(--forest);color:#fff;padding-block:0}
.strip__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.strip__grid > div{
  padding:30px 26px;border-right:1px solid rgba(255,255,255,.13);
  display:flex;gap:14px;align-items:flex-start;
}
.strip__grid > div:last-child{border-right:0}
.strip svg{width:22px;height:22px;flex:none;stroke:var(--sprout-2);fill:none;stroke-width:1.6;margin-top:2px}
.strip b{display:block;font-family:var(--display);font-size:15.5px;letter-spacing:-.015em}
.strip small{display:block;font-size:13px;color:rgba(255,255,255,.6);line-height:1.5;margin-top:3px}
@media(max-width:900px){.strip__grid{grid-template-columns:1fr 1fr}
  .strip__grid > div:nth-child(2n){border-right:0}
  .strip__grid > div:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.13)}}
@media(max-width:540px){.strip__grid{grid-template-columns:1fr}
  .strip__grid > div{border-right:0;border-bottom:1px solid rgba(255,255,255,.13)}}

/* ---------- section head ---------- */
.head{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:end;margin-bottom:clamp(38px,5vw,60px)}
.head__text{max-width:44ch}
.head h2{margin-bottom:16px}
@media(max-width:760px){.head{grid-template-columns:1fr;align-items:start}}

/* ---------- SIGNATURE: die-cut patch cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(272px,1fr));gap:clamp(16px,2vw,24px)}
.patch{
  position:relative;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);
  padding:30px 28px 32px;overflow:hidden;isolation:isolate;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s;
  display:flex;flex-direction:column;
}
.section--pulp .patch{background:var(--paper)}
/* the liner peel */
.patch::before{
  content:"";position:absolute;top:0;right:0;width:0;height:0;z-index:2;
  border-style:solid;border-width:0 34px 34px 0;
  border-color:transparent var(--pulp) transparent transparent;
  transition:border-width .38s var(--ease);
}
.patch::after{
  content:"";position:absolute;top:0;right:0;width:34px;height:34px;z-index:1;
  background:linear-gradient(225deg,rgba(124,190,63,.55),rgba(12,74,48,.14) 55%,transparent 72%);
  transition:width .38s var(--ease),height .38s var(--ease);
}
.patch:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:rgba(124,190,63,.5)}
.patch:hover::before{border-width:0 56px 56px 0}
.patch:hover::after{width:56px;height:56px}
.patch__no{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--sprout);margin-bottom:18px}
.patch h3{font-size:1.19rem;letter-spacing:-.02em;margin-bottom:11px;padding-right:26px}
.patch p{font-size:14.7px;color:var(--slate);line-height:1.62}
.patch__tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}
.tag{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;
  padding:5px 10px;border-radius:6px;background:var(--pulp);color:var(--jade);border:1px solid var(--line-soft);
}
.section--pulp .tag{background:rgba(12,74,48,.06)}
.patch__link{
  margin-top:auto;padding-top:22px;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--forest);display:inline-flex;gap:8px;align-items:center;
}
.patch__link svg{width:13px;height:13px;transition:transform .3s var(--ease)}
.patch:hover .patch__link svg{transform:translateX(4px)}

/* ---------- process (a real sequence — numbering earns its place) ---------- */
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid rgba(255,255,255,.14);border-radius:var(--r);overflow:hidden}
.flow__step{padding:32px 30px;border-right:1px solid rgba(255,255,255,.14);border-bottom:1px solid rgba(255,255,255,.14);position:relative}
.flow__step:nth-child(3n){border-right:0}
.flow__step:nth-last-child(-n+3){border-bottom:0}
.flow__step::after{
  content:"";position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--sprout);
  transition:width .5s var(--ease);
}
.flow__step:hover::after{width:100%}
.flow__n{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--sprout-2);margin-bottom:16px}
.flow__step h3{font-size:1.12rem;margin-bottom:9px;letter-spacing:-.02em}
.flow__step p{font-size:14.4px;color:rgba(232,240,233,.66);line-height:1.6}
@media(max-width:900px){.flow{grid-template-columns:1fr 1fr}
  .flow__step{border-right:1px solid rgba(255,255,255,.14)!important;border-bottom:1px solid rgba(255,255,255,.14)!important}
  .flow__step:nth-child(2n){border-right:0!important}}
@media(max-width:560px){.flow{grid-template-columns:1fr}
  .flow__step{border-right:0!important}}

/* ---------- split / feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,5vw,74px);align-items:center}
.split--wide{grid-template-columns:.85fr 1.15fr}
@media(max-width:880px){.split,.split--wide{grid-template-columns:1fr}}

.checklist li{
  display:flex;gap:13px;padding:15px 0;border-bottom:1px solid var(--line-soft);
  font-size:15.2px;color:var(--ink);
}
.checklist li:last-child{border-bottom:0}
.checklist svg{width:17px;height:17px;flex:none;margin-top:3px;stroke:var(--sprout);fill:none;stroke-width:2.2}
.checklist b{font-weight:600}
.checklist span{color:var(--slate);display:block;font-size:14.2px;margin-top:2px}

/* spec table — the vernacular of a factory datasheet */
.spec{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--paper)}
.spec__row{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;border-bottom:1px solid var(--line-soft)}
.spec__row:last-child{border-bottom:0}
.spec__row:nth-child(odd){background:rgba(243,247,241,.7)}
.spec dt{
  padding:15px 20px;font-family:var(--mono);font-size:11px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--jade);border-right:1px solid var(--line-soft);
}
.spec dd{margin:0;padding:15px 20px;font-size:14.8px}
@media(max-width:560px){.spec__row{grid-template-columns:1fr}.spec dt{border-right:0;padding-bottom:2px}}

/* ---------- quote / statement ---------- */
.statement{
  position:relative;border-left:3px solid var(--sprout);padding:6px 0 6px 30px;
  font-family:var(--display);font-size:clamp(1.25rem,2.4vw,1.72rem);line-height:1.32;letter-spacing:-.025em;
}

/* ---------- figures / emblem panel ---------- */
.panel{
  position:relative;border-radius:20px;overflow:hidden;background:linear-gradient(150deg,#0C4A30,#052318);
  padding:clamp(34px,5vw,54px);color:#fff;
}
.panel::after{content:"";position:absolute;inset:0;background-image:var(--fibre);opacity:.06;mix-blend-mode:screen}
.panel__mark{position:absolute;right:-40px;bottom:-50px;width:290px;opacity:.14;filter:grayscale(1) brightness(2.4)}
.panel > *{position:relative;z-index:2}
.panel dl{display:grid;grid-template-columns:1fr 1fr;gap:26px 30px;margin:0}
.panel dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--sprout-2)}
.panel dd{margin:6px 0 0;font-family:var(--display);font-size:1.5rem;font-weight:600;letter-spacing:-.025em}
.panel dd small{display:block;font-family:var(--body);font-size:13.4px;font-weight:400;color:rgba(232,240,233,.6);letter-spacing:0;margin-top:4px;line-height:1.5}

/* ---------- CTA band ---------- */
.cta{position:relative;background:var(--forest);color:#fff;overflow:hidden}
.cta::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(60% 130% at 88% 50%,rgba(124,190,63,.32),transparent 60%);
}
.cta::after{content:"";position:absolute;inset:0;background-image:var(--fibre);opacity:.05;mix-blend-mode:screen}
.cta__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.2fr auto;gap:36px;align-items:center}
@media(max-width:820px){.cta__inner{grid-template-columns:1fr}}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(32px,5vw,64px)}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.field{margin-bottom:18px}
.field label{
  display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--jade);margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--body);font-size:15.4px;color:var(--ink);
  padding:13px 16px;border:1px solid var(--line);border-radius:10px;background:var(--paper);
  transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:132px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--sprout);box-shadow:0 0 0 3px rgba(124,190,63,.18);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:560px){.field-row{grid-template-columns:1fr}}
.form-note{font-size:13px;color:var(--slate);margin-top:14px}

.info-list li{padding:18px 0;border-bottom:1px solid var(--line-soft);display:flex;gap:16px;align-items:flex-start}
.info-list li:last-child{border-bottom:0}
.info-list svg{width:19px;height:19px;flex:none;stroke:var(--jade);fill:none;stroke-width:1.6;margin-top:3px}
.info-list dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--slate)}
.info-list dd{margin:4px 0 0;font-size:15.6px;font-weight:500}

/* ---------- page header (inner pages) ---------- */
.pagehead{position:relative;background:var(--ink);color:#fff;overflow:hidden;padding-block:clamp(58px,7vw,92px) clamp(58px,7vw,88px)}
.pagehead::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(60% 80% at 82% 0%,rgba(124,190,63,.24),transparent 60%),
             linear-gradient(150deg,#052318,#0C4A30);
}
.pagehead::after{content:"";position:absolute;inset:0;background-image:var(--fibre);opacity:.055;mix-blend-mode:screen}
.pagehead__inner{position:relative;z-index:2;max-width:62ch}
.crumb{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:rgba(232,240,233,.5);margin-bottom:18px}
.crumb a:hover{color:var(--sprout-2)}
.pagehead p{margin-top:20px;color:rgba(232,240,233,.72);font-size:clamp(1rem,1.4vw,1.13rem)}

/* ---------- footer ---------- */
.foot{background:var(--ink);color:rgba(232,240,233,.72);padding-block:64px 0;position:relative;overflow:hidden}
.foot::after{content:"";position:absolute;inset:0;background-image:var(--fibre);opacity:.045;mix-blend-mode:screen;pointer-events:none}
.foot__grid{position:relative;z-index:2;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
@media(max-width:900px){.foot__grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot__grid{grid-template-columns:1fr}}
.foot h4{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--sprout-2);
  font-weight:500;margin-bottom:18px;
}
.foot a:hover{color:var(--sprout-2)}
.foot li{padding:6px 0;font-size:14.6px}
.foot__brand{display:flex;gap:13px;align-items:center;margin-bottom:20px}
.foot__brand img{height:52px;width:auto}
.foot__brand b{font-family:var(--display);color:#fff;font-size:17px;letter-spacing:-.02em;display:block;line-height:1.15}
.foot__brand span{font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;display:block;margin-top:3px}
.foot__addr{font-size:14.6px;line-height:1.7;max-width:34ch}
.foot__bar{
  position:relative;z-index:2;margin-top:52px;border-top:1px solid rgba(255,255,255,.11);
  padding-block:22px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-family:var(--mono);font-size:11px;letter-spacing:.09em;color:rgba(232,240,233,.42);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(20px)}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}
.reveal.is-in{opacity:1;transform:none;transition:opacity .7s var(--ease),transform .7s var(--ease)}

:focus-visible{outline:2px solid var(--sprout);outline-offset:3px;border-radius:4px}
::selection{background:var(--sprout);color:var(--ink)}

/* =========================================================
   v2 — compact nav + bilingual (TH uses IBM Plex Sans Thai)
   ========================================================= */

/* --- compact navigation (was wrapping to 2 lines) --- */
.nav__bar{height:66px;gap:14px}
.nav__logo{gap:9px}
.nav__logo img{height:34px}
.nav__logo b{font-size:13.5px}
.nav__logo span{font-size:8.5px;letter-spacing:.14em}
.nav__links{gap:1px}
.nav__links a{font-size:13.5px;padding:8px 10px;white-space:nowrap}
.nav__links a.is-active::after{left:10px;right:10px}
.nav__links .btn{padding:9px 16px;font-size:12.5px;gap:7px}
.nav__links .btn svg{width:13px;height:13px}
@media(max-width:1200px){
  .nav__links a{font-size:15px;white-space:normal}
  .nav__links .btn{font-size:14px;padding:12px 20px}
}

/* --- language switcher --- */
.lang{
  display:flex;align-items:center;gap:2px;margin-left:6px;flex:none;
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;
}
.lang a{
  padding:5px 8px;border-radius:7px;color:var(--slate);transition:color .2s,background .2s;
}
.lang a:hover{color:var(--forest);background:var(--pulp)}
.lang a.is-on{color:var(--forest);background:rgba(124,190,63,.16);font-weight:500}
.lang span{color:var(--line);user-select:none}
@media(max-width:1200px){
  .lang{margin:14px 0 0;justify-content:center}
  .lang a{font-size:13px;padding:8px 14px}
}

/* --- Thai typography: IBM Plex Sans Thai --- */
html[lang="th"]{
  --display:'IBM Plex Sans Thai',system-ui,sans-serif;
  --body:'IBM Plex Sans Thai',system-ui,sans-serif;
  --mono:'IBM Plex Mono','IBM Plex Sans Thai',ui-monospace,monospace;
}
html[lang="th"] body{font-size:16.5px;line-height:1.85}
html[lang="th"] h1,html[lang="th"] h2,html[lang="th"] h3,html[lang="th"] h4{
  letter-spacing:0;line-height:1.3;font-weight:700;
}
html[lang="th"] .hero h1{font-size:clamp(2.05rem,4.6vw,3.35rem);letter-spacing:0}
html[lang="th"] .h-lg{font-size:clamp(1.7rem,3.5vw,2.6rem)}
html[lang="th"] .h-md{font-size:clamp(1.3rem,2.1vw,1.7rem)}
html[lang="th"] .lede{line-height:1.85}
html[lang="th"] .statement{line-height:1.55;font-size:clamp(1.12rem,2vw,1.45rem)}
html[lang="th"] .btn{letter-spacing:0}
html[lang="th"] .patch h3{line-height:1.4}
html[lang="th"] .flow__step h3{line-height:1.4}
html[lang="th"] .hero__meta dd{font-size:1.1rem}

.sitehdr .nav{position:sticky;top:0}
.preview-bar{position:fixed;bottom:14px;right:14px;z-index:99;font-family:var(--mono);font-size:10.5px;
letter-spacing:.14em;text-transform:uppercase;background:var(--ink);color:var(--sprout-2);
padding:8px 14px;border-radius:999px;opacity:.85;pointer-events:none}