:root{
  --ink:#0A1710;
  --navy:#123021;
  --navy-2:#1A4630;
  --green:#5BAC46;
  --green-lift:#77C862;
  --green-soft:#A7D398;
  --paper:#EEF1EC;
  --paper-2:#E2E8E1;
  --rule:#C9D2C9;
  --white:#FFFFFF;

  --display:"Bai Jamjuree",system-ui,sans-serif;
  --body:"IBM Plex Sans Thai",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;

  --pad:clamp(20px,5vw,88px);
  --maxw:1320px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--body);
  font-weight:300;
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
:focus-visible{outline:2px solid var(--green-lift);outline-offset:3px}

.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

.eyebrow{
  font-family:var(--mono);font-size:11px;font-weight:500;
  letter-spacing:.22em;text-transform:uppercase;
  color:var(--green-soft);
}
.eyebrow.on-paper{color:var(--green)}

h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.24;letter-spacing:-.015em}

/* ============ PERFORATION (signature) ============ */
.perf{
  position:relative;height:26px;
  background:transparent;
}
.perf::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle 7px at 13px 50%, var(--perf-punch,var(--paper)) 98%, transparent 100%);
  background-size:26px 26px;
  background-repeat:repeat-x;
  opacity:.14;
}
.perf::after{
  content:"";position:absolute;left:0;right:0;top:50%;
  border-top:1px dashed var(--perf-line,rgba(238,241,236,.28));
}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:80;
  backdrop-filter:blur(14px);
  background:rgba(10,23,16,.82);
  border-bottom:1px solid rgba(238,241,236,.09);
  transition:background .3s ease;
}
.nav-in{
  max-width:var(--maxw);margin:0 auto;
  padding:0 var(--pad);
  height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:inline-flex;align-items:center}
.brand img{height:38px;width:auto}
.foot .brand img{height:52px}
@media (max-width:720px){.brand img{height:30px}}

.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{
  font-size:14.5px;font-weight:400;color:rgba(238,241,236,.74);
  transition:color .2s ease;position:relative;padding:4px 0;
}
.nav-links a:hover{color:var(--paper)}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--green-lift);transition:width .25s ease;
}
.nav-links a:hover::after{width:100%}

.btn-line{
  font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  background:var(--green);color:#0A2410;
  padding:11px 20px;border-radius:2px;
  transition:background .2s ease,transform .2s ease;
  white-space:nowrap;
}
.btn-line:hover{background:var(--green-lift);transform:translateY(-1px)}
.nav-toggle{display:none;background:none;border:0;color:var(--paper);font-size:22px;cursor:pointer;padding:6px}

/* ============ HERO ============ */
.hero{
  padding-top:158px;padding-bottom:0;
  position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-200px;right:-140px;
  width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(91,172,70,.22) 0%,transparent 68%);
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:1fr 340px;gap:56px;align-items:end;
  position:relative;
}
.hero h1{
  font-size:clamp(56px,10.5vw,148px);
  margin:26px 0 0;
  letter-spacing:-.035em;
}
.hero h1 .thin{
  display:block;font-weight:500;color:var(--green-soft);
  font-size:.42em;letter-spacing:-.01em;margin-bottom:.18em;line-height:1.3;
}
.hero h1 em{
  font-style:normal;color:var(--green-lift);
}
.hero-sub{
  max-width:53ch;margin-top:30px;
  font-size:clamp(16px,1.6vw,19px);
  color:rgba(238,241,236,.72);line-height:1.8;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;padding-bottom:60px}

.stub{
  display:inline-flex;align-items:center;gap:14px;
  background:var(--green);color:#0A2410;
  font-family:var(--display);font-weight:600;font-size:15.5px;
  padding:16px 28px;
  border-radius:3px;
  position:relative;
  transition:transform .22s ease,box-shadow .22s ease;
}
.stub::before,.stub::after{
  content:"";position:absolute;width:14px;height:14px;border-radius:50%;
  background:var(--ink);top:50%;transform:translateY(-50%);
}
.stub::before{left:-7px}
.stub::after{right:-7px}
.stub:hover{transform:translateY(-3px);box-shadow:0 12px 30px -12px rgba(119,200,98,.6)}
.stub .num{font-family:var(--mono);font-size:11px;opacity:.55;letter-spacing:.08em}

.stub-ghost{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid rgba(238,241,236,.28);
  padding:16px 28px;border-radius:3px;
  font-family:var(--display);font-weight:600;font-size:15.5px;
  transition:border-color .2s ease,color .2s ease;
}
.stub-ghost:hover{border-color:var(--green-lift);color:var(--green-lift)}

/* draw counter */
.drum{
  border:1px solid rgba(238,241,236,.16);
  border-radius:4px;
  background:linear-gradient(180deg,rgba(26,70,48,.55),rgba(18,48,33,.25));
  padding:24px 24px 22px;
  margin-bottom:60px;
}
.drum + .drum{margin-top:-44px}
.drum-label{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:rgba(238,241,236,.5)}
.drum-num{
  font-family:var(--display);font-weight:700;
  font-size:60px;line-height:1;color:var(--white);
  letter-spacing:-.04em;margin-top:8px;
  display:flex;align-items:baseline;gap:6px;
}
.drum-num sup{font-size:.34em;color:var(--green-lift);font-weight:600;top:-.9em}
.drum-note{font-size:13.5px;color:rgba(238,241,236,.55);margin-top:8px;line-height:1.6}

/* ============ MARQUEE ============ */
.marquee{
  border-top:1px solid rgba(238,241,236,.1);
  border-bottom:1px solid rgba(238,241,236,.1);
  background:rgba(18,48,33,.4);
  overflow:hidden;padding:18px 0;
}
.marquee-track{display:flex;width:max-content;animation:slide 34s linear infinite}
.marquee-track span{
  font-family:var(--display);font-weight:600;font-size:15px;
  letter-spacing:.02em;color:rgba(238,241,236,.62);
  padding:0 26px;white-space:nowrap;
  display:flex;align-items:center;gap:26px;
}
.marquee-track span::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--green)}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ============ SECTIONS ============ */
.sec{padding:104px 0}
.sec-paper{background:var(--paper);color:var(--navy);--perf-punch:var(--ink);--perf-line:rgba(18,48,33,.3)}
.sec-paper h2,.sec-paper h3{color:var(--navy)}

.sec-head{max-width:760px;margin-bottom:56px}
.sec-head h2{font-size:clamp(34px,5.2vw,64px);margin-top:16px;letter-spacing:-.03em}
.sec-head p{margin-top:20px;font-size:17px;line-height:1.8;color:rgba(238,241,236,.68);max-width:60ch}
.sec-paper .sec-head p{color:rgba(18,48,33,.72)}

/* ---- service stubs ---- */
.stub-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.svc{
  background:var(--white);
  border-radius:4px;
  padding:30px 28px 26px;
  position:relative;
  border:1px solid var(--rule);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  overflow:hidden;
}
.svc::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--green);
  transform:scaleY(0);transform-origin:top;transition:transform .3s ease;
}
.svc:hover{transform:translateY(-5px);border-color:var(--green);box-shadow:0 18px 44px -22px rgba(18,48,33,.45)}
.svc:hover::before{transform:scaleY(1)}
.svc-serial{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  color:var(--green);display:flex;align-items:center;gap:10px;
}
.svc-serial::after{content:"";flex:1;border-top:1px dashed var(--rule)}
.svc h3{font-size:23px;margin:16px 0 10px;letter-spacing:-.02em}
.svc p{font-size:15px;line-height:1.75;color:rgba(18,48,33,.7)}
.svc-tag{
  display:inline-block;margin-top:18px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  background:var(--paper-2);color:var(--navy);padding:5px 10px;border-radius:2px;
}

/* ---- process ---- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0;margin-top:8px}
.step{
  padding:34px 28px 34px 0;
  border-top:1px solid rgba(238,241,236,.16);
  position:relative;
}
.step:not(:last-child){border-right:1px solid rgba(238,241,236,.1);padding-right:32px}
.step:not(:first-child){padding-left:32px}
.step-n{
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--green-lift);
}
.step h3{font-size:21px;margin:14px 0 10px;letter-spacing:-.02em}
.step p{font-size:14.5px;line-height:1.75;color:rgba(238,241,236,.62)}

/* ---- work ---- */
.work-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px}
.work{
  position:relative;border-radius:4px;overflow:hidden;
  background:var(--navy);
  aspect-ratio:4/3;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:26px;
  border:1px solid rgba(238,241,236,.1);
  transition:transform .3s ease,border-color .3s ease;
}
.work::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,var(--navy-2) 0%,var(--navy) 55%,var(--ink) 100%);
  transition:opacity .35s ease;
}
.work::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 78% 18%,rgba(119,200,98,.26) 0%,transparent 58%);
  opacity:0;transition:opacity .35s ease;
}
.work:hover{transform:translateY(-4px);border-color:rgba(119,200,98,.45)}
.work:hover::after{opacity:1}
.work-in{position:relative;z-index:2}
.work-cat{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--green-soft)}
.work h3{font-size:24px;margin-top:12px;letter-spacing:-.02em;color:var(--white)}
.work p{font-size:14px;color:rgba(238,241,236,.6);margin-top:8px;line-height:1.7}

/* ---- why ---- */
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:2px;background:rgba(238,241,236,.1)}
.why{background:var(--ink);padding:38px 32px}
.why-k{
  font-family:var(--display);font-weight:700;font-size:40px;
  color:var(--green-lift);letter-spacing:-.04em;line-height:1;
}
.why h3{font-size:19px;margin:16px 0 10px;letter-spacing:-.015em}
.why p{font-size:14.5px;line-height:1.75;color:rgba(238,241,236,.62)}

/* ---- contact ---- */
.sec-green{background:var(--green);color:#0A2410}
.sec-green .eyebrow{color:rgba(10,36,16,.62)}
.sec-green h2{color:#0A2410}
.sec-green .sec-head p{color:rgba(10,36,16,.75)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.chip{
  font-family:var(--display);font-weight:600;font-size:14.5px;
  border:1px solid rgba(10,36,16,.35);
  padding:10px 18px;border-radius:100px;cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
  user-select:none;
}
.chip:hover{border-color:#0A2410}
.chip[aria-pressed="true"]{background:#0A2410;color:var(--green-lift);border-color:#0A2410}
.form-field{margin-bottom:16px}
.form-field label{
  display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:rgba(10,36,16,.6);margin-bottom:7px;
}
.form-field input,.form-field textarea{
  width:100%;font-family:var(--body);font-size:16px;color:#0A2410;
  background:rgba(255,255,255,.62);
  border:1px solid rgba(10,36,16,.22);border-radius:3px;
  padding:13px 15px;
  transition:border-color .2s ease,background .2s ease;
}
.form-field input:focus,.form-field textarea:focus{
  outline:none;border-color:#0A2410;background:#fff;
}
.form-field textarea{resize:vertical;min-height:110px}
.btn-send{
  font-family:var(--display);font-weight:600;font-size:15.5px;
  background:#0A2410;color:var(--green-lift);
  border:0;border-radius:3px;padding:16px 34px;cursor:pointer;
  transition:transform .2s ease,background .2s ease;
}
.btn-send:hover{transform:translateY(-2px);background:var(--ink)}
.contact-note{font-size:14px;color:rgba(10,36,16,.7);margin-top:14px;line-height:1.7}

/* ---- footer ---- */
.foot{padding:72px 0 40px;border-top:1px solid rgba(238,241,236,.1)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.foot h4{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--green-soft);margin-bottom:16px;font-weight:500}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.foot li a{font-size:14.5px;color:rgba(238,241,236,.66);transition:color .2s ease}
.foot li a:hover{color:var(--green-lift)}
.foot-about{font-size:14.5px;color:rgba(238,241,236,.6);line-height:1.8;margin-top:16px;max-width:36ch}
.foot-bar{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(238,241,236,.1);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:rgba(238,241,236,.42);
}

/* ---- reveal ---- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.rv.in{opacity:1;transform:none}

@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:0}
  .drum{margin-bottom:0}
  .drum + .drum{margin-top:16px}
  .hero-cta{padding-bottom:44px}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .step:not(:last-child){border-right:0;padding-right:0}
  .step:not(:first-child){padding-left:0}
}
@media (max-width:720px){
  .nav-links{
    display:none;position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:var(--ink);border-bottom:1px solid rgba(238,241,236,.12);
    padding:8px var(--pad) 20px;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 0;width:100%;border-bottom:1px solid rgba(238,241,236,.07)}
  .nav-toggle{display:block}
  .btn-line{display:none}
  .sec{padding:76px 0}
  .foot-grid{grid-template-columns:1fr}
  .drum-num{font-size:46px}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none}
}

/* ===== IMAGERY LAYER ===== */

/* hero: photo behind the headline */
.hero{position:relative;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:var(--hero-img);
  background-size:cover;background-position:center 38%;
  opacity:.30;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(10,23,16,.55) 0%, rgba(10,23,16,.80) 55%, var(--ink) 100%),
    linear-gradient(90deg, rgba(10,23,16,.92) 0%, rgba(10,23,16,.55) 55%, rgba(10,23,16,.25) 100%);
}
.hero .wrap{position:relative;z-index:1}

/* photo mosaic band */
.mosaic{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:rgba(238,241,236,.1)}
.mos{position:relative;overflow:hidden;background:var(--navy)}
.mos img{display:block;width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;
  transition:transform .5s ease;filter:saturate(.9)}
.mos:hover img{transform:scale(1.06)}
.mos figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:26px 20px 16px;
  background:linear-gradient(180deg,transparent,rgba(10,23,16,.9));
  font-family:var(--display);font-weight:600;font-size:14.5px;color:var(--paper);
}
.mos.tall{grid-row:span 2}
.mos.tall img{aspect-ratio:4/6.05}

/* photo split band */
.pband{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:0}
.pband-img{position:relative;min-height:420px;overflow:hidden}
.pband-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pband-txt{padding:56px 52px}
.pband-txt .eyebrow{margin-bottom:14px}
.pband-txt h2{font-size:clamp(28px,3.4vw,44px);letter-spacing:-.03em;line-height:1.25}
.pband-txt p{margin-top:18px;font-size:16px;line-height:1.85;color:rgba(238,241,236,.74);max-width:52ch}
.pband-cta{margin-top:26px;display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--green);color:var(--green-lift);
  font-family:var(--display);font-weight:600;font-size:15px;padding:12px 22px;border-radius:3px;
  transition:background .2s ease,color .2s ease}
.pband-cta:hover{background:var(--green);color:#0A2410}

/* thumbnail on work cards */
.wk-thumb{
  position:absolute;inset:0;z-index:0;
  width:100%;height:100%;object-fit:cover;
  opacity:.38;filter:saturate(.85);transition:opacity .35s ease,transform .6s ease;
}
.work:hover .wk-thumb{opacity:.55;transform:scale(1.05)}
.work::before{
  background:linear-gradient(180deg, rgba(10,23,16,.25) 0%, rgba(10,23,16,.78) 45%, rgba(10,23,16,.98) 100%) !important;
}

@media (max-width:900px){
  .mosaic{grid-template-columns:1fr 1fr}
  .mos.tall{grid-row:span 1}
  .mos.tall img{aspect-ratio:4/3}
  .pband{grid-template-columns:1fr}
  .pband-img{min-height:260px}
  .pband-txt{padding:38px 24px}
  .hero-bg{opacity:.22}
}

/* ===== ARTWORK LAYER ===== */
.hero-bg{background-size:64px 64px;background-repeat:repeat;opacity:.5}
.hero-bg::after{
  background:
    radial-gradient(120% 90% at 18% 0%, rgba(26,70,48,.55) 0%, transparent 60%),
    linear-gradient(180deg, rgba(10,23,16,.72) 0%, rgba(10,23,16,.9) 60%, var(--ink) 100%);
}

.artband{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:rgba(238,241,236,.1)}
.art{position:relative;margin:0;overflow:hidden;background:var(--navy)}
.art img{display:block;width:100%;height:auto;aspect-ratio:640/440;
  transition:transform .5s ease}
.art:hover img{transform:scale(1.04)}
.art figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:22px 18px 14px;
  background:linear-gradient(180deg,transparent,rgba(10,23,16,.88));
  font-family:var(--display);font-weight:600;font-size:14px;color:var(--paper);
}
@media (max-width:900px){.artband{grid-template-columns:1fr 1fr}}

/* work cards: artwork band on top, text on solid below */
.work{aspect-ratio:auto !important;padding:0 !important;justify-content:flex-start !important}
.wk-thumb{
  position:relative;display:block;width:100%;height:auto;aspect-ratio:640/380;
  object-fit:cover;object-position:center 40%;z-index:1;
  border-bottom:1px solid rgba(238,241,236,.12);
}
.work{display:flex;flex-direction:column}
.work .work-in{padding:24px 26px 28px;background:var(--ink);position:relative;z-index:2;flex:1}
.work::before{display:none !important}
.work:hover .wk-thumb{transform:none}

/* ===== DECOR LAYER ===== */

/* hero on inner pages: pattern wash + large artwork on the right */
.hero2{position:relative;overflow:hidden}
.hero2::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:url(/assets/img/pat-grid.svg);
  background-size:64px 64px;opacity:.45;
  mask-image:radial-gradient(120% 100% at 15% 0%, #000 0%, transparent 70%);
  -webkit-mask-image:radial-gradient(120% 100% at 15% 0%, #000 0%, transparent 70%);
}
.hero2::after{
  content:"";position:absolute;right:-4%;top:50%;transform:translateY(-50%);
  width:min(46%,560px);aspect-ratio:640/440;z-index:0;pointer-events:none;
  background-image:var(--art);background-size:contain;background-repeat:no-repeat;background-position:center right;
  opacity:.22;
  mask-image:linear-gradient(90deg, transparent 0%, #000 45%);
  -webkit-mask-image:linear-gradient(90deg, transparent 0%, #000 45%);
}
.hero2 > .wrap{position:relative;z-index:1}
.hero2:not([style*="--art"])::after{display:none}

/* dark sections get a faint dot field */
.sec:not(.sec-paper):not(.sec-green){position:relative}
.sec:not(.sec-paper):not(.sec-green)::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:url(/assets/img/pat-dots.svg);
  background-size:26px 26px;opacity:.5;
  mask-image:linear-gradient(180deg, #000 0%, transparent 55%);
  -webkit-mask-image:linear-gradient(180deg, #000 0%, transparent 55%);
}
.sec > .wrap{position:relative;z-index:1}

/* light sections get a faint grid */
.sec-paper{position:relative;overflow:hidden}
.sec-paper::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:url(/assets/img/pat-grid.svg);
  background-size:56px 56px;opacity:.5;
  filter:invert(1) hue-rotate(90deg);
  mask-image:radial-gradient(90% 80% at 85% 10%, #000 0%, transparent 65%);
  -webkit-mask-image:radial-gradient(90% 80% at 85% 10%, #000 0%, transparent 65%);
}

/* green CTA band gets diagonal texture */
.sec-green{position:relative;overflow:hidden}
.sec-green::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:url(/assets/img/pat-diag-light.svg);
  background-size:28px 28px;opacity:.35;
  mask-image:radial-gradient(80% 90% at 100% 0%, #000 0%, transparent 70%);
  -webkit-mask-image:radial-gradient(80% 90% at 100% 0%, #000 0%, transparent 70%);
}

/* accent mark beside every section heading */
.sec-head{position:relative}
.sec-head .eyebrow::before{
  content:"";display:inline-block;width:22px;height:2px;
  background:var(--green);vertical-align:middle;margin-right:12px;
}

@media (max-width:900px){
  .hero2::after{display:none}
  .sec:not(.sec-paper):not(.sec-green)::before{opacity:.35}
}

/* ===== LANGUAGE SWITCH ===== */
.lang{
  display:inline-flex;align-items:center;gap:2px;margin-left:14px;
  border:1px solid rgba(238,241,236,.25);border-radius:100px;padding:3px;
  font-family:var(--mono);font-size:11px;letter-spacing:.08em;
}
.lang a{
  padding:6px 11px;border-radius:100px;color:rgba(238,241,236,.6);
  transition:background .18s ease,color .18s ease;line-height:1;
}
.lang a:hover{color:var(--paper)}
.lang a[aria-current="true"]{background:var(--green);color:#0A2410;font-weight:500}
@media (max-width:980px){
  .lang{order:-1;margin:0 0 14px}
  .nav-links .lang{display:inline-flex}
}

/* ===== ENGLISH TYPE SCALE ===== */
/* Latin words run longer than Thai, so the display sizes need pulling back */
html[lang="en"] .hero h1{font-size:clamp(34px,4.4vw,60px);line-height:1.12;max-width:16ch}
html[lang="en"] .hero2 h1{font-size:clamp(30px,3.8vw,52px);line-height:1.15;max-width:20ch}
html[lang="en"] .sec-head h2{font-size:clamp(26px,3.4vw,44px);line-height:1.2}
html[lang="en"] .hero-sub,
html[lang="en"] .hero2-sub{max-width:56ch}
html[lang="en"] .svc h3,
html[lang="en"] .work h3{font-size:19px;line-height:1.35}
html[lang="en"] .eyebrow{letter-spacing:.18em}

/* ===== CALL COMPONENTS (shared) ===== */
.stub-call{
  display:inline-flex;align-items:center;gap:14px;
  background:var(--green);color:#0A2410;
  padding:14px 30px;border-radius:3px;position:relative;
  transition:transform .22s ease,box-shadow .22s ease;
}
.stub-call::before,.stub-call::after{
  content:"";position:absolute;width:14px;height:14px;border-radius:50%;
  background:var(--ink);top:50%;transform:translateY(-50%);
}
.stub-call::before{left:-7px}
.stub-call::after{right:-7px}
.stub-call:hover{transform:translateY(-3px);box-shadow:0 14px 34px -12px rgba(119,200,98,.65)}
.stub-call svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:0 0 22px}
.stub-call .lbl{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;opacity:.62;line-height:1}
.stub-call .no{display:block;font-family:var(--display);font-weight:700;font-size:23px;letter-spacing:-.01em;line-height:1.25;margin-top:3px}

/* big call panel in the contact section */
.callbox{
  background:#0A2410;border-radius:5px;padding:30px 32px;margin-bottom:26px;
  display:flex;flex-wrap:wrap;align-items:center;gap:22px;
}
.callbox-ring{
  width:56px;height:56px;flex:0 0 56px;border-radius:50%;
  background:var(--green-lift);display:grid;place-items:center;color:#0A2410;
  animation:pulse 2.4s ease-out infinite;
}
.callbox-ring svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(119,200,98,.55)}
  70%{box-shadow:0 0 0 16px rgba(119,200,98,0)}
  100%{box-shadow:0 0 0 0 rgba(119,200,98,0)}
}
.callbox-txt{flex:1 1 200px;min-width:0}
.callbox-txt p{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--green-soft)}
.callbox-txt a.tel{
  display:inline-block;font-family:var(--display);font-weight:700;
  font-size:clamp(30px,4.2vw,40px);letter-spacing:-.02em;color:#fff;line-height:1.2;margin-top:5px;
  transition:color .2s ease;
}
.callbox-txt a.tel:hover{color:var(--green-lift)}
.callbox-txt span{display:block;font-size:13.5px;color:rgba(238,241,236,.62);margin-top:7px;line-height:1.6}
.callbox-line{
  display:inline-flex;align-items:center;gap:9px;white-space:nowrap;
  border:1px solid rgba(238,241,236,.3);color:#EEF1EC;
  font-family:var(--display);font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:3px;transition:border-color .2s ease,color .2s ease;
}
.callbox-line:hover{border-color:var(--green-lift);color:var(--green-lift)}
.callbox-line svg{width:19px;height:19px;fill:currentColor}

/* sticky bottom bar */
.callbar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  display:none;gap:1px;
  background:rgba(238,241,236,.18);
  box-shadow:0 -8px 24px -10px rgba(0,0,0,.6);
  padding-bottom:env(safe-area-inset-bottom);
}
.callbar a{
  flex:1;display:flex;align-items:center;justify-content:center;gap:9px;
  padding:15px 8px;font-family:var(--display);font-weight:600;font-size:15.5px;
}
.callbar .cb-tel{background:var(--green);color:#0A2410}
.callbar .cb-line{background:var(--ink);color:var(--paper)}

/* ===== ICON SIZE SAFETY NET =====
   ทุกไอคอนในคอมโพเนนต์ปุ่ม/กล่องติดต่อ ต้องมีขนาดกำกับเสมอ
   กันกรณีไฟล์สไตล์เฉพาะหน้าไม่ได้ถูกโหลด */
.callbox-ring svg,
.callbox-line svg,
.callbar svg,
.callbar a svg,
.cb-tel svg,
.cb-line svg,
.stub-call svg,
.btn-line svg,
.chc-ico svg,
.ch-ico svg,
.sys-ico svg,
.pil-ico svg{
  width:22px;height:22px;flex:0 0 auto;
  fill:none;stroke:currentColor;stroke-width:1.9;
  stroke-linecap:round;stroke-linejoin:round;
}
.callbox-ring svg{width:26px;height:26px}
.callbar svg,.callbar a svg,.cb-tel svg,.cb-line svg{width:19px;height:19px}
.callbox-ring{
  width:56px;height:56px;flex:0 0 56px;border-radius:50%;
  display:grid;place-items:center;
}

/* แถบโทรลอยด้านล่าง เฉพาะจอมือถือ */
@media (max-width:720px){
  .callbar{display:flex}
  body{padding-bottom:60px}
}