:root{
  --bg:#0b1020;--bg-end:#0b1020;--panel:#121a30;--card:#16203a;--text:#e8ecf7;--muted:#aeb8d4;
  --line:#2a3659;--accent:#7cc4ff;--accent2:#8ef0c7;--max:1160px;
  --header-bg:rgba(11,16,32,.86);--panel-bg:rgba(18,26,48,.90);--card-bg:rgba(22,32,58,.78);
  --button-bg:rgba(22,32,58,.82);--icon-bg:rgba(124,196,255,.10);
  --eyebrow-bg:rgba(124,196,255,.08);--eyebrow-line:rgba(124,196,255,.28);
  --cta-a:rgba(124,196,255,.12);--cta-b:rgba(142,240,199,.08);
  --surface-shadow:0 12px 32px rgba(0,0,0,.14);
  --font-latin:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  --font-thai:"IBM Plex Sans Thai",-apple-system,BlinkMacSystemFont,"Segoe UI",Tahoma,Arial,sans-serif;
  color-scheme:dark
}
:root.light{
  --bg:#f4f6fb;--bg-end:#e6edf8;--panel:#f9fbfe;--card:#f6f8fc;--text:#1a2233;--muted:#5a6a8a;
  --line:#c2cbe0;--accent:#0a66c2;--accent2:#087454;
  --header-bg:rgba(244,246,251,.92);--panel-bg:rgba(255,255,255,.94);--card-bg:rgba(255,255,255,.90);
  --button-bg:rgba(246,248,252,.96);--icon-bg:rgba(10,102,194,.08);
  --eyebrow-bg:rgba(10,102,194,.06);--eyebrow-line:rgba(10,102,194,.18);
  --cta-a:rgba(10,102,194,.07);--cta-b:rgba(11,176,123,.06);
  --surface-shadow:0 8px 28px rgba(82,114,168,.10);
  color-scheme:light
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-thai);font-size:16px;font-weight:400;
  background:linear-gradient(180deg,var(--bg),color-mix(in srgb,var(--bg) 72%,var(--panel) 28%) 45%,var(--bg-end));
  color:var(--text);line-height:1.72;
  font-optical-sizing:auto;font-synthesis:none;text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;transition:background .25s ease,color .25s ease
}
a{color:inherit}
p{margin:0}
.wrap{width:min(var(--max),calc(100% - 48px));margin:auto}
.site-header{
  position:sticky;top:0;z-index:20;background:var(--header-bg);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);transition:background .25s ease,border-color .25s ease
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:74px}
.brand{
  font-family:var(--font-latin);text-decoration:none;font-weight:800;
  letter-spacing:-.025em;font-size:1.02rem
}
.nav-links{display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin-left:auto}
.nav-links a{
  font-family:var(--font-latin);text-decoration:none;color:var(--muted);
  font-size:.92rem;font-weight:500;letter-spacing:-.01em
}
.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--accent)}
.mode-toggle{
  width:38px;height:38px;display:grid;place-items:center;flex:0 0 38px;
  padding:0;border:1px solid var(--line);border-radius:50%;
  color:var(--text);background:var(--button-bg);cursor:pointer;
  transition:transform .2s ease,border-color .2s ease,background .25s ease,color .25s ease
}
.mode-toggle:hover{transform:translateY(-1px);border-color:var(--accent)}
.mode-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.mode-toggle svg{width:18px;height:18px;display:block}
.hero{padding:88px 0 48px}
.eyebrow{
  display:inline-flex;align-items:center;padding:7px 12px;
  border:1px solid var(--eyebrow-line);border-radius:999px;
  color:var(--accent);background:var(--eyebrow-bg);
  font-family:var(--font-latin);font-size:.78rem;font-weight:700;
  letter-spacing:.07em;text-transform:uppercase
}
h1,h2,h3{font-family:var(--font-thai);font-weight:600;text-wrap:balance;color:var(--text)}
h1{
  font-size:clamp(2.35rem,5.4vw,4.35rem);line-height:1.14;
  letter-spacing:-.012em;margin:22px 0 20px;max-width:17ch
}
h2{
  font-size:clamp(1.4rem,2.8vw,2.08rem);line-height:1.3;
  letter-spacing:-.010em;margin:0 0 12px
}
h3{font-size:1.05rem;line-height:1.42;letter-spacing:-.006em;margin:0 0 8px}
.lead{
  font-size:clamp(1.03rem,1.4vw,1.13rem);line-height:1.78;
  color:var(--muted);max-width:68ch;margin:0 0 28px
}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:46px;padding:10px 17px;border-radius:999px;border:1px solid var(--line);
  text-decoration:none;font-family:var(--font-thai);font-size:.95rem;font-weight:600;
  line-height:1.35;background:var(--button-bg);color:var(--text);transition:.2s ease
}
.btn:hover{transform:translateY(-1px);border-color:color-mix(in srgb,var(--accent) 60%,transparent)}
.btn.primary{background:linear-gradient(135deg,var(--accent),color-mix(in srgb,var(--accent) 72%,#7cc4ff 28%));border-color:transparent;color:#fff}
:root:not(.light) .btn.primary{color:#08111f}
.section{padding:36px 0;content-visibility:auto;contain-intrinsic-size:520px}
.panel{
  background:var(--panel-bg);border:1px solid var(--line);
  border-radius:22px;padding:30px;box-shadow:var(--surface-shadow);
  transition:background .25s ease,border-color .25s ease,box-shadow .25s ease
}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{
  display:block;padding:26px;border:1px solid var(--line);border-radius:20px;
  background:var(--card-bg);text-decoration:none;box-shadow:var(--surface-shadow);
  transition:transform .2s ease,border-color .2s ease,background .25s ease,box-shadow .25s ease
}
.card:hover{border-color:color-mix(in srgb,var(--accent) 55%,var(--line));transform:translateY(-2px)}
.card h2{margin-bottom:9px}
.card p,.muted{color:var(--muted);line-height:1.72}
.icon{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:var(--icon-bg);color:var(--accent);margin-bottom:17px
}
.list{padding-left:1.35rem;margin:14px 0 0;color:var(--muted)}
.list li{padding-left:.12rem;margin:9px 0;line-height:1.7}
.breadcrumb{padding-top:28px;color:var(--muted);font-size:.88rem;line-height:1.6}
.breadcrumb a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.kicker{
  display:inline-block;color:var(--accent2);font-family:var(--font-latin);
  font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:9px
}
.split{display:grid;grid-template-columns:1.08fr .92fr;gap:20px}
.cta{
  margin:44px auto 64px;padding:32px;border:1px solid var(--line);
  border-radius:22px;background:linear-gradient(135deg,var(--cta-a),var(--cta-b));
  box-shadow:var(--surface-shadow)
}
.cta .lead{margin-bottom:22px}
.trust-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.trust-pill{
  border:1px solid var(--line);border-radius:999px;padding:7px 11px;
  color:var(--muted);background:color-mix(in srgb,var(--card) 58%,transparent);
  font-family:var(--font-latin);font-size:.82rem;font-weight:500;line-height:1.4
}
footer{padding:24px 0 44px;content-visibility:auto;contain-intrinsic-size:100px;color:var(--muted);font-size:.88rem}
footer .footer-row{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
footer a{color:var(--accent);text-decoration:none}
footer a:hover{text-decoration:underline}
@media(max-width:900px){
  .nav{gap:14px}.nav-links{gap:10px 16px}
}
@media(max-width:820px){
  .wrap{width:min(var(--max),calc(100% - 36px))}
  .nav{align-items:flex-start;padding:15px 0;flex-wrap:wrap;gap:10px}
  .brand{margin-right:auto}.nav-links{order:3;width:100%;margin-left:0}
  .mode-toggle{order:2}
  .nav-links a{font-size:.89rem}
  .hero{padding:56px 0 32px}
  h1{font-size:clamp(2.15rem,10vw,3.25rem);line-height:1.17;max-width:19ch}
  .lead{font-size:1rem;line-height:1.75}
  .section{padding:26px 0}
  .grid,.grid.three,.split{grid-template-columns:1fr}
  .panel,.card{padding:22px}
  .cta{margin-top:30px;padding:24px}
}
@media(max-width:480px){
  .wrap{width:calc(100% - 30px)}
  .nav-links{row-gap:8px}
  .hero{padding-top:46px}
  h1{font-size:clamp(2rem,11vw,2.7rem)}
  .btn{width:auto;min-height:44px;padding-inline:15px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card,.btn,.mode-toggle{transition:none}}



/* Diagram-led internal page heroes */
.hero-diagram{padding:62px 0 50px}
.hero-layout{
  display:grid;grid-template-columns:minmax(0,1.06fr) minmax(380px,.94fr);
  gap:60px;align-items:center
}
.hero-copy{min-width:0}
.hero-layout h1{max-width:22ch;font-size:clamp(2.35rem,4.65vw,4rem);line-height:1.17}
.hero-layout .lead{max-width:62ch;margin-bottom:0}
.hero-visual{min-width:0}
.diagram-shell{
  position:relative;min-height:330px;padding:52px 24px 24px;
  overflow:hidden;border:1px solid var(--line);border-radius:24px;
  background:var(--card-bg);box-shadow:var(--surface-shadow)
}
.diagram-shell::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 85% 12%,color-mix(in srgb,var(--accent) 12%,transparent),transparent 34%),
    radial-gradient(circle at 10% 90%,color-mix(in srgb,var(--accent2) 9%,transparent),transparent 30%)
}
.diagram-caption{
  position:absolute;top:18px;left:22px;z-index:2;
  color:var(--muted);font-family:var(--font-latin);font-size:.68rem;
  font-weight:750;letter-spacing:.11em
}
.architecture-card>*{position:relative;z-index:1}
.arch-stack{display:grid;gap:10px}
.arch-layer{
  display:grid;grid-template-columns:116px 1fr;align-items:center;gap:14px;
  min-height:54px;padding:10px 12px;border:1px solid var(--line);
  border-radius:15px;background:color-mix(in srgb,var(--panel) 88%,transparent)
}
.arch-layer-primary{
  border-color:color-mix(in srgb,var(--accent) 44%,var(--line));
  background:color-mix(in srgb,var(--accent) 10%,var(--panel))
}
.arch-label{font-family:var(--font-latin);font-size:.78rem;font-weight:750;color:var(--text)}
.arch-items{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px}
.arch-items span{
  padding:5px 8px;border:1px solid var(--line);border-radius:999px;
  color:var(--muted);font-family:var(--font-latin);font-size:.68rem;line-height:1.2
}
.arch-connector{height:10px;display:grid;place-items:center}
.arch-connector span{display:block;width:1px;height:10px;background:color-mix(in srgb,var(--accent) 55%,var(--line))}
.arch-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.arch-mini{
  min-height:64px;padding:11px;border:1px solid var(--line);border-radius:14px;
  background:color-mix(in srgb,var(--panel) 86%,transparent)
}
.arch-mini strong,.project-stack-bottom strong{
  display:block;color:var(--text);font-family:var(--font-latin);font-size:.76rem;line-height:1.25
}
.arch-mini small,.project-stack-bottom small{
  display:block;margin-top:4px;color:var(--muted);font-size:.65rem;line-height:1.35
}
.arch-footer{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:11px 14px;border-radius:14px;
  border:1px solid color-mix(in srgb,var(--accent2) 34%,var(--line));
  background:color-mix(in srgb,var(--accent2) 8%,var(--panel))
}
.arch-footer strong{font-family:var(--font-latin);font-size:.78rem}
.arch-footer span{color:var(--muted);font-family:var(--font-latin);font-size:.68rem}

/* Projects */
.project-stack{display:grid;gap:9px}
.project-stack-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:8px
}
.project-stack-top{grid-template-columns:repeat(2,1fr)}
.project-stack-row span{
  display:grid;place-items:center;min-height:46px;padding:8px 10px;
  border:1px solid var(--line);border-radius:13px;
  background:color-mix(in srgb,var(--panel) 88%,transparent);
  color:var(--text);font-family:var(--font-latin);font-size:.72rem;font-weight:650;text-align:center
}
.project-stack-main span{
  border-color:color-mix(in srgb,var(--accent) 36%,var(--line));
  background:color-mix(in srgb,var(--accent) 8%,var(--panel))
}
.stack-arrow{text-align:center;color:var(--accent);font-family:var(--font-latin);font-size:.9rem;line-height:1}
.project-stack-bottom{
  padding:12px 14px;border:1px solid color-mix(in srgb,var(--accent2) 34%,var(--line));
  border-radius:14px;background:color-mix(in srgb,var(--accent2) 8%,var(--panel))
}

/* Contact */
.journey-list{display:grid;gap:10px}
.journey-item{
  display:grid;grid-template-columns:42px 1fr;align-items:center;gap:12px;
  padding:11px 13px;border:1px solid var(--line);border-radius:14px;
  background:color-mix(in srgb,var(--panel) 88%,transparent)
}
.journey-item>span{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:var(--icon-bg);color:var(--accent);
  font-family:var(--font-latin);font-size:.68rem;font-weight:800
}
.journey-item strong{
  display:block;color:var(--text);font-family:var(--font-latin);font-size:.78rem;line-height:1.25
}
.journey-item small{display:block;margin-top:2px;color:var(--muted);font-size:.68rem;line-height:1.4}

@media(max-width:980px){
  .hero-layout{grid-template-columns:1fr;gap:34px}
  .hero-layout h1{max-width:20ch}
  .hero-visual{max-width:640px;width:100%}
}
@media(max-width:620px){
  .hero-diagram{padding-top:44px}
  .hero-layout{gap:28px}
  .hero-layout h1{max-width:none;font-size:clamp(2rem,10.5vw,3rem)}
  .diagram-shell{min-height:auto;padding:50px 16px 18px;border-radius:20px}
  .arch-layer{grid-template-columns:1fr;gap:8px}
  .arch-items{justify-content:flex-start}
  .arch-grid{grid-template-columns:1fr}
  .arch-footer{align-items:flex-start;flex-direction:column;gap:4px}
  .project-stack-row,.project-stack-top{grid-template-columns:1fr}
}

/* Showcase case studies */
.showcase-page .breadcrumb{margin-bottom:0}
.showcase-hero{padding:62px 0 42px}
.showcase-hero-grid{
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);
  align-items:center;gap:58px
}
.showcase-hero h1{max-width:21ch;font-size:clamp(2.35rem,4.7vw,4.05rem);line-height:1.17}
.showcase-hero .lead{margin-bottom:22px}
.showcase-tags{display:flex;flex-wrap:wrap;gap:8px}
.showcase-tags span{
  padding:6px 9px;border:1px solid var(--line);border-radius:999px;
  background:color-mix(in srgb,var(--card) 58%,transparent);
  color:var(--muted);font-family:var(--font-latin);font-size:.72rem;font-weight:550;line-height:1.2
}
.showcase-tags.large{gap:9px;margin-top:8px}
.showcase-tags.large span{font-size:.78rem;padding:7px 11px}
.showcase-flow{
  display:grid;gap:8px;padding:22px;border:1px solid var(--line);border-radius:22px;
  background:var(--card-bg);box-shadow:var(--surface-shadow)
}
.showcase-flow-item{
  display:grid;grid-template-columns:36px 1fr;align-items:center;gap:11px;
  min-height:46px;padding:8px 12px;border:1px solid var(--line);border-radius:13px;
  background:color-mix(in srgb,var(--panel) 88%,transparent)
}
.showcase-flow-item:not(:last-child)::after{
  content:"";position:absolute;width:1px;height:9px;background:color-mix(in srgb,var(--accent) 48%,var(--line));
  margin-top:55px;margin-left:17px
}
.showcase-flow-item{position:relative}
.showcase-flow-item span{
  display:grid;place-items:center;width:28px;height:28px;border-radius:9px;
  background:var(--icon-bg);color:var(--accent);font-family:var(--font-latin);font-size:.65rem;font-weight:800
}
.showcase-flow-item strong{font-family:var(--font-latin);font-size:.78rem;line-height:1.25}
.showcase-split{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.outcome-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}
.outcome-item{
  display:grid;grid-template-columns:10px 1fr;gap:12px;align-items:start;
  padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--card-bg)
}
.outcome-item>span{width:8px;height:8px;margin-top:8px;border-radius:50%;background:var(--accent2)}
.outcome-item p{color:var(--muted);line-height:1.65}
.showcase-intro{margin-bottom:24px}
.showcase-grid{margin-top:4px}
.showcase-card{position:relative}
.showcase-card-label{
  display:block;margin-bottom:10px;color:var(--accent);font-family:var(--font-latin);
  font-size:.68rem;font-weight:800;letter-spacing:.08em
}
.showcase-card h2{font-size:clamp(1.25rem,2.2vw,1.72rem)}
.showcase-card-cta{
  display:inline-block;margin-top:18px;color:var(--accent);font-family:var(--font-thai);
  font-size:.88rem;font-weight:600
}
@media(max-width:880px){
  .showcase-hero-grid,.showcase-split{grid-template-columns:1fr}
  .showcase-hero-grid{gap:32px}
  .showcase-hero h1{max-width:22ch}
}
@media(max-width:620px){
  .showcase-hero{padding-top:44px}
  .showcase-hero h1{max-width:none;font-size:clamp(2rem,10.5vw,3rem)}
  .showcase-flow{padding:16px}
  .outcome-grid{grid-template-columns:1fr}
}

/* Live project showcase */
.live-projects-grid{margin-top:4px}
.live-project-card{display:flex;flex-direction:column}
.live-project-card .showcase-tags{margin-top:18px}
.live-project-card .actions{margin-top:auto;padding-top:22px}
.live-project-head{
  display:flex;align-items:center;gap:7px;margin-bottom:12px;color:var(--accent2);
  font-family:var(--font-latin);font-size:.68rem;font-weight:800;letter-spacing:.1em
}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--accent2);box-shadow:0 0 0 5px color-mix(in srgb,var(--accent2) 12%,transparent)}
.live-preview-card{
  overflow:hidden;border:1px solid var(--line);border-radius:22px;background:var(--card-bg);
  box-shadow:var(--surface-shadow)
}
.browser-bar{
  min-height:42px;display:flex;align-items:center;gap:7px;padding:0 14px;
  border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--panel) 88%,transparent)
}
.browser-bar>span{width:7px;height:7px;border-radius:50%;background:var(--line)}
.browser-bar small{
  margin-left:8px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  color:var(--muted);font-family:var(--font-latin);font-size:.65rem
}
.browser-body{padding:32px 26px}
.browser-kicker{color:var(--accent);font-family:var(--font-latin);font-size:.68rem;font-weight:800;letter-spacing:.09em}
.browser-body>strong{display:block;margin-top:8px;color:var(--text);font-family:var(--font-latin);font-size:1.35rem}
.browser-lines{display:grid;gap:8px;margin-top:22px}
.browser-lines span{height:8px;border-radius:999px;background:var(--line);opacity:.72}
.browser-lines span:nth-child(2){width:82%}.browser-lines span:nth-child(3){width:58%}
.browser-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:24px}
.browser-grid i{display:block;min-height:62px;border:1px solid var(--line);border-radius:12px;background:color-mix(in srgb,var(--accent) 5%,var(--panel))}
@media(max-width:620px){
  .live-project-card .actions{align-items:stretch}
  .live-project-card .actions .btn{flex:1}
}

/* Minimal modern refinement — 2026-10-16 */
:root{
  --bg:#0d1117;--bg-end:#0d1117;--panel:#121821;--card:#111720;--line:#273140;
  --header-bg:rgba(13,17,23,.92);--panel-bg:#121821;--card-bg:#111720;--button-bg:#151d28;
  --surface-shadow:none
}
:root.light{
  --bg:#f7f8fa;--bg-end:#f7f8fa;--panel:#ffffff;--card:#ffffff;--line:#dfe3ea;
  --header-bg:rgba(247,248,250,.94);--panel-bg:#fff;--card-bg:#fff;--button-bg:#fff;
  --surface-shadow:none
}
body{background:var(--bg)}
.site-header{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.hero{padding-top:76px}
.eyebrow{padding:0;border:0;border-radius:0;background:transparent;letter-spacing:.09em}
h1{font-size:clamp(2.25rem,4.8vw,3.9rem);line-height:1.16}
.btn{border-radius:11px;min-height:44px;padding:10px 16px}
.panel,.card,.diagram-shell,.showcase-flow,.live-preview-card,.outcome-item{border-radius:15px;box-shadow:none}
.card{padding:22px}
.card:hover{transform:translateY(-1px);background:color-mix(in srgb,var(--card-bg) 94%,var(--accent) 6%)}
.icon{border-radius:10px}
.cta{border-radius:15px;box-shadow:none;background:var(--panel-bg)}
.trust-pill,.showcase-tags span{background:transparent}
.hero-layout,.showcase-hero-grid{gap:48px}
.diagram-shell::before{opacity:.5}
.project-cover{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line)}
.live-project-card,.professional-card,.showcase-card{padding:0;overflow:hidden}
.live-project-body,.professional-body,.showcase-card-body{padding:22px}
.professional-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.professional-card{text-decoration:none}
.professional-card p{color:var(--muted)}
.showcase-cover-frame{margin:0;border:1px solid var(--line);border-radius:15px;overflow:hidden;background:var(--card-bg)}
.showcase-cover-frame img{display:block;width:100%;height:auto}
@media(max-width:820px){
  .professional-grid{grid-template-columns:1fr}
  .hero{padding-top:50px}
}