:root {
  --paper: #101b16;
  --paper-2: #15231c;
  --reader: #18251f;
  --reader-soft: #1d2c25;
  --ink: #e3efe7;
  --ink-strong: #f5fbf6;
  --body-copy: #d8e6dc;
  --muted: #91a99a;
  --soft: rgba(227, 239, 231, 0.74);
  --line: rgba(227, 239, 231, 0.12);
  --line-strong: rgba(227, 239, 231, 0.18);
  --panel: rgba(255, 255, 255, 0.055);
  --panel-2: rgba(255, 255, 255, 0.085);
  --green: #42cc7a;
  --green-2: #88e8ad;
  --accent: #42cc7a;
  --teal: #3fc7b1;
  --gold: #d6ad48;
  --font-body: "Noto Sans Thai", "Sora", sans-serif;
  --font-mono: "IBM Plex Sans Thai", "DM Mono", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 4%, rgba(66, 204, 122, 0.12), transparent 32rem),
    radial-gradient(circle at 94% 14%, rgba(214, 173, 72, 0.08), transparent 28rem),
    linear-gradient(180deg, #0b1410 0%, var(--paper) 34%, #0e1813 100%);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.78;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed; inset: 0; z-index: 20; pointer-events: none; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.78' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

a { color: var(--green-2); text-decoration: none; }
a:hover { color: #c8f6d8; }
strong { color: #f5fff8; font-weight: 700; }
::selection { background: var(--green); color: #06110b; }

.nav-hero {
  position: relative; min-height: 138px; overflow: hidden;
  border-radius: 0 0 32px 32px; box-shadow: 0 16px 48px rgba(0,0,0,0.24);
  margin-bottom: clamp(20px, 4vw, 38px);
}
.nav-hero-scene { position: absolute; inset: 0; z-index: 0; }
.nav-hero-scene img { width: 100%; height: 100%; object-fit: cover; object-position: center 18%; transform: scale(1.04); }
.nav-hero-scene::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(12,20,15,0.08) 0%, rgba(12,20,15,0.26) 46%, rgba(12,20,15,0.82) 100%),
              linear-gradient(90deg, rgba(8,20,12,0.12) 0%, transparent 55%, rgba(8,20,12,0.08) 100%);
}

.site-header {
  position: absolute; top: 0; left: 0; right: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; padding: 14px 20px;
}
.brand { color: rgba(246,251,247,0.95); font-family: var(--font-mono); font-size: 14px; font-weight: 700; letter-spacing: 0.04em; text-shadow: 0 2px 12px rgba(0,0,0,0.2); flex-shrink: 0; }
.brand span { color: #7debb0; }

.nav-links-desktop { position: absolute; left: 50%; transform: translateX(-50%); }
.nav-container {
  display: flex; align-items: center; gap: 2px; padding: 3px 4px;
  border: 1px solid rgba(255,255,255,0.2); border-radius: 999px;
  background: rgba(255,255,255,0.12); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.nav-link { padding: 7px 14px; border-radius: 999px; color: rgba(255,255,255,0.84); font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: 0.02em; line-height: 1; white-space: nowrap; transition: 180ms ease; }
.nav-link.active, .nav-link:hover { background: rgba(255,255,255,0.2); color: #fff; transform: translateY(-1px); }

.header-tools { display: flex; align-items: center; gap: 10px; }
.clock-display { color: rgba(255,255,255,0.72); font-family: var(--font-mono); font-size: 11px; text-shadow: 0 2px 8px rgba(0,0,0,0.18); }
.mobile-menu-btn { display: none; border: 0; background: transparent; color: #fff; cursor: pointer; padding: 4px; flex-shrink: 0; }

.nav-links-mobile {
  display: none !important; position: absolute; top: 100%; left: 0; right: 0; z-index: 50;
  flex-direction: column; gap: 10px; padding: 16px 20px;
  border-radius: 0 0 20px 20px; border-bottom: 1px solid var(--line); background: var(--paper);
}
.nav-links-mobile.open { display: flex !important; }
.nav-links-mobile .nav-link { color: var(--ink) !important; font-size: 13px; padding: 8px 12px; border-radius: 8px; transform: none !important; }

.back-link {
  width: min(1180px, calc(100% - 32px)); margin: 0 auto 22px;
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--muted); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase;
}
.back-link:hover { color: var(--ink); }

.article-banner {
  width: min(1180px, calc(100% - 32px)); margin: 0 auto clamp(24px, 4vw, 42px);
  border: 1px solid rgba(227,239,231,0.16); border-radius: 30px; overflow: hidden;
  background: #0c1511; box-shadow: 0 22px 64px rgba(0,0,0,0.28);
}
.article-banner img { display: block; width: 100%; aspect-ratio: 3/1; object-fit: cover; object-position: center; }

.page { width: min(1180px, calc(100% - 32px)); margin: 0 auto 76px; }

.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(300px, 0.42fr);
  gap: clamp(22px, 4vw, 42px); align-items: stretch; margin-bottom: clamp(24px, 5vw, 56px);
}
.hero-copy { padding: clamp(10px, 2vw, 18px) 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 18px; padding: 8px 12px;
  border: 1px solid rgba(66,204,122,0.25); border-radius: 999px; background: rgba(66,204,122,0.09);
  color: #9cf0bb; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 999px; background: var(--green); box-shadow: 0 0 18px rgba(66,204,122,0.75); }

h1 { max-width: 860px; color: #f6fff9; font-size: clamp(2.2rem, 5.2vw, 4.8rem); line-height: 1.06; letter-spacing: -0.045em; text-wrap: balance; }
.dek { max-width: 720px; margin-top: 24px; color: rgba(227,239,231,0.86); font-size: clamp(1.03rem, 1.7vw, 1.22rem); line-height: 1.8; }

.hero-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; color: var(--muted); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; }

.hero-card {
  position: relative; min-height: 0; padding: 22px; overflow: hidden;
  border: 1px solid rgba(227,239,231,0.16); border-radius: 26px;
  background: linear-gradient(155deg, rgba(255,255,255,0.08), rgba(255,255,255,0.035)), rgba(255,255,255,0.035);
  box-shadow: 0 16px 48px rgba(0,0,0,0.22);
}
.orbital { position: absolute; width: 360px; height: 360px; right: -86px; top: 72px; border: 1px solid rgba(136,232,173,0.18); border-radius: 999px; animation: rotateSlow 28s linear infinite; }
.orbital::before, .orbital::after { content: ""; position: absolute; border-radius: 999px; }
.orbital::before { inset: 58px; border: 1px dashed rgba(214,173,72,0.24); }
.orbital::after { width: 22px; height: 22px; left: 56px; top: 44px; background: var(--gold); box-shadow: 0 0 28px rgba(214,173,72,0.58); }
@keyframes rotateSlow { to { transform: rotate(360deg); } }

.hero-card-content { position: relative; z-index: 1; display: flex; height: 100%; flex-direction: column; justify-content: space-between; gap: 22px; }
.ticker-row { display: flex; justify-content: space-between; gap: 12px; color: rgba(227,239,231,0.62); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.signal-stack { display: grid; gap: 10px; }
.hero-signal { padding: 14px 15px; border: 1px solid rgba(227,239,231,0.14); border-radius: 16px; background: rgba(10,20,15,0.42); }
.signal-label { color: var(--muted); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }
.signal-value { margin-top: 6px; color: #f7fff9; font-family: var(--font-mono); font-size: clamp(1.45rem, 2.5vw, 2.2rem); font-weight: 700; letter-spacing: -0.06em; line-height: 1; }
.signal-note { margin-top: 6px; color: rgba(227,239,231,0.66); font-size: 0.9rem; line-height: 1.55; }

.article-shell { display: grid; grid-template-columns: minmax(0, 780px) minmax(260px, 1fr); gap: clamp(28px, 5vw, 60px); align-items: start; }

.content {
  color: var(--body-copy); font-size: clamp(1.06rem, 1.28vw, 1.14rem); line-height: 1.92;
  padding: clamp(24px, 4vw, 44px); border: 1px solid var(--line-strong); border-radius: 34px;
  background: linear-gradient(180deg, rgba(255,255,255,0.035), transparent 34rem), var(--reader);
  box-shadow: 0 22px 64px rgba(0,0,0,0.24);
}
.content h2, .content h3 { color: var(--ink-strong); line-height: 1.25; margin: 62px 0 20px; letter-spacing: -0.035em; text-wrap: balance; }
.content h2 { font-size: clamp(1.45rem, 2.4vw, 2.05rem); }
.content h2::before { content: ""; display: block; width: 44px; height: 2px; margin-bottom: 16px; background: linear-gradient(90deg, var(--green), transparent); }
.content h3 { font-size: 23px; }
.content p, .content ul, .content ol, .content blockquote { margin: 0 0 22px; }
.content ul, .content ol { padding-left: 24px; }
.content li { margin-bottom: 8px; }
.content strong { color: #f3f8f4; }
.content a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 4px; }

.lead-block {
  margin: 0 0 34px; padding: clamp(22px, 4vw, 34px);
  border: 1px solid rgba(66,204,122,0.28); border-radius: 24px;
  background: linear-gradient(135deg, rgba(66,204,122,0.12), rgba(255,255,255,0.035)), rgba(255,255,255,0.025);
}
.lead-block p { margin-bottom: 14px; font-size: clamp(1.12rem, 2vw, 1.45rem); line-height: 1.75; color: #f2fff6; }
.lead-block p:last-child { margin-bottom: 0; }

.memo-strip { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 0 0 34px; }
.memo-strip-item { padding: 16px; border: 1px solid rgba(227,239,231,0.14); border-radius: 18px; background: rgba(255,255,255,0.03); }
.memo-strip-label { margin-bottom: 8px; color: var(--gold); font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.07em; text-transform: uppercase; }
.memo-strip-item p { margin: 0; color: rgba(227,239,231,0.82); font-size: 0.94rem; line-height: 1.7; }

.tldr-card, .diagram-card, .signal-grid { margin: 34px 0; }
.tldr-card { padding: 24px; border: 1px solid rgba(103,213,139,0.22); border-radius: 24px; background: linear-gradient(135deg, rgba(103,213,139,0.1), rgba(212,177,90,0.06)), rgba(255,255,255,0.045); }
.tldr-card h2 { margin-top: 0; font-size: 24px; }
.diagram-card { padding: 24px; border: 1px solid rgba(103,213,139,0.22); border-radius: 24px; background: rgba(255,255,255,0.055); overflow: hidden; }
.diagram-card h2 { margin-top: 0; }

.signal-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.signal-card { padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,0.045); }
.signal-card span { display: block; margin-bottom: 8px; color: var(--accent); font: 800 10px/1 var(--font-mono); letter-spacing: 0.12em; text-transform: uppercase; }
.signal-card p { margin: 0; font-size: 15px; line-height: 1.7; }

.quote-card { margin: 32px 0; padding: 20px 22px; border-left: 3px solid var(--gold); border-radius: 0 16px 16px 0; background: rgba(212,177,90,0.08); color: #f2e8c2; font-weight: 600; }

.disclaimer { margin-top: 42px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }

.aside { position: sticky; top: 18px; display: grid; gap: 14px; }
.side-card { padding: 18px; border: 1px solid rgba(227,239,231,0.14); border-radius: 22px; background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03)), rgba(13,23,17,0.72); box-shadow: 0 16px 44px rgba(0,0,0,0.18); }
.side-label { margin-bottom: 12px; color: var(--green); font-family: var(--font-mono); font-size: 10px; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
.side-card p { margin: 0; color: rgba(227,239,231,0.74); font-size: 14px; line-height: 1.72; }
.side-metric { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid rgba(227,239,231,0.09); color: var(--muted); font-size: 13px; }
.side-metric:last-child { border-bottom: 0; }
.side-metric strong { color: #f5faf6; }

.toc-list { display: grid; gap: 8px; }
.toc-list a { display: grid; grid-template-columns: 26px 1fr; gap: 8px; align-items: baseline; color: rgba(227,239,231,0.76); font-size: 13px; line-height: 1.45; }
.toc-list a:hover { color: var(--green-2); }
.toc-list span { color: var(--muted); font-family: var(--font-mono); font-size: 10px; }

.site-footer { width: min(1180px, calc(100% - 32px)); margin: 0 auto 32px; padding-top: 32px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 18px; align-items: center; text-align: center; color: var(--muted); }
.site-footer a { color: var(--accent); text-decoration: none; }
.footer-socials { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.footer-socials a { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255,255,255,0.04); color: var(--ink); }
.footer-copy { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; }

.fade-up { opacity: 0; transform: translateY(12px); animation: fadeUp 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.delay-1 { animation-delay: 80ms; }
.delay-2 { animation-delay: 140ms; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

figure.article-img { margin: clamp(28px, 5vw, 48px) 0; }
figure.article-img img { display: block; width: 100%; border-radius: 18px; border: 1px solid rgba(227,239,231,0.13); box-shadow: 0 12px 40px rgba(0,0,0,0.3); }
figure.article-img.wide { margin-left: -5%; margin-right: -5%; }
figure.article-img figcaption { margin-top: 10px; color: var(--muted); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.03em; text-align: center; }

@media (max-width: 820px) {
  .nav-links-desktop, .clock-display { display: none; }
  .mobile-menu-btn { display: inline-flex; }
  .hero-grid, .article-shell { grid-template-columns: 1fr; }
  .aside { position: static; }
  .memo-strip { grid-template-columns: 1fr; }
  .content { font-size: 16px; }
  .content h2 { font-size: 25px; }
  .signal-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .page, .article-banner, .back-link, .site-footer { width: calc(100% - 24px); }
  .site-header { padding: 14px 16px; }
  h1 { font-size: clamp(2.2rem, 14vw, 3.55rem); }
  .hero-card { min-height: 330px; padding: 18px; border-radius: 26px; }
  .tldr-card, .diagram-card, .disclaimer { padding: 18px; border-radius: 18px; }
}