/* Tokens are overwritten at runtime by applyTheme() in assets/js/site.js. */
:root {
  --bg1: #0b0f1d;
  --bg2: #1d0f2e;
  --accent1: #7cf3ff;
  --accent2: #a98bff;
  --accent3: #ff6fd1;
  --fg: #eef1ff;
  --muted: #a8aecb;
  --card: rgba(255, 255, 255, 0.045);
  --line: rgba(255, 255, 255, 0.12);
  --on-accent: #0b0f1d;
  --font-body: "IBM Plex Sans Thai", system-ui, sans-serif;
  --font-display: "Space Grotesk", "IBM Plex Sans Thai", system-ui, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Consolas, monospace;
  --gutter: clamp(1.1rem, 5vw, 4rem);
  --maxw: 1180px;
  --radius: 14px;
  color-scheme: dark;
}
:root[data-mode="light"] { color-scheme: light; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: auto; scroll-padding-top: 4.5rem; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg1);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.75; /* Thai needs room for stacked tone marks */
  overflow-x: hidden;
  line-break: auto;
  overflow-wrap: anywhere;
}
/* fixed ambient wash behind everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(60rem 40rem at 85% -10%, color-mix(in srgb, var(--accent2) 22%, transparent), transparent 60%),
    radial-gradient(50rem 36rem at -10% 40%, color-mix(in srgb, var(--accent1) 14%, transparent), transparent 60%),
    linear-gradient(165deg, var(--bg1), var(--bg2));
}
img { max-width: 100%; display: block; }
a { color: var(--accent1); text-underline-offset: 0.2em; }
h1, h2, h3 { margin: 0; line-height: 1.25; font-family: var(--font-display); }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
.mono { font-family: var(--font-mono); letter-spacing: 0.02em; }
.muted { color: var(--muted); }

:focus-visible { outline: 3px solid var(--accent1); outline-offset: 3px; border-radius: 4px; }
:root[data-mode="light"] :focus-visible { outline-color: var(--accent2); }

.skip-link {
  position: fixed; left: 1rem; top: -4rem; z-index: 100;
  background: var(--accent1); color: var(--on-accent);
  padding: 0.6rem 1rem; border-radius: 8px; font-weight: 600; text-decoration: none;
}
.skip-link:focus { top: 1rem; }

/* ---------- nav ---------- */
.site-nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 1rem;
  padding: 0.7rem var(--gutter);
  background: color-mix(in srgb, var(--bg1) 78%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.brand { color: var(--fg); text-decoration: none; font-weight: 500; font-size: 1.05rem; margin-right: auto; }
.cursor { color: var(--accent3); }
#primary-nav ul { display: flex; align-items: center; gap: 0.25rem; }
#primary-nav a {
  display: block; padding: 0.35rem 0.8rem; border-radius: 999px;
  color: var(--muted); text-decoration: none; font-size: 0.95rem; line-height: 1.5;
}
#primary-nav a:hover { color: var(--fg); background: var(--card); }
#primary-nav .nav-resume { color: var(--accent1); border: 1px solid color-mix(in srgb, var(--accent1) 55%, transparent); margin-left: 0.4rem; }
.lang-btn, .menu-btn {
  font: inherit; cursor: pointer; color: var(--fg);
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: 0.3rem 0.85rem; min-height: 2.25rem; line-height: 1.4;
}
.lang-btn { font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.08em; }
.lang-btn:hover, .menu-btn:hover { border-color: var(--accent1); }
.menu-btn { display: none; font-size: 0.9rem; }

@media (max-width: 719px) {
  .menu-btn { display: inline-block; }
  #primary-nav {
    position: absolute; left: 0; right: 0; top: 100%;
    background: color-mix(in srgb, var(--bg1) 96%, transparent);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1rem;
    display: none;
  }
  .site-nav.open #primary-nav { display: block; }
  #primary-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  #primary-nav a { padding: 0.7rem 0.2rem; border-radius: 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  #primary-nav .nav-resume { margin: 0.6rem 0 0; border: 1px solid var(--accent1); border-radius: 999px; text-align: center; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block; text-decoration: none; font-weight: 600; line-height: 1.4;
  padding: 0.75rem 1.4rem; border-radius: 10px; border: 1px solid transparent;
}
.btn-primary { background: var(--accent1); color: var(--on-accent); }
.btn-primary:hover { box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent1) 30%, transparent); }
.btn-ghost { color: var(--fg); border-color: var(--line); background: var(--card); }
.btn-ghost:hover { border-color: var(--accent2); }

/* ---------- hero ---------- */
main { display: block; }
.status { padding: 6rem var(--gutter); color: var(--muted); }
.sec-hero {
  position: relative; isolation: isolate;
  min-height: min(100svh, 62rem);
  display: flex; align-items: flex-end;
  padding: 7rem var(--gutter) clamp(3rem, 9vh, 6rem);
}
.hero-stage { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: 0; transition: opacity 0.9s ease; }
.hero-stage.is-live .hero-canvas { opacity: 1; }
.hero-poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; max-width: none; }
.threads { position: fixed; inset: 0; z-index: -1; width: 100%; height: 100%; pointer-events: none; opacity: 0.8; }
@media (max-width: 719px) { .hero-poster, .hero-canvas { opacity: 0.5; } .hero-stage.is-live .hero-canvas { opacity: 0.5; } .hero-poster { object-position: 80% 50%; } }
.hero-stage::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--bg1) 88%, transparent) 0%, color-mix(in srgb, var(--bg1) 55%, transparent) 38%, transparent 68%),
    linear-gradient(0deg, color-mix(in srgb, var(--bg1) 70%, transparent), transparent 40%),
    radial-gradient(34rem 26rem at 78% 30%, color-mix(in srgb, var(--accent3) 28%, transparent), transparent 65%),
    radial-gradient(30rem 24rem at 60% 70%, color-mix(in srgb, var(--accent1) 20%, transparent), transparent 65%);
}
/* Day room: a light veil keeps the dark text readable over the left of the scene, and the accent hazes (which
   would muddy a bright room) shrink to a hint. */
:root[data-mode="light"] .hero-stage::after {
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--bg1) 94%, transparent) 0%, color-mix(in srgb, var(--bg1) 82%, transparent) 40%, transparent 72%),
    linear-gradient(0deg, color-mix(in srgb, var(--bg1) 85%, transparent), transparent 42%),
    radial-gradient(34rem 26rem at 78% 30%, color-mix(in srgb, var(--accent3) 7%, transparent), transparent 65%);
}
@media (max-width: 719px) {
  /* narrow screens stack the text under the scene, so the veil moves to the bottom and the room stays visible above it */
  :root[data-mode="light"] .hero-stage.is-live .hero-canvas, :root[data-mode="light"] .hero-poster { opacity: 0.95; }
  :root[data-mode="light"] .hero-stage::after {
    background: linear-gradient(0deg, color-mix(in srgb, var(--bg1) 94%, transparent) 0%, color-mix(in srgb, var(--bg1) 86%, transparent) 42%, transparent 68%);
  }
}
/* the intro runs over the scene, not the plain page: a darker grey than --muted keeps it above 4.5:1 on any pixel behind it */
:root[data-mode="light"] .hero-intro { color: color-mix(in srgb, var(--fg) 82%, var(--muted)); }
.hero-grid { width: 100%; max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 2rem; }
.hero-copy { max-width: 46rem; }
/* Live desk: its monitor, keyboard and controller sit under the big title, so the text blocks let pointer
   events through to the section (the desk raycasts from there); links and buttons stay clickable. */
.sec-hero:has(.hero-stage.is-live) :is(.hero-copy, .hero-side) { pointer-events: none; }
.sec-hero:has(.hero-stage.is-live) .hero-copy :is(a, button) { pointer-events: auto; }
.hero-tag { color: var(--accent1); font-size: 0.9rem; margin-bottom: 1.4rem; }
.hero-tag .prompt { color: var(--accent3); }
.hero-name {
  font-size: clamp(2.9rem, 10.5vw, 8.5rem);
  line-height: 0.98; letter-spacing: -0.03em; font-weight: 700;
  margin-bottom: 1.6rem;
}
.hero-name:lang(th) { line-height: 1.35; padding-top: 0.12em; }
.hero-name .n1, .hero-name .n2 { display: block; }
.hero-name .n2 {
  color: var(--accent1);
  background: linear-gradient(95deg, var(--accent1), var(--accent2) 55%, var(--accent3));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  padding-bottom: 0.12em; /* keeps descenders and Thai tone marks from clipping */
}
.hero-intro { font-size: clamp(1.05rem, 2.2vw, 1.3rem); max-width: 36rem; color: var(--muted); margin-bottom: 2rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.8rem; margin: 0; }
.hero-side { color: var(--muted); font-size: 0.75rem; text-align: right; line-height: 1.8; writing-mode: vertical-rl; transform: rotate(180deg); }
@media (max-width: 719px) { .hero-grid { grid-template-columns: 1fr; } .hero-side { display: none; } }

/* ---------- sections ---------- */
.sec:not(.sec-hero) { padding: clamp(3.5rem, 9vw, 7rem) var(--gutter); }
.sec-inner { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: minmax(10rem, 1fr) minmax(0, 3.2fr); gap: clamp(1.5rem, 5vw, 4rem); }
.sec-head { align-self: start; position: sticky; top: 5.5rem; }
.idx { color: var(--accent3); font-size: 0.85rem; margin: 0 0 0.6rem; }
.sec h2 { font-size: clamp(1.9rem, 4.2vw, 3rem); letter-spacing: -0.02em; }
.sec + .sec:not(.sec-hero) { border-top: 1px solid var(--line); }
.sec-body { min-width: 0; }
@media (max-width: 899px) {
  .sec-inner { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
  .sec-head { position: static; }
}

/* about */
.about-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 3rem); }
.about-story p { font-size: 1.15rem; color: var(--fg); }
.about-story p:first-child::first-line { color: var(--accent1); }
.photo-wrap { margin: 0 0 1.5rem; }
.photo { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.photo-empty {
  display: grid; place-items: center; padding: 1rem; text-align: center;
  color: var(--muted); font-size: 0.8rem;
  background:
    repeating-linear-gradient(135deg, transparent 0 14px, color-mix(in srgb, var(--accent2) 10%, transparent) 14px 15px),
    var(--card);
}
.facts { margin: 0; display: grid; gap: 0.9rem; }
.fact { border-left: 2px solid var(--accent2); padding-left: 0.9rem; }
.fact dt { display: flex; align-items: center; gap: 0.5rem; color: var(--muted); font-size: 0.85rem; }
.fact dt svg { width: 1.1rem; height: 1.1rem; flex: none; color: var(--accent1); }
.fact dd { margin: 0.1rem 0 0; }
@media (max-width: 639px) { .about-grid { grid-template-columns: minmax(0, 1fr); } }

/* projects: uneven 6-column rhythm 4+2 / 3+3 */
.cards { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 1.1rem; }
.card { grid-column: span 3; display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; min-width: 0; }
.card:nth-child(4n+1) { grid-column: span 4; }
.card:nth-child(4n+2) { grid-column: span 2; }
.card-media { aspect-ratio: 16 / 7; overflow: hidden; background: var(--card); }
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.card-media.no-img {
  display: grid; place-items: center;
  background:
    radial-gradient(18rem 10rem at 20% 0%, color-mix(in srgb, var(--accent2) 35%, transparent), transparent 70%),
    radial-gradient(16rem 10rem at 90% 100%, color-mix(in srgb, var(--accent3) 28%, transparent), transparent 70%),
    var(--card);
}
.ph-letter { font-family: var(--font-display); font-weight: 700; font-size: 3.4rem; line-height: 1.3; color: var(--accent1); opacity: 0.9; }
.card-body { padding: 1.1rem 1.2rem 1.2rem; display: flex; flex-direction: column; flex: 1; min-width: 0; }
.card h3 { font-size: 1.3rem; margin-bottom: 0.4rem; }
.card-sum { color: var(--muted); font-size: 0.97rem; margin-bottom: 0.9rem; }
.tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-bottom: 1rem; }
.tags li { font-size: 0.72rem; padding: 0.1rem 0.55rem; border: 1px solid var(--line); border-radius: 6px; color: var(--accent2); line-height: 1.7; }
.card-links { margin: auto 0 0; display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; font-size: 0.92rem; }
.card-links a { font-weight: 600; }
.card-links .muted { font-size: 0.78rem; }
@media (max-width: 899px) { .cards { grid-template-columns: minmax(0, 1fr); } .card, .card:nth-child(4n+1), .card:nth-child(4n+2) { grid-column: auto; } }

/* skills */
.skill-rows { border-top: 1px solid var(--line); }
.skill-row { display: grid; grid-template-columns: minmax(8rem, 12rem) minmax(0, 1fr); gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.skill-row h3 { font-size: 0.85rem; font-weight: 500; color: var(--accent2); }
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chips li { padding: 0.25rem 0.85rem; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font-size: 0.97rem; line-height: 1.6; }
@media (max-width: 599px) { .skill-row { grid-template-columns: minmax(0, 1fr); gap: 0.5rem; } }

/* journey */
.timeline { position: relative; display: grid; gap: 2rem; padding-left: 1.8rem; }
.timeline::before { content: ""; position: absolute; left: 0.3rem; top: 0.6rem; bottom: 0.6rem; width: 2px; background: linear-gradient(var(--accent1), var(--accent2), var(--accent3)); }
.step { position: relative; }
.step::before { content: ""; position: absolute; left: -1.8rem; top: 0.55rem; width: 0.75rem; height: 0.75rem; border-radius: 50%; background: var(--bg1); border: 2px solid var(--accent1); }
.step:last-child::before { background: var(--accent1); }
.when { color: var(--accent1); font-size: 0.85rem; margin: 0 0 0.2rem; }
.step h3 { font-size: 1.35rem; }
.place { color: var(--muted); margin: 0.2rem 0 0; }

/* articles */
.articles-list:empty { display: none; }
.articles-more { margin: 0; }

/* contact */
.contact-lead { font-size: 1.15rem; color: var(--muted); max-width: 30rem; }
.contact-mail { margin: 0 0 1.4rem; }
.contact-mail a { display: inline-flex; align-items: center; gap: 0.7rem; font-family: var(--font-display); font-weight: 700; font-size: clamp(1.25rem, 4.4vw, 2.6rem); line-height: 1.3; text-decoration: none; color: var(--fg); border-bottom: 2px solid var(--accent3); }
.contact-mail a:hover { color: var(--accent1); }
.contact-mail svg { width: 1.2em; height: 1.2em; flex: none; color: var(--accent3); }
.contact-phone { margin-bottom: 1.4rem; }
.social { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.social a { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem; border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--fg); text-decoration: none; line-height: 1.5; }
.social a:hover { border-color: var(--accent1); }
.social svg { width: 1.25rem; height: 1.25rem; flex: none; color: var(--accent1); }

.site-foot { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding: 2rem var(--gutter) 3rem; color: var(--muted); font-size: 0.8rem; border-top: 1px solid var(--line); }

/* 404 */
.nf { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 2rem var(--gutter); max-width: 44rem; }
.nf h1 { font-size: clamp(2.4rem, 9vw, 5rem); margin-bottom: 1rem; }
.nf h1 { color: var(--accent1); }
.nf h1:lang(th), .nf h1 [lang="th"] { line-height: 1.4; }

/* motion is always on, whatever the OS motion setting says */
.cursor { animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.btn, .card, .social a, .lang-btn, .menu-btn, #primary-nav a { transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s, color 0.2s, transform 0.25s ease-out; }
.card.is-tilting { transition: border-color 0.2s, box-shadow 0.2s, transform 0.05s linear; }
/* reveal: only elements JS marked as below the fold; opacity + translate, no layout change */
.rv { opacity: 0; translate: 0 22px; transition: opacity 0.6s ease-out, translate 0.6s ease-out; }
.rv.rv-in { opacity: 1; translate: 0 0; }
.cursor-glow { transition: opacity 0.3s; }
.chips li { transition: transform 0.2s, border-color 0.2s, background-color 0.2s, box-shadow 0.2s; }
.skill-row h3 { transition: color 0.2s, letter-spacing 0.2s; }
.timeline::after { transition: transform 0.15s linear; }
@media print { .rv { opacity: 1 !important; translate: none !important; } .cursor-glow { display: none; } }

/* cursor glow */
.cursor-glow {
  position: fixed; left: 0; top: 0; z-index: -1; pointer-events: none;
  width: 30rem; height: 30rem; margin: -15rem 0 0 -15rem; border-radius: 50%;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent1) 16%, transparent), transparent);
  opacity: 0; will-change: transform;
}
.cursor-glow.on { opacity: 1; }
:root[data-mode="light"] .cursor-glow { background: radial-gradient(closest-side, color-mix(in srgb, var(--accent2) 14%, transparent), transparent); }

/* project cards: the title button stretches over the whole card (links stay on top) */
.card { position: relative; }
.card:hover, .card:focus-within { border-color: var(--accent2); }
.card-open {
  font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0;
  text-align: left; cursor: pointer; display: block; width: 100%; -webkit-tap-highlight-color: transparent;
  overflow-wrap: anywhere;
}
.card-open::after { content: ""; position: absolute; inset: 0; z-index: 1; border-radius: var(--radius); }
.card-open:focus-visible { outline: none; }
.card-open:focus-visible::after { outline: 3px solid var(--accent1); outline-offset: -3px; }
:root[data-mode="light"] .card-open:focus-visible::after { outline-color: var(--accent2); }
.card-links a { position: relative; z-index: 2; }

/* project dialog */
html:has(dialog.proj-dialog[open]) { overflow: hidden; }
.proj-dialog {
  padding: 0; border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px);
  background: color-mix(in srgb, var(--bg1) 94%, var(--bg2)); color: var(--fg);
  width: min(42rem, calc(100vw - 2rem)); max-height: min(90vh, 52rem); overflow: auto;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}
.proj-dialog::backdrop { background: rgba(5, 7, 16, 0.72); backdrop-filter: blur(4px); }
:root[data-mode="light"] .proj-dialog::backdrop { background: rgba(240, 242, 250, 0.7); }
.proj-inner { position: relative; padding: clamp(1.2rem, 4vw, 2rem); }
.proj-close {
  position: sticky; top: 0; float: right; z-index: 2; margin: 0 0 0.6rem 1rem;
  font-size: 0.85rem; cursor: pointer; color: var(--fg); background: var(--card);
  border: 1px solid var(--line); border-radius: 999px; padding: 0.3rem 0.95rem; min-height: 2.25rem; line-height: 1.4;
}
.proj-close:hover { border-color: var(--accent1); }
.proj-img { width: 100%; max-height: 16rem; object-fit: cover; border-radius: var(--radius); margin-bottom: 1.2rem; }
.proj-title { font-size: clamp(1.6rem, 5vw, 2.3rem); margin-bottom: 1rem; }
.proj-title:focus { outline: none; }
.proj-body p { color: var(--fg); }
.proj-dialog .tags { margin: 1.2rem 0; }
.proj-links { display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; font-weight: 600; margin: 0; }
.proj-private { font-size: 0.85rem; margin: 0; }
.proj-dialog[open] { animation: proj-in 0.22s ease-out; }
@keyframes proj-in { from { opacity: 0; transform: translateY(10px); } }

/* skills: playful hover (decorative; chips are not interactive, so nothing is hover-only information) */
.chips li:hover { border-color: var(--accent2); transform: translateY(-2px) rotate(-1.5deg); background: color-mix(in srgb, var(--accent2) 14%, var(--card)); box-shadow: 0 6px 18px color-mix(in srgb, var(--accent2) 22%, transparent); }
.chips li:nth-child(even):hover { transform: translateY(-2px) rotate(1.5deg); }
.skill-row:hover h3 { color: var(--accent1); }

/* journey: scroll-progress line (fully drawn when --p is never set: no JS) */
.timeline::before { background: var(--line); }
.timeline::after {
  content: ""; position: absolute; left: 0.3rem; top: 0.6rem; bottom: 0.6rem; width: 2px;
  background: linear-gradient(var(--accent1), var(--accent2), var(--accent3));
  transform-origin: top; transform: scaleY(var(--p, 1));
}

/* ---------- static pages: articles + résumé ---------- */
.nav-simple ul { display: flex; align-items: center; gap: 0.25rem; }
.nav-simple a { display: block; padding: 0.35rem 0.8rem; border-radius: 999px; color: var(--muted); text-decoration: none; font-size: 0.95rem; line-height: 1.5; }
.nav-simple a:hover, .nav-simple a[aria-current="page"] { color: var(--fg); background: var(--card); }
@media (max-width: 479px) { .nav-simple a { padding: 0.35rem 0.5rem; font-size: 0.9rem; } .site-nav { gap: 0.4rem; } }
.doc { max-width: 46rem; margin: 0 auto; padding: clamp(2.5rem, 7vw, 5rem) var(--gutter) clamp(3rem, 8vw, 6rem); min-height: 70vh; }
.doc h1 { font-size: clamp(2rem, 6vw, 3.2rem); letter-spacing: -0.02em; margin-bottom: 1rem; }
.doc:lang(th) h1, .doc h1:lang(th), .doc [lang="th"] h1 { line-height: 1.4; }
.doc-head { margin-bottom: 2rem; }
.post .idx { margin-bottom: 0.8rem; }
.post-lead { font-size: 1.2rem; color: var(--muted); margin-bottom: 1.6rem; }
.post-cover { width: 100%; max-height: 22rem; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); margin-bottom: 1.6rem; }
.post-body > *:first-child { margin-top: 0; }
.post-body h2 { font-size: 1.6rem; margin: 2rem 0 0.8rem; }
.post-body h3 { font-size: 1.25rem; margin: 1.6rem 0 0.6rem; }
.post-body ul, .post-body ol { padding-left: 1.4rem; margin: 0 0 1em; }
.post-body ul { list-style: disc; }
.post-body ol { list-style: decimal; }
.post-body li { margin-bottom: 0.35em; }
.post-body li::marker { color: var(--accent3); }
.post-body img { border-radius: var(--radius); margin: 1.2rem 0; }
.post-body pre { overflow-x: auto; padding: 1rem; border-radius: 10px; background: var(--card); border: 1px solid var(--line); font-family: var(--font-mono); font-size: 0.9rem; line-height: 1.6; overflow-wrap: normal; }
.post-body code { font-family: var(--font-mono); font-size: 0.92em; }
.post-body blockquote { margin: 1.2rem 0; padding: 0.2rem 1rem; border-left: 3px solid var(--accent2); color: var(--muted); }
.post .tags { margin: 1.6rem 0 0; }
.post-back { margin: 2.4rem 0 0; }
.art-list { display: grid; gap: 1rem; }
.art-item { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.3rem; }
.art-item:hover, .art-item:focus-within { border-color: var(--accent2); }
.art-item > a { color: inherit; text-decoration: none; display: block; }
.art-item h2 { font-size: 1.45rem; }
.art-item .idx { margin-bottom: 0.4rem; }
.art-sum { color: var(--muted); margin: 0.4rem 0 0; }
.art-item .tags { margin: 0.9rem 0 0; }
.art-empty { padding: 2rem 0; }
.art-empty-title { font-family: var(--font-display); font-size: 1.5rem; color: var(--accent1); margin-bottom: 0.3rem; }

/* home: latest articles */
.art-cards { display: grid; gap: 0.9rem; margin-bottom: 1.4rem; }
.art-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.3rem; position: relative; }
.art-card:hover, .art-card:focus-within { border-color: var(--accent2); }
.art-card h3 { font-size: 1.25rem; }
.art-card h3 a { color: var(--fg); text-decoration: none; }
.art-card h3 a::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); }
.art-card h3 a:focus-visible { outline: none; }
.art-card h3 a:focus-visible::after { outline: 3px solid var(--accent1); outline-offset: -3px; }
.art-card .idx { margin-bottom: 0.3rem; }
.art-card .card-sum { margin: 0.4rem 0 0; }
.art-card .tags { margin: 0.8rem 0 0; }

/* résumé */
.resume-wrap { max-width: 62rem; }
.resume-actions { margin: 0 0 1.4rem; display: flex; flex-wrap: wrap; gap: 0.8rem; }
.resume-pdf { width: 100%; height: min(80vh, 60rem); border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.resume-img { width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.resume-pdf-fallback { padding: 1.5rem; }
.resume-soon { padding: 1rem 0 2rem; }
.resume-soon p.big { font-family: var(--font-display); font-size: clamp(1.8rem, 5vw, 2.8rem); color: var(--accent1); line-height: 1.4; margin-bottom: 0.6rem; }
.nav-simple a, .site-nav .lang-btn { white-space: nowrap; overflow-wrap: normal; }
.site-nav .brand { min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }