/* =====================================================================
   grahamsprojects.com — stylesheet
   Dark, high-contrast, minimal. Edit the tokens to retheme.
   ===================================================================== */

:root {
  --bg:        #0A0D14;                 /* page */
  --bg-2:      #0F131C;                 /* alternating section */
  --surface:   rgba(255,255,255,0.03);  /* cards */
  --surface-2: rgba(255,255,255,0.06);  /* hover / raised */
  --line:      rgba(255,255,255,0.08);
  --line-2:    rgba(255,255,255,0.14);
  --text:      #F2F4F8;
  --text-2:    #A3ACBD;
  --text-3:    #6C7689;
  --accent:    #6EA8FE;
  --accent-2:  #9CC3FF;
  --accent-ink:#071224;
  --glow:      rgba(110,168,254,0.35);
  --ok:        #3DDC97;

  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --t--2: 0.75rem;
  --t--1: 0.875rem;
  --t-0:  1rem;
  --t-1:  1.125rem;
  --t-2:  1.25rem;
  --t-3:  clamp(1.5rem, 1.3rem + 0.8vw, 1.875rem);
  --t-4:  clamp(1.875rem, 1.5rem + 1.5vw, 2.5rem);
  --t-5:  clamp(2.25rem, 1.6rem + 2.6vw, 3.5rem);
  --t-6:  clamp(2.75rem, 1.6rem + 5vw, 5.25rem);

  --wrap: 72rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --r-sm: 8px; --r: 14px; --r-lg: 20px; --r-xl: 28px;
  --shadow: 0 1px 0 rgba(255,255,255,0.04) inset, 0 20px 50px -20px rgba(0,0,0,0.6);
  --ease: cubic-bezier(.2,.7,.2,1);
}
@media (min-width: 120em) { html { font-size: 112%; } }
@media (min-width: 160em) { html { font-size: 130%; } }

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 5.5rem; color-scheme: dark; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--sans); font-size: var(--t-0); line-height: 1.65;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  font-feature-settings: "cv11", "ss01", "kern";
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3, h4 { margin: 0; line-height: 1.1; font-weight: 600; letter-spacing: -0.02em; text-wrap: balance; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.25em; }
li { margin-bottom: 0.35em; }
code, kbd, pre { font-family: var(--mono); }
:not(pre) > code { font-size: 0.88em; padding: 0.12em 0.4em; border-radius: 5px; background: var(--surface-2); border: 1px solid var(--line); }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }
.skip-link { position: absolute; left: 1rem; top: -3rem; z-index: 100; background: var(--text); color: var(--bg); padding: .5rem .75rem; border-radius: var(--r-sm); }
.skip-link:focus { top: 1rem; }

.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.section { padding-block: clamp(4rem, 9vw, 8rem); position: relative; }
.section.alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { display: grid; gap: .9rem; margin-bottom: clamp(2rem, 4vw, 3.5rem); max-width: 40rem; }
.section-head h2 { font-size: var(--t-4); }
.section-head p { color: var(--text-2); font-size: var(--t-1); margin: 0; line-height: 1.55; }
.section-head.row { max-width: none; grid-template-columns: 1fr auto; align-items: end; }
@media (max-width: 40em) { .section-head.row { grid-template-columns: 1fr; } }
.eyebrow { font-family: var(--mono); font-size: var(--t--2); letter-spacing: .06em; text-transform: uppercase; color: var(--accent); margin: 0; }
.two-col { display: grid; gap: clamp(2rem, 5vw, 5rem); align-items: start; }
@media (min-width: 60em) { .two-col { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); } }
.link { display: inline-flex; align-items: center; gap: .4rem; font-weight: 500; color: var(--text); }
.link::after { content: ""; width: .55em; height: .55em; border-right: 1.5px solid currentColor; border-top: 1.5px solid currentColor; transform: rotate(45deg); transition: transform .2s var(--ease); }
.link:hover { color: var(--accent-2); } .link:hover::after { transform: translateX(3px) rotate(45deg); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; padding-top: .75rem; pointer-events: none; }
.site-header .nav {
  pointer-events: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  min-height: 3.5rem; padding: 0 .5rem 0 1rem;
  background: rgba(10,13,20,0.72); -webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%);
  border: 1px solid var(--line); border-radius: 999px; position: relative;
}
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--text); font-weight: 600; font-size: var(--t--1); letter-spacing: -0.01em; }
.brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--glow); }
.nav-list { list-style: none; display: flex; gap: .15rem; margin: 0; padding: 0; align-items: center; }
.nav-list li { margin: 0; }
.nav-list a { display: inline-block; padding: .5rem .85rem; border-radius: 999px; color: var(--text-2); font-size: var(--t--1); font-weight: 500; transition: color .15s, background .15s; }
.nav-list a:hover { color: var(--text); background: var(--surface-2); }
.nav-list a[aria-current="page"] { color: var(--text); background: var(--surface-2); }
.nav-list .nav-cta a { background: var(--text); color: var(--bg); margin-left: .35rem; font-weight: 600; }
.nav-list .nav-cta a:hover { background: #fff; }
.nav-toggle { display: none; appearance: none; border: 0; background: transparent; color: var(--text); width: 2.5rem; height: 2.5rem; border-radius: 50%; cursor: pointer; padding: 0; }
.nav-toggle span { display: block; width: 18px; height: 1.5px; background: currentColor; margin: 5px auto; transition: transform .2s, opacity .2s; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (max-width: 47.99em) {
  .nav-toggle { display: block; }
  .nav-list {
    position: absolute; left: 0; right: 0; top: calc(100% + .5rem); display: none;
    flex-direction: column; align-items: stretch; gap: .15rem; padding: .5rem;
    background: rgba(12,16,24,0.96); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow);
  }
  .nav-list.is-open { display: flex; }
  .nav-list a { display: block; padding: .8rem 1rem; border-radius: var(--r-sm); font-size: var(--t-0); }
  .nav-list .nav-cta a { margin: .25rem 0 0; text-align: center; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .8rem 1.25rem; border-radius: 999px; border: 1px solid transparent;
  background: var(--text); color: var(--bg); font-weight: 600; font-size: var(--t--1); line-height: 1.1;
  cursor: pointer; transition: transform .2s var(--ease), background .2s, border-color .2s, box-shadow .2s;
}
.btn:hover { background: #fff; color: var(--bg); transform: translateY(-1px); }
.btn.accent { background: var(--accent); color: var(--accent-ink); box-shadow: 0 8px 24px -8px var(--glow); }
.btn.accent:hover { background: var(--accent-2); color: var(--accent-ink); }
.btn.secondary { background: transparent; color: var(--text); border-color: var(--line-2); }
.btn.secondary:hover { background: var(--surface-2); border-color: rgba(255,255,255,0.25); color: var(--text); }
.btn svg { width: 1.05em; height: 1.05em; }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }

/* ---------- Chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; margin: 0; }
.chips li { margin: 0; }
.chip { display: inline-block; padding: .35rem .75rem; border-radius: 999px; font-size: var(--t--1); font-weight: 500; line-height: 1.2; color: var(--text-2); background: var(--surface); border: 1px solid var(--line); }
.chip.outline { background: transparent; }

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: clamp(4rem, 9vw, 7.5rem) clamp(3rem, 7vw, 6rem); overflow: clip; isolation: isolate; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto -10%; height: 70%; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60% 55% at 70% 10%, rgba(110,168,254,0.22), transparent 70%),
    radial-gradient(45% 40% at 15% 30%, rgba(140,110,254,0.14), transparent 70%);
  filter: blur(10px);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .5;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(70% 60% at 50% 0%, #000 0%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 60% at 50% 0%, #000 0%, transparent 100%);
}
.hero-grid { display: grid; gap: clamp(2.5rem, 5vw, 4rem); align-items: center; }
@media (min-width: 60em) { .hero-grid { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); } }
.status {
  display: inline-flex; align-items: center; gap: .6rem; padding: .4rem .9rem .4rem .6rem; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface); color: var(--text-2); font-size: var(--t--1); font-weight: 500; margin-bottom: 1.75rem;
}
.status .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 rgba(61,220,151,.6); animation: pulse 2.2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(61,220,151,.55); } 70% { box-shadow: 0 0 0 8px rgba(61,220,151,0); } 100% { box-shadow: 0 0 0 0 rgba(61,220,151,0); } }
.hero h1 { font-size: var(--t-6); font-weight: 650; letter-spacing: -0.035em; line-height: 1; margin: 0 0 1.25rem; }
.hero h1 .muted { color: var(--text-3); display: block; font-weight: 500; font-size: 0.5em; letter-spacing: -0.02em; margin-top: .5em; line-height: 1.15; }
.hero-lede { font-size: var(--t-2); line-height: 1.5; color: var(--text-2); max-width: 36ch; margin: 0 0 2rem; }
.hero .btn-row { margin-bottom: 2.25rem; }
.hero-links { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; list-style: none; padding: 0; margin: 0; }
.hero-links li { margin: 0; }
.hero-links a { color: var(--text-2); font-size: var(--t--1); font-weight: 500; display: inline-flex; align-items: center; gap: .45rem; }
.hero-links a:hover { color: var(--text); }
.hero-links svg { width: 1.05em; height: 1.05em; opacity: .8; }

.portrait { position: relative; margin: 0; max-width: 24rem; order: -1; justify-self: start; }
@media (min-width: 60em) { .portrait { order: 0; justify-self: end; max-width: none; } }
.portrait::before {
  content: ""; position: absolute; inset: -1px; border-radius: calc(var(--r-xl) + 1px); z-index: -1;
  background: linear-gradient(160deg, rgba(110,168,254,.55), rgba(255,255,255,.06) 40%, rgba(140,110,254,.35));
}
.portrait::after { content: ""; position: absolute; inset: 15% -10% -10% 10%; z-index: -2; background: radial-gradient(closest-side, var(--glow), transparent); filter: blur(30px); opacity: .7; }
.portrait img { width: 100%; aspect-ratio: 9 / 11; object-fit: cover; border-radius: var(--r-xl); background: var(--bg-2); }
.portrait figcaption {
  position: absolute; left: 1rem; bottom: 1rem; display: inline-flex; align-items: center; gap: .5rem;
  padding: .5rem .8rem; border-radius: 999px; font-size: var(--t--1); font-weight: 500; color: var(--text);
  background: rgba(10,13,20,0.7); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border: 1px solid var(--line);
}

/* ---------- Metrics strip ---------- */
.metrics { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; margin-top: clamp(3rem, 6vw, 5rem); }
@media (min-width: 40em) { .metrics { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 64em) { .metrics { grid-template-columns: repeat(4, minmax(0,1fr)); } }
.metric { background: var(--bg); padding: 1.35rem 1.5rem; display: grid; gap: .25rem; }
.metric b { font-size: var(--t-3); font-weight: 600; letter-spacing: -0.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.metric span { color: var(--text-3); font-size: var(--t--1); }

/* ---------- Cards ---------- */
.project-grid { display: grid; gap: 1.25rem; }
@media (min-width: 40em) { .project-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 64em) { .project-grid { grid-template-columns: repeat(3, minmax(0,1fr)); } }
.card {
  position: relative; display: grid; grid-template-rows: auto 1fr; overflow: hidden;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg);
  transition: transform .3s var(--ease), border-color .3s, background .3s; box-shadow: 0 1px 0 rgba(255,255,255,0.03) inset;
}
.card:hover, .card:focus-within { transform: translateY(-3px); border-color: var(--line-2); background: var(--surface-2); }
.card-media { aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg-2); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.card:hover .card-media img { transform: scale(1.03); }
.card-body { padding: 1.25rem 1.35rem 1.4rem; display: grid; gap: .55rem; align-content: start; }
.card-meta { display: flex; justify-content: space-between; gap: 1rem; font-size: var(--t--2); font-family: var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--text-3); }
.card h3 { font-size: var(--t-2); letter-spacing: -0.015em; }
.card h3 a { color: var(--text); }
.card h3 a::after { content: ""; position: absolute; inset: 0; }
.card p { color: var(--text-2); margin: 0; font-size: var(--t--1); line-height: 1.55; }
.card .chips { margin-top: .4rem; }
.card .chip { font-size: var(--t--2); padding: .25rem .6rem; }
.card .arrow { position: absolute; top: 1rem; right: 1rem; width: 2.25rem; height: 2.25rem; border-radius: 50%; display: grid; place-items: center; background: rgba(10,13,20,.6); border: 1px solid var(--line); color: var(--text); opacity: 0; transform: translate(-4px, 4px); transition: opacity .25s, transform .3s var(--ease); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.card:hover .arrow { opacity: 1; transform: none; }
.card .arrow svg { width: 1rem; height: 1rem; }

/* ---------- Filters ---------- */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.filter { appearance: none; cursor: pointer; border: 1px solid var(--line); background: var(--surface); color: var(--text-2); font: inherit; font-size: var(--t--1); font-weight: 500; padding: .5rem 1rem; border-radius: 999px; transition: all .2s; }
.filter:hover { border-color: var(--line-2); color: var(--text); }
.filter[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }
.empty { color: var(--text-2); padding: 3rem 0; text-align: center; display: none; }
.empty.is-visible { display: block; }

/* ---------- About ---------- */
.about-text p { font-size: var(--t-1); color: var(--text-2); line-height: 1.7; max-width: 60ch; }
.about-text p strong { color: var(--text); font-weight: 600; }
.about-text p:last-child { margin: 0; }
.facts { display: grid; gap: 1rem; }
@media (min-width: 40em) { .facts { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.fact { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 1.25rem 1.35rem; }
.fact h3 { font-size: var(--t--2); font-family: var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); margin-bottom: .75rem; font-weight: 500; }
.fact p, .fact ul { margin: 0; font-size: var(--t--1); color: var(--text-2); }
.fact strong { color: var(--text); font-weight: 600; }
.fact ul { list-style: none; padding: 0; }
.fact li { margin: 0 0 .35em; }
.skill-groups { display: grid; gap: 1rem; margin-top: 1rem; }
@media (min-width: 48em) { .skill-groups { grid-template-columns: repeat(3, minmax(0,1fr)); } }
.skill-group { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 1.25rem 1.35rem; }
.skill-group h3 { font-size: var(--t--2); font-family: var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); margin-bottom: .85rem; font-weight: 500; }

/* ---------- Documents ---------- */
.docs { display: grid; gap: 1rem; }
@media (min-width: 40em) { .docs { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 64em) { .docs { grid-template-columns: repeat(4, minmax(0,1fr)); } }
.doc { display: grid; gap: .3rem; align-content: start; padding: 1.25rem 1.35rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); color: var(--text); transition: transform .3s var(--ease), border-color .3s, background .3s; position: relative; }
.doc:hover { transform: translateY(-3px); border-color: var(--line-2); background: var(--surface-2); color: var(--text); }
.doc .kind { font-family: var(--mono); font-size: var(--t--2); letter-spacing: .04em; text-transform: uppercase; color: var(--text-3); margin-bottom: .5rem; }
.doc strong { font-weight: 600; font-size: var(--t-0); }
.doc span:last-child { color: var(--text-2); font-size: var(--t--1); line-height: 1.5; }

/* ---------- Contact ---------- */
.contact { overflow: clip; }
.contact-panel {
  position: relative; border: 1px solid var(--line); border-radius: var(--r-xl); padding: clamp(2rem, 5vw, 4rem);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01)); display: grid; gap: 2.5rem;
}
@media (min-width: 60em) { .contact-panel { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: center; } }
.contact-panel::before { content: ""; position: absolute; inset: auto -20% -60% 30%; height: 100%; background: radial-gradient(closest-side, var(--glow), transparent); filter: blur(40px); opacity: .5; pointer-events: none; }
.contact h2 { font-size: var(--t-5); letter-spacing: -0.03em; }
.contact .lede { color: var(--text-2); font-size: var(--t-1); margin: 1rem 0 0; max-width: 46ch; line-height: 1.6; }
.contact-list { list-style: none; padding: 0; margin: 0; }
.contact-list li { margin: 0; display: flex; justify-content: space-between; gap: 1rem; padding: .9rem 0; border-bottom: 1px solid var(--line); }
.contact-list li:first-child { border-top: 1px solid var(--line); }
.contact-list .k { color: var(--text-3); font-size: var(--t--1); }
.contact-list a { color: var(--text); font-weight: 500; font-size: var(--t--1); text-align: right; word-break: break-word; }
.contact-list a:hover { color: var(--accent-2); }

/* ---------- Footer ---------- */
.site-footer { padding: 2rem 0 2.5rem; color: var(--text-3); font-size: var(--t--1); border-top: 1px solid var(--line); }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: center; }
.footer-row ul { list-style: none; display: flex; flex-wrap: wrap; gap: 1.25rem; margin: 0; padding: 0; }
.footer-row li { margin: 0; }
.footer-row a { color: var(--text-2); }
.footer-row a:hover { color: var(--text); }

/* ---------- Page head (inner pages) ---------- */
.page-head { position: relative; padding-block: clamp(3rem, 7vw, 6rem) clamp(2rem, 4vw, 3rem); isolation: isolate; overflow: clip; }
.page-head::before { content: ""; position: absolute; inset: -30% -10% auto -10%; height: 80%; z-index: -1; pointer-events: none; background: radial-gradient(50% 50% at 50% 0%, rgba(110,168,254,0.16), transparent 70%); filter: blur(10px); }
.page-head h1 { font-size: var(--t-5); letter-spacing: -0.03em; max-width: 22ch; }
.page-head .lede { font-size: var(--t-2); color: var(--text-2); margin: 1.25rem 0 0; line-height: 1.5; max-width: 44ch; }
.crumbs { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; padding: 0; margin: 0 0 1.5rem; font-size: var(--t--1); color: var(--text-3); }
.crumbs li { margin: 0; }
.crumbs li + li::before { content: "/"; margin-right: .5rem; color: var(--text-3); opacity: .5; }
.crumbs a { color: var(--text-3); }
.crumbs a:hover { color: var(--text); }

/* ---------- Project detail ---------- */
.spec { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; margin-top: clamp(1.75rem, 3vw, 2.5rem); }
@media (min-width: 40em) { .spec { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (min-width: 64em) { .spec { grid-template-columns: repeat(4, minmax(0,1fr)); } }
.spec > div { background: var(--bg); padding: 1.1rem 1.35rem; }
.spec dt { font-family: var(--mono); font-size: var(--t--2); letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); margin-bottom: .4rem; }
.spec dd { margin: 0; font-size: var(--t--1); font-weight: 500; color: var(--text); }
.spec dd a { color: var(--accent); } .spec dd a:hover { color: var(--accent-2); }

.cover { margin: clamp(1.75rem, 3vw, 2.5rem) 0 0; }
.cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: var(--r-xl); border: 1px solid var(--line); box-shadow: var(--shadow); }
.cover figcaption, .gallery figcaption, .figure figcaption { font-size: var(--t--1); color: var(--text-3); margin-top: .75rem; }

.article { display: grid; gap: clamp(2rem, 5vw, 5rem); padding-block: clamp(3rem, 6vw, 5rem); }
@media (min-width: 64em) { .article { grid-template-columns: 13rem minmax(0,1fr); align-items: start; } }
.toc { position: sticky; top: 6rem; display: none; }
@media (min-width: 64em) { .toc { display: block; } }
.toc h2 { font-family: var(--mono); font-size: var(--t--2); letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); font-weight: 500; margin-bottom: 1rem; }
.toc ol { list-style: none; padding: 0; margin: 0; }
.toc li { margin: 0; }
.toc a { display: block; padding: .45rem 0 .45rem .9rem; color: var(--text-3); font-size: var(--t--1); border-left: 1px solid var(--line); transition: color .15s, border-color .15s; }
.toc a:hover { color: var(--text); }
.toc a.is-active { color: var(--text); border-left-color: var(--accent); }
.article > * { min-width: 0; }
.prose { max-width: 44rem; min-width: 0; }
.prose h2 { font-size: var(--t-3); margin: 0 0 1.1rem; scroll-margin-top: 6rem; }
.prose h3 { font-size: var(--t-1); margin: 1.75rem 0 .5rem; color: var(--text); }
.prose section + section { margin-top: clamp(2.5rem, 5vw, 4rem); padding-top: clamp(2.5rem, 5vw, 4rem); border-top: 1px solid var(--line); }
.prose p, .prose li { font-size: var(--t-1); color: var(--text-2); line-height: 1.7; }
.prose strong { color: var(--text); }
.prose ul, .prose ol { margin: 0 0 1em; }
.prose figure { margin: 1.75rem 0; }
.prose figure img { border-radius: var(--r-lg); border: 1px solid var(--line); width: 100%; }

.gallery { display: grid; gap: 1rem; margin: 1.75rem 0; }
@media (min-width: 40em) { .gallery { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.gallery figure { margin: 0; }
.gallery img { aspect-ratio: 14 / 9; object-fit: cover; }
.gallery figure:first-child { grid-column: 1 / -1; }
.gallery figure:first-child img { aspect-ratio: 16 / 9; }

.stats { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; margin: 1.75rem 0; }
@media (min-width: 40em) { .stats { grid-template-columns: repeat(3, minmax(0,1fr)); } }
.stat { background: var(--bg); padding: 1.25rem 1.35rem; }
.stat b { display: block; font-size: var(--t-3); font-weight: 600; letter-spacing: -0.03em; line-height: 1.05; color: var(--text); font-variant-numeric: tabular-nums; }
.stat span { color: var(--text-3); font-size: var(--t--1); display: block; margin-top: .35rem; }

.table-wrap { overflow-x: auto; margin: 1.75rem 0; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: var(--t--1); min-width: 32rem; }
th, td { text-align: left; padding: .8rem 1.1rem; border-bottom: 1px solid var(--line); vertical-align: top; color: var(--text-2); }
th { font-weight: 600; color: var(--text); background: var(--surface-2); font-size: var(--t--2); letter-spacing: .04em; text-transform: uppercase; font-family: var(--mono); }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
td.num { color: var(--text); }

.callout { border-left: 2px solid var(--accent); padding: .25rem 0 .25rem 1.25rem; margin: 1.75rem 0; }
.callout p { margin: 0; color: var(--text); font-size: var(--t-1); }

/* ---------- Code ---------- */
.codebox { margin: 1.75rem 0; border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); background: #070A10; box-shadow: var(--shadow); }
.codebox-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .65rem .75rem .65rem 1rem; font-family: var(--mono); font-size: var(--t--2); color: var(--text-3); border-bottom: 1px solid var(--line); background: rgba(255,255,255,0.02); }
.codebox-bar .copy { appearance: none; border: 1px solid var(--line); background: transparent; color: var(--text-2); font: inherit; padding: .3rem .7rem; border-radius: 6px; cursor: pointer; transition: all .15s; }
.codebox-bar .copy:hover { border-color: var(--line-2); color: var(--text); background: var(--surface-2); }
.codebox pre { margin: 0; padding: 1.1rem 1.25rem; overflow-x: auto; font-size: .85rem; line-height: 1.6; tab-size: 4; color: #DCE3F0; }
.codebox code { background: transparent; border: 0; color: inherit; padding: 0; font-size: inherit; }
.hljs-comment, .hljs-quote { color: #6C7689; font-style: italic; }
.hljs-keyword, .hljs-selector-tag, .hljs-literal, .hljs-type, .hljs-built_in { color: #9CC3FF; }
.hljs-string, .hljs-addition { color: #7EE0B8; }
.hljs-number, .hljs-symbol, .hljs-attr, .hljs-variable, .hljs-template-variable { color: #F5C36B; }
.hljs-title, .hljs-title.function_, .hljs-section, .hljs-name { color: #E7C3FF; }
.hljs-meta, .hljs-preprocessor { color: #FF9E9E; }

/* ---------- Pager ---------- */
.pager { display: grid; gap: 1rem; border-top: 1px solid var(--line); padding-block: clamp(2rem, 4vw, 3rem); }
@media (min-width: 40em) { .pager { grid-template-columns: 1fr 1fr; } }
.pager a { display: grid; gap: .35rem; padding: 1.25rem 1.4rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); color: var(--text); transition: transform .3s var(--ease), border-color .3s, background .3s; }
.pager a:hover { transform: translateY(-3px); border-color: var(--line-2); background: var(--surface-2); color: var(--text); }
.pager a.next { text-align: right; }
.pager .dir { font-family: var(--mono); font-size: var(--t--2); letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); }
.pager strong { font-weight: 600; font-size: var(--t-1); }

/* ---------- 404 ---------- */
.error-page { min-height: 65vh; display: grid; align-content: center; padding-block: 4rem; }
.error-page h1 { font-size: var(--t-6); letter-spacing: -0.04em; line-height: 1; }
.error-page p { font-size: var(--t-1); color: var(--text-2); margin-top: 1rem; max-width: 40ch; }

/* ---------- Reveal (one orchestrated hero entrance) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .hero-grid > * { animation: rise .8s var(--ease) both; }
  .hero-grid > :nth-child(2) { animation-delay: .12s; }
  .metrics { animation: rise .8s var(--ease) .25s both; }
  @keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
}

/* ---------- "Under development" badge ---------- */
:root { --warn: #F5C36B; }
.badge-dev {
  display: inline-flex; align-items: center; gap: .5rem; padding: .35rem .75rem .35rem .6rem; border-radius: 999px;
  font-family: var(--mono); font-size: var(--t--2); font-weight: 500; letter-spacing: .06em; text-transform: uppercase;
  color: var(--warn); background: rgba(245,195,107,.10); border: 1px solid rgba(245,195,107,.35);
}
.badge-dev::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--warn); box-shadow: 0 0 0 3px rgba(245,195,107,.18); }
.card .badge-dev { position: absolute; top: 1rem; left: 1rem; z-index: 1; background: rgba(10,13,20,.72); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.page-head .badge-dev { margin-bottom: 1.1rem; }
.callout.dev { border-left-color: var(--warn); }