/* ==========================================================================
   Design tokens
   ========================================================================== */
:root {
  --paper: #f5f3ee;
  --paper-2: #ebe8e0;
  --card: #fcfbf8;
  --ink: #15181b;
  --ink-2: #474d54;
  --ink-3: #6d737a;
  --line: #dcd8ce;
  --line-strong: #bfb9ab;
  --grid: rgba(21, 24, 27, 0.045);
  --copper: #c46a3a;
  --copper-strong: #a4502a;
  --copper-ink: #994a24;
  --copper-soft: #f3e3d7;
  --board: #0f2e25;
  --board-2: #143a2f;
  --board-line: rgba(255, 255, 255, 0.09);
  --board-ink: #e9efe9;
  --board-ink-2: #a9bbb2;
  --ok: #1d7a4c;
  --ok-soft: #dcefe4;
  --warn: #9a6206;
  --warn-soft: #f6ead0;
  --review: #2b62a3;
  --review-soft: #dfe8f4;
  --shadow: 0 1px 2px rgba(21, 24, 27, 0.05), 0 8px 24px -12px rgba(21, 24, 27, 0.18);
  --radius: 10px;
  --radius-sm: 6px;
  --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1160px;
  --gutter: 20px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0f1311;
    --paper-2: #151a18;
    --card: #181e1b;
    --ink: #ecebe6;
    --ink-2: #b5bab5;
    --ink-3: #8b918c;
    --line: #28302c;
    --line-strong: #3a443f;
    --grid: rgba(236, 235, 230, 0.04);
    --copper: #e08a55;
    --copper-strong: #c46a3a;
    --copper-ink: #eba175;
    --copper-soft: #3a261b;
    --board: #0b221b;
    --board-2: #0f2b22;
    --ok: #5cc28e;
    --ok-soft: #173326;
    --warn: #e0b04f;
    --warn-soft: #3a2f16;
    --review: #7fb0ea;
    --review-soft: #1a2a3d;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px -12px rgba(0, 0, 0, 0.6);
    color-scheme: dark;
  }
}

/* ==========================================================================
   Base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 84px; }
html:has(.toc) { scroll-padding-top: 128px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0 0 0.5em; line-height: 1.15; letter-spacing: -0.02em; font-weight: 600; text-wrap: balance; }
h1 { font-size: clamp(2.3rem, 5.2vw, 3.9rem); letter-spacing: -0.035em; line-height: 1.05; }
h2 { font-size: clamp(1.75rem, 3.4vw, 2.6rem); letter-spacing: -0.03em; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.02rem; letter-spacing: -0.01em; }
p, li { text-wrap: pretty; }
code, .mono { font-family: var(--font-mono); font-size: 0.92em; }
::selection { background: var(--copper-soft); }
:focus-visible { outline: 2px solid var(--copper); outline-offset: 3px; border-radius: 3px; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding-inline: var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -48px; z-index: 100; background: var(--ink); color: var(--paper); padding: 8px 14px; border-radius: var(--radius-sm); text-decoration: none; }
.skip-link:focus { top: 12px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono); font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--copper-ink);
}
.eyebrow::before { content: ""; width: 18px; height: 2px; background: currentColor; }
.eyebrow-light { color: var(--copper); }
.lead { font-size: clamp(1.08rem, 1.6vw, 1.25rem); color: var(--ink-2); line-height: 1.55; max-width: 44em; }
.muted { color: var(--ink-3); }
.small { font-size: 0.9rem; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 20px; border-radius: 999px; border: 1px solid transparent;
  font: 500 0.97rem/1.2 var(--font-sans); text-decoration: none; cursor: pointer;
  transition: background-color .15s, border-color .15s, color .15s, transform .15s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--copper-strong); color: #fff; }
.btn-primary:hover { background: var(--copper-ink); }
@media (prefers-color-scheme: dark) {
  .btn-primary { background: var(--copper); color: #1a0f08; }
  .btn-primary:hover { background: var(--copper-ink); }
}
.btn-outline { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn-outline:hover { border-color: var(--ink); }
.btn-ghost-light { border-color: rgba(255,255,255,.28); color: var(--board-ink); }
.btn-ghost-light:hover { border-color: var(--board-ink); }
.btn-sm { padding: 8px 16px; font-size: 0.92rem; }
.btn-lg { padding: 14px 24px; font-size: 1.02rem; }
.arrow-link { color: var(--copper-ink); font-weight: 500; text-decoration: none; display: inline-flex; gap: 6px; align-items: center; }
.arrow-link::after { content: "→"; transition: transform .15s; }
.arrow-link:hover::after { transform: translateX(3px); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  -webkit-backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.header-row { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; font-size: 1.14rem; letter-spacing: -0.02em; color: var(--ink); }
.wordmark { display: inline-flex; flex-direction: column; line-height: 1; color: var(--ink); }
.wordmark-main { font-family: "Archivo", var(--font-sans); font-stretch: 125%; font-weight: 800; font-size: 1.42rem; letter-spacing: 0.01em; }
.wordmark-cap { color: var(--copper); }
.wordmark-sub { display: flex; justify-content: space-between; font-family: var(--font-mono); font-weight: 500; font-size: 0.52rem; color: var(--ink-3); margin-top: 4px; padding: 0 1px; }
.site-footer .wordmark-main { font-size: 1.6rem; }
.site-footer .wordmark-sub { font-size: 0.58rem; }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a:not(.btn) { padding: 8px 12px; border-radius: 999px; text-decoration: none; color: var(--ink-2); font-size: 0.96rem; }
.site-nav a:not(.btn):hover { color: var(--ink); background: var(--paper-2); }
.site-nav a[aria-current="page"]:not(.btn) { color: var(--ink); font-weight: 500; }
.site-nav .btn { margin-left: 10px; }
.nav-toggle { display: none; }

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; margin-right: -10px; border: 0; background: transparent; cursor: pointer; color: var(--ink);
  }
  .nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
    display: block; width: 20px; height: 2px; background: currentColor; border-radius: 2px; position: relative; transition: transform .2s, background-color .2s;
  }
  .nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-bars::before { top: -6px; }
  .nav-toggle-bars::after { top: 6px; }
  .nav-open .nav-toggle-bars { background: transparent; }
  .nav-open .nav-toggle-bars::before { transform: translateY(6px) rotate(45deg); }
  .nav-open .nav-toggle-bars::after { transform: translateY(-6px) rotate(-45deg); }
  .site-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 12px var(--gutter) 20px; background: var(--paper); border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav-open .site-nav { display: flex; }
  .site-nav a:not(.btn) { padding: 12px 8px; border-radius: var(--radius-sm); font-size: 1.05rem; }
  .site-nav .btn { margin: 10px 0 0; padding: 13px; }
}

/* ==========================================================================
   Sections
   ========================================================================== */
.section { padding: clamp(64px, 9vw, 112px) 0; }
.section-tight { padding: clamp(48px, 6vw, 72px) 0; }
.section-alt { background: var(--paper-2); }
.section-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head p:not(.eyebrow) { color: var(--ink-2); font-size: 1.1rem; margin: 0; }
.section-head-row { display: flex; justify-content: space-between; align-items: end; gap: 24px; flex-wrap: wrap; max-width: none; }
.section-head-row > div { max-width: 700px; }
.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; padding: clamp(40px, 7vw, 88px) 0 clamp(56px, 8vw, 104px); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 70% 40%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 70% at 70% 40%, #000 30%, transparent 75%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.hero h1 { margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--copper-ink); }
.hero .lead { margin-bottom: 30px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-note { display: flex; gap: 10px 22px; flex-wrap: wrap; padding: 0; margin: 0; list-style: none; font-size: 0.92rem; color: var(--ink-3); }
.hero-note li { display: inline-flex; gap: 8px; align-items: center; }
.hero-note li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--ok); }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; } }

.page-hero { padding: clamp(48px, 7vw, 88px) 0 clamp(40px, 5vw, 64px); position: relative; overflow: hidden; }
.page-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 90%);
  mask-image: linear-gradient(180deg, #000, transparent 90%);
}
.page-hero .wrap { position: relative; }
.page-hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); max-width: 18em; }
.page-hero .lead { margin: 0; }

/* ==========================================================================
   Hero demo: BOM line resolution
   ========================================================================== */
.demo {
  margin: 0;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow);
  overflow: hidden; font-size: 0.86rem;
}
.demo-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--paper-2);
  font-family: var(--font-mono); font-size: 0.76rem; color: var(--ink-3);
}
.demo-file { display: inline-flex; align-items: center; gap: 8px; color: var(--ink-2); min-width: 0; }
.demo-file span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.demo-file::before { content: ""; flex: none; width: 10px; height: 12px; border: 1.5px solid currentColor; border-radius: 2px; }
.demo-tag { flex: none; padding: 2px 8px; border: 1px solid var(--line-strong); border-radius: 999px; }
.demo-rows { list-style: none; margin: 0; padding: 6px 0; }
.demo-row {
  display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; gap: 2px 12px; align-items: center;
  padding: 11px 16px; border-bottom: 1px dashed var(--line);
}
.demo-row:last-child { border-bottom: 0; }
.demo-ln { grid-row: span 2; align-self: start; padding-top: 1px; font-family: var(--font-mono); font-size: 0.74rem; color: var(--ink-3); }
.demo-raw { font-family: var(--font-mono); font-size: 0.8rem; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; grid-column: 2 / 4; }
.demo-out { display: flex; gap: 6px; align-items: baseline; min-width: 0; color: var(--ink); transition: opacity .35s, transform .35s; }
.demo-mpn { flex: none; font-family: var(--font-mono); font-weight: 500; font-size: 0.84rem; white-space: nowrap; }
.demo-mfr { min-width: 0; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: 0.8rem; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px;
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500; white-space: nowrap;
  transition: opacity .35s;
}
.chip::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.chip-ok { color: var(--ok); background: var(--ok-soft); }
.chip-warn { color: var(--warn); background: var(--warn-soft); }
.chip-review { color: var(--review); background: var(--review-soft); }
.chip-busy { color: var(--ink-3); background: var(--paper-2); }
.chip-busy::before { animation: pulse 0.9s ease-in-out infinite; }
.demo-row.is-pending .demo-out, .demo-row.is-pending .chip { opacity: 0; }
.demo-row.is-busy .demo-out { opacity: 0.25; transform: translateX(-4px); }
.demo-row.is-busy .demo-raw { color: var(--ink); }
.demo-foot {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 11px 16px; border-top: 1px solid var(--line); background: var(--paper-2);
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--ink-3);
}
.demo-foot b { color: var(--ink); font-weight: 500; }
@keyframes pulse { 50% { opacity: 0.25; } }
@media (max-width: 480px) {
  .demo-row { grid-template-columns: 26px minmax(0, 1fr); }
  .demo-row .chip { grid-column: 2; justify-self: start; margin-top: 4px; }
  .demo-ln { grid-row: span 3; }
  .demo-raw { grid-column: 2; }
}

/* ==========================================================================
   Logos / facts strip
   ========================================================================== */
.strip { border-block: 1px solid var(--line); padding: 22px 0; }
.strip-inner { display: flex; gap: 14px 36px; align-items: center; flex-wrap: wrap; justify-content: space-between; }
.strip-label { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); }
.strip-items { display: flex; gap: 10px 28px; flex-wrap: wrap; color: var(--ink-2); font-weight: 500; font-size: 0.97rem; }

/* ==========================================================================
   Solution cards
   ========================================================================== */
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 960px) { .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px) { .card-grid { grid-template-columns: 1fr; } }
.card {
  position: relative; display: flex; flex-direction: column;
  padding: 24px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  text-decoration: none; color: inherit; transition: border-color .15s, transform .15s, box-shadow .15s;
}
a.card:hover { border-color: var(--line-strong); transform: translateY(-2px); box-shadow: var(--shadow); }
.card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 26px; }
.designator {
  font-family: var(--font-mono); font-size: 0.74rem; font-weight: 500; letter-spacing: 0.04em;
  padding: 4px 8px; border: 1px solid var(--line-strong); border-radius: 4px; color: var(--ink-2);
}
.card h3 { font-size: 1.16rem; margin-bottom: 8px; }
.card p { color: var(--ink-2); font-size: 0.97rem; margin: 0 0 20px; }
.card .arrow-link { margin-top: auto; font-size: 0.93rem; }
.card-dashed { background: transparent; border-style: dashed; }

/* ==========================================================================
   Board (dark) section: proof numbers
   ========================================================================== */
.board {
  position: relative; background: var(--board); color: var(--board-ink); overflow: hidden;
}
.board::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .9;
  background-image:
    linear-gradient(var(--board-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--board-line) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse at 85% 0%, #000 10%, transparent 70%);
  mask-image: radial-gradient(ellipse at 85% 0%, #000 10%, transparent 70%);
}
.board .wrap { position: relative; }
.board h2, .board h3 { color: #fff; }
.board p { color: var(--board-ink-2); }
.board .eyebrow { color: var(--copper); }
.board-grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
@media (max-width: 900px) { .board-grid { grid-template-columns: 1fr; } }
.stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--board-line); }
.stat { padding: 24px 20px 24px 0; border-bottom: 1px solid var(--board-line); }
.stat:nth-child(odd) { border-right: 1px solid var(--board-line); }
.stat:nth-child(even) { padding-left: 24px; }
.stat-num { display: block; font-size: clamp(2.2rem, 4.4vw, 3.2rem); font-weight: 600; letter-spacing: -0.04em; line-height: 1; color: #fff; margin-bottom: 10px; font-variant-numeric: tabular-nums; }
.stat-num small { font-size: 0.5em; letter-spacing: -0.01em; color: var(--copper); margin-left: 6px; }
.stat-label { font-size: 0.93rem; color: var(--board-ink-2); line-height: 1.45; display: block; }
.board .arrow-link { color: var(--copper); }

/* ==========================================================================
   Steps
   ========================================================================== */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; list-style: none; padding: 0; margin: 0; }
.step { position: relative; padding: 0 24px 0 0; }
.step-marker { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.step-dot {
  flex: none; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center;
  border: 1.5px solid var(--copper); color: var(--copper-ink); font-family: var(--font-mono); font-size: 0.8rem; font-weight: 500; background: var(--paper);
}
.step-marker::after { content: ""; flex: 1; height: 1.5px; background: repeating-linear-gradient(90deg, var(--line-strong) 0 6px, transparent 6px 11px); }
.step:last-child .step-marker::after { display: none; }
.step-time { font-family: var(--font-mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); margin-bottom: 6px; display: block; }
.step h3 { font-size: 1.1rem; margin-bottom: 8px; }
.step p { color: var(--ink-2); font-size: 0.96rem; margin: 0; }
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; gap: 0; }
  .step { display: grid; grid-template-columns: 34px 1fr; gap: 0 18px; padding: 0 0 28px; }
  .step-marker { flex-direction: column; margin: 0; grid-row: span 3; gap: 0; }
  .step-marker::after { width: 1.5px; height: auto; flex: 1; min-height: 20px; background: repeating-linear-gradient(180deg, var(--line-strong) 0 6px, transparent 6px 11px); }
  .step:last-child .step-marker::after { display: none; }
}

/* ==========================================================================
   Comparison / two-column
   ========================================================================== */
.split { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }

.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.checks li { position: relative; padding-left: 30px; color: var(--ink-2); }
.checks li::before {
  content: ""; position: absolute; left: 0; top: 0.45em; width: 16px; height: 9px;
  border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg) translate(2px, -2px);
}
.checks b { color: var(--ink); font-weight: 600; }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band { background: var(--board); color: var(--board-ink); padding: clamp(56px, 8vw, 96px) 0; position: relative; overflow: hidden; }
.cta-band::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 420px; height: 420px; border-radius: 50%;
  border: 1px solid var(--board-line); box-shadow: 0 0 0 60px rgba(255,255,255,.02), 0 0 0 120px rgba(255,255,255,.015);
  pointer-events: none;
}
.cta-inner { display: grid; grid-template-columns: minmax(0, 1.3fr) auto; gap: 32px 64px; align-items: end; position: relative; z-index: 1; }
.cta-band h2 { color: #fff; margin-bottom: 14px; }
.cta-band .eyebrow { color: var(--copper); }
.cta-band p:not(.eyebrow) { color: var(--board-ink-2); max-width: 36em; margin: 0; font-size: 1.08rem; }
.cta-actions { display: flex; flex-direction: column; gap: 12px; align-items: stretch; }
@media (max-width: 860px) { .cta-inner { grid-template-columns: 1fr; } .cta-actions { flex-direction: row; flex-wrap: wrap; } }
@media (max-width: 480px) { .cta-actions .btn { width: 100%; white-space: normal; } }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { padding: 56px 0 28px; border-top: 1px solid var(--line); font-size: 0.94rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand p { color: var(--ink-2); max-width: 26em; margin: 14px 0 12px; }
.footer-email { color: var(--copper-ink); text-decoration: none; font-weight: 500; }
.footer-email:hover { text-decoration: underline; }
.site-footer nav { display: flex; flex-direction: column; gap: 8px; }
.site-footer nav a { color: var(--ink-2); text-decoration: none; }
.site-footer nav a:hover { color: var(--ink); }
.footer-heading { font-family: var(--font-mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); margin: 0 0 6px; }
.footer-base { display: flex; justify-content: space-between; gap: 8px 24px; flex-wrap: wrap; padding-top: 22px; border-top: 1px solid var(--line); color: var(--ink-3); font-size: 0.86rem; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }

/* ==========================================================================
   Modules page
   ========================================================================== */
.toc { position: sticky; top: 68px; z-index: 20; background: color-mix(in srgb, var(--paper) 92%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-block: 1px solid var(--line); }
.toc-inner { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; padding-block: 10px; }
.toc-inner::-webkit-scrollbar { display: none; }
.toc a { flex: none; padding: 6px 12px; border-radius: 999px; text-decoration: none; font-size: 0.88rem; color: var(--ink-2); border: 1px solid transparent; }
.toc a:hover { color: var(--ink); border-color: var(--line); }
.toc a.is-active { color: var(--copper-ink); background: var(--card); border-color: var(--line-strong); }




/* ==========================================================================
   Case study / article
   ========================================================================== */
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(32px, 6vw, 80px); align-items: start; }
@media (max-width: 960px) { .article-grid { grid-template-columns: 1fr; } .article-grid aside { order: -1; } }
.prose { max-width: 42em; }
.prose h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-top: 2.2em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 1.8em; }
.prose p, .prose li { color: var(--ink-2); }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: 0.5em; }
.prose li::marker { color: var(--copper); }
.prose strong { color: var(--ink); font-weight: 600; }
.prose blockquote { margin: 1.6em 0; padding: 4px 0 4px 20px; border-left: 2px solid var(--copper); font-size: 1.15rem; color: var(--ink); }
.facts { position: sticky; top: 92px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 6px 20px; }
.facts dl { margin: 0; }
.facts div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.facts div:last-child { border-bottom: 0; }
.facts dt { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); margin-bottom: 4px; }
.facts dd { margin: 0; font-weight: 500; }
@media (max-width: 960px) { .facts { position: static; } .facts dl { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0 20px; } .facts div:nth-last-child(2) { border-bottom: 1px solid var(--line); } }

.arch { margin: 1.8em 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 20px; }
.arch-layer { display: grid; grid-template-columns: 120px 1fr; gap: 16px; align-items: center; padding: 12px 0; border-top: 1px dashed var(--line); }
.arch-layer:first-child { border-top: 0; padding-top: 0; }
.arch-layer:last-child { padding-bottom: 0; }
.arch-label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); }
.arch-items { display: flex; flex-wrap: wrap; gap: 6px; }
.arch-items span { padding: 5px 10px; border-radius: var(--radius-sm); background: var(--paper-2); font-size: 0.86rem; color: var(--ink); }
.arch-layer.is-core .arch-items span { background: var(--copper-soft); }
@media (max-width: 560px) { .arch-layer { grid-template-columns: 1fr; gap: 8px; } }
.arch-caption { font-size: 0.86rem; color: var(--ink-3); margin: -1em 0 1.8em; }

/* ==========================================================================
   Pricing plans
   ========================================================================== */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 960px) { .plans { grid-template-columns: 1fr; } }
.plan { display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.plan.is-featured { border-color: var(--copper); box-shadow: 0 0 0 1px var(--copper) inset; }
.plan-kicker { font-family: var(--font-mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--copper-ink); margin: 0 0 14px; }
.plan-name { font-size: 1.4rem; margin-bottom: 6px; letter-spacing: -0.02em; }
.plan-price { font-size: clamp(2.2rem, 4vw, 2.8rem); font-weight: 600; letter-spacing: -0.04em; line-height: 1; margin: 14px 0 10px; font-variant-numeric: tabular-nums; }
.plan-price small { font-size: 0.95rem; font-weight: 400; letter-spacing: 0; color: var(--ink-3); margin-left: 4px; }
.plans-notes { list-style: none; margin: 24px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 32px; color: var(--ink-2); font-size: 0.95rem; }
@media (max-width: 760px) { .plans-notes { grid-template-columns: minmax(0, 1fr); } }
.plans-notes li { position: relative; padding-left: 22px; }
.plans-notes li::before { content: ""; position: absolute; left: 2px; top: 0.62em; width: 8px; height: 8px; border-radius: 2px; background: var(--copper); }
.plan-price .pre, .rung-price .pre, .hire-price .pre { font-size: 0.9rem; font-weight: 400; letter-spacing: 0; color: var(--ink-3); margin: 0 6px 0 0; }
.plan li b { color: var(--ink); font-weight: 600; }
.plan-meta { color: var(--ink-3); font-size: 0.92rem; margin-bottom: 18px; }
.plan > p { color: var(--ink-2); }
.plan ul { list-style: none; padding: 0; margin: 4px 0 24px; display: grid; gap: 10px; font-size: 0.95rem; }
.plan li { position: relative; padding-left: 22px; color: var(--ink-2); }
.plan li::before { content: ""; position: absolute; left: 2px; top: 0.6em; width: 8px; height: 8px; border-radius: 2px; background: var(--copper); }
.plan .btn { margin-top: auto; align-self: flex-start; }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; justify-content: space-between; gap: 20px; align-items: center;
  padding: 20px 0; cursor: pointer; list-style: none; font-weight: 500; font-size: 1.06rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font-family: var(--font-mono); font-size: 1.2rem; color: var(--copper-ink); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details > div { padding: 0 0 22px; color: var(--ink-2); max-width: 46em; }
.faq details > div p:last-child { margin: 0; }

/* ==========================================================================
   About
   ========================================================================== */

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); gap: clamp(32px, 6vw, 72px); align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; padding: clamp(20px, 3vw, 32px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.form .full { grid-column: 1 / -1; }
@media (max-width: 560px) { .form { grid-template-columns: 1fr; } }
.field label, .field legend { display: block; font-weight: 500; font-size: 0.93rem; margin-bottom: 6px; }
.field .opt { color: var(--ink-3); font-weight: 400; }
.field input, .field textarea, .field select {
  width: 100%; padding: 11px 13px; border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  background: var(--paper); color: var(--ink); font: inherit; font-size: 1rem;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--copper); outline-offset: 0; border-color: transparent; }
fieldset.field { border: 0; padding: 0; margin: 0; min-width: 0; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pills label { margin: 0; }
.pills input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.pills span {
  display: inline-block; padding: 7px 13px; border: 1px solid var(--line-strong); border-radius: 999px;
  font-size: 0.9rem; font-weight: 400; cursor: pointer; transition: all .15s; user-select: none;
}
.pills input:checked + span { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.pills input:focus-visible + span { outline: 2px solid var(--copper); outline-offset: 2px; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.form-status { font-size: 0.92rem; color: var(--ink-2); margin: 0; }
.form-status.is-ok { color: var(--ok); }
.form-status.is-err { color: #b3261e; }
.next-steps { list-style: none; padding: 0; margin: 0 0 32px; counter-reset: n; }
.next-steps li { counter-increment: n; display: grid; grid-template-columns: 34px 1fr; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.next-steps li::before {
  content: counter(n); width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  border: 1.5px solid var(--copper); color: var(--copper-ink); font-family: var(--font-mono); font-size: 0.8rem;
}
.next-steps b { display: block; font-weight: 600; margin-bottom: 2px; }
.next-steps span { color: var(--ink-2); font-size: 0.95rem; }
.contact-card { padding: 20px; border-radius: var(--radius); background: var(--paper-2); }
.contact-card p { margin: 0 0 6px; color: var(--ink-2); font-size: 0.95rem; }
.contact-card a { color: var(--copper-ink); font-weight: 500; }

/* ==========================================================================
   404
   ========================================================================== */
.notfound { min-height: 60vh; display: grid; place-items: center; text-align: center; padding: 80px 0; }
.notfound .code { font-family: var(--font-mono); color: var(--copper-ink); margin-bottom: 12px; }

/* ==========================================================================
   Hand-drawn sketches (generated by tools/sketches.mjs)
   ========================================================================== */
.sketch-frame {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: clamp(14px, 3vw, 32px);
  background-image: radial-gradient(var(--grid) 1.2px, transparent 1.2px); background-size: 22px 22px;
}
.sketch { width: 100%; height: auto; overflow: visible; font-family: "Kalam", "Comic Sans MS", cursive; }
.sketch path { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.sketch-tall { display: none; max-width: 420px; margin: 0 auto; }
@media (max-width: 640px) { .sketch-wide { display: none; } .sketch-tall { display: block; } }
.sketch .s-ink { stroke: var(--ink); }
.sketch .s-accent { stroke: var(--copper); }
.sketch .s-accentFill { stroke: var(--copper); opacity: 0.4; }
.sketch .s-muted { stroke: var(--line-strong); }
.sketch .s-ok { stroke: var(--ok); }
.sketch .s-warn { stroke: var(--warn); }
.sketch .f-ok { fill: var(--ok); stroke: none; }
.sketch .f-warn { fill: var(--warn); stroke: none; }
.sketch .t-ink { fill: var(--ink); }
.sketch .t-accent { fill: var(--copper-ink); }
.sketch .t-muted { fill: var(--ink-3); }
.sketch .t-paper { fill: var(--paper); }

/* ==========================================================================
   Start-free ladder
   ========================================================================== */
.ladder { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; list-style: none; padding: 0; margin: 0; }
@media (max-width: 860px) { .ladder { grid-template-columns: 1fr; } }
.rung { position: relative; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.rung.is-featured { border-color: var(--copper); box-shadow: 0 0 0 1px var(--copper) inset; }
.rung-step { font-family: var(--font-mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--copper-ink); margin-bottom: 14px; }
.rung h3 { font-size: 1.2rem; margin-bottom: 4px; }
.rung-price { font-size: 2.2rem; font-weight: 600; letter-spacing: -0.04em; line-height: 1.1; margin: 0 0 12px; font-variant-numeric: tabular-nums; }
.rung-price small { font-size: 0.95rem; font-weight: 400; letter-spacing: 0; color: var(--ink-3); margin-left: 3px; }
.rung p:not(.rung-price) { color: var(--ink-2); font-size: 0.97rem; }
.rung .arrow-link { margin-top: auto; }
@media (min-width: 861px) {
  .rung:not(:last-child)::after {
    content: "→"; position: absolute; right: -14px; top: 50%; transform: translateY(-50%); z-index: 1;
    width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center;
    background: var(--paper-2); color: var(--copper); font-size: 0.9rem;
  }
}

/* Module cards on home */
.card-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1060px) { .card-grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .card-grid-4 { grid-template-columns: 1fr; } }
.card-grid-4 .card-top { margin-bottom: 20px; }
.card-grid-4 .card p { margin: 0; }
.card-free {
  display: inline-block; margin-left: 8px; padding: 3px 9px; border-radius: 999px;
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500; color: var(--ok); background: var(--ok-soft);
}

/* Why us */
.why { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; }
.why-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 960px) { .why, .why-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .why, .why-3 { grid-template-columns: 1fr; gap: 22px; } }
.why > div { padding-top: 18px; border-top: 2px solid var(--ink); }
.why-ref { font-family: var(--font-mono); font-size: 0.78rem; color: var(--copper-ink); display: block; margin-bottom: 10px; }
.why h3 { font-size: 1.12rem; margin-bottom: 6px; }
.why p { color: var(--ink-2); font-size: 0.97rem; margin: 0; }
.why a { color: var(--copper-ink); }

/* ==========================================================================
   Modules page rows
   ========================================================================== */
.module {
  display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 64px); align-items: center;
  padding: clamp(40px, 6vw, 72px) 0; border-bottom: 1px solid var(--line);
}
@media (max-width: 900px) { .module { grid-template-columns: 1fr; } }
.module h2 { font-size: clamp(1.6rem, 2.8vw, 2.1rem); margin: 16px 0 8px; }
.module-pain { font-size: 1.1rem; color: var(--ink-2); margin-bottom: 18px; }
.module-points { list-style: none; padding: 0; margin: 0 0 20px; display: grid; gap: 8px; }
.module-points li { position: relative; padding-left: 22px; }
.module-points li::before { content: ""; position: absolute; left: 2px; top: 0.62em; width: 8px; height: 8px; border-radius: 2px; background: var(--copper); }
.module-ai { font-size: 0.93rem; color: var(--ink-3); margin-bottom: 20px; }
.module-ai .mono { color: var(--copper-ink); font-weight: 500; margin-right: 2px; }

/* ==========================================================================
   Free tools
   ========================================================================== */
.tool-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
@media (max-width: 960px) { .tool-grid { grid-template-columns: minmax(0, 1fr); } }
.tool { display: flex; flex-direction: column; gap: 18px; min-width: 0; }
.tool-head h2 { font-size: clamp(1.4rem, 2.4vw, 1.75rem); margin: 14px 0 6px; }
.tool-head p { color: var(--ink-2); margin: 0; }
.mock { margin-top: auto; }
.mock-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.mock-table { width: 100%; min-width: 460px; border-collapse: collapse; font-size: 0.8rem; }
.mock-table th {
  text-align: left; padding: 9px 14px; border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 0.68rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3);
}
.mock-table td { padding: 10px 14px; border-bottom: 1px dashed var(--line); white-space: nowrap; }
.mock-table tr:last-child td { border-bottom: 0; }
.mock-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.mock-table .mono { font-weight: 500; font-size: 0.78rem; }

.field .file-drop {
  position: relative; display: flex; align-items: center; justify-content: center; min-height: 92px; padding: 16px;
  border: 1.5px dashed var(--line-strong); border-radius: var(--radius-sm); background: var(--paper);
  color: var(--ink-2); text-align: center; cursor: pointer; transition: border-color .15s, background-color .15s;
}
.file-drop:hover, .file-drop.is-over { border-color: var(--copper); background: var(--copper-soft); }
.file-drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.file-drop.has-file .file-drop-text { color: var(--ink); font-weight: 500; }
.field label.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: 0.93rem; color: var(--ink-2); cursor: pointer; }
.check input { width: 18px; height: 18px; margin: 2px 0 0; flex: none; accent-color: var(--copper-strong); }
.fine-print { margin: 8px 0 0; padding-left: 1.1em; color: var(--ink-2); font-size: 0.93rem; }
.fine-print li { margin-bottom: 6px; }

/* ==========================================================================
   Pricing: calculator and hire comparison
   ========================================================================== */
.calc { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: clamp(20px, 3vw, 28px); }
.calc-inputs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 22px; }
@media (max-width: 620px) { .calc-inputs { grid-template-columns: 1fr; } }
.calc-inputs .field span { display: block; font-size: 0.86rem; font-weight: 500; margin-bottom: 6px; color: var(--ink-2); }
.calc-inputs input { font-variant-numeric: tabular-nums; }
.calc-out { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.calc-out > div { padding: 16px 12px 4px 0; }
.calc-out > div + div { padding-left: 16px; border-left: 1px solid var(--line); }
.calc-label { display: block; font-family: var(--font-mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-3); margin-bottom: 6px; }
.calc-num { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 600; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.calc-out .is-us .calc-num { color: var(--copper-ink); }
.calc-line { margin: 16px 0 0; color: var(--ink-2); }

.hire { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .hire { grid-template-columns: 1fr; } }
.hire > div { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.hire > .is-us { border-color: var(--copper); box-shadow: 0 0 0 1px var(--copper) inset; }
.hire h3 { font-size: 1.05rem; margin-bottom: 10px; }
.hire-price { font-size: 1.9rem; font-weight: 600; letter-spacing: -0.03em; margin: 0 0 10px; }
.hire-price small { font-size: 0.9rem; font-weight: 400; color: var(--ink-3); letter-spacing: 0; }
.hire p:last-child { color: var(--ink-2); margin: 0; font-size: 0.96rem; }


/* ==========================================================================
   Case studies
   ========================================================================== */
.cs { padding: clamp(40px, 6vw, 72px) 0; border-bottom: 1px solid var(--line); }
.cs:last-child { border-bottom: 0; }
.cs-grid { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
@media (max-width: 900px) { .cs-grid { grid-template-columns: minmax(0, 1fr); } }
.cs-tags { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.cs-badge { padding: 4px 10px; border-radius: 999px; background: var(--ok-soft); color: var(--ok); font-family: var(--font-mono); font-size: 0.72rem; font-weight: 500; }
.cs h2 { font-size: clamp(1.6rem, 2.8vw, 2.1rem); margin: 16px 0 10px; }
.cs-problem { font-size: 1.06rem; color: var(--ink-2); margin-bottom: 18px; }
.cs-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: clamp(28px, 4vw, 40px); border-top: 1px solid var(--line); }
@media (max-width: 620px) { .cs-stats { grid-template-columns: minmax(0, 1fr); } .cs-stats > div + div { border-left: 0 !important; padding-left: 0 !important; border-top: 1px solid var(--line); } }
.cs-stats > div { padding: 20px 16px 4px 0; }
.cs-stats > div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.cs-num { display: block; font-size: clamp(2rem, 4vw, 2.6rem); font-weight: 600; letter-spacing: -0.04em; line-height: 1; margin-bottom: 8px; font-variant-numeric: tabular-nums; color: var(--ink); }
.cs-num small { font-size: 0.5em; color: var(--ink-3); letter-spacing: 0; margin-left: 2px; }
.cs-label { display: block; font-size: 0.93rem; color: var(--ink-2); line-height: 1.45; }
.cs-lesson { margin: 26px 0 0; padding: 14px 18px; border-left: 2px solid var(--copper); background: var(--card); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--ink); }
.cs-lesson .mono { color: var(--copper-ink); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.08em; margin-right: 10px; }
.cs-links { display: flex; flex-wrap: wrap; gap: 10px 28px; margin: 18px 0 0; }

/* ==========================================================================
   About: team and Singapore
   ========================================================================== */
.team-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .team-grid { grid-template-columns: minmax(0, 1fr); } }
.team-card { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.team-card h3 { font-size: 1.2rem; margin: 18px 0 8px; }
.team-card p { color: var(--ink-2); margin: 0; font-size: 0.98rem; }
.sg-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--board-line); }
.sg-list li { padding: 18px 0 18px 30px; border-bottom: 1px solid var(--board-line); color: var(--board-ink-2); position: relative; }
.sg-list li::before { content: ""; position: absolute; left: 4px; top: 1.6em; width: 10px; height: 10px; border-radius: 2px; background: var(--copper); }
.sg-list b { color: #fff; font-weight: 600; }

/* ==========================================================================
   Reveal on scroll
   ========================================================================== */
@media (prefers-reduced-motion: no-preference) {
  .js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
  .js .reveal.is-visible { opacity: 1; transform: none; }
}