/* SKD Neuron, blueprint style. Tokens mirror shorts_kit/design_system.py. */

/* Self-hosted fonts (latin subset, variable weight), so no request leaves skdneuron.com. */
@font-face {
  font-family: "Archivo"; font-style: normal; font-weight: 500 900; font-display: swap;
  src: url("/fonts/archivo.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "JetBrains Mono"; font-style: normal; font-weight: 400 600; font-display: swap;
  src: url("/fonts/jetbrains-mono.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --paper: #FFFFFF;
  --paper-2: #FAF9F6;
  --grid: #E2DFD8;
  --grid-major: #D8D5CE;
  --ink: #1A1D21;
  --ink-2: #4A5058;
  --muted: #8A9098;
  --hairline: #D8D5CE;
  --blue: #2B6CB0;
  --orange: #E2552C;
  --green: #3FB27F;
  --red: #E5484D;
  --card: #FFFFFF;
  --shadow: 4px 4px 0 var(--ink);

  --sans: "Archivo", "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", Consolas, ui-monospace, monospace;
  --maxw: 1120px;
}

/* Dark = classic blueprint: navy paper, pale ink. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0E2238;
    --paper-2: #10263F;
    --grid: #1A3654;
    --grid-major: #23466B;
    --ink: #E8EEF5;
    --ink-2: #B5C3D3;
    --muted: #7F93AA;
    --hairline: #2E5279;
    --blue: #7FB8F0;
    --orange: #FF8A5C;
    --green: #5FD49C;
    --red: #FF6B70;
    --card: #12294A;
  }
}
:root[data-theme="dark"] {
  --paper: #0E2238; --paper-2: #10263F; --grid: #1A3654; --grid-major: #23466B;
  --ink: #E8EEF5; --ink-2: #B5C3D3; --muted: #7F93AA; --hairline: #2E5279;
  --blue: #7FB8F0; --orange: #FF8A5C; --green: #5FD49C; --red: #FF6B70; --card: #12294A;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  color: var(--ink);
  background-color: var(--paper);
  /* graph paper: 24px minor, 120px major */
  background-image:
    linear-gradient(var(--grid-major) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-major) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px;
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { display: block; }
.mono { font-family: var(--mono); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

/* ── top bar ── */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 16px;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1.5px solid var(--ink);
}
@media (min-width: 720px) { .topbar { padding: 14px 32px; } }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 900; letter-spacing: .04em; }
.topbar nav { display: flex; align-items: center; gap: 4px; font-family: var(--mono); font-size: 13px; text-transform: uppercase; }
.topbar nav a { text-decoration: none; padding: 6px 10px; border-radius: 6px; }
.topbar nav a:hover { background: var(--grid); }
.nav-cta { border: 1.5px solid var(--ink); font-weight: 600; }

/* Phones: section links live in a ☰ panel under the top bar (menu.js toggles .open). */
.nav-links { display: none; }
.menu-btn {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 4px;
  width: 42px; height: 36px; margin-left: 6px; padding: 0 10px;
  border: 1.5px solid var(--ink); border-radius: 6px; background: transparent; cursor: pointer;
}
.menu-btn span { display: block; height: 2px; border-radius: 1px; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }
.topbar.open .menu-btn span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.topbar.open .menu-btn span:nth-child(2) { opacity: 0; }
.topbar.open .menu-btn span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.topbar.open .nav-links {
  display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
  padding: 6px 16px 14px; background: var(--paper);
  border-bottom: 1.5px solid var(--ink); box-shadow: 0 12px 24px rgba(0, 0, 0, .08);
}
.topbar.open .nav-links a { padding: 14px 6px; font-size: 15px; border-bottom: 1px dashed var(--hairline); border-radius: 0; }
.topbar.open .nav-links a:last-child { border-bottom: 0; }
@media (min-width: 760px) {
  .nav-links, .topbar.open .nav-links {
    display: flex; flex-direction: row; gap: 4px; position: static;
    padding: 0; background: none; border: 0; box-shadow: none;
  }
  .topbar.open .nav-links a { padding: 6px 10px; font-size: 13px; border: 0; border-radius: 6px; }
  .menu-btn { display: none; }
}
/* Anchor jumps land below the sticky top bar, not under it. */
section[id] { scroll-margin-top: 72px; }

/* ── type ── */
.kicker {
  margin: 0 0 10px;
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  letter-spacing: .12em; color: var(--blue);
}
h1, h2, h3 { margin: 0; font-weight: 900; line-height: 1.02; letter-spacing: -.02em; }
h1 { font-size: clamp(40px, 11vw, 112px); }
h2 { font-size: clamp(32px, 5.4vw, 52px); max-width: 18ch; }
h3 { font-size: 22px; line-height: 1.15; letter-spacing: -.01em; font-weight: 800; }
.lede { font-size: clamp(20px, 2.6vw, 26px); line-height: 1.3; margin: 0 0 12px; font-weight: 500; }
.lede strong { font-weight: 900; box-shadow: inset 0 -0.38em 0 color-mix(in srgb, var(--blue) 22%, transparent); }
.sub { color: var(--ink-2); margin: 0; max-width: 52ch; }

/* dimension rule: |——— LABEL ———| */
.dim-rule {
  display: flex; align-items: center; gap: 12px;
  height: 16px; margin: 22px 0 28px; max-width: 520px;
  border-left: 1.5px solid var(--ink); border-right: 1.5px solid var(--ink);
  font-family: var(--mono); font-size: 11px; letter-spacing: .14em; color: var(--muted);
}
.dim-rule::before, .dim-rule::after { content: ""; flex: 1; height: 1.5px; background: var(--ink); }

/* ── cards, buttons, stamps ── */
.card {
  position: relative;
  background: var(--card);
  border: 1.5px solid var(--ink);
  border-radius: 14px;
  box-shadow: var(--shadow);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 22px;
  border: 1.5px solid var(--ink); border-radius: 10px;
  font-family: var(--mono); font-size: 14px; font-weight: 600; letter-spacing: .02em;
  text-decoration: none; text-transform: uppercase;
  transition: transform .12s ease, box-shadow .12s ease;
}
.btn-ink { background: var(--ink); color: var(--paper); box-shadow: 3px 3px 0 var(--blue); }
.btn-line { background: var(--card); box-shadow: 3px 3px 0 var(--ink); }
.btn:hover { transform: translate(-2px, -2px); }
.btn-ink:hover { box-shadow: 5px 5px 0 var(--blue); }
.btn-line:hover { box-shadow: 5px 5px 0 var(--ink); }
.btn:focus-visible, a:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }

.stamp {
  position: absolute; top: -16px; right: 18px;
  padding: 6px 12px;
  border: 2.5px solid var(--blue); border-radius: 6px;
  color: var(--blue); background: var(--paper);
  font-family: var(--mono); font-weight: 600; font-size: 13px; letter-spacing: .12em;
  transform: rotate(6deg);
}
.stamp-red { border-color: var(--red); color: var(--red); font-size: 18px; top: 18px; right: 22px; transform: rotate(-8deg); }

/* ── hero ── */
.hero {
  display: grid; gap: 44px; align-items: center;
  padding-top: 56px; padding-bottom: 72px;
}
@media (min-width: 920px) { .hero { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); padding-top: 88px; padding-bottom: 104px; } }
@media (min-width: 920px) { .hero h1 { font-size: clamp(60px, 6.6vw, 80px); } }
.hero .dim-rule { margin: 18px 0 22px; }
.ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }

.hero-fig { margin: 0; padding: 18px 18px 8px; }
/* Phones: a smaller diagram so the topics come sooner. */
@media (max-width: 639px) {
  .hero { gap: 28px; padding-bottom: 48px; }
  .hero-fig { width: 86%; margin: 6px auto 0; padding: 12px 12px 4px; }
  .hero-fig .stamp { font-size: 11px; padding: 4px 9px; top: -13px; }
}
.fig-head { font-size: 12px; letter-spacing: .12em; color: var(--muted); padding-bottom: 10px; border-bottom: 1.5px dashed var(--hairline); }
.diagram { width: 100%; height: auto; margin-top: 8px; }
.diagram .box { fill: var(--card); stroke: var(--ink); stroke-width: 2; }
.diagram .box.accent { stroke: var(--blue); stroke-width: 2.5; }
.diagram .wrong .box { stroke: var(--muted); stroke-dasharray: 6 5; }
.diagram .wrong text { fill: var(--muted); }
.diagram .slash { stroke: var(--red); stroke-width: 5; stroke-linecap: round; }
.diagram .arrow { fill: none; stroke: var(--ink); stroke-width: 2.5; marker-end: none; }
.diagram .dim line { stroke: var(--ink); stroke-width: 1.5; }
.diagram text { fill: var(--ink); }
.diagram .t-mono { font: 600 12px var(--mono); letter-spacing: .1em; fill: var(--muted); }
.diagram .t-heavy { font: 900 24px var(--sans); }
.diagram .t-label { font: 800 11px var(--sans); }
.diagram .c { text-anchor: middle; }

/* draw-on animation */
@media (prefers-reduced-motion: no-preference) {
  .diagram .slash { stroke-dasharray: 420; stroke-dashoffset: 420; animation: draw .5s .9s ease-out forwards; }
  .diagram .draw { stroke-dasharray: 400; stroke-dashoffset: 400; animation: draw .7s ease-out forwards; }
  .diagram .d1 { animation-delay: 1.4s; }
  .diagram .d2 { animation-delay: 1.7s; }
  .diagram .d3 { animation-delay: 2.0s; }
  .hero-fig .stamp { opacity: 0; animation: stamp .35s 2.6s cubic-bezier(.2, 1.6, .4, 1) forwards; }
}
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes stamp { from { opacity: 0; transform: rotate(6deg) scale(1.8); } to { opacity: 1; transform: rotate(6deg) scale(1); } }

/* ── sections ── */
.section { padding-top: 64px; padding-bottom: 64px; border-top: 1.5px solid var(--ink); }
@media (min-width: 720px) { .section { padding-top: 88px; padding-bottom: 88px; } }

.grid-3 { display: grid; gap: 24px; }
@media (min-width: 860px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }

.kv { padding: 22px; display: flex; flex-direction: column; text-decoration: none; color: inherit; transition: transform .12s ease, box-shadow .12s ease; }
a.kv:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--blue); }
.kv .tag { align-self: flex-start; }
.kv .go { margin-top: auto; padding-top: 16px; font-size: 12px; font-weight: 600; letter-spacing: .1em; color: var(--blue); }
.kv h3 { margin: 10px 0 16px; }
.kv dl { margin: 0; display: grid; gap: 4px 0; }
.kv dt { font: 600 11px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-top: 10px; }
.kv dd { margin: 0; color: var(--ink-2); font-size: 16px; }

.tag {
  display: inline-block; margin: 0;
  padding: 3px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600; letter-spacing: .1em;
  border: 1.5px solid currentColor;
}
.tag-blue { color: var(--blue); }
.tag-orange { color: var(--orange); }
.tag-green { color: var(--green); }

/* videos */
.vids { display: grid; gap: 20px; }
@media (min-width: 640px) { .vids { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .vids { grid-template-columns: repeat(3, 1fr); } }
.vid {
  display: flex; flex-direction: column; gap: 10px;
  padding: 20px; text-decoration: none;
  transition: transform .12s ease, box-shadow .12s ease;
}
.vid:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--blue); }
.vid p { margin: 0; color: var(--ink-2); font-size: 16px; }
.vid .fmt { font-size: 11px; letter-spacing: .14em; color: var(--muted); }
.vid::after { content: "WATCH →"; margin-top: auto; padding-top: 8px; font: 600 12px var(--mono); letter-spacing: .1em; color: var(--blue); }
.vid .thumb { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 8px; border: 1.5px solid var(--ink); margin-bottom: 4px; }
.vid h3 { font-size: 20px; }

.group-label {
  display: flex; align-items: center; gap: 10px;
  margin: 0 0 18px; font-size: 12px; font-weight: 600; letter-spacing: .14em;
}
.group-label span { color: var(--muted); }
.group-label::after { content: ""; flex: 1; height: 1.5px; background: var(--hairline); }
.shorts + .more, .swipe-hint + .more, .vids + .group-label, .show-all + .group-label { margin-top: 48px; }

[hidden] { display: none !important; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 22px; }
.filters button {
  min-height: 36px; padding: 0 14px;
  border: 1.5px solid var(--ink); border-radius: 999px;
  background: var(--card); color: var(--ink);
  font: 600 12px var(--mono); letter-spacing: .1em; text-transform: uppercase; cursor: pointer;
}
.filters button:hover { background: var(--grid); }
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.filters button:focus-visible, .show-all button:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
.show-all { margin: 28px 0 0; }
.show-all .btn { cursor: pointer; font-family: var(--mono); color: var(--ink); }

.shorts { display: grid; gap: 16px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 640px) { .shorts { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 980px) { .shorts { grid-template-columns: repeat(6, 1fr); } }

/* Phones: deep dives and Shorts become sideways-swipe rows instead of long stacks. */
.swipe-hint { display: none; }
@media (max-width: 639px) {
  #deep-dives, .shorts {
    display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory;
    margin: 0 -16px; padding: 4px 16px 12px; scroll-padding: 0 16px;
    scrollbar-width: none;
  }
  #deep-dives::-webkit-scrollbar, .shorts::-webkit-scrollbar { display: none; }
  #deep-dives .vid { flex: 0 0 84%; scroll-snap-align: start; }
  .shorts .short { flex: 0 0 44%; scroll-snap-align: start; }
  .swipe-hint { display: block; margin: 4px 0 0; font-size: 11px; font-weight: 600; letter-spacing: .12em; color: var(--muted); }
}
.short {
  display: flex; flex-direction: column; gap: 8px;
  padding: 8px 8px 12px; text-decoration: none;
  transition: transform .12s ease, box-shadow .12s ease;
}
.short:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--blue); }
.short img { width: 100%; height: auto; aspect-ratio: 9 / 16; object-fit: cover; border-radius: 8px; border: 1.5px solid var(--ink); }
.short .fmt { font-size: 10px; letter-spacing: .12em; color: var(--muted); padding: 0 2px; }
.short h3 { font-size: 15px; line-height: 1.2; padding: 0 2px; }

.more { margin: 32px 0 0; }

/* receipts */
.receipt { padding: 24px; max-width: 760px; }
@media (min-width: 720px) { .receipt { padding: 32px; } }
.receipt-head { font-size: 12px; letter-spacing: .12em; color: var(--muted); padding-bottom: 14px; border-bottom: 1.5px dashed var(--hairline); padding-right: 120px; }
@media (max-width: 640px) {
  .receipt-head { padding-right: 0; padding-top: 10px; }
  .stamp-red { top: -18px; right: 14px; font-size: 15px; }
}
.compare { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; margin: 24px 0; }
.compare .col { text-align: center; }
.compare p { margin: 0; }
.compare .label { font-size: 11px; letter-spacing: .12em; color: var(--muted); }
.compare .big { font-weight: 900; font-size: clamp(34px, 7vw, 60px); line-height: 1.05; letter-spacing: -.03em; margin: 4px 0; }
.compare .cost { font-weight: 900; font-size: clamp(24px, 4.5vw, 36px); margin: 14px 0 2px; }
.compare .red { color: var(--red); }
.compare .green { color: var(--green); }
.compare .col:first-child .big { position: relative; display: inline-block; }
.compare .col:first-child .big::after {
  content: ""; position: absolute; left: -6%; right: -6%; top: 50%;
  height: 5px; background: var(--red); border-radius: 3px; transform: rotate(-9deg);
}
.vs { font-size: 13px; font-weight: 600; color: var(--muted); border: 1.5px solid var(--hairline); border-radius: 999px; padding: 6px 10px; }
.receipt-foot { color: var(--ink-2); font-size: 16px; margin: 0 0 22px; }

/* about */
.about { display: grid; gap: 8px 48px; }
@media (min-width: 900px) { .about { grid-template-columns: 1fr 1.25fr; } }
.portrait { margin: 8px 0 32px; max-width: 360px; padding: 10px; transform: rotate(-1.5deg); }
.portrait img { width: 100%; height: auto; border-radius: 8px; border: 1.5px solid var(--ink); }
.portrait figcaption { padding: 10px 2px 2px; font-size: 11px; font-weight: 600; letter-spacing: .12em; color: var(--muted); }
.about-body p { margin: 0 0 16px; color: var(--ink-2); }
.about-body p:first-child { color: var(--ink); font-size: 20px; }
.facts { list-style: none; padding: 0; margin: 24px 0 0; font-size: 14px; }
.facts li { display: grid; grid-template-columns: 84px 1fr; gap: 12px; padding: 12px 0; border-top: 1.5px dashed var(--hairline); }
.facts span { color: var(--blue); font-weight: 600; letter-spacing: .1em; font-size: 12px; padding-top: 2px; }

/* connect */
.connect { padding: 28px 22px; text-align: center; }
@media (min-width: 720px) { .connect { padding: 56px 40px; } }
.connect h2 { margin: 0 auto 12px; }
.connect .sub { margin: 0 auto 28px; }
/* tier 1: the three big tiles (YouTube, Instagram, Free guides) */
.primary-links { display: grid; gap: 16px; max-width: 860px; margin: 0 auto; }
@media (min-width: 680px) { .primary-links { grid-template-columns: repeat(3, 1fr); } }
.plink {
  display: flex; align-items: center; gap: 14px; padding: 18px 20px; text-align: left;
  border: 1.5px solid var(--ink); border-radius: 14px; background: var(--card);
  text-decoration: none; box-shadow: 4px 4px 0 var(--ink);
  transition: transform .12s ease, box-shadow .12s ease;
}
.plink:hover { transform: translate(-2px, -2px); }
.plink-yt:hover { box-shadow: 6px 6px 0 #FF0000; }
.plink-ig:hover { box-shadow: 6px 6px 0 #D6249F; }
.plink-pdf:hover { box-shadow: 6px 6px 0 var(--red); }
.plink .ico { width: 42px; height: 42px; flex: none; }
.plink b { display: block; font-size: 21px; font-weight: 900; letter-spacing: -.01em; line-height: 1.1; }
.plink small { display: block; margin-top: 3px; font: 600 12px var(--mono); letter-spacing: .04em; color: var(--muted); }

/* tier 2: smaller links */
.or { display: flex; align-items: center; gap: 12px; max-width: 520px; margin: 30px auto 16px; font-size: 11px; font-weight: 600; letter-spacing: .16em; color: var(--muted); }
.or::before, .or::after { content: ""; flex: 1; height: 1px; background: var(--hairline); }
.links { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.links a {
  display: inline-flex; align-items: center; gap: 9px; min-height: 44px;
  padding: 0 14px; border: 1.5px solid var(--ink); border-radius: 10px;
  background: var(--card); text-decoration: none; font-weight: 700; font-size: 16px;
  box-shadow: 2px 2px 0 var(--ink); transition: transform .12s ease, box-shadow .12s ease;
  overflow-wrap: anywhere;
}
.links a:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--blue); }
.links svg { width: 20px; height: 20px; flex: none; }

/* guides */
.kicker a { color: inherit; text-decoration: none; }
.kicker a:hover { text-decoration: underline; }
.guide { display: grid; gap: 40px; align-items: start; padding-top: 56px; padding-bottom: 64px; }
@media (min-width: 920px) { .guide { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); padding-top: 80px; } }
.guide h1, .guides-index h1 { font-size: clamp(36px, 6vw, 60px); max-width: 20ch; }
.kv-label { margin: 26px 0 8px; font-size: 11px; font-weight: 600; letter-spacing: .14em; color: var(--muted); }
.inside { margin: 0; padding: 0; list-style: none; }
.inside li { position: relative; padding: 10px 0 10px 28px; border-top: 1.5px dashed var(--hairline); color: var(--ink-2); }
.inside li::before { content: "→"; position: absolute; left: 2px; color: var(--blue); font-family: var(--mono); font-weight: 600; }
.pdf-card { padding: 18px; position: relative; }
.pdf-doc {
  display: flex; flex-direction: column; gap: 10px;
  margin: 16px 0 20px; padding: 22px 20px 26px;
  border: 1.5px solid var(--ink); border-radius: 6px; background: var(--paper-2);
  aspect-ratio: 5 / 4;
}
.pdf-mobile { margin: 24px 0 8px; }
.pdf-card { display: none; }
@media (min-width: 920px) {
  .pdf-mobile { display: none; }
  .pdf-card { display: block; }
}
.guide-card::after { content: "OPEN THE REEL ↗"; }
.kw {
  align-self: flex-start; margin-top: 6px; padding: 5px 10px;
  border: 2px solid var(--blue); border-radius: 6px; color: var(--blue);
  font-size: 12px; font-weight: 600; letter-spacing: .1em; transform: rotate(-2deg);
}
.steps { list-style: none; padding: 0; margin: 0 0 32px; display: grid; gap: 10px; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 16px; } }
.steps li {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px; border: 1.5px dashed var(--hairline); border-radius: 10px;
  background: var(--card); font-weight: 800; font-size: 16px; line-height: 1.25;
}
.steps .mono { font-size: 12px; font-weight: 600; color: var(--paper); background: var(--ink); border-radius: 4px; padding: 3px 7px; }
.fallback { margin: 32px 0 0; color: var(--ink-2); font-size: 16px; }
.fallback a { color: var(--blue); font-weight: 800; }
.pdf-doc span { font-size: 11px; letter-spacing: .14em; color: var(--blue); font-weight: 600; }
.pdf-doc strong { font-weight: 900; font-size: 22px; line-height: 1.1; margin-bottom: 8px; }
.pdf-doc i { display: block; height: 8px; border-radius: 4px; background: var(--grid); }
.pdf-doc i.short { width: 60%; }
.btn-block { display: flex; width: 100%; min-height: 54px; font-size: 15px; }
.pdf-hint { margin: 12px 0 0; font-size: 13px; color: var(--muted); line-height: 1.45; }
.guides-index { border-top: 0; }
.guides-grid { margin-top: 8px; }
.guide-more .kicker { margin-bottom: 0; }

/* footer */
.footer {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px;
  padding-top: 24px; padding-bottom: 40px;
  border-top: 1.5px solid var(--ink);
  font-size: 12px; letter-spacing: .12em; color: var(--muted);
}

/* scroll reveal (class added by JS, so content shows without it) */
.js-reveal .reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.js-reveal .reveal.in { opacity: 1; transform: none; }