/*
 * wp-portfolio case-study system.
 *
 * Canonical copy: ~/.claude/skills/wp-portfolio/references/portfolio-starter/.
 * Every project vendors site.css and site.js byte-for-byte; a page-specific
 * figure gets a small <style> block in its own index.html instead of an edit
 * here. Tokens first, then components in page order.
 */

:root {
  --paper: #EEF1EF;
  --surface: #FFFFFF;
  --surface-2: #F5F7F6;
  --ink: #12232B;
  --muted: #55666D;
  --faint: #5E6E73;
  --line: #D7DEDC;
  --line-strong: #9AA8AC;

  /* Orange is the one subject accent. #C8471A carries white text at 4.8:1;
     the brighter #E85A24 is decoration only (marks, strokes). */
  --accent: #C8471A;
  --accent-text: #A8431C;
  --accent-mark: #E85A24;
  --on-accent: #FFFFFF;
  --teal: #0B6B74;
  /* Semantic: failures and the revision log, nowhere else. */
  --redline: #B23A2E;

  /* The hero and the closing call stay dark in both themes. */
  --night: #0F1E23;
  --night-2: #16292F;
  --night-ink: #ECF3F1;
  --night-muted: #A9BCBE;
  --night-line: rgba(236, 243, 241, 0.16);
  --night-accent: #FF7A3D;
  --on-night-accent: #0F1E23;

  --code-bg: #0F1E23;
  --code-ink: #DCEAE6;
  --code-muted: #7F9A96;
  --code-str: #8FD6C4;
  --code-fn: #F0A868;

  --shadow: 0 1px 2px rgba(18, 35, 43, 0.06), 0 18px 40px -24px rgba(18, 35, 43, 0.35);
  --radius: 14px;
  --radius-sm: 8px;

  --font-sans: 'Satoshi', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  --gutter: 20px;
  --section-space: clamp(96px, 12vw, 168px);
  --nav-top: calc(14px + env(safe-area-inset-top, 0px));

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0D1A1E;
    --surface: #132428;
    --surface-2: #0F1F23;
    --ink: #ECF3F1;
    --muted: #9FB2B4;
    --faint: #7D9396;
    --line: #25393D;
    --line-strong: #4A6266;
    --accent: #FF7A3D;
    --accent-text: #FF8E57;
    --accent-mark: #FF7A3D;
    --on-accent: #0F1E23;
    --teal: #3FBAC0;
    --redline: #F07A6B;
    --night: #081215;
    --night-2: #0F1E23;
    --code-bg: #081215;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 22px 48px -24px rgba(0, 0, 0, 0.7);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --paper: #0D1A1E;
  --surface: #132428;
  --surface-2: #0F1F23;
  --ink: #ECF3F1;
  --muted: #9FB2B4;
  --faint: #7D9396;
  --line: #25393D;
  --line-strong: #4A6266;
  --accent: #FF7A3D;
  --accent-text: #FF8E57;
  --accent-mark: #FF7A3D;
  --on-accent: #0F1E23;
  --teal: #3FBAC0;
  --redline: #F07A6B;
  --night: #081215;
  --night-2: #0F1E23;
  --code-bg: #081215;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 22px 48px -24px rgba(0, 0, 0, 0.7);
  color-scheme: dark;
}

/* ---------- base ---------- */

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

img, svg { max-width: 100%; }
img { display: block; height: auto; }

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.02;
  text-wrap: balance;
}
h2 { font-size: clamp(2rem, 4.2vw, 3.4rem); }
h3 { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.3; }
p { margin: 0; }
p + p { margin-top: 1em; }

a { color: var(--teal); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

code, .mono {
  font-family: var(--font-mono);
  font-size: 0.88em;
  overflow-wrap: anywhere;
}
p code, li code, td code, h2 code, summary code {
  padding: 0.08em 0.36em;
  border-radius: 5px;
  background: var(--surface-2);
  border: 1px solid var(--line);
}

:focus-visible {
  outline: 3px solid var(--accent-mark);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
}
.skip:focus { top: calc(12px + env(safe-area-inset-top, 0px)); }

.shell {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), background-color 0.2s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-2px); text-decoration: none; }
.btn--solid { background: var(--accent); color: var(--on-accent); }
.btn--line { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn--line:hover { border-color: var(--ink); }
.btn .arrow { transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- nav: floating pill ---------- */

.nav {
  position: fixed;
  top: var(--nav-top);
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  justify-content: center;
  padding-inline: 12px;
  pointer-events: none;
}
.nav__pill {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: clamp(12px, 3vw, 28px);
  max-width: 100%;
  padding: 7px 7px 7px 20px;
  border-radius: 999px;
  border: 1px solid var(--night-line);
  background: color-mix(in srgb, var(--night) 72%, transparent);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  color: var(--night-ink);
  box-shadow: 0 12px 32px -16px rgba(0, 0, 0, 0.5);
}
.nav__brand {
  font-weight: 700;
  font-size: 15px;
  white-space: nowrap;
  color: inherit;
  text-decoration: none;
}
.nav__links { display: flex; gap: 22px; }
.nav__links a {
  color: var(--night-muted);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.nav__links a:hover { color: var(--night-ink); }
.nav__cta {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--night-accent);
  color: var(--on-night-accent);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
@media (max-width: 720px) {
  .nav__links { display: none; }
}

/* ---------- hero: cinematic center ---------- */

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--night);
  color: var(--night-ink);
  padding-block: clamp(136px, 16vw, 208px) clamp(88px, 10vw, 136px);
  text-align: center;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  /* Screenshots carry large headlines of their own; the blur keeps them from
     reading through the h1. The scale hides the blur's soft edge. */
  filter: grayscale(1) contrast(1.15) blur(3px);
  transform: scale(1.04);
  mix-blend-mode: luminosity;
  opacity: 0.22;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 70% 60% at 50% 42%, color-mix(in srgb, var(--night) 55%, transparent), var(--night) 78%),
    linear-gradient(to bottom, color-mix(in srgb, var(--night) 40%, transparent), var(--night));
}
.hero__name {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--night-muted);
}
.hero h1 {
  max-width: 1120px;
  margin: 22px auto 0;
  font-size: clamp(2.15rem, 5.4vw, 5.25rem);
  line-height: 0.98;
}
.hero__lede {
  max-width: 60ch;
  margin: 28px auto 0;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--night-muted);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 40px;
}
.hero .btn--solid { background: var(--night-accent); color: var(--on-night-accent); }
.hero .btn--line { border-color: var(--night-line); color: var(--night-ink); }
.hero .btn--line:hover { border-color: var(--night-ink); }

/* ---------- facts band (the metadata the hero is not allowed to carry) ---------- */

.facts {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}
.facts dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
}
.facts dl > div {
  min-width: 0;
  padding: 22px 20px;
  border-left: 1px solid var(--line);
}
.facts dl > div:first-child { border-left: 0; padding-left: 0; }
.facts dt { margin-bottom: 6px; }
.facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  overflow-wrap: anywhere;
}
.facts .ok { display: inline-flex; align-items: center; gap: 8px; }
.facts .ok::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--teal) 20%, transparent);
}
@media (max-width: 760px) {
  .facts dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts dl > div { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); }
  .facts dl > div:nth-child(-n+2) { border-top: 0; }
  .facts dl > div:nth-child(even) { padding-left: 16px; border-left: 1px solid var(--line); }
}

/* ---------- sections ---------- */

.section { padding-block: var(--section-space); }
.section--tight-top { padding-top: calc(var(--section-space) * 0.55); }
.section + .section { padding-top: 0; }

.head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  max-width: 860px;
  margin-bottom: clamp(40px, 5vw, 64px);
}
.head p { max-width: 62ch; color: var(--muted); font-size: 1.1rem; }

.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}
@media (max-width: 860px) {
  .split { grid-template-columns: minmax(0, 1fr); }
}
.prose { max-width: 64ch; }
.prose p { color: var(--ink); }

.goals {
  display: grid;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.goals li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.goals li::before {
  content: "";
  width: 10px;
  height: 10px;
  margin-top: 0.55em;
  background: var(--accent-mark);
  border-radius: 2px;
}

.disclosure {
  margin-top: 28px;
  padding-left: 16px;
  border-left: 2px solid var(--line-strong);
  color: var(--muted);
  font-size: 15px;
}

/* ---------- bento: gapless, dense ---------- */

.bento {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-flow: dense;
  gap: 16px;
}
.card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(24px, 3vw, 32px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  transition: transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.3s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.card--wide { grid-column: span 2; }
.card--night {
  background: var(--night);
  border-color: var(--night);
  color: var(--night-ink);
}
.card h3 { font-size: clamp(1.25rem, 1.8vw, 1.5rem); }
.card p { color: var(--muted); }
.card.card--night p { color: var(--night-muted); }
.card.card--night .label { color: var(--night-muted); }
.card.card--night code { background: var(--night-2); border-color: var(--night-line); color: var(--night-ink); }
.card .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 8px; }
.card .tags span {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid currentColor;
  opacity: 0.8;
}
@media (max-width: 960px) {
  .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .bento { grid-template-columns: minmax(0, 1fr); }
  .card--wide { grid-column: auto; }
}

/* ---------- marquee ---------- */

.marquee {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: var(--surface);
  padding-block: 22px;
}
.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee 48s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__group {
  display: flex;
  gap: 44px;
  padding-right: 44px;
  margin: 0;
  list-style: none;
  padding-left: 0;
}
.marquee__group li {
  font-size: clamp(1.25rem, 2.4vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.marquee__group li span {
  font-family: var(--font-mono);
  font-size: 0.5em;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--accent-text);
  margin-left: 6px;
  vertical-align: 0.4em;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- ordered flow ---------- */

.flow {
  counter-reset: step;
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}
.flow li {
  counter-increment: step;
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 18px;
  padding-bottom: 28px;
}
.flow li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
}
.flow li::after {
  content: "";
  position: absolute;
  left: 20px;
  top: 44px;
  bottom: 4px;
  width: 1px;
  background: var(--line-strong);
}
.flow li:last-child::after { display: none; }
.flow strong { display: block; font-size: 1.1rem; }
.flow span { color: var(--muted); }

/* ---------- plates (figures) ---------- */

.plate { margin: 0; min-width: 0; }
.plate__frame {
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}
.plate figcaption {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
}
.plate figcaption strong { color: var(--ink); font-weight: 700; }
.plate figcaption .mono { font-size: 13px; }
.plates {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 36px);
}
@media (max-width: 760px) {
  .plates { grid-template-columns: minmax(0, 1fr); }
}
.stack-y { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(32px, 5vw, 56px); }

.zoom {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  cursor: zoom-in;
  text-align: left;
}
.zoom img { width: 100%; transition: transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1); }
.zoom:hover img { transform: scale(1.03); }
.zoom__hint {
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--night);
  color: var(--night-ink);
  font-family: var(--font-mono);
  font-size: 12px;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.zoom:hover .zoom__hint, .zoom:focus-visible .zoom__hint { opacity: 1; }
.plate__frame > img.native { width: auto; max-width: 100%; margin-inline: auto; }
.svg-scroll { display: block; overflow-x: auto; }
.svg-scroll svg { display: block; min-width: 760px; width: 100%; height: auto; }

/* ---------- evidence carousel ---------- */

.carousel { position: relative; }
.carousel__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 100%;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  border-radius: var(--radius);
}
.carousel__track::-webkit-scrollbar { display: none; }
.slide {
  scroll-snap-align: start;
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding: 4px;
}
.slide__claim {
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  text-wrap: balance;
}
.slide > figcaption { display: block; margin: 0; font-size: inherit; color: var(--ink); }
.slide__source { margin-top: 18px; }
@media (max-width: 860px) {
  .slide { grid-template-columns: minmax(0, 1fr); align-items: start; }
}
.carousel__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 28px;
}
.thumbs { display: flex; padding-left: 12px; }
.thumbs button {
  width: 64px;
  height: 44px;
  margin-left: -12px;
  padding: 0;
  overflow: hidden;
  border-radius: 10px;
  border: 2px solid var(--paper);
  background: var(--surface);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.thumbs button img { width: 100%; height: 100%; object-fit: cover; object-position: top left; }
.thumbs button:hover { transform: translateY(-3px); }
.thumbs button[aria-current="true"] { border-color: var(--accent-mark); transform: translateY(-3px); z-index: 1; }
.carousel__ctrl { display: flex; align-items: center; gap: 10px; }
.carousel__count {
  min-width: 56px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}
.round {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  font-size: 18px;
  cursor: pointer;
}
.round:hover { border-color: var(--ink); }
.round:disabled { opacity: 0.4; cursor: default; }

/* ---------- tables, checks ---------- */

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
}
table { width: 100%; border-collapse: collapse; font-size: 15px; }
caption {
  caption-side: bottom;
  padding: 12px 18px;
  text-align: left;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}
th, td { padding: 13px 18px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
tbody tr:last-child td { border-bottom: 0; }
th {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  white-space: nowrap;
}
td.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
td.score { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-weight: 600; color: var(--teal); }

.checks {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.checks li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}
.checks .result {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--teal);
}

/* ---------- code ---------- */

.code-caption {
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--faint);
  overflow-wrap: anywhere;
}
.codeblock {
  margin: 0;
  overflow-x: auto;
  padding: 22px 24px;
  border-radius: var(--radius);
  background: var(--code-bg);
  color: var(--code-ink);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.7;
}
.codeblock .cm { color: var(--code-muted); }
.codeblock .st { color: var(--code-str); }
.codeblock .fn { color: var(--code-fn); }
.code-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.code-pair > div { min-width: 0; }
@media (max-width: 860px) {
  .code-pair { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- stacked cards (revision log) ---------- */

.stack { display: grid; grid-template-columns: minmax(0, 1fr); gap: 18px; margin: 0; padding: 0; list-style: none; }
.stack-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 24px;
  padding: clamp(24px, 3.4vw, 40px);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  transform-origin: 50% 0;
}
.stack-card__no {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--redline);
}
.stack-card h3 { font-size: clamp(1.2rem, 2vw, 1.55rem); }
.stack-card p { color: var(--muted); max-width: 70ch; }
@media (min-width: 760px) and (min-height: 640px) {
  .stack-card { position: sticky; top: calc(96px + var(--i, 0) * 14px); }
}

/* ---------- closing call ---------- */

.cta {
  position: relative;
  overflow: hidden;
  border-radius: clamp(20px, 3vw, 32px);
  padding: clamp(56px, 9vw, 120px) clamp(24px, 6vw, 80px);
  background: var(--night);
  color: var(--night-ink);
  text-align: center;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 70% at 50% 120%, color-mix(in srgb, var(--night-accent) 26%, transparent), transparent 70%);
  pointer-events: none;
}
.cta > * { position: relative; }
.cta h2 { max-width: 1000px; margin-inline: auto; font-size: clamp(2.3rem, 6vw, 4.75rem); }
.cta p { max-width: 56ch; margin: 22px auto 0; color: var(--night-muted); font-size: 1.1rem; }
.cta .hero__actions { margin-top: 36px; }
.cta .btn--solid { background: var(--night-accent); color: var(--on-night-accent); }
.cta .btn--line { border-color: var(--night-line); color: var(--night-ink); }
.cta .btn--line:hover { border-color: var(--night-ink); }

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  padding-block: 48px 64px;
}
.footer__name { font-size: 1.25rem; font-weight: 900; letter-spacing: -0.02em; }
.footer__links { display: flex; flex-wrap: wrap; gap: 20px; }
.footer__links a { color: var(--muted); text-decoration: none; font-weight: 500; }
.footer__links a:hover { color: var(--ink); }
.footer__fine {
  flex-basis: 100%;
  max-width: 80ch;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- lightbox ---------- */

.lightbox {
  width: min(96vw, 1600px);
  max-width: none;
  max-height: 94vh;
  padding: 0;
  border: 0;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  overflow: hidden;
}
.lightbox::backdrop { background: rgba(8, 18, 21, 0.82); }
.lightbox__body { max-height: calc(94vh - 58px); overflow: auto; }
.lightbox__body img { width: 100%; }
.lightbox__body svg { display: block; min-width: 900px; width: 100%; height: auto; }
.lightbox__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.lightbox__close {
  flex-shrink: 0;
  min-height: 36px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
  color: var(--ink);
  font: 600 14px var(--font-sans);
  cursor: pointer;
}

/* ---------- motion preferences ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .marquee__track { flex-wrap: wrap; width: auto; }
  .marquee__group[aria-hidden="true"] { display: none; }
  .carousel__track { scroll-behavior: auto; }
}