/* DPLA Live — luxury production / cinematic editorial */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.78rem + 0.2vw, 0.9375rem);
  --text-base: clamp(0.95rem, 0.9rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.25rem + 1vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.4vw, 3.5rem);
  --text-3xl: clamp(2.75rem, 1.4rem + 5vw, 5.5rem);
  --text-hero: clamp(3rem, 0.6rem + 8vw, 9rem);

  /* Spacing — 4px base */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --content-narrow: 720px;
  --content-default: 1080px;
  --content-wide: 1440px;

  --transition-interactive: 240ms cubic-bezier(0.22, 1, 0.36, 1);

  /* Fonts — Instrument Serif for display, Inter for body */
  --font-display: 'Instrument Serif', 'Times New Roman', Georgia, serif;
  --font-body: 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

/* Dark — primary mode. Warm cinematic black, champagne accent. */
:root,
[data-theme='dark'] {
  --color-bg: #0c0b09;
  --color-surface: #131210;
  --color-surface-2: #1a1815;
  --color-surface-3: #211e1a;
  --color-border: #2a2622;
  --color-border-strong: #3a3530;
  --color-text: #ece7dc;
  --color-text-muted: #9a9388;
  --color-text-faint: #6a6358;
  --color-accent: #c8a96a;        /* champagne gold */
  --color-accent-hover: #d7bb7d;
  --color-accent-soft: #4a3d22;
  --shadow-lg: 0 30px 80px -20px rgba(0, 0, 0, 0.7);
  --grain-opacity: 0.06;
}

/* Light — polished editorial cream */
[data-theme='light'] {
  --color-bg: #f4f1ea;
  --color-surface: #ebe7dd;
  --color-surface-2: #e3dfd3;
  --color-surface-3: #dbd6c8;
  --color-border: #cdc7b6;
  --color-border-strong: #a8a08c;
  --color-text: #1a1815;
  --color-text-muted: #5a5347;
  --color-text-faint: #847c6c;
  --color-accent: #8a6a2a;
  --color-accent-hover: #6e5320;
  --color-accent-soft: #d9c89c;
  --shadow-lg: 0 30px 80px -20px rgba(40, 30, 10, 0.18);
  --grain-opacity: 0.04;
}

/* System fallback if no manual toggle yet */
@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg: #f4f1ea;
    --color-surface: #ebe7dd;
    --color-surface-2: #e3dfd3;
    --color-surface-3: #dbd6c8;
    --color-border: #cdc7b6;
    --color-border-strong: #a8a08c;
    --color-text: #1a1815;
    --color-text-muted: #5a5347;
    --color-text-faint: #847c6c;
    --color-accent: #8a6a2a;
    --color-accent-hover: #6e5320;
    --color-accent-soft: #d9c89c;
    --grain-opacity: 0.04;
  }
}

/* ───── Layout primitives ───── */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

.container--narrow {
  max-width: var(--content-default);
}

section {
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  position: relative;
}

/* Oversized static brand watermark across the full site template */
body::after {
  content: '';
  position: fixed;
  inset: -10vh -16vw;
  z-index: 0;
  pointer-events: none;
  background-image: url('./assets/dpla-logo-26.webp');
  background-repeat: no-repeat;
  background-position: center;
  background-size: clamp(78rem, 146vw, 150rem) auto;
  opacity: 0.12;
  filter: saturate(0.82) contrast(1.12);
  mix-blend-mode: screen;
}

[data-theme='light'] body::after {
  opacity: 0.11;
  filter: saturate(0.65) contrast(0.94) sepia(0.18);
  mix-blend-mode: luminosity;
}

/* Film-grain texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: var(--grain-opacity);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.95  0 0 0 0 0.9  0 0 0 0 0.78  0 0 0 0.55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}

/* ───── Header / Nav ───── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: color-mix(in oklab, var(--color-bg) 78%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--color-border) 60%, transparent);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-5);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  letter-spacing: 0.08em;
}

.nav__brand svg {
  width: 38px;
  height: 38px;
  color: var(--color-text);
}

.brand-logo {
  display: block;
  object-fit: cover;
  object-position: center;
  border: 1px solid color-mix(in oklab, var(--color-border) 70%, transparent);
  background: #0c0b09;
}

.brand-logo--nav {
  width: 48px;
  height: 32px;
  border-radius: 2px;
  box-shadow: 0 8px 24px -16px rgba(0, 0, 0, 0.65);
}

.nav__wordmark {
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.08em;
}

.nav__wordmark em {
  font-style: italic;
  color: var(--color-accent);
}

.nav__list {
  display: none;
  gap: var(--space-8);
  list-style: none;
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

@media (min-width: 820px) {
  .nav__list {
    display: flex;
  }
}

.nav__list a {
  color: var(--color-text-muted);
  position: relative;
  padding-block: 2px;
}

.nav__list a:hover,
.nav__list a:focus-visible {
  color: var(--color-text);
}

.nav__list a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-interactive);
}

.nav__list a:hover::after,
.nav__list a:focus-visible::after {
  transform: scaleX(1);
}

.nav__cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-muted);
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

/* ───── Buttons ───── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.95rem 1.5rem;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  background: transparent;
  border-radius: 0;
  white-space: nowrap;
}

.btn:hover,
.btn:focus-visible {
  background: var(--color-text);
  color: var(--color-bg);
}

.btn--accent {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--accent:hover,
.btn--accent:focus-visible {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn--ghost {
  border-color: var(--color-border-strong);
  color: var(--color-text-muted);
  padding: 0.7rem 1.1rem;
  font-size: var(--text-xs);
}

.btn--ghost:hover {
  color: var(--color-text);
  border-color: var(--color-text);
  background: transparent;
}

.btn .arrow {
  display: inline-block;
  transition: transform var(--transition-interactive);
}

.btn:hover .arrow {
  transform: translateX(4px);
}

/* ───── Hero ───── */

.hero {
  min-height: calc(100dvh - 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: clamp(2rem, 4vw, 3rem);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 50% 42%, rgba(205, 230, 232, 0.18) 0 12%, transparent 38%),
    radial-gradient(circle at 50% 48%, rgba(200, 169, 106, 0.16) 0 4%, transparent 28%),
    linear-gradient(180deg, #050505 0%, #0c0b09 48%, #070605 100%);
  color: #ece7dc;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 120px 120px;
  mask-image: radial-gradient(circle at center, black 0 34%, transparent 72%);
  opacity: 0.22;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.16), rgba(0, 0, 0, 0.72)),
    radial-gradient(ellipse at center, transparent 0 34%, rgba(0, 0, 0, 0.72) 82%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  justify-items: center;
  align-content: center;
  min-height: calc(100dvh - 10rem);
  text-align: center;
}

.hero__eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(236, 231, 220, 0.68);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
  margin-bottom: var(--space-3);
}

.hero__eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: #c8a96a;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 3.7rem);
  line-height: 0.96;
  letter-spacing: -0.02em;
  font-weight: 400;
  max-width: 21ch;
  color: #f4efe5;
}

.hero__title em {
  font-style: italic;
  color: #c8a96a;
}

.hero__meta {
  margin-top: var(--space-4);
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  gap: var(--space-5);
  max-width: 64ch;
}

@media (min-width: 720px) {
  .hero__meta {
    grid-template-columns: 1fr;
    align-items: center;
  }
}

.hero__lede {
  display: none;
  max-width: 58ch;
  font-size: var(--text-base);
  color: rgba(236, 231, 220, 0.74);
  line-height: 1.6;
}

.hero__lede strong {
  color: #ffffff;
  font-weight: 500;
}

.hero__cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

.hero__primary-cta {
  background: #f2eadb;
  border-color: #f2eadb;
  color: #0c0b09;
  box-shadow:
    0 0 0 1px rgba(200, 169, 106, 0.28),
    0 18px 48px -18px rgba(200, 169, 106, 0.72);
}

.hero__primary-cta:hover,
.hero__primary-cta:focus-visible {
  background: #c8a96a;
  border-color: #c8a96a;
  color: #050505;
}

.hero__corner {
  position: absolute;
  inset: clamp(1.5rem, 4vw, 3rem);
  pointer-events: none;
  border: 1px solid rgba(200, 169, 106, 0.36);
  border-radius: 0;
}

/* Cinematic frame brackets */
.hero__corner::before,
.hero__corner::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border: 1px solid #c8a96a;
}
.hero__corner::before {
  top: -1px;
  left: -1px;
  border-right: none;
  border-bottom: none;
}
.hero__corner::after {
  bottom: -1px;
  right: -1px;
  border-left: none;
  border-top: none;
}

.hero__ticker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(236, 231, 220, 0.5);
  margin-bottom: clamp(var(--space-4), 3vw, var(--space-6));
  padding-inline: clamp(var(--space-4), 3vw, var(--space-8));
  flex-wrap: wrap;
  width: 100%;
}

.hero__ticker span:not(:last-child)::after {
  content: '·';
  margin-left: var(--space-6);
  color: #c8a96a;
}

.hero__brand {
  width: min(68vw, 640px);
  margin: 0;
  position: relative;
}

.hero__brand::before {
  content: '';
  position: absolute;
  inset: 12% 8%;
  z-index: -1;
  background: radial-gradient(circle at center, rgba(207, 231, 232, 0.4), transparent 62%);
  filter: blur(28px);
}

.hero__logo {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center;
  border: 1px solid rgba(200, 169, 106, 0.38);
  box-shadow:
    0 36px 100px -42px rgba(0, 0, 0, 0.95),
    0 0 72px -30px rgba(207, 231, 232, 0.55);
}

@media (max-width: 640px) {
  .hero {
    min-height: calc(100dvh - 5.9rem);
    padding-block: var(--space-6);
  }

  .hero__inner {
    min-height: calc(100dvh - 8.9rem);
  }

  .hero__ticker {
    justify-content: flex-start;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
    padding-inline: 0;
  }

  .hero__ticker span:nth-child(2),
  .hero__ticker span:nth-child(3) {
    display: none;
  }

  .hero__ticker span:not(:last-child)::after {
    margin-left: var(--space-3);
  }

  .hero__cta-row {
    gap: var(--space-3);
  }

  .hero__cta-row .btn {
    width: 100%;
    justify-content: center;
    padding-inline: var(--space-4);
    letter-spacing: 0.13em;
  }

  .hero__brand {
    width: min(88vw, 360px);
  }

  .hero__title {
    font-size: clamp(1.9rem, 10vw, 3.2rem);
  }

}

/* ───── Section header pattern ───── */

.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

@media (min-width: 820px) {
  .section-head {
    grid-template-columns: minmax(0, 14rem) 1fr;
    gap: var(--space-12);
    align-items: start;
  }
}

.section-head__index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.section-head__index::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
  max-width: 6rem;
}

.section-head__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1;
  letter-spacing: -0.01em;
}

.section-head__title em {
  font-style: italic;
  color: var(--color-accent);
}

.section-head__lede {
  margin-top: var(--space-4);
  max-width: 56ch;
  color: var(--color-text-muted);
}

/* ───── Services ───── */

.services {
  background:
    linear-gradient(
      180deg,
      color-mix(in oklab, var(--color-surface) 82%, transparent),
      color-mix(in oklab, var(--color-surface-2) 78%, transparent)
    );
  border-block: 1px solid var(--color-border);
  backdrop-filter: blur(1px);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 720px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1080px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service {
  padding: clamp(var(--space-8), 4vw, var(--space-12)) clamp(var(--space-6), 3vw, var(--space-8));
  border-bottom: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
}

@media (min-width: 720px) {
  .service:nth-child(odd) {
    border-right: 1px solid var(--color-border);
  }
}

@media (min-width: 1080px) {
  .service:nth-child(odd) {
    border-right: none;
  }
  .service:not(:nth-child(3n)) {
    border-right: 1px solid var(--color-border);
  }
}

.service__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.2em;
}

.service__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1;
  font-style: italic;
  font-weight: 400;
}

.service__body {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
}

.service__list {
  list-style: none;
  margin-top: var(--space-2);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.service__list li::before {
  content: '◦ ';
  color: var(--color-accent);
}

/* ───── Reel ───── */

.reel__frame {
  position: relative;
  aspect-ratio: 21 / 9;
  background:
    radial-gradient(ellipse at center, color-mix(in oklab, var(--color-accent) 8%, transparent), transparent 60%),
    var(--color-surface-2);
  border: 1px solid var(--color-border);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.reel__frame::before,
.reel__frame::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 6%;
  background:
    repeating-linear-gradient(
      90deg,
      var(--color-bg) 0,
      var(--color-bg) 18px,
      transparent 18px,
      transparent 32px
    );
  opacity: 0.9;
}
.reel__frame::before { top: 0; }
.reel__frame::after { bottom: 0; }

.reel__inner {
  text-align: center;
  padding: var(--space-8);
  position: relative;
  z-index: 1;
}

.reel__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.reel__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  line-height: 1;
  margin-bottom: var(--space-4);
  font-style: italic;
}

.reel__sub {
  color: var(--color-text-muted);
  max-width: 44ch;
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

.reel__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-size: var(--text-sm);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 4px;
}

.reel__cta:hover {
  color: var(--color-accent);
}

.reel__stripe {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
}

.reel__stripe span em {
  font-style: normal;
  color: var(--color-accent);
}

/* ───── Credits ───── */

.credits {
  --color-bg: #070605;
  --color-surface: #0e0d0b;
  --color-surface-2: #15120f;
  --color-surface-3: #1d1812;
  --color-border: rgba(200, 169, 106, 0.24);
  --color-text: #f2eadb;
  --color-text-muted: rgba(236, 231, 220, 0.72);
  --color-text-faint: rgba(236, 231, 220, 0.42);
  background:
    radial-gradient(circle at 18% 8%, color-mix(in oklab, var(--color-accent) 10%, transparent), transparent 28%),
    linear-gradient(
      180deg,
      color-mix(in oklab, var(--color-bg) 86%, transparent),
      color-mix(in oklab, var(--color-surface) 72%, transparent)
    );
  color: var(--color-text);
}

.credits__timeline {
  display: flex;
  flex-direction: column;
  gap: clamp(var(--space-12), 8vw, var(--space-24));
}

.credit-era {
  display: grid;
  gap: var(--space-8);
  border-top: 1px solid color-mix(in oklab, var(--color-accent) 42%, var(--color-border));
  padding-top: var(--space-8);
  position: relative;
}

.credit-era::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  width: min(28vw, 18rem);
  height: 1px;
  background: var(--color-accent);
}

@media (min-width: 980px) {
  .credit-era {
    grid-template-columns: minmax(9rem, 0.32fr) 1fr;
    gap: clamp(var(--space-8), 5vw, var(--space-16));
  }
}

.credit-era__anchor {
  align-self: start;
}

@media (min-width: 980px) {
  .credit-era__anchor {
    position: sticky;
    top: 7rem;
  }
}

.credit-era__range {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 5.75rem);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--color-accent);
}

.credit-era__note {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.credits__category-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 720px) {
  .credits__category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.credit-card {
  min-height: 18rem;
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  border: 1px solid color-mix(in oklab, var(--color-border) 80%, var(--color-accent));
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--color-surface-2) 76%, transparent), transparent),
    var(--color-surface);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-8);
  position: relative;
  overflow: hidden;
}

.credit-card::after {
  content: '';
  position: absolute;
  inset: auto var(--space-5) var(--space-5) auto;
  width: 42px;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.75;
}

.credit-card--featured {
  background:
    radial-gradient(circle at 76% 18%, color-mix(in oklab, var(--color-accent) 18%, transparent), transparent 42%),
    linear-gradient(135deg, var(--color-surface-3), var(--color-surface));
  border-color: color-mix(in oklab, var(--color-accent) 58%, var(--color-border));
}

@media (min-width: 720px) {
  .credit-card--featured {
    grid-column: span 2;
    min-height: 20rem;
  }
}

.credit-card__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.credit-card__category {
  color: var(--color-accent);
}

.credit-card__year {
  color: var(--color-text-faint);
  text-align: right;
}

.credit-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 3.25rem);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--color-text);
  max-width: 14ch;
}

.credit-card__title em {
  font-style: italic;
  color: var(--color-accent);
}

.credit-card__meta {
  display: grid;
  gap: var(--space-4);
  border-top: 1px solid color-mix(in oklab, var(--color-border) 76%, transparent);
  padding-top: var(--space-4);
}

@media (min-width: 540px) {
  .credit-card__meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.credit-card__meta div {
  min-width: 0;
}

.credit-card__meta dt {
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.credit-card__meta dd {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.45;
}

/* ───── Clients / Networks ───── */

.clients {
  background: var(--color-surface);
  border-block: 1px solid var(--color-border);
}

.clients__intro {
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-align: center;
  margin-bottom: var(--space-10);
}

.clients__intro span {
  color: var(--color-accent);
}

.clients__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

@media (min-width: 540px) {
  .clients__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (min-width: 820px) {
  .clients__grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.clients__cell {
  background: var(--color-surface);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text);
  padding: var(--space-8) var(--space-4);
  text-align: center;
  letter-spacing: 0.02em;
}

/* ───── Credentials / Social Proof ───── */

.credentials {
  --credential-bg: #070604;
  --credential-surface: rgba(16, 14, 10, 0.84);
  --credential-surface-strong: rgba(22, 18, 12, 0.94);
  --credential-line: rgba(200, 169, 106, 0.34);
  --credential-text: rgba(255, 250, 239, 0.92);
  --credential-muted: rgba(236, 231, 220, 0.62);
  --credential-faint: rgba(236, 231, 220, 0.42);
  overflow: hidden;
  border-block: 1px solid var(--credential-line);
  background:
    radial-gradient(circle at 18% 0%, rgba(200, 169, 106, 0.16), transparent 28%),
    radial-gradient(circle at 84% 74%, rgba(200, 169, 106, 0.1), transparent 24%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.96), var(--credential-bg));
  color: var(--credential-text);
}

.credentials::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 7%, rgba(200, 169, 106, 0.18) 7% calc(7% + 1px), transparent calc(7% + 1px) 100%),
    linear-gradient(90deg, transparent 0 calc(93% - 1px), rgba(200, 169, 106, 0.18) calc(93% - 1px) 93%, transparent 93% 100%);
  opacity: 0.7;
}

.credentials__panel {
  position: relative;
  border: 1px solid var(--credential-line);
  background:
    linear-gradient(135deg, rgba(200, 169, 106, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(10, 9, 7, 0.9), rgba(3, 3, 2, 0.92));
  padding: clamp(var(--space-8), 6vw, var(--space-16));
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.38),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.credentials__panel::after {
  content: 'DPLA';
  position: absolute;
  right: clamp(var(--space-4), 5vw, var(--space-12));
  bottom: clamp(var(--space-2), 2vw, var(--space-6));
  z-index: 0;
  font-family: var(--font-mono);
  font-size: clamp(3rem, 14vw, 13rem);
  letter-spacing: -0.12em;
  line-height: 0.75;
  color: rgba(200, 169, 106, 0.045);
  pointer-events: none;
}

.credentials__head,
.credentials__grid {
  position: relative;
  z-index: 1;
}

.credentials__head {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
  margin-bottom: clamp(var(--space-10), 6vw, var(--space-16));
}

@media (min-width: 900px) {
  .credentials__head {
    grid-template-columns: 0.34fr 1fr 0.66fr;
    align-items: end;
  }
}

.credentials__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 400;
  line-height: 0.96;
  letter-spacing: -0.02em;
  max-width: 15ch;
}

.credentials__title em {
  font-style: italic;
  color: var(--color-accent);
}

.credentials__lede {
  color: var(--credential-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
  max-width: 42ch;
}

.credentials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--credential-line);
  border: 1px solid var(--credential-line);
}

@media (min-width: 720px) {
  .credentials__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .credentials__grid {
    grid-template-columns: 1.18fr repeat(3, minmax(0, 1fr));
  }
}

.credential-card {
  position: relative;
  display: flex;
  min-height: 21rem;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-5);
  padding: clamp(var(--space-5), 4vw, var(--space-8));
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 14%, rgba(200, 169, 106, 0.12), transparent 34%),
    linear-gradient(180deg, var(--credential-surface-strong), var(--credential-surface));
  color: var(--credential-text);
}

.credential-card::before {
  content: '';
  position: absolute;
  inset: var(--space-3);
  border: 1px solid rgba(200, 169, 106, 0.18);
  opacity: 0;
  transform: scale(0.985);
  transition:
    opacity var(--transition-interactive),
    transform var(--transition-interactive);
  pointer-events: none;
}

.credential-card:hover::before {
  opacity: 1;
  transform: scale(1);
}

.credential-card--feature {
  background:
    radial-gradient(circle at 18% 10%, rgba(200, 169, 106, 0.22), transparent 38%),
    linear-gradient(180deg, rgba(30, 23, 12, 0.96), rgba(7, 6, 4, 0.94));
}

.credential-card--badge::after {
  content: '96';
  position: absolute;
  right: var(--space-6);
  bottom: var(--space-4);
  font-family: var(--font-display);
  font-size: clamp(4rem, 9vw, 8rem);
  font-style: italic;
  line-height: 0.8;
  color: rgba(200, 169, 106, 0.09);
  pointer-events: none;
}

.credential-card__icon {
  width: 3.5rem;
  height: 3.5rem;
  border: 1px solid rgba(200, 169, 106, 0.42);
  display: grid;
  place-items: center;
  color: var(--color-accent);
  background: rgba(200, 169, 106, 0.07);
}

.credential-card__icon svg {
  width: 2rem;
  height: 2rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.credential-card__kicker {
  display: block;
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.credential-card strong {
  display: block;
  margin-top: var(--space-3);
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 3.75rem);
  font-weight: 400;
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--credential-text);
  max-width: 12ch;
}

.credential-card__copy {
  display: block;
  margin-top: var(--space-4);
  color: var(--credential-muted);
  font-size: var(--text-sm);
  line-height: 1.55;
  max-width: 34ch;
}

.credential-card__copy cite {
  font-style: italic;
  color: var(--credential-text);
}

.credential-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  margin-top: var(--space-5);
  border-top: 1px solid rgba(200, 169, 106, 0.28);
  padding-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--credential-faint);
}

.credential-card:hover .credential-card__link,
.credential-card:hover strong {
  color: var(--color-accent);
}

/* ───── About / Gear ───── */

.about__grid {
  display: grid;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .about__grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.about__bio p {
  margin-bottom: var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.7;
  max-width: 60ch;
}

.about__bio p strong {
  color: var(--color-text);
  font-weight: 500;
}

.about__pull {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-style: italic;
  color: var(--color-text);
  border-left: 1px solid var(--color-accent);
  padding-left: var(--space-5);
  margin-block: var(--space-8);
  line-height: 1.25;
  max-width: 32ch;
}

.about__side {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}

.brand-plate {
  border: 1px solid var(--color-border);
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--color-surface-3) 70%, transparent), var(--color-surface));
  padding: var(--space-3);
  box-shadow: var(--shadow-lg);
}

.brand-plate img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.92) contrast(1.04);
}

.brand-plate figcaption {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.spec {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
}

.spec__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.spec__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.spec__list--inline {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.spec__list--inline li::before {
  content: '— ';
  color: var(--color-accent);
}

.spec__link {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-color: color-mix(in oklab, var(--color-accent) 56%, transparent);
  text-underline-offset: 0.2em;
}

.spec__link:hover {
  color: var(--color-accent);
}

.proof-list {
  display: grid;
  gap: var(--space-3);
  list-style: none;
}

.proof-list li {
  display: grid;
  gap: var(--space-1);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid color-mix(in oklab, var(--color-border) 72%, transparent);
}

.proof-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.proof-list span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.proof-list a {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: italic;
  line-height: 1.1;
  color: var(--color-text);
}

.proof-list a:hover {
  color: var(--color-accent);
}

.proof-list p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ───── Contact ───── */

.contact {
  background:
    linear-gradient(
      180deg,
      color-mix(in oklab, var(--color-surface-2) 78%, transparent),
      color-mix(in oklab, var(--color-surface) 82%, transparent)
    );
  border-top: 1px solid var(--color-border);
  backdrop-filter: blur(1px);
}

.contact__grid {
  display: grid;
  gap: clamp(var(--space-10), 5vw, var(--space-16));
  grid-template-columns: 1fr;
}

@media (min-width: 820px) {
  .contact__grid {
    grid-template-columns: 1.3fr 1fr;
    align-items: end;
  }
}

.contact__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  line-height: 0.95;
  letter-spacing: -0.01em;
  max-width: 16ch;
}

.contact__title em {
  font-style: italic;
  color: var(--color-accent);
}

.contact__lede {
  margin-top: var(--space-6);
  color: var(--color-text-muted);
  max-width: 50ch;
}

.contact__channels {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.channel {
  display: block;
  padding: var(--space-5) 0;
  border-top: 1px solid var(--color-border);
}

.channel:last-child {
  border-bottom: 1px solid var(--color-border);
}

.channel__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.channel__value {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.channel:hover .channel__value {
  color: var(--color-accent);
}

.channel__value .arrow {
  font-family: var(--font-body);
  font-style: normal;
  transition: transform var(--transition-interactive);
  color: var(--color-accent);
}

.channel:hover .channel__value .arrow {
  transform: translateX(6px);
}

/* ───── Footer ───── */

.footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-10);
  background: color-mix(in oklab, var(--color-bg) 82%, transparent);
  backdrop-filter: blur(1px);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  align-items: flex-start;
}

@media (min-width: 720px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.footer__brand svg {
  width: 28px;
  height: 28px;
}

.brand-logo--footer {
  width: 42px;
  height: 28px;
  border-radius: 2px;
  opacity: 0.9;
}

.footer__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
}

.footer__meta a:hover {
  color: var(--color-accent);
}

/* ───── Reveal animation ───── */

.reveal {
  opacity: 1;
  transform: none;
  transition:
    opacity 900ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Ensure content sits above grain overlay */
.site-header,
main,
.footer {
  position: relative;
  z-index: 2;
}

@media (max-width: 720px) {
  body::after {
    inset: -6vh -92vw;
    background-size: auto 132vh;
    opacity: 0.1;
  }
}