/* ──────────────────────────────────────────────────────────────────
   Bitfreighter × Champion Digital Media — case study
   Champion brand v1.2 · "Still at speed."
   ────────────────────────────────────────────────────────────────── */

/* Body & UI font: Azeret Mono (variable, real file). */
@font-face {
  font-family: "Azeret Mono";
  src: url("./fonts/AzeretMono-VariableFont_wght.ttf") format("truetype-variations");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Azeret Mono";
  src: url("./fonts/AzeretMono-Italic-VariableFont_wght.ttf") format("truetype-variations");
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}

:root {
  --font-display: 'podium-sharp-variable', "PODIUM Sharp", "Arial Narrow", sans-serif;
  --font-body:    "Azeret Mono", "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  --color-dark:      #141414;
  --color-white:     #FFFFFF;
  --color-pale:      #F7F3E9;
  --color-highlight: #F9AC24;
  --color-yellow:    #F9AC24;

  --color-blue-darkest: #062D51;
  --color-blue-dark:    #005686;
  --color-blue-mid:     #1F81A5;
  --color-blue-bright:  #0BAED3;

  --color-pale-warm: #EFE8D6;
  --color-ink:       #2A2A2A;
  --color-muted:     #7A7670;
  --color-line:      rgba(20, 20, 20, 0.12);
  --color-line-on-dark: rgba(247, 243, 233, 0.15);

  --fg-1:  var(--color-dark);
  --fg-2:  var(--color-ink);
  --fg-3:  var(--color-muted);
  --bg-1:  var(--color-pale);
  --bg-2:  var(--color-pale-warm);
  --bg-inv:var(--color-dark);
  --fg-on-inv: var(--color-pale);

  --type-display-xl: 9rem;
  --type-display-lg: 6rem;
  --type-display-md: 4.5rem;
  --type-display-sm: 3.5rem;
  --type-heading-lg: 2.5rem;
  --type-heading-md: 2rem;
  --type-heading-sm: 1.5rem;
  --type-body-lg:    1.25rem;
  --type-body-md:    1rem;
  --type-body-sm:    0.875rem;
  --type-micro:      0.75rem;
  --type-nano:       0.625rem;

  --track-display:    0;
  --track-caps-label: 0.08em;
  --track-body:       0;
  --track-micro:      0.04em;

  --space-1:  8px;
  --space-2:  16px;
  --space-3:  24px;
  --space-4:  32px;
  --space-5:  48px;
  --space-6:  64px;
  --space-7:  96px;
  --space-8:  128px;
  --space-9:  192px;
  --space-10: 256px;

  --ease-default: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-enter:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-exit:    cubic-bezier(0.7, 0, 0.84, 0);
  --duration-fast:   150ms;
  --duration-medium: 400ms;
  --duration-slow:   800ms;

  --radius-0: 0;
  --radius-1: 2px;
  --radius-2: 4px;
  --radius-pill: 999px;

  --border-hairline: 1px solid var(--color-line);
}

html, body {
  background: var(--bg-1);
  color: var(--fg-2);
  font-family: var(--font-body);
  font-size: var(--type-body-md);
  line-height: 1.6;
  letter-spacing: var(--track-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, .h1 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: var(--type-display-lg);
  line-height: 1.0;
  letter-spacing: var(--track-display);
  text-transform: uppercase;
  color: var(--fg-1);
  margin: 0;
}
h2, .h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: var(--type-display-md);
  line-height: 1.05;
  text-transform: uppercase;
  color: var(--fg-1);
  margin: 0;
}
h3, .h3 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: var(--type-display-sm);
  line-height: 1.1;
  text-transform: uppercase;
  color: var(--fg-1);
  margin: 0;
}
h4, .h4 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--type-heading-md);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: var(--track-caps-label);
  color: var(--fg-1);
  margin: 0;
}

p, .p {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--type-body-md);
  line-height: 1.6;
  color: var(--fg-2);
  text-wrap: pretty;
  max-width: 65ch;
}
.lead {
  font-size: var(--type-body-lg);
  line-height: 1.5;
}

.eyebrow, .label {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--type-micro);
  line-height: 1.4;
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-1);
}

code, .code {
  font-family: var(--font-body);
  font-size: 0.92em;
  background: var(--color-pale-warm);
  padding: 2px 6px;
  border-radius: var(--radius-1);
}

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: opacity var(--duration-fast) var(--ease-default);
}
a:hover { opacity: 0.65; }

.surface-dark {
  background: var(--bg-inv);
  color: var(--fg-on-inv);
}
.surface-dark h1, .surface-dark h2, .surface-dark h3,
.surface-dark .h1, .surface-dark .h2, .surface-dark .h3 { color: var(--fg-on-inv); }
.surface-dark p { color: rgba(247, 243, 233, 0.82); }

.circled {
  font-weight: 700;
  position: relative;
  display: inline-block;
  padding: 0 0.18em;
}
.circled::after { content: none; }

/* ───── Reset / page frame ───── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg, video { display: block; max-width: 100%; height: auto; }

/* 1440px fixed canvas — JS scales to viewport (handled inline at bottom of HTML) */
.canvas {
  width: 1440px;
  margin: 0;
  background: var(--bg-1);
  overflow: hidden;
}
html { overflow-x: hidden; }

/* ───── Reusable layout primitives ───── */
.section {
  padding: var(--space-8) 80px;
  position: relative;
}
.section--tight  { padding: var(--space-6) 80px; }
.section--dark   { background: var(--bg-inv); color: var(--fg-on-inv); }
.section--warm   { background: var(--color-pale-warm); }

.eyebrow-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.eyebrow-row::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-line);
}
.surface-dark .eyebrow-row::after { background: var(--color-line-on-dark); }

.eyebrow { color: var(--fg-1); }
.surface-dark .eyebrow { color: var(--fg-on-inv); }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: start;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

/* ───── Top nav ───── */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 80px;
  border-bottom: var(--border-hairline);
}
.nav__brand { display: flex; align-items: center; gap: var(--space-2); text-decoration: none; border-bottom: none; }
.nav__brand img { height: 26px; width: auto; filter: brightness(0); }
.nav__meta {
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-3);
}

/* ───── Hero ───── */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-6);
  align-items: stretch;
  padding: var(--space-5) 80px 0;
  position: relative;
  min-height: 600px;
}
.hero__copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-right: var(--space-4);
}
.hero__eyebrow {
  font-family: var(--font-body);
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: var(--space-4);
}
.hero h1 {
  font-size: 4.5rem;
  line-height: 1.0;
  margin-bottom: var(--space-4);
  text-wrap: balance;
  max-width: 16ch;
}
.hero__lead {
  font-size: var(--type-body-lg);
  line-height: 1.5;
  max-width: 52ch;
  color: var(--fg-2);
}
.hero__media {
  background: transparent;
  position: relative;
  overflow: visible;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-height: 0;
}
.hero__media img {
  width: 100%;
  height: auto;
  display: block;
}
.hero__media-caption { display: none; }

/* ───── Stat strip ───── */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--color-line-on-dark);
  border-bottom: 1px solid var(--color-line-on-dark);
}
.stat {
  padding: var(--space-5) var(--space-3);
  border-right: 1px solid var(--color-line-on-dark);
}
.stat:last-child { border-right: none; }
.stat__num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 4.25rem;
  line-height: 1;
  color: var(--color-yellow);
  margin-bottom: var(--space-2);
}
.stat__label {
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-on-inv);
  opacity: 0.75;
}

/* ───── Headlines & body ───── */
.section h2 { margin-bottom: var(--space-4); max-width: 18ch; }
.section h3 { margin-bottom: var(--space-3); }
.section .lead { max-width: 60ch; margin-bottom: var(--space-3); }

/* ───── Pull quote ───── */
.quote {
  border-left: 3px solid var(--color-yellow);
  padding: var(--space-2) 0 var(--space-2) var(--space-3);
  font-size: var(--type-heading-md);
  font-family: var(--font-body);
  font-weight: 500;
  line-height: 1.35;
  max-width: 30ch;
  color: var(--fg-1);
}
.quote__attr {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-3);
}

/* ───── Compare cards (before / after) ───── */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}
.compare__card {
  background: var(--color-dark);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.compare__card img,
.compare__card video {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  background: #000;
  display: block;
}
.compare__label {
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: rgba(247, 243, 233, 0.65);
}
.compare__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--type-body-md);
  color: var(--fg-on-inv);
  text-transform: uppercase;
  letter-spacing: var(--track-caps-label);
}

/* ───── Asset cards (figures) ───── */
.figure { background: var(--color-dark); padding: var(--space-3); }
.figure img {
  width: 100%;
  height: auto;
  display: block;
}
.figure__caption {
  margin-top: var(--space-2);
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: rgba(247, 243, 233, 0.65);
}

/* ───── Numbered list (limitations / capabilities) ───── */
.numlist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.numlist li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: var(--border-hairline);
}
.surface-dark .numlist li { border-bottom-color: var(--color-line-on-dark); }
.numlist__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.5rem;
  line-height: 1;
  color: var(--color-yellow);
}
.numlist__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--type-heading-sm);
  text-transform: uppercase;
  letter-spacing: var(--track-caps-label);
  margin-bottom: var(--space-1);
}
.numlist__body {
  font-size: var(--type-body-md);
  line-height: 1.55;
  max-width: 50ch;
}

/* ───── Step / process row ───── */
.steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-5);
}
.step {
  border-top: 2px solid var(--color-yellow);
  padding-top: var(--space-2);
}
.step__index {
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-3);
  margin-bottom: var(--space-1);
}
.surface-dark .step__index { color: rgba(247, 243, 233, 0.6); }
.step__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--type-body-md);
  text-transform: uppercase;
  letter-spacing: var(--track-caps-label);
}

/* ───── Watcher capability grid ───── */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  margin-top: var(--space-5);
  border-top: 1px solid var(--color-line-on-dark);
}
.cap {
  padding: var(--space-4) var(--space-3);
  border-right: 1px solid var(--color-line-on-dark);
  border-bottom: 1px solid var(--color-line-on-dark);
}
.cap:last-child { border-right: none; }
.cap__verb {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.25rem;
  line-height: 1;
  color: var(--color-yellow);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
}
.cap__body {
  font-size: var(--type-body-sm);
  line-height: 1.5;
  color: rgba(247, 243, 233, 0.78);
}

/* ───── CTA ───── */
.cta {
  text-align: center;
  padding: var(--space-9) 80px;
  background: var(--color-pale-warm);
}
.cta h2 {
  margin: 0 auto var(--space-4);
  max-width: 22ch;
  font-size: var(--type-display-lg);
}
.cta p { margin: 0 auto var(--space-5); max-width: 50ch; }
.btn {
  display: inline-block;
  padding: 15px 26px;
  background: var(--color-dark);
  color: var(--color-pale);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--type-body-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: none;
  border-radius: 999px;
  line-height: 1;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s, color 0.15s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(249,172,36,0.3); }
.btn--yellow { background: var(--color-highlight); color: var(--color-dark); }
.btn--yellow:hover { background: var(--color-highlight); color: var(--color-dark); transform: translateY(-2px); box-shadow: 0 10px 30px rgba(249,172,36,0.3); }

/* ───── Footer ───── */
.foot {
  background: var(--color-dark);
  color: var(--color-pale);
  padding: 46px 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}
.foot img { height: 24px; }
.foot .fl { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.6; }

/* ───── Signature gesture override (keep yellow oval crisp) ───── */
.circled { color: var(--fg-1); }
.surface-dark .circled { color: var(--fg-on-inv); }

/* ───── Reiterated results grid (Campaign One restatement) ───── */
.results-restate {
  margin-top: var(--space-6);
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: auto auto;
  grid-auto-flow: column;
  gap: 0;
  border-top: 2px solid var(--color-yellow);
  border-bottom: var(--border-hairline);
}
.results-restate__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 3.25rem;
  line-height: 1;
  color: var(--fg-1);
  padding: var(--space-3) var(--space-2) var(--space-1);
  border-right: var(--border-hairline);
}
.results-restate__label {
  font-family: var(--font-body);
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-3);
  padding: 0 var(--space-2) var(--space-3);
  border-right: var(--border-hairline);
}
.results-restate > :nth-child(11),
.results-restate > :nth-child(12) { border-right: none; }

/* ───── Inline marker (tiny fact pill) ───── */
.fact-pill {
  display: inline-block;
  padding: 4px 10px 5px;
  background: var(--color-yellow);
  color: var(--color-dark);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  margin-right: var(--space-1);
}

/* ───── Evolution row (3-step character development) ───── */
.evolution {
  display: grid;
  grid-template-columns: 1fr 48px 1fr 48px 1fr;
  gap: 0;
  align-items: center;
  margin-top: var(--space-5);
  margin-bottom: var(--space-5);
}
.evo-step {
  background: var(--color-pale);
  padding: var(--space-3);
}
.surface-dark .evo-step { background: #1f1f1f; }
.evo-step img {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  background: var(--color-dark);
}
.evo-step__label {
  margin-top: var(--space-2);
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: var(--fg-3);
}
.surface-dark .evo-step__label { color: rgba(247, 243, 233, 0.6); }
.evo-arrow {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2.5rem;
  color: var(--color-yellow);
  text-align: center;
  line-height: 1;
}

/* ───── In-situ row (4-up campaign graphics) ───── */
.in-situ {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-5);
}
.in-situ img {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  display: block;
  background: #1a1a1a;
}

/* ───── Wide media (full-bleed within section) ───── */
.wide-media {
  margin: var(--space-5) 0;
  background: var(--color-dark);
  padding: 0;
  overflow: hidden;
}
.wide-media img,
.wide-media video { width: 100%; height: auto; display: block; }
.wide-media__caption {
  padding: var(--space-2) var(--space-3);
  font-size: var(--type-micro);
  letter-spacing: var(--track-caps-label);
  text-transform: uppercase;
  color: rgba(247, 243, 233, 0.65);
  background: var(--color-dark);
}

/* ───── Section header (large, with eyebrow + index) ───── */
.s-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.s-head__row { display: flex; align-items: center; gap: var(--space-2); }
.s-head__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-style: normal;
  font-weight: 700;
  font-size: 0.875rem;
  line-height: 1;
  color: var(--color-dark);
  background: var(--color-highlight);
  border-radius: 999px;
  padding: 0.5em 0.85em;
  box-shadow: 0 4px 18px rgba(249, 172, 36, 0.26);
}
.s-head__title h2 { margin: 0; }
.s-head__title .eyebrow {
  display: block;
  margin-bottom: var(--space-1);
  color: var(--fg-3);
}
.surface-dark .s-head__title .eyebrow { color: rgba(247, 243, 233, 0.55); }