/* ==========================================================================
   Dead Colour — holding page
   Mobile-first. Breakpoints match the Figma frames:
   mobile < 768 (frame 393) · tablet 768–1279 (frame 1024) · desktop ≥ 1280 (frame 1920)
   ========================================================================== */

/* Fonts ------------------------------------------------------------------ */

@font-face {
  font-family: "PP Neue Montreal";
  src: url("../Fonts/PPNeueMontreal-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PP Neue Montreal";
  src: url("../Fonts/PPNeueMontreal-Semibold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "PP Monument Extended";
  src: url("../Fonts/PPMonumentExtended-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* Tokens ----------------------------------------------------------------- */

:root {
  /* Colour */
  /* Palette — "Concrete · Hi-Vis". The concrete greys drive the background
     (js/gradient.js). The logo and copy rest in black; on load they arrive
     in hi-vis and fade to black once settled (main.js). */
  --color-concrete-dark: #6e6c68;
  --color-concrete: #a3a19c;
  --color-concrete-light: #b9b7b2;
  --color-concrete-pale: #dcdad5;        /* bright tone of the same grey — panel */
  --color-hivis: #e6ff00;

  --color-brand: var(--color-concrete);  /* flat fallback behind the gradient */
  --color-ink: #000;
  --color-panel-ink: #000;               /* launch panel copy, link + underline */
  --color-paper: #fff;
  /* Launch panel: pale concrete at rest, hi-vis on hover */
  --panel-rest-bg: var(--color-concrete-pale);
  --panel-hover-bg: var(--color-hivis);
  --panel-hover-ink: #000;

  /* Type families */
  --font-display: "PP Monument Extended", "Helvetica Neue", Arial, sans-serif;
  --font-body: "PP Neue Montreal", "Helvetica Neue", Arial, sans-serif;

  /* Spacing scale — 8pt, with 4pt half-steps for tight UI */
  --space-4: 0.25rem;
  --space-12: 0.75rem;
  --space-16: 1rem;
  --space-24: 1.5rem;
  --space-28: 1.75rem;
  --space-32: 2rem;
  --space-40: 2.5rem;
  --space-48: 3rem;
  --space-56: 3.5rem;
  --space-64: 4rem;
  --space-72: 4.5rem;
  --space-80: 5rem;
  --space-88: 5.5rem;
  --space-96: 6rem;
  --space-104: 6.5rem;
  --space-128: 8rem;
  --space-200: 12.5rem;

  /* Grid (Figma layout grid) */
  --grid-columns: 6;
  --grid-gutter: 12px;
  --grid-margin: 24px;

  /* Type scale — fluid. Each size scales linearly from the mobile value at
     a 393px viewport to the desktop value at 1920px, clamped either side.
     (Desktop values are 90% of the Figma desktop frame.) */
  --text-display: clamp(1.5rem, 1.351rem + 0.6067vw, 2.079rem);     /* 24 → 33.26 */
  --text-label: clamp(0.8392rem, 0.8219rem + 0.0703vw, 0.9064rem);  /* 13.43 → 14.5 */
  --text-lead: clamp(1.25rem, 1.1664rem + 0.3405vw, 1.575rem);      /* 20 → 25.2 */
  --text-body: clamp(1rem, 0.9968rem + 0.0131vw, 1.0125rem);        /* 16 → 16.2 */
  --text-small: clamp(0.75rem, 0.7404rem + 0.0393vw, 0.7875rem);    /* 12 → 12.6 */

  /* Layout rhythm — mobile */
  --page-top: var(--space-24);
  --page-bottom: var(--space-24);
  --header-gap: 0;               /* note → logo */
  --hero-gap: var(--space-72);   /* logo → intro */
  --title-gap: var(--space-16);  /* heading → lead */
  --copy-gap: var(--space-24);   /* lead → CTA */
  --intro-gap: var(--space-64);  /* CTA → launch panel */
  --footer-gap: var(--space-56); /* launch panel → footer */
  --panel-top: var(--space-32);
  --panel-inset: 0;
  --panel-media-top: var(--space-40);
  --panel-overhang: var(--space-56);
  --stack-gap: var(--space-40);  /* label → artist, artist → artwork */
  --info-gap: var(--space-12);   /* artist copy → shop link */
  --avatar-size: 5.5rem;         /* 88 */
  --rule: 1.5px;                 /* link underline weight */
}

@media (min-width: 768px) {
  :root {
    --grid-columns: 12;
    --grid-gutter: 20px;
    --grid-margin: 60px;

    --page-top: var(--space-40);
    --page-bottom: var(--space-40);
    --header-gap: var(--space-80);
    --hero-gap: var(--space-96);
    --title-gap: var(--space-48);
    --copy-gap: var(--space-40);
    --intro-gap: var(--space-88);
    --footer-gap: var(--space-64);
    --panel-top: var(--space-32);
    --panel-inset: var(--space-32);
    --panel-media-top: var(--space-80);
    --panel-bottom: var(--space-104);
    --panel-gap-min: var(--space-48);  /* min space between label row and avatar */
    --stack-gap: var(--space-32);
    --info-gap: var(--space-16);
    --avatar-size: 7.8125rem;    /* 125 */
    --rule: 2px;
    /* the artwork keeps a fixed size (459px tall) — the artist block beside
       it takes up the change in width */
    --media-w: 23.2875rem;       /* 372.6 × 459 */
  }
}

/* Desktop: the page fits the viewport, so the logo area flexes instead of
   using fixed header/hero gaps. Copy gaps scale linearly from the tablet
   values (at 1024) and land on the Figma desktop values at 1920. */
@media (min-width: 1280px) {
  :root {
    --grid-margin: 30px;
    /* the whole page (grid, panel, artwork) stops growing at 1920px */
    --page-max: 1920px;

    /* minimum space above and below the logo — clears the note at the top */
    --logo-pad: var(--space-80);
    --panel-media-top: var(--space-64);
    /* artist block inset from the panel's left edge: the label inset (32)
       at 1280, growing to one column + gutter (column 8) at 1920 */
    --panel-content-x: clamp(var(--space-32), 19.48vw - 13.58rem, 9.79rem);
    /* tighter panel so the logo gets more room within one screen */
    --media-w: 20.8rem;          /* 333 × 410 */
    --avatar-size: 6.625rem;     /* 106 — 125 less ~15% */
    --panel-bottom: var(--space-80);
    --panel-gap-min: var(--space-32);
    --footer-gap: var(--space-40);
    --title-gap: clamp(var(--space-48), 1.8571rem + 1.7857vw, var(--space-64));
    --copy-gap: clamp(var(--space-40), 1.3571rem + 1.7857vw, var(--space-56));
  }
}

/* Base ------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--color-brand);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--text-body);
  line-height: 1.29;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

h1,
h2,
p {
  margin: 0;
}

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

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* Animated background (js/gradient.js). Fixed behind everything; fades in
   over the body's flat purple once the first frame has rendered. Sized to
   the large viewport so mobile toolbar show/hide doesn't resize it. */
.bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  z-index: -1;
  display: block;
  width: 100%;
  height: 100lvh;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.bg-canvas.is-visible {
  opacity: 1;
}

/* The page arrives from black (main.js fades it up, then adds .is-revealed) */
@media (prefers-reduced-motion: no-preference) {
  .js:not(.is-revealed) body {
    background-color: #000;
  }
}

/* Hide animated elements until GSAP has set their start state (no flash).
   The inline head script removes this after 3s as a failsafe. */
.js:not(.is-ready) [data-anim] {
  visibility: hidden;
}

/* Page grid --------------------------------------------------------------
   Lines: 1 = full-start · 2 = column 1 · (n + 1) = column n · -2 = content-end · -1 = full-end
   The outer tracks absorb the margin minus one gutter, so column 1 sits
   exactly --grid-margin from the viewport edge. */

.page {
  display: grid;
  grid-template-columns:
    [full-start] calc(var(--grid-margin) - var(--grid-gutter))
    [content-start] repeat(var(--grid-columns), minmax(0, 1fr))
    [content-end] calc(var(--grid-margin) - var(--grid-gutter))
    [full-end];
  column-gap: var(--grid-gutter);
  min-height: 100svh;
}

@media (min-width: 1280px) {
  .page {
    max-width: var(--page-max);
    margin-inline: auto;
    /* one screen tall; short windows fall back to a min height and scroll */
    min-height: max(100svh, 45rem);
    grid-template-rows: 1fr auto auto;
  }
}

/* Typography ------------------------------------------------------------- */

.t-display {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-display);
  line-height: 1.25;
  letter-spacing: 0;
  text-transform: uppercase;
}

.t-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-label);
  line-height: 1.09;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.t-lead {
  font-size: var(--text-lead);
  line-height: 1.25;
  letter-spacing: 0.03em;
}

.t-small {
  font-size: var(--text-small);
  line-height: 1.29;
  letter-spacing: 0.02em;
}

/* Underlined CTA link: semibold label + a ruled line drawn 5px below */
.link {
  position: relative;
  display: inline-block;
  padding-bottom: calc(var(--space-4) + var(--rule));
  font-weight: 600;
  text-decoration: none;
}

.link__rule {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--rule);
  background: currentColor;
  transform-origin: left center;
}

@media (max-width: 767px) {
  .link {
    padding-bottom: calc(2px + var(--rule));
  }
}

/* Header ----------------------------------------------------------------- */

.site-header {
  grid-column: content;
  grid-row: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding-top: var(--page-top);
}

.site-note {
  font-weight: 600;
  text-align: right;
  /* Figma places the 2-line note's line box 6px above the logo on mobile */
  margin-top: -6px;
}

.site-logo {
  width: 10.4375rem; /* 167 — stacked lockup */
  color: var(--color-ink);
}

.site-logo svg {
  width: 100%;
  height: auto;
  overflow: hidden;
}

.site-logo__full {
  display: none;
  /* resting size: the logo steps back to 70% after the intro (main.js) */
  transform: scale(0.7);
  transform-origin: 50% 50%;
}

@media (min-width: 768px) {
  .site-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--header-gap);
  }

  .site-note {
    align-self: flex-end;
    margin-top: 0;
  }

  .site-note br {
    display: none;
  }

  .site-logo {
    order: 1;
    width: 100%;
  }

  .site-logo__full {
    display: block;
  }

  .site-logo__stacked {
    display: none;
  }
}

@media (min-width: 1280px) {
  /* The note sits over the logo area rather than above it, so the logo is
     centred between the top of the window and the intro/panel. */
  .site-header {
    position: relative;
    gap: 0;
    padding-top: 0;
  }

  .site-note {
    position: absolute;
    top: var(--page-top);
    right: 0;
  }

  .site-logo {
    flex: 1;
    display: flex;
    align-items: center;
    padding-block: var(--logo-pad);
  }
}

/* Intro ------------------------------------------------------------------ */

.intro {
  grid-column: content;
  grid-row: 2;
  padding-top: var(--hero-gap);
}

.intro__title .line {
  display: block;
  overflow: clip;
  /* room for descenders/diacritics while the mask clips the reveal */
  padding-block: 0.04em;
  margin-block: -0.04em;
}

.intro__title .line > span {
  display: block;
}

.intro__lead {
  margin-top: var(--title-gap);
}

.intro__cta {
  margin-top: var(--copy-gap);
}

@media (min-width: 768px) {
  .intro__lead {
    max-width: 30em; /* 840 at the Figma tablet size */
  }
}

@media (min-width: 1280px) {
  .intro {
    /* columns 1–6, on the page margin */
    grid-column: 2 / 8;
    padding-top: 0;
  }

  .intro__lead {
    max-width: 20.85em; /* 525 at 1920 */
  }
}

/* Launch panel ----------------------------------------------------------
   A subgrid of the page so artist + artwork snap to the same columns. */

.launch {
  grid-column: full;
  grid-row: 3;
  margin-top: var(--intro-gap);
  display: grid;
  grid-template-columns: subgrid;
  grid-template-rows: auto auto auto;
  align-items: start;
  color: var(--color-panel-ink);
  text-decoration: none;
  /* --panel-bg is tweened to the hover colour in main.js */
  --panel-bg: var(--panel-rest-bg);
  /* Mobile: the artwork overhangs the white panel into the footer area */
  background:
    linear-gradient(var(--panel-bg), var(--panel-bg))
    top left / 100% calc(100% - var(--panel-overhang)) no-repeat;
}

.launch:focus-visible {
  outline-offset: -6px;
}

.launch__label {
  grid-column: 2 / -2;
  color: #000;
  grid-row: 1;
  padding-top: var(--panel-top);
  padding-left: var(--panel-inset);
}

.launch__avatar {
  grid-column: 2 / 4;
  grid-row: 2;
  /* mobile: right-aligned so it sits up against the artist copy */
  justify-self: end;
  margin-top: var(--stack-gap);
  width: var(--avatar-size);
  height: var(--avatar-size);
  border-radius: 50%;
  overflow: hidden;
  /* keeps the circular mask while the photo scales (Safari) */
  isolation: isolate;
}

.launch__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.launch__info {
  grid-column: 4 / -2;
  grid-row: 2;
  margin-top: var(--stack-gap);
}

.launch__text strong {
  font-weight: 600;
}

.launch__info .link {
  margin-top: var(--info-gap);
}

.launch__media {
  grid-column: 4 / -1;
  grid-row: 3;
  margin: var(--stack-gap) 0 0;
  overflow: hidden;
}

.launch__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 414 / 510;
  object-fit: cover;
}

@media (min-width: 768px) {
  .launch {
    /* column 1 → right viewport edge */
    grid-column: 2 / full-end;
    grid-template-rows:
      var(--panel-media-top)
      minmax(var(--panel-gap-min), 1fr)
      auto
      auto
      var(--panel-bottom);
    align-items: start;
    background: var(--panel-bg);
  }

  .launch__label {
    grid-column: 1 / -1;
  }

  .launch__avatar,
  .launch__info {
    /* from column 3 up to the artwork */
    grid-column: 3 / -1;
    margin-right: calc(var(--media-w) + var(--space-32));
  }

  .launch__avatar {
    grid-row: 3;
    justify-self: start;
    margin-top: 0;
  }

  .launch__info {
    grid-row: 4;
    max-width: 14.25em; /* ~254 */
    margin-top: var(--stack-gap);
  }

  .launch__media {
    /* fixed size, flush right on the panel's bottom edge */
    grid-column: 1 / -1;
    grid-row: 2 / -1;
    justify-self: end;
    align-self: end;
    width: var(--media-w);
    margin-top: 0;
  }
}

@media (min-width: 1280px) {
  .launch {
    /* columns 7–12 + bleed; spans intro and footer rows */
    grid-column: 8 / full-end;
    grid-row: 2 / 4;
    margin-top: 0;
  }

  .launch__avatar,
  .launch__info {
    grid-column: 1 / -1;
    margin-left: var(--panel-content-x);
  }
}

/* Footer ----------------------------------------------------------------- */

.site-footer {
  grid-column: content;
  grid-row: 4;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-top: var(--footer-gap);
  padding-bottom: var(--page-bottom);
}

.site-footer__meta {
  display: flex;
  flex-direction: column-reverse;
  gap: var(--space-4);
}

.site-footer__meta a {
  text-underline-offset: 0.12em;
  text-decoration-thickness: 1px;
}

.site-footer__logo {
  display: block;
  width: 10rem; /* 160 */
  aspect-ratio: 1800 / 222;
  margin-bottom: 3px;
  /* the SVG as a mask, filled with the footer's text colour (the logo
     colour, animated with it on load) */
  background-color: currentColor;
  -webkit-mask: url("../Assets/DC%20Logo%20-%20Full.svg") center / contain no-repeat;
  mask: url("../Assets/DC%20Logo%20-%20Full.svg") center / contain no-repeat;
}

@media (min-width: 768px) {
  .site-footer__meta {
    flex-direction: row;
    gap: var(--space-28);
  }
}

@media (min-width: 1280px) {
  .site-footer__logo {
    display: none;
  }

  .site-footer {
    /* columns 1–6, pinned to the bottom beside the panel */
    grid-column: 2 / 8;
    grid-row: 3;
    align-self: end;
    padding-top: var(--footer-gap);
  }
}

/* Policy page (privacy.html) ---------------------------------------------
   A plain document page: logo/home link, the policy on a pale concrete
   panel (same tone as the launch panel), then the standard footer. Not
   one screen tall like the homepage, so it opts out of the desktop rows. */

.page--policy {
  grid-template-rows: auto 1fr auto;
}

.policy-header {
  grid-column: content;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-24);
  padding-top: var(--page-top);
}

.policy-header__logo {
  display: block;
  width: 10rem; /* 160 — matches the footer lockup */
  aspect-ratio: 1800 / 222;
  background-color: var(--color-ink);
  -webkit-mask: url("../Assets/DC%20Logo%20-%20Full.svg") center / contain no-repeat;
  mask: url("../Assets/DC%20Logo%20-%20Full.svg") center / contain no-repeat;
}

.policy {
  grid-column: content;
  align-self: start;
  margin-top: var(--space-48);
  padding: var(--space-32) var(--space-24);
  background: var(--color-concrete-pale);
}

.policy__title {
  margin-bottom: var(--space-32);
}

.policy__body {
  max-width: 42em;
  line-height: 1.5;
}

.policy__body strong {
  font-weight: 600;
}

.policy__body a {
  text-underline-offset: 0.12em;
  text-decoration-thickness: 1px;
}

.page--policy .site-footer {
  grid-column: content;
  grid-row: auto;
}

@media (min-width: 768px) {
  .policy {
    margin-top: var(--space-64);
    padding: var(--space-56) var(--space-64);
  }

  .policy__title {
    margin-bottom: var(--space-48);
  }
}

@media (min-width: 1280px) {
  .page--policy {
    min-height: 100svh;
  }

  .policy {
    /* columns 1–8 */
    grid-column: 2 / 10;
    padding: var(--space-72) var(--space-80);
  }

  .page--policy .site-footer {
    grid-column: content;
    grid-row: auto;
    align-self: end;
  }

  .page--policy .site-footer__logo {
    display: block;
  }
}