/* ------------------------------------------------------------------
   Vesper - vesper.me.uk
   White paper, black ink. A quiet nod to a certain agent.
------------------------------------------------------------------ */

:root {
  --ink: #0b0b0b;
  --paper: #ffffff;
  --grey: #6f6f6f;
  --grey-light: #9c9c9c;
  --hairline: #141414;
  --rule: #e7e7e7;
  --stamp: #b3122e;
  --font-body: "Jost", "Futura", "Century Gothic", system-ui, sans-serif;
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

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

.site-header {
  border-bottom: 1px solid var(--hairline);
  animation: fade-in 0.6s ease both;
}

.header-inner,
.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 1.05rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.wordmark {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
  font-size: 1.5rem;
  line-height: 1;
  transition: opacity 0.25s ease;
}
.wordmark:hover { opacity: 0.6; }
.wordmark-dot { color: var(--grey-light); }

.site-nav { display: flex; gap: 1.9rem; }
.site-nav a {
  position: relative;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  padding: 0.25rem 0;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.site-nav a:hover::after,
.site-nav a:focus-visible::after { transform: scaleX(1); }

/* Hero ------------------------------------------------------------ */

.site-main {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 1.75rem;
}

.hero {
  padding: clamp(3.5rem, 9vh, 6.5rem) 0 3.6rem;
  animation: rise 0.7s ease 0.05s both;
}

.hero-kicker {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--grey);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(4.2rem, 13vw, 8.5rem);
  line-height: 0.9;
  letter-spacing: -0.01em;
}

.hero-sub {
  margin-top: 1.6rem;
  font-weight: 300;
  font-size: 1.02rem;
  color: #3c3c3c;
}

.hero-rule {
  display: block;
  width: 130px;
  margin-top: 2.3rem;
  border-top: 1px solid var(--hairline);
  position: relative;
}
.hero-rule::after {
  content: "";
  position: absolute;
  top: -6px;
  left: 0;
  width: 9px;
  height: 9px;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  background: var(--paper);
}

/* Projects --------------------------------------------------------- */

.projects { padding: 0.5rem 0 5.5rem; }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 0.8rem;
  margin-bottom: 1.1rem;
}
.section-head h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 600;
  font-size: 2rem;
  line-height: 1.1;
}
.section-note {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--grey);
  white-space: nowrap;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(200px, 42vw), 1fr));
  gap: 14px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  aspect-ratio: 1 / 1;
  padding: 1.05rem 1.1rem;
  border: 1px solid var(--hairline);
  background: var(--paper);
  color: var(--ink);
  overflow: hidden;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
  animation: card-in 0.55s cubic-bezier(0.2, 0.7, 0.3, 1) both;
  animation-delay: calc(var(--i) * 55ms);
}
.card:hover,
.card:focus-visible {
  background: var(--ink);
  color: #ffffff;
  transform: translateY(-4px);
}
.card:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }

.card-no {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.25em;
  color: var(--grey-light);
  transition: color 0.3s ease;
}
.card:hover .card-no,
.card:focus-visible .card-no { color: #8f8f8f; }

.card-ring {
  position: absolute;
  top: 1.05rem;
  right: 1.1rem;
  width: 11px;
  height: 11px;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  transform: scale(0);
  transition: transform 0.4s cubic-bezier(0.2, 0.9, 0.3, 1.35), border-color 0.3s ease;
}
.card:hover .card-ring,
.card:focus-visible .card-ring {
  transform: scale(1);
  border-color: #ffffff;
}

.card-body { display: block; }
.card-title {
  display: block;
  font-weight: 500;
  font-size: 1.08rem;
  letter-spacing: 0.01em;
}
.card-sub {
  display: -webkit-box;
  -webkit-line-clamp: 6;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-top: 0.3rem;
  font-size: 0.8rem;
  font-weight: 300;
  color: #5a5a5a;
  transition: color 0.3s ease;
}
.card:hover .card-sub,
.card:focus-visible .card-sub { color: #b5b5b5; }

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

.site-footer { border-top: 1px solid var(--hairline); }
.footer-inner {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--grey);
}

/* About - the file that is for your eyes only ---------------------- */

.page-about.running { overflow: hidden; }

.eyes-only {
  position: fixed;
  right: 1.6rem;
  bottom: 1.15rem;
  z-index: 5;
  background: none;
  border: 0;
  padding: 0.35rem 0.15rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.98rem;
  color: #b9b9b9;
  transition: color 0.3s ease;
}
.eyes-only:hover,
.eyes-only:focus-visible { color: var(--ink); }
.page-about.running .eyes-only,
.page-about.revealed .eyes-only { visibility: hidden; pointer-events: none; }

.dossier {
  max-width: 620px;
  margin: 0 auto;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4.5rem 1.5rem;
  opacity: 0;
  visibility: hidden;
}
.page-about.revealed .dossier {
  visibility: visible;
  animation: dossier-in 0.8s cubic-bezier(0.2, 0.7, 0.3, 1) 0.1s both;
}

.stamp {
  align-self: flex-start;
  transform: rotate(-4deg);
  border: 2px solid var(--stamp);
  color: var(--stamp);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  padding: 0.32rem 0.55rem 0.32rem 0.9rem;
  margin-bottom: 2.1rem;
}

.dossier-name {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(3.4rem, 9vw, 5.2rem);
  line-height: 0.95;
  outline: none;
}
.dossier-role {
  margin-top: 0.7rem;
  font-weight: 300;
  color: #3d3d3d;
}

.dossier-facts {
  margin-top: 2.4rem;
  border-top: 1px solid var(--hairline);
}
.dossier-facts > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.72rem 0.1rem;
  border-bottom: 1px solid var(--rule);
}
.dossier-facts dt {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--grey);
  white-space: nowrap;
}
.dossier-facts dd {
  font-size: 0.92rem;
  text-align: right;
}

.dossier-line {
  margin-top: 1.9rem;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--grey);
}

.dossier-actions {
  margin-top: 2.4rem;
  display: flex;
  flex-wrap: wrap;
  gap: 2.2rem;
}
.dossier-actions a,
.dossier-actions button {
  background: none;
  border: 0;
  border-bottom: 1px solid var(--ink);
  padding: 0 0 0.28rem;
  cursor: pointer;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: opacity 0.25s ease;
}
.dossier-actions a:hover,
.dossier-actions button:hover,
.dossier-actions a:focus-visible,
.dossier-actions button:focus-visible { opacity: 0.55; }

/* The sequence overlay ---------------------------------------------- */

.sequence-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: #000000;
  display: none;
  opacity: 1;
  transition: opacity 0.35s ease;
  cursor: pointer;
}
.sequence-overlay.on { display: block; }
.sequence-overlay.done { opacity: 0; }
.sequence-overlay canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Keyframes --------------------------------------------------------- */

@keyframes fade-in { from { opacity: 0; } }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } }
@keyframes card-in { from { opacity: 0; transform: translateY(14px); } }
@keyframes dossier-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

/* Small screens ------------------------------------------------------ */

@media (max-width: 560px) {
  .header-inner,
  .footer-inner { padding: 0.95rem 1rem; }
  .site-main { padding: 0 1rem; }
  .site-nav { gap: 1.2rem; }
  .hero-sub br { display: none; }
  .card { aspect-ratio: 1 / 1.06; padding: 0.95rem 1rem; }
  .card-ring { top: 0.95rem; right: 1rem; }
  .card-sub { font-size: 0.72rem; -webkit-line-clamp: 5; }
  .eyes-only { right: 1rem; bottom: 0.9rem; }
}

/* Reduced motion ----------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .site-header,
  .hero,
  .card { animation: none; }
  .card,
  .card:hover,
  .card:focus-visible { transform: none; }
  .page-about.revealed .dossier { animation: none; opacity: 1; }
}