/* self-hosted fonts — no third-party requests, no extension substitution */
@font-face {
  font-family: "Instrument Serif";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/instrument-serif-400.woff2") format("woff2");
}
@font-face {
  font-family: "Instrument Serif";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/instrument-serif-400-italic.woff2") format("woff2");
}
@font-face {
  font-family: "Geist";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/geist-400.woff2") format("woff2");
}
@font-face {
  font-family: "Geist";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/geist-500.woff2") format("woff2");
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/jetbrains-mono-400.woff2") format("woff2");
}

/* design tokens — light mode (default) */
:root {
  --color-cream: #F7F2E9;
  --color-ink: #1B1814;
  --color-terracotta: #B85B3C;
  --color-stone: #EFE8DC;
  --color-mist: #D9D0BF;

  --bg-page: var(--color-cream);
  --bg-manifesto: var(--color-stone);
  --bg-footer: var(--color-ink);
  --fg-primary: var(--color-ink);
  --fg-on-footer: var(--color-cream);
  --accent: var(--color-terracotta);
  --border: var(--color-mist);

  --font-display: "Instrument Serif", Georgia, "Times New Roman", serif;
  --font-sans: "Geist", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
}

/* dark mode — activated via system preference */
@media (prefers-color-scheme: dark) {
  :root {
    --color-cream: #F7F2E9;
    --color-ink: #1B1814;
    --color-terracotta-dark: #D8714E;
    --color-soot: #2A251F;
    --color-smoke: #3A332B;

    --bg-page: var(--color-ink);
    --bg-manifesto: var(--color-soot);
    --bg-footer: var(--color-smoke);
    --fg-primary: var(--color-cream);
    --fg-on-footer: var(--color-cream);
    --accent: var(--color-terracotta-dark);
    --border: var(--color-smoke);
  }
}

* { box-sizing: border-box; }

html {
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg-page);
  color: var(--fg-primary);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

main { display: block; }

/* sections — each fills a viewport and snaps */
.hero,
.manifesto,
.crafts,
.footer {
  min-height: 100svh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 4rem 2rem;
}
.hero {
  background: var(--bg-page);
  text-align: center;
  position: relative;
}
.crafts {
  background: var(--bg-page);
  text-align: center;
}
.manifesto {
  background: var(--bg-manifesto);
  border-top: 0.5px solid var(--border);
  border-bottom: 0.5px solid var(--border);
  text-align: center;
}

/* on short viewports, let content breathe rather than forcing snap */
@media (max-height: 600px) {
  html { scroll-snap-type: none; }
  .hero, .manifesto, .crafts, .footer { min-height: auto; padding: 4rem 2rem; }
}

/* respect reduced motion: no smooth scroll */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; scroll-snap-type: none; }
  .hero, .manifesto, .crafts, .footer { min-height: auto; }
}

/* hero */
.stamp {
  font-family: var(--font-mono);
  font-size: clamp(10px, 0.85vw, 13px);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-primary);
  opacity: 0.4;
  margin: 0 0 clamp(2rem, 5vh, 4rem) 0;
}
.wordmark {
  font-family: var(--font-display);
  font-size: clamp(64px, 8vw, 144px);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 0.9;
  margin: 0;
  color: var(--fg-primary);
}
.descriptor {
  font-family: var(--font-sans);
  font-size: clamp(12px, 1vw, 16px);
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  padding-left: 0.32em;
  color: var(--fg-primary);
  opacity: 0.7;
  margin: clamp(1rem, 2vh, 1.75rem) 0 0 0;
}
.rule {
  border: 0;
  height: 1px;
  background: var(--accent);
  display: block;
  margin: clamp(2rem, 4vh, 3.5rem) auto clamp(1.5rem, 3vh, 2.5rem);
}
.rule-32 { width: clamp(32px, 3vw, 48px); }
.rule-24 { width: clamp(24px, 2.2vw, 36px); margin: clamp(1.75rem, 3.5vh, 2.5rem) auto; }
.subhead {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 36px);
  font-style: italic;
  font-weight: 400;
  color: var(--fg-primary);
  opacity: 0.85;
  margin: 0;
}
.cta {
  display: inline-block;
  margin-top: clamp(2rem, 4vh, 3.25rem);
  font-family: var(--font-sans);
  font-size: clamp(12px, 0.9vw, 15px);
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 0.5px solid var(--fg-primary);
  padding: 0 0 6px 0.32em;
  color: var(--fg-primary);
  transition: letter-spacing 220ms ease, color 220ms ease, border-color 220ms ease;
}
.cta:hover,
.cta:focus-visible {
  letter-spacing: 0.30em;
  color: var(--accent);
  border-bottom-color: var(--accent);
  outline: none;
}

/* manifesto */
.manifesto-inner {
  max-width: clamp(420px, 36vw, 640px);
  margin: 0 auto;
}
.trio {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 38px);
  font-style: italic;
  font-weight: 400;
  line-height: 1.55;
  color: var(--fg-primary);
  opacity: 0.9;
}
.trio > div { margin: 0; }
.context {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.1vw, 19px);
  line-height: 1.7;
  color: var(--fg-primary);
  opacity: 0.85;
  margin: 0;
}

/* crafts */
.subtitle {
  font-family: var(--font-mono);
  font-size: clamp(10px, 0.85vw, 13px);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-primary);
  opacity: 0.4;
  margin: 0 auto clamp(2.5rem, 5vh, 4rem);
  text-align: center;
}
.crafts-list {
  max-width: clamp(420px, 34vw, 600px);
  margin: 0 auto;
  text-align: left;
}
.craft {
  margin-bottom: clamp(2rem, 3.5vh, 3.5rem);
  padding-bottom: clamp(1.5rem, 3vh, 3rem);
  border-bottom: 0.5px solid var(--border);
}
.craft:last-child { border-bottom: none; padding-bottom: 0; margin-bottom: 0; }
.craft-label {
  font-family: var(--font-sans);
  font-size: clamp(11px, 0.9vw, 14px);
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--accent);
  padding-left: 0.32em;
  margin: 0 0 clamp(0.75rem, 1.5vh, 1.25rem) 0;
}
.craft-body {
  font-family: var(--font-sans);
  font-size: clamp(15px, 1.1vw, 18px);
  line-height: 1.65;
  color: var(--fg-primary);
  margin: 0;
}
.craft-products {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-primary);
  opacity: 0.55;
  margin: 1rem 0 0 0;
}

/* footer */
.footer {
  background: var(--bg-footer);
  color: var(--fg-on-footer);
  text-align: center;
  padding: 3.5rem 2rem 2.5rem;
}
.footer-wordmark {
  font-family: var(--font-display);
  font-size: clamp(22px, 1.8vw, 32px);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--fg-on-footer);
  margin: 0;
}
.footer-descriptor {
  font-family: var(--font-sans);
  font-size: clamp(10px, 0.85vw, 13px);
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--fg-on-footer);
  opacity: 0.55;
  padding-left: 0.32em;
  margin: 0.75rem 0 0 0;
}
.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(1rem, 1.5vw, 1.75rem);
  margin-top: clamp(1.5rem, 3vh, 2.5rem);
}
.footer-links a {
  font-family: var(--font-sans);
  font-size: clamp(13px, 1vw, 16px);
  color: var(--fg-on-footer);
  opacity: 0.85;
  text-decoration: none;
  border-bottom: 0.5px solid rgba(247, 242, 233, 0.25);
  padding-bottom: 2px;
  transition: opacity 200ms ease, border-color 200ms ease;
}
.footer-links a:hover,
.footer-links a:focus-visible {
  opacity: 1;
  border-bottom-color: rgba(247, 242, 233, 0.6);
  outline: none;
}
.footer-links .dot {
  color: var(--fg-on-footer);
  opacity: 0.3;
}
.footer-stamp {
  font-family: var(--font-mono);
  font-size: clamp(10px, 0.85vw, 12px);
  letter-spacing: 0.1em;
  color: var(--fg-on-footer);
  opacity: 0.4;
  margin: clamp(1.5rem, 2.5vh, 2.25rem) 0 0 0;
}

/* scroll cue — a dot travelling down a thin terracotta line */
.scroll-cue {
  position: absolute;
  bottom: clamp(1.5rem, 4vh, 3rem);
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: clamp(28px, 4vh, 40px);
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  pointer-events: none;
}
.scroll-cue::before {
  content: "";
  position: absolute;
  top: 0;
  left: -2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  animation: scrollCue 2.4s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}
@keyframes scrollCue {
  0%   { transform: translateY(-2px); opacity: 0; }
  20%  { opacity: 1; }
  85%  { opacity: 1; }
  100% { transform: translateY(calc(clamp(28px, 4vh, 40px) - 3px)); opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .scroll-cue::before { animation: none; opacity: 0.7; top: 50%; transform: translate(-2px, -50%); }
}

/* small mobile guard: tighten section padding */
@media (max-width: 480px) {
  .hero, .manifesto, .crafts, .footer { padding: 3rem 1.5rem; }
}

/* subtle entrance animations — triggered by IntersectionObserver */
@media (prefers-reduced-motion: no-preference) {
  .hero, .manifesto, .crafts, .footer {
    opacity: 0;
    transform: translateY(12px);
    transition:
      opacity 800ms cubic-bezier(0.22, 0.9, 0.32, 1),
      transform 800ms cubic-bezier(0.22, 0.9, 0.32, 1);
  }
  .hero.is-visible,
  .manifesto.is-visible,
  .crafts.is-visible,
  .footer.is-visible {
    opacity: 1;
    transform: translateY(0);
  }

  .rule {
    transform-origin: center;
    transform: scaleX(0);
    opacity: 0;
    transition:
      transform 900ms cubic-bezier(0.22, 0.9, 0.32, 1),
      opacity 900ms cubic-bezier(0.22, 0.9, 0.32, 1);
    transition-delay: 250ms;
  }
  .is-visible .rule {
    transform: scaleX(1);
    opacity: 1;
  }
}