/* ============================================================
   Ammolite shared chrome — tokens, reset, cursor/grain/candle,
   preloader, nav, buttons, section scaffolding, marquee,
   manifesto, footer + contact form. Loaded on every page.
   Page-specific layout (hero, work cards, suite grid) stays
   inline in each page's own <style> block.
   ============================================================ */

:root {
  /* candlelit study: espresso, cream, antique gold */
  --bg: oklch(19% 0.018 65);
  --bg-raise: oklch(23% 0.022 65);
  --ink: oklch(92% 0.028 85);
  --ink-dim: oklch(64% 0.035 72);
  --accent: oklch(76% 0.105 75);
  --hairline: oklch(32% 0.025 65);
  --font-sans: "Lora", Georgia, serif;
  --font-serif: "Instrument Serif", serif;
  --font-mono: "Courier Prime", "Courier New", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: auto; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--bg); }

/* ---------- grain ---------- */
.grain {
  position: fixed; inset: -50%;
  width: 200%; height: 200%;
  pointer-events: none; z-index: 60;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 0.7s steps(2) infinite;
}

/* candlelight vignette */
.vignette {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 55;
  background: radial-gradient(115% 90% at 50% 42%, transparent 52%, oklch(13% 0.02 65 / 0.55));
}
@keyframes grain {
  0% { transform: translate(0,0); }
  50% { transform: translate(-1.5%, 1%); }
  100% { transform: translate(1%, -1.5%); }
}
@media (prefers-reduced-motion: reduce) {
  .grain { animation: none; }
}

/* ---------- cursor ---------- */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 100;
  border-radius: 50%;
  will-change: transform;
}
.cursor-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  margin: -3px 0 0 -3px;
}
.cursor-ring {
  width: 34px; height: 34px;
  margin: -17px 0 0 -17px;
  border: 1px solid color-mix(in oklch, var(--ink) 35%, transparent);
  transition: width .35s ease, height .35s ease, margin .35s ease, border-color .35s ease, background-color .35s ease;
}
body.cursor-hover .cursor-ring {
  width: 64px; height: 64px;
  margin: -32px 0 0 -32px;
  border-color: color-mix(in oklch, var(--accent) 70%, transparent);
  background: color-mix(in oklch, var(--accent) 8%, transparent);
}
@media (hover: none), (prefers-reduced-motion: reduce) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* candlelight: a warm pool of light that follows the cursor */
.candle {
  position: fixed; top: 0; left: 0;
  width: 46vmax; height: 46vmax;
  margin: -23vmax 0 0 -23vmax;
  pointer-events: none; z-index: 4;
  border-radius: 50%;
  background: radial-gradient(circle,
    color-mix(in oklch, var(--accent) 42%, transparent) 0%,
    color-mix(in oklch, var(--accent) 12%, transparent) 32%,
    transparent 66%);
  mix-blend-mode: screen;
  opacity: 0;
  will-change: transform, opacity;
}
body.candle-on .candle { opacity: 0.5; transition: opacity .8s ease; }
/* over the home gem, the ring reads as a grabbable handle (home-only classes) */
body.gem-grab .cursor-ring {
  width: 74px; height: 74px; margin: -37px 0 0 -37px;
  border-color: color-mix(in oklch, var(--accent) 80%, transparent);
  background: color-mix(in oklch, var(--accent) 10%, transparent);
}
body.gem-dragging .cursor-ring {
  width: 58px; height: 58px; margin: -29px 0 0 -29px;
  background: color-mix(in oklch, var(--accent) 20%, transparent);
}
@media (hover: none), (prefers-reduced-motion: reduce) {
  .candle { display: none; }
}

/* ---------- preloader ---------- */
.preloader {
  position: fixed; inset: 0; z-index: 90;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
}
.preloader .mark {
  font-family: var(--font-serif); font-style: italic;
  font-size: clamp(3rem, 8vw, 7rem);
  color: var(--ink);
  line-height: 1;
  overflow: hidden;
}
.preloader .mark span { display: inline-block; transform: translateY(110%); }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.6rem clamp(1.4rem, 4vw, 3.5rem);
  opacity: 0;
  transition: background-color .4s ease, backdrop-filter .4s ease;
}
.nav .wordmark {
  font-family: var(--font-serif); font-style: italic;
  font-size: 1.7rem; letter-spacing: 0.01em;
  color: var(--ink); text-decoration: none;
}
.nav-links { display: flex; gap: 2.2rem; }
.nav-links a {
  color: var(--ink-dim); text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.82rem; font-weight: 400;
  letter-spacing: 0.1em; text-transform: uppercase;
  transition: color .3s ease;
}
.nav-links a:hover, .nav-links a.is-active { color: var(--ink); }
@media (max-width: 760px) { .nav-links { display: none; } }
.nav.scrolled {
  background: color-mix(in oklch, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.85rem; font-weight: 400;
  letter-spacing: 0.08em; text-transform: uppercase;
  text-decoration: none;
  padding: 1rem 1.8rem; border-radius: 2px;
  will-change: transform;
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary .arrow { transition: transform .35s cubic-bezier(.22,1,.36,1); }
.btn-primary:hover .arrow { transform: translateX(4px); }
.btn-outline {
  background: transparent; color: var(--ink);
  border: 1px solid var(--hairline);
  transition: border-color .3s ease;
}
.btn-outline:hover { border-color: var(--accent); }

/* ---------- section scaffolding ---------- */
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 0 clamp(1.4rem, 4vw, 3.5rem);
  margin-bottom: clamp(2.5rem, 6vh, 5rem);
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.78rem; font-weight: 400;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-dim);
  display: flex; align-items: center; gap: 0.9rem;
}
.section-label::before {
  content: ""; width: 2.2rem; height: 1px;
  background: var(--accent); display: inline-block;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 5.8vw, 5.4rem);
  font-weight: 400; letter-spacing: -0.01em; line-height: 1.04;
}
.section-title em {
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  color: var(--accent);
}
@media (max-width: 760px) {
  .section-head { flex-direction: column; gap: 0.8rem; align-items: flex-start; }
}

/* ---------- marquee ---------- */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 1.6rem 0;
  position: relative; z-index: 2;
}
.marquee-track {
  display: flex; gap: 3.5rem;
  width: max-content;
  will-change: transform;
  white-space: nowrap;
}
.marquee-track span {
  font-size: clamp(1.6rem, 3.2vw, 2.8rem);
  font-weight: 500; letter-spacing: -0.02em;
  color: var(--ink);
}
.marquee-track span em {
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  color: var(--ink-dim);
}
.marquee-track .dot { color: var(--accent); }

/* ---------- manifesto (reusable "big statement" section) ---------- */
.manifesto {
  padding: clamp(8rem, 22vh, 15rem) clamp(1.4rem, 4vw, 3.5rem);
  max-width: 1200px;
  position: relative; z-index: 2;
}
.manifesto p {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.4vw, 4.2rem);
  font-weight: 400; line-height: 1.2;
  text-wrap: balance;
}
.manifesto p .w { display: inline-block; }
.manifesto p em {
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  color: var(--accent);
}
.manifesto .sig {
  margin-top: 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem; font-weight: 400;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-dim);
}

/* ---------- footer ---------- */
.footer {
  border-top: 1px solid var(--hairline);
  padding: clamp(5rem, 14vh, 9rem) clamp(1.4rem, 4vw, 3.5rem) 2rem;
  position: relative; z-index: 2;
}
.footer .kicker {
  font-family: var(--font-mono);
  font-size: 0.8rem; font-weight: 400;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-dim); margin-bottom: 1.6rem;
}
.footer-cta {
  display: inline-block;
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  font-size: clamp(3.4rem, 11vw, 11rem);
  line-height: 1;
  color: var(--ink); text-decoration: none;
  letter-spacing: -0.01em;
  will-change: transform;
}
.footer-cta .arrow {
  display: inline-block;
  font-style: normal;
  color: var(--accent);
}

.contact-form {
  margin-top: clamp(2.5rem, 6vh, 4rem);
  max-width: 640px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem 2rem;
}
.contact-form input,
.contact-form textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 0.8rem 0;
  border-radius: 0;
  transition: border-color .35s ease, border-bottom-width .2s ease;
}
.contact-form textarea { grid-column: 1 / -1; resize: vertical; }
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--ink-dim); }
.contact-form input:focus,
.contact-form textarea:focus {
  /* thicker, higher-contrast underline stands in for the browser's default
     outline so keyboard focus stays clearly visible without boxing the
     borderless input style */
  outline: none;
  border-bottom-width: 2px;
  border-bottom-color: var(--accent);
  padding-bottom: calc(0.8rem - 1px);
}
.contact-form button {
  grid-column: 1 / -1;
  justify-self: start;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  margin-top: 0.4rem;
}
.hp-field {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.contact-form button:disabled { opacity: 0.5; cursor: default; }
.form-status {
  grid-column: 1 / -1;
  min-height: 1.2em;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
}
.form-status.is-error { color: color-mix(in oklch, var(--accent) 70%, oklch(70% 0.18 25)); }
.form-status.is-ok { color: var(--accent); }
@media (max-width: 560px) { .contact-form { grid-template-columns: 1fr; } }
.footer-grid {
  display: flex; justify-content: space-between; align-items: flex-end;
  margin-top: clamp(4rem, 10vh, 7rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: 0.75rem; font-weight: 400;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-dim);
  gap: 1.5rem; flex-wrap: wrap;
}
.footer-grid a { color: var(--ink-dim); text-decoration: none; transition: color .3s ease; }
.footer-grid a:hover { color: var(--ink); }