/* ============================================================
   Anjuli de Boer — Redesign
   Base tokens + shared components (direction-agnostic)
   ============================================================ */

:root {
  /* Warm neutral scale (anthracite → cream) */
  --ink-900: oklch(0.165 0.006 70);   /* deepest anthracite */
  --ink-800: oklch(0.205 0.007 70);
  --ink-700: oklch(0.26 0.008 70);
  --ink-600: oklch(0.36 0.009 70);
  --ink-500: oklch(0.50 0.010 70);
  --ink-400: oklch(0.62 0.010 75);
  --paper-300: oklch(0.86 0.008 85);
  --paper-200: oklch(0.93 0.008 85);
  --paper-100: oklch(0.962 0.008 85);  /* warm off-white */
  --paper-050: oklch(0.985 0.006 85);

  /* Accent — warm ochre by default; swap via --accent */
  --accent: oklch(0.70 0.108 70);
  --accent-soft: oklch(0.70 0.108 70 / 0.14);

  /* Fonts */
  --serif: "Playfair Display", Georgia, serif;
  --sans: "Raleway", system-ui, -apple-system, sans-serif;

  /* Rhythm */
  --section-y: clamp(5.5rem, 11vw, 11rem);
  --gutter: clamp(1.25rem, 5vw, 6rem);
  --maxw: 1320px;
  --measure: 38rem;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --reveal-dur: 0.9s;

  /* Surfaces — Struktur Hell (warm light) */
  --bg: oklch(0.965 0.008 88);
  --fg: oklch(0.205 0.008 70);
  --fg-muted: oklch(0.46 0.012 72);
  --hairline: color-mix(in oklab, var(--fg) 16%, transparent);
  --surface: oklch(0.93 0.008 88);
  --nav-bg: color-mix(in oklab, oklch(0.965 0.008 88) 82%, transparent);
}

* { box-sizing: border-box; }

html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  font-weight: 400;
  letter-spacing: 0.005em;
  transition: background 0.6s var(--ease), color 0.6s var(--ease);
  overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

h1, h2, h3, h4 { margin: 0; font-weight: 400; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ---- Layout helpers ---- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); position: relative; }
.measure { max-width: var(--measure); }

/* ---- Type primitives ---- */
.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--fg-muted);
  line-height: 1.5;
}
.eyebrow .num { color: var(--accent); font-variant-numeric: tabular-nums; margin-left: 0.5em; white-space: nowrap; }

.display {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.012em;
  text-wrap: balance;
}
.display em { font-style: italic; color: var(--accent); }

.h-xl { font-size: clamp(2.9rem, 7.4vw, 6.6rem); }
.h-lg { font-size: clamp(2.1rem, 4.6vw, 3.9rem); }
.h-md { font-size: clamp(1.55rem, 2.8vw, 2.4rem); }

.lede {
  font-size: clamp(1.12rem, 1.6vw, 1.4rem);
  line-height: 1.6;
  color: color-mix(in oklab, var(--fg) 88%, transparent);
  font-weight: 400;
}

.muted { color: var(--fg-muted); }

/* ---- Buttons / links ---- */
.btn {
  --bw: 1px;
  display: inline-flex;
  align-items: center;
  gap: 0.8em;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 1.05em 1.7em;
  border: var(--bw) solid var(--fg);
  color: var(--fg);
  background: transparent;
  border-radius: 0;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  transition: color 0.5s var(--ease), border-color 0.5s var(--ease);
}
.btn .arrow { transition: transform 0.5s var(--ease); }
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--fg);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease);
  z-index: -1;
}
.btn span, .btn .arrow { position: relative; z-index: 1; }
.btn:hover { color: var(--bg); }
.btn:hover::after { transform: scaleX(1); }
.btn:hover .arrow { transform: translateX(4px); }

.btn--accent { border-color: var(--accent); color: var(--accent); }
.btn--accent::after { background: var(--accent); }
.btn--accent:hover { color: var(--bg); }

.link-underline {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--fg);
  position: relative;
  padding-bottom: 2px;
}
.link-underline::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(1);
  transform-origin: right;
  transition: transform 0.45s var(--ease);
}
.link-underline:hover::after { transform: scaleX(0); transform-origin: left; }
.link-underline .arrow { color: var(--accent); transition: transform 0.45s var(--ease); }
.link-underline:hover .arrow { transform: translateX(5px); }

/* ============================================================
   Navigation
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 80;
  transition: background 0.5s var(--ease), border-color 0.5s var(--ease), padding 0.5s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav__inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(1.1rem, 2vw, 1.7rem) var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.nav.is-scrolled {
  background: var(--nav-bg);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--hairline);
}
.nav.is-scrolled .nav__inner { padding-block: clamp(0.8rem, 1.4vw, 1.1rem); }

.brand { display: inline-flex; align-items: center; gap: 0.7rem; }
.brand__mark {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  display: grid; place-items: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--accent);
  flex: none;
}
.brand__name {
  font-family: var(--serif);
  font-size: 1.18rem;
  letter-spacing: 0.01em;
}
.brand__name span { font-style: normal; }

.nav__links { display: flex; align-items: center; gap: clamp(1.1rem, 1.8vw, 2.1rem); }
.nav__link {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 72%, transparent);
  position: relative;
  padding-block: 0.3em;
  transition: color 0.3s var(--ease);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav__link:hover { color: var(--fg); }
.nav__link:hover::after { transform: scaleX(1); }
.nav__link.is-studio { color: var(--accent); }

.nav__cta {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
  border: 1px solid var(--hairline); padding: 0.7em 1.2em;
  transition: background 0.4s var(--ease), color 0.4s var(--ease), border-color 0.4s var(--ease);
}
.nav__cta:hover { background: var(--accent); border-color: var(--accent); color: var(--bg); }

.nav__toggle { display: none; }

@media (max-width: 980px) {
  .nav__links { display: none; }
  .nav__toggle {
    display: inline-flex; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 6px;
  }
  .nav__toggle span { width: 26px; height: 1.5px; background: var(--fg); transition: transform 0.4s var(--ease), opacity 0.3s; }
  .nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav.is-open .nav__toggle span:nth-child(2) { opacity: 0; }
  .nav.is-open .nav__toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  .nav__mobile {
    position: fixed; inset: 0; z-index: 70;
    background: var(--bg);
    display: flex; flex-direction: column; justify-content: center; gap: 1.4rem;
    padding: var(--gutter);
    transform: translateY(-100%);
    transition: transform 0.6s var(--ease);
  }
  .nav.is-open .nav__mobile { transform: translateY(0); }
  .nav__mobile a {
    font-family: var(--serif); font-size: clamp(1.8rem, 7vw, 2.6rem);
  }
  .nav__mobile a.is-studio { color: var(--accent); }
}
@media (min-width: 981px) { .nav__mobile { display: none; } }

/* ============================================================
   Reveal animations
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity var(--reveal-dur) var(--ease), transform var(--reveal-dur) var(--ease);
  transition-delay: var(--rd, 0s);
}
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { --rd: 0.09s; }
.reveal[data-delay="2"] { --rd: 0.18s; }
.reveal[data-delay="3"] { --rd: 0.27s; }
.reveal[data-delay="4"] { --rd: 0.36s; }
.reveal[data-delay="5"] { --rd: 0.45s; }

.hero__line { display: block; }

/* Motion off OR no-JS fallback: everything visible */
body.no-motion .reveal,
body.reveal-all .reveal,
html.no-js .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ============================================================
   Placeholder (imagery to be supplied)
   ============================================================ */
.ph {
  position: relative;
  background:
    repeating-linear-gradient(135deg,
      color-mix(in oklab, var(--fg) 6%, transparent) 0 10px,
      transparent 10px 20px);
  border: 1px solid var(--hairline);
  display: grid; place-items: center;
  overflow: hidden;
}
.ph__label {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-muted);
  background: var(--bg);
  padding: 0.5em 0.9em;
  border: 1px solid var(--hairline);
}