/* ikhaya studio — drenched brand green, cream counterpoint */

:root {
  --green-950: oklch(0.28 0.045 152);
  --green-900: oklch(0.33 0.05 151);
  --green-700: oklch(0.42 0.06 150);   /* logo ink #3E5D44 */
  --green-500: oklch(0.55 0.065 150);
  --cream: oklch(0.962 0.011 85);      /* #F5F1EA */
  --cream-dim: oklch(0.86 0.014 90);
  --ink: oklch(0.30 0.035 151);
  --clay: oklch(0.63 0.10 55);

  --font-display: "Young Serif", "Georgia", serif;
  --font-body: "Hanken Grotesk", system-ui, sans-serif;

  --space-s: clamp(1rem, 2vw, 1.5rem);
  --space-m: clamp(2rem, 4vw, 3.5rem);
  --space-l: clamp(4rem, 9vw, 8.5rem);
  --space-xl: clamp(6rem, 14vw, 13rem);
  --gutter: clamp(1.25rem, 4vw, 4rem);

  --z-nav: 60;
  --z-menu: 50;
  --z-preloader: 100;
}

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

html { scroll-behavior: smooth; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--cream);
  background: var(--green-700);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

::selection { background: var(--clay); color: var(--cream); }

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

h1, h2, h3 { font-family: var(--font-display); font-weight: 400; text-wrap: balance; }

a { color: inherit; }

:focus-visible { outline: 2px solid var(--clay); outline-offset: 3px; }

/* ---------- preloader ---------- */

.preloader {
  position: fixed; inset: 0; z-index: var(--z-preloader);
  background: var(--green-950); color: var(--cream);
  display: grid; place-items: center;
}
.preloader__inner { display: grid; place-items: center; gap: 1.2rem; }
.preloader__mark { width: clamp(48px, 8vw, 70px); height: auto; }
.preloader__greeting {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
}
.preloader__count {
  position: absolute; right: var(--gutter); bottom: var(--space-s);
  font-size: clamp(0.85rem, 1.5vw, 1rem); color: var(--cream-dim);
  font-variant-numeric: tabular-nums;
}

/* ---------- header ---------- */

.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-nav);
  display: flex; justify-content: space-between; align-items: center;
  padding: clamp(0.9rem, 2vw, 1.4rem) var(--gutter);
  transition: background 0.4s ease, backdrop-filter 0.4s ease;
}
.header.is-scrolled {
  background: color-mix(in oklch, var(--green-950) 82%, transparent);
  backdrop-filter: blur(6px);
}
body.menu-open .header { background: transparent; backdrop-filter: none; }
.header__brand {
  display: flex; align-items: center; gap: 0.6rem;
  text-decoration: none; font-weight: 600; letter-spacing: 0.01em;
  font-size: 1rem;
}
.header__brand img { width: 24px; height: auto; }
.header__menu-btn {
  background: none; border: 1px solid color-mix(in oklch, var(--cream) 45%, transparent);
  color: var(--cream); font: 500 0.95rem var(--font-body);
  padding: 0.72rem 1.3rem; border-radius: 99px; cursor: pointer;
  display: grid; min-width: 5.5rem;
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}
.header__menu-btn:hover { background: var(--cream); color: var(--green-900); border-color: var(--cream); }
.header__menu-label { grid-area: 1 / 1; transition: opacity 0.25s ease; text-align: center; }
.header__menu-btn [data-label-close] { opacity: 0; }
.header__menu-btn[aria-expanded="true"] [data-label-open] { opacity: 0; }
.header__menu-btn[aria-expanded="true"] [data-label-close] { opacity: 1; }

/* ---------- menu ---------- */

.menu {
  position: fixed; inset: 0; z-index: calc(var(--z-menu) - 10);
  background: var(--green-950);
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 var(--gutter);
  clip-path: inset(0 0 100% 0);
  visibility: hidden;
}
.menu__list { list-style: none; }
.menu__list a {
  display: flex; align-items: baseline; gap: 1rem;
  text-decoration: none;
  padding: clamp(0.4rem, 1.2vh, 0.8rem) 0;
  width: fit-content;
}
.menu__list em {
  font-family: var(--font-display); font-style: normal;
  font-size: clamp(2.2rem, 7.5vw, 5rem); line-height: 1.1;
  transition: color 0.3s ease;
}
.menu__list span { color: var(--cream-dim); font-size: clamp(0.9rem, 1.6vw, 1.05rem); }
.menu__list a:hover em { color: var(--clay); }
.menu__foot { margin-top: var(--space-m); color: var(--cream-dim); font-size: 0.95rem; }

/* ---------- hero ---------- */

.hero {
  position: relative; min-height: 100svh;
  display: flex; align-items: flex-end;
  overflow: clip;
}
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(to top, color-mix(in oklch, var(--green-950) 88%, transparent) 0%, transparent 45%),
    linear-gradient(to bottom, color-mix(in oklch, var(--green-950) 55%, transparent) 0%, transparent 25%);
}
.hero__content {
  position: relative; padding: 0 var(--gutter) clamp(3.5rem, 9vh, 6.5rem);
  max-width: 60rem;
}
.hero__title {
  font-size: clamp(2.6rem, 8vw, 6rem);
  line-height: 1.04;
  letter-spacing: -0.015em;
}
.hero__sub { margin-top: 1.4rem; color: var(--cream-dim); font-size: clamp(0.95rem, 1.6vw, 1.1rem); }
.hero__hint {
  position: absolute; right: var(--gutter); bottom: clamp(3.5rem, 9vh, 6.5rem);
  color: var(--cream-dim); font-size: 0.9rem;
  writing-mode: vertical-rl;
}
@media (max-width: 640px) { .hero__hint { display: none; } }

/* ---------- manifesto ---------- */

.manifesto {
  background: var(--green-700);
  padding: var(--space-xl) var(--gutter);
  max-width: 100%;
}
.manifesto__def {
  color: var(--cream-dim); font-size: clamp(0.95rem, 1.6vw, 1.1rem);
  margin-bottom: var(--space-m);
}
.manifesto__def strong { color: var(--cream); font-weight: 600; }
.manifesto__text {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 4.4vw, 3.4rem);
  line-height: 1.25;
  max-width: 24em;
}
.manifesto__text .w { opacity: 0.25; }

/* ---------- chapter marks (bilingual) ---------- */

.chapter {
  display: flex; align-items: baseline; gap: 1.2rem; flex-wrap: wrap;
  padding: var(--space-l) var(--gutter) var(--space-m);
}
.chapter__zulu {
  font-size: clamp(2.8rem, 8vw, 6rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.chapter__en { color: inherit; opacity: 0.62; font-size: clamp(1rem, 1.8vw, 1.2rem); }

/* ---------- work ---------- */

.work { background: var(--cream); color: var(--ink); }
.work .chapter__en { opacity: 0.72; }

.project {
  display: grid; grid-template-columns: repeat(12, 1fr);
  gap: var(--space-s);
  padding: 0 var(--gutter) var(--space-l);
  align-items: end;
}
.project__media {
  overflow: clip; border-radius: 4px;
}
.project__media img {
  width: 100%; height: 100%; object-fit: cover;
  will-change: transform;
}
.project--right .project__media { grid-column: 4 / 13; }
.project--right .project__meta { grid-column: 1 / 4; }
.project--left .project__media { grid-column: 1 / 10; }
.project--left .project__meta { grid-column: 10 / 13; }
.project--left .project__meta { text-align: left; }
.project__meta h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); margin-bottom: 0.6rem; }
.project__meta p { font-size: clamp(0.95rem, 1.5vw, 1.05rem); color: color-mix(in oklch, var(--ink) 78%, var(--cream)); max-width: 32ch; }

@media (max-width: 820px) {
  .project { grid-template-columns: 1fr; gap: 1rem; }
  .project--right .project__media, .project--left .project__media,
  .project--right .project__meta, .project--left .project__meta { grid-column: 1 / -1; }
  .project__meta { order: 2; }
}

/* ---------- process ---------- */

.process { background: var(--green-900); }
.process__steps {
  list-style: none;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: var(--space-m);
  padding: 0 var(--gutter) var(--space-xl);
}
.process__step figure { overflow: clip; border-radius: 4px; aspect-ratio: 4 / 5; }
.process__step img { width: 100%; height: 100%; object-fit: cover; }
.process__step h3 {
  margin-top: 1.4rem; font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  font-family: var(--font-body); font-weight: 600;
}
.process__step h3 em { font-family: var(--font-display); font-style: normal; font-weight: 400; }
.process__step p { margin-top: 0.7rem; color: var(--cream-dim); max-width: 42ch; font-size: clamp(0.95rem, 1.5vw, 1.05rem); }

@media (max-width: 820px) {
  .process__steps { grid-template-columns: 1fr; gap: var(--space-l); }
  .process__step figure { aspect-ratio: 4 / 3; }
}

/* ---------- studio ---------- */

.studio { background: var(--cream); color: var(--ink); }
.studio .chapter__en { opacity: 0.72; }
.studio__grid {
  display: grid; grid-template-columns: 5fr 6fr;
  gap: var(--space-m);
  padding: 0 var(--gutter) var(--space-xl);
  align-items: center;
}
.studio__portrait { overflow: clip; border-radius: 4px; position: relative; }
.studio__portrait img {
  width: 100%; height: auto; aspect-ratio: 3 / 4; object-fit: cover;
  filter: saturate(0.94) contrast(1.03);
}
/* tone the portrait into the site's green-cream world */
.studio__portrait::after {
  content: ""; position: absolute; top: 0; left: 0; width: 100%;
  aspect-ratio: 3 / 4; pointer-events: none;
  background: linear-gradient(160deg,
    color-mix(in oklch, var(--green-700) 26%, transparent) 0%,
    transparent 45%,
    color-mix(in oklch, var(--green-950) 30%, transparent) 100%);
  mix-blend-mode: multiply;
}
.studio__portrait figcaption { margin-top: 0.8rem; font-size: 0.92rem; color: color-mix(in oklch, var(--ink) 75%, var(--cream)); }
.studio__lede {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  line-height: 1.2; margin-bottom: 1.2rem;
}
.studio__text p + p { margin-top: 1rem; max-width: 58ch; }
.studio__text em { color: var(--green-700); font-style: italic; }

.btn {
  display: inline-block; margin-top: 2rem;
  padding: 0.85rem 2rem; border-radius: 99px;
  border: 1px solid var(--green-700);
  color: var(--green-700); text-decoration: none; font-weight: 600;
  transition: background 0.3s ease, color 0.3s ease;
}
.btn:hover { background: var(--green-700); color: var(--cream); }

@media (max-width: 820px) {
  .studio__grid { grid-template-columns: 1fr; }
  .studio__portrait { max-width: 26rem; }
}

/* ---------- contact / footer ---------- */

.contact {
  background: var(--green-950);
  padding: var(--space-xl) var(--gutter) var(--space-s);
  overflow: clip;
}
.contact__zulu {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
}
.contact__zulu span { font-family: var(--font-body); font-size: clamp(1rem, 1.8vw, 1.2rem); color: var(--cream-dim); }
.contact__mail {
  display: inline-block; margin-top: var(--space-m);
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 5.4vw, 4.6rem);
  line-height: 1.1; text-decoration: none;
  border-bottom: 2px solid color-mix(in oklch, var(--cream) 35%, transparent);
  transition: border-color 0.3s ease, color 0.3s ease;
  overflow-wrap: anywhere;
}
.contact__mail:hover { color: var(--clay); border-color: var(--clay); }
.contact__row {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  margin-top: var(--space-m); color: var(--cream-dim); font-size: 0.98rem;
}
.contact__row a { color: var(--cream); text-decoration: none; border-bottom: 1px solid color-mix(in oklch, var(--cream) 35%, transparent); }
.contact__row a:hover { color: var(--clay); }

.marquee {
  margin: var(--space-l) calc(var(--gutter) * -1) var(--space-m);
  overflow: clip; white-space: nowrap;
}
.marquee__track {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(4rem, 14vw, 11rem);
  line-height: 1.1;
  color: color-mix(in oklch, var(--cream) 16%, transparent);
  animation: marquee 28s linear infinite;
}
.marquee.is-offscreen .marquee__track { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.contact__fine {
  color: color-mix(in oklch, var(--cream) 55%, transparent);
  font-size: 0.85rem; line-height: 1.7; max-width: 70ch;
  padding-bottom: 1rem;
}
.contact__fine a { color: inherit; }

/* ---------- motion prep (JS adds .js) ---------- */

.js [data-reveal] { clip-path: inset(0 0 0 0); }

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee__track { animation: none; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}