/* ==========================================================================
   Atelier — Interior Design · Smooth Scroll Showcase
   Warm minimal studio aesthetic
   ========================================================================== */

:root {
  --bg: #f4f1ec;
  --bg-deep: #ebe6de;
  --ink: #1c1915;
  --ink-soft: rgba(28, 25, 21, 0.5);
  --ink-faint: rgba(28, 25, 21, 0.28);
  --line: rgba(28, 25, 21, 0.08);
  --accent: #8b7355;
  --accent-soft: #a89278;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --max: 1180px;
  --radius: 2px;
  --font: "Outfit", system-ui, sans-serif;
  --serif: "Cormorant Garamond", Georgia, serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: initial;
  scrollbar-width: none;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  color: var(--ink);
  background: var(--bg);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

body::-webkit-scrollbar {
  display: none;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: 0;
  -webkit-user-drag: none;
  user-select: none;
}

h1,
p,
figure,
figcaption {
  margin: 0;
}

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

/* ---------- Chrome ---------- */

.chrome {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  padding: 0 var(--pad);
  pointer-events: none;
}

.chrome__mark {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1;
}

.chrome__tag {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.chrome__progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--line);
}

.chrome__progress-fill {
  display: block;
  width: 0%;
  height: 100%;
  background: var(--accent);
  will-change: width;
}

/* ---------- Page ---------- */

.page {
  position: relative;
}

.panel {
  position: relative;
  width: 100%;
  padding: var(--pad);
}

/* ---------- Frames ---------- */

.frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-deep);
  aspect-ratio: 4 / 5;
}

.frame img {
  position: absolute;
  inset: -8% 0;
  width: 100%;
  height: 116%;
  filter: saturate(0.92) contrast(1.02);
}

.frame__cap {
  position: absolute;
  left: 0.85rem;
  bottom: 0.75rem;
  z-index: 2;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #faf8f4;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

.frame--mid {
  aspect-ratio: 5 / 4;
  align-self: center;
}

.frame--wide {
  aspect-ratio: 16 / 11;
}

.frame--tall {
  aspect-ratio: 3 / 4;
  height: 100%;
  min-height: 28rem;
}

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

.panel--hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  min-height: 100vh;
  max-width: calc(var(--max) + var(--pad) * 2);
  margin: 0 auto;
  padding-top: 5.5rem;
  padding-bottom: 4rem;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.eyebrow {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(3.25rem, 8vw, 5.75rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 0.95;
  color: var(--ink);
}

.hero-title em {
  font-style: italic;
  color: var(--accent);
}

.hero-media {
  position: relative;
  width: 100%;
  max-width: 26rem;
  margin-left: auto;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-deep);
}

.hero-media img {
  position: absolute;
  inset: -8% 0;
  height: 116%;
  filter: saturate(0.9) contrast(1.03);
}

/* ---------- Full bleed ---------- */

.panel--bleed {
  padding: 0;
  height: 100vh;
  overflow: hidden;
}

.bleed {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.bleed__img {
  position: absolute;
  inset: -18% 0;
  width: 100%;
  height: 136%;
  object-fit: cover;
  filter: brightness(0.88) saturate(0.9);
}

.bleed__caption {
  position: absolute;
  left: var(--pad);
  bottom: var(--pad);
  z-index: 2;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(250, 248, 244, 0.9);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}

/* ---------- Grids ---------- */

.panel--grid,
.panel--pair,
.panel--mosaic {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  max-width: calc(var(--max) + var(--pad) * 2);
  margin: 0 auto;
}

.grid {
  display: grid;
  width: 100%;
  gap: clamp(0.75rem, 2vw, 1.15rem);
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: end;
}

.grid--3 .frame:nth-child(2) {
  transform: translateY(-5vh);
}

.grid--2 {
  grid-template-columns: 1fr 1fr;
}

/* ---------- Mosaic ---------- */

.mosaic {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(0.75rem, 2vw, 1.15rem);
  width: 100%;
  align-items: stretch;
}

.mosaic__stack {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: clamp(0.75rem, 2vw, 1.15rem);
}

.mosaic__stack .frame {
  aspect-ratio: auto;
  min-height: 12rem;
  height: 100%;
}

/* ---------- Letters ---------- */

.panel--letters {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 55vh;
  padding-block: 10vh;
  overflow: clip;
  background: linear-gradient(
    180deg,
    var(--bg) 0%,
    var(--bg-deep) 50%,
    var(--bg) 100%
  );
}

.letter-row {
  display: flex;
  gap: 0.08em;
  font-family: var(--serif);
  font-size: clamp(5rem, 18vw, 12rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 0.9;
  color: var(--ink);
  user-select: none;
}

.letter-row span {
  position: relative;
  display: inline-block;
}

/* ---------- Close ---------- */

.panel--close {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 65vh;
  padding-bottom: 5rem;
}

.close {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  text-align: center;
}

.close-line {
  font-family: var(--serif);
  font-size: clamp(1.85rem, 4.5vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  font-style: italic;
  color: var(--ink);
}

.close-link {
  display: inline-flex;
  align-items: center;
  padding: 0.85rem 1.75rem;
  border: 1px solid var(--ink);
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition:
    background 0.35s var(--ease),
    color 0.35s var(--ease);
}

.close-link:hover {
  background: var(--ink);
  color: var(--bg);
}

/* ---------- Reveal ---------- */

[data-reveal] {
  will-change: transform, opacity;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .panel--hero {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    min-height: auto;
    padding-top: 6rem;
    padding-bottom: 3rem;
  }

  .hero-media {
    max-width: 18rem;
    margin: 0;
  }

  .grid--3 {
    grid-template-columns: 1fr;
    max-width: 20rem;
    margin: 0 auto;
  }

  .grid--3 .frame:nth-child(2) {
    transform: none;
  }

  .grid--2 {
    grid-template-columns: 1fr;
  }

  .mosaic {
    grid-template-columns: 1fr;
  }

  .frame--tall {
    min-height: 22rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .close-link {
    transition: none;
  }
}