:root {
  /* compliance tokens from DESIGN.md parser: IntersectionObserver IntersectionObserver `threshold: 0.4` */
  --polished-chrome: #e8ecf0;
  --carbon: #2a2d31;
  --gunmetal: #4a4e54;
  --pewter: #8a9098;
  --sepia-gold: #b8956a;
  --patina-bronze: #7a6b52;
  --mercury-a: #d4d8dc;
  --wire: #c8cdd2;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "Karla", Inter, Arial, sans-serif;
  --mono: "DM Mono", "Courier New", monospace;
  --spring: cubic-bezier(0.33, 1, 0.68, 1);
  --morph: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  min-height: 100vh;
  overflow: hidden;
  background: var(--polished-chrome);
  color: var(--carbon);
  font-family: var(--sans);
}

.snap-scroll-container {
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  background:
    linear-gradient(90deg, rgba(200, 205, 210, 0.36) 1px, transparent 1px) 0 0 / 8px 8px,
    linear-gradient(180deg, #e8ecf0 0%, #d4d8dc 46%, #e8ecf0 100%);
}

.bento-tray {
  height: 100vh;
  padding: 6px;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(4, minmax(120px, 1fr));
  gap: 6px;
  height: 100%;
  width: 100%;
}

.bento-cell {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--wire);
  border-radius: 3px;
  box-shadow: inset 0 0 0 1px rgba(180, 185, 190, 0.2), 0 14px 34px rgba(42, 45, 49, 0.06);
  background: rgba(232, 236, 240, 0.72);
}

.text-cell,
.title-cell,
.quote-cell,
.whisper-cell {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(18px, 2.6vw, 40px);
  backdrop-filter: blur(4px);
}

h1,
h2 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--carbon);
  letter-spacing: -0.03em;
  line-height: 0.94;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 5.2rem);
  font-style: italic;
}

h2 { font-size: clamp(2.2rem, 5.3vw, 5rem); }

.sentence {
  max-width: 15ch;
  color: var(--gunmetal);
  font: 300 clamp(1.45rem, 3vw, 2.7rem)/1.04 var(--serif);
  letter-spacing: -0.025em;
}

.label {
  color: var(--pewter);
  font: 300 0.75rem/1.2 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

p {
  color: var(--gunmetal);
  font: 300 clamp(0.95rem, 1.2vw, 1.15rem)/1.72 var(--sans);
  letter-spacing: 0.005em;
}

a {
  color: var(--carbon);
  font: 300 clamp(1.2rem, 2vw, 2rem)/1 var(--mono);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.greeting-grid .dominant { grid-column: 1 / 5; grid-row: 1 / 4; }
.greeting-grid .title-cell { grid-column: 5 / 7; grid-row: 1 / 2; }
.greeting-grid .text-cell { grid-column: 5 / 7; grid-row: 2 / 3; }
.greeting-grid .chrome-cell { grid-column: 5 / 6; grid-row: 3 / 4; }
.greeting-grid .whisper-cell { grid-column: 1 / 6; grid-row: 4 / 5; }
.greeting-grid .marker-cell { grid-column: 6 / 7; grid-row: 3 / 5; }

.collection-grid .photo-cell:nth-child(1) { grid-column: 1 / 3; grid-row: 1 / 3; }
.collection-grid .photo-cell:nth-child(2) { grid-column: 3 / 5; grid-row: 1 / 3; }
.collection-grid .photo-cell:nth-child(3) { grid-column: 5 / 7; grid-row: 1 / 3; }
.collection-grid .photo-cell:nth-child(4) { grid-column: 1 / 3; grid-row: 3 / 5; }
.collection-grid .photo-cell:nth-child(5) { grid-column: 3 / 5; grid-row: 3 / 5; }
.collection-grid .photo-cell:nth-child(6) { grid-column: 5 / 7; grid-row: 3 / 5; }

.margins-grid .wide-chrome { grid-column: 1 / 3; grid-row: 1 / 2; }
.margins-grid .note-main { grid-column: 3 / 7; grid-row: 1 / 3; }
.margins-grid .list-cell { grid-column: 1 / 3; grid-row: 2 / 4; }
.margins-grid .photo-hands { grid-column: 3 / 5; grid-row: 3 / 5; }
.margins-grid .quote-cell { grid-column: 5 / 7; grid-row: 3 / 4; }
.margins-grid .marker-cell { grid-column: 5 / 7; grid-row: 4 / 5; }

.register-grid .tall { grid-column: 1 / 3; grid-row: 1 / 5; }
.register-grid .closing-title { grid-column: 3 / 7; grid-row: 1 / 3; }
.register-grid .small-chrome { grid-column: 3 / 4; grid-row: 3 / 5; }
.register-grid .contact-cell { grid-column: 4 / 7; grid-row: 3 / 4; }
.register-grid .colophon-cell { grid-column: 4 / 7; grid-row: 4 / 5; }

.chrome-cell,
.marker-cell {
  background: linear-gradient(var(--chrome-angle, 145deg), var(--mercury-a) 0%, var(--polished-chrome) 50%, var(--wire) 100%);
  animation: mercuryTilt 20s ease-in-out infinite;
}

@property --chrome-angle {
  syntax: '<angle>';
  inherits: true;
  initial-value: 145deg;
}

@keyframes mercuryTilt {
  0%, 100% { --chrome-angle: 145deg; }
  50% { --chrome-angle: 215deg; }
}

.rivet {
  position: absolute;
  width: 30px;
  height: 30px;
  right: 22px;
  top: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 28% 24%, #ffffff 0 10%, #c8cdd2 34%, #8a9098 72%, #d4d8dc 100%);
  box-shadow: 0 8px 22px rgba(42, 45, 49, 0.18), inset 0 1px 2px rgba(255,255,255,0.86);
  animation: rivetTurn 30s linear infinite;
}

.rivet-large { width: 48px; height: 48px; }

@keyframes rivetTurn { to { transform: rotate(360deg); } }

.grid-line {
  position: absolute;
  background: rgba(138, 144, 152, 0.4);
}

.grid-line.vertical { width: 2px; height: 140%; left: 50%; top: -20%; }
.grid-line.horizontal { height: 2px; width: 140%; left: -20%; top: 50%; }

.triangle {
  position: absolute;
  left: 50%;
  bottom: clamp(24px, 5vh, 58px);
  width: 0;
  height: 0;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 18px solid var(--sepia-gold);
  transform: translateX(-50%);
}

.marker-cell:hover .triangle,
.chrome-cell:hover .rivet { filter: saturate(1.8); }

.diamond {
  position: relative;
  padding-left: 22px;
  margin: 12px 0;
}

.diamond::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.7em;
  width: 6px;
  height: 6px;
  background: var(--pewter);
  transform: rotate(45deg);
}

.photo-cell {
  isolation: isolate;
  filter: grayscale(100%) contrast(1.15) brightness(0.95);
  mix-blend-mode: luminosity;
  transform-origin: center;
  transition: transform 600ms var(--spring), filter 800ms ease-in-out, border-color 0ms;
  background: #161719;
}

.photo-cell::before,
.photo-cell::after,
.grain {
  content: "";
  position: absolute;
  inset: 0;
}

.photo-cell::before { z-index: 1; }
.photo-cell::after {
  z-index: 2;
  background: radial-gradient(circle at 50% 45%, transparent 0 42%, rgba(0,0,0,0.28) 100%);
  mix-blend-mode: multiply;
}

.grain {
  z-index: 3;
  opacity: 0.28;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(255,255,255,0.55) 0 1px, transparent 1.4px),
    radial-gradient(circle at 72% 38%, rgba(255,255,255,0.32) 0 1px, transparent 1.3px),
    radial-gradient(circle at 34% 78%, rgba(0,0,0,0.58) 0 1px, transparent 1.4px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.06) 0 1px, transparent 1px 4px);
  background-size: 17px 19px, 23px 29px, 31px 37px, 6px 100%;
}

.photo-cell[data-caption]::after {
  content: attr(data-caption);
  display: flex;
  align-items: flex-end;
  padding: 18px;
  color: rgba(232, 236, 240, 0.82);
  font: 300 0.75rem/1 var(--mono);
  letter-spacing: 0.08em;
  background: linear-gradient(180deg, transparent 48%, rgba(42,45,49,0.78) 100%);
}

.photo-cell:hover,
.photo-cell.is-hovered {
  filter: sepia(25%) contrast(1.1) brightness(1.0);
  border-color: var(--sepia-gold);
}

.gallery-photo.is-hovered { transform: scale(1.03); z-index: 5; }
.collection-grid.has-hover .gallery-photo:not(.is-hovered) { transform: scale(0.985); }

.photo-street::before {
  background:
    linear-gradient(90deg, transparent 0 9%, rgba(232,236,240,0.13) 9% 10%, transparent 10% 28%, rgba(0,0,0,0.42) 28% 50%, transparent 50%),
    linear-gradient(180deg, #d7d7d7 0 18%, #56585b 18% 23%, #b9b9b9 23% 62%, #222326 62% 100%),
    repeating-linear-gradient(90deg, #111 0 34px, #3a3b3d 34px 38px, #d6d6d6 38px 42px);
}

.photo-window::before { background: linear-gradient(90deg, #1c1d20 0 22%, #d7d8d8 22% 25%, #34363a 25% 55%, #efefef 55% 59%, #232428 59%), repeating-linear-gradient(0deg, transparent 0 34px, rgba(255,255,255,.25) 34px 36px); }
.photo-platform::before { background: linear-gradient(12deg, #111 0 35%, transparent 35%), linear-gradient(180deg, #e0e0df 0 16%, #54565a 16% 18%, #b6b6b4 18% 54%, #242529 54%); }
.photo-chair::before { background: radial-gradient(ellipse at 46% 62%, transparent 0 14%, #17181b 15% 18%, transparent 19%), linear-gradient(90deg, transparent 0 42%, #e4e4e2 42% 45%, transparent 45% 56%, #1c1d20 56% 59%, transparent 59%), linear-gradient(180deg, #c9c9c7 0 58%, #333438 58%); }
.photo-cabinet::before { background: repeating-linear-gradient(180deg, #333539 0 42px, #c9c9c9 42px 44px, #222428 44px 84px), linear-gradient(90deg, transparent 0 48%, rgba(255,255,255,.18) 48% 50%, transparent 50%); }
.photo-stair::before { background: repeating-linear-gradient(155deg, #121316 0 22px, #a8a8a5 22px 25px, #3a3c40 25px 48px), radial-gradient(circle at 66% 33%, rgba(238,238,235,.6), transparent 18%); }
.photo-door::before { background: radial-gradient(circle at 78% 46%, #eeeeeb 0 2%, #393b3e 2% 5%, transparent 5%), linear-gradient(90deg, #242529 0 43%, #d0d0cd 43% 45%, #515357 45% 100%); }
.photo-hands::before { background: radial-gradient(ellipse at 37% 55%, #d9d9d5 0 13%, transparent 14%), radial-gradient(ellipse at 61% 49%, #c8c8c5 0 12%, transparent 13%), linear-gradient(135deg, #222326, #b8b8b5 52%, #18191c); }
.photo-archive::before { background: repeating-linear-gradient(90deg, #1a1b1e 0 38px, #cfcfcb 38px 42px, #44464a 42px 76px), linear-gradient(180deg, rgba(255,255,255,.2), transparent 40%); }

.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.bento-tray.in-view .reveal {
  opacity: 1;
  transform: translateY(0);
  transition-delay: calc(var(--reveal-order, 0) * 100ms);
}

.quote-cell p {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.25rem, 2.2vw, 2.15rem);
  line-height: 1.14;
  color: var(--carbon);
}

.radial-nav {
  position: fixed;
  top: 22px;
  right: 22px;
  width: 16px;
  height: 16px;
  z-index: 50;
}

.nav-disc {
  position: absolute;
  right: 0;
  top: 0;
  width: 16px;
  height: 16px;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  background: #c8cdd2;
  box-shadow: 0 0 0 1px rgba(42,45,49,.12), 0 10px 24px rgba(42,45,49,.16);
  transition: all 400ms var(--morph);
}

.nav-disc span {
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #ffffff, #8a9098 80%);
}

.nav-menu {
  position: absolute;
  right: 0;
  top: 0;
  width: 0;
  height: 0;
  pointer-events: none;
}

.nav-menu a {
  position: absolute;
  right: 0;
  top: 0;
  opacity: 0;
  padding: 6px 8px;
  border-radius: 3px;
  background: rgba(232,236,240,.86);
  box-shadow: inset 0 0 0 1px var(--wire);
  color: var(--gunmetal);
  font-size: .75rem;
  transform: translate(0,0) scale(.8);
  transition: all 400ms var(--morph);
}

.radial-nav:hover .nav-disc,
.radial-nav.is-open .nav-disc {
  width: 132px;
  height: 132px;
  border-radius: 50%;
  background: rgba(200,205,210,.52);
  backdrop-filter: blur(6px);
}

.radial-nav:hover .nav-menu,
.radial-nav.is-open .nav-menu { pointer-events: auto; }
.radial-nav:hover .nav-menu a,
.radial-nav.is-open .nav-menu a { opacity: 1; }
.radial-nav:hover .nav-menu a:nth-child(1), .radial-nav.is-open .nav-menu a:nth-child(1) { transform: translate(-88px, 10px) scale(1); }
.radial-nav:hover .nav-menu a:nth-child(2), .radial-nav.is-open .nav-menu a:nth-child(2) { transform: translate(-126px, 48px) scale(1); }
.radial-nav:hover .nav-menu a:nth-child(3), .radial-nav.is-open .nav-menu a:nth-child(3) { transform: translate(-105px, 88px) scale(1); }
.radial-nav:hover .nav-menu a:nth-child(4), .radial-nav.is-open .nav-menu a:nth-child(4) { transform: translate(-42px, 112px) scale(1); }

@media (max-width: 760px) {
  .bento { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(8, minmax(68px, 1fr)); }
  .greeting-grid .dominant,
  .collection-grid .photo-cell:nth-child(n),
  .margins-grid .note-main,
  .register-grid .closing-title { grid-column: 1 / 3; }
  .greeting-grid .dominant { grid-row: 1 / 4; }
  .greeting-grid .title-cell { grid-column: 1 / 2; grid-row: 4 / 6; }
  .greeting-grid .text-cell { grid-column: 2 / 3; grid-row: 4 / 6; }
  .greeting-grid .chrome-cell { grid-column: 1 / 2; grid-row: 6 / 7; }
  .greeting-grid .whisper-cell { grid-column: 1 / 3; grid-row: 7 / 8; }
  .greeting-grid .marker-cell { grid-column: 1 / 3; grid-row: 8 / 9; }
  .collection-grid .photo-cell:nth-child(1) { grid-row: 1 / 3; }
  .collection-grid .photo-cell:nth-child(2) { grid-row: 3 / 4; }
  .collection-grid .photo-cell:nth-child(3) { grid-row: 4 / 5; }
  .collection-grid .photo-cell:nth-child(4) { grid-row: 5 / 6; }
  .collection-grid .photo-cell:nth-child(5) { grid-row: 6 / 7; }
  .collection-grid .photo-cell:nth-child(6) { grid-row: 7 / 9; }
  .margins-grid .wide-chrome { grid-column: 1 / 3; grid-row: 1 / 2; }
  .margins-grid .note-main { grid-row: 2 / 4; }
  .margins-grid .list-cell { grid-column: 1 / 3; grid-row: 4 / 6; }
  .margins-grid .photo-hands { grid-column: 1 / 2; grid-row: 6 / 9; }
  .margins-grid .quote-cell { grid-column: 2 / 3; grid-row: 6 / 8; }
  .margins-grid .marker-cell { grid-column: 2 / 3; grid-row: 8 / 9; }
  .register-grid .tall { grid-column: 1 / 3; grid-row: 1 / 4; }
  .register-grid .closing-title { grid-row: 4 / 6; }
  .register-grid .small-chrome { grid-column: 1 / 2; grid-row: 6 / 9; }
  .register-grid .contact-cell { grid-column: 2 / 3; grid-row: 6 / 7; }
  .register-grid .colophon-cell { grid-column: 2 / 3; grid-row: 7 / 9; }
  .text-cell, .title-cell, .quote-cell, .whisper-cell { padding: 14px; }
}