:root {
  --ink: #1a1f1c;
  --ink-soft: #2c342f;
  --paper: #e8ebe4;
  --paper-dim: #d5dbd2;
  --mist: #a8b5a8;
  --moss: #4f6b57;
  --moss-deep: #314538;
  --amber: #c4a574;
  --sky: #7ea8c9;
  --sky-soft: #c5d9e8;
  --line: rgba(26, 31, 28, 0.14);
  --veil: rgba(26, 31, 28, 0.42);
  --font-display: "Syne", sans-serif;
  --font-serif: "Cormorant Garamond", Georgia, serif;
  --space: clamp(1.25rem, 3vw, 2.5rem);
  --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  background: var(--moss-deep);
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  transition: top 0.25s var(--ease);
}

.skip-link:focus {
  top: 1rem;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(120% 80% at 10% -10%, #f2f4ef 0%, transparent 55%),
    radial-gradient(90% 60% at 100% 20%, #dfe6dc 0%, transparent 45%),
    linear-gradient(180deg, #e8ebe4 0%, #dde3d8 45%, #d4dbd0 100%);
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 0.95rem + 0.4vw, 1.2rem);
  line-height: 1.65;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

h1,
h2,
h3,
.brand,
.logo,
.btn,
.room-label,
.service-num,
.step-mark,
.expedition-meta,
.nav-toggle {
  font-family: var(--font-display);
}

h1,
h2,
h3 {
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(2.2rem, 1.4rem + 3.8vw, 4.4rem);
  max-width: 14ch;
}

h2 {
  font-size: clamp(2rem, 1.4rem + 2.4vw, 3.4rem);
}

h3 {
  font-size: clamp(1.25rem, 1.1rem + 0.7vw, 1.65rem);
}

p {
  margin: 0 0 1rem;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.07;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.page-veil {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(232, 235, 228, 0.92), rgba(213, 219, 210, 0.78));
  opacity: 0;
  transform: scaleY(0.02);
  transform-origin: top center;
  transition: opacity 0.35s var(--ease), transform 0.55s var(--ease);
}

.page-veil.is-active {
  opacity: 1;
  transform: scaleY(1);
}

.hall-indicator {
  position: fixed;
  left: clamp(0.6rem, 2vw, 1.4rem);
  top: 50%;
  z-index: 35;
  display: grid;
  gap: 0.2rem;
  width: 6.5rem;
  padding: 0.85rem 0.2rem;
  transform: translateY(-50%);
  border-left: 1px solid rgba(26, 31, 28, 0.18);
  font-family: var(--font-display);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}

.hall-indicator.is-visible {
  opacity: 1;
}

.hall-indicator-label {
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--moss);
}

.hall-indicator-num {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.1;
  color: var(--ink);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.hall-indicator-name {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.hall-indicator.is-updating .hall-indicator-num,
.hall-indicator.is-updating .hall-indicator-name {
  opacity: 0;
  transform: translateY(6px);
}

/* Header */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 2.5rem);
  background: linear-gradient(180deg, rgba(232, 235, 228, 0.92), rgba(232, 235, 228, 0));
  backdrop-filter: blur(0px);
  transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(232, 235, 228, 0.88);
  backdrop-filter: blur(10px);
}

.logo {
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.25rem;
  justify-content: flex-end;
}

.site-nav a {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0.72;
  transition: opacity 0.25s var(--ease);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  opacity: 1;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.35rem;
  height: 1.5px;
  margin: 0.35rem auto;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* Hero */

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: clamp(5.5rem, 12vh, 8rem) clamp(1rem, 4vw, 2.5rem) clamp(2rem, 5vh, 3.5rem);
  color: var(--ink);
  overflow: hidden;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-sky {
  position: absolute;
  inset: -8%;
  background:
    url("images/asya-portrait.jpg") 72% 18% / cover no-repeat,
    radial-gradient(ellipse 70% 55% at 75% 30%, #d7e7f2 0%, transparent 60%),
    linear-gradient(135deg, #dfe9df 0%, #c5d9e8 42%, #9bb8a3 100%);
  filter: blur(28px) saturate(0.92);
  transform: scale(1.12);
  animation: heroDrift 28s var(--ease) infinite alternate;
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(232, 235, 228, 0.92) 0%, rgba(232, 235, 228, 0.72) 38%, rgba(232, 235, 228, 0.28) 68%, rgba(79, 107, 87, 0.18) 100%),
    linear-gradient(180deg, rgba(232, 235, 228, 0.35) 0%, transparent 28%, rgba(212, 219, 208, 0.55) 100%);
}

.hero-stage {
  position: relative;
  z-index: 1;
  width: min(100%, 1180px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(240px, 0.85fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: end;
}

.hero-copy {
  max-width: 34rem;
  animation: riseIn 1.1s var(--ease) both;
}

.brand {
  margin: 0 0 1rem;
  font-size: clamp(0.95rem, 0.85rem + 0.5vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss-deep);
}

.hero h1 {
  color: var(--ink);
  margin-bottom: 1rem;
}

.lede {
  max-width: 34ch;
  font-size: clamp(1.15rem, 1rem + 0.55vw, 1.45rem);
  color: var(--ink-soft);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.75rem;
}

.hero .btn-ghost {
  color: var(--ink);
  border-color: rgba(26, 31, 28, 0.28);
}

.hero .btn-ghost:hover,
.hero .btn-ghost:focus-visible {
  border-color: var(--ink);
}

.hero-portrait {
  margin: 0;
  justify-self: end;
  width: min(100%, 420px);
  animation: riseIn 1.25s var(--ease) 0.12s both;
}

.hero-portrait-frame {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background:
    linear-gradient(160deg, rgba(126, 168, 201, 0.35), rgba(79, 107, 87, 0.2)),
    var(--sky-soft);
  box-shadow: inset 0 0 0 1px rgba(26, 31, 28, 0.12);
}

.hero-portrait-frame::before {
  content: "";
  position: absolute;
  inset: 0.7rem;
  z-index: 1;
  border: 1px solid rgba(244, 246, 241, 0.45);
  pointer-events: none;
}

.hero-portrait-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(180deg, transparent 58%, rgba(26, 31, 28, 0.28)),
    linear-gradient(45deg, rgba(79, 107, 87, 0.12), transparent 55%);
  pointer-events: none;
  mix-blend-mode: multiply;
}

.gallery-light {
  position: absolute;
  inset: -20% -40%;
  z-index: 3;
  background: linear-gradient(
    115deg,
    transparent 36%,
    rgba(255, 250, 240, 0.08) 44%,
    rgba(255, 250, 240, 0.38) 50%,
    rgba(255, 250, 240, 0.08) 56%,
    transparent 64%
  );
  transform: translateX(-55%) rotate(8deg);
  animation: gallerySweep 7.5s var(--ease) 1.2s infinite;
  pointer-events: none;
  mix-blend-mode: soft-light;
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  filter: saturate(0.9) contrast(1.04);
  transform: scale(1.04);
  transition: transform 1.4s var(--ease);
}

.hero-portrait:hover img {
  transform: scale(1);
}

.hero-portrait figcaption {
  margin-top: 0.85rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss-deep);
  opacity: 0.75;
}

.scroll-hint {
  position: absolute;
  right: clamp(1rem, 4vw, 2.5rem);
  bottom: 1.5rem;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(26, 31, 28, 0.55);
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  animation: fadePulse 2.8s ease-in-out infinite;
}

.scroll-hint::after {
  content: "";
  width: 1px;
  height: 2.4rem;
  background: linear-gradient(180deg, rgba(26, 31, 28, 0.45), transparent);
}

/* Buttons */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.7rem 1.35rem;
  border: 1px solid transparent;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  transition:
    transform 0.28s var(--ease),
    background 0.35s var(--ease),
    color 0.35s var(--ease),
    border-color 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.16), transparent);
  transform: translateX(-120%);
  transition: transform 0.55s var(--ease);
  pointer-events: none;
}

.btn:hover::after,
.btn:focus-visible::after {
  transform: translateX(120%);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(1px) scale(0.98);
  transition-duration: 0.12s;
}

.btn-primary {
  background: var(--moss);
  color: var(--paper);
  border-color: var(--moss);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--moss-deep);
  border-color: var(--moss-deep);
  box-shadow: 0 10px 24px rgba(49, 69, 56, 0.18);
}

.btn-primary:active {
  background: #26362c;
  box-shadow: none;
}

.btn-ghost {
  background: transparent;
  color: var(--paper);
  border-color: rgba(244, 246, 241, 0.45);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: rgba(244, 246, 241, 0.9);
  background: rgba(244, 246, 241, 0.08);
}

.hero .btn-ghost:hover,
.hero .btn-ghost:focus-visible {
  background: rgba(26, 31, 28, 0.05);
}

/* Rooms */

.room {
  position: relative;
  padding: clamp(4.5rem, 10vh, 7.5rem) clamp(1rem, 4vw, 2.5rem);
  border-top: 1px solid var(--line);
  scroll-margin-top: 4.5rem;
  content-visibility: auto;
  contain-intrinsic-size: 1px 900px;
}

.room-label {
  margin-bottom: 1.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--moss);
}

.room-lead {
  max-width: 36rem;
  font-size: clamp(1.2rem, 1.05rem + 0.7vw, 1.55rem);
  line-height: 1.45;
  color: var(--ink-soft);
}

.section-head {
  max-width: var(--max);
  margin: 0 auto 2.5rem;
}

.section-head h2,
.room-about h2,
.approach-stage h2,
.collaborate-intro h2 {
  margin-bottom: 1rem;
}

/* About */

.room-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}

.soft-list {
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.65rem;
}

.soft-list li {
  position: relative;
  padding-left: 1.25rem;
  font-family: var(--font-display);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}

.soft-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.55rem;
  height: 1px;
  background: var(--moss);
}

.presence-rail {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.25rem;
  align-items: baseline;
}

.presence-label {
  flex: 1 0 100%;
  margin: 0 0 0.25rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss);
}

.presence-rail a {
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-bottom: 1px solid rgba(26, 31, 28, 0.22);
  padding-bottom: 0.12rem;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.presence-rail a:hover,
.presence-rail a:focus-visible {
  color: var(--moss-deep);
  border-bottom-color: var(--moss);
  transform: translateY(-1px);
}

.presence-rail--compact {
  margin-top: 1.35rem;
  padding-top: 1rem;
}

.portrait {
  margin: 0;
}

.portrait-frame {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--paper-dim);
}

.portrait-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(26, 31, 28, 0.12);
  pointer-events: none;
}

.portrait-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  filter: saturate(0.88) contrast(1.03);
  transform: scale(1.04);
  transition: transform 1.2s var(--ease);
}

.portrait-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg, transparent 55%, rgba(26, 31, 28, 0.28)),
    linear-gradient(40deg, rgba(79, 107, 87, 0.14), transparent 50%);
  pointer-events: none;
  mix-blend-mode: multiply;
}

.portrait:hover .portrait-image {
  transform: scale(1);
}

.portrait figcaption {
  margin-top: 0.85rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.7;
}

/* Services */

.service-rail {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.service-item {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  column-gap: 1.25rem;
  row-gap: 0.35rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.35s var(--ease);
}

.service-item:hover {
  padding-left: 0.5rem;
}

.service-num {
  grid-row: 1 / span 2;
  align-self: start;
  padding-top: 0.2rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--moss);
}

.service-item h3 {
  margin: 0;
}

.service-item p {
  grid-column: 2;
  margin: 0;
  max-width: 38rem;
  color: var(--ink-soft);
}

/* Expeditions */

.expedition-wall {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1rem, 2.5vw, 1.75rem);
}

.expedition {
  position: relative;
  display: grid;
  min-height: 22rem;
  overflow: hidden;
  color: var(--paper);
  background: var(--ink);
  text-decoration: none;
  transition: transform 0.4s var(--ease);
}

a.expedition:hover,
a.expedition:focus-visible {
  transform: translateY(-3px);
}

.expedition-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(18, 24, 20, 0.15), rgba(18, 24, 20, 0.72)),
    var(--photo) center / cover no-repeat;
  transform: scale(1.05);
  transition: transform 1.4s var(--ease);
}

.expedition-media--portal {
  --photo: url("images/vneklassnoe-chtenie.png");
  background:
    linear-gradient(180deg, rgba(18, 24, 20, 0.12) 0%, rgba(18, 24, 20, 0.55) 70%, rgba(18, 24, 20, 0.78) 100%),
    var(--photo) center / cover no-repeat;
}

.expedition-media--silk {
  --photo: url("https://images.unsplash.com/photo-1469854523086-cc02fe5d8800?auto=format&fit=crop&w=1400&q=80");
}

.expedition-media--atlantis {
  --photo: url("images/atlantis-china.png");
}

.expedition-media--alchemist {
  --photo: url("images/carousel-alchemist/slide-01.jpg");
}

.expedition:hover .expedition-media,
.expedition:focus-within .expedition-media {
  transform: scale(1);
}

.expedition-body {
  position: relative;
  z-index: 1;
  align-self: end;
  padding: 1.5rem;
  transform: translateY(2.6rem);
  transition: transform 0.55s var(--ease);
}

.expedition:hover .expedition-body,
.expedition:focus-within .expedition-body {
  transform: translateY(0);
}

.expedition-meta {
  margin: 0 0 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}

.expedition h3 {
  margin-bottom: 0.5rem;
  color: #f4f6f1;
}

.expedition-body > p:not(.expedition-meta) {
  margin: 0 0 0.85rem;
  max-width: 32ch;
  color: rgba(244, 246, 241, 0.82);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.45s var(--ease) 0.05s, transform 0.45s var(--ease) 0.05s;
}

.expedition:hover .expedition-body > p:not(.expedition-meta),
.expedition:focus-within .expedition-body > p:not(.expedition-meta) {
  opacity: 1;
  transform: none;
}

.expedition-link {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(244, 246, 241, 0.92);
  border-bottom: 1px solid rgba(244, 246, 241, 0.35);
  padding-bottom: 0.15rem;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s var(--ease) 0.1s, transform 0.4s var(--ease) 0.1s, border-color 0.3s var(--ease);
}

.expedition:hover .expedition-link,
.expedition:focus-within .expedition-link {
  opacity: 1;
  transform: none;
}

.expedition:hover .expedition-link {
  border-bottom-color: rgba(244, 246, 241, 0.8);
}

@media (hover: none) {
  .expedition-body {
    transform: none;
  }

  .expedition-body > p:not(.expedition-meta),
  .expedition-link {
    opacity: 1;
    transform: none;
  }
}

/* Expedition carousel */

.carousel-gallery {
  max-width: 1280px;
  margin: clamp(2.5rem, 6vh, 4rem) auto 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.75rem, 4vw, 2.75rem);
  padding-top: clamp(1.75rem, 4vh, 2.5rem);
  border-top: 1px solid var(--line);
}

.expedition-carousel {
  margin: 0;
  padding-top: 0;
  border-top: 0;
}

.carousel-head {
  max-width: 36rem;
  margin-bottom: 1.5rem;
}

.carousel-kicker {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--moss);
}

.carousel-head h3 {
  margin-bottom: 0.55rem;
}

.carousel-lead {
  margin: 0;
  color: var(--ink-soft);
}

.carousel {
  position: relative;
  display: grid;
  gap: 1rem;
  justify-items: center;
}

.carousel-viewport {
  width: min(100%, 280px);
  aspect-ratio: 192 / 270;
  overflow: hidden;
  border: 1px solid rgba(26, 31, 28, 0.14);
  background: #0f2a33;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.carousel-viewport--tall {
  aspect-ratio: 194 / 329;
  background: #f3efe6;
}

.carousel-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  height: 100%;
  width: 100%;
  transition: transform 0.55s var(--ease);
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 100%;
  height: 100%;
  margin: 0;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.03);
  transition: transform 0.7s var(--ease), opacity 0.45s var(--ease);
  opacity: 0.88;
}

.carousel-slide.is-active img {
  transform: scale(1);
  opacity: 1;
}

.carousel-btn {
  position: absolute;
  top: calc(50% - 2.8rem);
  z-index: 2;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid rgba(26, 31, 28, 0.22);
  background: color-mix(in srgb, var(--paper) 88%, white);
  color: var(--ink);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.25s var(--ease), transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.carousel-btn:hover,
.carousel-btn:focus-visible {
  background: var(--moss);
  border-color: var(--moss);
  color: var(--paper);
  transform: scale(1.04);
  outline: none;
}

.carousel-btn:active {
  transform: scale(0.96);
}

.carousel-btn--prev {
  left: max(0px, calc(50% - 200px));
}

.carousel-btn--next {
  right: max(0px, calc(50% - 200px));
}

.carousel-meta {
  display: grid;
  gap: 0.75rem;
  justify-items: center;
  width: min(100%, 320px);
}

.carousel-counter {
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--moss-deep);
}

.carousel-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-content: center;
}

.carousel-dot {
  width: 0.55rem;
  height: 0.55rem;
  padding: 0;
  border: 1px solid rgba(26, 31, 28, 0.28);
  background: transparent;
  cursor: pointer;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.carousel-dot[aria-selected="true"] {
  background: var(--moss);
  border-color: var(--moss);
  transform: scale(1.15);
}

.carousel-cta {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid rgba(26, 31, 28, 0.28);
  padding-bottom: 0.15rem;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.carousel-cta:hover,
.carousel-cta:focus-visible {
  color: var(--moss-deep);
  border-bottom-color: var(--moss);
}

@media (max-width: 560px) {
  .carousel-btn--prev {
    left: 0;
  }

  .carousel-btn--next {
    right: 0;
  }

  .carousel-viewport {
    width: min(100%, 240px);
  }
}

@media (max-width: 900px) {
  .carousel-gallery {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .carousel-track,
  .carousel-slide img {
    transition: none;
  }
}

/* Approach */

.room-approach {
  background:
    radial-gradient(80% 70% at 80% 0%, rgba(79, 107, 87, 0.12), transparent 60%),
    linear-gradient(180deg, rgba(212, 219, 208, 0.65), rgba(232, 235, 228, 0.2));
}

.approach-stage {
  max-width: var(--max);
  margin: 0 auto;
}

.approach-stage blockquote {
  margin: 0 0 2.75rem;
  padding: 0;
  border: 0;
  max-width: 18ch;
}

.approach-stage blockquote p {
  margin: 0;
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.8rem);
  line-height: 1.25;
  font-style: italic;
  color: var(--ink-soft);
}

.approach-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--line);
  padding-top: 2rem;
}

.approach-columns h3 {
  margin-bottom: 0.55rem;
}

.approach-columns p {
  margin: 0;
  color: var(--ink-soft);
}

/* Process */

.process-track {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-track::before {
  content: "";
  position: absolute;
  top: 1.15rem;
  left: 0.4rem;
  right: 0.4rem;
  height: 1px;
  background: linear-gradient(90deg, var(--moss), var(--mist));
  opacity: 0.55;
}

.process-step {
  position: relative;
  padding: 0 1.25rem 0 0;
}

.step-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.3rem;
  height: 2.3rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--moss);
  background: var(--paper);
  color: var(--moss-deep);
  font-size: 0.85rem;
  font-weight: 600;
  position: relative;
  z-index: 1;
}

.process-step h3 {
  margin-bottom: 0.5rem;
}

.process-step p {
  margin: 0;
  color: var(--ink-soft);
}

/* Collaborate */

.collaborate-layout {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.collaborate-note {
  color: var(--ink-soft);
  max-width: 30rem;
}

.collab-form {
  display: grid;
  gap: 1.35rem;
  padding: 1.5rem 0 0;
  border-top: 1px solid var(--line);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}

.collab-form.is-success {
  opacity: 0.55;
  transform: translateY(4px);
  pointer-events: none;
}

.field-float {
  position: relative;
  display: block;
  padding-top: 1.15rem;
}

.field-float label {
  position: absolute;
  left: 0;
  top: 1.85rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
  color: rgba(26, 31, 28, 0.45);
  pointer-events: none;
  transform-origin: left center;
  transition: transform 0.28s var(--ease), color 0.28s var(--ease), top 0.28s var(--ease), font-size 0.28s var(--ease), letter-spacing 0.28s var(--ease);
}

.field-float input,
.field-float textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid rgba(26, 31, 28, 0.28);
  border-radius: 0;
  background: transparent;
  padding: 0.75rem 0;
  color: var(--ink);
  font: inherit;
  resize: vertical;
  transition: border-color 0.25s var(--ease);
}

.field-float textarea {
  min-height: 7rem;
}

.field-float input:focus,
.field-float textarea:focus {
  outline: none;
  border-bottom-color: var(--moss);
}

.field-float input:focus + label,
.field-float textarea:focus + label,
.field-float input:not(:placeholder-shown) + label,
.field-float textarea:not(:placeholder-shown) + label {
  top: 0;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--moss-deep);
}

.form-status {
  min-height: 1.4em;
  margin: 0;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--moss-deep);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

.form-status.is-visible {
  opacity: 1;
  transform: none;
}

.form-status.is-ok {
  color: var(--moss-deep);
}

.form-status.is-error {
  color: #7a3e34;
}

.collab-form .btn {
  justify-self: start;
  margin-top: 0.35rem;
}

/* Footer */

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem 1.5rem;
  padding: 1.5rem clamp(1rem, 4vw, 2.5rem) 2rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.footer-copy {
  display: grid;
  gap: 0.65rem;
}

.site-footer p {
  margin: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
}

.site-footer a {
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.25s var(--ease);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  opacity: 1;
}

.footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

/* Motion */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.9s var(--ease) var(--reveal-delay, 0ms),
    transform 0.9s var(--ease) var(--reveal-delay, 0ms);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes heroDrift {
  from {
    transform: scale(1.08) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.14) translate3d(-1.5%, -1%, 0);
  }
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes fadePulse {
  0%,
  100% {
    opacity: 0.45;
  }
  50% {
    opacity: 0.9;
  }
}

@keyframes gallerySweep {
  0%,
  18% {
    transform: translateX(-60%) rotate(8deg);
    opacity: 0;
  }
  28% {
    opacity: 1;
  }
  55% {
    transform: translateX(55%) rotate(8deg);
    opacity: 0.85;
  }
  70%,
  100% {
    transform: translateX(70%) rotate(8deg);
    opacity: 0;
  }
}

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

  .hero-sky,
  .scroll-hint,
  .hero-copy,
  .hero-portrait,
  .gallery-light,
  .reveal,
  .page-veil {
    animation: none !important;
    transition: none !important;
    opacity: 1;
    transform: none;
  }

  .page-veil {
    display: none;
  }

  .expedition-body,
  .expedition-body > p:not(.expedition-meta),
  .expedition-link {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Responsive */

@media (max-width: 1100px) {
  .hall-indicator {
    display: none;
  }
}

@media (max-width: 960px) {
  .room-grid,
  .collaborate-layout,
  .approach-columns,
  .process-track,
  .hero-stage {
    grid-template-columns: 1fr;
  }

  .hero-portrait {
    justify-self: start;
    width: min(100%, 360px);
    order: -1;
  }

  .process-track::before {
    display: none;
  }

  .expedition-wall {
    grid-template-columns: 1fr;
  }

  .service-item {
    grid-template-columns: 3.25rem 1fr;
  }
}

@media (max-width: 780px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 1rem 1.25rem;
    background: rgba(232, 235, 228, 0.96);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
    opacity: 1;
  }

  .hero {
    align-items: flex-end;
  }

  .scroll-hint {
    display: none;
  }
}

@media (max-width: 520px) {
  .hero-cta {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}