:root {
  color-scheme: light;
  --ink: #20221f;
  --muted: #686b62;
  --paper: #f7f3ea;
  --panel: #fffaf1;
  --line: rgba(32, 34, 31, 0.14);
  --olive: #55633c;
  --brick: #9b4c36;
  --blue: #2f5c71;
  --gold: #c18a39;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  letter-spacing: 0;
}

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

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

button {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  color: #fff;
  background: linear-gradient(to bottom, rgba(19, 20, 18, 0.72), rgba(19, 20, 18, 0));
}

.site-header.solid {
  background: rgba(24, 26, 23, 0.92);
  backdrop-filter: blur(14px);
}

.brand {
  display: grid;
  gap: 2px;
  line-height: 1;
}

.brand span {
  font-size: 18px;
  font-weight: 700;
}

.brand small {
  font-size: 10px;
  text-transform: uppercase;
  opacity: 0.72;
}

nav {
  display: flex;
  gap: 8px;
}

nav a,
.hero-actions a {
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 999px;
  padding: 9px 15px;
  font-size: 13px;
  backdrop-filter: blur(12px);
}

.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  align-items: end;
  overflow: hidden;
}

.hero > img,
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-video {
  background: #111;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 12, 11, 0.78), rgba(10, 12, 11, 0.3) 52%, rgba(10, 12, 11, 0.1)),
    linear-gradient(0deg, rgba(247, 243, 234, 1), rgba(247, 243, 234, 0) 28%);
}

.hero-content {
  position: relative;
  width: min(820px, calc(100% - 36px));
  margin: 0 auto;
  padding: 150px 0 15vh;
  color: #fff;
}

.kicker,
.section-label,
.phase-index {
  margin: 0;
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 14px 0 18px;
  max-width: 760px;
  font-size: clamp(44px, 8vw, 92px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero p:not(.kicker) {
  max-width: 620px;
  margin: 0;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-actions a:first-child {
  color: var(--ink);
  background: #fff;
  border-color: #fff;
}

.overview,
.phases,
.gallery-section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 88px 0;
}

.overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
  margin-top: 18px;
}

h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 54px);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 31px);
  line-height: 1.22;
}

.overview p,
.phase-copy p:not(.phase-index),
.gallery-heading p,
.feature-strip p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.84;
}

.facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.facts div {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.facts dt {
  color: var(--brick);
  font-weight: 700;
}

.facts dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
}

.feature-strip article {
  min-height: 260px;
  padding: clamp(28px, 4vw, 54px);
  background: var(--panel);
}

.feature-strip span {
  display: block;
  margin-bottom: 42px;
  color: var(--brick);
  font-weight: 800;
}

.phases h2 {
  margin-top: 14px;
}

.phase-list {
  display: grid;
  gap: 72px;
  margin-top: 42px;
}

.phase-item {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(24px, 5vw, 72px);
  align-items: center;
}

.phase-item.reverse {
  grid-template-columns: 1.18fr 0.82fr;
}

.phase-item.reverse .phase-copy {
  order: 2;
}

.phase-copy {
  padding: clamp(4px, 2vw, 24px) 0;
}

.image-button,
.gallery button {
  display: block;
  padding: 0;
  color: inherit;
  background: transparent;
  border: 0;
  cursor: zoom-in;
}

.image-button {
  overflow: hidden;
  border-radius: 8px;
  box-shadow: 0 24px 60px rgba(32, 34, 31, 0.18);
}

.image-button img {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 500ms ease;
}

.image-button:hover img,
.gallery button:hover img {
  transform: scale(1.035);
}

.gallery-heading {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: end;
  margin-bottom: 28px;
}

.gallery-heading h2 {
  margin-top: 12px;
}

.gallery-heading p {
  max-width: 360px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.gallery button {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: #111;
}

.gallery img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 500ms ease, opacity 500ms ease;
}

.gallery span {
  position: absolute;
  left: 12px;
  bottom: 12px;
  max-width: calc(100% - 24px);
  padding: 7px 10px;
  color: #fff;
  background: rgba(18, 20, 18, 0.62);
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.2;
  backdrop-filter: blur(10px);
}

.lightbox {
  position: fixed;
  z-index: 60;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 28px;
  background: rgba(8, 9, 8, 0.88);
}

.lightbox[hidden] {
  display: none;
}

.lightbox figure {
  width: min(1180px, 100%);
  margin: 0;
}

.lightbox img {
  max-height: 82vh;
  object-fit: contain;
  border-radius: 8px;
  background: #111;
}

.lightbox figcaption {
  margin-top: 12px;
  color: #fff;
  text-align: center;
  font-size: 14px;
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 42px;
  height: 42px;
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 50%;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.finished-page {
  background: #f3efe5;
}

.finished-section {
  background: #f3efe5;
  padding: 84px 0 0;
}

.finished-hero {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto;
  padding: 150px 0 58px;
}

.finished-hero.inline {
  padding: 0 0 38px;
}

.finished-hero h1,
.finished-hero h2 {
  margin: 14px 0 18px;
  font-size: clamp(42px, 7vw, 84px);
  line-height: 1;
  letter-spacing: 0;
}

.finished-hero p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.78;
}

.finished-gallery {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.finished-gallery button {
  position: relative;
  display: block;
  min-height: 260px;
  padding: 0;
  overflow: hidden;
  color: #fff;
  background: #111;
  border: 0;
  border-radius: 8px;
  cursor: zoom-in;
}

.finished-gallery .finished-lead {
  grid-column: span 2;
  grid-row: span 2;
}

.finished-gallery img {
  height: 100%;
  min-height: 260px;
  object-fit: cover;
  transition: transform 500ms ease, opacity 500ms ease;
}

.finished-gallery button:hover img {
  transform: scale(1.035);
}

.finished-gallery span {
  position: absolute;
  left: 14px;
  bottom: 14px;
  max-width: calc(100% - 28px);
  padding: 8px 11px;
  color: #fff;
  background: rgba(18, 20, 18, 0.62);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.2;
  backdrop-filter: blur(10px);
}

.finished-note {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto;
  padding: 76px 0 96px;
}

.finished-note h2 {
  font-size: clamp(28px, 4vw, 48px);
}

.finished-note p {
  max-width: 760px;
  margin: 18px 0 28px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.finished-note a {
  display: inline-block;
  padding: 11px 18px;
  color: #fff;
  background: var(--ink);
  border-radius: 999px;
  font-size: 14px;
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
  }

  nav {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  nav a {
    padding: 8px 11px;
  }

  .hero {
    min-height: 82vh;
  }

  .overview-grid,
  .phase-item,
  .phase-item.reverse {
    grid-template-columns: 1fr;
  }

  .phase-item.reverse .phase-copy {
    order: 0;
  }

  .feature-strip {
    grid-template-columns: 1fr;
  }

  .feature-strip article {
    min-height: auto;
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .finished-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .finished-gallery .finished-lead {
    grid-column: span 2;
  }
}

@media (max-width: 560px) {
  .site-header {
    position: absolute;
    padding: 16px;
  }

  .brand span {
    font-size: 16px;
  }

  nav a {
    font-size: 12px;
  }

  .hero-content {
    width: calc(100% - 32px);
    padding-bottom: 12vh;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero p:not(.kicker) {
    font-size: 16px;
  }

  .overview,
  .phases,
  .gallery-section {
    width: calc(100% - 32px);
    padding: 64px 0;
  }

  .facts div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .gallery-heading {
    display: block;
  }

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

  .finished-hero {
    padding-top: 130px;
  }

  .finished-gallery {
    grid-template-columns: 1fr;
  }

  .finished-gallery .finished-lead {
    grid-column: auto;
    grid-row: auto;
  }

  .lightbox {
    padding: 14px;
  }
}