:root {
  --ink: #1f2933;
  --muted: #5c6773;
  --line: #e5e0d7;
  --paper: #fffdf8;
  --soft: #f6efe4;
  --sage: #6f8067;
  --teal: #2f7d86;
  --gold: #b5803c;
  --rose: #b85d55;
  --shadow: 0 22px 60px rgba(40, 35, 27, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(246, 239, 228, 0.86), rgba(255, 253, 248, 0.95) 420px),
    var(--paper);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  line-height: 1.75;
  overflow-x: hidden;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 18px clamp(20px, 4vw, 56px);
  background: rgba(255, 253, 248, 0.88);
  border-bottom: 1px solid rgba(229, 224, 215, 0.82);
  backdrop-filter: blur(14px);
}

.nav {
  display: flex;
  justify-content: flex-end;
  gap: clamp(16px, 3vw, 36px);
  max-width: 1180px;
  margin: 0 auto;
  font-size: 15px;
  color: var(--muted);
}

.nav a {
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.nav a:hover {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  align-items: center;
  gap: clamp(36px, 7vw, 92px);
  min-height: calc(100vh - 74px);
  padding-top: 44px;
  padding-bottom: 44px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(52px, 8vw, 96px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 24px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.2;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.35;
}

.lead {
  max-width: 760px;
  margin-bottom: 28px;
  color: #33404c;
  font-size: clamp(18px, 2vw, 22px);
}

.highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.highlights span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 14px;
  color: #26323c;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 6px 18px rgba(40, 35, 27, 0.06);
  font-size: 14px;
}

.hero-photo {
  position: relative;
  margin: 0;
}

.hero-photo::before {
  content: "";
  position: absolute;
  inset: 24px -18px -22px 24px;
  background: var(--sage);
  border-radius: 8px;
  opacity: 0.18;
}

.hero-photo img {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 20%;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.section-heading {
  max-width: 760px;
}

.fit {
  border-top: 1px solid var(--line);
}

.fit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.fit-grid article {
  padding: 24px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(40, 35, 27, 0.06);
}

.fit-grid article:nth-child(2) {
  border-top: 4px solid var(--teal);
}

.fit-grid article:nth-child(3) {
  border-top: 4px solid var(--gold);
}

.fit-grid article:nth-child(4) {
  border-top: 4px solid var(--rose);
}

.fit-grid p,
.timeline p,
.statement p,
.quote-block p,
.contact-section p,
.clean-list {
  color: var(--muted);
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 6vw, 72px);
  border-top: 1px solid var(--line);
}

.info-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.info-list div {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.info-list dt {
  color: var(--muted);
}

.info-list dd {
  margin: 0;
}

.info-list a,
.contact-card a,
.project-link {
  color: var(--teal);
  font-weight: 700;
}

.clean-list {
  margin: 0;
  padding-left: 20px;
}

.clean-list li + li {
  margin-top: 10px;
}

.timeline {
  border-left: 2px solid var(--line);
}

.timeline-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 28px;
  padding: 0 0 34px 28px;
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--paper);
  border: 3px solid var(--teal);
  border-radius: 50%;
}

.time {
  color: var(--gold);
  font-weight: 700;
}

.content {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.ai-section {
  width: 100%;
  max-width: none;
  padding-top: 64px;
  padding-bottom: 64px;
  padding-left: max(20px, calc((100% - 1180px) / 2));
  padding-right: max(20px, calc((100% - 1180px) / 2));
  background: #edf3f1;
}

.ai-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.48fr);
  gap: clamp(34px, 5vw, 72px);
  align-items: start;
}

.statement {
  font-size: 18px;
  max-width: 780px;
}

.project {
  overflow: hidden;
  padding: 0;
  background: #ffffff;
  border: 1px solid #d6e2de;
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(31, 73, 74, 0.1);
}

.project-cover {
  display: block;
  color: inherit;
}

.project-cover img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center top;
  border-bottom: 1px solid #d6e2de;
}

.project-body {
  padding: 22px 24px 24px;
}

.project span {
  display: block;
  margin-bottom: 8px;
  color: var(--rose);
  font-size: 14px;
  font-weight: 700;
}

.quote-block {
  margin-top: 34px;
  padding: 24px 28px;
  background: rgba(255, 253, 248, 0.78);
  border-left: 5px solid var(--teal);
  border-radius: 0 8px 8px 0;
}

.quote-block p {
  margin-bottom: 0;
}

.photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.photo-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: 50% 20%;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.contact-section {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  border-top: 1px solid var(--line);
}

.contact-card {
  display: grid;
  gap: 10px;
  min-width: 280px;
  padding: 24px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

@media (max-width: 980px) {
  .hero,
  .two-column,
  .ai-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-photo {
    max-width: 520px;
  }

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

@media (max-width: 680px) {
  .site-header {
    padding: 12px 20px;
  }

  .nav {
    justify-content: space-between;
    gap: 10px;
    font-size: 14px;
  }

  .section {
    width: min(100% - 28px, 1180px);
    padding: 48px 0;
  }

  .hero {
    padding-top: 34px;
  }

  .hero-photo::before {
    inset: 18px -8px -18px 18px;
  }

  h1 {
    font-size: 52px;
  }

  .lead {
    font-size: 17px;
  }

  .fit-grid,
  .photo-grid {
    grid-template-columns: 1fr;
  }

  .timeline {
    border-left: 0;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding-left: 0;
  }

  .timeline-item::before {
    display: none;
  }

  .info-list div {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .contact-card {
    min-width: 0;
  }
}