:root {
  --paper: #f7f7f5;
  --surface: #ffffff;
  --ink: #202020;
  --muted: #777772;
  --soft: #b9b9b4;
  --line: #deded9;
  --line-dark: #2a2a2a;
  --max: 1480px;
  --gutter: clamp(18px, 3vw, 42px);
}

* {
  box-sizing: border-box;
}

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

html::-webkit-scrollbar,
body::-webkit-scrollbar {
  width: 0;
  height: 0;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.35;
  letter-spacing: 0;
  overflow-x: hidden;
}

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

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

p {
  margin: 0;
}

.page-header > *,
.home-index > *,
.work-row > *,
.about-section > *,
.entry > *,
.project-hero > *,
.project-intro > *,
.project-gallery > *,
.project-nav > *,
.site-footer > * {
  min-width: 0;
}

p,
h1,
h2,
h3 {
  overflow-wrap: break-word;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  min-height: 52px;
  padding: 0 var(--gutter);
  border-bottom: 1px solid var(--line);
  background: rgba(247, 247, 245, 0.94);
  backdrop-filter: blur(14px);
  font-size: 12px;
}

.brand {
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 28px);
  color: var(--muted);
}

.nav-links a,
.text-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
}

.nav-links a::after,
.text-link::after {
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
  content: "";
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after,
.text-link:hover::after {
  transform: scaleX(1);
}

.home-cover {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 18vw);
  min-height: calc(100vh - 52px);
  background: var(--surface);
}

.cover-image {
  display: block;
  min-height: 620px;
  overflow: hidden;
}

.cover-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cover-panel {
  display: grid;
  align-content: space-between;
  min-height: calc(100vh - 52px);
  padding: clamp(28px, 4vw, 58px) clamp(22px, 3vw, 42px);
  border-left: 1px solid var(--line);
  background: var(--surface);
}

.cover-panel small,
.kicker,
.section-label,
.project-count,
.meta-label,
figcaption {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.3;
}

.cover-title {
  margin: 0;
  font-size: clamp(28px, 2.6vw, 40px);
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.cover-subtitle {
  margin-top: 6px;
  max-width: 180px;
  color: var(--muted);
}

.cover-mark {
  width: 48px;
  height: auto;
}

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(54px, 8vw, 112px) var(--gutter);
}

.page-header {
  display: grid;
  grid-template-columns: minmax(120px, 0.24fr) minmax(0, 0.76fr);
  gap: var(--gutter);
  margin-bottom: clamp(54px, 7vw, 96px);
}

.work-header {
  grid-template-columns: 72px minmax(0, 1fr);
}

.work-header .lead {
  width: min(100%, 740px);
  max-width: 740px;
}

.work-header h1 {
  font-size: clamp(42px, 6.2vw, 92px);
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 500;
  line-height: 0.98;
}

h1 {
  max-width: 980px;
  font-size: clamp(46px, 8vw, 126px);
  letter-spacing: -0.03em;
}

.about-title {
  font-family: "Segoe UI Variable Display", "Aptos Display", "Helvetica Neue", Arial, sans-serif;
  font-size: clamp(24px, 2.9vw, 34px);
  font-weight: 400;
  letter-spacing: -0.018em;
  line-height: 1.02;
}

h2 {
  font-size: clamp(26px, 4vw, 58px);
  letter-spacing: -0.025em;
}

h3 {
  font-size: clamp(20px, 2.2vw, 34px);
  letter-spacing: -0.015em;
}

.lead {
  width: min(100%, 620px);
  max-width: 620px;
  margin-top: 18px;
  color: var(--muted);
  font-size: clamp(15px, 1.55vw, 20px);
  line-height: 1.42;
  text-wrap: pretty;
}

.home-index {
  display: grid;
  grid-template-columns: minmax(140px, 0.22fr) minmax(0, 0.78fr);
  gap: var(--gutter);
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(56px, 8vw, 104px) var(--gutter);
  border-top: 1px solid var(--line);
}

.mini-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.mini-list a {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.mini-list span:first-child {
  color: var(--muted);
}

.mini-list span:last-child {
  color: var(--soft);
  text-align: right;
}

.work-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-dark);
}

.work-row {
  display: grid;
  grid-template-columns: 72px minmax(260px, 1.12fr) minmax(220px, 1fr) minmax(210px, 0.7fr);
  gap: clamp(18px, 3vw, 42px);
  align-items: start;
  padding: clamp(20px, 3vw, 34px) 0;
  border-bottom: 1px solid var(--line);
}

.work-row:hover .work-thumb img {
  transform: scale(1.03);
}

.project-count {
  padding-top: 4px;
}

.work-info {
  display: grid;
  gap: 16px;
}

.work-info h2 {
  font-size: clamp(28px, 3.3vw, 46px);
  line-height: 1.02;
  letter-spacing: -0.018em;
}

.work-info p {
  width: min(100%, 530px);
  max-width: 530px;
  color: var(--muted);
}

.work-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 22px;
  color: var(--ink);
  font-size: 12px;
}

.meta-label {
  display: block;
  margin-bottom: 3px;
}

.work-thumb {
  aspect-ratio: 1.48;
  overflow: hidden;
  background: #ececea;
}

.work-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 240ms ease;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line-dark);
}

.about-section {
  display: grid;
  grid-template-columns: minmax(160px, 0.25fr) minmax(0, 0.75fr);
  gap: var(--gutter);
  padding: clamp(28px, 4vw, 48px) 0;
  border-bottom: 1px solid var(--line);
}

.about-section > h2 {
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none;
}

.stack {
  display: grid;
  gap: 22px;
}

.entry {
  display: grid;
  grid-template-columns: minmax(120px, 0.22fr) minmax(0, 0.78fr);
  gap: 24px;
}

.entry time {
  color: var(--muted);
  font-size: 12px;
}

.entry p,
.compact-list {
  color: var(--muted);
}

.compact-list {
  columns: 1;
  column-count: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}

.compact-list li {
  break-inside: avoid;
  margin-bottom: 8px;
}

.project-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(54px, 8vw, 108px) var(--gutter) clamp(38px, 6vw, 78px);
}

.project-hero h1 {
  font-size: clamp(42px, 7vw, 96px);
  letter-spacing: -0.024em;
}

.project-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.64fr) minmax(220px, 0.36fr);
  gap: var(--gutter);
  margin-top: clamp(20px, 3vw, 34px);
}

.project-intro p {
  max-width: 660px;
  color: var(--muted);
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.48;
}

.project-meta {
  display: grid;
  gap: 15px;
  align-self: start;
  padding-top: 4px;
  font-size: 12px;
}

.project-pages {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(58px, 8vw, 112px);
}

.project-gallery {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(48px, 7vw, 92px);
}

.gallery-header {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-bottom: clamp(24px, 4vw, 48px);
  padding-top: clamp(22px, 4vw, 44px);
  border-top: 1px solid var(--line-dark);
}

.gallery-header h2 {
  font-size: clamp(22px, 2.6vw, 36px);
  letter-spacing: -0.015em;
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: clamp(18px, 2vw, 28px);
}

.source-card {
  display: grid;
  gap: 9px;
  align-content: start;
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.source-card img {
  width: 100%;
  height: auto;
  max-height: 680px;
  object-fit: contain;
  background: var(--surface);
}

.portfolio-page {
  margin: 0 0 clamp(28px, 5vw, 70px);
}

.portfolio-page img {
  width: 100%;
  height: auto;
  background: var(--surface);
  box-shadow: 0 1px 0 var(--line);
}

.portfolio-page figcaption {
  margin-top: 10px;
}

.project-gallery img,
.project-pages img {
  cursor: zoom-in;
}

.project-gallery img:focus-visible,
.project-pages img:focus-visible {
  outline: 1px solid var(--line-dark);
  outline-offset: 4px;
}

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  background:
    radial-gradient(circle at 30% 28%, rgba(255, 255, 255, 0.64), transparent 34%),
    linear-gradient(135deg, rgba(247, 247, 245, 0.94), rgba(222, 222, 217, 0.88) 46%, rgba(32, 32, 32, 0.44));
  opacity: 0;
  transition: opacity 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.image-lightbox::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent, rgba(255, 255, 255, 0.24), transparent);
  transform: translateX(-38%);
  transition: transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.image-lightbox.is-open {
  opacity: 1;
}

.image-lightbox.is-open::after {
  transform: translateX(38%);
}

.image-lightbox__image {
  position: fixed;
  z-index: 82;
  object-fit: contain;
  box-shadow: 0 22px 70px rgba(32, 32, 32, 0.24);
  transition:
    left 420ms cubic-bezier(0.22, 1, 0.36, 1),
    top 420ms cubic-bezier(0.22, 1, 0.36, 1),
    width 420ms cubic-bezier(0.22, 1, 0.36, 1),
    height 420ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.image-lightbox__close {
  position: fixed;
  top: 18px;
  right: 20px;
  z-index: 83;
  width: 34px;
  height: 34px;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font: 300 28px/1 Inter, "Helvetica Neue", Arial, sans-serif;
}

.image-lightbox__nav {
  position: fixed;
  top: 50%;
  z-index: 83;
  display: grid;
  place-items: center;
  width: 42px;
  height: 56px;
  border: 1px solid rgba(32, 32, 32, 0.18);
  background: rgba(247, 247, 245, 0.62);
  color: var(--ink);
  cursor: pointer;
  font: 300 34px/1 Inter, "Helvetica Neue", Arial, sans-serif;
  transform: translateY(-50%);
  transition:
    background 160ms ease,
    border-color 160ms ease;
}

.image-lightbox__nav:hover,
.image-lightbox__nav:focus-visible {
  border-color: rgba(32, 32, 32, 0.36);
  background: rgba(247, 247, 245, 0.86);
  outline: 0;
}

.image-lightbox__nav--previous {
  left: 22px;
}

.image-lightbox__nav--next {
  right: 22px;
}

.is-lightbox-open {
  position: fixed;
  width: 100%;
  overflow: hidden;
}

.project-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gutter);
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(56px, 7vw, 88px);
}

.project-nav a {
  display: grid;
  gap: 7px;
  min-height: 74px;
  padding-top: 14px;
  border-top: 1px solid var(--line-dark);
}

.project-nav a:last-child {
  text-align: right;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--gutter);
  align-items: end;
  max-width: var(--max);
  margin: 0 auto;
  padding: 34px var(--gutter) 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.footer-links {
  display: flex;
  gap: 22px;
  justify-content: flex-end;
}

@media (max-width: 980px) {
  .home-cover,
  .page-header,
  .home-index,
  .about-grid,
  .about-section,
  .project-hero,
  .project-intro,
  .gallery-header {
    grid-template-columns: 1fr;
  }

  .home-cover {
    min-height: auto;
  }

  .cover-image {
    min-height: 58vh;
  }

  .cover-panel {
    min-height: 380px;
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .work-row {
    grid-template-columns: 54px minmax(0, 1fr);
  }

  .work-thumb {
    grid-column: 1 / -1;
    order: -1;
  }

  .work-info {
    grid-column: 2;
  }

  .work-meta {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 13px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 18px;
  }

  .site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    min-height: 78px;
    padding-top: 11px;
    padding-bottom: 11px;
  }

  .brand {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .nav-links {
    flex: 0 1 auto;
    justify-content: flex-end;
    flex-wrap: nowrap;
    gap: clamp(10px, 3vw, 18px);
  }

  .footer-links {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 16px;
    justify-content: normal;
    align-items: start;
    width: 100%;
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }

  .footer-links a {
    min-width: 0;
    overflow-wrap: anywhere;
  }

  .footer-links a:last-child {
    text-align: right;
  }

  .cover-image {
    min-height: 48vh;
  }

  .cover-panel {
    align-content: start;
    gap: 28px;
    min-height: auto;
  }

  .cover-panel > div {
    max-width: 420px;
  }

  .cover-panel > div:last-of-type {
    padding-top: 20px;
    border-top: 1px solid var(--line);
  }

  .cover-subtitle {
    max-width: none;
    line-height: 1.42;
  }

  .cover-mark {
    margin-top: 6px;
  }

  .page,
  .project-hero,
  .project-pages,
  .home-index,
  .site-footer {
    width: 100%;
    overflow-x: hidden;
  }

  .lead,
  .work-info p,
  .project-intro p {
    width: calc(100vw - 36px);
    max-width: calc(100vw - 36px);
  }

  .mini-list a {
    grid-template-columns: 46px 1fr;
  }

  .mini-list span:last-child {
    grid-column: 2;
    text-align: left;
  }

  .work-row,
  .entry,
  .project-nav {
    grid-template-columns: 1fr;
  }

  .work-info,
  .work-meta {
    grid-column: 1;
  }

  .compact-list {
    columns: 1;
  }

  .project-nav a:last-child {
    text-align: left;
  }
}

@media (max-width: 520px) {
  :root {
    --gutter: 18px;
  }

  .site-nav {
    position: sticky;
    min-height: 78px;
  }

  .brand {
    font-size: 15px;
  }

  .nav-links {
    gap: 8px;
    font-size: 11px;
  }

  .home-cover {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .cover-image {
    min-height: 54vh;
  }

  .cover-panel {
    min-height: auto;
    padding: 34px var(--gutter) 36px;
  }

  .cover-title {
    font-size: 30px;
  }

  .home-index {
    padding-top: 42px;
    padding-bottom: 62px;
  }

  h1,
  .project-hero h1 {
    font-size: clamp(36px, 12vw, 48px);
    letter-spacing: -0.02em;
  }

  .work-header h1 {
    font-size: clamp(32px, 10vw, 42px);
  }

  h2 {
    font-size: clamp(28px, 9vw, 38px);
    line-height: 1.04;
  }

  .lead {
    margin-top: 16px;
    font-size: 15px;
  }

  .page {
    padding-top: 46px;
  }

  .page-header {
    margin-bottom: 48px;
  }

  .about-title {
    font-size: 26px;
  }

  .about-section {
    gap: 18px;
    padding: 30px 0;
  }

  .work-row {
    gap: 12px;
    padding: 26px 0;
  }

  .work-info h2 {
    font-size: 32px;
  }

  .work-meta {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .work-thumb {
    aspect-ratio: 1.42;
  }

  .project-hero {
    padding-top: 46px;
    padding-bottom: 46px;
  }

  .project-intro {
    gap: 22px;
    margin-top: 18px;
  }

  .project-meta {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .gallery-header h2 {
    font-size: 28px;
  }

  .source-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .image-lightbox__close {
    top: 12px;
    right: 12px;
  }

  .image-lightbox__nav {
    width: 36px;
    height: 50px;
    font-size: 30px;
  }

  .image-lightbox__nav--previous {
    left: 10px;
  }

  .image-lightbox__nav--next {
    right: 10px;
  }

  .site-footer {
    gap: 14px;
    padding-top: 26px;
    padding-bottom: 30px;
  }
}