@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;700;800&family=ZCOOL+XiaoWei&display=swap');

:root {
  --ink: #0e1a24;
  --ink-soft: #243442;
  --muted: #5b6b78;
  --line: rgba(14, 26, 36, 0.12);
  --paper: #eef2f4;
  --panel: #f7fafb;
  --white: #ffffff;
  --signal: #0f766e;
  --signal-deep: #115e59;
  --glow: #99f6e4;
  --max: 1180px;
  --display: 'ZCOOL XiaoWei', 'Songti SC', serif;
  --sans: 'Manrope', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  background:
    linear-gradient(180deg, #f4f7f8 0%, var(--paper) 40%, #e7eef1 100%);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { margin: 0; padding: 0; list-style: none; }

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid transparent;
  background: rgba(238, 242, 244, 0.9);
  backdrop-filter: blur(14px);
  transition: border-color .25s ease, background .25s ease;
}
.site-header.is-solid { border-color: var(--line); }
.nav-inner {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: nowrap;
}
.brand {
  font-family: var(--display);
  font-size: 1.85rem;
  letter-spacing: 0.08em;
  line-height: 1;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  flex: 1 1 auto;
  justify-content: flex-end;
}
.nav-links a {
  position: relative;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
}
.site-search {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex: 0 1 240px;
  min-width: 180px;
  max-width: 280px;
}
.site-search input[type="search"] {
  width: 100%;
  min-width: 0;
  height: 36px;
  padding: 0 0.7rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(255,255,255,0.72);
  color: var(--ink);
  font-size: 0.88rem;
  outline: none;
}
.site-search input[type="search"]:focus {
  border-color: var(--signal);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}
.site-search button {
  flex: 0 0 auto;
  height: 36px;
  padding: 0 0.85rem;
  border: 0;
  border-radius: 4px;
  background: var(--signal-deep);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}
.site-search button:hover { filter: brightness(1.05); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: var(--signal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav-links a:hover,
.nav-links a.active { color: var(--ink); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

/* hero - one composition */
.hero {
  min-height: 0;
  height: auto;
  position: relative;
  overflow: hidden;
  color: #f4fffd;
  background:
    radial-gradient(900px 500px at 78% 18%, rgba(15, 118, 110, 0.55), transparent 55%),
    radial-gradient(700px 420px at 12% 80%, rgba(153, 246, 228, 0.18), transparent 50%),
    linear-gradient(135deg, #071018 0%, #102433 48%, #0f3d3a 100%);
}
.hero-mesh {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 70% 40%, #000 20%, transparent 72%);
  animation: meshDrift 18s linear infinite;
}
.hero-inner {
  position: relative;
  z-index: 1;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 1.6rem 0 1.8rem;
  display: grid;
  align-content: center;
  min-height: 0;
  height: auto;
}
.hero-inner-split {
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.9fr);
  gap: 1.5rem;
  align-items: center;
}
.hero-copy {
  min-width: 0;
  animation: rise .85s ease both;
}
.hero-visual {
  min-width: 0;
  animation: rise .9s ease .18s both;
}
.hero-kicker {
  margin: 0 0 0.55rem;
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(153, 246, 228, 0.9);
  font-weight: 700;
}
.hero-brand {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  letter-spacing: 0.1em;
  line-height: 0.95;
}
.hero-lead {
  margin: 0.7rem 0 0;
  max-width: 34rem;
  font-size: 1rem;
  line-height: 1.65;
  color: rgba(244, 255, 253, 0.9);
}
.hero-sub {
  margin: 0.4rem 0 0;
  max-width: 32rem;
  font-size: 0.9rem;
  line-height: 1.55;
  color: rgba(244, 255, 253, 0.68);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0.9rem 0 0.75rem;
  max-width: 24rem;
}
.hero-stat {
  display: grid;
  gap: 0.1rem;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  transition: background .2s ease, border-color .2s ease;
}
.hero-stat:hover {
  background: rgba(153, 246, 228, 0.12);
  border-color: rgba(153, 246, 228, 0.35);
}
.hero-stat strong {
  font-size: 1.25rem;
  line-height: 1;
  color: #99f6e4;
}
.hero-stat span {
  font-size: 0.82rem;
  color: rgba(244,255,253,0.72);
}
.hero-topics {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}
.hero-topics-label {
  font-size: 0.82rem;
  color: rgba(244,255,253,0.55);
  margin-right: 0.15rem;
}
.hero-topics a {
  padding: 0.22rem 0.55rem;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.16);
  font-size: 0.84rem;
  color: rgba(244,255,253,0.88);
  background: rgba(0,0,0,0.12);
}
.hero-topics a:hover {
  border-color: rgba(153, 246, 228, 0.5);
  color: #99f6e4;
}
/* hero slideshow - fixed short height, ignore tall images */
.hero-slider {
  position: relative;
  width: 100%;
  height: 220px;
  max-height: 220px;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(7, 16, 24, 0.35);
  border: 1px solid rgba(255,255,255,0.14);
  box-shadow: 0 14px 28px rgba(0,0,0,0.2);
}
.hero-slider-track {
  position: absolute;
  inset: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.03);
  transition: opacity .55s ease, transform .8s ease;
  color: #fff;
  overflow: hidden;
}
.hero-slide.is-active {
  opacity: 1;
  transform: none;
  z-index: 1;
}
.hero-slide img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-slide-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 1.5rem 0.95rem 0.85rem;
  background: linear-gradient(180deg, transparent, rgba(7,16,24,0.92));
  display: grid;
  gap: 0.28rem;
}
.hero-slide-badge {
  display: inline-flex;
  width: fit-content;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  background: rgba(15, 118, 110, 0.85);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.hero-slide-cap strong {
  font-family: var(--display);
  font-size: 1.2rem;
  letter-spacing: 0.03em;
}
.hero-slide-cap em {
  font-style: normal;
  font-size: 0.86rem;
  color: rgba(244,255,253,0.82);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hero-slide-more {
  font-size: 0.82rem;
  color: #99f6e4;
  font-weight: 700;
}
.hero-slider-dots {
  position: absolute;
  z-index: 3;
  left: 0.85rem;
  top: 0.75rem;
  display: flex;
  gap: 0.35rem;
}
.hero-dot {
  width: 8px;
  height: 8px;
  border: 0;
  border-radius: 99px;
  padding: 0;
  background: rgba(255,255,255,0.45);
  cursor: pointer;
}
.hero-dot.is-active { background: #99f6e4; width: 18px; }
.hero-nav {
  position: absolute;
  z-index: 3;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 50%;
  background: rgba(7,16,24,0.45);
  color: #fff;
  cursor: pointer;
}
.hero-nav::before {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  margin: 10px auto 0;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
}
.hero-nav-prev { left: 0.55rem; }
.hero-nav-prev::before { transform: rotate(135deg); margin-left: 11px; }
.hero-nav-next { right: 0.55rem; }
.hero-nav-next::before { transform: rotate(-45deg); margin-left: 8px; }
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 0.2rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 1.25rem;
  border: 1px solid transparent;
  border-radius: 10px;
  background: var(--signal);
  color: #fff;
  font-weight: 700;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); background: var(--signal-deep); }
.btn-ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}
.btn-line {
  background: transparent;
  border-color: var(--ink);
  color: var(--ink);
}

/* sections */
.section {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 4rem 0;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.75rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}
.section-head h2,
.page-title,
.bio-kicker {
  margin: 0;
  font-family: var(--display);
  letter-spacing: 0.04em;
}
.section-head h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.page-title { font-size: clamp(2.2rem, 4.5vw, 3.2rem); line-height: 1.15; }
.muted { color: var(--muted); margin: 0.35rem 0 0; }

/* people / works interactive tiles */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}
.tile {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  background: #d9e3e8;
  isolation: isolate;
}
.tile-media {
  aspect-ratio: 16 / 11;
  overflow: hidden;
}
.tile-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .7s ease;
}
.tile:hover .tile-media img { transform: scale(1.06); }
.tile-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1.1rem 1rem 1rem;
  background: linear-gradient(180deg, transparent, rgba(7, 16, 24, 0.88));
  color: #f4fffd;
  transform: translateY(8px);
  transition: transform .3s ease;
}
.tile:hover .tile-body { transform: none; }
.tile-body h3 {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: 0.03em;
}
.tile-body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: rgba(244,255,253,0.82);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tile-more {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.82rem;
  color: #99f6e4;
  font-weight: 700;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}
.work-item {
  display: block;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  transition: color .2s ease;
}
.work-item:hover { color: var(--signal-deep); }
.work-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 4px;
  background: #d5dee4;
  margin-bottom: 0.85rem;
}
.work-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}
.work-item:hover .work-media img { transform: scale(1.04); }
.work-item h3 {
  margin: 0 0 0.35rem;
  font-size: 1.12rem;
  font-weight: 700;
}
.work-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* news timeline */
.news-stream { display: grid; gap: 0; }
.news-item {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
  align-items: start;
  transition: background .2s ease;
}
.news-item:last-child { border-bottom: 1px solid var(--line); }
.news-item:hover { background: rgba(255,255,255,0.45); }
.news-date {
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--signal-deep);
  padding-top: 0.2rem;
}
.news-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.2rem;
  font-family: var(--display);
  letter-spacing: 0.02em;
}
.news-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

/* list page */
.list-hero {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 2.5rem 0 0.5rem;
}
.position {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 0.9rem;
}
.position a:hover { color: var(--signal-deep); }
.breadcrumb {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}
.breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.breadcrumb li:not(:last-child)::after {
  content: "/";
  color: var(--muted);
  opacity: 0.7;
}
.list-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
  width: min(100% - 2rem, var(--max));
  margin: 0 auto 3rem;
}
.list-card {
  display: block;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  transition: transform .25s ease, border-color .25s ease;
}
.list-card:hover {
  transform: translateY(-3px);
  border-color: rgba(15, 118, 110, 0.35);
}
.list-card .media {
  aspect-ratio: 16 / 11;
  background: #d7e1e7;
  overflow: hidden;
}
.list-card .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.list-card:hover .media img { transform: scale(1.04); }
.list-card .body { padding: 0.75rem 0.7rem 0.85rem; }
.list-card h3 {
  margin: 0 0 0.35rem;
  font-family: var(--display);
  font-size: 1.05rem;
}
.list-card p {
  margin: 0 0 0.55rem;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
  color: var(--muted);
  font-size: 0.88rem;
}
.tag {
  color: var(--signal-deep);
  font-weight: 700;
}

/* detail - intro first */
.detail {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}
.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 1.6rem;
  align-items: start;
}
.detail-main { min-width: 0; }
.detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  position: sticky;
  top: 5rem;
}
.detail-top {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  margin-bottom: 1rem;
}
.portrait {
  width: 88px;
  aspect-ratio: 1;
  border-radius: 4px;
  overflow: hidden;
  background: #d5dee4;
}
.portrait img { width: 100%; height: 100%; object-fit: cover; }
.detail-heading .page-title {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 1.9rem);
  line-height: 1.25;
}
.detail-heading .meta {
  margin-top: 0.45rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  font-size: 0.92rem;
  color: var(--ink-soft);
}
.meta-time {
  color: var(--ink-soft);
  font-weight: 600;
}
.detail-lead {
  margin: 0.55rem 0 0;
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--ink-soft);
}
.bio-block {
  margin-top: 0.35rem;
  padding: 1.1rem 0 1.6rem;
  border-top: 2px solid var(--ink);
}
.bio-kicker {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  color: var(--signal-deep);
  font-weight: 800;
}
.related {
  margin-top: 1.8rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}
.detail-sidebar .aside-box + .aside-box {
  margin-top: 0;
}
.bio-prose,
#text {
  max-width: 46rem;
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 2.05;
  color: var(--ink-soft);
  white-space: pre-wrap;
}
#text p { margin: 0 0 1em; }
.list-grid-related {
  width: 100%;
  margin: 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.info-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--line);
}
.info-tags-label {
  font-weight: 800;
  color: var(--signal-deep);
  letter-spacing: 0.06em;
}
.info-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.info-tags-list a,
.tag-link {
  display: inline-flex;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink-soft);
  font-size: 0.88rem;
  background: rgba(255,255,255,0.55);
}
.info-tags-list a:hover,
.tag-link:hover {
  border-color: var(--signal);
  color: var(--signal-deep);
}
.aside-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1rem 1.1rem 1.15rem;
}
.aside-title {
  margin: 0 0 0.85rem;
  font-family: var(--display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--line);
}
.rec-list,
.rank-list {
  display: grid;
  gap: 0.55rem;
}
.rec-list li a,
.rank-list li a {
  display: block;
  color: var(--ink-soft);
  line-height: 1.45;
  font-size: 0.95rem;
}
.rec-list li a:hover,
.rank-list li a:hover { color: var(--signal-deep); }
.rank-list {
  list-style: none;
  counter-reset: rank;
}
.rank-list li {
  counter-increment: rank;
}
.rank-list li a {
  display: grid;
  grid-template-columns: 1.4rem 1fr;
  gap: 0.45rem;
  align-items: start;
}
.rank-list li a::before {
  content: counter(rank);
  font-weight: 800;
  color: var(--signal-deep);
}
.rank-list li:nth-child(-n+3) a::before { color: #b45309; }

.sitemap-page { padding-top: 2.2rem; }
.sitemap-block {
  margin-top: 1.8rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.sitemap-block h2 {
  margin: 0 0 0.8rem;
  font-family: var(--display);
  font-size: 1.5rem;
}
.sitemap-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.55rem 1rem;
}
.sitemap-list a {
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.sitemap-list a:hover { color: var(--signal-deep); }

.epages {
  width: min(100% - 2rem, var(--max));
  margin: 0.5rem auto 3rem;
  padding: 1rem 0 0.2rem;
  text-align: center;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.8;
  border-top: 1px solid var(--line);
}
.epages a {
  display: inline-block;
  margin: 0.15rem 0.2rem;
  padding: 0.28rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink-soft);
  background: var(--panel);
  text-decoration: none;
}
.epages a:hover {
  border-color: var(--signal);
  color: var(--signal-deep);
}
.epages .epages-current,
.epages strong.epages-current {
  display: inline-block;
  margin: 0.15rem 0.2rem;
  padding: 0.28rem 0.7rem;
  border-radius: 4px;
  background: var(--signal-deep);
  color: #fff;
  border: 1px solid var(--signal-deep);
}
.epages .epages-info {
  display: block;
  margin-bottom: 0.55rem;
  color: var(--muted);
  font-size: 0.88rem;
}
.empty {
  grid-column: 1 / -1;
  padding: 2.5rem;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line);
}

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(180deg, #e9eef1 0%, #dde6ea 100%);
  color: var(--muted);
}
.footer-main {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 2.6rem 0 2rem;
  display: grid;
  grid-template-columns: 1.4fr repeat(3, minmax(0, 1fr));
  gap: 1.8rem 1.4rem;
}
.footer-brand {
  font-family: var(--display);
  font-size: 1.7rem;
  color: var(--ink);
  letter-spacing: 0.08em;
  margin-bottom: 0.7rem;
}
.footer-desc {
  margin: 0 0 0.65rem;
  line-height: 1.7;
  font-size: 0.94rem;
  max-width: 22rem;
}
.footer-col h4 {
  margin: 0 0 0.85rem;
  color: var(--ink);
  font-size: 0.98rem;
  letter-spacing: 0.04em;
}
.footer-col ul {
  display: grid;
  gap: 0.55rem;
}
.footer-col a {
  color: var(--muted);
  font-size: 0.93rem;
}
.footer-col a:hover { color: var(--signal-deep); }
.footer-bottom {
  border-top: 1px solid rgba(14, 26, 36, 0.1);
}
.footer-bottom-inner {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 0.95rem 0;
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
  font-size: 0.86rem;
}
.footer-inner {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 2rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: none; }
}
@keyframes meshDrift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-56px, -28px, 0); }
}
.reveal { animation: rise .75s ease both; }

@media (max-width: 1100px) {
  .list-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  .tile-grid,
  .work-grid { grid-template-columns: 1fr 1fr; }
  .list-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .detail-layout { grid-template-columns: 1fr; }
  .detail-sidebar { position: static; }
  .list-grid-related { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 680px) {
  /* 冰桶：移动首屏少占位，顶栏不 sticky 换行占屏 */
  .site-header { position: static; }
  .nav-inner {
    flex-wrap: wrap;
    min-height: 0;
    padding: 0.55rem 0;
  }
  .nav-links {
    gap: 0.75rem;
    font-size: 0.86rem;
    justify-content: flex-start;
    width: 100%;
    order: 3;
  }
  .site-search {
    flex: 1 1 auto;
    max-width: none;
    min-width: 0;
    order: 2;
  }
  .brand { order: 1; font-size: 1.45rem; }
  .detail {
    padding-top: 1rem;
  }
  .detail-top {
    grid-template-columns: 64px 1fr;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
  }
  .portrait { width: 64px; }
  .detail-heading .page-title { font-size: 1.35rem; }
  .detail-lead {
    font-size: 0.92rem;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .bio-block { padding-top: 0.85rem; }
  .bio-prose, #text {
    font-size: 1.02rem;
    line-height: 1.85;
  }
  .detail-sidebar { margin-top: 1rem; }
  .tile-grid,
  .work-grid { grid-template-columns: 1fr; }
  .list-grid,
  .list-grid-related { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sitemap-list { grid-template-columns: 1fr 1fr; }
  .news-item { grid-template-columns: 1fr; gap: 0.35rem; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 1.4rem; }
  .footer-about { grid-column: 1 / -1; }
  .footer-bottom-inner { flex-direction: column; }
  .footer-inner { flex-direction: column; }
  .hero-inner-split {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.2rem 0 1.1rem;
  }
  .hero-stats { max-width: none; }
  .hero-slider { height: 190px; max-height: 190px; }
  .hero-topics { display: none; }
}