:root {
  --bg-ink: #0B0E14;
  --surface-violet: #1A1233;
  --surface-teal: #0F2A2E;
  --card-bg: #161B22;
  --card-highlight: #1F2733;
  --cyan: #00D4FF;
  --green: #39FF14;
  --yellow: #FFD700;
  --red: #F44336;
  --status-new: #FF6B35;
  --status-ongoing: #FFD700;
  --status-done: #00FF7F;
  --tag-1: #4CAF50;
  --tag-2: #FF9800;
  --tag-3: #9C27B0;
  --tag-4: #00BCD4;
  --tag-5: #F44336;
  --text-strong: #F0F6FC;
  --text-main: #F0F6FC;
  --text-weak: #8A94A6;
  --line: #2A3A4A;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-data: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --max-w: 1440px;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-ink);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.65;
}

h1, h2, h3, h4 {
  margin: 0;
  color: var(--text-strong);
  line-height: 1.25;
}

p {
  margin: 0;
}

ul, ol {
  margin: 0;
  padding-left: 1.2em;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

a:hover {
  color: var(--cyan);
}

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

button {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--cyan);
  color: #0B0E14;
}

.main-content {
  display: block;
  min-height: 70vh;
}

.page-shell {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* 面包屑 */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  color: var(--text-weak);
  font-size: 13px;
}

.breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.breadcrumbs li + li::before {
  content: "/";
  color: var(--line);
}

.breadcrumbs a {
  color: var(--text-weak);
}

.breadcrumbs a:hover {
  color: var(--cyan);
}

.breadcrumbs [aria-current="page"] {
  color: var(--cyan);
}

/* 正文容器 */
.prose {
  max-width: 72ch;
}

.prose p {
  margin: 0 0 1em;
}

.prose h2,
.prose h3 {
  margin: 1.4em 0 0.5em;
}

/* 头部 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 14, 20, 0.42);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent;
  transition: background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-header[data-scrolled="true"] {
  background: rgba(11, 14, 20, 0.94);
  border-color: var(--line);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
}

.site-header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 64px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--cyan);
  color: #0B0E14;
  font-weight: 700;
  border-radius: 8px;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-strong);
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.brand:hover {
  color: var(--cyan);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 28px;
  padding: 0 6px;
  background: var(--cyan);
  color: #0B0E14;
  font-family: var(--font-data);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  border-radius: 6px;
  box-shadow: 0 0 14px rgba(0, 212, 255, 0.35);
}

.brand-mark-dot {
  display: inline-block;
  width: 4px;
  height: 4px;
  margin-left: 2px;
  border-radius: 50%;
  background: var(--yellow);
  vertical-align: 2px;
}

.brand-text {
  font-size: 15px;
  line-height: 1.2;
}

.brand-text em {
  color: var(--cyan);
  font-family: var(--font-data);
  font-size: 12px;
  font-style: normal;
  margin-left: 2px;
}

.brand-short {
  display: none;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin: 0;
}

.nav-link {
  display: block;
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--text-main);
  font-weight: 500;
  font-size: 14px;
  white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.nav-link:hover {
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.08);
}

.nav-link[aria-current="page"] {
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.12);
  box-shadow: inset 0 -2px 0 var(--cyan);
}

.header-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(0, 212, 255, 0.5);
  border-radius: 999px;
  color: var(--cyan);
  font-weight: 500;
  background: rgba(0, 212, 255, 0.06);
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.search-link:hover {
  background: var(--cyan);
  color: #0B0E14;
  box-shadow: 0 0 18px rgba(0, 212, 255, 0.3);
}

.search-icon {
  display: inline-block;
  position: relative;
  width: 14px;
  height: 14px;
}

.search-icon::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 9px;
  height: 9px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.search-icon::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 7px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transform: rotate(45deg);
  transform-origin: 100% 100%;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(15, 42, 46, 0.85);
  cursor: pointer;
}

.nav-toggle-line {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--text-main);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  pointer-events: none;
}

.site-progress-bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--green), var(--yellow));
  transition: width 0.1s linear;
}

/* 页脚 */
.site-footer {
  position: relative;
  color: var(--text-main);
  background-color: var(--surface-teal);
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 82% 12%, rgba(57, 255, 20, 0.12), transparent 42%),
    linear-gradient(135deg, #0F2A2E, #0B1A20);
  background-size: 32px 32px, 32px 32px, auto, auto;
  border-top: 2px solid rgba(0, 212, 255, 0.35);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.1fr 1fr 1.5fr;
  gap: 36px;
  padding-top: 44px;
  padding-bottom: 36px;
}

.footer-brand .brand {
  margin-bottom: 14px;
}

.footer-desc {
  color: var(--text-weak);
  font-size: 13px;
  margin-bottom: 6px;
}

.footer-tagline {
  color: var(--text-weak);
  font-size: 13px;
  max-width: 26em;
}

.footer-title {
  color: var(--cyan);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.footer-links a {
  display: inline-block;
  color: var(--text-main);
  padding: 2px 0;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-links a:hover {
  color: var(--cyan);
  padding-left: 4px;
}

.footer-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
  color: var(--text-main);
  font-size: 13px;
}

.footer-contact-list a {
  color: var(--cyan);
  font-weight: 500;
}

.footer-contact-list a:hover {
  color: var(--yellow);
}

.footer-response {
  color: var(--text-weak);
  font-size: 12px;
  line-height: 1.6;
  margin-top: 10px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 18px;
  padding-bottom: 26px;
  border-top: 1px solid rgba(42, 58, 74, 0.7);
  color: var(--text-weak);
  font-size: 12px;
}

/* 区块容器 */
.content-section {
  padding: 48px 0;
}

.section-ink {
  background: var(--bg-ink);
}

.section-violet {
  background-color: var(--surface-violet);
  background-image: radial-gradient(circle at 86% 20%, rgba(0, 212, 255, 0.16), transparent 38%);
}

.section-teal {
  background-color: var(--surface-teal);
  background-image: radial-gradient(circle at 12% 12%, rgba(57, 255, 20, 0.1), transparent 36%);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin: 0 0 24px;
}

.section-title {
  font-size: 20px;
  font-weight: 700;
  margin: 0;
}

.section-foot {
  margin-top: 18px;
}

.eyebrow {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-weak);
  margin-bottom: 6px;
}

/* 按钮 */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--cyan);
  color: #0B0E14;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.button:hover {
  color: #0B0E14;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(0, 212, 255, 0.28);
}

.button--ghost {
  background: transparent;
  border-color: rgba(0, 212, 255, 0.4);
  color: var(--cyan);
}

.button--ghost:hover {
  background: rgba(0, 212, 255, 0.08);
  color: var(--cyan);
}

/* 卡片墙 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 212, 255, 0.55);
  background: var(--card-highlight);
}

.card-body {
  padding: 14px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 6px;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  color: var(--text-weak);
  font-size: 12px;
}

.card-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
}

/* 图片容器 */
.media-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #121A26, #1A1233);
  overflow: hidden;
}

.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.06) 1px, transparent 1px);
  background-size: 18px 18px;
  pointer-events: none;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(0, 212, 255, 0.18), transparent 46%);
  pointer-events: none;
}

.media-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-frame--portrait {
  aspect-ratio: 2 / 3;
}

/* 徽标与状态 */
.badge,
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--line);
  color: var(--text-main);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.5;
  white-space: nowrap;
}

.badge::before,
.status-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.badge--new,
.status-badge--new {
  background: var(--status-new);
  color: #140600;
}

.badge--ongoing,
.status-badge--ongoing {
  background: var(--status-ongoing);
  color: #2B1E00;
}

.badge--done,
.status-badge--done {
  background: var(--status-done);
  color: #002B1A;
}

.badge--red,
.status-badge--red {
  background: var(--red);
  color: #FFFFFF;
}

.badge--yellow,
.status-badge--yellow {
  background: var(--yellow);
  color: #2B1E00;
}

.badge--green,
.status-badge--green {
  background: var(--green);
  color: #002B1A;
}

.badge--cyan,
.status-badge--cyan {
  background: var(--cyan);
  color: #0B0E14;
}

/* 磁贴矩阵 */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}

.tile {
  display: block;
  padding: 16px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card-bg);
  color: var(--text-main);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.tile:hover {
  color: var(--cyan);
  border-color: rgba(0, 212, 255, 0.55);
  background: var(--card-highlight);
  transform: translateY(-2px);
}

.tile-name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.tile-count {
  display: block;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--text-weak);
}

.tile--c1 {
  border-top: 3px solid var(--tag-1);
}

.tile--c2 {
  border-top: 3px solid var(--tag-2);
}

.tile--c3 {
  border-top: 3px solid var(--tag-3);
}

.tile--c4 {
  border-top: 3px solid var(--tag-4);
}

.tile--c5 {
  border-top: 3px solid var(--tag-5);
}

.tile--accent {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #0B0E14;
  box-shadow: 0 6px 20px rgba(0, 212, 255, 0.3);
}

.tile--accent .tile-count,
.tile--green .tile-count,
.tile--orange .tile-count,
.tile--yellow .tile-count {
  color: rgba(11, 14, 20, 0.7);
}

.tile--accent:hover {
  background: var(--cyan);
  color: #0B0E14;
  filter: brightness(1.05);
}

.tile--green {
  background: var(--green);
  border-color: var(--green);
  color: #0B0E14;
}

.tile--green:hover {
  background: var(--green);
  color: #0B0E14;
}

.tile--orange {
  background: var(--status-new);
  border-color: var(--status-new);
  color: #140600;
}

.tile--orange:hover {
  background: var(--status-new);
  color: #140600;
}

.tile--yellow {
  background: var(--yellow);
  border-color: var(--yellow);
  color: #2B1E00;
}

.tile--yellow:hover {
  background: var(--yellow);
  color: #2B1E00;
}

/* 条目列表 */
.entry-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.entry-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(22, 27, 34, 0.7);
  transition: background 0.2s ease, border-color 0.2s ease;
}

.entry-row:hover {
  background: var(--card-highlight);
  border-color: rgba(0, 212, 255, 0.4);
}

.entry-index {
  flex: 0 0 32px;
  font-family: var(--font-data);
  font-size: 16px;
  font-weight: 700;
  text-align: right;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.entry-main {
  flex: 1 1 auto;
  min-width: 0;
}

.entry-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.entry-meta {
  font-size: 12px;
  color: var(--text-weak);
}

.entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

/* 标签块组 */
.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: rgba(42, 58, 74, 0.45);
  color: var(--text-main);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.tag:hover {
  color: var(--cyan);
  border-color: rgba(0, 212, 255, 0.5);
}

.tag[aria-pressed="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #0B0E14;
}

.tag--c1 {
  color: #A5D6A7;
  border-color: rgba(76, 175, 80, 0.55);
  background: rgba(76, 175, 80, 0.12);
}

.tag--c2 {
  color: #FFE0B2;
  border-color: rgba(255, 152, 0, 0.55);
  background: rgba(255, 152, 0, 0.12);
}

.tag--c3 {
  color: #E1BEE7;
  border-color: rgba(156, 39, 176, 0.55);
  background: rgba(156, 39, 176, 0.12);
}

.tag--c4 {
  color: #B2EBF2;
  border-color: rgba(0, 188, 212, 0.55);
  background: rgba(0, 188, 212, 0.12);
}

.tag--c5 {
  color: #FFCDD2;
  border-color: rgba(244, 67, 54, 0.55);
  background: rgba(244, 67, 54, 0.12);
}

/* 指标条 */
.metric-bar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.metric-track {
  position: relative;
  flex: 1 1 auto;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(42, 58, 74, 0.6);
}

.metric-fill {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  border-radius: inherit;
}

.metric-value {
  min-width: 48px;
  text-align: right;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-main);
  font-variant-numeric: tabular-nums;
}

/* 索引条 */
.index-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(11, 14, 20, 0.4);
}

.index-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  padding: 0 6px;
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text-main);
  font-family: var(--font-data);
  font-size: 12px;
  false;
  transition: color 0.15s ease, background 0.15s ease;
}

.index-link:hover {
  color: var(--cyan);
  background: var(--card-highlight);
}

.index-link[aria-current="true"],
.index-link.is-current {
  background: var(--cyan);
  color: #0B0E14;
}

/* 横向滑轨 */
.rail {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 8px;
}

.rail-track {
  display: flex;
  gap: 14px;
  width: max-content;
}

.rail-card {
  flex: 0 0 240px;
  scroll-snap-align: start;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.rail-card:hover {
  border-color: rgba(0, 212, 255, 0.55);
}

/* 数据表格 */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card-bg);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th {
  padding: 10px 14px;
  text-align: left;
  background: rgba(0, 212, 255, 0.08);
  color: var(--cyan);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.data-table td {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  color: var(--text-main);
}

.data-table tr:hover td {
  background: rgba(0, 212, 255, 0.04);
}

/* 时间轴 */
.timeline {
  display: grid;
  gap: 0;
}

.timeline-item {
  position: relative;
  padding: 0 0 20px 28px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: -6px;
  width: 2px;
  background: rgba(0, 212, 255, 0.25);
}

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

.timeline-marker {
  position: absolute;
  left: 0;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bg-ink);
  border: 3px solid var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}

.timeline-marker--new {
  border-color: var(--status-new);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.18);
}

.timeline-marker--done {
  border-color: var(--status-done);
  box-shadow: 0 0 0 3px rgba(0, 255, 127, 0.15);
}

.timeline-block {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
}

.timeline-meta {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--text-weak);
}

/* 渐显 */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

html.js [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* 响应式 */
@media (max-width: 1099.98px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 899.98px) {
  .site-header-inner {
    height: 60px;
    padding: 0 16px;
  }

  .brand-text {
    font-size: 14px;
  }

  .search-link-text {
    display: none;
  }

  .site-nav {
    position: fixed;
    top: 70px;
    left: 12px;
    right: 12px;
    display: none;
    max-height: calc(100vh - 86px);
    overflow: auto;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(11, 14, 20, 0.97);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.5);
  }

  .site-nav[data-open] {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-item {
    border-bottom: 1px solid rgba(42, 58, 74, 0.45);
  }

  .nav-item:last-child {
    border-bottom: 0;
  }

  .nav-link {
    padding: 13px 14px;
    border-radius: 10px;
    font-size: 16px;
  }

  .nav-link[aria-current="page"] {
    box-shadow: inset 3px 0 0 var(--cyan);
  }

  .nav-toggle {
    display: block;
  }

  .page-shell {
    padding: 0 16px;
  }

  .content-section {
    padding: 32px 0;
  }

  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
  }

  .entry-row {
    flex-wrap: wrap;
  }

  .entry-tags {
    width: 100%;
    justify-content: flex-start;
  }

  .footer-inner {
    padding-left: 16px;
    padding-right: 16px;
  }

  .footer-grid {
    padding-top: 36px;
    padding-bottom: 28px;
  }
}

@media (max-width: 559.98px) {
  .brand-full {
    display: none;
  }

  .brand-short {
    display: inline;
  }

  .site-header-inner {
    gap: 8px;
  }

  .search-link {
    padding: 8px 10px;
  }

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

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .tile-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  }
}

/* 减少动态 */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .site-progress-bar {
    transition: none;
  }

  html.js [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .card:hover,
  .tile:hover,
  .entry-row:hover {
    transform: none;
  }
}