:root {
  --bg0: #07131f;
  --bg1: #0c2236;
  --bg2: #0a1a2a;
  --ink: #e8eef5;
  --muted: #93a4b8;
  --line: rgba(232, 238, 245, 0.12);
  --brand: #2dd4bf;
  --brand2: #38bdf8;
  --warm: #fbbf24;
  --read: #d7e0ea;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --sans: "Outfit", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--sans);
  background:
    radial-gradient(ellipse 90% 60% at 10% -10%, rgba(45, 212, 191, 0.22), transparent 55%),
    radial-gradient(ellipse 70% 50% at 90% 0%, rgba(56, 189, 248, 0.18), transparent 50%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 40%, var(--bg2));
  background-attachment: fixed;
}

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

img {
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 1.5rem;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 19, 31, 0.88);
  backdrop-filter: blur(12px);
}

.header-main {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-width: 0;
  flex-wrap: wrap;
}

.brand-mark {
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 1.05rem;
  white-space: nowrap;
}

.brand-mark span {
  color: var(--brand);
}

.nav-links {
  display: flex;
  gap: 1.1rem;
  font-size: 0.9rem;
  color: var(--muted);
  flex-wrap: wrap;
}

.nav-links a:hover {
  color: var(--brand);
}

.header-contact {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}

.header-qr-item {
  text-align: center;
}

.header-qr-item img {
  display: block;
  width: 52px;
  height: 52px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #fff;
  object-fit: cover;
}

.header-qr-item span {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.hero {
  min-height: 72vh;
  display: grid;
  place-items: center;
  padding: 4rem 1.5rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, transparent 40%, rgba(45, 212, 191, 0.06) 50%, transparent 60%),
    repeating-linear-gradient(0deg, transparent, transparent 48px, rgba(232, 238, 245, 0.03) 49px);
  pointer-events: none;
  animation: drift 14s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: translateY(0); opacity: 0.85; }
  to { transform: translateY(-12px); opacity: 1; }
}

.hero-inner {
  position: relative;
  max-width: 720px;
  animation: rise 0.8s ease both;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.2rem);
  letter-spacing: 0.08em;
  line-height: 1.15;
}

.hero-lead {
  margin: 1.25rem auto 0;
  max-width: 34rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.cta-row {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0 1.35rem;
  border: 1px solid transparent;
  border-radius: 4px;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(120deg, var(--brand), var(--brand2));
  color: #06202a;
}

.btn-ghost {
  border-color: var(--line);
  color: var(--ink);
  background: transparent;
}

.btn-ghost:hover {
  border-color: rgba(45, 212, 191, 0.45);
  color: var(--brand);
}

.section {
  width: min(920px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 1rem 0 4.5rem;
}

.section-head {
  margin-bottom: 1.5rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.section-head h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.55rem;
  letter-spacing: 0.04em;
}

.section-head p {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.article-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-item {
  display: block;
  padding: 1.45rem 0;
  border-bottom: 1px solid var(--line);
  animation: rise 0.7s ease both;
}

.article-item:nth-child(1) { animation-delay: 0.05s; }
.article-item:nth-child(2) { animation-delay: 0.12s; }
.article-item:nth-child(3) { animation-delay: 0.18s; }

.article-item:hover .article-title {
  color: var(--brand);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin-bottom: 0.55rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.tag {
  color: var(--brand);
}

.article-title {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.45;
  transition: color 0.2s ease;
}

.article-summary {
  margin: 0.7rem 0 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.96rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.6rem 1.5rem 2.4rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

.site-footer-rich {
  display: grid;
  gap: 0.65rem;
  justify-items: center;
  margin-top: 3rem;
}

.footer-contact {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  margin-bottom: 0.55rem;
}

.footer-qr-item {
  text-align: center;
}

.footer-qr-item img {
  display: block;
  width: 80px;
  height: 80px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  object-fit: cover;
}

.footer-qr-item span {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--muted);
}

.footer-brand {
  font-family: var(--serif);
  color: var(--ink);
  font-size: 0.98rem;
  letter-spacing: 0.04em;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.25rem;
  justify-content: center;
  font-size: 0.86rem;
}

.footer-links a:hover {
  color: var(--brand);
}

.footer-copy {
  margin: 0;
  opacity: 0.85;
}

.about-contact-qrs {
  display: flex;
  justify-content: flex-start;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin: 1.1rem 0 0.4rem;
}

.about-layout {
  display: grid;
  gap: 1.25rem;
  width: min(820px, calc(100% - 2.4rem));
  margin: 0 auto 2rem;
  padding-bottom: 2rem;
}

.hero-about {
  min-height: 38vh;
}

.about-panel {
  padding: 1.4rem 1.5rem 1.55rem;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(12, 34, 54, 0.55);
  animation: rise 0.7s ease both;
}

.about-panel h2 {
  margin: 0 0 0.75rem;
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
}

.about-panel p {
  margin: 0 0 0.9rem;
  color: var(--muted);
  line-height: 1.75;
}

.about-panel p:last-child {
  margin-bottom: 0;
}

.about-panel strong {
  color: var(--ink);
  font-weight: 600;
}

.about-panel a {
  color: var(--brand2);
}

.about-panel a:hover {
  color: var(--brand);
}

.about-meta {
  display: grid;
  gap: 0.85rem;
  margin: 1rem 0 0;
}

.about-meta div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.about-meta dt {
  color: var(--muted);
  font-size: 0.86rem;
}

.about-meta dd {
  margin: 0;
  color: var(--ink);
}

.about-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  line-height: 1.8;
}

.about-list li + li {
  margin-top: 0.55rem;
}

.about-cta {
  justify-content: flex-start;
  margin: 1rem 0;
}

.about-note {
  font-size: 0.86rem;
  opacity: 0.9;
}

@media (max-width: 640px) {
  .about-meta div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

/* Article page */
.article-shell {
  width: min(760px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 2.4rem 0 4.5rem;
}

.crumb {
  margin: 0 0 1.4rem;
  color: var(--muted);
  font-size: 0.85rem;
}

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

.article-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1.1rem;
  margin-bottom: 0.9rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.article-shell h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 4.5vw, 2.35rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
  animation: rise 0.7s ease both;
}

.lede {
  margin: 1.2rem 0 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.75;
  font-size: 1.02rem;
}

.source-bar {
  margin: 1.5rem 0 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.prose {
  color: var(--read);
  font-size: 1.05rem;
  line-height: 1.9;
  animation: rise 0.85s ease both;
}

.prose h2 {
  margin: 2.4rem 0 0.9rem;
  font-family: var(--serif);
  color: var(--ink);
  font-size: 1.35rem;
  letter-spacing: 0.03em;
}

.prose h3 {
  margin: 1.8rem 0 0.7rem;
  font-family: var(--serif);
  color: var(--ink);
  font-size: 1.12rem;
}

.prose p {
  margin: 0 0 1.05rem;
}

.prose ul {
  margin: 0 0 1.2rem;
  padding-left: 1.2rem;
}

.prose li {
  margin-bottom: 0.45rem;
}

.prose strong {
  color: var(--ink);
  font-weight: 600;
}

.note {
  margin: 2.2rem 0 0;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.list-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.list-toolbar input {
  width: min(280px, 100%);
  min-height: 2.4rem;
  padding: 0 0.85rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(7, 19, 31, 0.45);
  color: var(--ink);
  font: inherit;
}

.list-toolbar input:focus {
  outline: 1px solid rgba(45, 212, 191, 0.45);
}

.article-frame-wrap {
  margin: 1.2rem 0 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
}

.article-frame {
  display: block;
  width: 100%;
  min-height: 72vh;
  border: 0;
  background: #fff;
}

.wx-panel {
  margin: 1.4rem 0 0;
  padding: 1.4rem 1.2rem 2rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  color: #333;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.18);
}

.wx-body-slot {
  min-height: 200px;
}

/* 限制微信正文里偶发的超宽元素 */
.wx-panel .wx-article {
  width: 100%;
}

.engagement {
  margin: 2rem 0 0;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  animation: rise 0.7s ease both;
}

.engagement h2 {
  margin: 0 0 1rem;
  font-family: var(--serif);
  font-size: 1.25rem;
}

.like-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.6rem;
}

.like-btn {
  min-width: 7.5rem;
}

.like-btn.is-liked {
  background: transparent;
  border: 1px solid rgba(45, 212, 191, 0.55);
  color: var(--brand);
}

.like-count {
  color: var(--muted);
  font-size: 0.92rem;
}

.comment-form {
  display: grid;
  gap: 0.7rem;
  margin-bottom: 1.4rem;
}

.comment-form input,
.comment-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(7, 19, 31, 0.45);
  color: var(--ink);
  font: inherit;
  padding: 0.7rem 0.85rem;
}

.comment-form textarea {
  min-height: 96px;
  resize: vertical;
}

.comment-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.comment-item {
  padding: 0.95rem 0;
  border-top: 1px solid var(--line);
}

.comment-item .meta {
  display: flex;
  gap: 0.8rem;
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
}

.comment-item .body {
  color: var(--read);
  line-height: 1.7;
  white-space: pre-wrap;
}

.empty-hint {
  color: var(--muted);
  font-size: 0.92rem;
}

/* —— Ghostwind 风格知识库列表（改编自 Tailwind Ghostwind / Casper） —— */
.hero-cover {
  min-height: 46vh;
  max-height: 420px;
  padding: 3.5rem 1.5rem 5.5rem;
  text-align: center;
}

.hero-compact {
  min-height: 36vh;
  padding: 3rem 1.5rem 4.5rem;
}

.kicker {
  margin: 0 0 0.45rem;
  color: var(--brand);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
}

.ghost-board {
  width: min(1120px, calc(100% - 2rem));
  margin: -3.5rem auto 0;
  position: relative;
  z-index: 2;
  padding: 1.4rem 1.35rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 10px 10px 0 0;
  background: rgba(10, 26, 42, 0.92);
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(8px);
}

.feed-layout {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 1.6rem;
  align-items: start;
  padding-bottom: 3rem;
}

.feed-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem;
}

.feed-list > li.is-lead {
  grid-column: 1 / -1;
}

.feed-item {
  display: grid;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(7, 19, 31, 0.55);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  animation: rise 0.7s ease both;
}

.feed-item:hover {
  border-color: rgba(45, 212, 191, 0.35);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
}

.feed-item:hover .article-title {
  color: var(--brand);
}

.is-lead .feed-item {
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  min-height: 280px;
}

.is-card .feed-item {
  grid-template-rows: 150px minmax(0, 1fr);
}

.feed-cover {
  min-height: 150px;
  background:
    linear-gradient(135deg, rgba(45, 212, 191, 0.18), rgba(56, 189, 248, 0.1)),
    center / cover no-repeat #0a1a2a;
  border-bottom: 1px solid var(--line);
}

.is-lead .feed-cover {
  min-height: 100%;
  border-bottom: 0;
  border-right: 1px solid var(--line);
}

.feed-cover-fallback {
  background:
    radial-gradient(circle at 30% 30%, rgba(45, 212, 191, 0.28), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(56, 189, 248, 0.22), transparent 50%),
    #0a1a2a;
}

.feed-item-main {
  padding: 1.15rem 1.2rem 1.25rem;
  display: flex;
  flex-direction: column;
}

.feed-kicker {
  margin: 0 0 0.45rem;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.is-lead .article-title {
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
}

.feed-item-main .article-summary {
  margin-top: 0.55rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.is-lead .feed-item-main .article-summary {
  -webkit-line-clamp: 5;
}

.feed-aside,
.aside-rail {
  position: sticky;
  top: 5.2rem;
  display: grid;
  gap: 1rem;
}

.aside-block {
  padding: 1rem 1.05rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(12, 34, 54, 0.55);
}

.aside-block h3 {
  margin: 0 0 0.75rem;
  font-family: var(--serif);
  font-size: 1.02rem;
  letter-spacing: 0.04em;
}

.aside-block p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.65;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag-cloud a,
.tag-cloud span {
  display: inline-flex;
  padding: 0.28rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.78rem;
}

.tag-cloud a:hover {
  color: var(--brand);
  border-color: rgba(45, 212, 191, 0.4);
}

.aside-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.aside-links li {
  padding: 0.55rem 0;
  border-top: 1px solid var(--line);
}

.aside-links li:first-child {
  border-top: 0;
  padding-top: 0;
}

.aside-links a {
  display: block;
  color: var(--ink);
  font-size: 0.88rem;
  line-height: 1.45;
}

.aside-links a:hover {
  color: var(--brand);
}

.aside-links span {
  display: block;
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.75rem;
}

.article-masthead {
  width: min(820px, calc(100% - 2.4rem));
  margin: 0 auto;
  padding: 2.4rem 0 1.2rem;
  text-align: center;
}

.article-masthead .detail-title {
  margin: 0.6rem 0 0;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 4.2vw, 2.5rem);
  line-height: 1.35;
  letter-spacing: 0.02em;
}

.article-masthead .article-hero-meta {
  justify-content: center;
  margin-top: 1rem;
}

.footer-contact {
  display: none;
}

/* —— 文章阅读页：白底正文区 + 深蓝整站外框 —— */
.page-article .article-stage {
  width: min(1120px, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: 1.6rem 0 3.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 1.4rem;
  align-items: start;
}

.reading-paper {
  background: #ffffff;
  color: #1f2937;
  border: 1px solid rgba(232, 238, 245, 0.18);
  border-radius: 10px;
  padding: 1.6rem 1.5rem 2.2rem;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

.reading-paper h1 {
  margin: 0.35rem 0 0.8rem;
  font-family: var(--serif);
  font-size: clamp(1.55rem, 3.8vw, 2.05rem);
  line-height: 1.35;
  color: #0f172a;
}

.crumb-light,
.meta-light,
.lede-light {
  color: #64748b;
}

.crumb-light a {
  color: #0f766e;
}

.crumb-light a:hover {
  color: #0d9488;
}

.lede-light {
  border-top: 1px solid #e2e8f0;
  margin-bottom: 1.2rem;
}

.engagement-light {
  border-top: 1px solid #e2e8f0;
  margin-top: 1.8rem;
  padding-top: 1.3rem;
}

.engagement-light h2 {
  color: #0f172a;
}

.engagement-light .like-count,
.engagement-light .empty-hint,
.engagement-light .comment-item .meta {
  color: #64748b;
}

.engagement-light .comment-item {
  border-top-color: #e2e8f0;
}

.engagement-light .comment-item .body {
  color: #334155;
}

.engagement-light .comment-form input,
.engagement-light .comment-form textarea {
  background: #ffffff;
  border-color: #dbe3ee;
  color: #0f172a;
}

.btn-ghost-light {
  border-color: #cbd5e1;
  color: #0f172a;
}

.btn-ghost-light:hover {
  border-color: #14b8a6;
  color: #0f766e;
}

.page-article .aside-rail .aside-block {
  background: rgba(12, 34, 54, 0.72);
}

.detail-recommend {
  margin: 0 0 1.25rem;
  padding: 1rem 1.1rem;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #f8fafc;
}

.recommend-tit {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #0f766e;
  margin-bottom: 0.45rem;
}

.detail-content-box {
  display: block;
  width: 100%;
  background: #fff;
  color: #0f172a;
}

.detail-title {
  margin-bottom: 0.6rem;
}

#meta-author {
  color: #475569;
}

.article-plain {
  color: #0f172a;
  font-size: 17px;
  line-height: 1.85;
  text-align: justify;
  word-break: break-word;
}

.article-plain h1,
.article-plain h2,
.article-plain h3,
.article-plain h4 {
  font-family: var(--serif);
  color: #0f172a;
  line-height: 1.45;
  margin: 1.4em 0 0.65em;
}

.article-plain h2 { font-size: 1.35rem; }
.article-plain h3 { font-size: 1.18rem; }
.article-plain p {
  margin: 0 0 0.95em;
}

.article-plain ul {
  margin: 0 0 1em;
  padding-left: 1.3em;
}

.article-plain li {
  margin: 0.35em 0;
}

.plain-alt {
  margin: 1rem 0 0;
  font-size: 0.88rem;
  color: #64748b;
}

.article-figure {
  margin: 1.2rem auto;
  text-align: center;
}

.article-figure img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.article-figure figcaption {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: #64748b;
}

.article-byline a {
  color: #0f766e;
  text-decoration: underline;
}

#meta-org {
  color: #475569;
}

.wx-shadow-host,
.wx-body-slot {
  display: block;
  width: 100%;
  background: #fff;
}

.wx-body-slot {
  position: relative;
}

@media (max-width: 960px) {
  .feed-layout,
  .page-article .article-stage {
    grid-template-columns: 1fr;
  }

  .feed-aside,
  .aside-rail {
    position: static;
  }

  .feed-list {
    grid-template-columns: 1fr;
  }

  .is-lead .feed-item {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .is-lead .feed-cover {
    min-height: 180px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .header-contact {
    gap: 0.55rem;
  }

  .header-qr-item img {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 640px) {
  .site-header {
    flex-wrap: wrap;
    padding: 0.65rem 1rem;
  }

  .header-main {
    width: 100%;
    justify-content: space-between;
  }

  .header-contact {
    width: 100%;
    justify-content: flex-end;
  }

  .ghost-board {
    margin-top: -2.4rem;
    padding: 1rem 0.85rem 0.25rem;
  }

  .hero-cover {
    min-height: 40vh;
    padding: 2.4rem 1rem 4rem;
  }

  .hero {
    min-height: 62vh;
    padding-top: 3rem;
  }

  .hero-compact {
    min-height: 42vh;
  }

  .nav-links {
    gap: 0.75rem;
    font-size: 0.82rem;
  }

  .section,
  .article-shell,
  .feed-layout,
  .page-article .article-stage {
    width: min(1120px, calc(100% - 1.6rem));
  }

  .reading-paper {
    padding: 1.2rem 1rem 1.6rem;
  }
}