/* a2603 三栏杂志格 — 纯手写 CSS，替代 tailwind.play.js */
:root {
  --ink: #1f2a24;
  --paper: #f6f1e7;
  --magazine: #7a3b2e;
  --magazine-d: #5e2c22;
  --gold: #b08d57;
  --serif: "Songti SC", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; margin: 0; padding: 0; }
p { margin: 0; }

.shell {
  min-height: 100vh;
}
@media (min-width: 768px) {
  .shell {
    display: grid;
    grid-template-columns: 15rem 1fr;
  }
}

/* ── 左侧栏 ── */
.side {
  background: var(--ink);
  color: var(--paper);
  border-bottom: 1px solid var(--magazine-d);
}
@media (min-width: 768px) {
  .side {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    border-bottom: 0;
    border-right: 1px solid var(--magazine-d);
  }
}
.side-brand {
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.side-brand a {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  transition: color .2s ease;
}
.side-brand a:hover { color: var(--gold); }

.nav-hamb {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1.25rem;
  cursor: pointer;
  border-bottom: 1px solid rgba(255,255,255,.1);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(246,241,231,.7);
}
.nav-hamb svg { width: 1rem; height: 1rem; }
@media (min-width: 768px) {
  .nav-hamb { display: none; }
}

.nav-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.side-nav { display: none; padding: .5rem 0; }
.nav-toggle:checked ~ .side-nav { display: block; }
@media (min-width: 768px) {
  .side-nav { display: block; }
}
.side-nav a {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .625rem 1.25rem;
  border-left: 4px solid transparent;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.side-nav a:hover {
  border-left-color: var(--gold);
  background: rgba(255,255,255,.05);
  color: var(--gold);
}
.side-nav a.is-active {
  border-left-color: var(--gold);
  background: rgba(255,255,255,.05);
  color: var(--gold);
}
.side-nav .vol {
  font-size: .75rem;
  opacity: .6;
}
.side-nav .lab { font-family: var(--serif); }
.side-foot {
  display: none;
  padding: 1rem 1.25rem;
  margin-top: 1rem;
  font-size: .75rem;
  color: rgba(246,241,231,.4);
  border-top: 1px solid rgba(255,255,255,.1);
  line-height: 1.5;
}
@media (min-width: 768px) {
  .side-foot { display: block; }
}

/* ── 主区 ── */
.main-wrap { min-width: 0; }
.main {
  max-width: 1400px;
  width: 100%;
  padding: 1.5rem 1rem;
}
@media (min-width: 768px) {
  .main { padding: 2rem; }
}
.site-footer {
  border-top: 1px solid rgba(122,59,46,.2);
  margin-top: 2rem;
}
.site-footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  text-align: center;
  color: rgba(31,42,36,.4);
}
@media (min-width: 768px) {
  .site-footer-inner { padding: 1.5rem 2rem; }
}
.friend-links {
  margin-bottom: .75rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .25rem 1rem;
  font-size: .75rem;
}
.friend-links a { transition: color .2s ease; }
.friend-links a:hover { color: var(--magazine); }
.site-footer-copy {
  margin: 0;
  font-size: .75rem;
  font-family: var(--serif);
}

/* ── 双栏内容+侧栏 ── */
.page-grid { min-width: 0; }
@media (min-width: 1024px) {
  .page-grid {
    display: grid;
    grid-template-columns: 1fr 20rem;
    gap: 2rem;
  }
}
.col-main { min-width: 0; }
.aside {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}
@media (min-width: 1024px) {
  .aside { margin-top: 0; }
}

/* ── 头条 ── */
.headline {
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 2rem;
}
.headline-link {
  display: grid;
  gap: 1.25rem;
  align-items: start;
}
@media (min-width: 768px) {
  .headline-link {
    grid-template-columns: 1.3fr 1fr;
  }
}
.headline-img {
  width: 100%;
  height: 16rem;
  object-fit: cover;
  border-radius: 2px;
  transition: opacity .2s ease;
}
@media (min-width: 768px) {
  .headline-img { height: 24rem; }
}
.headline-link:hover .headline-img { opacity: .9; }
.headline-link:hover .headline-title { color: var(--magazine); }
.eyebrow {
  display: inline-block;
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--magazine);
  font-weight: 600;
  margin-bottom: .75rem;
}
.headline-title {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
  transition: color .2s ease;
}
@media (min-width: 768px) {
  .headline-title { font-size: 2.25rem; }
}
.headline-sum {
  margin-top: 1rem;
  color: rgba(31,42,36,.6);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.meta {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .75rem;
  color: rgba(31,42,36,.4);
}

/* ── 卡片瀑布 ── */
.sec-title {
  margin: 0 0 1.25rem;
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  border-left: 4px solid var(--magazine);
  padding-left: .75rem;
}
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: minmax(0, auto);
  }
}
@media (min-width: 1280px) {
  .card-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 640px) {
  .card.span-2 { grid-row: span 2; }
}
.card {
  background: #fff;
  border: 1px solid rgba(31,42,36,.1);
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow .25s ease, border-color .25s ease;
}
.card:hover {
  box-shadow: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);
  border-color: rgba(122,59,46,.4);
}
.card a {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.card-img {
  width: 100%;
  height: 10rem;
  object-fit: cover;
}
.card.span-2 .card-img { height: 16rem; }
@media (min-width: 640px) {
  .card.span-2 .card-img { height: 26rem; }
}
.card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.card-cat {
  font-size: .75rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--magazine);
  font-weight: 600;
  margin-bottom: .375rem;
}
.card-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.375;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
  font-size: 1rem;
}
.card.span-2 .card-title { font-size: 1.125rem; }
.card a:hover .card-title { color: var(--magazine); }
.card-sum {
  margin-top: .5rem;
  font-size: .75rem;
  color: rgba(31,42,36,.5);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-meta {
  margin-top: auto;
  padding-top: .75rem;
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .75rem;
  color: rgba(31,42,36,.4);
}

/* ── 侧栏面板 ── */
.panel {
  border-radius: 2px;
  padding: 1.25rem;
}
.panel-dark {
  background: var(--ink);
  color: var(--paper);
}
.panel-light {
  background: #fff;
  border: 1px solid rgba(122,59,46,.15);
}
.panel-soft {
  background: rgba(122,59,46,.05);
  border: 1px solid rgba(122,59,46,.15);
  text-align: center;
}
.panel-title {
  margin: 0 0 1rem;
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 700;
  display: flex;
  align-items: baseline;
  gap: .5rem;
}
.panel-title .gold { color: var(--gold); }
.panel-title .sub {
  font-family: var(--sans);
  font-size: .75rem;
  color: rgba(246,241,231,.5);
  font-weight: 400;
  margin-left: .5rem;
}
.panel-title.mag { color: var(--magazine); display: block; }
.rank-list { display: flex; flex-direction: column; gap: .75rem; }
.rank-item {
  display: flex;
  gap: .75rem;
  align-items: baseline;
  padding-bottom: .75rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.rank-item:last-child { border-bottom: 0; padding-bottom: 0; }
.rank-num {
  font-family: var(--serif);
  font-size: 1.5rem;
  line-height: 1;
  color: rgba(246,241,231,.3);
}
.rank-num.hot { color: var(--gold); }
.rank-body { min-width: 0; }
.rank-link {
  font-size: .875rem;
  line-height: 1.375;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
}
.rank-link:hover { color: var(--gold); }
.rank-time {
  font-size: .75rem;
  color: rgba(246,241,231,.4);
}
.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .5rem;
}
.cat-chip {
  padding: .5rem .75rem;
  text-align: center;
  font-size: .75rem;
  border-radius: 2px;
  border: 1px solid rgba(122,59,46,.15);
  color: rgba(31,42,36,.7);
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.cat-chip:hover {
  border-color: var(--magazine);
  color: var(--magazine);
  background: rgba(122,59,46,.05);
}
.panel-soft p {
  font-family: var(--serif);
  font-size: .875rem;
  color: rgba(31,42,36,.6);
  line-height: 1.6;
}
.tag-cloud { display: flex; flex-wrap: wrap; gap: .5rem; }
.tag {
  padding: .25rem .625rem;
  background: rgba(122,59,46,.05);
  color: rgba(31,42,36,.7);
  border: 1px solid rgba(122,59,46,.1);
  border-radius: 2px;
  font-size: .75rem;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.tag:hover {
  background: var(--magazine);
  color: var(--paper);
  border-color: var(--magazine);
}

/* ── 面包屑 ── */
.crumb {
  margin-bottom: 1.5rem;
  font-size: .75rem;
  color: rgba(31,42,36,.4);
}
.crumb ol {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .375rem;
  font-family: var(--serif);
}
.crumb a { transition: color .2s ease; }
.crumb a:hover { color: var(--magazine); }
.crumb .sep { color: rgba(31,42,36,.2); }
.crumb .cur { color: rgba(31,42,36,.6); max-width: 20rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.crumb .cur-strong { color: var(--ink); font-weight: 600; }

/* ── 列表页 ── */
.list-h1 {
  margin: 0 0 1.5rem;
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  border-left: 4px solid var(--magazine);
  padding-left: 1rem;
}
@media (min-width: 768px) {
  .list-h1 { font-size: 1.875rem; }
}
.list-h1 .page-note {
  font-size: .875rem;
  font-family: var(--sans);
  font-weight: 400;
  color: rgba(31,42,36,.4);
  margin-left: .5rem;
}
.list-empty {
  background: #fff;
  border: 1px solid rgba(31,42,36,.1);
  border-radius: 2px;
  padding: 2.5rem;
  text-align: center;
  color: rgba(31,42,36,.4);
  font-family: var(--serif);
}
.list-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}
@media (min-width: 640px) {
  .list-grid { grid-template-columns: repeat(2, 1fr); }
}
.list-card-img { width: 100%; height: 11rem; object-fit: cover; }
.list-card-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink);
  line-height: 1.375;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
}
.card a:hover .list-card-title { color: var(--magazine); }
.list-card-sum {
  margin-top: .5rem;
  font-size: .75rem;
  color: rgba(31,42,36,.5);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.list-card-meta {
  margin-top: auto;
  padding-top: .75rem;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .25rem .75rem;
  font-size: .75rem;
  color: rgba(31,42,36,.4);
}
.pager {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
  padding: .5rem 0;
  font-family: var(--serif);
}
.pager a, .pager span.cur, .pager span.dots {
  padding: .375rem .75rem;
  border-radius: 2px;
}
.pager a {
  border: 1px solid rgba(31,42,36,.15);
  background: #fff;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.pager a:hover {
  background: var(--magazine);
  color: var(--paper);
  border-color: var(--magazine);
}
.pager span.cur {
  background: var(--magazine);
  color: var(--paper);
}
.pager span.dots { color: rgba(31,42,36,.3); }
.pager-info {
  text-align: center;
  font-size: .75rem;
  color: rgba(31,42,36,.4);
  margin-top: .5rem;
}

/* ── 详情 ── */
.article {
  background: #fff;
  border: 1px solid rgba(31,42,36,.1);
  border-radius: 2px;
  overflow: hidden;
}
.article-head {
  padding: 2rem 1.5rem 1.25rem;
  border-bottom: 1px solid rgba(31,42,36,.1);
}
.article-cat {
  display: inline-block;
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--magazine);
  font-weight: 600;
  margin-bottom: .75rem;
}
.article-cat:hover { text-decoration: underline; }
.article-title {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.375;
}
@media (min-width: 768px) {
  .article-title { font-size: 1.875rem; }
}
.article-meta {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .25rem 1rem;
  font-size: .75rem;
  color: rgba(31,42,36,.4);
}
.article-meta .lbl { color: rgba(31,42,36,.3); }
.article-meta .name { font-weight: 500; color: rgba(31,42,36,.6); }
.article-cover { padding: 1.5rem 1.5rem 0; }
.article-cover img {
  width: 100%;
  height: auto;
  border-radius: 2px;
  object-fit: cover;
}
.article-body {
  padding: 1.5rem;
  max-width: none;
  font-family: var(--serif);
  line-height: 1.75;
  color: rgba(31,42,36,.8);
  font-size: .95rem;
}
.article-body h2, .article-body h3, .article-body h4 {
  font-family: var(--serif);
  color: var(--ink);
  line-height: 1.35;
  margin: 1.5em 0 .6em;
}
.article-body p { margin: 0 0 1em; }
.article-body a { color: var(--magazine); }
.article-body a:hover { text-decoration: underline; }
.article-body img {
  border-radius: 2px;
  margin: 1em auto;
}
.article-body ul, .article-body ol {
  list-style: revert;
  margin: 0 0 1em 1.25em;
  padding: 0;
}
.article-body blockquote {
  margin: 1em 0;
  padding: .75em 1em;
  border-left: 3px solid var(--magazine);
  background: rgba(122,59,46,.05);
  color: rgba(31,42,36,.7);
}
.article-tags {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid rgba(31,42,36,.1);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  font-size: .75rem;
}
.article-tags .lbl { color: rgba(31,42,36,.3); }

.related {
  margin-top: 1.5rem;
  background: #fff;
  border: 1px solid rgba(31,42,36,.1);
  border-radius: 2px;
  padding: 1.5rem;
}
.related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 640px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1280px) {
  .related-grid { grid-template-columns: repeat(3, 1fr); }
}
.related-card {
  display: flex;
  flex-direction: column;
  border-radius: 2px;
  border: 1px solid rgba(31,42,36,.1);
  overflow: hidden;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.related-card:hover {
  border-color: rgba(122,59,46,.4);
  box-shadow: 0 4px 6px -1px rgba(0,0,0,.1);
}
.related-card img {
  width: 100%;
  height: 8rem;
  object-fit: cover;
}
.related-card .body { padding: .75rem; }
.related-card h3 {
  margin: 0;
  font-size: .875rem;
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.375;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color .2s ease;
}
.related-card:hover h3 { color: var(--magazine); }
.related-card time {
  font-size: .75rem;
  color: rgba(31,42,36,.4);
  margin-top: .25rem;
  display: block;
}