/* ===========================================================
   文章详情（服务端渲染页）
   =========================================================== */

.art-main { padding: 34px 0 10px; position: relative; z-index: 1; }
.art-wrap { max-width: 780px; }

.art-back {
  display: inline-block; font-size: 12.5px; color: var(--dim);
  margin-bottom: 26px; transition: color .15s;
}
.art-back:hover { color: var(--lime); }

.art-head { border-bottom: 1px solid var(--line); padding-bottom: 26px; }
.art-top {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .04em;
}
.art-cat {
  color: var(--lime); border: 1px solid rgba(216,255,62,.28);
  background: rgba(216,255,62,.07); padding: 3px 9px; border-radius: 999px;
  transition: background .15s;
}
.art-cat:hover { background: rgba(216,255,62,.16); }
.art-dot, .art-date { color: var(--dim); }

.art-title {
  font-size: clamp(27px, 4vw, 40px); line-height: 1.25; letter-spacing: -.032em;
  font-weight: 780; margin: 16px 0 0;
}
.art-sub {
  font-size: 15.5px; line-height: 1.72; color: var(--muted);
  margin: 14px 0 0; max-width: 640px;
}
.art-byline {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 20px; font-family: var(--mono); font-size: 11.5px; color: var(--dim);
}
.art-byline .sep { opacity: .45; }

/* ---------- 正文 ---------- */
.art-body { padding: 8px 0 10px; font-size: 15.5px; }
.art-body > *:first-child { margin-top: 30px; }

.art-body h2 {
  font-size: 22px; line-height: 1.4; letter-spacing: -.02em; font-weight: 720;
  margin: 46px 0 14px; padding-left: 13px; border-left: 3px solid var(--lime);
}
.art-body h3 {
  font-size: 16.5px; font-weight: 680; color: var(--text);
  margin: 32px 0 10px; letter-spacing: -.01em;
}
.art-body h4 { font-size: 14.5px; margin: 24px 0 8px; color: var(--text); }

.art-body p { color: var(--text-2); line-height: 1.92; margin: 15px 0; }
.art-body strong { color: var(--text); font-weight: 680; }
.art-body em { color: var(--text-2); }

.art-body a {
  color: var(--lime); border-bottom: 1px solid rgba(216,255,62,.32);
  transition: border-color .15s;
}
.art-body a:hover { border-color: var(--lime); }

.art-body ul, .art-body ol { padding-left: 22px; margin: 14px 0; }
.art-body li { color: var(--text-2); line-height: 1.85; margin: 7px 0; }
.art-body li::marker { color: var(--dim); }

.art-body blockquote {
  margin: 22px 0; padding: 14px 20px; border-left: 2px solid var(--line-2);
  background: var(--panel); border-radius: 0 10px 10px 0;
}
.art-body blockquote p { margin: 0; color: var(--text-2); font-size: 14.5px; }

.art-body code {
  font-family: var(--mono); font-size: 12.8px; background: #161b24;
  border: 1px solid #232b38; padding: 2px 6px; border-radius: 5px;
  color: var(--lime); white-space: nowrap;
}
.art-body pre {
  background: #0b0e13; border: 1px solid var(--line-2); border-radius: 12px;
  padding: 16px 18px; overflow-x: auto; margin: 20px 0;
}
.art-body pre code {
  background: none; border: 0; padding: 0; color: var(--text-2);
  font-size: 12.6px; line-height: 1.75; white-space: pre;
}

.art-body hr { border: 0; border-top: 1px solid var(--line); margin: 38px 0; }

.art-body table {
  width: 100%; border-collapse: collapse; margin: 22px 0;
  font-size: 13px; display: block; overflow-x: auto;
}
.art-body thead th {
  text-align: left; font-family: var(--mono); font-size: 11px;
  letter-spacing: .06em; text-transform: uppercase; color: var(--dim);
  font-weight: 500; padding: 10px 12px; border-bottom: 1px solid var(--line-2);
  white-space: nowrap; background: var(--panel);
}
.art-body tbody td {
  padding: 10px 12px; border-bottom: 1px solid var(--line);
  color: var(--text-2); vertical-align: top;
}
.art-body tbody tr:hover td { background: rgba(255,255,255,.02); }
.art-body tbody td:first-child { color: var(--text); white-space: nowrap; }

.art-body img { border-radius: 12px; border: 1px solid var(--line); margin: 20px 0; }

/* ---------- 页脚区 ---------- */
.art-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line);
}
.art-tags { display: flex; gap: 7px; flex-wrap: wrap; }
.art-tag {
  font-size: 11.5px; color: var(--muted); font-family: var(--mono);
  padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line-2);
  transition: .15s;
}
.art-tag:hover { color: var(--lime); border-color: rgba(216,255,62,.4); }

.art-share { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--dim); }
.btn-mini {
  padding: 6px 13px; border-radius: 8px; border: 1px solid var(--line-2);
  background: transparent; font-size: 12px; color: var(--text-2); cursor: pointer;
  transition: .15s;
}
.btn-mini:hover { border-color: var(--lime); color: var(--lime); }

/* ---------- 相关阅读 ---------- */
.art-related { padding: 54px 0 20px; border-top: 1px solid var(--line); margin-top: 40px; position: relative; z-index: 1; }
.art-rel-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 22px; }
.art-rel-head h3 { font-size: 17px; margin: 0; letter-spacing: -.01em; }
.art-rel-head a { font-size: 12.5px; color: var(--dim); transition: color .15s; }
.art-rel-head a:hover { color: var(--lime); }

.rel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.rel-card {
  display: flex; flex-direction: column;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line); border-radius: 13px; padding: 18px;
  transition: border-color .16s, transform .16s;
}
.rel-card:hover { border-color: var(--line-2); transform: translateY(-2px); }
.rel-cat { font-family: var(--mono); font-size: 10.5px; color: var(--lime); letter-spacing: .06em; }
.rel-card h4 { font-size: 14px; line-height: 1.5; margin: 9px 0 0; font-weight: 640; }
.rel-card p {
  font-size: 12px; color: var(--dim); line-height: 1.7; margin: 8px 0 0;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rel-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  margin-top: auto; padding-top: 14px; font-size: 11px; color: var(--dim);
  font-family: var(--mono);
}
.rel-foot .tag { font-size: 10.5px; padding: 2px 7px; }

@media (max-width: 860px) {
  .rel-grid { grid-template-columns: 1fr; }
  .art-main { padding: 22px 0 8px; }
  .art-title { font-size: 26px; }
  .art-body { font-size: 15px; }
  .art-body h2 { font-size: 19.5px; }
}