/* style.css — 全站公共样式
 * 布局：左侧身份栏（sticky）+ 右侧内容流。
 * 正文 LXGW WenKai Screen（断网回落系统字体），
 * 链接蓝取自 GitHub，支持系统明暗模式。没有滚动动画。
 */

:root {
  --paper: #fafaf7;
  --card: #ffffff;
  --ink: #24292f;
  --ink-2: #57606a;
  --ink-3: #6e7781;
  --border: #e5e4de;
  --border-strong: #c6c9c1;
  --link: #0969da;
  --ok: #3f7d54;
  --tint: rgba(9, 105, 218, 0.045);

  --sans: 'LXGW WenKai Screen', 'LXGW WenKai', system-ui, 'PingFang SC',
    'Microsoft YaHei', sans-serif;
  --mono: ui-monospace, 'Cascadia Mono', Consolas, 'Courier New', monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #131516;
    --card: #1a1d1f;
    --ink: #e2e5e4;
    --ink-2: #a2a8ab;
    --ink-3: #6e7679;
    --border: #262b2d;
    --border-strong: #3a4043;
    --link: #71b7ff;
    --ok: #6cc088;
    --tint: rgba(113, 183, 255, 0.035);
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background:
    radial-gradient(1100px 460px at 72% -140px, var(--tint), transparent 70%),
    var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.9;
  min-height: 100vh;
}

::selection { background: rgba(9, 105, 218, 0.18); }

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }

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

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

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ── 双栏骨架 ── */
.layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 52px;
}

/* ── 左侧身份栏 ── */
.side {
  position: sticky;
  top: 0;
  align-self: start;
  min-height: 100vh;
  border-right: 1px solid var(--border);
  padding: 56px 0 48px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}
.side-brand {
  color: var(--ink);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.3;
}
.side-brand:hover { color: var(--link); text-decoration: none; }
.side > div:first-child {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.side-role {
  color: var(--ink-2);
  font-size: 0.9rem;
}
.side-now {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.73rem;
  color: var(--ink-3);
}
.side-now::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
  flex-shrink: 0;
}
.side-nav {
  display: flex;
  flex-direction: column;
  gap: 11px;
  font-size: 0.96rem;
}
.side-nav a { color: var(--ink-2); }
.side-nav a:hover { color: var(--link); text-decoration: none; }
.side-nav a[aria-current="page"] {
  color: var(--ink);
  font-weight: 700;
}
.side-nav .ext::after { content: ' ↗'; font-size: 0.8em; }
.side-social {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  margin-top: 6px;
}
.side-social a { color: var(--ink-3); }
.side-social a:hover { color: var(--link); }

/* ── 内容流 ── */
.content { padding: 56px 0 72px; }

h1 {
  font-size: clamp(1.7rem, 4.5vw, 2.1rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 18px;
}

.lead { color: var(--ink-2); max-width: 60ch; }

h2 {
  font-size: 1.18rem;
  font-weight: 700;
  margin: 3.2em 0 1.1em;
}

.content p { margin: 0 0 1em; }
.content p + p { margin-top: -0.4em; }

/* ── 卡片网格（项目 / 架构） ── */
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 4px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.18s ease, border-color 0.18s ease;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
}
.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.p-name {
  color: var(--ink);
  font-weight: 700;
  font-size: 1.04rem;
  line-height: 1.4;
}
a.p-name:hover { color: var(--link); }
.status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-3);
  white-space: nowrap;
}
.status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-3);
  flex-shrink: 0;
}
.status.on::before { background: var(--ok); }
.p-desc {
  color: var(--ink-2);
  font-size: 0.92rem;
  line-height: 1.8;
  flex: 1;
  max-width: none;
}
.card-foot {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
}
.meta {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.card-foot a { font-size: 0.85rem; }
.kicker {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--link);
}
.tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tag {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-3);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
}

/* ── 深色横幅（组织） ── */
.band {
  background: #24292f;
  border: 1px solid #3a4045;
  border-radius: 12px;
  color: #c9ced2;
  padding: 28px 32px;
  margin-top: 4px;
}
.band h3 {
  color: #f0f2f1;
  font-size: 1.15rem;
  margin-bottom: 8px;
}
.band p { font-size: 0.95rem; max-width: 58ch; }
.band a { color: #8ec4ff; }

/* ── 停运/状态公告 ── */
.notice {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--link);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 24px 0 8px;
  max-width: 62ch;
}
.notice p { margin: 0; font-size: 0.95rem; color: var(--ink-2); }
.notice b { color: var(--ink); }

/* ── 规格行（接口说明） ── */
.rows { margin-top: 4px; }
.row-item {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 20px;
  padding: 17px 0;
  border-top: 1px solid var(--border);
}
.row-item:last-child { border-bottom: 1px solid var(--border); }
.row-key {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--link);
  padding-top: 4px;
}
.row-val { color: var(--ink-2); font-size: 0.95rem; }

/* ── 代码块 ── */
pre {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 20px;
  overflow-x: auto;
  margin: 1.2em 0;
}
pre code {
  font-family: var(--mono);
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--ink);
}

/* ── 版本记录 ── */
.cl { list-style: none; }
.cl li {
  padding: 18px 0;
  border-top: 1px solid var(--border);
}
.cl li:last-child { border-bottom: 1px solid var(--border); }
.cl .ver {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--link);
}
.cl .name { font-weight: 700; margin-left: 10px; }
.cl .cl-desc {
  color: var(--ink-2);
  font-size: 0.95rem;
  margin-top: 4px;
  max-width: 64ch;
}

/* ── 图 / 提交热力图 ── */
figure { margin: 1.4em 0; }
figure img {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  padding: 8px;
  width: 100%;
  height: auto;
}
figcaption {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-3);
}

/* ── 计划列表 ── */
.plan {
  list-style: none;
  counter-reset: plan;
  margin-bottom: 1em;
}
.plan li {
  counter-increment: plan;
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-top: 1px dashed var(--border);
}
.plan li:last-child { border-bottom: 1px dashed var(--border); }
.plan li::before {
  content: counter(plan, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--link);
  flex-shrink: 0;
}

/* ── 倒计时面板 ── */
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 26px 28px;
  margin: 14px 0 4px;
}
.count-big {
  font-family: var(--mono);
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.count-big b { color: var(--link); font-weight: 400; }
.count-note {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--ink-3);
  margin-top: 8px;
}

/* ── 按钮 ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 8px;
  padding: 9px 18px;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.5;
  border: 1px solid transparent;
  transition: opacity 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { opacity: 0.85; }
.btn-ghost { border-color: var(--border-strong); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); }
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 26px;
}

/* ── 组织页头部 ── */
.org-head {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.logo-tile {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  flex-shrink: 0;
}
.logo-tile img { width: 84px; height: 84px; object-fit: contain; }
.org-head h1 { margin-bottom: 6px; }

/* ── 页脚 ── */
.site-foot {
  border-top: 1px solid var(--border);
  padding: 22px 0 44px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--ink-3);
}
.site-foot a { color: var(--ink-3); }
.site-foot a:hover { color: var(--link); }

/* ── 文章列表 ── */
.post-list { margin-top: 6px; }
.post-item {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--border);
}
.post-item:last-child { border-bottom: 1px solid var(--border); }
.post-date {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-top: 3px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  line-height: 1.5;
}
.post-date time {
  font-size: 0.8rem;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}
.post-title {
  margin: 0 0 4px;
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.5;
}
.post-title a { color: var(--ink); }
.post-title a:hover { color: var(--link); text-decoration: none; }
.post-summary {
  margin: 0 0 7px;
  max-width: 62ch;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--ink-2);
}
.post-meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-3);
}
.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 9px;
}
.post-tags:empty { display: none; }
.post-empty {
  padding: 18px 0;
  font-size: 0.92rem;
  color: var(--ink-3);
}
.post-source {
  margin-top: 26px;
  font-size: 0.84rem;
  color: var(--ink-3);
}
.post-source code {
  font-family: var(--mono);
  font-size: 0.82em;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
}

/* 主页的最新文章行 */
.post-rows { border-top: 1px solid var(--border); margin-top: 4px; }
.post-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
  color: var(--ink);
}
.post-row:hover { text-decoration: none; }
.post-row:hover .post-row__title { color: var(--link); }
.post-row__date {
  font-family: var(--mono);
  font-size: 0.73rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}
.post-row__title { font-size: 0.99rem; font-weight: 700; }
.post-row__meta {
  font-family: var(--mono);
  font-size: 0.71rem;
  color: var(--ink-3);
}
.more-link { margin-top: 16px; font-size: 0.92rem; }

/* ── 文章正文 ── */
.post-back { margin-bottom: 26px; font-size: 0.88rem; }
.post-head {
  padding-bottom: 22px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--border);
}
.post-head h1 {
  margin-bottom: 10px;
  font-size: clamp(1.5rem, 4vw, 1.85rem);
  line-height: 1.45;
}
.post-head .post-meta { margin-bottom: 0; }
.post-head .post-tags { margin-top: 12px; }

.post-body {
  font-size: 1.01rem;
  line-height: 1.95;
  color: var(--ink);
}
.post-body > *:first-child { margin-top: 0; }
.post-body p { margin: 0 0 1.15em; }
.post-body h2 {
  margin: 2.2em 0 0.7em;
  font-size: 1.25rem;
  line-height: 1.5;
}
.post-body h3 {
  margin: 1.9em 0 0.6em;
  font-size: 1.08rem;
  line-height: 1.5;
}
.post-body h4 {
  margin: 1.6em 0 0.5em;
  font-size: 1rem;
}
.post-body ul,
.post-body ol { margin: 0 0 1.15em 1.4em; }
.post-body li { margin: 0.3em 0; }
.post-body li > ul,
.post-body li > ol { margin: 0.35em 0 0.35em 1.1em; }
.post-body blockquote {
  margin: 1.4em 0;
  padding: 2px 0 2px 18px;
  border-left: 3px solid var(--border-strong);
  color: var(--ink-2);
}
.post-body blockquote p { margin: 0; }
.post-body code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
}
.post-body pre {
  margin: 1.4em 0;
  padding: 18px 20px;
}
.post-body pre code {
  padding: 0;
  border: none;
  background: none;
  font-size: 0.84rem;
  line-height: 1.8;
}
.post-body img {
  margin: 1.5em 0;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.post-body hr {
  margin: 2.2em 0;
  border: none;
  border-top: 1px solid var(--border);
}
.post-body a { text-decoration: underline; text-underline-offset: 3px; }
.post-body table {
  width: 100%;
  margin: 1.5em 0;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.post-body th,
.post-body td {
  padding: 7px 12px;
  border: 1px solid var(--border);
  text-align: left;
}
.post-body th {
  background: var(--card);
  font-weight: 700;
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 46px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
}
.post-nav a { max-width: 46%; }
.post-nav a:last-child { margin-left: auto; text-align: right; }
.post-nav span {
  display: block;
  margin-bottom: 3px;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-3);
}

/* ── 响应式（文章） ── */
@media (max-width: 620px) {
  .post-item { grid-template-columns: 1fr; gap: 6px; padding: 18px 0; }
  .post-date { flex-direction: row; gap: 8px; padding-top: 0; }
  .post-row { grid-template-columns: 1fr auto; gap: 4px 12px; }
  .post-row__date { grid-column: 1 / -1; }
  .post-nav { flex-direction: column; gap: 14px; }
  .post-nav a { max-width: none; }
  .post-nav a:last-child { margin-left: 0; text-align: left; }
}

/* ── 响应式 ── */
@media (max-width: 880px) {
  .wrap { padding: 0 20px; }
  .layout { display: block; }
  .side {
    position: static;
    min-height: 0;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 26px 0 22px;
    gap: 14px;
  }
  .side-role { margin-top: 0; }
  .side-nav { flex-direction: row; flex-wrap: wrap; gap: 8px 18px; }
  .side-social { margin-top: 0; }
  .content { padding-top: 40px; padding-bottom: 48px; }
  .cards { grid-template-columns: 1fr; }
  .row-item { grid-template-columns: 1fr; gap: 5px; padding: 14px 0; }
  .band { padding: 22px 20px; }
  .org-head { align-items: flex-start; }
}