/* ==========================================================================
   Clash官网 · components.css
   跨页面共享组件:tab / toc / FAQ / 术语卡 / 下载卡 / 文章卡 / callout /
   仪器面板行 / hero 链路通路图 / dl-fab / 状态栏 / 表格 / 徽章
   ========================================================================== */

/* --- Hero 区(左文案右装饰) --- */
.hero {
  padding-top: 64px;
  padding-bottom: 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 48px;
  align-items: center;
}

.hero-grid > * {
  min-width: 0;
}

.hero-flag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  padding: 5px 12px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--c-ink-soft);
  margin-bottom: 18px;
}

.hero-dot {
  width: 7px;
  height: 7px;
  background: var(--c-ok);
  flex-shrink: 0;
  animation: dotBreath 2.2s ease-in-out infinite;
}

@keyframes dotBreath {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.35; }
}

.hero-lead {
  color: var(--c-ink-soft);
  font-size: 16px;
  max-width: 560px;
}

.hero-acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
  margin-bottom: 22px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hero-tag {
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  padding: 4px 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--c-ink-soft);
}

/* --- Hero 装饰:直角线框「链路通路图」(纯几何,aria-hidden) --- */
.linkpath {
  position: relative;
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  min-height: 280px;
  overflow: hidden;
}

.lp-wire {
  position: absolute;
  left: 10%;
  right: 10%;
  height: 1px;
  background: var(--c-line);
}

.lp-w1 { top: 28%; }
.lp-w2 { top: 50%; }
.lp-w3 { top: 72%; }

/* 导线上的电光蓝短光条,错开节奏自左向右滑过 */
.lp-wire::after {
  content: "";
  position: absolute;
  top: -1px;
  left: -64px;
  width: 64px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--c-beam) 55%, transparent);
  animation: lpRun 3.6s linear infinite;
}

.lp-w2::after { animation-delay: 1.2s; }
.lp-w3::after { animation-delay: 2.4s; }

@keyframes lpRun {
  0%   { left: -64px; }
  70%  { left: 100%; }
  100% { left: 100%; }
}

/* 交汇处小方块节点:光条经过时点亮 0.2s 再熄灭 */
.lp-node {
  position: absolute;
  width: 9px;
  height: 9px;
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  transform: translate(-50%, -50%);
  animation: lpBlink 3.6s linear infinite;
}

.lp-n1 { top: 28%; left: 36%; animation-delay: 0s; }
.lp-n2 { top: 28%; left: 72%; animation-delay: 0.5s; }
.lp-n3 { top: 50%; left: 52%; animation-delay: 1.9s; }
.lp-n4 { top: 72%; left: 30%; animation-delay: 2.8s; }
.lp-n5 { top: 72%; left: 66%; animation-delay: 3.2s; }

@keyframes lpBlink {
  0%, 38%  { background: var(--c-pane); border-color: var(--c-line); }
  40%, 45% { background: var(--c-beam); border-color: var(--c-core); }
  47%, 100% { background: var(--c-pane); border-color: var(--c-line); }
}

/* 最外层直角边框:每 6 秒循环一次四边扫光描边 */
.lp-edge {
  position: absolute;
  pointer-events: none;
  opacity: 0;
}

.lp-et {
  top: 0;
  left: -34%;
  width: 34%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-beam), transparent);
  animation: lpEdgeT 6s linear infinite;
}

.lp-er {
  top: -34%;
  right: 0;
  width: 2px;
  height: 34%;
  background: linear-gradient(180deg, transparent, var(--c-beam), transparent);
  animation: lpEdgeR 6s linear infinite;
  animation-delay: 1.5s;
}

.lp-eb {
  bottom: 0;
  right: -34%;
  width: 34%;
  height: 2px;
  background: linear-gradient(270deg, transparent, var(--c-beam), transparent);
  animation: lpEdgeB 6s linear infinite;
  animation-delay: 3s;
}

.lp-el {
  bottom: -34%;
  left: 0;
  width: 2px;
  height: 34%;
  background: linear-gradient(0deg, transparent, var(--c-beam), transparent);
  animation: lpEdgeL 6s linear infinite;
  animation-delay: 4.5s;
}

@keyframes lpEdgeT {
  0%       { left: -34%; opacity: 0; }
  2%       { opacity: 1; }
  23%      { left: 100%; opacity: 1; }
  25%, 100% { left: 100%; opacity: 0; }
}

@keyframes lpEdgeR {
  0%       { top: -34%; opacity: 0; }
  2%       { opacity: 1; }
  23%      { top: 100%; opacity: 1; }
  25%, 100% { top: 100%; opacity: 0; }
}

@keyframes lpEdgeB {
  0%       { right: -34%; opacity: 0; }
  2%       { opacity: 1; }
  23%      { right: 100%; opacity: 1; }
  25%, 100% { right: 100%; opacity: 0; }
}

@keyframes lpEdgeL {
  0%       { bottom: -34%; opacity: 0; }
  2%       { opacity: 1; }
  23%      { bottom: 100%; opacity: 1; }
  25%, 100% { bottom: 100%; opacity: 0; }
}

/* --- 状态栏装饰条(静态事实,aria-hidden) --- */
.statbar {
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-pane);
}

.statbar-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 32px;
  padding-top: 12px;
  padding-bottom: 12px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--c-ink-soft);
}

.statbar-row b {
  color: var(--c-core-deep);
  font-weight: 600;
}

/* --- 仪器面板行(满宽横排特性区) --- */
.rig {
  border-top: 1px solid var(--c-line);
}

.rig-row {
  position: relative;
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 140px;
  gap: 28px;
  align-items: start;
  border-bottom: 1px solid var(--c-line);
  padding-top: 26px;
  padding-bottom: 26px;
  overflow: hidden;
}

.rig-row > * {
  min-width: 0;
}

/* 悬停:整行一次自左向右电光蓝扫光描边 */
.rig-row::before {
  content: "";
  position: absolute;
  top: 0;
  left: -30%;
  width: 30%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--c-beam), transparent);
  opacity: 0;
  pointer-events: none;
}

.rig-row:hover::before {
  animation: rigSweep 0.6s ease-out 1;
}

@keyframes rigSweep {
  0%   { left: -30%; opacity: 1; }
  100% { left: 100%; opacity: 0; }
}

.rig-code {
  font-family: var(--f-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--c-core-deep);
  padding-top: 3px;
}

.rig-body h3 {
  margin-bottom: 8px;
  font-size: 17px;
}

.rig-body p {
  margin: 0;
  color: var(--c-ink-soft);
  font-size: 14px;
}

/* 右端 2px 微型进度光条:配合 .reveal.shown 短促点亮 */
.rig-meter {
  height: 2px;
  margin-top: 12px;
  background: var(--c-line);
  position: relative;
  overflow: hidden;
}

.rig-meter::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--c-core), var(--c-beam));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s ease 0.15s;
}

.reveal.shown .rig-meter::after,
.rig-row.shown .rig-meter::after {
  transform: scaleX(1);
}

/* --- Tab 切换(role=tablist 配套) --- */
.tabset {
  border: 1px solid var(--c-line);
  background: var(--c-pane);
}

.tabrail {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--c-line);
  background: var(--c-pane-2);
}

.tabrail [role="tab"] {
  appearance: none;
  border: 0;
  border-right: 1px solid var(--c-line);
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--c-ink-soft);
  font-family: var(--f-ui);
  font-size: 14px;
  font-weight: 500;
  min-height: 44px;
  padding: 10px 20px;
  cursor: pointer;
}

.tabrail [role="tab"]:hover {
  color: var(--c-core-deep);
}

.tabrail [role="tab"][aria-selected="true"] {
  background: var(--c-pane);
  color: var(--c-core-deep);
  border-bottom-color: var(--c-core);
  font-weight: 600;
}

.tabpanel {
  padding: 24px 26px;
}

.tabpanel[hidden] {
  display: none;
}

/* --- 长页分类跳转导航(toc) --- */
.toc-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  margin-bottom: 32px;
}

.toc-rail a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 18px;
  border-right: 1px solid var(--c-line);
  color: var(--c-ink-soft);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
}

.toc-rail a:hover {
  background: var(--c-pane-2);
  color: var(--c-core-deep);
}

.toc-rail .mono-key {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--c-core-deep);
  margin-right: 8px;
  flex-shrink: 0;
}

/* --- FAQ 折叠项 --- */
.qa-item {
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  margin-bottom: -1px;
}

.qa-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 12px 18px;
  font-weight: 600;
  font-size: 14px;
  color: var(--c-ink);
}

.qa-item summary::-webkit-details-marker {
  display: none;
}

.qa-item summary::before {
  content: "+";
  font-family: var(--f-mono);
  font-size: 16px;
  color: var(--c-core-deep);
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.qa-item[open] summary::before {
  content: "−";
}

.qa-item[open] summary {
  border-bottom: 1px solid var(--c-line);
  background: var(--c-pane-2);
}

.qa-item summary:hover {
  color: var(--c-core-deep);
}

.qa-body {
  padding: 16px 18px 16px 48px;
  color: var(--c-ink-soft);
  font-size: 14px;
}

.qa-body p:last-child {
  margin-bottom: 0;
}

/* --- 术语卡 --- */
.term-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 0;
  border-top: 1px solid var(--c-line);
  border-left: 1px solid var(--c-line);
}

.term-card {
  min-width: 0;
  border-right: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background: var(--c-pane);
  padding: 20px 22px;
}

.term-card:hover {
  background: var(--c-pane-2);
}

.term-card dt,
.term-card h3 {
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 8px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.term-card .term-key {
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--c-core-deep);
  border: 1px solid var(--c-line);
  padding: 1px 7px;
  flex-shrink: 0;
}

.term-card dd,
.term-card p {
  margin: 0;
  color: var(--c-ink-soft);
  font-size: 13px;
  line-height: 1.8;
}

/* --- 徽章 --- */
.mark {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 2px 9px;
  border: 1px solid;
  white-space: nowrap;
  flex-shrink: 0;
}

.mark--prime {
  color: var(--c-on-core);
  background: var(--c-core);
  border-color: var(--c-core-deep);
}

.mark--good {
  color: var(--c-ok);
  background: var(--c-pane);
  border-color: var(--c-ok);
}

.mark--halt {
  color: var(--c-err);
  background: var(--c-pane);
  border-color: var(--c-err);
}

.mark--note {
  color: var(--c-warn);
  background: var(--c-pane);
  border-color: var(--c-warn);
}

.mark--dim {
  color: var(--c-ink-soft);
  background: var(--c-pane-2);
  border-color: var(--c-line);
}

/* --- 下载客户端卡片 --- */
.dl-card {
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  padding: 22px 24px;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

.dl-card:hover {
  border-color: var(--c-core);
}

.dl-card--prime {
  border-left: 3px solid var(--c-core);
}

.dl-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 10px;
}

.dl-head img {
  flex-shrink: 0;
}

.dl-head h3 {
  margin: 0;
  font-size: 16px;
}

.dl-ver {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--c-ink-soft);
}

.dl-desc {
  color: var(--c-ink-soft);
  font-size: 13px;
  margin-bottom: 14px;
}

.dl-acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.dl-meta {
  margin-top: 12px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--c-ink-soft);
}

/* 系统要求小表 */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.spec-table th,
.spec-table td {
  border: 1px solid var(--c-line);
  padding: 9px 14px;
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  background: var(--c-pane-2);
  color: var(--c-ink);
  font-weight: 600;
  white-space: nowrap;
}

.spec-table td {
  color: var(--c-ink-soft);
}

/* --- 博客文章卡 --- */
.post-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--c-line);
  background: var(--c-pane);
  padding: 22px 24px;
  position: relative;
  overflow: hidden;
}

.post-card::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 100%;
  background: linear-gradient(90deg, var(--c-core), var(--c-beam));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.post-card:hover::after {
  transform: scaleX(1);
}

.post-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--c-ink-soft);
  margin-bottom: 10px;
}

.post-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.post-card h3 a {
  color: var(--c-ink);
  text-decoration: none;
}

.post-card h3 a:hover {
  color: var(--c-core-deep);
}

.post-card p {
  margin: 0;
  color: var(--c-ink-soft);
  font-size: 13px;
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
}

.post-grid > * {
  min-width: 0;
}

/* --- callout 引用块 --- */
.callout {
  display: flex;
  gap: 12px;
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-core);
  background: var(--c-pane-2);
  padding: 14px 18px;
  margin: 0 0 1.2em;
  font-size: 14px;
  color: var(--c-ink-soft);
}

.callout > svg,
.callout > .co-sign {
  flex-shrink: 0;
  font-family: var(--f-mono);
  font-weight: 700;
  color: var(--c-core-deep);
}

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

.callout--warn {
  border-left-color: var(--c-warn);
}

.callout--warn > .co-sign {
  color: var(--c-warn);
}

.callout--err {
  border-left-color: var(--c-err);
}

.callout--err > .co-sign {
  color: var(--c-err);
}

.callout--ok {
  border-left-color: var(--c-ok);
}

.callout--ok > .co-sign {
  color: var(--c-ok);
}

/* --- 命令展示框(等宽 + 复制按钮) --- */
.cmdbox {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--c-code-bg);
  border: 1px solid var(--c-line);
  padding: 12px 16px;
}

.cmdbox code {
  flex: 1;
  min-width: 0;
  overflow-x: auto;
  white-space: nowrap;
  background: transparent;
  border: 0;
  padding: 0;
  color: var(--c-code-ink);
  font-size: 13px;
}

.cmdbox button {
  flex-shrink: 0;
  border: 1px solid var(--c-core-deep);
  background: var(--c-core);
  color: var(--c-on-core);
  font-family: var(--f-mono);
  font-size: 12px;
  min-height: 32px;
  padding: 5px 14px;
  cursor: pointer;
}

.cmdbox button:hover {
  background: var(--c-core-deep);
}

/* --- 文末下载引导卡(博客文章页) --- */
.endcta {
  border: 1px solid var(--c-line);
  border-top: 2px solid var(--c-core);
  background: var(--c-pane);
  padding: 26px 28px;
  margin-top: 40px;
}

.endcta h2 {
  font-size: 19px;
  margin-bottom: 8px;
}

.endcta p {
  color: var(--c-ink-soft);
  font-size: 14px;
  margin-bottom: 16px;
}

.endcta .hero-acts {
  margin: 0;
}

/* --- 右下角常驻下载浮层 --- */
.dl-fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--c-core);
  color: var(--c-on-core);
  border: 1px solid var(--c-core-deep);
  border-radius: var(--edge);
  padding: 11px 18px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 0 var(--c-core-deep);
}

.dl-fab:hover {
  background: var(--c-core-deep);
  color: var(--c-on-core);
}

.dl-fab svg {
  flex-shrink: 0;
}

/* --- 面包屑(博客文章页) --- */
.crumbs {
  margin-top: 1.4rem;
  margin-bottom: 1.2rem;
  font-size: 13px;
  color: var(--c-ink-soft);
}

.crumbs a {
  color: var(--c-ink-soft);
  text-decoration: none;
}

.crumbs a:hover {
  color: var(--c-core-deep);
  text-decoration: underline;
}

.crumbs .crumb-sep {
  margin: 0 7px;
  opacity: 0.6;
}

/* --- 打字机式命令演示光标 --- */
.type-caret {
  display: inline-block;
  width: 8px;
  height: 1em;
  background: var(--c-beam);
  vertical-align: text-bottom;
  animation: caretBlink 1s steps(1) infinite;
}

@keyframes caretBlink {
  0%, 60% { opacity: 1; }
  61%, 100% { opacity: 0; }
}

/* --- 响应式 --- */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .linkpath {
    min-height: 200px;
  }

  .rig-row {
    grid-template-columns: 88px minmax(0, 1fr);
  }

  .rig-side {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 40px;
    padding-bottom: 36px;
  }

  .rig-row {
    grid-template-columns: 1fr;
    gap: 10px;
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .tabpanel {
    padding: 18px;
  }

  .qa-body {
    padding: 14px 16px 14px 16px;
  }

  .dl-card {
    padding: 18px;
  }

  .dl-fab {
    right: 12px;
    bottom: 12px;
    padding: 10px 15px;
    font-size: 13px;
  }
}