@charset "utf-8";
/* ==========================================================================
   安生稳 · 财务咨询  ——  体素风（Voxel）视觉系统
   纯手写 CSS / 无外部依赖 / 硬边块面 + 等距立方体 + 网格底纹
   ========================================================================== */

/* ---------- 1. 设计令牌 ---------- */
:root {
  --ink: #10171f;
  --ink-2: #2b3a4b;
  --ink-3: #55677c;
  --paper: #e9eff4;
  --paper-2: #f6f9fb;
  --panel: #ffffff;
  --line: 3px;
  --grid: rgba(16, 23, 31, .055);
  --shadow: 6px 6px 0 var(--ink);
  --shadow-sm: 4px 4px 0 var(--ink);
  --shadow-lg: 10px 10px 0 var(--ink);
  --accent: #1f8f6a;
  --accent-dark: #10634a;
  --accent-soft: #e4f4ee;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  --mono: "Consolas", "SFMono-Regular", "Roboto Mono", Menlo, monospace;
  --r: 2px;
}

/* 栏目配色（体素块面上的十种色阶） */
[data-col="cashflow"]   { --accent: #1f8f6a; --accent-dark: #0f6048; --accent-soft: #e2f3ec; }
[data-col="budget"]     { --accent: #2f6fd0; --accent-dark: #1b4b95; --accent-soft: #e3ecfa; }
[data-col="glossary"]   { --accent: #7a5bd0; --accent-dark: #533a9b; --accent-soft: #ece6fa; }
[data-col="standards"]  { --accent: #c9761b; --accent-dark: #8f4f08; --accent-soft: #fbeedc; }
[data-col="policy"]     { --accent: #158f9e; --accent-dark: #0a6673; --accent-soft: #dff1f3; }
[data-col="tax"]        { --accent: #cf4b4b; --accent-dark: #952929; --accent-soft: #fae4e4; }
[data-col="inspection"] { --accent: #4a5fc1; --accent-dark: #2c3c92; --accent-soft: #e5e8f9; }
[data-col="compliance"] { --accent: #3f8f3a; --accent-dark: #256322; --accent-soft: #e5f2e3; }
[data-col="risk"]       { --accent: #d08a1a; --accent-dark: #8f5c04; --accent-soft: #fbf0da; }
[data-col="audit"]      { --accent: #5c6b7a; --accent-dark: #38434f; --accent-soft: #eaedf1; }

/* ---------- 2. 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-2);
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 26px 26px, 26px 26px;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.35; margin: 0 0 .6em; letter-spacing: .2px; }
p { margin: 0 0 1.05em; }
ul, ol { margin: 0 0 1.05em; padding-left: 1.25em; }
li { margin: .3em 0; }
strong { color: var(--ink); }
code, kbd { font-family: var(--mono); background: var(--accent-soft); padding: .1em .38em; border: 1px solid rgba(16,23,31,.14); font-size: .92em; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 3px dashed var(--accent); outline-offset: 2px; }
.wrap { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.mono { font-family: var(--mono); letter-spacing: .5px; }
.muted { color: var(--ink-3); }
.small { font-size: 13.5px; }
.nowrap { white-space: nowrap; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 99; background: var(--ink); color: #fff; padding: 8px 14px; }

/* ---------- 3. 等距体素立方体 ---------- */
.cube { --s: 44px; --c-top: var(--accent); --c-left: var(--accent-dark); --c-right: color-mix(in srgb, var(--accent) 62%, #ffffff);
  position: relative; width: var(--s); height: calc(var(--s) * 1.16); flex: 0 0 auto; }
.cube i { position: absolute; inset: 0; display: block; }
.cube i:nth-child(1) { background: var(--c-top);   clip-path: polygon(50% 0, 100% 25%, 50% 50%, 0 25%); }
.cube i:nth-child(2) { background: var(--c-left);  clip-path: polygon(0 25%, 50% 50%, 50% 100%, 0 75%); }
.cube i:nth-child(3) { background: var(--c-right); clip-path: polygon(100% 25%, 100% 75%, 50% 100%, 50% 50%); }
@supports not (background: color-mix(in srgb, red, blue)) {
  .cube i:nth-child(3) { background: var(--accent); opacity: .78; }
}
.cube.lg { --s: 72px; }
.cube.sm { --s: 26px; }
.cube.xs { --s: 16px; }
.cube-stack { display: flex; align-items: flex-end; gap: 6px; }
.cube-stack .cube:nth-child(2) { transform: translateY(-26%); }
.cube-stack .cube:nth-child(3) { transform: translateY(8%); }
.cube-strip { display: flex; gap: 3px; }
.cube-strip span { width: 16px; height: 16px; background: var(--ink); transform: skewY(-12deg); }
.cube-strip span:nth-child(2n) { background: var(--accent); }
.cube-strip span:nth-child(3n) { background: var(--accent-dark); }

/* ---------- 4. 顶部导航 ---------- */
.site-head { position: sticky; top: 0; z-index: 40; background: var(--panel); border-bottom: var(--line) solid var(--ink); }
.head-in { display: flex; align-items: center; gap: 18px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-mark { width: 40px; height: 46px; }
.brand-txt { display: flex; flex-direction: column; line-height: 1.15; }
.brand-txt b { font-size: 21px; color: var(--ink); letter-spacing: 2px; }
.brand-txt i { font-style: normal; font-size: 11.5px; color: var(--ink-3); letter-spacing: 4px; }
.mainnav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; margin-left: auto; }
.mainnav a {
  display: block; padding: 5px 9px; font-size: 13.5px; color: var(--ink-2);
  border: 2px solid transparent; border-radius: var(--r);
}
.mainnav a:hover { background: var(--accent-soft); border-color: var(--ink); color: var(--ink); text-decoration: none; }
.mainnav a.on { background: var(--accent); border-color: var(--ink); color: #fff; box-shadow: 2px 2px 0 var(--ink); }
.nav-tog { display: none; }
.nav-btn { display: none; }
.head-strip { display: flex; height: 6px; }
.head-strip span { flex: 1; background: currentColor; opacity: .85; }

/* ---------- 5. 通用区块标题 ---------- */
.sec-head { display: flex; align-items: center; gap: 12px; margin: 42px 0 20px; }
.sec-head .cube { --s: 30px; }
.sec-head h2 { margin: 0; font-size: 23px; letter-spacing: 1px; }
.sec-head .kicker { font-family: var(--mono); font-size: 12px; color: var(--ink-3); letter-spacing: 2px; text-transform: uppercase; }
.sec-head .rule { flex: 1; height: 6px; background: repeating-linear-gradient(90deg, var(--ink) 0 6px, transparent 6px 12px); opacity: .18; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; letter-spacing: 1.6px; text-transform: uppercase; font-family: var(--mono); color: var(--ink-3); margin-bottom: 10px; }
.eyebrow::before { content: ""; width: 12px; height: 12px; background: var(--accent); box-shadow: 3px 3px 0 var(--ink); }

/* ---------- 6. 按钮 ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; font-size: 15px; font-weight: 600; color: #fff; background: var(--accent);
  border: var(--line) solid var(--ink); border-radius: var(--r); box-shadow: var(--shadow-sm); cursor: pointer; text-decoration: none; }
.btn:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); text-decoration: none; color: #fff; }
.btn.alt { background: var(--panel); color: var(--ink); }
.btn.alt:hover { color: var(--ink); }
.btn.dark { background: var(--ink); }
.btn.sm { padding: 6px 12px; font-size: 13px; box-shadow: 3px 3px 0 var(--ink); }

/* ---------- 7. 首页 Hero ---------- */
.hero { position: relative; margin: 30px 0 10px; background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow-lg); overflow: hidden; }
.hero::after { content: ""; position: absolute; right: -60px; bottom: -60px; width: 260px; height: 260px;
  background: repeating-conic-gradient(var(--accent-soft) 0% 25%, transparent 0% 50%); background-size: 34px 34px; opacity: .9; transform: rotate(6deg); }
.hero-in { position: relative; padding: 46px 42px; max-width: 760px; }
.hero h1 { font-size: clamp(28px, 4.4vw, 44px); margin-bottom: 14px; letter-spacing: 1px; }
.hero h1 em { font-style: normal; color: var(--accent-dark); background: var(--accent-soft); box-shadow: inset 0 -14px 0 var(--accent-soft), 0 4px 0 var(--accent-soft); }
.hero .lede { font-size: 16.5px; color: var(--ink-2); margin-bottom: 22px; }
.hero .acts { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-side { position: absolute; right: 30px; top: 50%; transform: translateY(-50%); display: grid; grid-template-columns: repeat(3, auto); gap: 10px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 0; margin: 0 0 6px; border: var(--line) solid var(--ink); border-top: 0; background: var(--paper-2); }
.hero-stats div { flex: 1 1 150px; padding: 14px 18px; border-right: 2px dashed rgba(16,23,31,.18); }
.hero-stats div:last-child { border-right: 0; }
.hero-stats b { display: block; font-size: 24px; font-family: var(--mono); color: var(--ink); }
.hero-stats span { font-size: 13px; color: var(--ink-3); }

/* ---------- 8. 栏目磁贴 ---------- */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(255px, 1fr)); gap: 20px; }
.tile { position: relative; display: block; background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow-sm);
  padding: 20px 20px 18px; color: inherit; overflow: hidden; transition: transform .12s, box-shadow .12s; }
.tile::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 8px; background: var(--accent); border-bottom: 2px solid var(--ink); }
.tile:hover { text-decoration: none; transform: translate(3px, 3px); box-shadow: 1px 1px 0 var(--ink); }
.tile .t-top { display: flex; align-items: center; gap: 12px; margin: 10px 0 10px; }
.tile h3 { margin: 0; font-size: 19px; letter-spacing: 1px; }
.tile .en { font-family: var(--mono); font-size: 11px; letter-spacing: 1.6px; color: var(--ink-3); text-transform: uppercase; }
.tile p { font-size: 13.6px; color: var(--ink-3); margin: 0 0 14px; line-height: 1.7; }
.tile .t-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; border-top: 2px dashed rgba(16,23,31,.2); padding-top: 11px; }
.tile .count { font-family: var(--mono); font-size: 12.5px; color: var(--accent-dark); background: var(--accent-soft); border: 2px solid var(--ink); padding: 1px 7px; }
.tile .go { font-size: 13px; font-weight: 600; color: var(--ink); }
.tile.mini { padding: 14px 16px 14px; box-shadow: 3px 3px 0 var(--ink); }
.tile.mini h3 { font-size: 16.5px; }
.tile.mini::before { height: 6px; }

/* ---------- 9. 卡片 / 面板 ---------- */
.card { background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow-sm); padding: 22px 24px; }
.card + .card { margin-top: 20px; }
.card h3 { font-size: 18px; }
.panel { background: var(--paper-2); border: 2px dashed rgba(16,23,31,.3); padding: 16px 18px; }
.tag { display: inline-block; font-size: 12px; font-family: var(--mono); letter-spacing: 1px; padding: 2px 8px; background: var(--accent-soft);
  color: var(--accent-dark); border: 2px solid var(--ink); text-transform: uppercase; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font-size: 13.5px; padding: 4px 12px; background: var(--panel); border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink); }
.chip:hover { text-decoration: none; background: var(--accent-soft); }
.chip .n { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }

/* ---------- 10. 列表样式 ---------- */
.list-check { list-style: none; padding: 0; }
.list-check li { position: relative; padding-left: 30px; margin: 9px 0; }
.list-check li::before { content: ""; position: absolute; left: 0; top: .55em; width: 13px; height: 13px; background: var(--accent); box-shadow: 3px 3px 0 var(--ink); }
.list-num { list-style: none; counter-reset: n; padding: 0; }
.list-num li { counter-increment: n; position: relative; padding-left: 44px; margin: 12px 0; }
.list-num li::before { content: counter(n, decimal-leading-zero); position: absolute; left: 0; top: .15em; font-family: var(--mono); font-size: 13px;
  color: #fff; background: var(--ink); border: 2px solid var(--ink); padding: 1px 6px; }
.list-plain { list-style: none; padding: 0; }
.list-plain li { padding: 9px 0; border-bottom: 2px dotted rgba(16,23,31,.22); }
.list-plain li:last-child { border-bottom: 0; }
.list-links { list-style: none; padding: 0; margin: 0; }
.list-links li { border-bottom: 2px dotted rgba(16,23,31,.22); }
.list-links li:last-child { border-bottom: 0; }
.list-links a { display: flex; gap: 10px; padding: 9px 0; color: var(--ink-2); }
.list-links a:hover { color: var(--accent-dark); }
.list-links .idx { font-family: var(--mono); font-size: 12px; color: var(--ink-3); flex: 0 0 34px; }

/* ---------- 11. 表格 ---------- */
.tbl-wrap { overflow-x: auto; border: var(--line) solid var(--ink); box-shadow: var(--shadow-sm); background: var(--panel); margin: 0 0 22px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 460px; }
table.tbl caption { text-align: left; padding: 12px 16px; font-size: 14px; font-weight: 700; color: var(--ink); background: var(--accent-soft); border-bottom: 2px solid var(--ink); }
table.tbl th, table.tbl td { padding: 10px 14px; border: 1px solid rgba(16,23,31,.16); vertical-align: top; text-align: left; }
table.tbl thead th { background: var(--ink); color: #fff; font-weight: 600; border-color: var(--ink); }
table.tbl tbody tr:nth-child(even) { background: rgba(16,23,31,.028); }
table.tbl td:first-child { font-weight: 600; color: var(--ink); }

/* ---------- 12. 提示块 ---------- */
.callout { position: relative; padding: 16px 18px 14px 22px; border: 2px solid var(--ink); background: var(--panel); box-shadow: var(--shadow-sm); margin: 0 0 22px; }
.callout::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 10px; background: var(--accent); }
.callout .ttl { display: block; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.callout.warn { background: #fdf3e6; }
.callout.warn::before { background: #d08a1a; }
.callout.tip::before { background: #2f6fd0; }
.callout p:last-child { margin-bottom: 0; }

/* ---------- 13. 步骤 ---------- */
.steps { list-style: none; counter-reset: s; padding: 0; margin: 0 0 22px; }
.steps li { counter-increment: s; position: relative; padding: 0 0 18px 58px; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 2px; width: 34px; height: 34px; display: grid; place-items: center;
  background: var(--accent); color: #fff; border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink); font-family: var(--mono); }
.steps li:not(:last-child)::after { content: ""; position: absolute; left: 16px; top: 40px; bottom: 0; border-left: 2px dashed rgba(16,23,31,.28); }
.steps b { color: var(--ink); }

/* ---------- 14. 问答 ---------- */
.qa { margin: 0 0 20px; }
.qa dt { font-weight: 700; color: var(--ink); padding-left: 26px; position: relative; margin-top: 14px; }
.qa dt::before { content: "Q"; position: absolute; left: 0; top: 1px; font-family: var(--mono); font-size: 13px; color: #fff; background: var(--ink); padding: 0 4px; }
.qa dd { margin: 6px 0 0; padding-left: 26px; position: relative; color: var(--ink-2); }
.qa dd::before { content: "A"; position: absolute; left: 0; top: 1px; font-family: var(--mono); font-size: 13px; color: #fff; background: var(--accent); padding: 0 4px; border: 1px solid var(--ink); }

/* ---------- 15. 面包屑 / 文章头 ---------- */
.crumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-3); margin: 22px 0 16px; }
.crumb a { color: var(--ink-3); }
.crumb a:hover { color: var(--accent-dark); }
.crumb .sep { color: rgba(16,23,31,.35); }
.crumb .here { color: var(--ink); font-weight: 600; }
.art-head { background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow); padding: 30px 32px 24px; position: relative; overflow: hidden; }
.art-head::after { content: ""; position: absolute; right: -40px; top: -40px; width: 150px; height: 150px; background: var(--accent-soft);
  transform: rotate(12deg); opacity: .8; }
.art-head .h-in { position: relative; }
.art-head h1 { font-size: clamp(23px, 3.1vw, 32px); margin-bottom: 12px; }
.art-head .lede { font-size: 16px; color: var(--ink-2); margin-bottom: 16px; max-width: 76ch; }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13px; color: var(--ink-3); border-top: 2px dashed rgba(16,23,31,.22); padding-top: 12px; }
.meta-line b { color: var(--ink); font-weight: 600; }

/* ---------- 16. 文章主体 / 侧栏 ---------- */
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 306px; gap: 26px; align-items: start; margin: 26px 0 46px; }
.article { background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow-sm); padding: 30px 34px 26px; }
.article > :first-child { margin-top: 0; }
.article h2 { font-size: 21px; margin-top: 34px; padding-left: 16px; position: relative; }
.article h2::before { content: ""; position: absolute; left: 0; top: .35em; width: 9px; height: 9px; background: var(--accent); box-shadow: 2px 2px 0 var(--ink); }
.article h3 { font-size: 17.5px; margin-top: 24px; color: var(--ink); }
.article p { color: var(--ink-2); }
.article p.first { font-size: 16.5px; }
.article .dropcap::first-letter { float: left; font-family: var(--mono); font-size: 46px; line-height: .9; padding: 4px 8px 0 0; color: var(--accent-dark); }
.article blockquote { margin: 0 0 22px; padding: 14px 18px; background: var(--accent-soft); border-left: 8px solid var(--accent-dark); font-size: 15.5px; color: var(--ink-2); }
.article blockquote p:last-child { margin: 0; }
.article .lead-block { font-size: 16.8px; color: var(--ink); border-left: 8px solid var(--ink); padding: 4px 0 4px 16px; margin-bottom: 24px; }
.article hr { border: 0; height: 6px; background: repeating-linear-gradient(90deg, var(--ink) 0 6px, transparent 6px 12px); opacity: .16; margin: 30px 0; }
.article figure { margin: 0 0 22px; }
.article figcaption { font-size: 13px; color: var(--ink-3); margin-top: 8px; }

/* 文章版式变体：仅重排既有内容，保证同一栏目内视觉不雷同 */
.v-b .article { padding: 26px 28px 22px; }
.v-b .art-head { background: var(--ink); }
.v-b .art-head h1, .v-b .art-head .lede { color: #fff; }
.v-b .art-head .lede { color: rgba(255,255,255,.82); }
.v-b .art-head::after { background: var(--accent); opacity: .5; }
.v-b .meta-line { border-top-color: rgba(255,255,255,.25); color: rgba(255,255,255,.7); }
.v-b .meta-line b { color: #fff; }
.v-c .art-head { border-left-width: 14px; }
.v-c .article h2 { border-bottom: 2px dotted rgba(16,23,31,.25); padding-bottom: 6px; }
.v-d .art-head { box-shadow: none; border-style: solid; background: var(--accent-soft); }
.v-d .article { box-shadow: none; border-width: 2px; }
.v-e .art-head h1 { font-family: var(--font); }
.v-e .article { background: var(--paper-2); }

.side { display: grid; gap: 20px; position: sticky; top: 90px; }
.side .card { padding: 18px 18px 16px; }
.side h3 { font-size: 15.5px; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.side h3::before { content: ""; width: 9px; height: 9px; background: var(--accent); box-shadow: 2px 2px 0 var(--ink); }
.toc { list-style: none; counter-reset: t; padding: 0; margin: 0; font-size: 14px; }
.toc li { counter-increment: t; padding: 7px 0; border-bottom: 2px dotted rgba(16,23,31,.2); }
.toc li:last-child { border-bottom: 0; }
.toc a { display: flex; gap: 9px; color: var(--ink-2); }
.toc a::before { content: counter(t, decimal-leading-zero); font-family: var(--mono); font-size: 11.5px; color: var(--accent-dark); padding-top: 3px; }
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.stat-grid div { background: var(--paper-2); border: 2px solid var(--ink); padding: 7px 9px; }
.stat-grid b { display: block; font-family: var(--mono); font-size: 16px; color: var(--ink); }
.stat-grid span { font-size: 11.5px; color: var(--ink-3); }

/* ---------- 17. 上下篇 / 相关 ---------- */
.pager { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 26px 0 0; }
.pager a { display: block; background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow-sm); padding: 14px 18px; color: var(--ink-2); }
.pager a:hover { text-decoration: none; transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); }
.pager .k { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); letter-spacing: 1.4px; }
.pager .t { font-weight: 600; color: var(--ink); font-size: 14.6px; line-height: 1.6; }
.pager .r { text-align: right; }
.related { display: grid; grid-template-columns: repeat(auto-fill, minmax(235px, 1fr)); gap: 18px; }

/* ---------- 18. 栏目索引页 ---------- */
.col-hero { position: relative; background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow); padding: 30px 32px 26px; overflow: hidden; }
.col-hero::after { content: ""; position: absolute; right: -50px; bottom: -70px; width: 220px; height: 220px;
  background: repeating-conic-gradient(var(--accent-soft) 0% 25%, transparent 0% 50%); background-size: 30px 30px; transform: rotate(8deg); }
.col-hero .h-in { position: relative; max-width: 820px; }
.col-hero h1 { font-size: clamp(25px, 3.4vw, 34px); display: flex; align-items: center; gap: 14px; }
.col-hero .desc { color: var(--ink-2); }
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 22px 0 18px; }
.filter-bar input { font-family: var(--font); font-size: 14.5px; padding: 9px 13px; border: var(--line) solid var(--ink); background: var(--panel);
  box-shadow: var(--shadow-sm); min-width: 260px; border-radius: var(--r); }
.filter-bar input:focus { outline: 0; background: var(--accent-soft); }
.art-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 18px; }
.art-card { display: flex; flex-direction: column; background: var(--panel); border: var(--line) solid var(--ink); box-shadow: var(--shadow-sm);
  padding: 18px 20px 16px; transition: transform .12s, box-shadow .12s; }
.art-card:hover { transform: translate(3px, 3px); box-shadow: 1px 1px 0 var(--ink); }
.art-card .no { font-family: var(--mono); font-size: 12px; color: var(--ink-3); letter-spacing: 1.4px; }
.art-card h3 { font-size: 17px; margin: 8px 0 8px; line-height: 1.55; }
.art-card h3 a { color: var(--ink); }
.art-card p { font-size: 13.6px; color: var(--ink-3); margin: 0 0 14px; flex: 1; }
.art-card .a-foot { display: flex; align-items: center; justify-content: space-between; border-top: 2px dashed rgba(16,23,31,.2); padding-top: 10px; font-size: 12.5px; color: var(--ink-3); }
.art-card[hidden] { display: none; }
.empty-hint { padding: 26px; text-align: center; color: var(--ink-3); background: var(--panel); border: 2px dashed rgba(16,23,31,.3); }

/* ---------- 19. 页脚 ---------- */
.site-foot { background: var(--ink); color: rgba(255,255,255,.72); margin-top: 20px; border-top: 6px solid var(--accent); }
.foot-in { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 26px; padding: 40px 0 26px; }
.site-foot h4 { color: #fff; font-size: 15px; margin-bottom: 12px; }
.site-foot a { color: rgba(255,255,255,.72); font-size: 13.6px; }
.site-foot a:hover { color: #fff; }
.site-foot ul { list-style: none; padding: 0; margin: 0; }
.site-foot li { margin: 6px 0; }
.foot-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.foot-brand b { color: #fff; font-size: 19px; letter-spacing: 2px; }
.foot-brand i { font-style: normal; display: block; font-size: 11px; letter-spacing: 3px; color: rgba(255,255,255,.5); }
.foot-note { font-size: 13px; line-height: 1.85; color: rgba(255,255,255,.62); }
.foot-bottom { border-top: 1px solid rgba(255,255,255,.14); padding: 15px 0 26px; font-size: 12.8px; color: rgba(255,255,255,.55);
  display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; }
.foot-bottom .icp { font-family: var(--mono); letter-spacing: .6px; }

/* ---------- 20. 响应式 ---------- */
@media (max-width: 1024px) {
  .layout { grid-template-columns: 1fr; }
  .side { position: static; }
  .foot-in { grid-template-columns: 1fr 1fr; }
  .hero-side { display: none; }
}
@media (max-width: 820px) {
  body { font-size: 15.5px; }
  .nav-btn { display: flex; flex-direction: column; justify-content: space-between; width: 44px; height: 38px; padding: 8px 7px; margin-left: auto;
    background: var(--panel); border: var(--line) solid var(--ink); box-shadow: 3px 3px 0 var(--ink); cursor: pointer; }
  .nav-btn span { display: block; height: 3px; background: var(--ink); }
  .mainnav { display: none; width: 100%; margin: 0 0 14px; padding-top: 4px; }
  .nav-tog:checked ~ .mainnav { display: flex; }
  .head-in { flex-wrap: wrap; padding: 12px 0; }
  .hero-in { padding: 30px 22px; }
  .art-head, .article, .col-hero { padding-left: 20px; padding-right: 20px; }
  .article h2 { font-size: 19.5px; }
  .pager { grid-template-columns: 1fr; }
  .pager .r { text-align: left; }
  .foot-in { grid-template-columns: 1fr; gap: 20px; }
  .tiles { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .wrap { width: calc(100% - 22px); }
  .hero h1 { font-size: 26px; }
  .art-list { grid-template-columns: 1fr; }
  .filter-bar input { min-width: 0; flex: 1 1 100%; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}
@media print {
  .site-head, .side, .pager, .site-foot, .filter-bar { display: none; }
  body { background: #fff; }
  .article, .art-head { border: 1px solid #999; box-shadow: none; }
}