/* 单赛道视图：所有皮肤共用一套 DOM，body[data-skin] 切换，body[data-lane] 给海报皮肤上色。 */
* { box-sizing: border-box; }
html, body { margin: 0; }
body { min-height: 100vh; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, select { font: inherit; cursor: pointer; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--focus, #1a5cff); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

.top { display: flex; align-items: center; gap: 12px 24px; flex-wrap: wrap; padding: 14px clamp(16px, 4vw, 40px); }
.brand { display: flex; align-items: center; gap: 10px; }
.stamp { margin: 0; flex: 1; min-width: 200px; }
/* 主题菜单：自绘 listbox，颜色全部来自各主题定义的 --menu-* 变量。 */
.skin-pick { position: relative; display: flex; align-items: center; gap: 8px; }
.skin-btn { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; background: transparent; border: 1px solid currentColor; border-radius: 0; }
.skin-caret { font-size: .8em; transition: transform .15s; }
.skin-btn[aria-expanded="true"] .skin-caret { transform: rotate(180deg); }
.skin-menu {
  position: absolute; right: 0; top: calc(100% + 8px); z-index: 30; min-width: 176px; max-height: 70vh; overflow: auto;
  margin: 0; padding: 4px; list-style: none; outline: none;
  background: var(--menu-bg, #fff); color: var(--menu-fg, #111); border: var(--menu-border, 1px solid #111);
  border-radius: var(--menu-radius, 0); box-shadow: var(--menu-shadow, 0 8px 24px rgba(0,0,0,.18));
}
.skin-menu li { display: flex; align-items: baseline; gap: 10px; padding: 6px 10px; cursor: pointer; white-space: nowrap; border-radius: var(--menu-item-radius, 0); }
.skin-menu li.is-active { background: var(--menu-hover, rgba(0,0,0,.06)); }
.skin-menu li[aria-selected="true"] { background: var(--menu-on-bg, #111); color: var(--menu-on-fg, #fff); }

.lanes { display: flex; gap: 0; overflow-x: auto; scrollbar-width: none; padding: 0 clamp(16px, 4vw, 40px); }
.lanes::-webkit-scrollbar { display: none; }
.lane-tab { display: flex; align-items: baseline; gap: 8px; border: 0; background: none; padding: 12px 16px; white-space: nowrap; }
.tab-count { font-size: 11px; opacity: .7; }
.tab-count[data-hot="true"]::before { content: "● "; color: var(--hot, #e0412b); }

.lane-view { max-width: 920px; margin: 0 auto; padding: 24px clamp(16px, 4vw, 40px) 40px; }
.view-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.view-title { min-width: 0; }
.view-code, .view-stat { display: block; margin: 0; }
.view-name { margin: 2px 0 4px; }
.seg { display: flex; }
.seg button { border: 0; background: none; padding: 6px 12px; }

.feed { list-style: none; margin: 0; padding: 0; }
.row { display: grid; grid-template-columns: 44px minmax(0, 1fr) 120px; gap: 4px 16px; align-items: start; }
.rank { font-variant-numeric: tabular-nums; }
.row-body { min-width: 0; }
.kicker, .sub, .meta { margin: 0; }
.kicker { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.time { margin-left: 2px; }
.title { display: block; text-decoration: none; }
.meta { display: flex; flex-wrap: wrap; gap: 4px 12px; }
.heat { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; padding-top: 2px; }
.heat-ascii { display: none; white-space: pre; }
.heat-track { display: block; width: 100%; height: 4px; }
.heat-fill { display: block; height: 100%; }
.heat-num { font-variant-numeric: tabular-nums; }
.sources summary { cursor: pointer; list-style: none; }
.sources summary::-webkit-details-marker { display: none; }
.sources ul { list-style: none; margin: 8px 0 0; padding: 0; }
.sources a { display: flex; gap: 10px; text-decoration: none; padding: 3px 0; }
.sources a:hover { text-decoration: underline; }
.sources .role { min-width: 32px; opacity: .6; }
.more { display: block; margin: 20px auto 0; border: 0; background: none; padding: 10px 18px; }
.empty { padding: 28px 0; list-style: none; }
.hint { text-align: center; font-size: 12px; opacity: .5; margin: 0 0 24px; }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 10; padding: 6px 10px; background: #fff; color: #111; }
.skip-link:focus { left: 8px; }
.brand { text-decoration: none; }
.top-links { display: flex; gap: 6px 14px; font-size: 13px; }
.top-links a { text-decoration: none; opacity: .8; }
.top-links a:hover { opacity: 1; text-decoration: underline; }
.top-links a[aria-current="page"] { opacity: 1; font-weight: 700; }
/* 全部动态 / 社区的条目没有热度列，统一收成两列。 */
body .row[data-plain="true"] { grid-template-columns: 34px minmax(0, 1fr); }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; max-width: 920px; margin: 0 auto; padding: 8px clamp(16px, 4vw, 40px) 32px; font-size: 12px; opacity: .65; }
.foot nav { display: flex; gap: 14px; }
/* 高级检索：搜索框 + 范围 + 站点，按钮沿用 .seg 让各主题自动套用自己的筛选样式。 */
.tools { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin: -4px 0 20px; }
.q { flex: 1 1 260px; min-width: 0; font: inherit; color: inherit; background: transparent; border: 1px solid currentColor; border-radius: 0; padding: 7px 12px; }
.q::placeholder { color: inherit; opacity: .5; }
.seg-sites { flex: 1 0 100%; flex-wrap: wrap; gap: 4px; max-height: 76px; overflow: auto; font-size: 12px; }
.seg-sites button { padding: 3px 10px; white-space: nowrap; }
.tools-clear { border: 0; background: none; padding: 4px 6px; font-size: 12px; text-decoration: underline; opacity: .75; }
.tools-clear:hover { opacity: 1; }
/* 隐私说明 / 内容与版权：页内文档，字体颜色继承当前主题。 */
.doc { max-width: 68ch; }
.doc p { margin: 0 0 1em; line-height: 1.85; }
.doc a { text-decoration: underline; text-underline-offset: 3px; }
.doc .doc-links { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 1.6em; font-size: .9em; opacity: .8; }
/* 涂鸦皮肤才用到的元素：其它皮肤默认隐藏，避免改变它们原来的样子。 */
.who, .summary, .src-links { display: none; }
.lead-sep { margin-right: .15em; }
@media (max-width: 640px) {
  .row { grid-template-columns: 30px minmax(0, 1fr); }
  .heat { grid-column: 2; flex-direction: row; align-items: center; }
  .heat-track { width: 120px; }
  .hint { display: none; }
  .top-links { order: 3; }
}

/* ===== 01 终端：黑底等宽，绿色正文 + 琥珀高亮，字符热度条。 ===== */
body[data-skin="terminal"] {
  --bg: #0b0e0c; --fg: #b8f5c2; --dim: #5f8a68; --amber: #ffb547; --hot: #ff5f56; --focus: #ffb547;
  background: var(--bg); color: var(--fg); font: 14px/1.6 "JetBrains Mono", "Cascadia Mono", Consolas, monospace;
}
[data-skin="terminal"] .top { border-bottom: 1px dashed var(--dim); }
[data-skin="terminal"] .brand-name::before { content: "~/"; color: var(--dim); }
[data-skin="terminal"] .brand-name { font-weight: 700; }
[data-skin="terminal"] .brand-mark { width: 9px; height: 16px; background: var(--fg); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
[data-skin="terminal"] .stamp, [data-skin="terminal"] .skin-label { color: var(--dim); font-size: 12px; }
[data-skin="terminal"] .skin-btn { color: var(--amber); border-color: var(--dim); }
[data-skin="terminal"] .skin-btn::before { content: "--theme="; color: var(--dim); }
body[data-skin="terminal"] { --menu-bg: #0b0e0c; --menu-fg: var(--fg); --menu-border: 1px dashed var(--dim); --menu-shadow: none; --menu-hover: #15211a; --menu-on-bg: var(--fg); --menu-on-fg: var(--bg); }
[data-skin="terminal"] .skin-menu li::before { content: "  "; white-space: pre; }
[data-skin="terminal"] .skin-menu li[aria-selected="true"]::before { content: "> "; }
[data-skin="terminal"] .top-links a { color: var(--dim); opacity: 1; }
[data-skin="terminal"] .top-links a[aria-current="page"] { color: var(--amber); font-weight: 400; }
[data-skin="terminal"] .top-links a[aria-current="page"]::before { content: "["; } [data-skin="terminal"] .top-links a[aria-current="page"]::after { content: "]"; }
[data-skin="terminal"] .lanes { border-bottom: 1px dashed var(--dim); }
[data-skin="terminal"] .lane-tab { color: var(--dim); }
[data-skin="terminal"] .lane-tab .tab-code::before { content: "["; } [data-skin="terminal"] .lane-tab .tab-code::after { content: "]"; }
[data-skin="terminal"] .lane-tab[aria-selected="true"] { color: var(--bg); background: var(--fg); }
[data-skin="terminal"] .view-code { color: var(--dim); font-size: 12px; }
[data-skin="terminal"] .view-name { font-size: 22px; }
[data-skin="terminal"] .view-name::before { content: "$ tail -f "; color: var(--dim); font-weight: 400; }
[data-skin="terminal"] .view-stat { color: var(--dim); font-size: 12px; }
[data-skin="terminal"] .seg button { color: var(--dim); }
[data-skin="terminal"] .seg button::before { content: "--"; }
[data-skin="terminal"] .seg button[aria-pressed="true"] { color: var(--amber); }
[data-skin="terminal"] .row { padding: 12px 0; border-bottom: 1px dashed #1f2b22; grid-template-columns: 34px minmax(0, 1fr) 150px; }
[data-skin="terminal"] .rank { color: var(--dim); }
[data-skin="terminal"] .tag { font-size: 11px; font-weight: 700; }
[data-skin="terminal"] .tag::before { content: "["; } [data-skin="terminal"] .tag::after { content: "]"; }
[data-skin="terminal"] .tag-hot { color: var(--hot); }
[data-skin="terminal"] .tag-new { color: var(--amber); }
[data-skin="terminal"] .tag-tier { color: var(--dim); }
[data-skin="terminal"] .time { color: var(--dim); font-size: 12px; }
[data-skin="terminal"] .title { color: #e9ffee; font-weight: 600; margin-top: 2px; }
[data-skin="terminal"] .title:hover { background: var(--fg); color: var(--bg); }
[data-skin="terminal"] .sub { color: var(--dim); font-size: 12.5px; }
[data-skin="terminal"] .meta { color: var(--dim); font-size: 12px; margin-top: 4px; }
[data-skin="terminal"] .m-src::before { content: "src="; }
[data-skin="terminal"] .m-star { color: var(--amber); }
[data-skin="terminal"] .heat-ascii { display: block; font-size: 11px; color: var(--fg); letter-spacing: -1px; }
[data-skin="terminal"] .row[data-hot="true"] .heat-ascii { color: var(--hot); }
[data-skin="terminal"] .heat-track { display: none; }
[data-skin="terminal"] .heat-num { color: var(--amber); font-size: 12px; }
[data-skin="terminal"] .row[data-tier="3"] .title { color: var(--dim); }
[data-skin="terminal"] .sources summary { color: var(--amber); font-size: 12px; margin-top: 4px; }
[data-skin="terminal"] .sources summary::before { content: "> "; }
[data-skin="terminal"] .sources ul { font-size: 12px; border-left: 1px solid var(--dim); padding-left: 10px; }
[data-skin="terminal"] .more { color: var(--amber); }
[data-skin="terminal"] .more::before { content: "$ more "; color: var(--dim); }

/* ===== 02 报纸头版：米白纸、衬线大标题，第一条做头条。 ===== */
body[data-skin="editorial"] {
  --paper: #f6f1e7; --ink: #191714; --muted: #6b645a; --rule: #191714; --red: #b3261e; --hot: #b3261e; --focus: #b3261e;
  background: var(--paper); color: var(--ink); font: 15px/1.6 "Noto Serif SC", "Songti SC", "SimSun", serif;
}
[data-skin="editorial"] .top { justify-content: space-between; border-bottom: 1px solid var(--rule); font: 12px "Inter", sans-serif; text-transform: uppercase; letter-spacing: .08em; }
[data-skin="editorial"] .brand { order: 2; flex-basis: 100%; justify-content: center; border-top: 4px double var(--rule); border-bottom: 1px solid var(--rule); padding: 10px 0 6px; }
[data-skin="editorial"] .brand-name { font: 900 clamp(38px, 7vw, 68px)/1 "Playfair Display", serif; letter-spacing: -.02em; text-transform: none; }
[data-skin="editorial"] .brand-mark { display: none; }
[data-skin="editorial"] .stamp { order: 1; color: var(--muted); }
[data-skin="editorial"] .skin-pick { order: 1; }
body[data-skin="editorial"] { --menu-bg: var(--paper); --menu-fg: var(--ink); --menu-border: 1px solid var(--rule); --menu-shadow: 3px 3px 0 rgba(25,23,20,.18); --menu-hover: #ebe3d3; --menu-on-bg: var(--ink); --menu-on-fg: var(--paper); }
[data-skin="editorial"] .skin-btn { border-width: 0 0 1px; padding: 2px 4px; text-transform: uppercase; letter-spacing: .08em; }
[data-skin="editorial"] .skin-menu { font: 14px "Noto Serif SC", serif; text-transform: none; letter-spacing: 0; }
[data-skin="editorial"] .top-links a[aria-current="page"] { color: var(--red); box-shadow: inset 0 -2px 0 var(--red); }
[data-skin="editorial"] .feed .row[data-plain="true"]:first-child { grid-template-columns: minmax(0, 1fr); }
[data-skin="editorial"] .lanes { justify-content: center; border-bottom: 3px solid var(--rule); font: 600 13px "Inter", "PingFang SC", sans-serif; }
[data-skin="editorial"] .lane-tab { color: var(--muted); padding: 10px 14px; }
[data-skin="editorial"] .tab-code { display: none; }
[data-skin="editorial"] .lane-tab[aria-selected="true"] { color: var(--ink); box-shadow: inset 0 -3px 0 var(--red); }
[data-skin="editorial"] .view-head { border-bottom: 1px solid var(--rule); padding-bottom: 10px; }
[data-skin="editorial"] .view-code { font: 11px "Inter", sans-serif; letter-spacing: .14em; color: var(--red); text-transform: uppercase; }
[data-skin="editorial"] .view-name { font: 900 34px/1.1 "Noto Serif SC", serif; }
[data-skin="editorial"] .view-stat { font: italic 13px "Playfair Display", "Noto Serif SC", serif; color: var(--muted); }
[data-skin="editorial"] .seg { font: 600 12px "Inter", sans-serif; }
[data-skin="editorial"] .seg button { color: var(--muted); }
[data-skin="editorial"] .seg button[aria-pressed="true"] { color: var(--ink); text-decoration: underline 2px; text-underline-offset: 5px; }
[data-skin="editorial"] .row { grid-template-columns: 30px minmax(0, 1fr) 80px; padding: 16px 0; border-bottom: 1px solid #cfc6b6; }
[data-skin="editorial"] .rank { font: italic 700 18px "Playfair Display", serif; color: var(--muted); }
[data-skin="editorial"] .kicker { font: 600 11px "Inter", "PingFang SC", sans-serif; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
[data-skin="editorial"] .tag-hot { color: var(--red); }
[data-skin="editorial"] .tag-new { color: var(--ink); }
[data-skin="editorial"] .tag + .tag::before { content: "· "; color: var(--muted); }
[data-skin="editorial"] .title { font: 700 19px/1.35 "Noto Serif SC", serif; margin-top: 4px; }
[data-skin="editorial"] .title:hover { color: var(--red); }
[data-skin="editorial"] .sub { font: italic 14px/1.45 "Playfair Display", serif; color: var(--muted); margin-top: 3px; }
[data-skin="editorial"] .meta { font: 12px "Inter", "PingFang SC", sans-serif; color: var(--muted); margin-top: 6px; }
[data-skin="editorial"] .heat-track { background: #ddd4c4; height: 2px; }
[data-skin="editorial"] .heat-fill { background: var(--ink); }
[data-skin="editorial"] .row[data-hot="true"] .heat-fill { background: var(--red); }
[data-skin="editorial"] .heat-num { font: 700 20px "Playfair Display", serif; }
[data-skin="editorial"] .feed .row:first-child { grid-template-columns: minmax(0, 1fr) 80px; border-bottom: 3px double var(--rule); padding: 8px 0 22px; }
[data-skin="editorial"] .feed .row:first-child .rank { display: none; }
[data-skin="editorial"] .feed .row:first-child .title { font-size: clamp(26px, 4vw, 36px); line-height: 1.2; font-weight: 900; }
[data-skin="editorial"] .feed .row:first-child .sub { font-size: 17px; }
[data-skin="editorial"] .row[data-tier="3"] .title { font-weight: 500; }
[data-skin="editorial"] .sources summary { font: 600 12px "Inter", sans-serif; color: var(--red); margin-top: 6px; }
[data-skin="editorial"] .sources ul { font: 13px "Inter", "PingFang SC", sans-serif; columns: 2; column-rule: 1px solid #cfc6b6; }
[data-skin="editorial"] .more { font: 600 13px "Inter", sans-serif; border: 1px solid var(--ink); }

/* ===== 03 涂鸦手账：米色纸、手绘歪框卡片、红色马克笔引语，头条通栏 + 双列卡片。 ===== */
body[data-skin="doodle"] {
  --paper: #efe7d8; --card: #fbf6ec; --ink: #1d1a17; --muted: #6f665a; --red: #b3261e; --mark: #f2c4ba; --hot: #b3261e; --focus: #b3261e;
  --wave: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='10' viewBox='0 0 160 10'%3E%3Cpath d='M0 5 C20 2 40 8 60 5 S100 2 120 6 S150 4 160 5' fill='none' stroke='%231d1a17' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background: var(--paper); color: var(--ink); font: 15px/1.75 "Noto Serif SC", "Songti SC", "SimSun", serif;
}
[data-skin="doodle"] .top { border-bottom: 1.6px solid var(--ink); font-size: 13px; padding-top: 10px; padding-bottom: 10px; }
[data-skin="doodle"] .brand-name { font: 900 19px "Noto Serif SC", serif; letter-spacing: .02em; }
[data-skin="doodle"] .brand-mark { width: 14px; height: 12px; background: var(--red); border-radius: 62% 38% 55% 45% / 55% 62% 38% 45%; transform: rotate(-10deg); }
[data-skin="doodle"] .stamp { color: var(--muted); }
[data-skin="doodle"] .top-links a, [data-skin="doodle"] .skin-btn {
  border: 1.6px solid var(--ink); border-radius: 999px; background: var(--card); padding: 3px 14px; opacity: 1;
}
[data-skin="doodle"] .top-links a:hover { background: var(--ink); color: var(--card); text-decoration: none; }
[data-skin="doodle"] .top-links a[aria-current="page"] { background: var(--ink); color: var(--card); font-weight: 600; }
[data-skin="doodle"] .skin-label { color: var(--muted); }
body[data-skin="doodle"] {
  --menu-bg: var(--card); --menu-fg: var(--ink); --menu-border: 2px solid var(--ink); --menu-shadow: 2px 3px 0 var(--ink);
  --menu-radius: 16px 22px 14px 20px / 20px 14px 22px 16px; --menu-item-radius: 999px;
  --menu-hover: var(--mark); --menu-on-bg: var(--ink); --menu-on-fg: var(--card);
}
[data-skin="doodle"] .skin-menu { padding: 6px; }
body[data-skin="doodle"] .row[data-plain="true"] { grid-template-columns: 104px minmax(0, 1fr); }
[data-skin="doodle"] .lanes { gap: 8px; padding-top: 18px; padding-bottom: 6px; max-width: 1060px; margin: 0 auto; }
[data-skin="doodle"] .lane-tab {
  flex: 0 0 auto; border: 1.6px solid var(--ink); border-radius: 999px; padding: 4px 16px; background: var(--card);
  font-size: 14px; transition: transform .12s;
}
[data-skin="doodle"] .lane-tab:hover { transform: rotate(-1.5deg); }
[data-skin="doodle"] .tab-code { display: none; }
[data-skin="doodle"] .tab-count { font: 12px "Inter", sans-serif; }
[data-skin="doodle"] .lane-tab[aria-selected="true"] { background: var(--ink); color: var(--card); }
[data-skin="doodle"] .lane-view { max-width: 1060px; }
[data-skin="doodle"] .view-head { padding-bottom: 22px; margin-bottom: 24px; background: var(--wave) left bottom / 160px 10px repeat-x; }
[data-skin="doodle"] .view-code { color: var(--red); font-size: 14px; }
[data-skin="doodle"] .view-name { font: 900 26px/1.3 "Noto Serif SC", serif; margin-top: 6px; text-decoration: underline wavy var(--red) 1.6px; text-underline-offset: 10px; }
[data-skin="doodle"] .view-stat { color: var(--muted); font-size: 13px; margin-top: 12px; }
[data-skin="doodle"] .seg { gap: 6px; }
[data-skin="doodle"] .seg button { border: 1.6px solid var(--ink); border-radius: 999px; background: var(--card); padding: 2px 14px; }
[data-skin="doodle"] .seg button[data-filter="new"] { border-style: dashed; }
[data-skin="doodle"] .seg button[aria-pressed="true"] { background: var(--ink); color: var(--card); border-style: solid; }
[data-skin="doodle"] .feed { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }
[data-skin="doodle"] .row {
  grid-template-columns: 104px minmax(0, 1fr); grid-template-rows: auto 1fr; gap: 10px 16px; padding: 18px 20px;
  background: var(--card); border: 2px solid var(--ink); box-shadow: 2px 3px 0 var(--ink);
  border-radius: 20px 26px 18px 28px / 26px 18px 28px 20px;
}
[data-skin="doodle"] .row:nth-child(3n+2) { border-radius: 26px 18px 28px 20px / 18px 28px 20px 26px; }
[data-skin="doodle"] .row:nth-child(3n) { border-radius: 18px 28px 22px 24px / 28px 22px 24px 18px; }
[data-skin="doodle"] .row:hover { box-shadow: 3px 5px 0 var(--ink); transform: translate(-1px, -1px); }
[data-skin="doodle"] .feed .row:first-child { grid-column: 1 / -1; padding: 24px 28px; }
[data-skin="doodle"] .rank { display: none; }
[data-skin="doodle"] .who { display: flex; align-items: center; gap: 8px; grid-column: 1; grid-row: 1; min-width: 0; padding-top: 2px; }
[data-skin="doodle"] .who-mark {
  flex: 0 0 auto; display: grid; place-items: center; width: 24px; height: 24px; border: 1.6px solid var(--ink);
  border-radius: 7px 9px 6px 8px; font: 700 12px "Inter", sans-serif; background: #fff;
}
[data-skin="doodle"] .who-name { font: 600 13px/1.25 "Inter", "PingFang SC", sans-serif; overflow: hidden; overflow-wrap: break-word; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
[data-skin="doodle"] .row-body { grid-column: 2; grid-row: 1 / span 2; }
[data-skin="doodle"] .kicker { font: 12px "Inter", "PingFang SC", sans-serif; color: var(--muted); gap: 6px 8px; }
[data-skin="doodle"] .tag { padding: 0 7px; border-radius: 999px; font-weight: 700; font-size: 11px; }
[data-skin="doodle"] .tag-hot { color: var(--red); border: 1.4px solid var(--red); transform: rotate(-3deg); }
[data-skin="doodle"] .tag-new { color: var(--ink); border: 1.4px dashed var(--ink); transform: rotate(2deg); }
[data-skin="doodle"] .tag-tier { color: var(--muted); padding: 0; }
[data-skin="doodle"] .title { font-size: 16px; line-height: 1.75; margin-top: 6px; }
[data-skin="doodle"] .title:hover .hl { text-decoration: underline 1px; text-underline-offset: 4px; }
[data-skin="doodle"] .feed .row:first-child .title { font-size: 19px; }
[data-skin="doodle"] .lead { color: var(--red); font-weight: 900; padding: 0 2px; background: linear-gradient(transparent 60%, var(--mark) 60%, var(--mark) 92%, transparent 92%); }
[data-skin="doodle"] .lead-sep { display: none; }
[data-skin="doodle"] .lead { margin-right: .45em; }
[data-skin="doodle"] .sub { font: italic 13.5px/1.5 "Playfair Display", "Noto Serif SC", serif; color: var(--muted); margin-top: 2px; }
[data-skin="doodle"] .summary { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin: 6px 0 0; color: #3d362e; font-size: 14px; line-height: 1.8; }
[data-skin="doodle"] .feed .row:first-child .summary { -webkit-line-clamp: 4; }
[data-skin="doodle"] .meta { font: 12px "Inter", "PingFang SC", sans-serif; color: var(--muted); margin-top: 8px; }
[data-skin="doodle"] .m-src { display: none; }
[data-skin="doodle"] .m-star { color: var(--red); font-weight: 600; }
[data-skin="doodle"] .src-links { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 6px 0 0; font: 12.5px "Inter", "PingFang SC", sans-serif; }
[data-skin="doodle"] .src-links a { color: var(--red); text-decoration: underline 1px; text-underline-offset: 3px; }
[data-skin="doodle"] .src-more { color: var(--muted); }
[data-skin="doodle"] .sources { display: none; }
[data-skin="doodle"] .heat { grid-column: 1; grid-row: 2; align-self: start; align-items: flex-start; padding-top: 0; }
[data-skin="doodle"] .heat-track { display: none; }
[data-skin="doodle"] .heat-num {
  font: 700 13px "Inter", sans-serif; padding: 1px 10px; border: 1.6px solid var(--ink);
  border-radius: 14px 10px 12px 9px / 10px 13px 9px 12px; background: #fff;
}
[data-skin="doodle"] .heat-num::before { content: "热 "; font-weight: 500; color: var(--muted); }
[data-skin="doodle"] .row[data-hot="true"] .heat-num { color: var(--red); border-color: var(--red); }
[data-skin="doodle"] .row[data-tier="3"] { border-style: dashed; box-shadow: none; }
[data-skin="doodle"] .more { border: 1.6px solid var(--ink); border-radius: 999px; background: var(--card); margin-top: 26px; }
[data-skin="doodle"] .empty { grid-column: 1 / -1; text-align: center; color: var(--muted); }
[data-skin="doodle"] .foot { max-width: 1060px; }
@media (max-width: 760px) {
  [data-skin="doodle"] .feed { grid-template-columns: minmax(0, 1fr); }
  [data-skin="doodle"] .row { grid-template-columns: minmax(0, 1fr) auto; padding: 16px; }
  [data-skin="doodle"] .who { grid-column: 1; grid-row: 1; }
  [data-skin="doodle"] .heat { grid-column: 2; grid-row: 1; flex-direction: row; }
  [data-skin="doodle"] .row-body { grid-column: 1 / -1; grid-row: 2; }
  body[data-skin="doodle"] .row[data-plain="true"] { grid-template-columns: minmax(0, 1fr); }
}

/* ===== 04 行情终端：黑底橙黄，紧凑多列数据行，像在看盘。 ===== */
body[data-skin="ticker"] {
  --bg: #000; --fg: #f2f2f2; --orange: #ff9a00; --yellow: #ffd60a; --up: #2ee66b; --dim: #7c7c7c; --hot: #ff3b30; --focus: #ffd60a;
  background: var(--bg); color: var(--fg); font: 13px/1.5 "IBM Plex Mono", "Cascadia Mono", Consolas, "PingFang SC", monospace;
}
[data-skin="ticker"] .top { background: var(--orange); color: #000; padding-top: 6px; padding-bottom: 6px; }
[data-skin="ticker"] .brand-name { font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
[data-skin="ticker"] .brand-mark { width: 10px; height: 10px; background: #000; }
[data-skin="ticker"] .stamp { font-size: 12px; }
[data-skin="ticker"] .skin-btn { border-color: #000; font-weight: 600; }
body[data-skin="ticker"] { --menu-bg: #000; --menu-fg: var(--fg); --menu-border: 1px solid var(--orange); --menu-shadow: none; --menu-hover: #1a1400; --menu-on-bg: var(--yellow); --menu-on-fg: #000; }
[data-skin="ticker"] .top-links a { color: #000; opacity: .75; }
[data-skin="ticker"] .top-links a[aria-current="page"] { background: #000; color: var(--orange); opacity: 1; padding: 0 6px; }
[data-skin="ticker"] .lanes { background: #141414; border-bottom: 1px solid #333; }
[data-skin="ticker"] .lane-tab { color: var(--dim); padding: 8px 14px; border-right: 1px solid #333; font-size: 12px; }
[data-skin="ticker"] .tab-code { color: var(--orange); }
[data-skin="ticker"] .lane-tab[aria-selected="true"] { color: #000; background: var(--yellow); }
[data-skin="ticker"] .lane-tab[aria-selected="true"] .tab-code { color: #000; }
[data-skin="ticker"] .lane-view { max-width: 1100px; }
[data-skin="ticker"] .view-head { border-bottom: 1px solid var(--orange); padding-bottom: 8px; margin-bottom: 0; }
[data-skin="ticker"] .view-code { color: var(--orange); font-size: 11px; }
[data-skin="ticker"] .view-name { color: var(--yellow); font-size: 22px; font-weight: 600; }
[data-skin="ticker"] .view-stat { color: var(--dim); font-size: 12px; }
[data-skin="ticker"] .seg button { color: var(--dim); border: 1px solid #333; margin-left: -1px; font-size: 12px; }
[data-skin="ticker"] .seg button[aria-pressed="true"] { color: #000; background: var(--orange); border-color: var(--orange); }
[data-skin="ticker"] .row { grid-template-columns: 34px minmax(0, 1fr) 140px; padding: 9px 6px; border-bottom: 1px solid #1d1d1d; }
[data-skin="ticker"] .row:nth-child(odd) { background: #0b0b0b; }
[data-skin="ticker"] .row:hover { background: #1a1400; }
[data-skin="ticker"] .rank { color: var(--orange); }
[data-skin="ticker"] .kicker { font-size: 11px; }
[data-skin="ticker"] .tag { padding: 0 5px; font-weight: 600; }
[data-skin="ticker"] .tag-hot { background: var(--hot); color: #fff; }
[data-skin="ticker"] .tag-new { background: var(--up); color: #000; }
[data-skin="ticker"] .tag-tier { color: var(--dim); padding: 0; }
[data-skin="ticker"] .time { color: var(--yellow); }
[data-skin="ticker"] .title { color: var(--fg); font-weight: 600; font-size: 14px; }
[data-skin="ticker"] .title:hover { color: var(--yellow); }
[data-skin="ticker"] .sub { color: var(--dim); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
[data-skin="ticker"] .meta { color: var(--dim); font-size: 11px; }
[data-skin="ticker"] .m-count { color: var(--up); }
[data-skin="ticker"] .m-star { color: var(--yellow); }
[data-skin="ticker"] .heat { flex-direction: row; align-items: center; justify-content: flex-end; gap: 8px; }
[data-skin="ticker"] .heat-ascii { display: block; font-size: 10px; color: var(--orange); letter-spacing: -1px; }
[data-skin="ticker"] .heat-track { display: none; }
[data-skin="ticker"] .heat-num { color: var(--up); font-size: 15px; min-width: 32px; text-align: right; }
[data-skin="ticker"] .heat-num::before { content: "▲"; font-size: 10px; margin-right: 2px; }
[data-skin="ticker"] .row[data-hot="true"] .heat-num { color: var(--hot); }
[data-skin="ticker"] .sources summary { color: var(--orange); font-size: 11px; }
[data-skin="ticker"] .sources ul { font-size: 12px; color: var(--dim); }
[data-skin="ticker"] .sources .role { color: var(--orange); opacity: 1; }
[data-skin="ticker"] .more { color: #000; background: var(--orange); font-size: 12px; }

/* ===== 05 色块海报：整页按当前赛道换一种饱和色，白卡硬阴影。 ===== */
body[data-skin="poster"] {
  --ink: #111; --paper: #fff; --lane-bg: #5b4bff; --lane-ink: #fff; --hot: #111; --focus: #111;
  background: var(--lane-bg); color: var(--ink); font: 14px/1.5 "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  transition: background .25s;
}
body[data-skin="poster"][data-lane="model"] { --lane-bg: #5b4bff; --lane-ink: #fff; }
body[data-skin="poster"][data-lane="devtool"] { --lane-bg: #ff6a2b; --lane-ink: #111; }
body[data-skin="poster"][data-lane="opensource"] { --lane-bg: #19b36b; --lane-ink: #111; }
body[data-skin="poster"][data-lane="hardware"] { --lane-bg: #ffd400; --lane-ink: #111; }
body[data-skin="poster"][data-lane="business"] { --lane-bg: #ff9ec4; --lane-ink: #111; }
body[data-skin="poster"][data-lane="policy"] { --lane-bg: #d9d9d4; --lane-ink: #111; }
body[data-skin="poster"][data-lane="all"] { --lane-bg: #2b6dff; --lane-ink: #fff; }
body[data-skin="poster"][data-lane="community"] { --lane-bg: #ff4f6d; --lane-ink: #111; }
body[data-skin="poster"] { --menu-bg: var(--paper); --menu-fg: var(--ink); --menu-border: 2.5px solid var(--ink); --menu-shadow: 5px 5px 0 var(--lane-bg); --menu-hover: #eee; --menu-on-bg: var(--lane-bg); --menu-on-fg: var(--lane-ink); }
[data-skin="poster"] .skin-btn { border: 2px solid #fff; font-weight: 800; }
[data-skin="poster"] .skin-menu { font-weight: 800; }
[data-skin="poster"] .top-links a { font-weight: 800; }
[data-skin="poster"] .top-links a[aria-current="page"] { background: var(--lane-bg); color: var(--lane-ink); padding: 0 6px; }
[data-skin="poster"] .top { background: var(--ink); color: #fff; }
[data-skin="poster"] .brand-name { font: 22px "Archivo Black", sans-serif; text-transform: uppercase; }
[data-skin="poster"] .brand-mark { width: 18px; height: 18px; background: var(--lane-bg); }
[data-skin="poster"] .stamp { color: #aaa; font: 12px "IBM Plex Mono", monospace; }
[data-skin="poster"] .lanes { background: var(--ink); gap: 6px; padding-bottom: 10px; }
[data-skin="poster"] .lane-tab { color: #fff; border: 2px solid #fff; font-weight: 800; padding: 6px 12px; }
[data-skin="poster"] .tab-code { font: 11px "IBM Plex Mono", monospace; }
[data-skin="poster"] .lane-tab[aria-selected="true"] { background: var(--lane-bg); color: var(--lane-ink); border-color: var(--lane-bg); }
[data-skin="poster"] .view-head { color: var(--lane-ink); }
[data-skin="poster"] .view-code { font: 600 12px "IBM Plex Mono", monospace; }
[data-skin="poster"] .view-name { font-size: clamp(44px, 8vw, 84px); line-height: .95; font-weight: 900; letter-spacing: -.03em; }
[data-skin="poster"] .view-stat { font: 12px "IBM Plex Mono", monospace; }
[data-skin="poster"] .seg { gap: 4px; }
[data-skin="poster"] .seg button { border: 2.5px solid var(--ink); background: var(--paper); color: var(--ink); font-weight: 800; }
[data-skin="poster"] .seg button[aria-pressed="true"] { background: var(--ink); color: #fff; }
[data-skin="poster"] .feed { display: flex; flex-direction: column; gap: 14px; }
[data-skin="poster"] .row { background: var(--paper); border: 2.5px solid var(--ink); box-shadow: 6px 6px 0 var(--ink); padding: 14px; transition: transform .12s, box-shadow .12s; }
[data-skin="poster"] .row:hover { transform: translate(-2px, -2px); box-shadow: 8px 8px 0 var(--ink); }
[data-skin="poster"] .rank { font: 28px/1 "Archivo Black", sans-serif; }
[data-skin="poster"] .tag { font: 700 11px "IBM Plex Mono", monospace; padding: 1px 6px; border: 2px solid var(--ink); }
[data-skin="poster"] .tag-hot { background: var(--ink); color: #fff; }
[data-skin="poster"] .tag-new { background: var(--lane-bg); color: var(--lane-ink); }
[data-skin="poster"] .tag-tier { border-style: dashed; }
[data-skin="poster"] .time { font: 11px "IBM Plex Mono", monospace; }
[data-skin="poster"] .title { font-size: 18px; font-weight: 900; line-height: 1.3; margin-top: 6px; }
[data-skin="poster"] .title:hover { text-decoration: underline 3px; }
[data-skin="poster"] .sub { font-size: 13px; color: #444; }
[data-skin="poster"] .meta { font: 11px "IBM Plex Mono", monospace; margin-top: 8px; }
[data-skin="poster"] .m-star { background: var(--ink); color: #fff; padding: 0 4px; }
[data-skin="poster"] .heat-track { height: 14px; border: 2px solid var(--ink); }
[data-skin="poster"] .heat-fill { background: var(--lane-bg); }
[data-skin="poster"] .heat-num { font: 26px "Archivo Black", sans-serif; }
[data-skin="poster"] .sources summary { font: 700 12px "IBM Plex Mono", monospace; text-decoration: underline; margin-top: 8px; }
[data-skin="poster"] .more { background: var(--ink); color: #fff; font-weight: 800; box-shadow: 4px 4px 0 var(--paper); }
[data-skin="poster"] .empty, [data-skin="poster"] .hint { color: var(--lane-ink); }

/* ===== 06 实验笔记：方格纸 + 荧光笔，荧光笔长度 = 热度。 ===== */
body[data-skin="notebook"] {
  --ink: #1b2a4a; --muted: #5e6b85; --grid: #d6e4f5; --marker: #fff36b; --marker-hot: #ffb3c7; --red: #d23b3b; --hot: #d23b3b; --focus: #d23b3b;
  background-color: #fbfdff;
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 22px 22px;
  color: var(--ink); font: 14px/1.6 "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
[data-skin="notebook"] .top { border-bottom: 2px solid var(--red); background: rgba(251,253,255,.92); }
[data-skin="notebook"] .brand-name { font: 900 22px "Noto Serif SC", serif; }
[data-skin="notebook"] .brand-mark { width: 10px; height: 22px; background: var(--marker); transform: skewX(-12deg); }
[data-skin="notebook"] .stamp { font: 12px "IBM Plex Mono", monospace; color: var(--muted); }
body[data-skin="notebook"] { --menu-bg: #fbfdff; --menu-fg: var(--ink); --menu-border: 1.5px solid var(--ink); --menu-shadow: 3px 3px 0 var(--grid); --menu-hover: #eef5fd; --menu-on-bg: var(--marker); --menu-on-fg: var(--ink); }
[data-skin="notebook"] .skin-btn { border-width: 0 0 2px; border-color: var(--red); padding: 2px 4px; }
[data-skin="notebook"] .top-links a[aria-current="page"] { background: linear-gradient(transparent 50%, var(--marker) 50%, var(--marker) 92%, transparent 92%); }
[data-skin="notebook"] .lane-tab { color: var(--muted); border-bottom: 2px solid transparent; }
[data-skin="notebook"] .tab-code { font: 11px "IBM Plex Mono", monospace; color: var(--red); }
[data-skin="notebook"] .lane-tab[aria-selected="true"] { color: var(--ink); font-weight: 700; border-bottom-color: var(--red); }
[data-skin="notebook"] .view-head { border-bottom: 1.5px solid var(--ink); padding-bottom: 8px; }
[data-skin="notebook"] .view-code { font: 11px "IBM Plex Mono", monospace; color: var(--red); }
[data-skin="notebook"] .view-name { font: 900 30px "Noto Serif SC", serif; }
[data-skin="notebook"] .view-stat { font: 12px "IBM Plex Mono", monospace; color: var(--muted); }
[data-skin="notebook"] .seg button { color: var(--muted); border-bottom: 2px solid transparent; }
[data-skin="notebook"] .seg button[aria-pressed="true"] { color: var(--ink); border-bottom-color: var(--red); font-weight: 700; }
[data-skin="notebook"] .row { padding: 14px 0; border-bottom: 1px dashed #9fb3cf; grid-template-columns: 34px minmax(0, 1fr); }
[data-skin="notebook"] .rank { font: italic 700 16px "Noto Serif SC", serif; color: var(--red); }
[data-skin="notebook"] .heat { display: none; }
[data-skin="notebook"] .tag { font: 700 10px "IBM Plex Mono", monospace; padding: 1px 6px; border-radius: 999px; }
[data-skin="notebook"] .tag-hot { color: var(--red); border: 1.5px solid var(--red); transform: rotate(-4deg); }
[data-skin="notebook"] .tag-new { color: #1f7a4d; border: 1.5px solid #1f7a4d; transform: rotate(3deg); }
[data-skin="notebook"] .tag-tier { color: var(--muted); }
[data-skin="notebook"] .time { font: 11px "IBM Plex Mono", monospace; color: var(--muted); }
[data-skin="notebook"] .title { font: 700 17px/1.5 "Noto Serif SC", serif; margin-top: 2px; }
[data-skin="notebook"] .hl {
  background-image: linear-gradient(transparent 55%, var(--marker) 55%, var(--marker) 92%, transparent 92%);
  background-size: var(--heat) 100%; background-repeat: no-repeat;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
[data-skin="notebook"] .row[data-hot="true"] .hl { background-image: linear-gradient(transparent 50%, var(--marker-hot) 50%, var(--marker-hot) 94%, transparent 94%); }
[data-skin="notebook"] .title:hover { color: var(--red); }
[data-skin="notebook"] .sub { font-size: 13px; color: var(--muted); font-style: italic; }
[data-skin="notebook"] .meta { font: 11px "IBM Plex Mono", monospace; color: var(--muted); margin-top: 4px; }
[data-skin="notebook"] .m-star { color: var(--red); }
[data-skin="notebook"] .sources summary { font: 11px "IBM Plex Mono", monospace; text-decoration: underline dotted; margin-top: 4px; }
[data-skin="notebook"] .more { font: 12px "IBM Plex Mono", monospace; color: var(--red); }

/* ===== 高级检索与页内文档：各主题微调 ===== */
[data-skin="terminal"] .q { border: 1px dashed var(--dim); background: #070907; caret-color: var(--amber); }
[data-skin="terminal"] .q:focus { border-color: var(--amber); outline: none; }
[data-skin="terminal"] .tools-clear, [data-skin="terminal"] .doc a { color: var(--amber); }
[data-skin="terminal"] .doc p::before { content: "# "; color: var(--dim); }
[data-skin="editorial"] .q { border: 0; border-bottom: 1px solid var(--rule); padding-left: 0; font-style: italic; }
[data-skin="editorial"] .q:focus { outline: none; border-bottom: 2px solid var(--red); }
[data-skin="editorial"] .seg-sites { border-top: 1px solid var(--rule); padding-top: 8px; }
[data-skin="editorial"] .doc { columns: 2 22em; column-gap: 32px; column-rule: 1px solid rgba(25,23,20,.25); max-width: none; }
[data-skin="editorial"] .doc p:first-child::first-letter { float: left; font: 900 3.2em/.9 "Playfair Display", "Noto Serif SC", serif; margin: 4px 8px 0 0; color: var(--red); }
[data-skin="editorial"] .doc .doc-links { column-span: all; font-family: "Inter", sans-serif; border-top: 1px solid var(--rule); padding-top: 10px; }
[data-skin="doodle"] .q { border: 1.6px solid var(--ink); border-radius: 999px; background: var(--card); padding: 6px 16px; }
[data-skin="doodle"] .doc { background: var(--card); border: 2px solid var(--ink); box-shadow: 2px 3px 0 var(--ink); border-radius: 14px 18px 12px 16px / 16px 12px 18px 14px; padding: 22px 26px; max-width: none; }
[data-skin="doodle"] .doc a { text-decoration-color: var(--red); text-decoration-thickness: 2px; }
[data-skin="ticker"] .q { border: 1px solid var(--orange); background: #0d0d0d; font-size: 12px; }
[data-skin="ticker"] .q:focus { outline: none; box-shadow: 0 0 0 1px var(--yellow); }
[data-skin="ticker"] .tools { padding-top: 12px; }
[data-skin="ticker"] .seg-sites button { margin-left: 0; }
[data-skin="ticker"] .doc { padding-top: 16px; }
[data-skin="ticker"] .doc a, [data-skin="ticker"] .tools-clear { color: var(--yellow); }
body[data-skin="poster"][data-lane="doc"] { --lane-bg: #111; --lane-ink: #fff; }
[data-skin="poster"] .q { border: 2.5px solid var(--ink); background: var(--paper); color: var(--ink); font-weight: 700; box-shadow: 4px 4px 0 var(--ink); }
[data-skin="poster"] .tools-clear { color: var(--lane-ink); }
[data-skin="poster"] .seg-sites button { border-width: 2px; }
[data-skin="poster"] .doc { background: var(--paper); color: var(--ink); border: 2.5px solid var(--ink); box-shadow: 8px 8px 0 #ff4f6d; padding: 22px 26px; max-width: none; }
[data-skin="notebook"] .q { border: 0; border-bottom: 1.5px solid var(--ink); background: rgba(255,255,255,.6); }
[data-skin="notebook"] .q:focus { outline: none; border-bottom-color: var(--red); }
[data-skin="notebook"] .doc a { background: linear-gradient(transparent 55%, var(--marker) 55%, var(--marker) 92%, transparent 92%); text-decoration: none; }
[data-skin="notebook"] .doc .doc-links { font-family: "IBM Plex Mono", monospace; color: var(--red); }