/* ==========================================================================
   极客译站 geekyizhan.com — 全站样式
   移动优先 · 深色极客风 · 科技蓝紫点缀
   ========================================================================== */

:root {
  --bg: #06070d;
  --bg-elev: #0a0c14;
  --panel: #0d1017;
  --panel-2: #11151f;
  --line: rgba(255, 255, 255, 0.07);
  --line-2: rgba(255, 255, 255, 0.13);
  --text: #e9edf7;
  --text-2: #b3bbcf;
  --muted: #838ca6;
  --dim: #5b647b;
  --blue: #4d8dff;
  --violet: #a175ff;
  --cyan: #3ddcff;
  --green: #34d399;
  --amber: #fbbf24;
  --pink: #f472b6;
  --grad: linear-gradient(135deg, #4d8dff 0%, #a175ff 100%);
  --grad-soft: linear-gradient(135deg, rgba(77, 141, 255, 0.16), rgba(161, 117, 255, 0.16));
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 18px 50px -20px rgba(0, 0, 0, 0.9);
  --header-h: 58px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", "Cascadia Code", Menlo, Consolas,
    "Liberation Mono", monospace;
  --maxw: 1200px;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(680px 380px at 12% -6%, rgba(77, 141, 255, 0.16), transparent 62%),
    radial-gradient(620px 320px at 92% 2%, rgba(161, 117, 255, 0.14), transparent 60%),
    radial-gradient(900px 600px at 50% 110%, rgba(61, 220, 255, 0.05), transparent 70%);
  pointer-events: none;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

::selection { background: rgba(100, 150, 255, 0.32); }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 18px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--blue);
  color: #04070f;
  padding: 8px 14px;
  border-radius: 8px;
  z-index: 200;
}
.skip:focus { left: 12px; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(6, 7, 13, 0.78);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.2px;
  flex: 0 0 auto;
}
.brand__mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--grad);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: #06070d;
  box-shadow: 0 6px 18px -6px rgba(97, 130, 255, 0.9);
}
.brand__text { font-size: 16.5px; line-height: 1.1; }
.brand__text small {
  display: block;
  font-size: 9.5px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 1.4px;
  text-transform: uppercase;
  margin-top: 2px;
}

.nav {
  margin-left: auto;
  display: none;
  align-items: center;
  gap: 4px;
}
.nav a {
  padding: 7px 11px;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--text-2);
  transition: color 0.18s, background 0.18s;
  white-space: nowrap;
}
.nav a:hover { color: #fff; background: rgba(255, 255, 255, 0.05); }
.nav a.is-active { color: #fff; }
.nav a.is-active::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 5px;
  border-radius: 2px;
  background: var(--grad);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}
@media (min-width: 900px) { .header-actions { margin-left: 10px; } }

.icon-btn {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  color: var(--text-2);
  transition: 0.18s;
}
.icon-btn:hover { color: #fff; border-color: var(--line-2); background: rgba(255, 255, 255, 0.07); }

.search-trigger {
  display: none;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 10px 0 11px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  min-width: 190px;
}
.search-trigger:hover { border-color: var(--line-2); color: var(--text-2); }
.search-trigger kbd {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10.5px;
  padding: 2px 5px;
  border-radius: 5px;
  border: 1px solid var(--line-2);
  color: var(--muted);
}
@media (min-width: 900px) {
  .search-trigger { display: flex; }
  #menuBtn { display: none; }
  .nav { display: flex; }
}

.mobile-panel {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  z-index: 55;
  background: rgba(9, 11, 18, 0.98);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  padding: 10px 18px 18px;
  display: none;
}
.mobile-panel.is-open { display: block; }
.mobile-panel a {
  display: block;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  color: var(--text-2);
  font-size: 15px;
}
.mobile-panel a:last-child { border-bottom: 0; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 42px 0 30px;
  overflow: hidden;
}
.hero__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, #000 0%, transparent 72%);
  pointer-events: none;
}
.hero__inner { position: relative; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--blue);
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid rgba(77, 141, 255, 0.28);
  background: rgba(77, 141, 255, 0.08);
}
.eyebrow--plain {
  border: 0;
  background: none;
  padding: 0;
  color: var(--muted);
  letter-spacing: 1.6px;
}

.hero h1 {
  font-size: clamp(30px, 7.6vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.5px;
  margin: 16px 0 0;
  font-weight: 800;
}
.hero h1 .hl {
  background: linear-gradient(100deg, #6fa6ff 0%, #a175ff 55%, #3ddcff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__lead {
  margin: 14px 0 0;
  color: var(--text-2);
  font-size: 15px;
  max-width: 640px;
}
@media (min-width: 760px) { .hero__lead { font-size: 16.5px; } }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 26px;
  max-width: 520px;
}
.stat {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.01));
  border-radius: var(--radius-sm);
  padding: 11px 12px;
}
.stat b {
  display: block;
  font-family: var(--mono);
  font-size: 19px;
  line-height: 1.2;
  color: #fff;
}
.stat span { font-size: 11.5px; color: var(--muted); }

.hero__search { margin-top: 22px; max-width: 620px; }
.searchbox {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 4px 4px 14px;
  border-radius: 13px;
  border: 1px solid var(--line-2);
  background: rgba(12, 15, 23, 0.9);
  box-shadow: 0 12px 40px -18px rgba(77, 141, 255, 0.55);
}
.searchbox:focus-within { border-color: rgba(77, 141, 255, 0.6); }
.searchbox svg { flex: 0 0 auto; color: var(--muted); }
.searchbox input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: 15px;
  padding: 10px 0;
}
.searchbox input::placeholder { color: var(--dim); }
.searchbox button {
  border: 0;
  border-radius: 9px;
  background: var(--grad);
  color: #05070d;
  font-weight: 700;
  font-size: 13.5px;
  padding: 9px 16px;
  cursor: pointer;
}

.hero__chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-2);
  font-size: 12.5px;
  transition: 0.18s;
}
.chip:hover { border-color: rgba(126, 160, 255, 0.45); color: #fff; background: rgba(77, 141, 255, 0.1); }
.chip i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c, var(--blue));
  box-shadow: 0 0 8px var(--c, var(--blue));
}

/* ---------- 区块 ---------- */
.section { padding: 34px 0; }
.section--tight { padding: 22px 0; }
.section__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}
.section__title {
  margin: 0;
  font-size: 20px;
  letter-spacing: -0.2px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.section__title::before {
  content: "";
  width: 3px;
  height: 17px;
  border-radius: 2px;
  background: var(--grad);
}
.section__sub { margin: 3px 0 0 12px; color: var(--muted); font-size: 12.5px; }
.more {
  font-size: 13px;
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}
.more:hover { color: #fff; }

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

/* ---------- 项目卡片 ---------- */
.pgrid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
@media (min-width: 640px) { .pgrid { grid-template-columns: repeat(2, 1fr); gap: 14px; } }
@media (min-width: 1000px) { .pgrid { grid-template-columns: repeat(3, 1fr); } }

.pcard {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 15px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
  transition: transform 0.18s ease, border-color 0.18s, box-shadow 0.18s;
  overflow: hidden;
}
.pcard::after {
  content: "";
  position: absolute;
  inset: -1px -1px auto -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(120, 160, 255, 0.5), transparent);
  opacity: 0;
  transition: opacity 0.2s;
}
.pcard:hover {
  transform: translateY(-2px);
  border-color: var(--line-2);
  box-shadow: 0 16px 40px -26px rgba(90, 130, 255, 0.8);
}
.pcard:hover::after { opacity: 1; }

.pcard__top { display: flex; align-items: flex-start; gap: 11px; }
.pcard__avatar {
  position: relative;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 15px;
  flex: 0 0 auto;
  overflow: hidden;
}
.pcard__avatar img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #0b0e16;
}
.pcard__id { min-width: 0; flex: 1; }
.pcard__name {
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.1px;
  display: flex;
  align-items: center;
  gap: 7px;
  line-height: 1.35;
}
.pcard__name a { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pcard__repo {
  margin: 1px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tag-cat {
  flex: 0 0 auto;
  font-size: 10.5px;
  padding: 3px 8px;
  border-radius: 6px;
  color: var(--c, var(--blue));
  background: color-mix(in srgb, var(--c, var(--blue)) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--c, var(--blue)) 30%, transparent);
  white-space: nowrap;
  line-height: 1.5;
}

.pcard__desc {
  margin: 0;
  color: var(--text-2);
  font-size: 13.2px;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 44px;
}

.pcard__tags { display: flex; flex-wrap: wrap; gap: 5px; }
.t {
  font-size: 10.5px;
  color: var(--muted);
  padding: 2px 7px;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid transparent;
}

.pcard__foot {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  row-gap: 6px;
  gap: 6px 12px;
  font-size: 11.5px;
  color: var(--muted);
  font-family: var(--mono);
}
.pcard__foot > span { white-space: nowrap; }
.pcard__foot .star { color: #ffd479; display: inline-flex; align-items: center; gap: 3px; }
.pcard__foot .grow { margin-left: auto; }
.pcard__foot .up { color: var(--green); }

.fav-btn {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  cursor: pointer;
  transition: 0.16s;
  flex: 0 0 auto;
}
.fav-btn:hover { color: var(--amber); border-color: rgba(251, 191, 36, 0.4); }
.fav-btn.is-on { color: var(--amber); border-color: rgba(251, 191, 36, 0.5); background: rgba(251, 191, 36, 0.12); }

/* ---------- 论文卡片 ---------- */
.plist { display: grid; gap: 12px; }
@media (min-width: 900px) { .plist--2 { grid-template-columns: repeat(2, 1fr); } }

.paper-card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
  transition: 0.18s;
}
.paper-card:hover { border-color: var(--line-2); transform: translateY(-2px); }
.paper-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dim);
}
.dot { width: 3px; height: 3px; border-radius: 50%; background: var(--dim); }
.paper-card h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.45;
  letter-spacing: -0.1px;
}
.paper-card h3 a:hover { color: #cfe0ff; }
.paper-card__en {
  margin: 0;
  font-size: 11.5px;
  color: var(--dim);
  font-family: var(--mono);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.paper-card__tldr {
  margin: 0;
  font-size: 13.2px;
  color: var(--text-2);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- 筛选栏 ---------- */
.filterbar {
  position: sticky;
  top: var(--header-h);
  z-index: 40;
  padding: 10px 0;
  background: rgba(6, 7, 13, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
}
.filterbar__row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.filterbar__search {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 1 220px;
  min-width: 0;
  height: 36px;
  padding: 0 11px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted);
}
.filterbar__search:focus-within { border-color: rgba(77, 141, 255, 0.55); }
.filterbar__search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: 13.5px;
}
.filterbar__search input::placeholder { color: var(--dim); }
.filterbar__search input::-webkit-search-cancel-button { display: none; }

.select {
  height: 36px;
  padding: 0 30px 0 10px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23838ca6' stroke-width='3'><path d='M6 9l6 6 6-6'/></svg>") no-repeat right 10px center;
  color: var(--text-2);
  font-size: 13px;
  appearance: none;
  cursor: pointer;
  outline: none;
}
.select:focus { border-color: rgba(77, 141, 255, 0.55); }

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 11px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  color: var(--text-2);
  font-size: 12.5px;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
}
.toggle.is-on {
  color: #fff;
  border-color: rgba(77, 141, 255, 0.5);
  background: rgba(77, 141, 255, 0.15);
}
.toggle svg { opacity: 0.8; }

.catrow {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  padding: 9px 0 1px;
  scrollbar-width: none;
}
.catrow::-webkit-scrollbar { display: none; }
.catrow .chip { flex: 0 0 auto; cursor: pointer; }
.catrow .chip.is-on {
  color: #fff;
  border-color: rgba(126, 160, 255, 0.55);
  background: rgba(77, 141, 255, 0.16);
}

.resultline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 12.5px;
  color: var(--muted);
  margin: 2px 0 12px;
  font-family: var(--mono);
}

.empty {
  text-align: center;
  padding: 60px 20px;
  border: 1px dashed var(--line-2);
  border-radius: var(--radius);
  color: var(--muted);
}
.empty b { display: block; color: var(--text-2); font-size: 15px; margin-bottom: 6px; }

/* ---------- 论文详情 ---------- */
.article { padding: 26px 0 60px; }
.article__head { max-width: 820px; }
.crumb {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 14px;
  font-family: var(--mono);
}
.crumb a:hover { color: #fff; }
.article h1 {
  font-size: clamp(23px, 5.2vw, 34px);
  line-height: 1.3;
  margin: 0;
  letter-spacing: -0.4px;
}
.article__en {
  margin: 10px 0 0;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--dim);
  line-height: 1.6;
}
.article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 14px;
  font-size: 12px;
  color: var(--muted);
  font-family: var(--mono);
}
.article__meta span { display: inline-flex; align-items: center; gap: 5px; }

.tldr {
  margin: 22px 0 0;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid rgba(77, 141, 255, 0.28);
  background: linear-gradient(135deg, rgba(77, 141, 255, 0.13), rgba(161, 117, 255, 0.09));
  position: relative;
}
.tldr b {
  display: block;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 1.4px;
  color: #9dc0ff;
  margin-bottom: 6px;
}
.tldr p { margin: 0; font-size: 15px; line-height: 1.75; color: #eef3ff; }

.article__body { max-width: 760px; margin-top: 8px; }
.article__body h2 {
  font-size: 18px;
  margin: 34px 0 10px;
  padding-left: 12px;
  border-left: 3px solid transparent;
  border-image: var(--grad) 1;
  letter-spacing: -0.2px;
}
.article__body p { margin: 0 0 12px; color: var(--text-2); font-size: 14.6px; line-height: 1.85; }
.article__body strong { color: #fff; }

.note {
  margin: 28px 0 0;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.028);
}
.note b {
  display: block;
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--amber);
  margin-bottom: 6px;
  font-family: var(--mono);
}
.note p { margin: 0; font-size: 13.2px; color: var(--text-2); }

.linkrow { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 38px;
  padding: 0 15px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid var(--line-2);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text);
  transition: 0.18s;
  cursor: pointer;
}
.btn:hover { background: rgba(255, 255, 255, 0.09); transform: translateY(-1px); }
.btn--primary { background: var(--grad); color: #05070d; border-color: transparent; }
.btn--primary:hover { filter: brightness(1.08); }
.btn--ghost { background: transparent; }

.article__foot {
  max-width: 760px;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 12.5px;
  color: var(--muted);
}

.nextprev {
  display: grid;
  gap: 10px;
  margin-top: 26px;
  max-width: 760px;
}
@media (min-width: 700px) { .nextprev { grid-template-columns: 1fr 1fr; } }
.np {
  padding: 13px 15px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
  transition: 0.18s;
}
.np:hover { border-color: var(--line-2); background: rgba(255, 255, 255, 0.05); }
.np span { display: block; font-size: 11px; color: var(--dim); margin-bottom: 3px; font-family: var(--mono); }
.np b { font-size: 13.5px; font-weight: 600; line-height: 1.5; }
.np--next { text-align: right; }

/* ---------- 订阅 / CTA ---------- */
.cta {
  margin: 34px 0;
  padding: 26px 20px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background:
    radial-gradient(520px 240px at 12% 0%, rgba(77, 141, 255, 0.16), transparent 70%),
    radial-gradient(420px 220px at 88% 100%, rgba(161, 117, 255, 0.16), transparent 70%),
    rgba(255, 255, 255, 0.02);
  display: grid;
  gap: 16px;
}
@media (min-width: 820px) { .cta { grid-template-columns: 1.1fr 0.9fr; align-items: center; padding: 30px; } }
.cta h2 { margin: 0 0 8px; font-size: 21px; letter-spacing: -0.3px; }
.cta p { margin: 0; color: var(--text-2); font-size: 13.5px; }
.subscribe {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.subscribe input {
  flex: 1 1 180px;
  min-width: 0;
  height: 40px;
  padding: 0 12px;
  border-radius: 10px;
  border: 1px solid var(--line-2);
  background: rgba(6, 8, 14, 0.8);
  color: var(--text);
  font-size: 14px;
  outline: none;
}
.subscribe input:focus { border-color: rgba(77, 141, 255, 0.6); }
.subscribe button {
  height: 40px;
  padding: 0 18px;
  border: 0;
  border-radius: 10px;
  background: var(--grad);
  color: #05070d;
  font-weight: 700;
  font-size: 13.5px;
  cursor: pointer;
}
.form-hint { font-size: 11.5px; color: var(--dim); margin-top: 8px; }

/* ---------- 归档 ---------- */
.months { display: grid; gap: 10px; }
.month {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.022);
  overflow: hidden;
}
.month__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 15px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
}
.month__head .count { margin-left: auto; font-size: 11px; color: var(--muted); }
.month ul { list-style: none; margin: 0; padding: 6px 0; }
.month li { padding: 0 15px; }
.month li a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
  font-size: 13.5px;
  color: var(--text-2);
}
.month li:last-child a { border-bottom: 0; }
.month li a:hover { color: #fff; }
.month li time { font-family: var(--mono); font-size: 11px; color: var(--dim); flex: 0 0 auto; }

/* ---------- 通用内容页 ---------- */
.prose { max-width: 760px; padding: 30px 0 60px; }
.prose h1 { font-size: clamp(24px, 5vw, 32px); margin: 0 0 14px; letter-spacing: -0.4px; }
.prose h2 { font-size: 18px; margin: 30px 0 10px; }
.prose p { color: var(--text-2); font-size: 14.6px; line-height: 1.85; margin: 0 0 12px; }
.prose ul { color: var(--text-2); font-size: 14.6px; line-height: 1.85; padding-left: 20px; }
.prose li { margin-bottom: 6px; }
.prose code {
  font-family: var(--mono);
  font-size: 12.5px;
  background: rgba(255, 255, 255, 0.07);
  padding: 2px 6px;
  border-radius: 5px;
  color: #cfe0ff;
}
.cardbox {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.025);
  padding: 16px 18px;
  margin: 14px 0;
}
.cardbox h3 { margin: 0 0 8px; font-size: 15px; }

/* ---------- 搜索结果浮层 ---------- */
.cmdk {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  padding: 12vh 16px 16px;
  background: rgba(3, 5, 10, 0.72);
  backdrop-filter: blur(6px);
}
.cmdk.is-open { display: block; }
.cmdk__panel {
  max-width: 620px;
  margin: 0 auto;
  border-radius: 14px;
  border: 1px solid var(--line-2);
  background: #0b0e16;
  box-shadow: 0 30px 80px -30px #000;
  overflow: hidden;
}
.cmdk__input {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
.cmdk__input input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: 15px;
}
.cmdk__results { max-height: 56vh; overflow-y: auto; padding: 6px; }
.cmdk__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 9px;
  font-size: 13.5px;
  color: var(--text-2);
}
.cmdk__item:hover, .cmdk__item.is-sel { background: rgba(77, 141, 255, 0.14); color: #fff; }
.cmdk__item .kind {
  font-family: var(--mono);
  font-size: 9.5px;
  padding: 2px 5px;
  border-radius: 4px;
  border: 1px solid var(--line-2);
  color: var(--muted);
  flex: 0 0 auto;
}
.cmdk__item .txt { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cmdk__empty { padding: 22px; text-align: center; color: var(--muted); font-size: 13px; }
.cmdk__foot {
  padding: 8px 14px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  color: var(--dim);
  font-family: var(--mono);
  display: flex;
  gap: 12px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 30px 0 34px;
  margin-top: 20px;
  background: rgba(255, 255, 255, 0.012);
}
.footer__grid { display: grid; gap: 22px; }
@media (min-width: 760px) { .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer__about p { color: var(--muted); font-size: 12.5px; margin: 10px 0 0; max-width: 340px; }
.footer__col h4 {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 1.4px;
  color: var(--dim);
  font-family: var(--mono);
  text-transform: uppercase;
}
.footer__col a { display: block; font-size: 13px; color: var(--text-2); padding: 4px 0; }
.footer__col a:hover { color: #fff; }
.footer__bottom {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--dim);
  font-family: var(--mono);
}

/* ---------- 动效 ---------- */
@media (prefers-reduced-motion: no-preference) {
  .fade-up { animation: fadeUp 0.5s cubic-bezier(0.2, 0.7, 0.3, 1) both; }
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: none; }
  }
}

[hidden] { display: none !important; }