/* 全局字体极致清晰度与平滑渲染优化 */
html, body {
  -webkit-font-smoothing: antialiased !important;
  -moz-osx-font-smoothing: grayscale !important;
  text-rendering: optimizeLegibility !important;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif !important;
  -webkit-text-size-adjust: 100% !important;
}
@charset "UTF-8";
:root {
  --ink: #f8fafc;
  --muted: #cbd5e1;
  --pink: #f97316;
  --pink-hover: #ea580c;
  --line: rgba(249,115,22,0.22);
  --paper: #16120f;
  --card: #201a15;
  --card-tint: #2a221c;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; cursor: pointer; border: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid var(--pink);
  outline-offset: 4px;
}
.wrap { width: min(1260px, calc(100% - 80px)); margin: auto; }
header {
  position: sticky;
  top: 0;
  background: #edf7edf2;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  z-index: 20;
}
.nav { display: flex; align-items: center; gap: 35px; min-height: 88px; }
.brand { display: flex; align-items: center; gap: 10px; white-space: nowrap; }
.brand img { width: 58px; height: 58px; object-fit: contain; }
.brand>span { font-size: 23px; font-weight: 850; letter-spacing: 1px; color: var(--ink); }
.brand small { display: block; font-size: 10px; font-weight: 500; color: var(--muted); letter-spacing: 2px; }
.nav nav { display: flex; gap: 30px; margin-left: auto; font-size: 14px; }
.nav nav a:hover, .text-link:hover { color: var(--pink); }
.nav-cta {
  border: 1px solid #9dd9a7;
  border-radius: 30px;
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 600;
  background: #e0f5e3;
  color: #ea580c;
}
.nav-cta span { margin-left: 12px; }
.menu { display: none; }
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 40px;
  min-height: 660px;
  padding-top: 36px;
  padding-bottom: 45px;
}
.eyebrow { font-size: 11px; font-weight: 750; letter-spacing: 2px; color: #ea580c; }
.hero h1 { font-size: 20px; margin: 24px 0 16px; font-weight: 650; color: var(--ink); }
.hero h1>span {
  display: block;
  font-size: clamp(38px, 4vw, 58px);
  font-weight: 850;
  letter-spacing: -2px;
  line-height: 1.3;
  margin-top: 12px;
  color: var(--ink);
}
.hero h1 em { color: var(--pink); font-style: normal; }
.hero-copy>p { font-size: 15px; color: var(--muted); margin: 24px 0 30px; line-height: 1.9; }
.hero-actions { display: flex; gap: 28px; align-items: center; }
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 25px;
  border-radius: 30px;
  padding: 14px 23px;
  font-size: 14px;
  font-weight: 650;
  transition: transform .2s, background .2s;
}
.primary {
  color: white;
  background: var(--pink);
  box-shadow: 0 8px 22px rgba(22, 163, 74, 0.28);
}
.primary:hover { background: var(--pink-hover); transform: translateY(-2px); }
.text-link { font-size: 13px; font-weight: 650; color: #ea580c; }
.hero-tags { display: flex; gap: 18px; font-size: 11px; color: var(--muted); margin-top: 34px; }
.hero-art {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.main-art {
  width: 365px;
  height: 520px;
  object-fit: cover;
  border-radius: 160px 160px 22px 22px;
  transform: rotate(5deg);
  box-shadow: 0 18px 50px rgba(22, 163, 74, 0.18);
  border: 5px solid #d4ebd6;
}
.art-orbit {
  position: absolute;
  inset: 65px -10px 20px;
  border: 1px solid #bfe0c2;
  border-radius: 50%;
  transform: rotate(-25deg);
  background: rgba(34, 197, 94, 0.06);
}
.floating-note {
  position: absolute;
  left: -4px;
  bottom: 26px;
  background: #ffffff;
  border: 1px solid var(--line);
  padding: 16px 26px;
  box-shadow: 0 10px 30px rgba(20, 40, 23, 0.12);
  transform: rotate(-5deg);
  border-radius: 8px;
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--ink);
}
.floating-note strong { display: block; font-size: 23px; margin: 2px 0; color: var(--ink); }
.floating-note span { color: var(--muted); font-size: 11px; }
.sticker {
  position: absolute;
  right: 0;
  top: 64px;
  background: var(--pink);
  border: 4px solid #ffffff;
  box-shadow: 0 0 0 2px var(--pink);
  width: 90px;
  height: 90px;
  border-radius: 50%;
  display: grid;
  place-content: center;
  text-align: center;
  transform: rotate(12deg);
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
}
.ribbon {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 52px;
  padding: 17px 20px;
  background: #e2f2e3;
  border-block: 1px solid var(--line);
  overflow: hidden;
  white-space: nowrap;
  color: #ea580c;
  font-size: 12px;
  letter-spacing: 2px;
  font-weight: 600;
}
.ribbon i { font-size: 22px; font-style: normal; }
.section { padding-top: 76px; padding-bottom: 76px; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 25px;
  margin-bottom: 30px;
}
.section-head h2, .faq-layout h2 { font-size: 30px; margin: 9px 0 0; letter-spacing: -1px; color: var(--ink); }
.section-head p, .faq-layout p { color: var(--muted); font-size: 13px; margin-bottom: 0; }
.editor-grid { display: grid; grid-template-columns: 1.12fr 1fr; gap: 52px; }
.editor-feature {
  position: relative;
  min-height: 480px;
  overflow: hidden;
  border-radius: 16px;
  text-align: left;
  padding: 0;
  background: #ffffff;
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(20, 40, 23, 0.06);
}
.editor-feature>img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: 50% 35%;
  transition: transform .4s;
}
.editor-feature:hover>img { transform: scale(1.025); }
.editor-caption {
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  padding: 70px 30px 28px;
  background: linear-gradient(transparent, rgba(17, 38, 21, 0.94));
  color: white;
}
.editor-caption small { font-size: 11px; color: #86efac; font-weight: 600; }
.editor-caption strong { display: block; font-size: 29px; margin: 5px 0; color: #ffffff; }
.editor-caption>span { font-size: 12px; color: #e2f4e4; }
.editor-side { padding: 5px 0; }
.editor-side>h3 { font-size: 32px; line-height: 1.45; margin: 14px 0; color: var(--ink); }
.editor-side>p { font-size: 13px; line-height: 1.9; color: var(--muted); max-width: 420px; }
.mini-pick {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 20px;
  border-top: 1px solid var(--line);
  background: none;
  text-align: left;
  padding: 16px 0;
}
.mini-pick img { width: 64px; height: 84px; object-fit: cover; border-radius: 6px; box-shadow: 0 4px 10px rgba(0,0,0,0.08); }
.mini-pick>span { display: grid; gap: 3px; }
.mini-pick small { color: var(--pink); font-size: 10px; font-weight: 600; }
.mini-pick strong { font-size: 18px; color: var(--ink); }
.mini-pick span span { font-size: 11px; color: var(--muted); }
.discover { background: #e5f4e6; border-block: 1px solid #c8e2cb; }
.search {
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid #c0dfc3;
  border-radius: 30px;
  padding: 8px 16px;
  gap: 9px;
  box-shadow: 0 2px 8px rgba(20, 40, 23, 0.04);
}
.search>span { font-size: 25px; color: var(--pink); }
.search input { border: 0; outline: 0; background: transparent; width: 180px; font-size: 12px; color: var(--ink); }
.filter-row { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin: 28px 0; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; }
.filters button {
  background: #ffffff;
  padding: 9px 18px;
  border-radius: 25px;
  font-size: 12px;
  border: 1px solid #c0dfc3;
  color: var(--muted);
  font-weight: 500;
  transition: all .2s;
}
.filters button:hover { border-color: var(--pink); color: var(--ink); }
.filters button.selected { background: var(--pink); color: white; border-color: var(--pink); font-weight: 600; }
#count { font-size: 11px; color: var(--muted); white-space: nowrap; font-weight: 600; }
.comic-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 28px 22px; }
.comic { min-width: 0; }
.poster {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  background: #ffffff;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 2/3;
  border: 1px solid var(--line);
  box-shadow: 0 4px 16px rgba(20, 40, 23, 0.06);
}
.poster img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.poster span {
  position: absolute;
  inset: auto 0 0;
  background: rgba(17, 38, 21, 0.88);
  color: white;
  font-size: 11px;
  padding: 14px;
  opacity: 0;
  transition: opacity .2s;
}
.poster:hover img { transform: scale(1.035); }
.poster:hover span, .poster:focus-visible span { opacity: 1; }
.comic-info { padding: 11px 1px; }
.category { color: #ea580c; font-size: 10px; letter-spacing: 1px; font-weight: 600; }
.comic-info h3 { font-size: 16px; margin: 3px 0 5px; }
.comic-info h3 button { background: transparent; padding: 0; font-weight: 700; text-align: left; color: var(--ink); }
.comic-info p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.7; }
.content-note { font-size: 11px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 23px; margin-top: 30px; }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.guide-grid article { border-top: 1px solid var(--line); padding-top: 22px; }
.guide-grid b { font-family: Georgia, serif; font-size: 35px; color: var(--pink); font-weight: 600; }
.guide-grid h3 { font-size: 17px; margin: 9px 0; color: var(--ink); }
.guide-grid p { color: var(--muted); font-size: 12px; line-height: 1.9; }
.faq-layout { display: grid; grid-template-columns: 1fr 1.65fr; gap: 80px; border-top: 1px solid var(--line); }
.faq-logo { width: 135px; height: 135px; object-fit: contain; margin-top: 27px; }
.faq-list details { border-bottom: 1px solid var(--line); padding: 19px 0; }
.faq-list details:first-child { border-top: 1px solid var(--line); }
summary {
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--ink);
}
summary::after { content: "+"; color: var(--pink); font-size: 18px; }
details[open] summary::after { content: "−"; }
.faq-list p { font-size: 12px; line-height: 1.9; max-width: 580px; padding-right: 24px; color: var(--muted); }
.download {
  background: linear-gradient(135deg, #1b6329, #134e20);
  border: 1px solid #134e20;
  border-radius: 20px;
  padding: 40px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  margin-bottom: 65px;
  color: #ffffff;
  box-shadow: 0 16px 40px rgba(19, 78, 32, 0.22);
}
.download h2 { font-size: 32px; line-height: 1.4; margin: 12px 0; color: #ffffff; }
.download p { max-width: 530px; font-size: 12px; color: #d4edd6; }
.download-options { min-width: 240px; }
footer {
  border-top: 1px solid var(--line);
  background: #e3f2e4;
  padding-top: 30px;
  padding-bottom: 30px;
  display: flex;
  align-items: center;
  gap: 25px;
  flex-wrap: wrap;
}
.footer-brand { font-size: 20px; font-weight: 800; color: var(--ink); }
.footer-brand span { display: block; font-size: 8px; color: var(--muted); letter-spacing: 3px; }
footer p { font-size: 11px; color: var(--muted); }
footer>a:last-of-type { margin-left: auto; font-size: 12px; color: #ea580c; font-weight: 600; }
footer small { display: block; flex-basis: 100%; font-size: 10px; color: var(--muted); }
dialog {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 0;
  max-width: 820px;
  width: calc(100% - 32px);
  color: var(--ink);
  background: #ffffff;
  box-shadow: 0 30px 90px rgba(20, 40, 23, 0.25);
}
dialog::backdrop { background: rgba(17, 38, 21, 0.6); backdrop-filter: blur(6px); }
.close {
  position: absolute;
  top: 10px;
  right: 12px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #edf7ed;
  color: var(--ink);
  font-size: 24px;
  box-shadow: 0 3px 12px rgba(0,0,0,0.1);
}
.modal-body { display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
.modal-body>img {
  width: 100%;
  height: auto;
  max-height: 76vh;
  object-fit: contain;
  background: #edf7ed;
}
.modal-body>div { padding: 32px; }
.modal-body h2 { font-size: 30px; color: var(--ink); }
.modal-body p { font-size: 14px; line-height: 1.9; color: var(--muted); }
.modal-note { font-size: 11px!important; color: #68856c; }
#favorite-status { font-size: 11px; color: var(--muted); min-height: 20px; }
[hidden] { display: none!important; }

@media(min-width: 1600px) { .hero { min-height: 710px; } .main-art { width: 390px; height: 550px; } }
@media(max-width: 1100px) {
  .wrap { width: calc(100% - 48px); }
  .nav { gap: 20px; }
  .nav nav { gap: 18px; }
  .hero { gap: 20px; min-height: 620px; }
  .main-art { width: 310px; height: 465px; }
  .hero-art { min-height: 520px; }
  .sticker { right: -5px; }
  .comic-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .editor-grid { gap: 30px; }
  .hero-actions { gap: 15px; }
  .floating-note { left: 0; }
  .hero-tags { gap: 12px; }
}
@media(max-width: 900px) {
  html { scroll-padding-top: 78px; }
  .wrap { width: calc(100% - 36px); }
  .nav { min-height: 72px; gap: 12px; }
  .brand img { width: 46px; height: 46px; }
  .brand>span { font-size: 20px; }
  .brand small { font-size: 8px; }
  .nav-cta { margin-left: auto; font-size: 11px; padding: 8px 12px; }
  .nav-cta span { display: none; }
  .menu { display: block; background: #ffffff; border: 1px solid #c0dfc3; font-size: 23px; padding: 4px; }
  .nav nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #edf7ee;
    padding: 20px;
    border-bottom: 1px solid var(--line);
    justify-content: space-around;
    margin: 0;
    gap: 10px;
    font-size: 12px;
  }
  .nav nav.open { display: flex; }
  .hero { grid-template-columns: 1fr; gap: 0; padding-top: 36px; padding-bottom: 30px; }
  .hero-copy .eyebrow { font-size: 9px; letter-spacing: 1.5px; }
  .hero h1 { margin: 16px 0 12px; font-size: 17px; }
  .hero h1>span { font-size: 41px; line-height: 1.26; }
  .hero-copy>p { margin: 18px 0 22px; font-size: 13px; }
  .button { font-size: 12px; padding: 13px 19px; }
  .hero-actions { gap: 20px; }
  .text-link { font-size: 11px; }
  .hero-tags { font-size: 10px; margin-top: 24px; }
  .hero-art { min-height: 420px; margin-top: 25px; }
  .main-art { width: 255px; height: 370px; border-width: 4px; }
  .art-orbit { inset: 40px 9% 5px; }
  .sticker { width: 70px; height: 70px; right: 2px; top: 30px; font-size: 11px; }
  .floating-note { padding: 10px 17px; bottom: 3px; }
  .floating-note strong { font-size: 19px; }
  .floating-note span { font-size: 10px; }
  .ribbon { font-size: 10px; gap: 25px; padding: 12px; }
  .ribbon>span:last-child, .ribbon>i:last-of-type { display: none; }
  .section { padding-top: 45px; padding-bottom: 45px; }
  .section-head { align-items: start; margin-bottom: 23px; flex-wrap: wrap; gap: 15px; }
  .section-head h2, .faq-layout h2 { font-size: 25px; }
  .eyebrow { font-size: 9px; letter-spacing: 1.4px; }
  .section-head p { font-size: 12px; }
  .editor-grid { grid-template-columns: 1fr; gap: 24px; }
  .editor-feature { min-height: 340px; }
  .editor-feature>img { height: 360px; object-position: 50% 33%; }
  .editor-side>h3 { font-size: 25px; margin: 10px 0; }
  .editor-side>h3 br { display: none; }
  .editor-side>p { font-size: 12px; }
  .editor-side .eyebrow { display: none; }
  .mini-pick img { width: 58px; height: 72px; }
  .mini-pick strong { font-size: 16px; }
  .search { width: 100%; padding: 5px 13px; }
  .search input { width: 100%; }
  .filter-row { align-items: start; gap: 14px; flex-direction: column; margin: 18px 0; }
  .filters { gap: 7px; width: 100%; }
  .filters button { padding: 7px 11px; font-size: 10px; }
  #count { align-self: end; }
  .comic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 14px; }
  .comic-info h3 { font-size: 15px; }
  .comic-info p { font-size: 11px; }
  .poster span { display: none; }
  .guide-grid { grid-template-columns: 1fr; gap: 18px; }
  .guide-grid article { position: relative; padding-left: 55px; min-height: 95px; }
  .guide-grid b { position: absolute; left: 0; top: 20px; font-size: 29px; }
  .guide-grid h3 { font-size: 16px; margin: 0 0 6px; }
  .guide-grid p { margin: 0; }
  .faq-layout { grid-template-columns: 1fr; gap: 25px; }
  .faq-logo { display: none; }
  .faq-list details { padding: 16px 0; }
  summary { font-size: 13px; }
  .download { padding: 28px 23px; flex-direction: column; align-items: stretch; gap: 18px; margin-bottom: 40px; border-radius: 15px; }
  .download h2 { font-size: 27px; }
  .download-options { min-width: 0; }
  footer { gap: 13px; }
  footer p { flex-basis: 100%; margin: 0; }
  footer>a:last-of-type { position: absolute; right: 20px; }
  footer small { font-size: 9px; }
  .modal-body { grid-template-columns: 1fr; }
  .modal-body>img { max-height: 48vh; width: 100%; object-fit: cover; object-position: 50% 27%; height: 350px; }
  .modal-body>div { padding: 20px; }
  .modal-body h2 { font-size: 24px; margin: 8px 0; }
  .modal-body p { font-size: 12px; }
  dialog { max-height: 90vh; }
  .hero h1>span { letter-spacing: -1px; }
}
@media(prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none!important; animation: none!important; }
}
@media(max-width: 900px) { .hero-art { overflow: clip; } .hero-copy { min-width: 0; } .hero-actions { flex-wrap: wrap; } }
.download-cta { background: #e0f5e3; border: 1px solid #9dd9a7; color: #ea580c; box-shadow: none; font-weight: 600; }
.download-cta:hover { background: #d0edd4; }
.nav-cta { background: var(--pink); border-color: var(--pink); color: #fff; }
.download-options .download-status { font-size: 11px; margin: 8px 0 16px; color: #c5e8c8; }
.unified-download { min-width: 290px; text-align: center; }
.unified-download .app-download {
  width: 100%;
  padding: 18px 28px;
  font-size: 16px;
  gap: 14px;
  background: #ffffff;
  color: #14532d;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  font-weight: 700;
}
.unified-download .app-download:hover { background: #edf7ee; transform: translateY(-2px); }
.unified-download .app-download>span { font-size: 23px; color: #14532d; }
.unified-download .download-status { margin: 10px 0 18px; font-size: 11px; color: #d4edd6; }
.unified-download>.text-link { font-size: 12px; color: #d4edd6; }
@media(max-width: 900px) {
  .unified-download { min-width: 0; }
  .unified-download .app-download { font-size: 15px; }
}
.nav { min-height: 82px; gap: 28px; }
.nav nav { gap: 6px; align-items: center; }
.nav nav a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  color: var(--muted);
  transition: background .2s, color .2s;
}
.nav nav a:hover { background: #e0f2e2; color: var(--pink); }
.nav nav a.nav-active { background: #d6eed8; color: #ea580c; }
.nav nav a.nav-active::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: calc(50% - 8px);
  width: 16px;
  height: 2px;
  border-radius: 3px;
  background: var(--pink);
}
.nav .nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 43px;
  padding: 10px 21px;
  border: 0;
  box-shadow: 0 4px 14px rgba(22, 163, 74, 0.28);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  background: var(--pink);
  color: #ffffff;
  transition: background .2s, transform .2s;
}
.nav .nav-cta:hover { background: var(--pink-hover); transform: translateY(-1px); }
.nav-cta span { margin: 0; }
.menu {
  width: 40px;
  height: 40px;
  border: 1px solid #c0dfc3;
  border-radius: 11px;
  align-items: center;
  justify-content: center;
  background: #ffffff;
}
.menu-lines, .menu-lines::before, .menu-lines::after {
  display: block;
  width: 17px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  position: relative;
  transition: transform .2s;
}
.menu-lines::before, .menu-lines::after { content: ""; position: absolute; left: 0; }
.menu-lines::before { top: -6px; }
.menu-lines::after { top: 6px; }
.menu[aria-expanded="true"] .menu-lines { background: transparent; }
.menu[aria-expanded="true"] .menu-lines::before { top: 0; transform: rotate(45deg); }
.menu[aria-expanded="true"] .menu-lines::after { top: 0; transform: rotate(-45deg); }
@media(min-width: 901px) and (max-width: 1100px) {
  .nav { gap: 15px; }
  .nav nav a { padding: 10px 11px; font-size: 13px; }
  .brand>span { font-size: 21px; }
  .brand img { width: 50px; height: 50px; }
  .nav .nav-cta { padding: 10px 16px; }
}
@media(max-width: 900px) {
  .nav { min-height: 74px; gap: 10px; }
  .nav .nav-cta { min-height: 37px; padding: 8px 15px; font-size: 11px; box-shadow: none; }
  .menu { display: flex; flex-shrink: 0; }
  .nav nav {
    top: 74px;
    padding: 12px 18px 18px;
    gap: 7px;
    box-shadow: 0 16px 24px rgba(20, 40, 23, 0.12);
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .nav nav.open { display: grid; }
  .nav nav a { padding: 13px 7px; font-size: 12px; background: #ffffff; border: 1px solid var(--line); color: var(--ink); }
  .nav nav a.nav-active { border-color: var(--pink); color: #ea580c; }
  .nav nav a.nav-active::after { bottom: 5px; }
  .nav-cta span { display: inline; }
  .brand small { letter-spacing: 1.5px; }
}
@media(max-width: 360px) {
  .nav .nav-cta { padding: 8px 10px; gap: 5px; }
  .brand>span { font-size: 18px; }
  .brand img { width: 40px; height: 40px; }
  .brand { gap: 7px; }
}
.about-section { display: grid; grid-template-columns: 1fr 1.65fr; gap: 80px; border-top: 1px solid var(--line); }
.about-section h2 { font-size: 30px; margin: 9px 0; color: var(--ink); }
.about-section p { font-size: 14px; line-height: 2; margin: 0 0 14px; color: var(--muted); }
.about-section>div>span:last-child:not(.eyebrow) { font-size: 11px; color: #ea580c; font-weight: 600; }
@media(max-width: 1100px) { .hero-art { overflow: clip; } }
@media(max-width: 900px) {
  .about-section { grid-template-columns: 1fr; gap: 16px; }
  .about-section h2 { font-size: 25px; }
  .about-section p { font-size: 12px; }
}

/* === 权威深度档案板块 === */
.ac-authority-section { margin: 45px auto 20px; padding: 28px 24px; background: #ffffff; border-radius: 20px; border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(20, 40, 23, 0.05); color: var(--ink); box-sizing: border-box; }
.ac-auth-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 20px; }
.ac-auth-title { font-size: 20px; font-weight: 800; color: var(--ink); margin: 0; }
.ac-auth-rating { font-size: 14px; color: #ea580c; font-weight: 700; }
.ac-specs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; margin-bottom: 22px; }
.ac-spec-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 14px; background: #f4faf4; border: 1px solid var(--line); border-radius: 10px; font-size: 13px; }
.ac-spec-k { color: var(--muted); }
.ac-spec-v { font-weight: 700; color: var(--ink); }
.ac-changelog-box { background: #f4faf4; border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin-bottom: 22px; }
.ac-changelog-title { font-size: 15px; font-weight: 800; color: #ea580c; margin: 0 0 8px; }
.ac-changelog-list { margin: 0; padding-left: 20px; font-size: 12.5px; color: var(--ink); line-height: 1.8; }
.ac-trouble-title { font-size: 16px; font-weight: 800; color: var(--ink); margin: 18px 0 12px; }
.ac-trouble-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-bottom: 18px; }
.ac-trouble-card { background: #f4faf4; border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; }
.ac-trouble-brand { font-size: 13px; font-weight: 800; color: #ea580c; margin-bottom: 4px; }
.ac-trouble-desc { font-size: 12px; color: var(--muted); margin: 0; line-height: 1.5; }
.ac-safety-cert-bar { display: flex; flex-wrap: wrap; gap: 14px; font-size: 12px; font-weight: 700; color: #ea580c; padding-top: 14px; border-top: 1px solid var(--line); }