:root {
  color-scheme: light;
  --ink: #20231f;
  --deep: #171b18;
  --paper: #f4f2eb;
  --white: #fff;
  --muted: #626a68;
  --line: #d9ddda;
  --red: #d64d32;
  --red-dark: #a93420;
  --green: #34473c;
  --gold: #edbd49;
  --content: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  line-height: 1.72;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.skip-link {
  position: fixed; z-index: 50; top: -60px; left: 16px;
  padding: 10px 14px; color: var(--white); background: var(--red-dark);
}
.skip-link:focus { top: 12px; }
.site-header {
  position: absolute; z-index: 5; inset: 0 0 auto;
  color: var(--white); border-bottom: 1px solid rgb(255 255 255 / 25%);
  background: rgb(23 27 28 / 40%);
}
.nav {
  width: min(var(--content), calc(100% - 48px)); min-height: 72px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px; color: inherit;
  text-decoration: none; font-size: 15px; font-weight: 800; white-space: nowrap;
}
.brand-mark {
  display: grid; place-items: center; width: 34px; height: 34px;
  border: 1px solid rgb(255 255 255 / 75%); color: var(--white); font-size: 11px;
}
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: rgb(255 255 255 / 88%); font-size: 14px; text-decoration: none; }
.nav-links a:hover { color: var(--white); text-decoration: underline; text-underline-offset: 5px; }
.nav-links .nav-download { color: var(--white); font-weight: 800; }
.hero {
  position: relative; min-height: 560px; height: min(72svh, 760px); overflow: hidden;
  display: flex; align-items: flex-end; color: var(--white); background: var(--deep);
}
.hero-image, .hero-shade { position: absolute; inset: 0; }
.hero-image img { width: 100%; height: 100%; object-fit: cover; object-position: center 44%; }
.hero-shade { background: linear-gradient(90deg, rgb(13 17 18 / 82%), rgb(13 17 18 / 38%) 58%, rgb(13 17 18 / 12%)), linear-gradient(0deg, rgb(13 17 18 / 65%), transparent 65%); }
.hero-inner {
  position: relative; z-index: 1; width: min(var(--content), calc(100% - 48px));
  margin: 0 auto; padding: 128px 0 48px;
}
.eyebrow { margin: 0 0 12px; color: #efc989; font-size: 12px; font-weight: 800; letter-spacing: 1px; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 740px; margin-bottom: 15px; font-size: 58px; line-height: 1.14; }
.hero-copy { max-width: 650px; margin-bottom: 20px; color: rgb(255 255 255 / 88%); font-size: 17px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.button {
  min-height: 48px; padding: 10px 18px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid transparent; color: var(--white); background: var(--red);
  font-size: 14px; font-weight: 800; text-decoration: none; transition: background .18s ease;
}
.button:hover { background: var(--red-dark); }
.button-secondary { border-color: rgb(255 255 255 / 65%); background: transparent; }
.button-secondary:hover { background: rgb(255 255 255 / 14%); }
.hero-note { margin: 14px 0 0; color: rgb(255 255 255 / 75%); font-size: 12px; }
.section { padding: 74px 0; }
.section-inner { width: min(var(--content), calc(100% - 48px)); margin: 0 auto; }
.section-dark { color: var(--white); background: var(--deep); }
.section-green { color: var(--white); background: var(--green); }
.section-heading { max-width: 760px; margin-bottom: 28px; }
.section-heading h2 { margin-bottom: 12px; font-size: 34px; line-height: 1.25; }
.section-heading p { margin-bottom: 0; color: var(--muted); }
.section-dark .section-heading p, .section-green .section-heading p { color: rgb(255 255 255 / 76%); }
.story-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(230px, .6fr); gap: 64px; align-items: start; }
.story-copy { max-width: 700px; font-size: 17px; }
.story-copy p:last-child { margin-bottom: 0; }
.story-points { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgb(255 255 255 / 35%); }
.story-points li { padding: 13px 0; border-bottom: 1px solid rgb(255 255 255 / 35%); font-weight: 700; }
.story-points span { margin-right: 10px; color: #efc989; font-size: 12px; }
.gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px 18px; }
.shot { min-width: 0; margin: 0; }
.shot img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: #303536; }
.shot figcaption { padding-top: 9px; color: var(--muted); font-size: 13px; }
.section-dark .shot figcaption { color: rgb(255 255 255 / 72%); }
.article-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.article-card { min-width: 0; padding: 22px 0 4px; border-top: 3px solid var(--red); }
.article-card .tag { color: var(--green); font-size: 12px; font-weight: 800; }
.article-card h3 { margin: 9px 0; font-size: 20px; line-height: 1.4; }
.article-card p { min-height: 54px; margin-bottom: 13px; color: var(--muted); font-size: 14px; }
.article-card a { color: var(--red-dark); font-size: 14px; font-weight: 800; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.section-green .article-card .tag { color: #efc989; }
.section-green .article-card p { color: rgb(255 255 255 / 82%); }
.section-green .article-card a { color: var(--white); }
.download-layout { display: grid; grid-template-columns: 1fr minmax(220px, .55fr); gap: 56px; align-items: center; }
.download-layout h2 { margin-bottom: 12px; font-size: 34px; }
.download-layout p { max-width: 700px; color: rgb(255 255 255 / 82%); }
.download-facts { padding-left: 20px; border-left: 2px solid #efc989; color: rgb(255 255 255 / 82%); font-size: 14px; }
.download-facts strong { display: block; margin-bottom: 7px; color: var(--white); }
.site-footer { padding: 24px 0; color: rgb(255 255 255 / 78%); background: #101313; font-size: 12px; }
.footer-inner { width: min(var(--content), calc(100% - 48px)); margin: 0 auto; display: flex; justify-content: space-between; gap: 18px; }
.footer-inner p { margin: 0; }
.footer-inner nav { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-inner a { color: inherit; }
.page-heading { padding: 124px 0 42px; color: var(--white); background: var(--deep); border-bottom: 4px solid var(--red); }
.page-heading-inner { width: min(var(--content), calc(100% - 48px)); margin: 0 auto; }
.breadcrumbs { margin-bottom: 18px; color: rgb(255 255 255 / 72%); font-size: 13px; }
.breadcrumbs a { color: inherit; text-underline-offset: 4px; }
.page-heading h1 { max-width: 900px; margin-bottom: 12px; font-size: 42px; }
.page-heading p { max-width: 760px; margin-bottom: 0; color: rgb(255 255 255 / 78%); }
.article-index-intro { max-width: 760px; margin-bottom: 36px; font-size: 17px; }
.article-page { padding: 54px 0 74px; }
.article-layout { width: min(780px, calc(100% - 48px)); margin: 0 auto; }
.article-layout h2 { margin: 36px 0 13px; font-size: 27px; line-height: 1.35; }
.article-layout h3 { margin: 26px 0 8px; font-size: 19px; }
.article-layout p, .article-layout li { font-size: 16px; }
.article-layout ul, .article-layout ol { padding-left: 23px; }
.article-layout li { margin: 7px 0; }
.article-layout figure { margin: 30px 0; }
.article-layout figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.article-layout figcaption { margin-top: 8px; color: var(--muted); font-size: 13px; }
.article-note { margin: 26px 0; padding: 4px 0 4px 18px; border-left: 3px solid var(--green); color: #46514e; }
.article-cta { margin-top: 42px; padding-top: 24px; border-top: 1px solid var(--line); }
.article-cta h2 { margin-top: 0; }
.article-cta p { color: var(--muted); }
.article-cta .button { color: var(--white); }
.list-page { padding: 58px 0 76px; }
.list-page-inner { width: min(var(--content), calc(100% - 48px)); margin: 0 auto; }
.list-page-inner > p { max-width: 760px; }
.source-line { color: var(--muted); font-size: 13px; }
.article-index-source { margin: 34px 0 20px; }
@media (max-width: 900px) {
  .nav-links { gap: 14px; }
  .story-grid { gap: 34px; }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-list { grid-template-columns: 1fr; gap: 22px; }
  .article-card p { min-height: 0; }
}
@media (max-width: 680px) {
  .nav { width: calc(100% - 32px); min-height: 84px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 5px; }
  .nav-links { width: 100%; justify-content: space-between; gap: 7px; }
  .nav-links a { font-size: 12px; }
  .hero { min-height: 580px; height: 68svh; }
  .hero-image img { object-position: 58% center; }
  .hero-shade { background: linear-gradient(0deg, rgb(13 17 18 / 91%), rgb(13 17 18 / 50%) 58%, rgb(13 17 18 / 13%)); }
  .hero-inner, .section-inner, .footer-inner, .page-heading-inner, .list-page-inner { width: calc(100% - 32px); }
  .hero-inner { padding: 138px 0 30px; }
  h1 { max-width: 560px; font-size: 40px; }
  .hero-copy { font-size: 15px; }
  .section { padding: 54px 0; }
  .section-heading h2, .download-layout h2 { font-size: 28px; }
  .story-grid, .download-layout { grid-template-columns: 1fr; gap: 26px; }
  .story-copy { font-size: 16px; }
  .gallery { gap: 18px 12px; }
  .shot figcaption { font-size: 12px; }
  .footer-inner { flex-direction: column; }
  .page-heading { padding-top: 126px; }
  .page-heading h1 { font-size: 34px; }
  .article-layout { width: calc(100% - 36px); }
  .article-layout h2 { font-size: 24px; }
}
@media (max-width: 390px) {
  .brand { font-size: 14px; }
  .brand-mark { width: 30px; height: 30px; }
  .nav-links a { font-size: 11px; }
  h1 { font-size: 35px; }
  .gallery { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}