:root {
  --brand: #1f6f4a;
  --brand-dark: #145034;
  --brand-light: #2f9a6a;
  --accent: #c47a1f;
  --accent-soft: #fdf3e3;
  --bg: #f6faf7;
  --bg-alt: #ffffff;
  --text: #1c2b24;
  --text-soft: #4a5d53;
  --text-mute: #7a8b82;
  --border: #dce8e1;
  --card: rgba(255, 255, 255, 0.72);
  --card-solid: #ffffff;
  --glass: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(255, 255, 255, 0.65);
  --shadow-sm: 0 2px 8px rgba(20, 80, 52, 0.06);
  --shadow-md: 0 8px 28px rgba(20, 80, 52, 0.10);
  --shadow-lg: 0 18px 48px rgba(20, 80, 52, 0.16);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --transition: 0.28s cubic-bezier(0.22, 0.61, 0.36, 1);
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --maxw: 1180px;
  --header-h: 68px;
}

html[data-theme="dark"] {
  --brand: #3fbf85;
  --brand-dark: #2a9a68;
  --brand-light: #6fe0ab;
  --accent: #e8a94c;
  --accent-soft: #2a2317;
  --bg: #0e1512;
  --bg-alt: #131c18;
  --text: #e7f2ec;
  --text-soft: #b6c8bf;
  --text-mute: #84988d;
  --border: #26362e;
  --card: rgba(23, 34, 29, 0.72);
  --card-solid: #17221d;
  --glass: rgba(23, 34, 29, 0.55);
  --glass-border: rgba(80, 120, 100, 0.28);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.55);
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) {
    --brand: #3fbf85;
    --brand-dark: #2a9a68;
    --brand-light: #6fe0ab;
    --accent: #e8a94c;
    --accent-soft: #2a2317;
    --bg: #0e1512;
    --bg-alt: #131c18;
    --text: #e7f2ec;
    --text-soft: #b6c8bf;
    --text-mute: #84988d;
    --border: #26362e;
    --card: rgba(23, 34, 29, 0.72);
    --card-solid: #17221d;
    --glass: rgba(23, 34, 29, 0.55);
    --glass-border: rgba(80, 120, 100, 0.28);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.55);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(1200px 600px at 10% -10%, rgba(31, 111, 74, 0.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(196, 122, 31, 0.08), transparent 55%);
  background-attachment: fixed;
  transition: background-color var(--transition), color var(--transition);
  overflow-x: hidden;
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--brand);
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}

a:hover {
  color: var(--brand-dark);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--brand-light);
  outline-offset: 2px;
  border-radius: 6px;
}

h1, h2, h3, h4 {
  line-height: 1.35;
  color: var(--text);
  margin: 0 0 0.6em;
  letter-spacing: 0.01em;
}

h1 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); font-weight: 800; }
h2 { font-size: clamp(1.35rem, 2.4vw, 1.9rem); font-weight: 750; }
h3 { font-size: clamp(1.1rem, 1.8vw, 1.35rem); font-weight: 700; }
h4 { font-size: 1.05rem; font-weight: 700; color: var(--brand-dark); }

p { margin: 0 0 1em; color: var(--text-soft); }

ul, ol { margin: 0 0 1em; padding-left: 1.4em; color: var(--text-soft); }
li { margin-bottom: 0.45em; }

blockquote {
  margin: 1.2em 0;
  padding: 1em 1.2em;
  border-left: 4px solid var(--brand);
  background: var(--card);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
blockquote p { margin: 0.3em 0; color: var(--text); font-style: italic; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ============ Header ============ */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass);
  backdrop-filter: blur(18px) saturate(1.6);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition), box-shadow var(--transition);
}

.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand svg {
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}

.brand:hover svg {
  transform: rotate(-6deg) scale(1.05);
}

.brand-name {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--text);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

#main-nav {
  flex: 1 1 auto;
}

#main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

#main-nav a {
  display: inline-block;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-soft);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

#main-nav a:hover,
#main-nav a:focus-visible {
  background: rgba(31, 111, 74, 0.12);
  color: var(--brand);
  transform: translateY(-1px);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

#site-search {
  display: flex;
  align-items: center;
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

#site-search:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(31, 111, 74, 0.14);
}

#search-input {
  border: 0;
  background: transparent;
  padding: 8px 14px;
  font-size: 0.88rem;
  font-family: inherit;
  color: var(--text);
  min-width: 150px;
  outline: none;
}

#search-input::placeholder { color: var(--text-mute); }

#site-search button {
  border: 0;
  background: var(--brand);
  color: #fff;
  padding: 8px 16px;
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

#site-search button:hover { background: var(--brand-dark); }

#theme-toggle,
#menu-toggle {
  border: 1px solid var(--border);
  background: var(--card-solid);
  color: var(--text);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition), border-color var(--transition);
}

#theme-toggle:hover,
#menu-toggle:hover {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
  transform: translateY(-1px);
}

#menu-toggle { display: none; }

/* ============ Main / Sections ============ */
main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 24px 20px 60px;
  display: block;
}

main > section {
  background: var(--card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3.2vw, 40px);
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition), background var(--transition);
  animation: fadeUp 0.7s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

main > section:hover {
  box-shadow: var(--shadow-md);
}

main > section:nth-child(1) { animation-delay: 0.02s; }
main > section:nth-child(2) { animation-delay: 0.06s; }
main > section:nth-child(3) { animation-delay: 0.1s; }
main > section:nth-child(4) { animation-delay: 0.14s; }
main > section:nth-child(5) { animation-delay: 0.18s; }
main > section:nth-child(6) { animation-delay: 0.22s; }
main > section:nth-child(7) { animation-delay: 0.26s; }
main > section:nth-child(8) { animation-delay: 0.3s; }
main > section:nth-child(9) { animation-delay: 0.34s; }
main > section:nth-child(10) { animation-delay: 0.38s; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ Breadcrumb ============ */
.breadcrumb {
  margin-bottom: 18px;
  font-size: 0.86rem;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.breadcrumb li {
  margin: 0;
  color: var(--text-mute);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--text-mute);
}

.breadcrumb a {
  color: var(--brand);
  font-weight: 600;
}

.breadcrumb a:hover { text-decoration: underline; }

/* ============ Hero ============ */
#hero {
  padding: 0;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(31, 111, 74, 0.95) 0%, rgba(47, 154, 106, 0.85) 45%, rgba(196, 122, 31, 0.8) 100%);
  border: 1px solid var(--glass-border);
  color: #fff;
  position: relative;
}

#hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(255,255,255,0.18), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(255,255,255,0.12), transparent 45%);
  pointer-events: none;
}

.hero-slider {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}

.slide {
  padding: clamp(24px, 4vw, 56px);
  position: relative;
  z-index: 1;
  animation: fadeUp 0.8s ease both;
}

.slide + .slide {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.slide svg {
  border-radius: var(--radius);
  margin-bottom: 22px;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition);
}

.slide:hover svg {
  transform: scale(1.01);
}

.slide h1,
.slide h2 {
  color: #fff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.18);
}

.slide p {
  color: rgba(255, 255, 255, 0.92);
  max-width: 68ch;
}

.cta,
.cta-secondary {
  display: inline-block;
  padding: 12px 26px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  margin: 6px 10px 6px 0;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}

.cta {
  background: #fff;
  color: var(--brand-dark);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.26);
  color: var(--brand-dark);
}

.cta-secondary {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.cta-secondary:hover {
  background: rgba(255, 255, 255, 0.28);
  color: #fff;
  transform: translateY(-3px);
}

/* ============ Content cards ============ */
#products ul,
#solutions ul,
#knowledge ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 16px;
}

#products ul li,
#solutions ul li,
#knowledge ul li {
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-soft);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

#products ul li::before,
#solutions ul li::before,
#knowledge ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--brand), var(--accent));
  opacity: 0.7;
}

#products ul li:hover,
#solutions ul li:hover,
#knowledge ul li:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-light);
}

/* ============ Articles ============ */
#articles article {
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
}

#articles article::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  pointer-events: none;
  background: linear-gradient(135deg, rgba(31, 111, 74, 0.06), transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
}

#articles article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-light);
}

#articles article:hover::after { opacity: 1; }

#articles article h3 {
  margin-bottom: 0.4em;
  color: var(--brand-dark);
}

#articles article p:first-of-type {
  font-size: 0.84rem;
  color: var(--text-mute);
  margin-bottom: 0.6em;
}

#articles article a {
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

#articles article a::after {
  content: "→";
  transition: transform var(--transition);
  display: inline-block;
}

#articles article a:hover::after {
  transform: translateX(4px);
}

/* ============ News ============ */
.news-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.news-list li {
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: 0;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.news-list li:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.news-list h3 {
  font-size: 1.05rem;
  margin-bottom: 0.3em;
}

.news-list p:first-of-type {
  font-size: 0.82rem;
  color: var(--text-mute);
  margin-bottom: 0.5em;
}

/* ============ FAQ ============ */
#faq details {
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

#faq details:hover {
  border-color: var(--brand-light);
  box-shadow: var(--shadow-sm);
}

#faq details[open] {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
}

#faq summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 700;
  color: var(--text);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: background var(--transition), color var(--transition);
}

#faq summary::-webkit-details-marker { display: none; }

#faq summary::after {
  content: "+";
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--brand);
  transition: transform var(--transition);
  flex-shrink: 0;
}

#faq details[open] summary::after {
  transform: rotate(45deg);
}

#faq summary:hover {
  background: rgba(31, 111, 74, 0.06);
}

#faq details p {
  padding: 0 20px 16px;
  margin: 0;
  color: var(--text-soft);
  animation: fadeUp 0.4s ease both;
}

/* ============ HowTo ============ */
#howto ol {
  counter-reset: howto;
  list-style: none;
  padding: 0;
}

#howto ol li {
  counter-increment: howto;
  position: relative;
  padding: 12px 16px 12px 56px;
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  color: var(--text-soft);
  transition: transform var(--transition), box-shadow var(--transition);
}

#howto ol li::before {
  content: counter(howto);
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px rgba(31, 111, 74, 0.35);
}

#howto ol li:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

#howto ul li {
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  margin-bottom: 8px;
  list-style: none;
  position: relative;
  padding-left: 34px;
}

#howto ul li::before {
  content: "✓";
  position: absolute;
  left: 12px;
  color: var(--brand);
  font-weight: 700;
}

#howto ul { padding-left: 0; }

/* ============ Contact ============ */
#contact address {
  font-style: normal;
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
}

#contact address p {
  margin: 0.4em 0;
  color: var(--text-soft);
}

/* ============ Sitemap / Links ============ */
#sitemap ul,
#links ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

#sitemap li,
#links li {
  margin: 0;
}

#sitemap a,
#links a {
  display: block;
  padding: 10px 16px;
  background: var(--card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}

#sitemap a:hover,
#links a:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}

/* ============ Footer ============ */
#site-footer {
  background: linear-gradient(180deg, var(--bg-alt), var(--bg));
  border-top: 1px solid var(--border);
  margin-top: 20px;
  padding: 40px 20px;
  transition: background var(--transition);
}

.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  text-align: center;
}

#site-footer p {
  margin: 0.4em 0;
  font-size: 0.88rem;
  color: var(--text-mute);
}

#site-footer a {
  color: var(--brand);
  font-weight: 600;
}

#site-footer a:hover {
  text-decoration: underline;
}

/* ============ Back to top ============ */
#back-to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  border: 0;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  color: #fff;
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  opacity: 0.92;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

#back-to-top:hover {
  transform: translateY(-4px) scale(1.04);
  opacity: 1;
  box-shadow: 0 22px 50px rgba(20, 80, 52, 0.35);
}

/* ============ Scroll reveal utility ============ */
@supports (animation-timeline: view()) {
  main > section {
    animation-timeline: view();
    animation-range: entry 0% entry 30%;
  }
}

/* ============ Responsive ============ */
@media (max-width: 1080px) {
  .header-inner { gap: 12px; }
  #main-nav a { padding: 7px 9px; font-size: 0.86rem; }
  #search-input { min-width: 120px; }
}

@media (max-width: 900px) {
  :root { --header-h: 60px; }

  .header-inner {
    padding: 10px 16px;
    align-items: flex-start;
  }

  .brand { order: 1; }
  .header-tools { order: 2; margin-left: auto; }

  #menu-toggle { display: inline-block; }

  #main-nav {
    order: 3;
    flex-basis: 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition), opacity var(--transition);
    opacity: 0;
  }

  #main-nav.is-open {
    max-height: 520px;
    opacity: 1;
  }

  #main-nav ul {
    flex-direction: column;
    gap: 2px;
    padding: 8px 0 4px;
  }

  #main-nav a {
    display: block;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
  }

  #site-search { display: none; }

  main { padding: 18px 14px 48px; }
  main > section { border-radius: var(--radius); }

  .slide { padding: 22px 18px; }
  .slide svg { height: auto; }

  #products ul,
  #solutions ul,
  #knowledge ul,
  .news-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  body { font-size: 15px; line-height: 1.75; }

  .brand-name { font-size: 1rem; }
  .brand svg { width: 34px; height: 34px; }

  #theme-toggle { padding: 7px 11px; font-size: 0.8rem; }
  #menu-toggle { padding: 7px 11px; font-size: 0.8rem; }

  main > section { padding: 18px 16px; margin-bottom: 20px; }

  .cta,
  .cta-secondary {
    display: block;
    text-align: center;
    margin-right: 0;
  }

  #howto ol li { padding-left: 50px; }

  #back-to-top {
    right: 14px;
    bottom: 14px;
    padding: 10px 14px;
    font-size: 0.8rem;
  }

  #contact address { padding: 16px; }
}

/* ============ Reduced motion ============ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============ Print ============ */
@media print {
  #site-header,
  #back-to-top,
  .header-tools,
  #hero::before {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
  main > section {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
  a { color: #000; text-decoration: underline; }
}