:root {
  --primary: #c8102e;
  --primary-dark: #9e0c24;
  --primary-light: #e8384f;
  --accent: #ff6b6b;
  --accent-2: #ffa502;
  --bg: #f5f6f8;
  --bg-alt: #ffffff;
  --card: #ffffff;
  --card-glass: rgba(255, 255, 255, 0.72);
  --text: #1a1d24;
  --text-secondary: #4a4f5c;
  --text-muted: #7a8090;
  --border: #e4e7ed;
  --border-glass: rgba(255, 255, 255, 0.4);
  --shadow-sm: 0 2px 8px rgba(26, 29, 36, 0.06);
  --shadow: 0 8px 28px rgba(26, 29, 36, 0.1);
  --shadow-lg: 0 16px 48px rgba(26, 29, 36, 0.14);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --header-h: 64px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --gradient-hero: linear-gradient(135deg, #c8102e 0%, #ff4d6d 45%, #ffa502 100%);
  --gradient-btn: linear-gradient(135deg, #c8102e 0%, #e8384f 100%);
  --gradient-accent: linear-gradient(135deg, #ff4d6d 0%, #ffa502 100%);
  --max-w: 1200px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1015;
    --bg-alt: #151821;
    --card: #1a1e29;
    --card-glass: rgba(26, 30, 41, 0.72);
    --text: #eef0f5;
    --text-secondary: #b6bccb;
    --text-muted: #7f8698;
    --border: #262b38;
    --border-glass: rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
    --gradient-hero: linear-gradient(135deg, #7d0a1d 0%, #b3123a 45%, #c47a00 100%);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--primary-light);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  line-height: 1.35;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
}

h2 {
  font-size: clamp(1.35rem, 3vw, 1.9rem);
}

h3 {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
}

h4 {
  font-size: 1.1rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

strong {
  color: var(--text);
  font-weight: 700;
}

::selection {
  background: var(--primary);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ============ HEADER ============ */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  padding: 0.75rem clamp(1rem, 4vw, 2.5rem);
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  backdrop-filter: blur(18px) saturate(180%);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  flex-shrink: 0;
}

.brand a {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: var(--gradient-btn);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1.2;
}

.brand a:hover {
  filter: brightness(1.1);
}

.brand span {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

header nav {
  flex: 1 1 auto;
  min-width: 0;
}

header nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem;
}

header nav a {
  display: inline-block;
  padding: 0.4rem 0.7rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  white-space: nowrap;
  transition: background var(--transition), color var(--transition),
    transform var(--transition);
}

header nav a:hover,
header nav a:focus-visible {
  background: var(--primary);
  color: #fff;
  transform: translateY(-1px);
}

header form[role="search"] {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
  position: relative;
}

header form[role="search"] label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

header form[role="search"] input {
  width: clamp(140px, 18vw, 220px);
  padding: 0.5rem 0.9rem;
  font-size: 0.85rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: border-color var(--transition), box-shadow var(--transition),
    width var(--transition);
  font-family: inherit;
}

header form[role="search"] input::placeholder {
  color: var(--text-muted);
}

header form[role="search"] input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.15);
}

header form[role="search"] button {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  background: var(--gradient-btn);
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-family: inherit;
  transition: transform var(--transition), box-shadow var(--transition),
    filter var(--transition);
}

header form[role="search"] button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(200, 16, 46, 0.35);
  filter: brightness(1.05);
}

header form[role="search"] button:active {
  transform: translateY(0);
}

/* ============ MAIN LAYOUT ============ */
main {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(1rem, 3vw, 2rem) clamp(1rem, 4vw, 2rem) 2rem;
}

section {
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

section > h2 {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 1.25rem;
}

section > h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15em;
  bottom: 0.15em;
  width: 5px;
  border-radius: var(--radius-pill);
  background: var(--gradient-btn);
}

section > h3 {
  margin: 1.5rem 0 0.6rem;
  color: var(--text);
}

section > h4 {
  margin: 1.1rem 0 0.4rem;
  color: var(--primary);
}

/* ============ HERO ============ */
#hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 6vw, 4rem) clamp(1.25rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  background: var(--gradient-hero);
  color: #fff;
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

#hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
      circle at 15% 20%,
      rgba(255, 255, 255, 0.25),
      transparent 45%
    ),
    radial-gradient(circle at 85% 80%, rgba(255, 165, 2, 0.35), transparent 50%);
  z-index: -1;
  animation: heroGlow 12s ease-in-out infinite alternate;
}

#hero::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: linear-gradient(
    120deg,
    transparent 30%,
    rgba(255, 255, 255, 0.12) 50%,
    transparent 70%
  );
  transform: rotate(15deg);
  z-index: -1;
  animation: heroShine 8s ease-in-out infinite;
}

@keyframes heroGlow {
  0% {
    opacity: 0.8;
    transform: scale(1);
  }
  100% {
    opacity: 1;
    transform: scale(1.08);
  }
}

@keyframes heroShine {
  0%,
  100% {
    transform: translateX(-30%) rotate(15deg);
    opacity: 0.5;
  }
  50% {
    transform: translateX(30%) rotate(15deg);
    opacity: 1;
  }
}

#hero h1 {
  color: #fff;
  margin-bottom: 1rem;
  max-width: 900px;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
}

#hero > p {
  color: rgba(255, 255, 255, 0.92);
  max-width: 820px;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  margin-bottom: 1.5rem;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.15);
}

#hero nav[aria-label="面包屑"] ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
}

#hero nav[aria-label="面包屑"] li {
  color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

#hero nav[aria-label="面包屑"] li + li::before {
  content: "›";
  color: rgba(255, 255, 255, 0.6);
}

#hero nav[aria-label="面包屑"] a {
  color: #fff;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.15);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: background var(--transition);
}

#hero nav[aria-label="面包屑"] a:hover {
  background: rgba(255, 255, 255, 0.3);
  color: #fff;
}

/* ============ CARDS (generic sections) ============ */
#about,
#products,
#solutions,
#cases,
#news,
#articles,
#faq,
#howto,
#knowledge,
#contact,
#sitemap,
#links {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3.5vw, 2.25rem);
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition),
    border-color var(--transition);
}

#about:hover,
#products:hover,
#solutions:hover,
#cases:hover,
#news:hover,
#articles:hover,
#faq:hover,
#howto:hover,
#knowledge:hover,
#contact:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(200, 16, 46, 0.25);
}

#about h3,
#products h3,
#solutions h3,
#cases h3,
#howto h3,
#knowledge h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--border);
}

#about h3::before,
#products h3::before,
#solutions h3::before,
#cases h3::before,
#howto h3::before,
#knowledge h3::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient-accent);
  flex-shrink: 0;
}

/* ============ NEWS LIST ============ */
#news ul {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

#news li {
  position: relative;
  padding: 1rem 1.25rem 1rem 2.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition), background var(--transition);
}

#news li::before {
  content: "📌";
  position: absolute;
  left: 1rem;
  top: 1rem;
  font-size: 0.95rem;
  line-height: 1.75;
}

#news li:hover {
  transform: translateX(6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  background: var(--card);
}

#news li strong {
  color: var(--primary);
}

/* ============ ARTICLES ============ */
#articles {
  display: grid;
  gap: 1rem;
}

#articles > h2,
#articles > p {
  grid-column: 1 / -1;
}

#articles article {
  position: relative;
  padding: 1.35rem 1.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

#articles article::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-btn);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition);
}

#articles article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(200, 16, 46, 0.3);
}

#articles article:hover::before {
  transform: scaleY(1);
}

#articles article h3 {
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
  color: var(--text);
  transition: color var(--transition);
}

#articles article:hover h3 {
  color: var(--primary);
}

#articles article p {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

#articles article p:first-of-type {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: inline-block;
  padding: 0.15rem 0.6rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  margin-bottom: 0.75rem;
}

#articles article a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  background: rgba(200, 16, 46, 0.08);
  transition: background var(--transition), color var(--transition),
    transform var(--transition);
}

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

#articles article a:hover {
  background: var(--gradient-btn);
  color: #fff;
  transform: translateX(2px);
}

#articles article a:hover::after {
  transform: translateX(3px);
}

/* ============ FAQ ============ */
#faq > p {
  margin-bottom: 1.5rem;
  padding: 0.85rem 1.1rem;
  background: rgba(200, 16, 46, 0.06);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
}

#faq h3 {
  position: relative;
  margin: 1.25rem 0 0.5rem;
  padding: 0.9rem 1rem 0.9rem 2.6rem;
  font-size: 1.02rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: default;
  transition: background var(--transition), border-color var(--transition),
    transform var(--transition);
}

#faq h3::before {
  content: "Q";
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  color: #fff;
  background: var(--gradient-btn);
  border-radius: 50%;
  line-height: 1;
}

#faq h3:hover {
  background: var(--card);
  border-color: var(--primary);
  transform: translateX(4px);
}

#faq h3 + p {
  position: relative;
  padding: 0 1rem 0.75rem 2.6rem;
  font-size: 0.93rem;
  color: var(--text-secondary);
}

#faq h3 + p::before {
  content: "A";
  position: absolute;
  left: 0.9rem;
  top: 0.15rem;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--primary);
  background: rgba(200, 16, 46, 0.12);
  border-radius: 50%;
  line-height: 1;
}

/* ============ HOWTO ============ */
#howto {
  background: linear-gradient(
    160deg,
    var(--card) 0%,
    var(--bg) 100%
  );
}

#howto h3 {
  border-bottom-color: var(--border);
}

#howto p {
  font-size: 0.95rem;
}

/* ============ CONTACT ============ */
#contact ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0 1.5rem;
}

#contact li {
  padding: 0.85rem 1.1rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  color: var(--text-secondary);
  transition: transform var(--transition), border-color var(--transition),
    box-shadow var(--transition);
}

#contact li:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

#contact li a {
  font-weight: 600;
}

/* ============ SITEMAP & LINKS ============ */
#sitemap ul,
#links ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

#sitemap li,
#links li {
  flex: 0 0 auto;
}

#sitemap a,
#links a {
  display: inline-block;
  padding: 0.45rem 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  transition: background var(--transition), color var(--transition),
    border-color var(--transition), transform var(--transition),
    box-shadow var(--transition);
}

#sitemap a:hover,
#links a:hover {
  background: var(--gradient-btn);
  color: #fff;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(200, 16, 46, 0.3);
}

/* ============ FOOTER ============ */
footer {
  margin-top: 2rem;
  padding: clamp(1.5rem, 4vw, 2.5rem) clamp(1rem, 4vw, 2.5rem) 1.5rem;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.88rem;
}

footer section {
  max-width: var(--max-w);
  margin: 0 auto 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

footer section:last-of-type {
  border-bottom: none;
}

footer h2 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text);
}

footer p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

footer > p {
  max-width: var(--max-w);
  margin: 0 auto;
  padding-top: 1rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

/* ============ SCROLL ANIMATION ============ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

main > section {
  animation: fadeUp 0.7s ease both;
}

#hero {
  animation: fadeIn 0.9s ease both;
}

#about {
  animation-delay: 0.05s;
}
#products {
  animation-delay: 0.1s;
}
#solutions {
  animation-delay: 0.15s;
}
#cases {
  animation-delay: 0.2s;
}
#news {
  animation-delay: 0.25s;
}
#articles {
  animation-delay: 0.3s;
}
#faq {
  animation-delay: 0.35s;
}
#howto {
  animation-delay: 0.4s;
}

@supports (animation-timeline: view()) {
  main > section {
    animation: fadeUp linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 60%;
  }

  #articles article {
    animation: fadeUp linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 50%;
  }

  #news li {
    animation: fadeIn linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 40%;
  }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  header {
    gap: 0.75rem;
  }

  header nav ul {
    gap: 0.1rem;
  }

  header nav a {
    padding: 0.35rem 0.55rem;
    font-size: 0.82rem;
  }
}

@media (max-width: 860px) {
  header {
    padding: 0.6rem 1rem;
  }

  .brand a {
    font-size: 1.3rem;
  }

  .brand span {
    display: none;
  }

  header nav {
    order: 3;
    flex-basis: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 0.15rem;
  }

  header nav::-webkit-scrollbar {
    display: none;
  }

  header nav ul {
    flex-wrap: nowrap;
  }

  header form[role="search"] {
    order: 2;
    margin-left: auto;
  }

  header form[role="search"] input {
    width: 130px;
  }

  header form[role="search"] input:focus {
    width: 160px;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
  }

  main {
    padding: 0.75rem 0.75rem 1.5rem;
  }

  section {
    margin-bottom: 1.75rem;
  }

  #hero {
    padding: 1.75rem 1.15rem;
    border-radius: var(--radius);
  }

  #hero h1 {
    font-size: 1.45rem;
  }

  #hero > p {
    font-size: 0.9rem;
  }

  #about,
  #products,
  #solutions,
  #cases,
  #news,
  #articles,
  #faq,
  #howto,
  #knowledge,
  #contact,
  #sitemap,
  #links {
    padding: 1.15rem;
    border-radius: var(--radius);
  }

  section > h2 {
    font-size: 1.2rem;
    padding-left: 0.85rem;
  }

  section > h2::before {
    width: 4px;
  }

  header form[role="search"] input {
    width: 110px;
    padding: 0.45rem 0.75rem;
  }

  header form[role="search"] input:focus {
    width: 140px;
  }

  header form[role="search"] button {
    padding: 0.45rem 0.8rem;
    font-size: 0.8rem;
  }

  #news li {
    padding: 0.85rem 1rem 0.85rem 2.4rem;
  }

  #news li::before {
    left: 0.85rem;
    top: 0.85rem;
  }

  #articles article {
    padding: 1.1rem 1.15rem;
  }

  #faq h3 {
    padding: 0.8rem 0.85rem 0.8rem 2.4rem;
    font-size: 0.95rem;
  }

  #faq h3::before {
    left: 0.75rem;
    width: 22px;
    height: 22px;
    font-size: 0.72rem;
  }

  #faq h3 + p {
    padding: 0 0.85rem 0.65rem 2.4rem;
    font-size: 0.88rem;
  }

  #faq h3 + p::before {
    left: 0.75rem;
    width: 22px;
    height: 22px;
    font-size: 0.72rem;
  }

  #contact ul {
    grid-template-columns: 1fr;
  }

  footer {
    padding: 1.25rem 0.9rem 1rem;
  }
}

@media (max-width: 380px) {
  .brand a {
    font-size: 1.15rem;
  }

  header form[role="search"] input {
    width: 90px;
  }

  header form[role="search"] input:focus {
    width: 110px;
  }
}

/* ============ ACCESSIBILITY ============ */
@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 {
  header,
  footer,
  #hero::before,
  #hero::after {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
  }

  main > section {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
}