:root {
  --ink: #252526;
  --muted: rgba(37, 37, 38, .68);
  --brand: #921241;
  --line: rgba(37, 37, 38, .16);
  --max: 1180px;
  --shadow: 0 24px 80px rgba(31, 55, 91, .14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: #f7f9fc;
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 251, 255, .78);
  border-bottom: 1px solid rgba(255, 255, 255, .72);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
}
.nav-inner {
  width: min(var(--max), calc(100% - 40px));
  height: 64px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; height: 38px; }
.brand img { width: 182px; height: auto; display: block; }
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(146, 18, 65, .22);
  border-radius: 14px;
  background: rgba(255, 255, 255, .66);
  box-shadow: 0 10px 28px rgba(31, 55, 91, .08);
  color: var(--ink);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.menu-toggle svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #1b2940;
  font-size: 14px;
  font-weight: 500;
}
.nav-links a { opacity: .76; transition: opacity .2s ease, color .2s ease; }
.nav-links a:hover, .nav-links .active { opacity: 1; color: var(--brand); }
.nav-item { position: relative; height: 64px; display: inline-flex; align-items: center; }
.nav-trigger { display: inline-flex; align-items: center; gap: 6px; }
.nav-trigger::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: .55;
}
.dropdown {
  position: absolute;
  top: 58px;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 520px;
  padding: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, .78);
  border-radius: 24px;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 26px 70px rgba(31, 55, 91, .16);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}
.nav-item:hover .dropdown, .nav-item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.dropdown.solutions-menu { min-width: 360px; grid-template-columns: 1fr; }
.dropdown-group {
  padding: 12px;
  border-radius: 18px;
  background: rgba(246, 249, 253, .62);
  border: 1px solid rgba(37, 37, 38, .1);
}
.dropdown-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  color: #101b31;
  font-size: 14px;
  font-weight: 800;
  opacity: 1 !important;
}
.dropdown-title span {
  color: var(--brand);
  font-size: 12px;
  font-weight: 700;
}
.dropdown-link {
  display: block;
  padding: 8px 10px;
  border-radius: 12px;
  color: #304057;
  font-size: 13px;
  line-height: 1.35;
  opacity: .82 !important;
}
.dropdown-link:hover, .dropdown-title:hover {
  background: rgba(146, 18, 65, .08);
  color: var(--brand);
  opacity: 1 !important;
}
.nav-cta {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  border-radius: 12px;
  border: 1px solid rgba(146, 18, 65, .22);
  background: rgba(255, 255, 255, .62);
  box-shadow: 0 10px 28px rgba(31, 55, 91, .08);
  font-weight: 700;
  opacity: 1 !important;
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(118deg, rgba(255, 255, 255, .98), rgba(247, 243, 245, .95) 54%, rgba(238, 221, 228, .64)),
    radial-gradient(circle at 84% 32%, rgba(146, 18, 65, .14), transparent 36%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: -120px -80px -80px;
  background:
    linear-gradient(126deg, transparent 0 13%, rgba(255, 255, 255, .9) 24%, transparent 40%),
    radial-gradient(ellipse at 12% 90%, rgba(146, 18, 65, .08), transparent 42%);
}
.hero-inner {
  position: relative;
  width: min(var(--max), calc(100% - 40px));
  min-height: 590px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: 50px;
  align-items: center;
  padding: 72px 0;
}
.breadcrumb { margin: 0 0 22px; color: rgba(37, 37, 38, .58); font-size: 14px; }
.breadcrumb a { color: var(--brand); font-weight: 700; }
.hero h1 {
  margin: 0;
  max-width: 700px;
  color: #090f20;
  font-size: clamp(44px, 6vw, 78px);
  line-height: 1.08;
  font-weight: 900;
}
.hero-copy > p:last-of-type {
  margin: 26px 0 0;
  max-width: 590px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}
.hero-actions { margin-top: 34px; display: flex; gap: 16px; flex-wrap: wrap; }
.btn, .ghost-btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease;
}
.btn {
  color: #fff;
  background: linear-gradient(135deg, #252526, #921241 64%, #b71c52);
  box-shadow: 0 18px 36px rgba(146, 18, 65, .28);
}
.ghost-btn {
  border: 1px solid rgba(146, 18, 65, .18);
  background: rgba(255, 255, 255, .62);
}
.btn:hover, .ghost-btn:hover { transform: translateY(-2px); }
.hero-collage {
  position: relative;
  min-height: 440px;
}
.hero-collage img {
  position: absolute;
  width: 64%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 26px;
  border: 1px solid rgba(255, 255, 255, .8);
  box-shadow: 0 24px 60px rgba(37, 37, 38, .13);
  transition: transform .45s ease, z-index .1s ease;
}
.hero-collage img:nth-child(1) { left: 0; top: 4px; z-index: 3; }
.hero-collage img:nth-child(2) { right: 0; top: 80px; z-index: 2; }
.hero-collage img:nth-child(3) { left: 18%; bottom: 0; z-index: 1; }
.hero-collage img:hover { transform: translateY(-8px) scale(1.025); z-index: 5; }

.section {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 86px 0;
}
.section.alt {
  width: 100%;
  max-width: none;
  background: linear-gradient(180deg, transparent, rgba(238, 221, 228, .36), transparent);
}
.section.alt > .inner { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 32px;
  margin-bottom: 40px;
}
.section-head h2 {
  margin: 0;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.12;
}
.section-head p {
  max-width: 470px;
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.solution-card {
  overflow: hidden;
  border-radius: 26px;
  border: 1px solid rgba(255, 255, 255, .76);
  background: rgba(255, 255, 255, .58);
  box-shadow: 0 18px 46px rgba(31, 55, 91, .08);
  transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.solution-card:hover {
  transform: translateY(-7px);
  border-color: rgba(146, 18, 65, .24);
  box-shadow: 0 28px 66px rgba(146, 18, 65, .13);
}
.solution-card img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform .55s ease;
}
.solution-card:hover img { transform: scale(1.05); }
.solution-copy { position: relative; padding: 26px; }
.solution-copy::after {
  content: "→";
  position: absolute;
  right: 26px;
  top: 25px;
  color: var(--brand);
  font-size: 22px;
  transition: transform .2s ease;
}
.solution-card:hover .solution-copy::after { transform: translateX(5px); }
.solution-copy h3 { margin: 0; font-size: 21px; }
.solution-copy p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }

.pain-grid, .method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.panel {
  padding: 28px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, .74);
  background: rgba(255, 255, 255, .56);
  box-shadow: 0 18px 46px rgba(31, 55, 91, .08);
  transition: transform .25s ease, border-color .25s ease;
}
.panel:hover { transform: translateY(-6px); border-color: rgba(146, 18, 65, .22); }
.panel span { display: inline-flex; margin-bottom: 16px; color: var(--brand); font-size: 13px; font-weight: 800; }
.panel h3 { margin: 0; font-size: 20px; }
.panel p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.72; }

.article-list { display: grid; gap: 14px; }
.article-item {
  display: grid;
  grid-template-columns: 150px 108px 1fr auto;
  gap: 22px;
  align-items: center;
  padding: 22px 24px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, .74);
  background: rgba(255, 255, 255, .58);
  box-shadow: 0 16px 38px rgba(31, 55, 91, .07);
  transition: transform .24s ease, border-color .24s ease;
}
.article-item:hover { transform: translateY(-4px); border-color: rgba(146, 18, 65, .24); }
.article-thumb {
  display: block;
  width: 150px;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 16px;
  background: rgba(255, 255, 255, .7);
}
.article-thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform .42s ease;
}
.article-item:hover .article-thumb img { transform: scale(1.06); }
.article-item time { color: rgba(37, 37, 38, .54); font-size: 14px; font-weight: 700; }
.article-main span { display: inline-flex; margin-bottom: 8px; color: var(--brand); font-size: 13px; font-weight: 800; }
.article-main h3 { margin: 0; font-size: 20px; line-height: 1.42; }
.article-main p { margin: 9px 0 0; color: var(--muted); font-size: 14px; line-height: 1.68; }
.article-more {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid rgba(146, 18, 65, .18);
  color: var(--brand);
  font-size: 13px;
  font-weight: 800;
}
.pager { margin-top: 24px; display: flex; justify-content: center; gap: 10px; }
.pager a {
  min-width: 38px;
  height: 38px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid rgba(146, 18, 65, .16);
  background: rgba(255, 255, 255, .62);
  font-size: 14px;
  font-weight: 800;
}
.pager .current, .pager a:hover { background: linear-gradient(135deg, #252526, #921241); color: #fff; }

.industry-hero .hero-inner { min-height: 540px; }
.industry-hero .hero-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .78);
  border-radius: 34px;
  background: rgba(255, 255, 255, .54);
  box-shadow: var(--shadow);
}
.industry-hero .hero-media img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform .55s ease;
}
.industry-hero .hero-media:hover img { transform: scale(1.04); }
.industry-hero.layout-flip .hero-copy { order: 2; }
.industry-hero.layout-flip .hero-media { order: 1; }
.industry-hero.layout-center .hero-inner {
  grid-template-columns: 1fr;
  text-align: center;
  max-width: 980px;
}
.industry-hero.layout-center .hero-copy,
.industry-hero.layout-center h1,
.industry-hero.layout-center .hero-copy > p:last-of-type { margin-left: auto; margin-right: auto; }
.industry-hero.layout-center .hero-media { max-width: 760px; width: 100%; margin: 0 auto; }

.metric-strip {
  width: min(var(--max), calc(100% - 40px));
  margin: -42px auto 0;
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(255, 255, 255, .76);
  border-radius: 28px;
  background: rgba(255, 255, 255, .72);
  box-shadow: var(--shadow);
}
.metric { padding: 24px 28px; border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; font-size: 28px; }
.metric span { display: block; margin-top: 8px; color: var(--muted); font-size: 14px; line-height: 1.5; }

.route {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.route-step {
  padding: 24px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, .74);
  background: rgba(255, 255, 255, .58);
  box-shadow: 0 16px 38px rgba(31, 55, 91, .07);
  transition: transform .24s ease, border-color .24s ease;
}
.route-step:hover { transform: translateY(-5px); border-color: rgba(146, 18, 65, .22); }
.route-step b { color: rgba(146, 18, 65, .48); font-size: 28px; font-style: italic; font-weight: 300; }
.route-step h3 { margin: 18px 0 0; font-size: 19px; }
.route-step p { margin: 10px 0 0; color: var(--muted); font-size: 14px; line-height: 1.68; }

.contact {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto 44px;
  padding: 68px;
  display: grid;
  grid-template-columns: .82fr 1fr;
  gap: 58px;
  align-items: center;
  border-radius: 34px;
  border: 1px solid rgba(255, 255, 255, .76);
  background: rgba(255, 255, 255, .62);
  box-shadow: var(--shadow);
}
.contact h2 { margin: 0; font-size: clamp(34px, 4vw, 52px); }
.contact p { margin: 22px 0 0; color: var(--muted); font-size: 16px; line-height: 1.85; }
.form { display: grid; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field {
  width: 100%;
  min-height: 52px;
  padding: 0 18px;
  border: 1px solid rgba(37, 37, 38, .16);
  border-radius: 16px;
  outline: 0;
  background: rgba(255, 255, 255, .7);
}
textarea.field { min-height: 120px; padding-top: 16px; resize: vertical; }
.footer {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 26px 0 42px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 980px) {
  .hero-inner, .contact { grid-template-columns: 1fr; }
  .hero-inner { min-height: auto; }
  .hero-collage { max-width: 700px; width: 100%; margin: 0 auto; }
  .solution-grid, .pain-grid, .method-grid { grid-template-columns: repeat(2, 1fr); }
  .metric-strip, .route { grid-template-columns: repeat(2, 1fr); }
  .industry-hero.layout-flip .hero-copy, .industry-hero.layout-flip .hero-media { order: initial; }
  .article-item { grid-template-columns: 150px 1fr; }
  .article-item time, .article-main, .article-more { grid-column: 2; }
  .article-more { justify-self: start; }
}

@media (max-width: 640px) {
  .nav-inner, .hero-inner, .section, .section.alt > .inner, .contact, .footer {
    width: min(100% - 28px, var(--max));
  }
  .nav-links {
    position: absolute;
    left: 14px;
    right: 14px;
    top: 72px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 16px;
    border-radius: 22px;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 26px 70px rgba(31, 55, 91, .16);
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: inline-flex; }
  .brand img { width: 152px; }
  .nav-item { height: auto; display: block; }
  .nav-links a, .nav-trigger { min-height: 42px; display: flex; align-items: center; padding: 0 10px; }
  .dropdown, .dropdown.solutions-menu {
    position: static;
    min-width: 0;
    transform: none;
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin: 4px 0 8px;
    padding: 8px;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    box-shadow: none;
  }
  .hero h1 { font-size: 42px; }
  .hero-actions { align-items: stretch; }
  .btn, .ghost-btn { width: 100%; }
  .hero-collage { min-height: 340px; }
  .hero-collage img { width: 72%; border-radius: 20px; }
  .section { padding: 64px 0; }
  .section-head { display: block; }
  .section-head p { margin-top: 16px; }
  .solution-grid, .pain-grid, .method-grid { grid-template-columns: 1fr; }
  .metric-strip, .route { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child { border-bottom: 0; }
  .article-item { grid-template-columns: 1fr; gap: 12px; }
  .article-thumb { width: 100%; }
  .article-item time, .article-main, .article-more { grid-column: auto; }
  .pager { justify-content: flex-start; flex-wrap: wrap; }
  .contact { padding: 40px 24px; }
  .form-row, .footer { grid-template-columns: 1fr; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}