:root {
  --ink: #0f1113;
  --muted: #6a7077;
  --paper: #ffffff;
  --soft: #f7f8fa;
  --line: #e8eaed;
  --orange: #e2552c;
  --amber: #ad7a18;
  --blue: #1f4d60;
  --green: #236b56;
  --shadow: 0 18px 42px rgba(15, 17, 19, 0.06);
  --float-shadow: 0 28px 80px rgba(15, 17, 19, .08);
  --hairline: rgba(15, 17, 19, .07);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", "SF Pro Display", "SF Pro Text", "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 84% 8%, rgba(31,77,96,.055), transparent 34%),
    linear-gradient(180deg, #fff 0%, #f7f8fa 100%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { text-underline-offset: 3px; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin: 0;
  padding: 0 clamp(18px, 4.4vw, 58px);
  background: rgba(255, 255, 255, .72);
  border-bottom: 1px solid rgba(15, 17, 19, .06);
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: blur(22px) saturate(165%);
}
.brand {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0;
  border-radius: 0;
  font-weight: 800;
  color: var(--ink);
  text-decoration: none;
}
.brand:hover {
  background: transparent;
}
.brand img { width: 104px; max-height: 28px; object-fit: contain; }
.brand span {
  white-space: nowrap;
  font-size: 11px;
  letter-spacing: .04em;
  color: rgba(15, 17, 19, .54);
  font-weight: 700;
}
.nav {
  min-height: 52px;
  display: flex;
  gap: clamp(12px, 2vw, 26px);
  flex: 1;
  justify-content: center;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}
.nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  color: rgba(15, 17, 19, .62);
  text-decoration: none;
  padding: 0;
  font-size: 12px;
  font-weight: 600;
  border-radius: 0;
  white-space: nowrap;
  transition: color .18s, background .18s, box-shadow .18s, transform .18s;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 10px;
  height: 1px;
  border-radius: 999px;
  background: rgba(15,17,19,.82);
  opacity: 0;
  transform: scaleX(.25);
  transition: opacity .18s, transform .18s;
}
.nav a:hover {
  color: var(--ink);
  background: transparent;
  box-shadow: none;
  transform: none;
}
.nav a:hover::after {
  opacity: 1;
  transform: scaleX(1);
}
.nav a.active {
  color: var(--ink);
  background: transparent;
  box-shadow: none;
}
.nav a.active::after {
  opacity: 1;
  transform: scaleX(1);
}
.language-control {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: rgba(15, 17, 19, .52);
  font-size: 11px;
  font-weight: 600;
}
.language-control select {
  min-height: 28px;
  width: auto;
  padding: 4px 24px 4px 8px;
  border-color: rgba(15, 17, 19, .08);
  border-radius: 6px;
  background-color: rgba(255,255,255,.54);
  font-size: 12px;
  font-weight: 600;
}

main { overflow: hidden; }
.hero {
  margin-top: -52px;
  min-height: 96vh;
  position: relative;
  display: flex;
  align-items: center;
  padding: 128px clamp(24px, 7vw, 104px) 94px;
  background:
    linear-gradient(90deg, rgba(255,255,255,.98) 0%, rgba(255,255,255,.93) 39%, rgba(255,255,255,.42) 65%, rgba(255,255,255,.06) 100%),
    linear-gradient(180deg, rgba(255,255,255,.36) 0%, rgba(255,255,255,.06) 48%, rgba(255,255,255,.7) 100%),
    url("assets/mocreo-hero-tech.png") center center / cover no-repeat;
  isolation: isolate;
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 34%;
  background: linear-gradient(180deg, rgba(255,255,255,0) 0%, #fff 100%);
  pointer-events: none;
  z-index: 0;
}
.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 760px;
  animation: heroIn .7s ease-out both;
}
.eyebrow {
  margin: 0 0 12px;
  color: rgba(15,17,19,.58);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(48px, 6.8vw, 88px);
  line-height: .98;
  letter-spacing: 0;
  font-weight: 800;
}
.lead {
  max-width: 660px;
  margin: 26px 0 0;
  color: rgba(15,17,19,.68);
  font-size: clamp(19px, 2.1vw, 25px);
  line-height: 1.52;
  font-weight: 500;
}
.hero-signals {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  max-width: 640px;
  margin-top: 26px;
}
.hero-signals span {
  min-height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(15, 17, 19, .07);
  background: rgba(255,255,255,.68);
  border-radius: 8px;
  font-weight: 700;
  color: rgba(15,17,19,.72);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 28px rgba(21,23,25,.06);
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 34px;
}
.primary-link, .secondary-link {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 800;
}
.primary-link { background: #0f1113; color: #fff; }
.secondary-link { border: 1px solid rgba(15,17,19,.10); color: var(--ink); background: rgba(255,255,255,.78); }
.primary-link, .secondary-link, button, select { transition: border-color .18s, color .18s, background .18s, box-shadow .18s, transform .18s; }
.primary-link:hover, .secondary-link:hover, button:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(21, 23, 25, .08); }

.overview {
  position: relative;
  z-index: 2;
  width: min(1160px, calc(100% - 48px));
  margin: 28px auto 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 10px;
  border: 1px solid rgba(255,255,255,.72);
  border-radius: 8px;
  background: rgba(255,255,255,.72);
  box-shadow: 0 22px 70px rgba(15,17,19,.07);
  backdrop-filter: blur(18px) saturate(130%);
}
.overview article {
  min-height: 126px;
  padding: 28px;
  border-right: 1px solid rgba(21,23,25,.07);
  background: transparent;
}
.overview article:last-child { border-right: 0; }
.overview strong { display: block; margin-bottom: 10px; font-size: 20px; }
.overview span { color: var(--muted); line-height: 1.55; }

section {
  position: relative;
  padding: 104px clamp(20px, 5.6vw, 92px);
}
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}
h2 { margin: 0; font-size: clamp(36px, 5vw, 64px); line-height: 1.02; font-weight: 800; }
.section-intro {
  max-width: 840px;
  margin: 18px 0 0;
  color: rgba(15,17,19,.62);
  line-height: 1.62;
  font-size: 18px;
}
.filters { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
button {
  font: inherit;
  border: 1px solid rgba(15,17,19,.1);
  background: rgba(255,255,255,.78);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 8px;
  cursor: pointer;
}
button.active, button:hover { border-color: var(--orange); color: var(--orange); }

.selector-section { background: linear-gradient(180deg, rgba(255,255,255,.98) 0%, #f7f8f8 100%); }
.selector-layout {
  display: grid;
  grid-template-columns: minmax(280px, 420px) 1fr;
  gap: 18px;
  align-items: start;
}
.need-form {
  display: grid;
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--hairline);
  background: rgba(255,255,255,.72);
  border-radius: 8px;
  box-shadow: 0 18px 54px rgba(15,17,19,.05);
  backdrop-filter: blur(14px);
}
.need-form label {
  display: grid;
  gap: 8px;
}
.need-form span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}
select {
  width: 100%;
  min-height: 42px;
  padding: 9px 10px;
  border: 1px solid rgba(15,17,19,.1);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.recommendation-panel {
  min-height: 100%;
  padding: 22px;
  border: 1px solid var(--hairline);
  background: rgba(255,255,255,.86);
  border-radius: 8px;
  box-shadow: var(--float-shadow);
  backdrop-filter: blur(12px);
}
.recommendation-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 16px;
  margin-bottom: 18px;
}
.recommendation-head h3 {
  margin: 0;
  font-size: 30px;
}
#recommendBadge {
  white-space: nowrap;
  padding: 7px 10px;
  border-radius: 8px;
  background: #25211f;
  color: #fff;
  font-size: 13px;
  font-weight: 800;
}
.recommendations {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.recommend-card {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  cursor: pointer;
  background: #fff;
}
.recommend-card:hover {
  border-color: var(--orange);
  transform: translateY(-2px);
}
.recommend-card img {
  width: 88px;
  height: 72px;
  object-fit: contain;
}
.recommend-card h4 {
  margin: 0 0 4px;
  font-size: 19px;
}
.recommend-card p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}
.recommend-card strong {
  display: block;
  color: var(--orange);
  font-size: 13px;
  line-height: 1.35;
}
.reasoning {
  margin-top: 18px;
  padding: 16px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.reasoning h4 {
  margin: 0 0 8px;
  font-size: 18px;
}
.reasoning ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.65;
}

.workspace {
  background:
    radial-gradient(circle at 90% 8%, rgba(36,78,97,.055), transparent 34%),
    linear-gradient(180deg, #f7f8f8 0%, #fff 100%);
}
.flow-section {
  background: linear-gradient(180deg, #fff 0%, #f7f8fa 100%);
}
.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.flow-steps article {
  min-height: 220px;
  padding: 28px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.86);
  box-shadow: 0 18px 48px rgba(15,17,19,.055);
}
.flow-steps span {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: #0f1113;
  color: #fff;
  font-size: 13px;
  font-weight: 800;
}
.flow-steps h3 {
  margin: 0 0 12px;
  font-size: 24px;
}
.flow-steps p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}
.graph-layout {
  display: grid;
  grid-template-columns: minmax(560px, 1fr) 360px;
  gap: 18px;
  align-items: stretch;
}
.graph-mobile-list {
  display: none;
}
.graph-mobile-list article {
  padding: 20px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.9);
}
.graph-mobile-list h3 {
  margin: 0 0 8px;
  font-size: 20px;
}
.graph-mobile-list p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}
.graph-shell {
  position: relative;
  min-height: 720px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background:
    linear-gradient(rgba(255,255,255,.94), rgba(255,255,255,.94)),
    radial-gradient(circle at 30% 20%, rgba(217,86,42,.12), transparent 26%),
    radial-gradient(circle at 84% 70%, rgba(39,109,88,.10), transparent 28%);
  overflow: hidden;
  box-shadow: var(--float-shadow);
}
#edges {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.nodes {
  position: absolute;
  inset: 0;
}
.node {
  position: absolute;
  width: 164px;
  min-height: 118px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: rgba(255,255,255,.9);
  border: 1px solid rgba(255,255,255,.82);
  border-top: 5px solid var(--orange);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(15,17,19,.075);
  backdrop-filter: blur(10px);
  transition: transform .24s, opacity .2s, border-color .2s, box-shadow .24s;
}
.node:hover, .node.selected { transform: translateY(-6px) scale(1.015); border-color: rgba(217,86,42,.56); box-shadow: 0 24px 58px rgba(21,23,25,.13); }
.node.dim { opacity: .18; }
.node img { max-width: 86px; height: 52px; object-fit: contain; }
.node strong { text-align: center; font-size: 16px; }
.node small { color: var(--muted); text-align: center; line-height: 1.25; }
.node.app { border-top-color: var(--blue); }
.node.hub { border-top-color: var(--orange); }
.node.sensor { border-top-color: var(--green); }
.node.legacy { border-top-color: var(--amber); }

.edge { stroke: #c8c0b7; stroke-width: 2.5; fill: none; }
.edge.active { stroke: var(--orange); stroke-width: 4; }
.edge-label { fill: var(--muted); font-size: 13px; font-weight: 700; }

.detail-panel {
  margin-top: 0;
  background: rgba(255,255,255,.88);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: 22px;
  min-height: 720px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.detail-panel img { width: 100%; max-height: 220px; object-fit: contain; align-self: center; background: linear-gradient(180deg, #fff, var(--soft)); border-radius: 8px; border: 1px solid var(--hairline); padding: 18px; }
.detail-panel h3 { margin: 0 0 8px; font-size: 26px; }
.detail-panel p { margin: 0 0 10px; color: var(--muted); line-height: 1.65; }
.detail-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  margin: 2px 0 14px;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  font-weight: 800;
}
.detail-link:hover {
  background: var(--orange);
}
.tags { display: flex; gap: 8px; flex-wrap: wrap; }
.tags span { padding: 6px 9px; background: var(--soft); border: 1px solid var(--line); border-radius: 8px; font-size: 13px; }

.steps, .scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.systems-section { background: linear-gradient(180deg, #fff 0%, #f8faf9 100%); }
.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.systems-grid article {
  padding: 24px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.84);
  transition: border-color .18s, transform .18s, box-shadow .18s;
}
.systems-grid article:hover, .feature-card:hover, .scene-card:hover, .product-card:hover {
  border-color: rgba(217, 86, 42, .45);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.systems-grid h3 { margin: 0 0 10px; font-size: 23px; }
.systems-grid p { margin: 0; color: var(--muted); line-height: 1.65; }

.features-section {
  background:
    radial-gradient(circle at 12% 18%, rgba(39,109,88,.08), transparent 28%),
    linear-gradient(180deg, #f8faf9 0%, #fff 100%);
}
.feature-layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 18px;
}
.feature-copy {
  padding: 24px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 18px 50px rgba(21,23,25,.06);
}
.feature-copy h3 { margin: 0 0 12px; font-size: 28px; }
.feature-copy p { margin: 0 0 16px; color: var(--muted); line-height: 1.65; }
.feature-note {
  padding: 14px;
  border-left: 4px solid var(--orange);
  background: #fff7f2;
  color: var(--ink);
  line-height: 1.55;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.feature-card {
  min-height: 150px;
  padding: 18px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.86);
  transition: border-color .18s, transform .18s, box-shadow .18s;
}
.feature-card h3 { margin: 0 0 10px; font-size: 19px; }
.feature-card p { margin: 0; color: var(--muted); line-height: 1.55; }
.steps article, .scene-card {
  border: 1px solid var(--hairline);
  background: rgba(255,255,255,.86);
  padding: 22px;
  border-radius: 8px;
  transition: border-color .18s, transform .18s, box-shadow .18s;
}
.steps span {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 18px;
  background: var(--ink);
  color: #fff;
  border-radius: 50%;
  font-weight: 800;
}
.steps h3, .scene-card h3 { margin: 0 0 10px; font-size: 22px; }
.steps p, .scene-card p { margin: 0; color: var(--muted); line-height: 1.6; }
.scene-card img { width: 100%; height: 108px; object-fit: contain; margin-bottom: 12px; }
.scene-card .models { color: var(--orange); font-weight: 800; margin-bottom: 8px; }

.products-section { background: linear-gradient(180deg, #fff 0%, #f7f8f8 100%); }
.compatibility-section {
  background: linear-gradient(180deg, #fff 0%, #f6f7f7 100%);
}
.compat-layout {
  display: grid;
  grid-template-columns: minmax(280px, 360px) 1fr;
  gap: 18px;
  align-items: start;
}
.compat-picker {
  position: sticky;
  top: 86px;
  display: grid;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow);
}
.compat-picker label {
  display: grid;
  gap: 8px;
}
.compat-picker label span {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}
.compat-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}
.compat-tabs button {
  min-height: 42px;
  padding: 8px 10px;
}
.compat-result {
  min-height: 360px;
}
.compat-card {
  padding: 22px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.9);
  box-shadow: var(--float-shadow);
}
.compat-device {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  align-items: center;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.compat-device img {
  width: 100%;
  height: 160px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  padding: 16px;
}
.compat-device h3 {
  margin: 0 0 10px;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1;
}
.compat-device p {
  margin: 0 0 8px;
  color: var(--muted);
  line-height: 1.6;
}
.compat-status {
  color: var(--ink) !important;
}
.compat-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}
.compat-columns h4 {
  margin: 0 0 10px;
  font-size: 18px;
}
.compat-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.compat-chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid rgba(39, 109, 88, .24);
  border-radius: 8px;
  background: #f5fbf8;
  color: var(--green);
  font-weight: 800;
  font-size: 13px;
}
.compat-chip.avoid {
  border-color: rgba(173, 122, 24, .28);
  background: #fffaf0;
  color: #895f12;
}
.compat-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.5;
}
.compat-foot button {
  white-space: nowrap;
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.status-explain {
  margin: 18px 0 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--orange);
  background: var(--soft);
  color: var(--muted);
  line-height: 1.55;
}
.product-card {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.94), rgba(255,255,255,.84));
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.product-card.focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 4px rgba(233, 84, 32, .14), var(--shadow);
  transform: translateY(-2px);
}
.product-visual {
  position: relative;
  min-height: 178px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 18%, rgba(255,255,255,1), rgba(247,248,250,.85) 60%, rgba(236,239,242,.62) 100%);
  border-radius: 8px;
  border: 1px solid var(--hairline);
}
.product-visual img {
  max-width: 150px;
  max-height: 130px;
  object-fit: contain;
  filter: drop-shadow(0 18px 22px rgba(15,17,19,.08));
}
.product-visual .family-badge,
.product-visual .status-badge {
  position: absolute;
  top: 10px;
  padding: 5px 8px;
  border-radius: 6px;
  background: #fff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}
.product-visual .family-badge { left: 10px; }
.product-visual .status-badge { right: 10px; }
.status-active {
  color: #1f6f4a !important;
  border: 1px solid rgba(31, 111, 74, .22);
}
.status-discontinued {
  color: #a33c20 !important;
  border: 1px solid rgba(163, 60, 32, .24);
  background: #fff4ef !important;
}
.status-legacy {
  color: #8a620f !important;
  border: 1px solid rgba(138, 98, 15, .24);
  background: #fff9e8 !important;
}
.product-copy h3 {
  margin: 0 0 4px;
  font-size: 26px;
}
.product-copy .role {
  margin: 0 0 12px;
  color: var(--orange);
  font-weight: 800;
}
.product-copy dl {
  display: grid;
  gap: 8px;
  margin: 0 0 12px;
}
.product-copy dl div {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 10px;
}
.product-copy dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}
.product-copy dd {
  margin: 0;
  line-height: 1.45;
}
.function-list {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.function-list span {
  padding: 6px 8px;
  background: rgba(247,248,250,.84);
  border: 1px solid rgba(15,17,19,.07);
  border-radius: 8px;
  font-size: 13px;
}
.product-copy .note {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.matrix-section { background: var(--soft); }
.faq-section { background: #fff; }
.faq-list {
  display: grid;
  gap: 10px;
}
.faq-list details {
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.88);
  padding: 16px 18px;
  transition: border-color .18s, box-shadow .18s, background .18s;
}
.faq-list details[open] {
  background: rgba(255,255,255,.96);
  box-shadow: 0 18px 42px rgba(15,17,19,.055);
}
.faq-list summary {
  cursor: pointer;
  font-weight: 800;
  font-size: 18px;
}
.faq-list p {
  color: var(--muted);
  line-height: 1.65;
}
.next-section {
  background: linear-gradient(180deg, #fff 0%, #f7f8fa 100%);
}
.next-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.next-grid a {
  display: block;
  min-height: 190px;
  padding: 28px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: rgba(255,255,255,.9);
  color: var(--ink);
  text-decoration: none;
  box-shadow: 0 18px 48px rgba(15,17,19,.055);
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.next-grid a:hover {
  transform: translateY(-2px);
  border-color: rgba(15,17,19,.18);
  box-shadow: 0 26px 66px rgba(15,17,19,.08);
}
.next-grid h3 {
  margin: 0 0 12px;
  font-size: 24px;
}
.next-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}
.deployment-note {
  margin: 22px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(15,17,19,.08);
  border-radius: 8px;
  background: rgba(255,255,255,.72);
  color: rgba(15,17,19,.62);
  line-height: 1.6;
}
.table-wrap { overflow-x: auto; border: 1px solid var(--line); background: #fff; }
table { width: 100%; min-width: 820px; border-collapse: collapse; }
th, td { padding: 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; line-height: 1.55; }
thead th { background: #25211f; color: #fff; }
tbody th { width: 160px; color: var(--orange); }

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 5vw, 72px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}
footer p { margin: 0; }
.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.footer-links a {
  color: rgba(15,17,19,.68);
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
}
.footer-links a:hover {
  color: var(--ink);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .62s ease, transform .62s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
@keyframes heroIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 980px) {
  .topbar {
    height: auto;
    min-height: 52px;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 0 16px 8px;
  }
  .brand { justify-content: space-between; }
  .nav {
    overflow-x: auto;
    max-width: 100%;
    justify-content: flex-start;
    scrollbar-width: none;
    min-height: 38px;
    gap: 18px;
  }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { min-height: 38px; }
  .nav a::after { bottom: 4px; }
  .language-control { min-height: 34px; align-self: flex-end; }
  .hero {
    margin-top: -132px;
    min-height: 720px;
    padding-top: 218px;
    background:
      linear-gradient(180deg, rgba(255,255,255,.97) 0%, rgba(255,255,255,.88) 48%, rgba(255,255,255,.46) 100%),
      url("assets/mocreo-hero-tech.png") center bottom / cover no-repeat;
  }
  h1 { font-size: clamp(42px, 10vw, 70px); }
  h2 { font-size: clamp(32px, 8vw, 52px); }
  .overview, .steps, .scene-grid, .product-grid, .feature-grid, .flow-steps, .next-grid { grid-template-columns: repeat(2, 1fr); }
  .systems-grid, .feature-layout, .graph-layout, .compat-layout { grid-template-columns: 1fr; }
  .compat-picker { position: static; }
  .selector-layout { grid-template-columns: 1fr; }
  .recommendations { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-card { grid-template-columns: 1fr; }
  .graph-shell { min-height: 980px; overflow-x: auto; }
  .node { width: 148px; }
  .detail-panel { min-height: auto; }
  footer { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 640px) {
  .overview, .steps, .scene-grid, .product-grid, .recommendations, .feature-grid, .compat-columns, .compat-device, .flow-steps, .next-grid { grid-template-columns: 1fr; }
  section { padding: 68px 16px; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .hero {
    min-height: 760px;
    margin-top: -132px;
    padding: 218px 16px 56px;
  }
  .brand span { font-size: 12px; }
  .language-control {
    width: 100%;
    justify-content: space-between;
    border-top: 1px solid rgba(15,17,19,.05);
  }
  .language-control select { max-width: 160px; }
  .lead { font-size: 18px; }
  .hero-signals { grid-template-columns: repeat(2, 1fr); max-width: none; }
  .overview { width: calc(100% - 24px); margin-top: 12px; padding: 6px; }
  .overview article { min-height: auto; padding: 18px; border-right: 0; border-bottom: 1px solid rgba(15,17,19,.07); }
  .overview article:last-child { border-bottom: 0; }
  .graph-layout { display: none; }
  .graph-mobile-list {
    display: grid;
    gap: 12px;
  }
  .compat-foot { align-items: stretch; flex-direction: column; }
  .compat-tabs { grid-template-columns: 1fr; }
}