:root {
  --ink: #17212b;
  --muted: #647282;
  --line: #d9e2ec;
  --paper: #f6f8fb;
  --white: #ffffff;
  --blue: #1769e0;
  --blue-dark: #0e3f8f;
  --cyan: #00a5b8;
  --green: #2f8f5b;
  --steel: #34495e;
  --radius: 8px;
  --shadow: 0 18px 50px rgba(23, 33, 43, 0.11);
  --soft-shadow: 0 10px 28px rgba(23, 33, 43, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 20; }
.skip-link:focus { left: 8px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: 0; flex: 0 0 auto; }
.brand-logo { width: 230px; height: 56px; object-fit: contain; object-position: left center; }
.nav-links { display: flex; align-items: center; gap: 18px; font-size: 14px; color: #334253; }
.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  font-weight: 700;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .18s ease;
}
.nav-links a:hover,
.nav-links a.active { color: var(--blue); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}
.btn.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.dark { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn.ghost { background: transparent; }

.hero {
  position: relative;
  min-height: calc(100vh - 76px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(10,15,22,.92) 0%, rgba(10,15,22,.76) 38%, rgba(10,15,22,.28) 68%, rgba(10,15,22,.08) 100%),
    linear-gradient(180deg, rgba(10,15,22,.08), rgba(10,15,22,.56)),
    url("../img/site/real-hero-workshop.png") center / cover no-repeat;
  border-bottom: 1px solid #111a24;
}
.hero-brand-logo { display: none; }
.hero-grid {
  position: relative;
  z-index: 2;
  min-height: calc(100vh - 76px);
  display: block;
  padding: 92px 0 70px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue-dark);
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--cyan); }
.hero .eyebrow { color: #73e0ef; }
h1, h2, h3 { line-height: 1.18; margin: 0; letter-spacing: 0; }
h1 { font-size: clamp(40px, 7vw, 74px); max-width: 760px; }
.hero p { color: #d9e6f2; font-size: 18px; margin: 24px 0 0; max-width: 720px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero .btn { color: #fff; border-color: rgba(255,255,255,.28); background: rgba(255,255,255,.10); backdrop-filter: blur(8px); }
.hero .btn.primary { background: linear-gradient(135deg, #1769e0, #00a5b8); border-color: transparent; }
.hero .btn.ghost { background: rgba(16,25,34,.34); }
.trust-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 42px; }
.trust-item {
  position: relative;
  border: 1px solid rgba(217,226,236,.9);
  border-left: 3px solid var(--cyan);
  padding: 12px 12px 12px 48px;
  background: rgba(16,25,34,.62);
  backdrop-filter: blur(12px);
  min-height: 88px;
}
.trust-item strong { display: block; font-size: 18px; }
.trust-item span { color: #c9d6e2; font-size: 13px; }

.hero-visual {
  display: none;
}
.hero-photo {
  position: absolute;
  inset: 18px 0 0 28px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid #c9d6e4;
  box-shadow: var(--shadow);
  background: #eef3f8;
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }
.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0) 55%, rgba(23,33,43,.12));
  pointer-events: none;
}
.machine-panel {
  position: absolute;
  inset: 24px 0 0 40px;
  border: 1px solid #c9d6e4;
  background: #eef3f8;
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
}
.machine-top { height: 54px; background: #263746; display: flex; align-items: center; gap: 8px; padding: 0 18px; }
.machine-top span { width: 10px; height: 10px; border-radius: 50%; background: #6ee7b7; }
.machine-top span:nth-child(2) { background: #facc15; }
.machine-top span:nth-child(3) { background: #fb7185; }
.machine-body {
  position: relative;
  height: 390px;
  background:
    linear-gradient(90deg, rgba(23,33,43,.06) 1px, transparent 1px),
    linear-gradient(rgba(23,33,43,.06) 1px, transparent 1px);
  background-size: 34px 34px;
}
.part {
  position: absolute;
  border-radius: 8px;
  background: linear-gradient(145deg, #d8e4ef, #ffffff);
  border: 1px solid #b9c8d7;
  box-shadow: 12px 16px 24px rgba(23,33,43,.12);
}
.part.a { width: 170px; height: 108px; left: 58px; top: 70px; }
.part.b { width: 110px; height: 170px; right: 74px; top: 98px; background: linear-gradient(145deg, #c5d0dc, #f9fbfd); }
.part.c { width: 220px; height: 70px; left: 128px; bottom: 64px; background: linear-gradient(145deg, #b8c7d7, #eef4f8); }
.axis { position: absolute; left: 40px; right: 40px; top: 42px; height: 10px; background: #354759; border-radius: 8px; }
.toolhead { position: absolute; left: 48%; top: 28px; width: 78px; height: 96px; background: #17212b; border-radius: 8px; box-shadow: 0 16px 32px rgba(23,33,43,.24); }
.toolhead::after { content: ""; position: absolute; left: 32px; bottom: -22px; border: 8px solid transparent; border-top-color: #17212b; }
.spec-card {
  position: absolute;
  left: 0;
  bottom: 28px;
  width: 260px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.spec-card strong { display: block; font-size: 15px; }
.spec-card p { margin: 8px 0 0; font-size: 13px; color: var(--muted); }

.section { padding: 74px 0; }
.section.soft { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 32px; }
.section-head h2 { font-size: clamp(28px, 4vw, 44px); }
.section-head p { max-width: 620px; color: var(--muted); margin: 12px 0 0; }
.grid { display: grid; gap: 18px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.strategy-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.strategy-card {
  position: relative;
  min-height: 240px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.strategy-card strong { color: var(--blue); font-size: 13px; letter-spacing: 0; }
.strategy-card h3 { margin-top: 16px; font-size: 21px; }
.strategy-card p { color: var(--muted); margin: 12px 0 0; }
.capability-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.capability-matrix div { padding: 24px; border-right: 1px solid var(--line); }
.capability-matrix div:last-child { border-right: 0; }
.capability-matrix span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 10px;
}
.capability-matrix span::before {
  content: "";
  width: 10px;
  height: 10px;
  border: 2px solid var(--cyan);
  border-radius: 2px;
}
.capability-matrix strong { font-size: 18px; line-height: 1.45; }
.mini-index { display: flex; flex-wrap: wrap; gap: 12px; }
.mini-index a {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-weight: 800;
}
.mini-index a:hover { border-color: var(--blue); color: var(--blue); }
.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  min-height: 100%;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.82);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--green));
  opacity: .72;
}
.card:hover { box-shadow: var(--soft-shadow); transform: translateY(-3px); border-color: #b8c7d6; }
.card .tag { color: var(--green); font-size: 13px; font-weight: 800; }
.card h3 { margin-top: 10px; font-size: 20px; }
.card p { color: var(--muted); margin: 10px 0 0; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.filter-bar {
  display: grid;
  gap: 14px;
  margin-bottom: 28px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.filter-bar > div { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; }
.filter-bar strong { margin-right: 4px; }
.chip, .tag-row span, .tag-row a {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: #425266;
  background: #fff;
}
.chip.active { border-color: var(--blue); color: var(--blue); background: #edf5ff; font-weight: 800; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.hero-tags { margin-top: 18px; }
.media-placeholder {
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(23,105,224,.18), rgba(0,165,184,.16)),
    repeating-linear-gradient(45deg, rgba(23,33,43,.05) 0 8px, transparent 8px 16px);
  border: 1px solid #cbd8e5;
  margin-bottom: 16px;
}
.media-image {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  border: 1px solid #cbd8e5;
  margin-bottom: 16px;
  overflow: hidden;
  background: #eef4f8;
}
.media-image::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(255,255,255,0) 52%, rgba(23,33,43,.16));
  pointer-events: none;
}
.media-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .22s ease; }
.card:hover .media-image img { transform: scale(1.035); }
.visual-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  align-items: stretch;
}
.quality-band {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: 34px;
  align-items: center;
}
.quality-media {
  position: relative;
  min-height: 520px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #eef4f8;
  box-shadow: var(--shadow);
}
.quality-media img { width: 100%; height: 100%; object-fit: cover; }
.quality-content h2 { font-size: clamp(30px, 4vw, 46px); }
.quality-content > p { margin-top: 14px; color: var(--muted); }
.quality-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}
.quality-list article {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 6px 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.quality-list .icon-badge { grid-row: span 2; }
.quality-list strong { align-self: end; }
.quality-list p { grid-column: 2; color: var(--muted); font-size: 14px; margin: 0; }
.material-advisor {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--soft-shadow);
}
.material-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
}
.material-tabs button {
  min-height: 58px;
  border: 0;
  border-right: 1px solid var(--line);
  background: #fff;
  color: #344456;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
}
.material-tabs button:last-child { border-right: 0; }
.material-tabs button.active { color: var(--blue); background: #edf5ff; box-shadow: inset 0 -3px 0 var(--blue); }
.material-stage {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 0;
  min-height: 430px;
}
.material-stage > img {
  width: 100%;
  height: 100%;
  min-height: 430px;
  object-fit: cover;
}
.material-panels { position: relative; padding: 44px; }
.material-panels article { display: none; }
.material-panels article.active { display: block; animation: panelIn .22s ease both; }
.material-panels span { color: var(--green); font-weight: 900; }
.material-panels h3 { margin-top: 14px; font-size: clamp(28px, 3.2vw, 40px); }
.material-panels p { margin-top: 14px; color: var(--muted); font-size: 17px; }
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.faq-grid details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 18px 20px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.85);
}
.faq-grid summary {
  cursor: pointer;
  font-weight: 900;
  color: var(--ink);
}
.faq-grid summary::marker { color: var(--blue); }
.faq-grid p { margin-top: 12px; color: var(--muted); }
.feature-showcase {
  display: grid;
  gap: 18px;
}
.feature-showcase article {
  display: grid;
  grid-template-columns: 44% minmax(0, 1fr);
  gap: 26px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--soft-shadow);
}
.feature-showcase article:nth-child(even) img { order: 2; }
.feature-showcase article:nth-child(even) .process-shot { order: 2; }
.process-shot {
  position: relative;
  margin: 0;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 1px solid #cbd8e5;
  border-radius: var(--radius);
  background: #eef4f8;
}
.process-shot::after {
  content: attr(data-caption);
  position: absolute;
  left: 14px;
  bottom: 14px;
  z-index: 2;
  max-width: calc(100% - 28px);
  padding: 8px 11px;
  border-radius: 8px;
  color: #fff;
  background: rgba(11,21,32,.72);
  backdrop-filter: blur(8px);
  font-size: 13px;
  font-weight: 900;
}
.process-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .24s ease;
}
.feature-showcase article:hover .process-shot img { transform: scale(1.025); }
.feature-showcase h3 { margin-top: 8px; font-size: clamp(24px, 3vw, 34px); }
.feature-showcase p { color: var(--muted); margin: 12px 0 0; }
.feature-showcase ul {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}
.feature-showcase li {
  position: relative;
  padding-left: 20px;
  color: #344456;
  font-weight: 700;
}
.feature-showcase li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--cyan);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.process-grid article {
  min-height: 190px;
  padding: 22px 18px;
  border-right: 1px solid var(--line);
}
.process-grid article:last-child { border-right: 0; }
.process-grid span {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  border-radius: 8px;
  background: #edf5ff;
  color: var(--blue);
  font-weight: 900;
}
.process-grid strong { display: block; font-size: 18px; }
.process-grid p { color: var(--muted); margin: 10px 0 0; font-size: 14px; }
.scene-board {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
  gap: 22px;
  align-items: stretch;
}
.scene-board-media {
  position: relative;
  min-height: 480px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #eef4f8;
  box-shadow: var(--shadow);
}
.scene-board-media img { width: 100%; height: 100%; object-fit: cover; }
.scene-board-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.scene-board-list a {
  display: block;
  min-height: 232px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.scene-board-list span { color: var(--green); font-size: 13px; font-weight: 900; }
.scene-board-list strong { display: block; margin-top: 10px; font-size: 22px; line-height: 1.25; }
.scene-board-list p { color: var(--muted); margin: 12px 0 0; }
.visual-panel {
  position: relative;
  min-height: 340px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #eef4f8;
  box-shadow: var(--shadow);
}
.visual-panel img { width: 100%; height: 100%; object-fit: cover; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.entry {
  position: relative;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
}
.entry.enterprise { border-top: 4px solid var(--blue); }
.entry.personal { border-top: 4px solid var(--green); }
.pill-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 24px; padding: 0; list-style: none; }
.pill-list li { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: #445365; font-size: 13px; }
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.step { counter-increment: step; border: 1px solid var(--line); padding: 20px; background: #fff; border-radius: var(--radius); }
.step::before { content: counter(step); display: grid; place-items: center; width: 30px; height: 30px; margin-bottom: 12px; border-radius: 50%; background: var(--blue); color: #fff; font-weight: 900; }

.mini-icon,
.icon-badge {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  border: 1px solid #c7d7e6;
  background:
    linear-gradient(135deg, rgba(255,255,255,.98), rgba(239,247,252,.94)),
    radial-gradient(circle at 85% 15%, rgba(0,188,214,.22), rgba(0,188,214,0) 34%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.94), 0 10px 22px rgba(23,105,224,.09);
  flex: 0 0 auto;
  transition: transform .18s ease, box-shadow .18s ease;
  --icon-size: 24px;
  --icon-color: linear-gradient(135deg, var(--blue), var(--cyan));
  --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 20h16v-2H4v2Zm3-5 9.5-9.5 2 2L9 17H7v-2Zm10.2-10.2 1.5-1.5 2 2-1.5 1.5-2-2Z'/%3E%3C/svg%3E");
}
.card:hover .icon-badge,
.strategy-card:hover .icon-badge,
.quality-list article:hover .icon-badge { transform: translateY(-2px); box-shadow: inset 0 1px 0 rgba(255,255,255,.96), 0 14px 26px rgba(23,105,224,.16); }
.mini-icon { position: absolute; left: 12px; top: 14px; width: 30px; height: 30px; border-radius: 9px; --icon-size: 18px; }
.icon-badge.small { width: 32px; height: 32px; border-radius: 9px; --icon-size: 18px; }
.icon-badge::before,
.mini-icon::before {
  content: "";
  position: absolute;
  display: block;
  width: var(--icon-size);
  height: var(--icon-size);
  background: var(--icon-color);
  -webkit-mask: var(--icon-url) center / contain no-repeat;
  mask: var(--icon-url) center / contain no-repeat;
}
.icon-badge::after,
.mini-icon::after {
  content: "";
  position: absolute;
  right: 7px;
  bottom: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 2px rgba(255,255,255,.9);
}
.icon-badge.small::after,
.mini-icon::after { right: 5px; bottom: 5px; width: 4px; height: 4px; }
.icon-design { --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 20h16v-2H4v2Zm3-5 9.5-9.5 2 2L9 17H7v-2Zm10.2-10.2 1.5-1.5 2 2-1.5 1.5-2-2Z'/%3E%3C/svg%3E"); }
.icon-measure { --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 17 17 3l4 4L7 21H3v-4Zm3 1h1.2L18.2 7 17 5.8 6 16.8V18Zm6.4-9.7 1.4-1.4 1.4 1.4-1.4 1.4-1.4-1.4Zm-3 3 1.4-1.4 1.4 1.4-1.4 1.4-1.4-1.4Z'/%3E%3C/svg%3E"); }
.icon-material { --icon-color: linear-gradient(135deg, var(--green), var(--cyan)); --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m12 2 8 4v9.5L12 22l-8-6.5V6l8-4Zm0 2.3L6.6 7 12 9.8 17.4 7 12 4.3ZM6 8.8v5.7l5 4.1v-7.1L6 8.8Zm7 9.8 5-4.1V8.8l-5 2.7v7.1Z'/%3E%3C/svg%3E"); }
.icon-solve { --icon-color: linear-gradient(135deg, #1164d9, var(--green)); --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20Zm-1.2 14.2-4-4 1.6-1.6 2.4 2.4 5-5 1.6 1.6-6.6 6.6Z'/%3E%3C/svg%3E"); }
.icon-cube { --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m12 2 8 4v12l-8 4-8-4V6l8-4Zm0 2.4L7 6.9l5 2.5 5-2.5-5-2.5ZM6 8.6v8.1l5 2.5v-8.1L6 8.6Zm7 10.6 5-2.5V8.6l-5 2.5v8.1Z'/%3E%3C/svg%3E"); }
.icon-tool { --icon-color: linear-gradient(135deg, var(--steel), var(--blue)); --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M21 6.5a6 6 0 0 1-7.4 7.4l-6.8 6.8a2.3 2.3 0 0 1-3.3-3.3l6.8-6.8A6 6 0 0 1 17.7 3l-3.4 3.4 3.3 3.3L21 6.5ZM5.2 19.2a.7.7 0 1 0-1-1 .7.7 0 0 0 1 1Z'/%3E%3C/svg%3E"); }
.icon-batch { --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M4 4h7v7H4V4Zm9 0h7v7h-7V4ZM4 13h7v7H4v-7Zm9 0h7v7h-7v-7Z'/%3E%3C/svg%3E"); }
.icon-spark { --icon-color: linear-gradient(135deg, var(--cyan), #7c5cff); --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m12 2 2.1 5.9L20 10l-5.9 2.1L12 18l-2.1-5.9L4 10l5.9-2.1L12 2Zm7 12 1 2.8 2.8 1-2.8 1-1 2.8-1-2.8-2.8-1 2.8-1 1-2.8Z'/%3E%3C/svg%3E"); }
.icon-knowledge { --icon-color: linear-gradient(135deg, #1769e0, #5b7c99); --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 3h11a3 3 0 0 1 3 3v15H7a3 3 0 0 1-3-3V4a1 1 0 0 1 1-1Zm2 14h10V6a1 1 0 0 0-1-1H6v13a1 1 0 0 0 1 1Zm1-9h7v2H8V8Zm0 4h6v2H8v-2Z'/%3E%3C/svg%3E"); }
.icon-time { --icon-url: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20Zm1 5v5.2l3.7 2.1-1 1.8L11 13.4V7h2Z'/%3E%3C/svg%3E"); }

.page-hero { padding: 58px 0 42px; background: var(--paper); border-bottom: 1px solid var(--line); }
.page-hero.rich {
  padding: 48px 0;
  background:
    linear-gradient(110deg, rgba(246,248,251,.99), rgba(235,242,248,.94)),
    linear-gradient(90deg, rgba(23,33,43,.035) 1px, transparent 1px),
    linear-gradient(rgba(23,33,43,.03) 1px, transparent 1px);
  background-size: auto, 48px 48px, 48px 48px;
}
.page-hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 42px; align-items: center; }
.page-hero h1 { font-size: clamp(34px, 5vw, 58px); }
.page-hero p { max-width: 720px; color: var(--muted); font-size: 17px; }
.page-hero-media {
  position: relative;
  aspect-ratio: 16 / 11;
  border: 1px solid #cbd8e5;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #eef4f8;
}
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-stat-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.hero-stat-row span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,.82);
  font-weight: 800;
}
.hero-stat-row i { font-style: normal; color: var(--blue); font-size: 12px; }
.listing-grid { grid-template-columns: repeat(3, 1fr); }
.detail-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 36px; align-items: start; }
.prose { font-size: 17px; color: #2c3947; }
.detail-cover {
  position: relative;
  margin: 0 0 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #eef4f8;
  box-shadow: var(--soft-shadow);
}
.prose h2, .prose h3 { margin-top: 32px; }
.prose p, .prose li { color: #3f4f5f; }
.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 26px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.meta-item { display: grid; gap: 3px; }
.meta-item strong { font-size: 13px; color: var(--muted); }
.meta-item span { font-weight: 700; color: var(--ink); }
.sidebar { position: sticky; top: 96px; }
.quote-panel { background: #17212b; color: #fff; border-radius: var(--radius); padding: 24px; }
.quote-panel p { color: #c8d3df; }
.panel { margin-top: 18px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.panel h2 { font-size: 22px; margin-bottom: 14px; }
.muted { color: var(--muted); }
.detail-cover img { display: block; width: 100%; height: auto; }
.about-prose > p { font-size: 18px; line-height: 1.82; }
.founder-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0 6px;
}
.founder-grid article {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fff, #f6f9fc);
}
.founder-grid span {
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}
.founder-grid strong {
  display: block;
  margin-top: 9px;
  color: var(--ink);
  font-size: 20px;
}
.founder-grid p { margin: 10px 0 0; color: var(--muted); }
.lifecycle-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding: 0;
  list-style: none;
}
.lifecycle-list li {
  position: relative;
  padding: 14px 16px 14px 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.lifecycle-list li::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 18px;
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 0 0 4px #edf5ff;
}
.about-values p {
  margin: 12px 0 0;
  color: var(--muted);
}
.about-values strong { color: var(--ink); }
.related-card {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 10px 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.related-card:first-of-type { border-top: 0; }
.related-card img {
  grid-row: span 3;
  width: 78px;
  height: 58px;
  object-fit: cover;
  border-radius: 7px;
  border: 1px solid var(--line);
}
.related-card span { color: var(--green); font-size: 12px; font-weight: 800; }
.related-card strong { font-size: 14px; line-height: 1.35; }
.related-card em { color: var(--muted); font-style: normal; font-size: 12px; }
.conversion-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
.conversion-grid article {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 6px 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.conversion-grid .icon-badge { grid-row: span 2; }
.conversion-grid strong { align-self: end; }
.conversion-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.contact-panel p {
  position: relative;
  padding-left: 42px;
  min-height: 34px;
}
.contact-panel .mini-icon { left: 0; top: 1px; }
.contact-panel strong { display: block; color: var(--ink); }

.form { display: grid; gap: 18px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
label { display: block; font-weight: 800; margin-bottom: 7px; }
input, select, textarea {
  width: 100%;
  border: 1px solid #cfd9e5;
  border-radius: 8px;
  min-height: 44px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
}
textarea { min-height: 130px; resize: vertical; }
.alert { padding: 14px 16px; border-radius: var(--radius); background: #fff4f4; color: #9f1d1d; border: 1px solid #ffc9c9; }
.success { padding: 28px; border-radius: var(--radius); background: #effaf4; border: 1px solid #bfe8cd; }

.site-footer { background: #101922; color: #dbe5ef; padding: 46px 0; }
.footer-grid { display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); gap: 32px; }
.site-footer h3 { color: #fff; font-size: 16px; }
.site-footer a, .site-footer p { color: #aebdca; display: block; margin: 8px 0; }
.friend-links {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  border-top: 1px solid rgba(255,255,255,.12);
  margin-top: 30px;
  padding-top: 18px;
}
.friend-links strong { color: #fff; font-size: 14px; }
.friend-links div { display: flex; flex-wrap: wrap; gap: 10px 18px; }
.friend-links a { display: inline-flex; margin: 0; font-size: 13px; }
.copyright { border-top: 1px solid rgba(255,255,255,.12); margin-top: 28px; padding-top: 18px; color: #8fa1b3; font-size: 13px; }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .45s ease, transform .45s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@keyframes panelIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 980px) {
  .nav { align-items: flex-start; padding: 14px 0; }
  .nav, .nav-links, .nav-actions { flex-wrap: wrap; }
  .hero-grid, .split, .detail-wrap, .visual-split, .page-hero-grid, .feature-showcase article, .scene-board, .quality-band, .material-stage { grid-template-columns: 1fr; }
  .hero-grid { min-height: auto; padding-top: 74px; }
  .hero-visual { min-height: 420px; }
  .feature-showcase article:nth-child(even) img,
  .feature-showcase article:nth-child(even) .process-shot { order: 0; }
  .grid.cols-3, .grid.cols-4, .listing-grid, .steps, .footer-grid, .strategy-grid, .capability-matrix, .conversion-grid, .process-grid, .faq-grid, .founder-grid { grid-template-columns: repeat(2, 1fr); }
  .material-tabs { grid-template-columns: repeat(2, 1fr); }
  .material-stage > img { min-height: 320px; }
  .process-grid article { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .process-grid article:nth-child(2n) { border-right: 0; }
  .process-grid article:nth-last-child(-n+2) { border-bottom: 0; }
  .capability-matrix div:nth-child(2) { border-right: 0; }
  .capability-matrix div { border-bottom: 1px solid var(--line); }
  .capability-matrix div:nth-child(n+3) { border-bottom: 0; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1180px); }
  .nav-links { display: none; }
  .hero-actions, .nav-actions { width: 100%; }
  .btn { width: 100%; }
  h1 { font-size: 38px; }
  .hero { min-height: auto; background-position: 56% center; }
  .hero-grid { padding: 44px 0; }
  .hero-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-row, .grid.cols-3, .grid.cols-4, .listing-grid, .steps, .footer-grid, .form-grid, .strategy-grid, .capability-matrix, .conversion-grid, .process-grid, .scene-board-list, .quality-list, .faq-grid, .founder-grid { grid-template-columns: 1fr; }
  .material-tabs { grid-template-columns: 1fr; }
  .material-panels { padding: 26px; }
  .process-grid article, .process-grid article:nth-child(2n), .process-grid article:nth-last-child(-n+2) { border-right: 0; border-bottom: 1px solid var(--line); }
  .process-grid article:last-child { border-bottom: 0; }
  .scene-board-media { min-height: 300px; }
  .capability-matrix div { border-right: 0; border-bottom: 1px solid var(--line); }
  .capability-matrix div:last-child { border-bottom: 0; }
  .meta-grid { grid-template-columns: 1fr; }
  .machine-panel { inset: 8px 0 0 0; }
  .hero-photo { inset: 8px 0 0 0; }
  .spec-card { width: calc(100% - 24px); left: 12px; }
}