:root {
  --orange: #f3661f;
  --orange-dark: #d84d0a;
  --orange-soft: #fff0e8;
  --graphite: #565c5f;
  --ink: #17191a;
  --muted: #747a7d;
  --line: #dfe1df;
  --paper: #f6f5f1;
  --white: #fff;
  --shadow-soft: 0 16px 42px rgba(26, 31, 32, .09);
  --shadow-card: 0 22px 54px rgba(26, 31, 32, .13), 0 3px 9px rgba(26, 31, 32, .07);
  --shadow-orange: 0 18px 38px rgba(197, 72, 9, .2);
  --shell: min(1180px, calc(100% - 48px));
  --ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: light;
  font-family: "Avenir Next", "Source Han Sans CN", "Noto Sans CJK SC",
    "Microsoft YaHei", Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 16%, rgba(243, 102, 31, .045), transparent 24rem),
    var(--white);
  overflow-x: hidden;
}
a { color: inherit; }
button, input { font: inherit; }
img { display: block; max-width: 100%; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-140%);
}
.skip-link:focus { transform: translateY(0); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.shell { width: var(--shell); margin-inline: auto; }
.section-pad { padding: 118px 0; }

.site-header {
  position: fixed;
  z-index: 50;
  inset: 0 0 auto;
  border-bottom: 1px solid rgba(255, 255, 255, .86);
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 10px 34px rgba(23, 25, 26, .065);
  backdrop-filter: blur(18px) saturate(130%);
}
.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand, .footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
}
.brand img, .footer-brand img { object-fit: contain; }
.brand img {
  filter: drop-shadow(0 5px 7px rgba(23, 25, 26, .16));
  transition: transform .3s var(--ease), filter .3s var(--ease);
}
.brand span {
  font-family: "YouYuan", "幼圆", "Arial Rounded MT Bold", "Microsoft YaHei", sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .06em;
}
.site-nav { display: flex; gap: 38px; }
.site-nav a {
  position: relative;
  color: #3e4244;
  font-size: 14px;
  text-decoration: none;
}
.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -9px;
  left: 0;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .3s var(--ease);
}
.site-nav a:hover::after, .site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}
.menu-button { display: none; }

.hero {
  position: relative;
  isolation: isolate;
  min-height: 820px;
  padding: 168px 0 84px;
  display: grid;
  align-items: center;
  background:
    radial-gradient(circle at 87% 17%, rgba(243, 102, 31, .14), transparent 25rem),
    radial-gradient(circle at 9% 88%, rgba(255, 255, 255, .92), transparent 28rem),
    linear-gradient(90deg, transparent 49.95%, rgba(23, 25, 26, .055) 50%, transparent 50.05%),
    var(--paper);
}
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(1px);
}
.hero::before {
  top: 122px;
  right: -120px;
  width: 390px;
  height: 390px;
  border: 1px solid rgba(243, 102, 31, .16);
  box-shadow: inset 0 0 0 42px rgba(243, 102, 31, .025), inset 0 0 0 88px rgba(255, 255, 255, .2);
}
.hero::after {
  bottom: -180px;
  left: -130px;
  width: 360px;
  height: 360px;
  border: 1px solid rgba(23, 25, 26, .075);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(420px, .96fr);
  gap: 74px;
  align-items: center;
}
.hero-copy { min-width: 0; }
.eyebrow {
  margin: 0 0 23px;
  color: var(--orange);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .18em;
}
.couplet {
  width: min(100%, 540px);
  display: grid;
  gap: 18px;
}
.couplet-line {
  position: relative;
  width: calc(100% - 28px);
  margin: 0;
  padding: 15px 18px;
  border: 1px solid rgba(255,255,255,.48);
  border-radius: 7px;
  color: var(--white);
  background:
    linear-gradient(180deg, rgba(255,255,255,.2), transparent 44%),
    linear-gradient(105deg, #f4ad24, #f3661f 78%);
  box-shadow:
    10px 11px 0 rgba(23,25,26,.105),
    0 22px 42px rgba(133,66,12,.16),
    inset 0 1px 0 rgba(255,255,255,.55),
    inset 0 -3px 7px rgba(116,44,5,.15);
  font-family: "STKaiti", "KaiTi", "FangSong", serif;
  font-size: clamp(27px, 2.65vw, 36px);
  font-weight: 900;
  letter-spacing: .04em;
  line-height: 1.4;
  text-align: center;
  text-shadow: 0 2px 4px rgba(83,42,8,.28);
  white-space: nowrap;
}
.couplet-upper { justify-self: start; }
.couplet-lower { justify-self: end; }
.hero-lead {
  max-width: 650px;
  margin: 32px 0 0;
  color: #4e5356;
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.85;
}
.hero-actions { display: flex; gap: 14px; margin-top: 40px; }
.button {
  min-height: 50px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid var(--ink);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 8px 18px rgba(23, 25, 26, .09);
  transition: transform .25s var(--ease), background .25s, color .25s, box-shadow .25s;
}
.button:hover { box-shadow: 0 13px 25px rgba(23, 25, 26, .14); transform: translateY(-3px); }
.button-primary {
  color: var(--white);
  border-color: var(--orange);
  background: linear-gradient(145deg, #ff7a35, var(--orange) 58%, #df510d);
  box-shadow: var(--shadow-orange);
}
.button-primary:hover { border-color: var(--orange-dark); background: var(--orange-dark); }
.button-quiet:hover { color: var(--white); background: var(--ink); }
.hero-metrics {
  display: flex;
  gap: clamp(28px, 5vw, 58px);
  margin: 64px 0 0;
}
.hero-metrics div {
  min-width: 112px;
  padding: 14px 16px 13px;
  display: grid;
  gap: 5px;
  border: 1px solid rgba(255, 255, 255, .82);
  border-radius: 10px;
  background: rgba(255, 255, 255, .56);
  box-shadow: 0 12px 28px rgba(23, 25, 26, .075), inset 0 1px 0 rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
}
.hero-metrics dt { font-size: 24px; font-weight: 750; letter-spacing: -.03em; }
.hero-metrics dd { margin: 0; color: var(--muted); font-size: 12px; }

.hero-visual {
  position: relative;
  min-height: 570px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.48);
  border-radius: 24px;
  color: var(--white);
  background:
    radial-gradient(circle at 70% 28%, rgba(243, 102, 31, .34), transparent 28%),
    linear-gradient(145deg, #111617, #263033);
  box-shadow:
    0 42px 72px rgba(23, 25, 26, .25),
    0 9px 18px rgba(23, 25, 26, .18),
    inset 0 1px 0 rgba(255,255,255,.14),
    inset 0 -18px 35px rgba(0,0,0,.18);
  transform: perspective(1200px) rotateY(-1.6deg) rotateX(.7deg);
  transform-origin: center left;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .17;
  background-image:
    linear-gradient(rgba(255,255,255,.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.2) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(135deg, #000, transparent 80%);
}
.hero-visual::after {
  content: "";
  position: absolute;
  z-index: 4;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(125deg, rgba(255,255,255,.12), transparent 22%, transparent 72%, rgba(243,102,31,.06));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.04);
  pointer-events: none;
}
.soc-map {
  position: absolute;
  z-index: 1;
  inset: 0 0 72px;
}
.soc-links {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.soc-links path {
  fill: none;
  stroke: rgba(243,102,31,.78);
  stroke-width: 1.6;
  vector-effect: non-scaling-stroke;
}
.soc-links circle {
  fill: var(--orange);
  stroke: rgba(255,255,255,.72);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}
.soc-core,
.soc-node {
  position: absolute;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 9px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.065), transparent 42%),
    rgba(14,18,19,.9);
  box-shadow: 0 22px 50px rgba(0,0,0,.32), inset 0 1px 0 rgba(255,255,255,.08), inset 0 -8px 18px rgba(0,0,0,.16);
  backdrop-filter: blur(7px);
  transition: border-color .28s, box-shadow .28s, transform .28s var(--ease);
}
.soc-core {
  top: 54%;
  left: 50%;
  width: 46%;
  min-height: 172px;
  padding: 26px;
  display: grid;
  align-content: center;
  border-color: rgba(243,102,31,.76);
  box-shadow:
    0 34px 72px rgba(0,0,0,.48),
    0 0 42px rgba(243,102,31,.11),
    inset 0 0 0 7px rgba(255,255,255,.018),
    inset 0 1px 0 rgba(255,255,255,.12);
  transform: translate(-50%, -50%);
}
.soc-core::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 58px;
  height: 4px;
  background: var(--orange);
}
.soc-core > span,
.soc-node-index {
  color: var(--orange);
  font: 800 9px ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .14em;
}
.soc-inside {
  margin: 12px 0 8px;
  display: flex;
  align-items: end;
  gap: 10px;
}
.soc-inside strong {
  font-size: clamp(27px, 2.7vw, 38px);
  line-height: 1;
  letter-spacing: -.04em;
}
.soc-inside strong b { color: var(--orange); font-size: 1.12em; }
.soc-inside em {
  margin-bottom: 2px;
  padding: 4px 6px 3px;
  border: 1px solid rgba(243,102,31,.76);
  color: var(--white);
  background: rgba(243,102,31,.12);
  font: normal 800 8px ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .12em;
}
.soc-core > small {
  color: #8f989a;
  font: 9px ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .1em;
}
.soc-node {
  width: 35%;
  min-height: 108px;
  padding: 17px;
  display: grid;
  align-content: center;
  gap: 8px;
}
.soc-node > strong { font-size: 19px; letter-spacing: .02em; }
.soc-node > strong b { color: var(--orange); }
.soc-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.soc-tags span {
  padding: 5px 7px 4px;
  border: 1px solid rgba(255,255,255,.2);
  color: #dce1e2;
  border-radius: 4px;
  background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.035));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.07), 0 4px 8px rgba(0,0,0,.12);
  font: 9px ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: .05em;
}
.soc-protection { top: 7%; left: 5%; }
.soc-display { top: 7%; right: 5%; }
.soc-tools { bottom: 3%; left: 5%; width: 41%; min-height: 100px; }
.visual-caption {
  position: absolute;
  right: 32px;
  bottom: 28px;
  left: 32px;
  display: flex;
  align-items: end;
  justify-content: flex-end;
  border-top: 1px solid rgba(255,255,255,.22);
  padding-top: 15px;
}
.visual-caption span { color: #9fa8aa; font-size: 10px; letter-spacing: .16em; }
.visual-caption strong { font-size: 15px; }

.manifesto {
  position: relative;
  z-index: 2;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(255,255,255,.12), transparent 28%, transparent 74%, rgba(120,37,0,.12)),
    var(--orange);
  box-shadow: 0 18px 42px rgba(162, 56, 4, .17), inset 0 1px 0 rgba(255,255,255,.24), inset 0 -8px 18px rgba(135,45,2,.1);
}
.manifesto-grid {
  min-height: 126px;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  align-items: center;
  gap: 30px;
}
.manifesto p, .manifesto strong { margin: 0; }
.manifesto p { font-size: 15px; }
.manifesto strong {
  font-family: "YouYuan", "幼圆", "Arial Rounded MT Bold", "Microsoft YaHei", sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .12em;
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr minmax(340px, 520px);
  gap: 60px;
  align-items: end;
}
.section-heading h2, .capability h2, .about h2 {
  margin: 0;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.06;
  letter-spacing: -.055em;
}
.section-heading > p, .capability-copy > p:last-child, .about-copy > p {
  margin: 0;
  color: var(--muted);
  line-height: 1.9;
}
.selector-tools {
  margin: 58px 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.search-box {
  width: min(100%, 560px);
  min-height: 54px;
  padding: 0 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  box-shadow: 0 10px 26px rgba(23,25,26,.065), inset 0 1px 0 rgba(255,255,255,.9);
  transition: border-color .2s, box-shadow .2s, transform .2s var(--ease);
}
.search-box:focus-within { border-color: var(--orange); box-shadow: 0 0 0 3px var(--orange-soft), 0 16px 32px rgba(23,25,26,.1); transform: translateY(-1px); }
.search-box svg { width: 19px; fill: none; stroke: var(--graphite); stroke-width: 1.8; }
.search-box input { width: 100%; border: 0; outline: 0; color: var(--ink); background: transparent; }
.search-box input::placeholder { color: #9a9e9f; }
#search-status { margin: 0; color: var(--muted); font-size: 13px; }

.product-tables { display: grid; gap: 58px; }
.spec-group {
  min-width: 0;
  overflow: hidden;
  border: 1px solid rgba(23, 25, 26, .14);
  background: var(--white);
  box-shadow: var(--shadow-soft);
  transition: border-color .28s, box-shadow .28s, transform .28s var(--ease);
}
.spec-group[hidden] { display: none; }
.spec-heading {
  min-height: 104px;
  padding: 20px 22px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  color: var(--white);
  border-bottom: 1px solid var(--orange);
  background:
    linear-gradient(180deg, rgba(255,255,255,.17), transparent 68%),
    linear-gradient(105deg, #f57b39, var(--orange) 62%, #dc4c08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.35), inset 0 -7px 15px rgba(133,42,0,.11);
}
.spec-heading > div { display: grid; gap: 9px; }
.spec-heading h3 {
  margin: 0;
  font-size: clamp(27px, 3vw, 39px);
  line-height: 1;
  letter-spacing: -.035em;
}
.spec-index {
  color: rgba(255,255,255,.76);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .16em;
}
.spec-heading-meta {
  display: flex;
  align-items: center;
  gap: 18px;
}
.spec-count { color: rgba(255,255,255,.76); font-size: 11px; white-space: nowrap; }
.spec-nav { display: flex; gap: 7px; }
.spec-nav-button {
  width: 38px;
  height: 38px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.5);
  color: var(--white);
  background: rgba(255,255,255,.1);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.16), 0 5px 12px rgba(123,38,0,.12);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  transition: color .2s, background .2s, border-color .2s, transform .2s var(--ease), opacity .2s;
}
.spec-nav-button:hover:not(:disabled),
.spec-nav-button:focus-visible {
  border-color: var(--white);
  color: var(--orange);
  background: var(--white);
  transform: translateY(-2px);
}
.spec-nav-button:focus-visible { outline: 3px solid rgba(255,255,255,.34); outline-offset: 2px; }
.spec-nav-button:disabled { opacity: .32; cursor: default; }
.spec-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 0;
  background: var(--white);
  scrollbar-width: none;
  -ms-overflow-style: none;
  overscroll-behavior-x: contain;
}
.spec-scroll::-webkit-scrollbar { display: none; }
.spec-scroll:focus-visible { outline: 3px solid var(--orange-soft); outline-offset: 3px; }
.spec-table {
  width: 100%;
  min-width: max-content;
  border-collapse: separate;
  border-spacing: 0;
  color: #4e5356;
  font-size: 11px;
}
.spec-table thead th {
  position: relative;
  z-index: 2;
  min-width: 76px;
  height: 104px;
  padding: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid #bfc2c1;
  color: var(--ink);
  background: #fbfbfa;
  font-weight: 750;
  text-align: left;
  vertical-align: bottom;
}
.spec-table thead th:first-child {
  position: sticky;
  z-index: 4;
  left: 0;
  min-width: 105px;
}
.spec-column-label {
  position: absolute;
  bottom: 10px;
  left: 12px;
  white-space: nowrap;
  transform: rotate(-48deg);
  transform-origin: left bottom;
}
.spec-table thead th:first-child .spec-column-label { transform: none; }
.spec-table tbody th,
.spec-table tbody td {
  min-width: 76px;
  max-width: 230px;
  padding: 9px 10px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  line-height: 1.4;
  text-align: center;
  vertical-align: middle;
}
.spec-table tbody th {
  position: sticky;
  z-index: 3;
  left: 0;
  min-width: 105px;
  color: #282c2e;
  background: #f2f2ef;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  text-align: left;
  white-space: nowrap;
}
.spec-table tbody td { background: rgba(255,255,255,.98); }
.spec-table tbody tr:nth-child(even) td { background: #f4f4f2; }
.spec-table tbody tr:nth-child(even) th { background: #e8e9e6; }
.spec-table tbody tr:hover td,
.spec-table tbody tr.search-match td { color: var(--ink); background: var(--orange-soft); }
.spec-table tbody tr:hover th,
.spec-table tbody tr.search-match th { color: var(--white); background: var(--orange); }
.data-error { margin: 0; padding: 22px; color: #8a2f04; background: var(--orange-soft); }
.product-note { margin: 28px 0 0; color: var(--muted); font-size: 12px; }
.noscript { padding: 20px; color: #8a2f04; background: var(--orange-soft); }

.capability {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 84% 18%, rgba(243,102,31,.18), transparent 28rem),
    radial-gradient(circle at 8% 92%, rgba(255,255,255,.045), transparent 25rem),
    #171b1c;
}
.capability::after {
  content: "";
  position: absolute;
  right: -100px;
  bottom: -180px;
  width: 380px;
  height: 380px;
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 50%;
  box-shadow: inset 0 0 0 48px rgba(255,255,255,.012), inset 0 0 0 96px rgba(243,102,31,.015);
  pointer-events: none;
}
.capability-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; }
.capability-copy { position: sticky; top: 130px; align-self: start; }
.capability-copy h2 { margin-bottom: 34px; }
.capability-copy > p:last-child { color: #a5adaf; }
.capability-list { position: relative; z-index: 1; margin: 0; padding: 0; display: grid; gap: 14px; list-style: none; }
.capability-list li {
  padding: 23px 24px;
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 24px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 11px;
  background: linear-gradient(135deg, rgba(255,255,255,.075), rgba(255,255,255,.025));
  box-shadow: 0 14px 30px rgba(0,0,0,.18), inset 0 1px 0 rgba(255,255,255,.055);
  transition: border-color .25s, background .25s, box-shadow .25s, transform .25s var(--ease);
}
.capability-list li > span { color: var(--orange); font: 12px ui-monospace, monospace; }
.capability-list strong { display: block; margin-bottom: 9px; font-size: 20px; }
.capability-list p { margin: 0; color: #9ea6a8; font-size: 14px; line-height: 1.7; }

.about { background: var(--paper); }
.about-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 6vw, 78px);
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 90px;
  color: var(--white);
  border: 1px solid rgba(255,255,255,.52);
  border-radius: 20px;
  background:
    radial-gradient(circle at 86% 10%, rgba(255,255,255,.25), transparent 18rem),
    linear-gradient(135deg, #f87b37, var(--orange) 55%, #dc4d09);
  box-shadow: 0 32px 65px rgba(174, 60, 5, .22), 0 7px 16px rgba(23,25,26,.11), inset 0 1px 0 rgba(255,255,255,.38), inset 0 -16px 28px rgba(139,44,0,.1);
}
.about-panel::after {
  content: "";
  position: absolute;
  right: -74px;
  bottom: -142px;
  width: 310px;
  height: 310px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 50%;
  box-shadow: inset 0 0 0 38px rgba(255,255,255,.035), inset 0 0 0 78px rgba(255,255,255,.025);
  pointer-events: none;
}
.about-panel > * { position: relative; z-index: 1; }
.about h2 { font-size: clamp(38px, 5vw, 62px); }
.about .eyebrow { color: rgba(255,255,255,.7); }
.about-copy { display: flex; flex-direction: column; justify-content: space-between; }
.about-copy > p { color: rgba(255,255,255,.86); }
.about-copy a { margin-top: 50px; align-self: flex-start; padding-bottom: 5px; border-bottom: 1px solid rgba(255,255,255,.5); font-weight: 700; text-decoration: none; }

.site-footer { padding: 72px 0 28px; color: var(--white); background: #0f1112; box-shadow: inset 0 18px 35px rgba(0,0,0,.28); }
.footer-main { min-height: 100px; display: flex; align-items: start; justify-content: space-between; gap: 30px; }
.footer-brand strong { display: block; font-size: 18px; letter-spacing: .16em; }
.footer-brand small { display: block; margin-top: 6px; color: #8f9698; font-size: 11px; }
.footer-main > p { margin: 0; color: #b5bbbd; font-size: 14px; }
.footer-legal { padding-top: 24px; display: flex; justify-content: space-between; gap: 24px; border-top: 1px solid #303436; color: #7d8587; font-size: 12px; }
.footer-legal a { text-decoration: none; }
.footer-legal a:hover { color: var(--orange); }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (hover: hover) {
  .brand:hover img { filter: drop-shadow(0 8px 10px rgba(23, 25, 26, .2)); transform: translateY(-2px) rotate(-2deg); }
  .soc-node:hover { z-index: 3; border-color: rgba(243,102,31,.66); box-shadow: 0 29px 58px rgba(0,0,0,.4), 0 0 24px rgba(243,102,31,.08), inset 0 1px 0 rgba(255,255,255,.12); transform: translateY(-5px); }
  .spec-group:hover { border-color: rgba(23,25,26,.24); box-shadow: var(--shadow-card); transform: translateY(-3px); }
  .capability-list li:hover { border-color: rgba(243,102,31,.42); background: linear-gradient(135deg, rgba(255,255,255,.095), rgba(243,102,31,.055)); box-shadow: 0 20px 38px rgba(0,0,0,.25), inset 0 1px 0 rgba(255,255,255,.08); transform: translateX(6px); }
}

@media (max-width: 960px) {
  :root { --shell: min(100% - 36px, 760px); }
  .section-pad { padding: 88px 0; }
  .hero { padding-top: 128px; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 60px; }
  .hero-copy, .hero-visual { min-width: 0; }
  .hero-visual { min-height: 500px; transform: none; }
  .manifesto-grid { grid-template-columns: 1fr 1fr; padding: 32px 0; }
  .manifesto strong { grid-column: 1 / -1; }
  .section-heading { grid-template-columns: 1fr; gap: 25px; }
  .capability-grid { grid-template-columns: 1fr; gap: 58px; }
  .capability-copy { position: static; }
  .about-panel { grid-template-columns: 1fr; gap: 45px; }
}

@media (max-width: 720px) {
  :root { --shell: calc(100% - 28px); }
  .header-inner { min-height: 66px; }
  .brand img { width: 36px; height: 36px; }
  .brand span { font-size: 20px; }
  .menu-button {
    width: 44px;
    height: 44px;
    padding: 0 10px;
    display: grid;
    place-items: center;
    border: 0;
    background: transparent;
  }
  .menu-button svg { width: 25px; fill: none; stroke: var(--ink); stroke-width: 1.5; }
  .site-nav {
    position: absolute;
    top: 66px;
    right: 0;
    left: 0;
    padding: 20px 14px 28px;
    display: none;
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--line);
    background: var(--white);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 14px; font-size: 16px; }
  .site-nav a::after { display: none; }
  .hero { min-height: auto; padding: 118px 0 64px; background: var(--paper); }
  .couplet { gap: 15px; }
  .couplet-line { width: calc(100% - 14px); padding: 13px 9px; font-size: clamp(22px, 5.3vw, 26px); font-weight: 900; letter-spacing: .02em; }
  .hero-lead { max-width: 100%; margin-top: 24px; font-size: 16px; overflow-wrap: anywhere; word-break: break-all; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-metrics { margin-top: 45px; gap: 10px; }
  .hero-metrics div { min-width: 0; padding: 12px 10px; flex: 1; }
  .hero-metrics dt { font-size: 20px; }
  .hero-visual { min-height: 420px; }
  .soc-map { bottom: 64px; }
  .soc-node { width: 39%; min-height: 88px; padding: 11px; gap: 6px; }
  .soc-node > strong { font-size: 16px; }
  .soc-node-index { font-size: 7px; }
  .soc-tags { gap: 4px; }
  .soc-tags span { padding: 4px 5px 3px; font-size: 8px; }
  .soc-core { top: 55%; width: 52%; min-height: 136px; padding: 18px; }
  .soc-core > span { font-size: 7px; }
  .soc-inside { margin: 9px 0 6px; gap: 7px; }
  .soc-inside strong { font-size: 27px; }
  .soc-inside em { padding: 3px 4px 2px; font-size: 6px; }
  .soc-core > small { font-size: 7px; }
  .soc-protection { top: 5%; left: 4%; }
  .soc-display { top: 5%; right: 4%; }
  .soc-tools { bottom: 1%; left: 4%; width: 46%; min-height: 84px; }
  .visual-caption { right: 22px; left: 22px; }
  .visual-caption strong { max-width: 140px; text-align: right; }
  .manifesto-grid { grid-template-columns: 1fr; gap: 13px; }
  .manifesto strong { grid-column: auto; margin-top: 10px; }
  .selector-tools { align-items: stretch; flex-direction: column; gap: 12px; }
  .product-tables { gap: 42px; }
  .spec-heading { min-height: 92px; padding: 18px; }
  .spec-heading h3 { font-size: 26px; }
  .spec-heading-meta { gap: 10px; }
  .spec-count { display: none; }
  .spec-nav-button { width: 36px; height: 36px; }
  .spec-table thead th { height: 96px; }
  .about-panel { padding: 32px 24px; }
  .footer-main, .footer-legal { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero-visual { transform: none; }
}