/* =========================================================
   南科泰科技 · 企业官网样式
   Design system: industrial editorial / dark green + lime
   ========================================================= */

:root {
  --ink: #0a1410;
  --ink-soft: #14231b;
  --ink-2: #1b2b22;
  --paper: #f3f6f1;
  --paper-2: #eaf0e9;
  --white: #ffffff;
  --lime: #c8f560;
  --lime-deep: #a9df3f;
  --mint: #dcebdc;
  --cyan: #55d8c4;
  --copper: #f0925f;
  --muted: #5f6c64;
  --muted-light: #9fb0a5;
  --line: rgba(10, 20, 16, 0.12);
  --line-strong: rgba(10, 20, 16, 0.24);
  --dark-line: rgba(255, 255, 255, 0.14);
  --dark-muted: rgba(238, 245, 240, 0.64);
  --shadow-sm: 0 8px 24px rgba(8, 20, 14, 0.06);
  --shadow-md: 0 24px 60px rgba(8, 20, 14, 0.12);
  --radius: 14px;
  --radius-lg: 24px;
  --container: 1240px;
  --header-h: 76px;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  --font-display: "Bahnschrift", "DIN Alternate", "Arial Narrow", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

::selection {
  background: var(--lime);
  color: var(--ink);
}

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 4px;
}

.dark :focus-visible,
.site-footer :focus-visible,
.hero :focus-visible,
.page-hero :focus-visible,
.cta-band :focus-visible {
  outline-color: var(--lime);
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

.narrow {
  width: min(860px, calc(100% - 48px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 999;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--lime);
  color: var(--ink);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* ---------- Shared type ---------- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 24px;
  height: 1px;
  background: currentColor;
  content: "";
}

.eyebrow .num {
  color: var(--ink);
}

.dark .eyebrow,
.hero .eyebrow,
.page-hero .eyebrow,
.cta-band .eyebrow {
  color: var(--muted-light);
}

.dark .eyebrow .num,
.hero .eyebrow .num,
.page-hero .eyebrow .num,
.cta-band .eyebrow .num {
  color: var(--lime);
}

.display {
  font-family: var(--font-display);
  font-size: clamp(34px, 4.2vw, 58px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.12;
}

.section-title {
  max-width: 760px;
  font-size: clamp(30px, 3.5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.section-lead {
  max-width: 540px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 56px;
}

.section-head .section-lead {
  justify-self: end;
  padding-bottom: 5px;
}

.section-head--stack {
  display: block;
  max-width: 760px;
}

.lime {
  color: var(--lime-deep);
}

.dark .lime {
  color: var(--lime);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid currentColor;
  padding-bottom: 3px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
}

.text-link svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s var(--ease);
}

.text-link:hover svg {
  transform: translate(2px, -2px);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.btn svg {
  width: 15px;
  height: 15px;
  transition: transform 0.25s var(--ease);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: var(--ink);
  color: var(--white);
}

.btn--primary:hover {
  background: var(--ink-soft);
}

.btn--lime {
  background: var(--lime);
  color: var(--ink);
}

.btn--lime:hover {
  background: var(--lime-deep);
}

.btn--ghost {
  border-color: rgba(255, 255, 255, 0.28);
  background: transparent;
  color: var(--white);
}

.btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.06);
}

.btn--line {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.btn--line:hover {
  border-color: var(--ink);
  background: var(--white);
}

.btn--sm {
  min-height: 42px;
  padding: 9px 18px;
  font-size: 13px;
}

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  background: rgba(243, 246, 241, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(249, 251, 248, 0.94);
}

.header-inner {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}

.brand-mark {
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.brand-name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.2;
}

.brand-en {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.18em;
  line-height: 1.2;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.site-nav a {
  position: relative;
  padding: 6px 0;
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--ink);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s var(--ease);
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
}

.header-phone svg {
  width: 14px;
  height: 14px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
}

.menu-toggle span {
  position: relative;
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s ease, background 0.25s ease;
}

.menu-toggle span::before,
.menu-toggle span::after {
  position: absolute;
  left: 0;
  width: 18px;
  height: 1.5px;
  background: var(--ink);
  content: "";
  transition: transform 0.25s ease, top 0.25s ease;
}

.menu-toggle span::before {
  top: -6px;
}

.menu-toggle span::after {
  top: 6px;
}

.menu-open .menu-toggle span {
  background: transparent;
}

.menu-open .menu-toggle span::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-open .menu-toggle span::after {
  top: 0;
  transform: rotate(-45deg);
}

.mobile-menu {
  display: none;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  display: flex;
  min-height: clamp(720px, 94vh, 940px);
  align-items: center;
  overflow: hidden;
  background: #07110d;
  color: var(--white);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 64% center;
  opacity: 0.9;
}

.hero-media::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, #07110d 0%, rgba(7, 17, 13, 0.94) 34%, rgba(7, 17, 13, 0.52) 60%, rgba(7, 17, 13, 0.2) 100%),
    linear-gradient(180deg, rgba(7, 17, 13, 0.45) 0%, transparent 40%, rgba(7, 17, 13, 0.7) 100%);
  content: "";
}

.hero-media::before {
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image: linear-gradient(rgba(200, 245, 96, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(200, 245, 96, 0.035) 1px, transparent 1px);
  background-size: 96px 96px;
  content: "";
  mask-image: linear-gradient(90deg, #000 0%, transparent 65%);
  -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 65%);
}

.hero-inner {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 60px;
  align-items: center;
  padding-top: calc(var(--header-h) + 54px);
  padding-bottom: 72px;
}

.hero-copy {
  max-width: 720px;
}

.hero h1 {
  max-width: 740px;
  font-family: var(--font-display);
  font-size: clamp(44px, 5.4vw, 78px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.hero h1 .line {
  display: block;
}

.hero h1 em {
  position: relative;
  color: var(--lime);
  font-style: normal;
  white-space: nowrap;
}

.hero-lead {
  max-width: 580px;
  margin-top: 26px;
  color: var(--dark-muted);
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.85;
}

.hero-lead strong {
  color: var(--white);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.hero-metrics {
  display: grid;
  max-width: 620px;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 48px;
  border-top: 1px solid var(--dark-line);
}

.hero-metric {
  padding: 20px 20px 0 0;
}

.hero-metric + .hero-metric {
  border-left: 1px solid var(--dark-line);
  padding-left: 20px;
}

.hero-metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.hero-metric span {
  display: block;
  margin-top: 6px;
  color: var(--muted-light);
  font-size: 12px;
  line-height: 1.4;
}

.hero-side {
  align-self: end;
  padding-bottom: 14px;
}

.hero-panel {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: 26px;
  background: rgba(10, 23, 17, 0.58);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.hero-panel::before {
  position: absolute;
  top: 0;
  left: 26px;
  width: 52px;
  height: 2px;
  background: var(--lime);
  content: "";
}

.hero-panel-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.hero-panel-label {
  color: var(--muted-light);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-panel-tag {
  border: 1px solid rgba(200, 245, 96, 0.45);
  border-radius: 999px;
  padding: 3px 9px;
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.hero-package-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--dark-line);
  border-radius: 10px;
  background: var(--dark-line);
}

.hero-package-list span {
  padding: 10px 12px;
  background: rgba(15, 30, 22, 0.86);
  color: rgba(238, 245, 240, 0.8);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.hero-panel-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 18px;
  color: var(--muted-light);
  font-size: 11px;
}

.hero-panel-foot a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--lime);
}

.hero-panel-foot svg {
  width: 12px;
  height: 12px;
}

.hero-seal {
  position: absolute;
  right: 32px;
  bottom: 28px;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.5);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.hero-seal::before {
  width: 1px;
  height: 42px;
  background: currentColor;
  content: "";
}

/* ---------- Brand marquee ---------- */

.brand-strip {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.brand-strip-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 24px 0;
}

.brand-strip-label {
  flex: 0 0 auto;
  padding-right: 28px;
  border-right: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  line-height: 1.6;
  text-transform: uppercase;
}

.marquee {
  overflow: hidden;
  flex: 1;
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.marquee-track {
  display: flex;
  width: max-content;
  align-items: center;
  animation: marquee 34s linear infinite;
}

.marquee:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 30px;
  padding-right: 30px;
  color: #53625a;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.marquee-item::after {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--lime-deep);
  content: "";
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

/* ---------- Sections ---------- */

.section {
  padding: 112px 0;
}

.section--tight {
  padding: 80px 0;
}

.section--paper2 {
  background: var(--paper-2);
}

.section--dark {
  background: var(--ink);
  color: var(--white);
}

.section--dark .section-lead {
  color: var(--dark-muted);
}

.section--dark .text-link {
  color: var(--white);
}

/* ---------- Product matrix ---------- */

.product-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}

.product-card {
  position: relative;
  display: flex;
  min-height: 100%;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.product-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}

.product-card--wide {
  grid-column: span 6;
}

.product-card--third {
  grid-column: span 3;
}

.product-card--half {
  grid-column: span 4;
}

.product-card-media {
  position: relative;
  overflow: hidden;
  background: var(--mint);
}

.product-card--wide .product-card-media {
  height: 270px;
}

.product-card--third .product-card-media,
.product-card--half .product-card-media {
  height: 190px;
}

.product-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.product-card:hover .product-card-media img {
  transform: scale(1.045);
}

.product-card-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(7, 17, 13, 0.42) 100%);
  content: "";
}

.product-code {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  padding: 4px 10px;
  background: rgba(7, 17, 13, 0.4);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  backdrop-filter: blur(8px);
}

.product-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px;
}

.product-card--wide .product-card-body {
  padding: 26px;
}

.product-card h3 {
  display: block;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.product-card h3 span {
  display: block;
  margin-top: 4px;
  color: var(--muted-light);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.5;
  text-transform: uppercase;
}

.product-card p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.product-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.tag {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 9px;
  background: rgba(255, 255, 255, 0.5);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  line-height: 1.4;
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
}

.product-card-link svg {
  width: 13px;
  height: 13px;
  transition: transform 0.25s var(--ease);
}

.product-card:hover .product-card-link svg {
  transform: translate(3px, -3px);
}

.product-card--feature {
  background: var(--ink);
  color: var(--white);
}

.product-card--feature .product-card-body {
  justify-content: space-between;
}

.product-card--feature p {
  color: var(--dark-muted);
}

.product-card--feature .tag {
  border-color: var(--dark-line);
  background: transparent;
  color: var(--muted-light);
}

.product-card--feature .product-card-link {
  border-top-color: var(--dark-line);
  color: var(--lime);
}

/* ---------- Capability ---------- */

.capability-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
  gap: 64px;
  align-items: center;
}

.capability-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.capability-media img {
  width: 100%;
  height: 620px;
  object-fit: cover;
}

.capability-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(7, 17, 13, 0.7) 100%);
  content: "";
}

.capability-badge {
  position: absolute;
  right: 20px;
  bottom: 20px;
  left: 20px;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  padding: 16px 18px;
  background: rgba(8, 19, 14, 0.66);
  backdrop-filter: blur(14px);
}

.capability-badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.02em;
}

.capability-badge span {
  display: block;
  margin-top: 2px;
  color: var(--muted-light);
  font-size: 11px;
}

.capability-badge .pulse {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.capability-badge .pulse::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(200, 245, 96, 0.14);
  content: "";
  animation: pulse 2.4s infinite;
}

@keyframes pulse {
  50% {
    box-shadow: 0 0 0 8px rgba(200, 245, 96, 0.04);
  }
}

.capability-copy .display {
  max-width: 560px;
}

.capability-list {
  margin-top: 36px;
  border-top: 1px solid var(--dark-line);
}

.capability-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid var(--dark-line);
}

.capability-index {
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.capability-item h3 {
  font-size: 17px;
  font-weight: 600;
}

.capability-item p {
  margin-top: 5px;
  color: var(--dark-muted);
  font-size: 13px;
  line-height: 1.75;
}

/* ---------- Application grid ---------- */

.application-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.application-card {
  position: relative;
  display: flex;
  min-height: 268px;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  background: var(--white);
  transition: background 0.35s var(--ease), color 0.35s var(--ease), transform 0.35s var(--ease);
}

.application-card:hover {
  background: var(--ink);
  color: var(--white);
  transform: translateY(-4px);
}

.application-icon {
  display: flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  transition: border-color 0.35s ease, color 0.35s ease, background 0.35s ease;
}

.application-icon svg {
  width: 20px;
  height: 20px;
}

.application-card:hover .application-icon {
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--lime);
  background: rgba(255, 255, 255, 0.04);
}

.application-card h3 {
  margin-top: 28px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.application-card p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.application-card:hover p {
  color: var(--dark-muted);
}

.application-card .card-index {
  position: absolute;
  top: 26px;
  right: 26px;
  color: var(--muted-light);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.application-card:hover .card-index {
  color: var(--lime);
}

.application-card .arrow {
  display: inline-flex;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: border-color 0.35s ease, background 0.35s ease;
}

.application-card:hover .arrow {
  border-color: var(--lime);
  background: var(--lime);
  color: var(--ink);
}

.application-card .arrow svg {
  width: 13px;
  height: 13px;
}

/* ---------- Quality ---------- */

.quality-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 70px;
  align-items: center;
}

.quality-media {
  position: relative;
}

.quality-media img {
  width: 100%;
  height: 600px;
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.quality-media-tag {
  position: absolute;
  top: 22px;
  left: 22px;
  border-radius: 999px;
  padding: 7px 13px;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.quality-copy .section-title {
  margin-bottom: 18px;
}

.process-list {
  margin-top: 34px;
  border-top: 1px solid var(--line);
}

.process-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.process-item .step {
  color: var(--muted-light);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.process-item h3 {
  font-size: 16px;
  font-weight: 600;
}

.process-item p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

/* ---------- About snapshot ---------- */

.about-split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 64px;
  align-items: center;
}

.about-copy p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
}

.about-copy p strong {
  color: var(--ink);
  font-weight: 600;
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin-top: 32px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--line);
}

.about-fact {
  padding: 18px;
  background: var(--paper);
}

.about-fact span {
  display: block;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.about-fact strong {
  display: block;
  margin-top: 5px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.about-media {
  position: relative;
}

.about-media img {
  width: 100%;
  height: 560px;
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.about-media-note {
  position: absolute;
  right: -16px;
  bottom: 30px;
  max-width: 260px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px;
  background: var(--lime);
  color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.about-media-note span {
  display: block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
}

.about-media-note strong {
  display: block;
  margin-top: 4px;
  font-size: 15px;
  line-height: 1.5;
}

/* ---------- Insights ---------- */

.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.insight-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  background: var(--white);
  transition: border-color 0.3s ease, transform 0.3s var(--ease);
}

.insight-card h3 a::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
}

.insight-card .text-link {
  position: relative;
  z-index: 1;
}

.insight-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
}

.insight-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.insight-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--muted-light);
}

.insight-card h3 {
  margin-top: 22px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.45;
}

.insight-card p {
  flex: 1;
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.insight-card .text-link {
  align-self: flex-start;
  margin-top: 22px;
  font-size: 12px;
}

.insight-grid--two {
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 1fr;
}

.insight-grid--two .insight-card {
  padding: 32px;
}

.insight-grid--two .insight-card h3 {
  font-size: 23px;
}

/* ---------- CTA ---------- */

.cta-band {
  position: relative;
  overflow: hidden;
  padding: 88px 0;
  background: var(--ink);
  color: var(--white);
}

.cta-band::before {
  position: absolute;
  top: 50%;
  right: -140px;
  width: 620px;
  height: 620px;
  border: 1px solid rgba(200, 245, 96, 0.14);
  border-radius: 50%;
  content: "";
  transform: translateY(-50%);
}

.cta-band::after {
  position: absolute;
  top: 50%;
  right: -30px;
  width: 400px;
  height: 400px;
  border: 1px solid rgba(200, 245, 96, 0.2);
  border-radius: 50%;
  content: "";
  transform: translateY(-50%);
}

.cta-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: end;
}

.cta-band h2 {
  max-width: 800px;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.18;
}

.cta-band p {
  max-width: 600px;
  margin-top: 18px;
  color: var(--dark-muted);
  font-size: 15px;
  line-height: 1.8;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

/* ---------- Footer ---------- */

.site-footer {
  background: #07110d;
  color: var(--white);
  padding: 72px 0 28px;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--dark-line);
}

.footer-brand .brand {
  color: var(--white);
}

.footer-brand .brand-en {
  color: var(--muted-light);
}

.footer-brand p {
  max-width: 320px;
  margin-top: 20px;
  color: var(--dark-muted);
  font-size: 13px;
  line-height: 1.85;
}

.footer-col h3 {
  margin-bottom: 18px;
  color: var(--muted-light);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a,
.footer-col span {
  color: var(--dark-muted);
  font-size: 13px;
  line-height: 1.6;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--lime);
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
}

.footer-contact svg {
  width: 13px;
  height: 13px;
  flex: 0 0 auto;
  margin-top: 4px;
  color: var(--lime);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 24px;
  color: rgba(238, 245, 240, 0.42);
  font-size: 11px;
  line-height: 1.7;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-legal span {
  color: rgba(238, 245, 240, 0.42);
}

.footer-wordmark {
  margin-top: 32px;
  color: rgba(255, 255, 255, 0.035);
  font-family: var(--font-display);
  font-size: clamp(70px, 12vw, 170px);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 0.8;
  text-align: center;
  user-select: none;
}

/* ---------- Page hero ---------- */

.page-hero {
  position: relative;
  display: flex;
  min-height: 440px;
  align-items: flex-end;
  overflow: hidden;
  padding: calc(var(--header-h) + 60px) 0 66px;
  background: var(--ink);
  color: var(--white);
}

.page-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.38;
}

.page-hero-media::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 17, 13, 0.55) 0%, rgba(7, 17, 13, 0.7) 55%, #07110d 100%),
    linear-gradient(90deg, rgba(7, 17, 13, 0.9) 0%, rgba(7, 17, 13, 0.25) 100%);
  content: "";
}

.page-hero-inner {
  position: relative;
  z-index: 2;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 30px;
  color: var(--muted-light);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.breadcrumbs a:hover {
  color: var(--lime);
}

.breadcrumbs .sep {
  color: rgba(255, 255, 255, 0.28);
}

.page-hero h1 {
  max-width: 900px;
  font-family: var(--font-display);
  font-size: clamp(38px, 5vw, 66px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.page-hero-sub {
  max-width: 680px;
  margin-top: 20px;
  color: var(--dark-muted);
  font-size: 16px;
  line-height: 1.85;
}

.page-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-hero-meta .tag {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted-light);
}

/* ---------- Stats band ---------- */

.stats-band {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  padding: 30px 28px;
  border-left: 1px solid var(--line);
}

.stat-item:first-child {
  border-left: 0;
  padding-left: 0;
}

.stat-item strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.stat-item span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------- Catalog ---------- */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 32px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.filter-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-btn {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 15px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.filter-btn:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}

.filter-btn.is-active {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--white);
}

.filter-note {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.catalog-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: border-color 0.3s ease, transform 0.3s var(--ease), box-shadow 0.3s ease;
}

.catalog-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-sm);
  transform: translateY(-4px);
}

.catalog-card.is-hidden {
  display: none;
}

.catalog-media {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: var(--paper-2);
}

.catalog-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}

.catalog-card:hover .catalog-media img {
  transform: scale(1.05);
}

.catalog-media .product-code {
  color: var(--white);
}

.catalog-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px;
}

.catalog-body h2,
.catalog-body h3 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.catalog-body > p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.catalog-specs {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.catalog-specs li {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 8px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.catalog-specs li span {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
}

.catalog-body .product-card-tags {
  margin-top: 14px;
}

.catalog-body .text-link {
  margin-top: auto;
  padding-top: 18px;
  border: 0;
  font-size: 12px;
}

/* ---------- Data table ---------- */

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.data-table th,
.data-table td {
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.65;
  text-align: left;
  vertical-align: top;
}

.data-table th {
  background: var(--paper-2);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.data-table td {
  color: var(--muted);
}

.data-table tr:last-child td {
  border-bottom: 0;
}

.data-table td:first-child {
  color: var(--ink);
  font-weight: 600;
  white-space: nowrap;
}

.data-table code {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 11px;
}

.table-note {
  margin-top: 12px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

/* ---------- Scenario ---------- */

.scenario-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.scenario {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
}

.scenario:nth-child(even) .scenario-media {
  order: 2;
}

.scenario-media {
  position: relative;
  min-height: 420px;
  overflow: hidden;
}

.scenario-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.scenario-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(7, 17, 13, 0.52) 100%);
  content: "";
}

.scenario-index {
  position: absolute;
  top: 22px;
  left: 22px;
  z-index: 2;
  border-radius: 999px;
  padding: 5px 11px;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.scenario-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 46px;
}

.scenario-copy h2 {
  font-size: clamp(25px, 2.6vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.scenario-copy > p {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.scenario-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 20px;
}

.scenario-points {
  display: grid;
  gap: 8px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.scenario-points li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}

.scenario-points li::before {
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--lime-deep);
  content: "";
}

.scenario-copy .text-link {
  align-self: flex-start;
  margin-top: 24px;
}

/* ---------- About page ---------- */

.profile-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 72px;
}

.profile-main p {
  margin-top: 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.95;
}

.profile-main .dropcap::first-letter {
  float: left;
  margin: 7px 8px 0 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 54px;
  font-weight: 700;
  line-height: 0.8;
}

.profile-aside {
  border-top: 1px solid var(--line);
}

.profile-aside dl {
  margin: 0;
}

.profile-aside div {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.profile-aside dt {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  line-height: 1.8;
}

.profile-aside dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
}

.profile-aside dd code {
  font-family: var(--font-mono);
  font-size: 11px;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.value-card {
  border: 1px solid var(--dark-line);
  border-radius: var(--radius);
  padding: 30px;
  background: rgba(255, 255, 255, 0.02);
}

.value-card .num {
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.value-card h3 {
  margin-top: 28px;
  font-size: 20px;
  font-weight: 600;
}

.value-card p {
  margin-top: 10px;
  color: var(--dark-muted);
  font-size: 13px;
  line-height: 1.8;
}

.fact-table {
  width: 100%;
  border-collapse: collapse;
}

.fact-table th,
.fact-table td {
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  text-align: left;
  vertical-align: top;
}

.fact-table th {
  width: 150px;
  color: var(--muted);
  font-weight: 400;
}

.fact-table td {
  color: var(--ink);
}

.fact-table code {
  font-family: var(--font-mono);
  font-size: 11px;
}

/* ---------- Contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 64px;
  align-items: start;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 34px;
}

.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  background: var(--white);
}

.contact-card .icon {
  display: flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--paper-2);
  color: var(--ink);
}

.contact-card .icon svg {
  width: 16px;
  height: 16px;
}

.contact-card span {
  display: block;
  margin-top: 16px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-card strong,
.contact-card a {
  display: block;
  margin-top: 4px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  word-break: break-word;
}

.contact-card a:hover {
  color: var(--lime-deep);
}

.contact-card small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.contact-card--wide {
  grid-column: span 2;
}

.contact-form-wrap {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.contact-form-wrap h2 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.contact-form-wrap > p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-field--full {
  grid-column: span 2;
}

.form-field label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.form-field label .req {
  color: var(--copper);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 13px;
  background: var(--paper);
  font-size: 13px;
  line-height: 1.5;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.form-field textarea {
  min-height: 120px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--ink);
  background: var(--white);
  outline: none;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #96a29a;
}

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}

.form-consent input {
  width: 14px;
  height: 14px;
  margin-top: 3px;
  accent-color: var(--ink);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 22px;
}

.form-status {
  min-height: 18px;
  font-size: 11px;
  line-height: 1.5;
}

.form-status.is-error {
  color: #b33b20;
}

.form-status.is-success {
  color: #2f6b38;
}

.form-note {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
  line-height: 1.7;
}

.location-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: stretch;
}

.location-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: var(--white);
  padding: 40px;
}

.location-card::before {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(200, 245, 96, 0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(200, 245, 96, 0.06) 1px, transparent 1px);
  background-size: 42px 42px;
  content: "";
  mask-image: linear-gradient(180deg, #000, transparent 75%);
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 75%);
}

.location-card > * {
  position: relative;
  z-index: 2;
}

.location-card .pin {
  display: flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(200, 245, 96, 0.4);
  border-radius: 50%;
  color: var(--lime);
}

.location-card .pin svg {
  width: 22px;
  height: 22px;
}

.location-card h2 {
  margin-top: 56px;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.location-card p {
  max-width: 460px;
  margin-top: 12px;
  color: var(--dark-muted);
  font-size: 14px;
  line-height: 1.8;
}

.location-card .text-link {
  margin-top: 24px;
  color: var(--lime);
}

.route-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  background: var(--white);
}

.route-card h3 {
  font-size: 19px;
  font-weight: 700;
}

.route-list {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.route-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
}

.route-item .num {
  display: flex;
  width: 30px;
  height: 30px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 9px;
}

.route-item strong {
  display: block;
  font-size: 13px;
  font-weight: 600;
}

.route-item p {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.route-card .btn {
  align-self: flex-start;
  margin-top: 28px;
}

/* ---------- FAQ ---------- */

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 0;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary .plus {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.faq-item summary .plus::before,
.faq-item summary .plus::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 1.5px;
  background: var(--ink);
  content: "";
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease;
}

.faq-item summary .plus::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item[open] summary .plus::after {
  transform: translate(-50%, -50%) rotate(0);
}

.faq-item p {
  max-width: 900px;
  padding: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

/* ---------- Article ---------- */

.article-hero {
  padding: calc(var(--header-h) + 56px) 0 54px;
  background: var(--ink);
  color: var(--white);
}

.article-hero h1 {
  max-width: 900px;
  font-family: var(--font-display);
  font-size: clamp(34px, 4.4vw, 56px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.14;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
  color: var(--muted-light);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.article-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--muted-light);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 64px;
  align-items: start;
}

.prose {
  min-width: 0;
  max-width: 780px;
  font-size: 15px;
  line-height: 1.95;
}

.prose > * + * {
  margin-top: 20px;
}

.prose h2 {
  margin-top: 52px;
  padding-top: 12px;
  font-size: 27px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.4;
}

.prose h3 {
  margin-top: 34px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
}

.prose p {
  color: #38463e;
}

.prose strong {
  color: var(--ink);
  font-weight: 600;
}

.prose a {
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
}

.prose ul,
.prose ol {
  padding-left: 1.25em;
}

.prose ul {
  list-style: disc;
}

.prose ol {
  list-style: decimal;
}

.prose li {
  margin-top: 8px;
  padding-left: 4px;
  color: #38463e;
}

.prose li::marker {
  color: var(--lime-deep);
}

.prose .table-wrap {
  margin-top: 30px;
}

.prose .data-table {
  min-width: 620px;
}

.prose .data-table th,
.prose .data-table td {
  font-size: 12px;
}

.prose blockquote {
  margin-top: 32px;
  border-left: 3px solid var(--lime-deep);
  padding: 18px 22px;
  background: var(--paper-2);
  color: var(--ink);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.85;
}

.prose .callout {
  margin-top: 32px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px 24px;
  background: var(--white);
}

.prose .callout strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.prose .callout p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

.prose figure {
  margin-top: 34px;
}

.prose figure img {
  width: 100%;
  border-radius: var(--radius);
}

.prose figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.6;
}

.article-aside {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

.article-aside h2 {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-toc {
  margin-top: 16px;
  display: grid;
  gap: 9px;
}

.article-toc a {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.article-toc a:hover {
  color: var(--ink);
}

.article-aside .btn {
  width: 100%;
  margin-top: 24px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 36px;
}

/* ---------- Reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 80ms;
}

.reveal-delay-2 {
  transition-delay: 160ms;
}

.reveal-delay-3 {
  transition-delay: 240ms;
}

/* ---------- Responsive ---------- */

@media (max-width: 1120px) {
  .site-nav {
    gap: 20px;
  }

  .header-phone {
    display: none;
  }

  .product-card--third {
    grid-column: span 4;
  }

  .product-card--third:last-child {
    grid-column: span 4;
  }

  .footer-top {
    grid-template-columns: 1.2fr 0.7fr 0.7fr 1fr;
    gap: 32px;
  }

  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-inner {
    gap: 36px;
  }

  .article-layout {
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 40px;
  }
}

@media (max-width: 960px) {
  :root {
    --header-h: 68px;
  }

  .container {
    width: min(var(--container), calc(100% - 36px));
  }

  .site-nav,
  .header-actions .btn {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .mobile-menu {
    position: fixed;
    top: var(--header-h);
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 90;
    display: flex;
    visibility: hidden;
    flex-direction: column;
    justify-content: space-between;
    padding: 34px 24px calc(24px + env(safe-area-inset-bottom));
    background: var(--ink);
    color: var(--white);
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  }

  .menu-open .mobile-menu {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .mobile-menu nav {
    display: flex;
    flex-direction: column;
  }

  .mobile-menu nav a {
    padding: 16px 0;
    border-bottom: 1px solid var(--dark-line);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.4;
  }

  .mobile-menu nav a small {
    margin-left: 8px;
    color: var(--muted-light);
    font-family: var(--font-mono);
    font-size: 9px;
    font-weight: 400;
    letter-spacing: 0.08em;
  }

  .mobile-menu-foot {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .mobile-menu-foot a:not(.btn) {
    color: var(--muted-light);
    font-size: 13px;
  }

  .mobile-menu-foot .btn {
    width: 100%;
  }

  .hero {
    min-height: 0;
  }

  .hero-media::after {
    background:
      linear-gradient(180deg, rgba(7, 17, 13, 0.72) 0%, rgba(7, 17, 13, 0.48) 42%, rgba(7, 17, 13, 0.86) 100%),
      linear-gradient(90deg, rgba(7, 17, 13, 0.78) 0%, rgba(7, 17, 13, 0.32) 100%);
  }

  .hero-lead {
    color: rgba(238, 245, 240, 0.8);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    padding-top: calc(var(--header-h) + 64px);
    padding-bottom: 54px;
  }

  .hero-side {
    display: none;
  }

  .hero h1 {
    font-size: clamp(42px, 7vw, 62px);
  }

  .section {
    padding: 84px 0;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 40px;
  }

  .section-head .section-lead {
    justify-self: start;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-card--wide,
  .product-card--third,
  .product-card--half {
    grid-column: span 1;
  }

  .product-card--wide .product-card-media {
    height: 220px;
  }

  .product-card--third:last-child {
    grid-column: span 2;
  }

  .capability-grid,
  .quality-grid,
  .about-split,
  .contact-grid,
  .profile-grid,
  .location-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .capability-media img,
  .quality-media img,
  .about-media img {
    height: 480px;
  }

  .application-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .insight-grid {
    grid-template-columns: 1fr;
  }

  .scenario {
    grid-template-columns: 1fr;
  }

  .scenario:nth-child(even) .scenario-media {
    order: 0;
  }

  .scenario-media {
    min-height: 300px;
  }

  .scenario-copy {
    padding: 32px;
  }

  .cta-grid {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .cta-actions {
    justify-content: flex-start;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .footer-brand {
    grid-column: span 2;
  }

  .article-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .article-aside {
    display: none;
  }
}

@media (max-width: 680px) {
  .container,
  .narrow {
    width: calc(100% - 32px);
  }

  .section {
    padding: 68px 0;
  }

  .section--tight {
    padding: 54px 0;
  }

  .homeline {
    display: none;
  }

  .hero h1 {
    font-size: clamp(38px, 10.5vw, 52px);
    letter-spacing: -0.03em;
  }

  .hero-lead {
    margin-top: 20px;
    font-size: 14px;
  }

  .hero-actions {
    margin-top: 26px;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
  }

  .hero-metrics {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 36px;
  }

  .hero-metric {
    padding: 16px 10px 0 0;
  }

  .hero-metric + .hero-metric {
    padding-left: 10px;
  }

  .hero-metric strong {
    font-size: 24px;
  }

  .hero-metric span {
    font-size: 10px;
  }

  .hero-seal {
    display: none;
  }

  .brand-strip-inner {
    display: block;
    padding: 18px 0;
  }

  .brand-strip-label {
    border-right: 0;
    padding: 0 0 12px;
  }

  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-card--third:last-child {
    grid-column: span 1;
  }

  .product-card--wide .product-card-media,
  .product-card--third .product-card-media {
    height: 210px;
  }

  .application-grid {
    grid-template-columns: 1fr;
  }

  .application-card {
    min-height: 230px;
  }

  .value-grid {
    grid-template-columns: 1fr;
  }

  .cta-band {
    padding: 64px 0;
  }

  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: span 1;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-item {
    padding: 22px 18px;
  }

  .stat-item:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }

  .stat-item:nth-child(3),
  .stat-item:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .filter-bar {
    align-items: flex-start;
  }

  .filter-note {
    display: none;
  }

  .catalog-grid {
    grid-template-columns: 1fr;
  }

  .contact-cards {
    grid-template-columns: 1fr;
  }

  .contact-card--wide {
    grid-column: span 1;
  }

  .contact-form-wrap {
    padding: 24px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-field--full {
    grid-column: span 1;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .page-hero {
    min-height: 360px;
    padding: calc(var(--header-h) + 46px) 0 48px;
  }

  .page-hero h1 {
    font-size: clamp(34px, 9vw, 48px);
  }

  .page-hero-sub {
    font-size: 14px;
  }

  .scenario-copy {
    padding: 26px;
  }

  .scenario-media {
    min-height: 240px;
  }

  .location-card {
    padding: 28px;
  }

  .route-card {
    padding: 26px;
  }

  .prose {
    font-size: 14px;
  }

  .prose h2 {
    font-size: 23px;
  }

  .article-hero h1 {
    font-size: clamp(30px, 8.8vw, 42px);
  }

  .footer-wordmark {
    font-size: 15vw;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .marquee-track {
    animation: none;
  }
}

/* ---------- Print ---------- */

@media print {
  .site-header,
  .site-footer,
  .cta-band,
  .hero-side,
  .hero-actions,
  .filter-bar,
  .btn {
    display: none !important;
  }

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

  .hero {
    min-height: 0;
    background: #fff;
    color: #000;
    padding: 30px 0;
  }

  .hero-media {
    display: none;
  }
}