/* Wanyu Soft — main.css | tokens + layout + motion hooks */
:root {
  --color-bg: #ffffff;
  --color-bg-muted: #f5f7f8;
  --color-ink: #101828;
  --color-muted: #5a6473;
  --color-line: #e4e7ec;
  --color-accent: #0fb5a6;
  --color-bg-deep: #0a0f1a;
  --color-surface-deep: #111827;
  --color-ink-on-deep: #f5f7fa;
  --color-muted-on-deep: #a8b0bd;
  --color-line-on-deep: rgba(255, 255, 255, 0.1);
  --color-line-on-deep-strong: rgba(255, 255, 255, 0.16);
  --color-card-hover-deep: #161f2e;
  --color-grid-line: rgba(255, 255, 255, 0.04);
  --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-num: "Inter", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --text-h1: clamp(56px, 5vw, 72px);
  --text-h2: clamp(32px, 3vw, 40px);
  --text-body: 16px;
  --text-small: 13px;
  --text-label: 11px;
  --text-index: 12px;
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;
  --space-9: 120px;
  --radius-1: 4px;
  --radius-2: 8px;
  --radius-3: 16px;
  --nav-h: 76px;
  --nav-h-solid: 60px;
  --container: 1200px;
  --gutter: 24px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --z-content: 1;
  --z-header: 50;
  --z-progress: 60;
  --z-overlay: 65;
  --z-drawer: 70;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: 1.75;
  color: var(--color-ink);
  background: var(--color-bg);
  font-variant-numeric: tabular-nums;
}

body.theme-dark {
  color: var(--color-ink-on-deep);
  background: var(--color-bg-deep);
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }

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

.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
}

/* Focus */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Progress */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-progress);
  height: 2px;
  width: 100%;
  background: transparent;
  transform-origin: left center;
  transform: scaleX(0);
  background: var(--color-accent);
  pointer-events: none;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: var(--z-header);
  height: var(--nav-h);
  transition: height 240ms var(--ease-out), background 240ms var(--ease-out), backdrop-filter 240ms var(--ease-out);
  border-bottom: 1px solid transparent;
}

.site-header.is-solid {
  height: var(--nav-h-solid);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.theme-dark .site-header.is-solid {
  background: rgba(10, 15, 26, 0.82);
  border-bottom-color: var(--color-line-on-deep);
}

.theme-light .site-header.is-solid,
.theme-light .site-header {
  background: rgba(255, 255, 255, 0.86);
  border-bottom-color: var(--color-line);
}

.theme-light .site-header:not(.is-solid) {
  background: rgba(255, 255, 255, 0.72);
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.brand {
  display: grid;
  gap: 2px;
  padding-left: 12px;
  position: relative;
  color: var(--color-ink-on-deep);
}

.theme-light .brand { color: var(--color-ink); }

.brand::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--color-accent);
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.brand-en {
  font-family: var(--font-num);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-muted-on-deep);
  font-weight: 500;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  position: relative;
  padding: 10px 12px;
  font-size: 14px;
  letter-spacing: -0.01em;
  color: var(--color-muted-on-deep);
  transition: color 200ms var(--ease-out);
}

.theme-light .nav-links a { color: var(--color-muted); }

.nav-links a::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 6px;
  height: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 200ms var(--ease-out);
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--color-ink-on-deep);
}

.theme-light .nav-links a:hover,
.theme-light .nav-links a.is-active {
  color: var(--color-ink);
}

.nav-links a:hover::after,
.nav-links a.is-active::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-line-on-deep);
  border-radius: var(--radius-1);
  align-items: center;
  justify-content: center;
  color: var(--color-ink-on-deep);
}

.theme-light .nav-toggle {
  border-color: var(--color-line);
  color: var(--color-ink);
}

.nav-toggle svg { width: 24px; height: 24px; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.02em;
  border-radius: var(--radius-1);
  border: 1px solid transparent;
  transition: transform 200ms var(--ease-out), background 200ms var(--ease-out), border-color 200ms var(--ease-out), color 200ms var(--ease-out);
}

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

.btn-primary {
  background: var(--color-accent);
  color: #06201d;
}

.btn-primary:hover { filter: brightness(1.05); }

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

.btn-ghost:hover { border-color: var(--color-ink-on-deep); }

.theme-light .btn-ghost {
  border-color: var(--color-line);
  color: var(--color-ink);
}

.theme-light .btn-ghost:hover { border-color: var(--color-ink); }

.btn-dark {
  background: var(--color-ink);
  color: #fff;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  color: var(--color-ink-on-deep);
  background: var(--color-bg-deep);
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 72% 38%, rgba(15, 181, 166, 0.12), transparent 60%),
    radial-gradient(ellipse 45% 40% at 12% 78%, rgba(255, 255, 255, 0.04), transparent 55%),
    var(--color-bg-deep);
}

.hero-photo {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(10, 15, 26, 0.92) 0%, rgba(10, 15, 26, 0.55) 42%, rgba(10, 15, 26, 0.25) 68%, rgba(10, 15, 26, 0.55) 100%),
    url("../img/hero-atmosphere.webp") center / cover no-repeat;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: -5%;
  background-image:
    linear-gradient(var(--color-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  will-change: transform;
  pointer-events: none;
  opacity: 0.55;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 15, 26, 0.72) 0%, rgba(10, 15, 26, 0.2) 50%, transparent 72%),
    linear-gradient(180deg, rgba(10, 15, 26, 0.4) 0%, transparent 28%, rgba(10, 15, 26, 0.88) 100%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: var(--z-content);
  padding: calc(var(--nav-h) + 64px) 0 48px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--gutter);
  align-items: end;
}

.hero-copy { min-width: 0; }

.hero-visual {
  position: relative;
  border-radius: var(--radius-3);
  overflow: hidden;
  border: 1px solid var(--color-line-on-deep);
  min-height: 420px;
  background: var(--color-surface-deep);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 420px;
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 40%;
  background: linear-gradient(180deg, transparent, rgba(10, 15, 26, 0.55));
  pointer-events: none;
}

.hero-brand {
  margin: 0 0 16px;
  font-size: var(--text-h1);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

.hero-tag {
  margin: 0 0 16px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-ink-on-deep);
}

.hero-lead {
  margin: 0 0 32px;
  max-width: 36em;
  color: var(--color-muted-on-deep);
  font-size: 16px;
}

.hero-foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--color-line-on-deep);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-muted-on-deep);
}

.hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.hero-scroll i {
  width: 1px;
  height: 28px;
  background: linear-gradient(180deg, var(--color-accent), transparent);
  display: block;
}

/* Hero lines motion */
.hero-line {
  display: block;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 560ms var(--ease-out), transform 560ms var(--ease-out);
}

.hero-line.is-in {
  opacity: 1;
  transform: none;
}

.hero-line.d1 { transition-delay: 60ms; }
.hero-line.d2 { transition-delay: 120ms; }
.hero-line.d3 { transition-delay: 180ms; }
.hero-line.d4 { transition-delay: 240ms; }

/* Marquee */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--color-line-on-deep);
  background: var(--color-bg-deep);
  color: var(--color-muted-on-deep);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee-x 36s linear infinite;
  will-change: transform;
}

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

.marquee-group {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 16px 0;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
}

.marquee-group span {
  padding: 0 24px;
}

.marquee-group span::after {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  margin-left: 24px;
  border-radius: 50%;
  background: var(--color-accent);
  vertical-align: middle;
  opacity: 0.9;
}

@keyframes marquee-x {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-50%, 0, 0); }
}

/* Sections */
.section {
  padding: var(--space-9) 0;
  position: relative;
}

.section-m { padding: var(--space-8) 0; }
.section-s { padding: var(--space-7) 0; }

.section-deep {
  background: var(--color-bg-deep);
  color: var(--color-ink-on-deep);
}

.section-muted {
  background: var(--color-bg-muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  font-family: var(--font-num);
  font-size: var(--text-index);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.eyebrow::before {
  content: "";
  width: 16px;
  height: 1px;
  background: currentColor;
}

.section-head {
  max-width: 40rem;
  margin-bottom: 48px;
}

.section-head h2 {
  margin: 0 0 16px;
  font-size: var(--text-h2);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.section-head p {
  margin: 0;
  color: var(--color-muted-on-deep);
}

.theme-light .section-head p,
.section-muted .section-head p {
  color: var(--color-muted);
}

/* Institution */
.editorial {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--gutter);
  align-items: end;
}

.editorial-copy p {
  margin: 0;
  color: var(--color-muted-on-deep);
  max-width: 36em;
}

.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--color-line-on-deep);
  border-top: 1px solid var(--color-line-on-deep);
}

.metric {
  background: var(--color-bg-deep);
  padding: 24px 16px 8px 0;
}

.metric-num {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(32px, 4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 8px;
  color: var(--color-ink-on-deep);
}

.metric-label {
  font-size: var(--text-small);
  color: var(--color-muted-on-deep);
}

.theme-light .metric-grid,
.section-muted .metric-grid {
  background: var(--color-line);
  border-top-color: var(--color-line);
}

.theme-light .metric,
.section-muted .metric {
  background: var(--color-bg-muted);
}

.theme-light .metric-num,
.section-muted .metric-num {
  color: var(--color-ink);
}

.theme-light .metric-label,
.section-muted .metric-label {
  color: var(--color-muted);
}

/* Capabilities */
.cap-list { border-top: 1px solid var(--color-line-on-deep); }

.theme-light .cap-list,
.section-muted .cap-list { border-top-color: var(--color-line); }

.cap-row {
  display: grid;
  grid-template-columns: 48px 160px 1fr 24px;
  gap: var(--gutter);
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-line-on-deep);
  transition: background 200ms var(--ease-out);
}

.theme-light .cap-row,
.section-muted .cap-row { border-bottom-color: var(--color-line); }

.cap-row:hover { background: linear-gradient(90deg, rgba(15, 181, 166, 0.06), transparent 50%); }

.cap-idx {
  font-family: var(--font-num);
  font-size: var(--text-index);
  color: var(--color-muted-on-deep);
  font-weight: 600;
}

.theme-light .cap-idx,
.section-muted .cap-idx { color: var(--color-muted); }

.cap-row h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.cap-row p {
  margin: 0;
  color: var(--color-muted-on-deep);
  font-size: 15px;
}

.theme-light .cap-row p,
.section-muted .cap-row p { color: var(--color-muted); }

.cap-row .i-arrow {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  opacity: 0.4;
  transform: translateX(0);
  transition: transform 200ms var(--ease-out), opacity 200ms var(--ease-out);
}

.cap-row:hover .i-arrow {
  opacity: 1;
  transform: translateX(6px);
}

/* Products staggered */
.product-grid {
  display: grid;
  gap: var(--gutter);
}

.product-row {
  display: grid;
  gap: var(--gutter);
}

.product-row-1 {
  grid-template-columns: 7fr 5fr;
}

.product-row-2 {
  grid-template-columns: 4fr 4fr 4fr;
}

.product-row-3 {
  grid-template-columns: 5fr 7fr;
}

.product-card {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  border: 1px solid var(--color-line-on-deep);
  border-radius: var(--radius-2);
  background: var(--color-surface-deep);
  transition: transform 200ms var(--ease-out);
  min-height: 320px;
  color: inherit;
  overflow: hidden;
}

.product-row-2 .product-card { min-height: 240px; }

.product-card:hover { transform: translateY(-4px); }

.product-media {
  position: relative;
  height: 160px;
  overflow: hidden;
  background: #0c1522;
}

.product-row-1 .product-media,
.product-row-3 .product-media { height: 200px; }

.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms var(--ease-out);
}

.product-card:hover .product-media img { transform: scale(1.04); }

.product-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px;
  flex: 1;
  justify-content: flex-end;
}

.theme-light .product-card,
.products-page .product-card {
  background: var(--color-bg);
  border-color: var(--color-line);
  color: var(--color-ink);
}

.product-ver {
  display: inline-flex;
  align-self: flex-start;
  padding: 4px 8px;
  font-family: var(--font-num);
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  border: 1px solid rgba(15, 181, 166, 0.35);
  border-radius: var(--radius-1);
  margin-bottom: auto;
}

.product-card h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.product-card p {
  margin: 0;
  font-size: 15px;
  color: var(--color-muted-on-deep);
}

.theme-light .product-card p,
.products-page .product-card p { color: var(--color-muted); }

.product-card.is-more {
  border-style: dashed;
}

.product-card.is-more .product-body {
  justify-content: center;
  min-height: 200px;
}

/* Visual feature band */
.visual-band {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--gutter);
  align-items: center;
}

.visual-band-media {
  border-radius: var(--radius-3);
  overflow: hidden;
  border: 1px solid var(--color-line-on-deep);
  min-height: 360px;
  background: var(--color-surface-deep);
}

.visual-band-media img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.theme-light .visual-band-media,
.section-muted .visual-band-media {
  border-color: var(--color-line);
}

.visual-band-copy h2 {
  margin: 0 0 16px;
  font-size: var(--text-h2);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.visual-band-copy p {
  margin: 0 0 24px;
  color: var(--color-muted-on-deep);
}

.theme-light .visual-band-copy p,
.section-muted .visual-band-copy p {
  color: var(--color-muted);
}

/* Advantage 7:5 */
.adv-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: var(--gutter);
}

.adv-lead,
.adv-stack article {
  padding: 32px 24px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  background: var(--color-bg);
  transition: transform 200ms var(--ease-out);
}

.adv-lead {
  min-height: 100%;
  background: var(--color-bg-deep);
  color: var(--color-ink-on-deep);
  border-color: var(--color-line-on-deep);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.adv-lead:hover,
.adv-stack article:hover { transform: translateY(-4px); }

.adv-stack {
  display: grid;
  gap: var(--gutter);
}

.adv-idx {
  font-family: var(--font-num);
  font-size: var(--text-index);
  color: var(--color-muted);
  font-weight: 600;
}

.adv-lead .adv-idx { color: var(--color-accent); }

.adv-lead h3,
.adv-stack h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.adv-lead p,
.adv-stack p {
  margin: 0;
  font-size: 15px;
}

.adv-lead p { color: var(--color-muted-on-deep); }
.adv-stack p { color: var(--color-muted); }

/* Contact band */
.contact-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
  padding: 48px 32px;
  background: var(--color-surface-deep);
  border: 1px solid var(--color-line-on-deep);
  border-radius: var(--radius-2);
}

.contact-band .item {
  display: grid;
  gap: 8px;
}

.contact-band .label {
  font-family: var(--font-num);
  font-size: var(--text-index);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
}

.contact-band .value {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-ink-on-deep);
}

.contact-band .value a:hover { color: var(--color-accent); }

.contact-band .band-cta {
  grid-column: 1 / -1;
  margin-top: 8px;
}

/* Page hero (inner light) */
.page-hero {
  padding: calc(var(--nav-h) + 64px) 0 64px;
  background:
    radial-gradient(ellipse 50% 60% at 100% 0%, rgba(15, 181, 166, 0.08), transparent 55%),
    var(--color-bg-muted);
  border-bottom: 1px solid var(--color-line);
}

.page-hero h1 {
  margin: 0 0 12px;
  font-size: var(--text-h1);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--color-ink);
}

.page-hero p {
  margin: 0;
  max-width: 36em;
  color: var(--color-muted);
}

/* Contact cards */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gutter);
}

.contact-card {
  min-height: 160px;
  padding: 32px 24px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 12px;
  transition: transform 200ms var(--ease-out);
}

.contact-card:hover { transform: translateY(-4px); }

.contact-card .label {
  font-family: var(--font-num);
  font-size: var(--text-index);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-weight: 600;
}

.contact-card .value {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.contact-card .value a:hover { color: var(--color-accent); }

.contact-card .icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  margin-bottom: auto;
}

/* Solutions scenes */
.scene {
  padding: 48px 0;
  border-bottom: 1px solid var(--color-line);
}

.scene:last-of-type { border-bottom: 0; }

.scene h2 {
  margin: 0 0 24px;
  font-size: var(--text-h2);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.scene-list {
  display: grid;
  gap: 16px;
  max-width: 48rem;
}

.scene-list li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
  color: var(--color-muted);
  align-items: start;
}

.scene-list svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  flex: none;
  margin-top: 2px;
}

.scene-note {
  margin-top: 16px;
  font-size: var(--text-small);
  color: var(--color-muted);
}

/* 404 */
.page-404 {
  min-height: 70vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: calc(var(--nav-h) + 64px) 24px 96px;
}

.page-404 .code {
  font-family: var(--font-num);
  font-size: clamp(72px, 12vw, 120px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--color-ink);
  margin: 0 0 16px;
}

.page-404 h1 {
  margin: 0 0 24px;
  font-size: var(--text-h2);
  letter-spacing: -0.02em;
}

/* Footer */
.site-footer {
  background: #070b12;
  color: var(--color-muted-on-deep);
  padding: 64px 0 32px;
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-ink-on-deep);
  margin-bottom: 12px;
}

.footer-col h4 {
  margin: 0 0 16px;
  font-family: var(--font-num);
  font-size: var(--text-index);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ink-on-deep);
  font-weight: 600;
}

.footer-col li { margin-bottom: 8px; }
.site-footer a:hover { color: var(--color-ink-on-deep); }

.footer-bottom {
  border-top: 1px solid var(--color-line-on-deep);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 560ms var(--ease-out), transform 560ms var(--ease-out);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.reveal.d1 { transition-delay: 60ms; }
.reveal.d2 { transition-delay: 120ms; }
.reveal.d3 { transition-delay: 180ms; }
.reveal.d4 { transition-delay: 240ms; }
.reveal.d5 { transition-delay: 300ms; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal,
  .hero-line {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .marquee-track {
    animation: none;
    will-change: auto;
  }
  .marquee-track .marquee-group:last-child { display: none; }
  .btn:hover,
  .product-card:hover,
  .contact-card:hover,
  .adv-lead:hover,
  .adv-stack article:hover,
  .cap-row:hover .i-arrow {
    transform: none;
  }
  .hero-grid { transform: none !important; }
  .site-header { transition: none; }
}

/* Responsive */
@media (max-width: 1024px) {
  .editorial,
  .adv-grid,
  .footer-grid,
  .hero-inner,
  .visual-band { grid-template-columns: 1fr; }
  .hero-visual,
  .hero-visual img { min-height: 280px; }
  .visual-band-media,
  .visual-band-media img { min-height: 260px; }
  .product-row-1,
  .product-row-2,
  .product-row-3 { grid-template-columns: 1fr 1fr; }
  .product-row-2 .product-card:last-child { grid-column: 1 / -1; }
  .contact-band,
  .contact-grid { grid-template-columns: 1fr; }
  .cap-row {
    grid-template-columns: 40px 1fr 24px;
    gap: 12px 16px;
  }
  .cap-row p { grid-column: 2 / -1; }
  .section { padding: 80px 0; }
  .section-m { padding: 64px 0; }
}

@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: var(--z-drawer);
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    background: rgba(10, 15, 26, 0.96);
    border-bottom: 1px solid var(--color-line-on-deep);
  }
  .theme-light .nav-links {
    background: rgba(255, 255, 255, 0.98);
    border-bottom-color: var(--color-line);
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { width: 100%; }
  .product-row-1,
  .product-row-2,
  .product-row-3 { grid-template-columns: 1fr; }
  .product-row-1 .product-card,
  .product-row-3 .product-card { min-height: 280px; }
  .product-row-2 .product-card {
    min-height: 220px;
    grid-column: auto;
  }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .hero-foot { flex-direction: column; align-items: flex-start; }
  .section { padding: 64px 0; }
  .section-m,
  .section-s { padding: 48px 0; }
  .container { width: min(100% - 32px, var(--container)); }
}

@media (min-width: 1440px) {
  .container { width: min(100% - 64px, var(--container)); }
}

/* ========== Portal home (ansu-like rhythm) ========== */
.nav-portal,
.portal-home .nav-portal {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
}

.portal-home .brand,
.portal-nav .brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-left: 0;
  grid: none;
}

.portal-home .brand::before,
.portal-nav .brand::before { display: none; }

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
  display: block;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.08);
}

.nav-mid {
  display: flex;
  justify-content: center;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-nav {
  min-height: 40px;
  padding: 8px 18px;
  font-size: 14px;
}

.btn-outline {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(15, 181, 166, 0.08);
}

.btn-ghost-on-deep {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  background: transparent;
}

.btn-ghost-on-deep:hover {
  border-color: #fff;
}

/* Hero band */
.hero-band {
  padding: calc(var(--nav-h) + 48px) 0 56px;
  background:
    radial-gradient(ellipse 70% 50% at 85% 30%, rgba(15, 181, 166, 0.08), transparent 60%),
    linear-gradient(180deg, #f7fafb 0%, #ffffff 55%);
}

.hero-band-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 48px;
  align-items: center;
}

.hero-band-copy h1 {
  margin: 0 0 12px;
  font-size: clamp(42px, 5.5vw, 64px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--color-ink);
}

.hero-tagline {
  margin: 0 0 20px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -0.01em;
}

.hero-band .hero-lead {
  margin: 0 0 24px;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--color-muted);
}

.hero-layers {
  margin: 0 0 32px;
  display: grid;
  gap: 12px;
}

.hero-layers li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-ink);
}

.hero-layers li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-accent);
}

.hero-layers strong { font-weight: 700; }

.arch-stack {
  display: grid;
  gap: 14px;
  padding: 28px;
  border-radius: 20px;
  background:
    linear-gradient(160deg, rgba(15, 181, 166, 0.06), transparent 40%),
    #f0f4f6;
  border: 1px solid var(--color-line);
}

.arch-layer {
  padding: 18px 20px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(15, 181, 166, 0.25);
  box-shadow: 0 8px 24px rgba(16, 24, 40, 0.04);
}

.arch-l3 { transform: translateX(0); }
.arch-l2 { transform: translateX(12px); border-color: rgba(15, 181, 166, 0.4); }
.arch-l1 {
  transform: translateX(24px);
  background: linear-gradient(135deg, #0a8f84, #0fb5a6);
  border-color: transparent;
  color: #fff;
}

.arch-label {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.arch-l1 .arch-label { color: rgba(255, 255, 255, 0.85); }

.arch-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.arch-chips span {
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 4px;
  background: rgba(15, 181, 166, 0.1);
  color: var(--color-ink);
}

.arch-l1 .arch-chips span {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

/* Product strip */
.strip {
  border-block: 1px solid var(--color-line);
  background: #fff;
}

.strip-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 64px;
  padding: 16px 0;
}

.strip-kicker {
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-ink);
}

.strip-text {
  margin: 0;
  flex: 1;
  font-size: 14px;
  color: var(--color-muted);
}

.strip-link {
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.strip-link:hover { text-decoration: underline; }

/* Section heads */
.sec-head {
  text-align: center;
  max-width: 40em;
  margin: 0 auto 48px;
}

.sec-head.left {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
  max-width: none;
}

.sec-kicker {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}

.sec-head h2 {
  margin: 0 0 12px;
  font-size: var(--text-h2);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.sec-desc {
  margin: 0;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.75;
}

/* Value */
.value {
  padding: 88px 0;
  background: var(--color-bg-muted);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.value-card {
  padding: 28px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  min-height: 168px;
}

.value-card h3 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.value-card p {
  margin: 0;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.75;
}

/* Product eco */
.eco {
  padding: 88px 0;
  background: #fff;
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.eco-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  overflow: hidden;
  background: #fff;
  transition: transform 200ms var(--ease-out), box-shadow 200ms var(--ease-out);
}

.eco-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(16, 24, 40, 0.08);
}

.eco-media {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-bg-muted);
}

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

.eco-body {
  padding: 20px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.eco-body h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.eco-body h3 span {
  font-weight: 500;
  color: var(--color-muted);
  font-size: 14px;
}

.eco-body p {
  margin: 0;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.7;
  flex: 1;
}

.eco-more {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

/* Interact */
.interact {
  padding: 88px 0;
  background: var(--color-bg-muted);
}

.interact-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.interact-tile {
  text-align: left;
  padding: 16px 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  background: #fff;
  transition: background 200ms var(--ease-out), border-color 200ms var(--ease-out), color 200ms var(--ease-out);
}

.interact-tile strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
}

.interact-tile span {
  font-size: 13px;
  color: var(--color-muted);
}

.interact-tile.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #06201d;
}

.interact-tile.is-active span { color: rgba(6, 32, 29, 0.75); }

.interact-panel {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 36px;
  align-items: stretch;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-3);
}

.interact-panel[hidden] { display: none; }

.interact-media {
  border-radius: var(--radius-2);
  overflow: hidden;
  background: var(--color-bg-muted);
  min-height: 280px;
}

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

.interact-eyebrow {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
}

.interact-copy h3 {
  margin: 0 0 12px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.interact-copy > p {
  margin: 0 0 24px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.75;
}

.interact-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.interact-cols h4 {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 700;
}

.interact-cols ul {
  display: grid;
  gap: 8px;
}

.interact-cols li {
  position: relative;
  padding-left: 14px;
  font-size: 13px;
  color: var(--color-muted);
  line-height: 1.6;
}

.interact-cols li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: var(--color-accent);
}

.interact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.interact-links a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.interact-links a:hover { text-decoration: underline; }

/* CTA band */
.cta-band {
  padding: 88px 0;
  background:
    radial-gradient(ellipse 60% 80% at 80% 20%, rgba(15, 181, 166, 0.35), transparent 55%),
    var(--color-bg-deep);
  color: var(--color-ink-on-deep);
  text-align: center;
}

.cta-band-inner {
  max-width: 40em;
  margin: 0 auto;
}

.cta-band h2 {
  margin: 0 0 14px;
  font-size: var(--text-h2);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.cta-band p {
  margin: 0 0 28px;
  font-size: 15px;
  color: var(--color-muted-on-deep);
  line-height: 1.75;
}

.cta-band-actions {
  justify-content: center;
}

/* Footer portal */
.footer-portal {
  background: #f3f5f7;
  border-top: 1px solid var(--color-line);
  color: var(--color-ink);
  padding-top: 48px;
}

.footer-portal-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-portal .footer-brand {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 8px;
}

.footer-portal p {
  margin: 0;
  font-size: 14px;
  color: var(--color-muted);
}

.foot-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

.foot-nav a {
  font-size: 14px;
  color: var(--color-muted);
}

.foot-nav a:hover { color: var(--color-ink); }

.footer-portal .footer-bottom {
  border-top: 1px solid var(--color-line);
  padding: 20px 0 32px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--color-muted);
}

@media (max-width: 1024px) {
  .hero-band-grid,
  .interact-panel,
  .value-grid,
  .eco-grid { grid-template-columns: 1fr; }
  .eco-grid { grid-template-columns: 1fr 1fr; }
  .arch-l2,
  .arch-l1 { transform: none; }
  .interact-tiles { grid-template-columns: 1fr; }
}

.nav-mobile-only { display: none; }

@media (max-width: 768px) {
  .portal-home .nav-portal,
  .portal-nav .nav-portal {
    display: flex;
    justify-content: space-between;
  }
  .portal-home .nav-mid,
  .portal-nav .nav-mid {
    position: static;
    display: block;
  }
  .portal-home .nav-actions,
  .portal-nav .nav-actions { display: none; }
  .nav-mobile-only { display: list-item; }
  .hero-band { padding: calc(var(--nav-h) + 32px) 0 40px; }
  .value,
  .eco,
  .interact,
  .cta-band { padding: 64px 0; }
  .eco-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .interact-cols { grid-template-columns: 1fr; }
  .strip-inner { flex-wrap: wrap; }
  .footer-portal-row { flex-direction: column; }
  .hero-band-copy h1 { font-size: 36px; }
  .interact-copy h3 { font-size: 22px; }
}

/* ========== Inner pages (portal) ========== */
.page-hero-portal {
  padding: calc(var(--nav-h) + 56px) 0 48px;
  background:
    radial-gradient(ellipse 70% 50% at 90% 0%, rgba(15, 181, 166, 0.08), transparent 55%),
    linear-gradient(180deg, #f7fafb 0%, #ffffff 100%);
  border-bottom: 1px solid var(--color-line);
  text-align: left;
}

.page-hero-portal .sec-kicker { margin-bottom: 12px; }

.page-hero-portal h1 {
  margin: 0 0 14px;
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--color-ink);
}

.page-hero-portal p:not(.sec-kicker) {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  color: var(--color-muted);
  line-height: 1.75;
}

.eco-page { padding-top: 56px; }

.eco-body .product-ver {
  display: inline-block;
  margin-bottom: 4px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.sol-list { padding: 56px 0 24px; background: #fff; }

.sol-card {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 36px;
  align-items: center;
  padding: 36px;
  margin-bottom: 28px;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-3);
}

.sol-media {
  border-radius: var(--radius-2);
  overflow: hidden;
  min-height: 260px;
  background: #fff;
}

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

.sol-copy h2 {
  margin: 0 0 12px;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.sol-copy > p {
  margin: 0 0 20px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.75;
}

.about-intro { padding: 64px 0; background: #fff; }

.about-intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: start;
}

.about-intro h2 {
  margin: 0 0 16px;
  font-size: var(--text-h2);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.about-intro p {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.85;
}

.about-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  overflow: hidden;
}

.about-metrics article {
  background: var(--color-bg-muted);
  padding: 24px;
}

.about-metrics .metric-num {
  display: block;
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  line-height: 1.2;
}

.about-metrics .metric-label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--color-muted);
}

.about-caps { padding-top: 72px; }

.about-cap-grid {
  grid-template-columns: repeat(3, 1fr);
}

.about-cap-grid .value-card:nth-child(4),
.about-cap-grid .value-card:nth-child(5) {
  grid-column: span 1;
}

.contact-section { padding: 56px 0 24px; }

.contact-grid-portal {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.contact-grid-portal .contact-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  transition: transform 200ms var(--ease-out), border-color 200ms var(--ease-out);
  text-decoration: none;
  color: inherit;
  min-height: 160px;
}

.contact-grid-portal .contact-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
}

.contact-grid-portal .label {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-accent);
}

.contact-grid-portal .value {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  word-break: break-all;
}

.contact-grid-portal .hint {
  margin-top: auto;
  font-size: 13px;
  color: var(--color-muted);
}

/* Contact page — refined layout */
.contact-hero {
  padding: calc(var(--nav-h) + 48px) 0 64px;
  background:
    radial-gradient(ellipse 60% 50% at 88% 18%, rgba(15, 181, 166, 0.1), transparent 55%),
    linear-gradient(180deg, #f7fafb 0%, #ffffff 70%);
}

.contact-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 40px;
  align-items: start;
}

.contact-hero-copy h1 {
  margin: 0 0 14px;
  font-size: clamp(32px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.contact-hero-copy > p:not(.sec-kicker) {
  margin: 0 0 28px;
  max-width: 34em;
  font-size: 16px;
  color: var(--color-muted);
  line-height: 1.8;
}

.contact-notes {
  margin: 28px 0 0;
  display: grid;
  gap: 10px;
}

.contact-notes li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--color-ink);
  line-height: 1.6;
}

.contact-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-accent);
}

.contact-panel {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-3);
  box-shadow: 0 18px 48px rgba(16, 24, 40, 0.06);
}

.contact-panel-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 20px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--color-line);
}

.contact-panel-head strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.contact-panel-head span:last-child {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  color: var(--color-muted);
}

.contact-row {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-line);
  text-decoration: none;
  color: inherit;
  transition: background 160ms var(--ease-out);
}

.contact-row:last-child { border-bottom: 0; }

.contact-row:not(.is-static):hover .contact-row-value,
.contact-row:not(.is-static):hover .contact-row-action {
  color: var(--color-accent);
}

.contact-row-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
}

.contact-row-value {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
  word-break: break-word;
}

.contact-row-action {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
  white-space: nowrap;
}

.contact-row.is-static {
  grid-template-columns: 88px 1fr;
}

.contact-channels {
  padding: 72px 0;
  background: var(--color-bg-muted);
}

.contact-channel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.contact-channel {
  padding: 28px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 168px;
}

.contact-channel h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.contact-channel p {
  margin: 0;
  flex: 1;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.75;
}

.cta-band a[href^="tel"],
.cta-band a[href^="mailto"] {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-404-portal {
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
  text-align: center;
  padding: calc(var(--nav-h) + 48px) 0 64px;
}

.page-404-portal .code {
  margin: 0 0 12px;
  font-size: clamp(64px, 12vw, 96px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-accent);
  line-height: 1;
}

.page-404-portal h1 {
  margin: 0 0 12px;
  font-size: 28px;
  font-weight: 800;
}

.page-404-portal p {
  margin: 0 0 28px;
  color: var(--color-muted);
}

/* Product detail */
.product-activity {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--color-muted);
}

.pd-hero-media {
  padding: 0 0 24px;
  background: #fff;
}

.pd-media {
  border-radius: var(--radius-3);
  overflow: hidden;
  border: 1px solid var(--color-line);
  background: var(--color-bg-muted);
  aspect-ratio: 16 / 9;
}

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

.pd-scenes {
  padding: 72px 0;
  background: #fff;
}

.pd-scenes-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: start;
}

.pd-scenes h2 {
  margin: 0 0 20px;
  font-size: var(--text-h2);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.pd-scene-list {
  display: grid;
  gap: 12px;
}

.pd-scene-list li {
  position: relative;
  padding: 14px 16px 14px 36px;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  font-size: 15px;
}

.pd-scene-list li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 1.15em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-accent);
}

.pd-aside {
  padding: 28px 24px;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-3);
}

.pd-aside h3 {
  margin: 0 0 12px;
  font-size: 20px;
  font-weight: 800;
}

.pd-aside p {
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.75;
}

.pd-overview {
  padding: 72px 0;
  background: #fff;
}

.pd-overview-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 32px;
  align-items: start;
}

.pd-overview h2 {
  margin: 0 0 16px;
  font-size: var(--text-h2);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.pd-overview-text {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--color-muted);
}

.pd-highlights {
  display: grid;
  gap: 12px;
}

.pd-metric {
  padding: 16px 18px;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  display: grid;
  gap: 6px;
}

.pd-metric strong {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-accent);
}

.pd-metric span {
  font-size: 13px;
  color: var(--color-muted);
  line-height: 1.5;
}

.pd-modules {
  padding: 72px 0;
  background: var(--color-bg-muted);
}

.pd-module-list {
  display: grid;
  gap: 14px;
}

.pd-module {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  padding: 22px 24px;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
}

.pd-module-idx {
  font-family: var(--font-num);
  font-size: 20px;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  padding-top: 2px;
}

.pd-module h3 {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.pd-module p {
  margin: 0;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.8;
}

.pd-scene-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.pd-scene-card {
  padding: 22px 20px;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  min-height: 140px;
}

.pd-scene-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
}

.pd-scene-card p {
  margin: 0;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.75;
}

.pd-delivery {
  padding: 72px 0;
  background: #fff;
}

.pd-delivery-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: start;
}

.pd-delivery h2 {
  margin: 0 0 18px;
  font-size: var(--text-h2);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.pd-delivery-list {
  display: grid;
  gap: 12px;
}

.pd-delivery-list li {
  position: relative;
  padding: 14px 16px 14px 36px;
  background: var(--color-bg-muted);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-2);
  font-size: 15px;
  line-height: 1.6;
}

.pd-delivery-list li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 1.2em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-accent);
}

@media (max-width: 1024px) {
  .sol-card,
  .about-intro-grid,
  .contact-hero-grid,
  .pd-scenes-grid,
  .pd-overview-grid,
  .pd-delivery-grid { grid-template-columns: 1fr; }
  .about-cap-grid,
  .contact-grid-portal,
  .contact-channel-grid,
  .pd-scene-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .about-cap-grid,
  .contact-grid-portal,
  .contact-channel-grid,
  .about-metrics,
  .pd-scene-grid { grid-template-columns: 1fr; }
  .sol-card { padding: 20px; }
  .page-hero-portal { padding: calc(var(--nav-h) + 40px) 0 36px; }
  .contact-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .contact-row-action { justify-self: start; }
  .contact-hero { padding: calc(var(--nav-h) + 36px) 0 48px; }
  .contact-channels { padding: 56px 0; }
  .pd-module { grid-template-columns: 40px 1fr; padding: 18px; }
  .pd-overview,
  .pd-modules,
  .pd-scenes,
  .pd-delivery { padding: 56px 0; }
}