:root {
  --bg: #f2f0e9;
  --surface: #e7eae4;
  --surface-strong: #dde1da;
  --card: #faf8f3;
  --line: #d3d6ce;
  --soft-line: #e1e2dc;
  --text: #18231f;
  --muted: #637069;
  --muted-strong: #435048;
  --gold: #a8531f;
  --gold-deep: #864018;
  --hero-ink: #f7f3ec;
  --footer-bg: #e3e5de;
  --header-past: #18231f;
  --shadow: 0 18px 40px rgba(48, 54, 49, .10);
}

html[data-theme="night"] {
  --bg: #121211;
  --surface: #1a1917;
  --surface-strong: #24211e;
  --card: #211f1c;
  --line: #3a3732;
  --soft-line: #2b2926;
  --text: #f3eee6;
  --muted: #b8b0a5;
  --muted-strong: #d8d1c7;
  --gold: #c9915d;
  --gold-deep: #e1b17d;
  --hero-ink: #f5f0e8;
  --footer-bg: #0e0e0d;
  --header-past: #f3eee6;
  --shadow: 0 20px 48px rgba(0, 0, 0, .26);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: clip;
  background: var(--bg);
  color: var(--text);
  font-family: "Manrope", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

body,
.site-header,
.path-card,
.device-card,
.architecture-section,
.scenario-section,
.contact-section,
.faq-list details {
  transition: background-color .28s ease, color .28s ease, border-color .28s ease;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }

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

.page-shell {
  width: min(1180px, calc(100% - 56px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 0 6%;
  border-bottom: 1px solid transparent;
  color: #fff;
  background: transparent;
  transition: color .24s ease, background-color .24s ease, border-color .24s ease, box-shadow .24s ease;
}

.site-header.is-past-hero {
  border-color: color-mix(in srgb, var(--line) 78%, transparent);
  color: var(--header-past);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  box-shadow: 0 7px 24px rgba(22, 36, 29, .06);
  -webkit-backdrop-filter: blur(15px);
  backdrop-filter: blur(15px);
}

.logo {
  color: inherit;
  font-family: "Newsreader", Georgia, serif;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
}

.navlinks {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
  font-weight: 600;
}

.navlinks a { color: inherit; opacity: .88; }
.navlinks a:hover, .navlinks a:focus-visible { opacity: 1; color: var(--gold); }
.site-header:not(.is-past-hero) .navlinks a:hover,
.site-header:not(.is-past-hero) .navlinks a:focus-visible { color: #fff; }

.technology-hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: min(720px, 86svh);
  overflow: hidden;
  isolation: isolate;
  background: #181716;
  color: var(--hero-ink);
}

.technology-hero-image,
.technology-hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.technology-hero-image { object-fit: cover; object-position: center; z-index: -2; }

.technology-hero-overlay {
  z-index: -1;
  background: linear-gradient(90deg, rgba(9, 14, 11, .86) 0%, rgba(9, 14, 11, .59) 44%, rgba(9, 14, 11, .20) 82%), linear-gradient(0deg, rgba(9, 14, 11, .72) 0%, transparent 45%);
}

.technology-hero-content { padding: 156px 0 58px; }

.eyebrow,
.card-kicker {
  margin: 0 0 10px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .105em;
  text-transform: uppercase;
}

.breadcrumb {
  display: flex;
  gap: 9px;
  margin: 0 0 20px;
  color: rgba(255,255,255,.76);
  font-size: 14px;
}
.breadcrumb a:hover { color: #fff; }

h1, h2, h3, p { margin-top: 0; }

h1,
h2 {
  font-family: "Newsreader", Georgia, serif;
  font-weight: 600;
  letter-spacing: 0;
}

h1 {
  max-width: 850px;
  margin-bottom: 20px;
  font-size: clamp(42px, 5.7vw, 78px);
  line-height: .99;
}

.hero-copy {
  max-width: 620px;
  margin-bottom: 30px;
  color: rgba(255,255,255,.86);
  font-size: clamp(17px, 1.55vw, 21px);
  line-height: 1.55;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  font-weight: 700;
  transition: transform .2s ease, background-color .2s ease, color .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--gold); color: #181614; }
.button-primary:hover { background: var(--gold-deep); }
.button-quiet { border-color: rgba(255,255,255,.55); color: #fff; background: rgba(12, 18, 14, .18); }
.button-quiet:hover { background: rgba(255,255,255,.12); }

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 42px;
  margin: 50px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(255,255,255,.3);
  list-style: none;
}
.hero-facts li { display: grid; gap: 2px; }
.hero-facts strong { font-size: 15px; }
.hero-facts span { color: rgba(255,255,255,.7); font-size: 12px; }

.section { padding: 108px 0; }
.section h2 { margin-bottom: 18px; font-size: clamp(32px, 4vw, 52px); line-height: 1.08; }
.section h3 { margin-bottom: 9px; font-size: 20px; line-height: 1.18; }
.section p { color: var(--muted); }

.split-intro {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(320px, 1fr);
  gap: min(12vw, 150px);
  align-items: start;
}
.split-intro > div:first-child { max-width: 450px; }
.intro-copy { padding-top: 26px; }
.intro-copy p { font-size: 19px; line-height: 1.7; }

.architecture-section,
.scenario-section { background: var(--surface); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 34px; margin-bottom: 42px; }
.section-heading h2 { max-width: 720px; margin-bottom: 0; }
.section-heading > p:last-child { max-width: 410px; margin-bottom: 0; }
.compact-heading { align-items: start; display: block; }
.compact-heading h2 { max-width: 660px; }

.architecture-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.architecture-flow li { min-height: 235px; padding: 28px 25px 28px 0; border-right: 1px solid var(--line); }
.architecture-flow li:not(:first-child) { padding-left: 25px; }
.architecture-flow li:last-child { border-right: 0; }
.flow-number { display: inline-block; margin-bottom: 52px; color: var(--gold); font-size: 12px; font-weight: 700; }
.architecture-flow p { margin-bottom: 0; font-size: 15px; }

.path-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.path-card {
  display: grid;
  grid-template-columns: minmax(200px, .78fr) minmax(280px, 1.22fr);
  min-height: 310px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--card);
  box-shadow: var(--shadow);
}
.path-card img { width: 100%; height: 100%; min-height: 310px; object-fit: cover; }
.path-card-copy { display: flex; flex-direction: column; align-items: flex-start; padding: 32px; }
.path-card-copy p:not(.card-kicker) { margin-bottom: 23px; font-size: 15px; }
.path-card-copy .text-action { margin-top: auto; }

.text-action { color: var(--gold-deep); font-size: 14px; font-weight: 700; }
html[data-theme="night"] .text-action { color: var(--gold); }
.text-action span { margin-left: 5px; font-size: 18px; line-height: 0; }
.text-action:hover { color: var(--text); }

.devices-section { padding-bottom: 118px; }
.technology-heading { align-items: start; }
.technology-heading > div { max-width: 470px; }
.technology-heading > div p:last-child { margin-bottom: 0; }

.device-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.device-card { overflow: hidden; border: 1px solid var(--line); border-radius: 6px; background: var(--card); }
.device-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: contain; padding: clamp(14px, 2vw, 24px); background: var(--surface); }
.device-card img.device-image-scene { object-fit: cover; padding: 0; }
.device-card-body { padding: 24px 24px 22px; }
.device-card h3 { min-height: 48px; font-size: 20px; }
.device-card-body > p:not(.card-kicker) { min-height: 70px; margin-bottom: 20px; font-size: 15px; }
.device-card dl { margin: 0; }
.device-card dl > div { padding: 11px 0; border-top: 1px solid var(--soft-line); }
.device-card dt { margin-bottom: 3px; color: var(--gold-deep); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
html[data-theme="night"] .device-card dt { color: var(--gold); }
.device-card dd { margin: 0; color: var(--muted-strong); font-size: 13px; line-height: 1.45; }

.scenario-layout { display: grid; grid-template-columns: minmax(0, .8fr) minmax(460px, 1.2fr); gap: 10%; align-items: start; }
.scenario-copy { position: sticky; top: 108px; }
.scenario-copy p:not(.eyebrow) { margin-bottom: 22px; font-size: 18px; }
.scenario-list { border-top: 1px solid var(--line); }
.scenario-list article { display: grid; grid-template-columns: 72px 1fr; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.scenario-list span { color: var(--gold); font-size: 12px; font-weight: 700; }
.scenario-list h3 { margin-bottom: 4px; }
.scenario-list p { margin-bottom: 0; }

.planning-section { background: var(--bg); }
.planning-section .section-heading > div { max-width: 760px; }
.planning-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0 0 56px;
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  list-style: none;
}
.planning-steps li { min-height: 220px; padding: 25px 22px; border-right: 1px solid var(--line); }
.planning-steps li:first-child { padding-left: 0; }
.planning-steps li:last-child { border-right: 0; }
.planning-steps span { display: block; margin-bottom: 42px; color: var(--gold); font-size: 11px; font-weight: 700; }
.planning-steps p { margin-bottom: 0; font-size: 14px; }
.planning-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.planning-card { overflow: hidden; border: 1px solid var(--line); border-radius: 6px; background: var(--card); box-shadow: var(--shadow); }
.planning-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.planning-card > div { padding: 25px; }
.planning-card p:not(.card-kicker) { min-height: 76px; font-size: 15px; }
.planning-card ul { display: grid; gap: 9px; margin: 20px 0 0; padding: 18px 0 0 18px; border-top: 1px solid var(--soft-line); color: var(--muted-strong); font-size: 13px; }

.decision-section { background: var(--surface-strong); }
.decision-layout { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(340px, .88fr); gap: min(9vw, 110px); align-items: start; }
.decision-layout > div > p:not(.eyebrow) { max-width: 720px; font-size: 17px; }
.decision-list { display: grid; gap: 0; margin: 35px 0 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.decision-list li { display: grid; grid-template-columns: minmax(150px, .42fr) 1fr; gap: 24px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.decision-list strong { color: var(--text); font-size: 14px; }
.decision-list span { color: var(--muted); font-size: 14px; }
.mistake-panel { padding: 34px; border: 1px solid var(--line); border-radius: 6px; background: var(--card); box-shadow: var(--shadow); }
.mistake-panel h3 { margin-bottom: 20px; font-size: 26px; }
.mistake-panel ul { display: grid; gap: 12px; margin: 0 0 28px; padding-left: 18px; color: var(--muted); font-size: 14px; }

.project-reference { background: var(--bg); }
.reference-grid { display: grid; grid-template-columns: 1.35fr .82fr .82fr; gap: 18px; }
.reference-grid figure { position: relative; min-height: 340px; margin: 0; overflow: hidden; border-radius: 6px; background: #202a24; }
.reference-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.reference-grid figure:hover img { transform: scale(1.04); }
.reference-grid figcaption { position: absolute; right: 0; bottom: 0; left: 0; padding: 52px 22px 21px; color: #fff; background: linear-gradient(transparent, rgba(6, 6, 6, .86)); }
.reference-grid figcaption span { display: block; margin-bottom: 2px; color: #f0bd83; font-size: 10px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.reference-grid figcaption strong { font-size: 17px; }

.faq-section { padding: 112px 0; background: var(--surface-strong); }
.faq-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(380px, 1.1fr); gap: min(11vw, 140px); }
.faq-intro { max-width: 390px; font-size: 17px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 20px 38px 20px 0; color: var(--text); cursor: pointer; font-size: 17px; font-weight: 700; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: 19px; right: 4px; content: "+"; color: var(--gold); font-size: 23px; font-weight: 400; }
.faq-list details[open] summary::after { content: "\2212"; }
.faq-list details p { max-width: 680px; padding-bottom: 20px; margin-bottom: 0; }

.contact-section { padding: 92px 0; background: #1f3a31; color: #fff; }
html[data-theme="night"] .contact-section { background: #25211d; }
.contact-layout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(330px, .8fr); gap: 70px; align-items: center; }
.contact-section h2 { max-width: 650px; margin-bottom: 15px; font-size: clamp(34px, 4vw, 54px); line-height: 1.06; }
.contact-section p:not(.eyebrow) { max-width: 680px; margin-bottom: 0; color: rgba(255,255,255,.78); font-size: 17px; }
.contact-section .button-quiet { background: rgba(255,255,255,.08); }
.contact-location { width: 100%; margin-top: 12px; color: rgba(255,255,255,.78); font-size: 13px; text-decoration: underline; text-underline-offset: 4px; }
.contact-location:hover { color: #fff; }

[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.22,.72,.2,1); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
.architecture-flow li:nth-child(2) { transition-delay: .08s; }
.architecture-flow li:nth-child(3) { transition-delay: .16s; }
.architecture-flow li:nth-child(4) { transition-delay: .24s; }
.device-card:nth-child(3n + 2) { transition-delay: .07s; }
.device-card:nth-child(3n) { transition-delay: .14s; }

@media (max-width: 1080px) {
  .page-shell { width: min(1180px, calc(100% - 44px)); }
  .navlinks { gap: 18px; }
  .path-card { grid-template-columns: .86fr 1.14fr; }
  .device-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .planning-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .planning-steps li { border-bottom: 1px solid var(--line); }
  .planning-options { grid-template-columns: 1fr 1fr; }
  .scenario-layout { grid-template-columns: minmax(0, .7fr) minmax(390px, 1.3fr); gap: 7%; }
}

@media (max-width: 820px) {
  .site-header { min-height: 66px; padding: 0 22px; }
  .logo { font-size: 21px; }
  .navlinks { gap: 14px; font-size: 13px; }
  .technology-hero { min-height: 690px; }
  .technology-hero-content { padding-top: 132px; }
  .section { padding: 76px 0; }
  .split-intro,
  .scenario-layout,
  .faq-layout,
  .contact-layout { grid-template-columns: 1fr; gap: 36px; }
  .decision-layout { grid-template-columns: 1fr; gap: 42px; }
  .intro-copy { padding-top: 0; }
  .architecture-flow { grid-template-columns: repeat(2, 1fr); }
  .architecture-flow li:nth-child(2) { border-right: 0; }
  .architecture-flow li:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .architecture-flow li:nth-child(3) { padding-left: 0; }
  .architecture-flow li:nth-child(3) { border-right: 1px solid var(--line); }
  .architecture-flow li:nth-child(4) { padding-left: 25px; }
  .scenario-copy { position: static; }
  .reference-grid { grid-template-columns: repeat(2, 1fr); }
  .reference-grid figure:first-child { grid-column: span 2; }
}

@media (max-width: 620px) {
  body { font-size: 15px; }
  .page-shell { width: min(100% - 36px, 1180px); }
  .site-header { align-items: center; gap: 12px; min-height: 64px; padding: 10px 18px; }
  .site-header .brand-mark { width: 108px; }
  .header-controls { align-items: center; justify-content: flex-end; }
  .navlinks { justify-content: flex-end; gap: 10px 14px; flex-wrap: wrap; }
  .navlinks a { font-size: 12px; }
  .mobile-menu-toggle,
  .theme-toggle { width: 34px; height: 34px; margin-top: 0; }
  .technology-hero { min-height: 720px; }
  .technology-hero-image { object-position: 58% center; }
  .technology-hero-overlay { background: linear-gradient(90deg, rgba(9,14,11,.9) 0%, rgba(9,14,11,.62) 100%), linear-gradient(0deg, rgba(9,14,11,.8), transparent 55%); }
  .technology-hero-content { padding: 160px 0 34px; }
  h1 { font-size: clamp(39px, 12.5vw, 53px); }
  .hero-copy { font-size: 16px; }
  .hero-actions { width: 100%; }
  .hero-actions .button { flex: 1 1 170px; }
  .planning-steps,
  .planning-options { grid-template-columns: 1fr; }
  .planning-steps li,
  .planning-steps li:first-child { min-height: 0; padding: 22px 0; border-right: 0; }
  .planning-steps span { margin-bottom: 18px; }
  .planning-card p:not(.card-kicker) { min-height: 0; }
  .decision-list li { grid-template-columns: 1fr; gap: 5px; }
  .mistake-panel { padding: 26px 22px; }
  .hero-facts { gap: 13px 20px; margin-top: 34px; }
  .section { padding: 62px 0; }
  .section h2 { font-size: 34px; }
  .section-heading { display: block; margin-bottom: 28px; }
  .section-heading > p:last-child { margin-top: 12px; }
  .architecture-flow { grid-template-columns: 1fr; }
  .architecture-flow li,
  .architecture-flow li:not(:first-child),
  .architecture-flow li:nth-child(3),
  .architecture-flow li:nth-child(4) { min-height: 0; padding: 21px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .architecture-flow li:last-child { border-bottom: 0; }
  .flow-number { margin-bottom: 16px; }
  .path-grid,
  .device-grid { grid-template-columns: 1fr; }
  .path-card { grid-template-columns: 1fr; }
  .path-card img { min-height: 220px; max-height: 270px; }
  .path-card-copy { padding: 25px 22px; }
  .device-card h3,
  .device-card-body > p:not(.card-kicker) { min-height: 0; }
  .scenario-list article { grid-template-columns: 40px 1fr; gap: 12px; }
  .reference-grid { grid-template-columns: 1fr; }
  .reference-grid figure,
  .reference-grid figure:first-child { grid-column: auto; min-height: 280px; }
  .faq-section { padding: 68px 0; }
  .contact-section { padding: 62px 0; }
  .contact-actions .button { width: 100%; }
}

/* ─── Brand Showcase Section ─── */
.brand-showcase-section {
  background: var(--bg);
  padding: 0;
}

.brand-showcase-main-header {
  padding: 84px 0 20px;
  text-align: center;
}

.brand-showcase-main-header h2 {
  font-size: clamp(34px, 4.2vw, 56px);
  margin-bottom: 0;
}

.brand-showcase-group {
  padding: 54px 0 72px;
  border-bottom: 1px solid var(--soft-line);
}

.brand-showcase-group:last-child {
  border-bottom: none;
  padding-bottom: 108px;
}

.brand-group-heading-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 6px;
  margin-bottom: 38px;
}

.brand-group-heading {
  margin: 0;
  color: var(--text);
  font-family: "Newsreader", Georgia, serif;
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.1;
}

.brand-group-tag {
  flex-shrink: 0;
  color: var(--gold);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.download-catalogue-btn {
  margin-top: 8px;
  min-height: 36px;
  padding: 6px 22px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  border-color: color-mix(in srgb, var(--gold) 65%, transparent);
  color: var(--text);
  background: color-mix(in srgb, var(--gold) 10%, transparent);
}

.download-catalogue-btn:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: #181614;
}

.brand-marquee-viewport {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 7%, #000 93%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 7%, #000 93%, transparent 100%);
  padding: 6px 0 18px;
}

.brand-marquee-track {
  display: flex;
  width: max-content;
}

.brand-marquee-track.is-ready {
  animation: brandScrollLeft var(--brand-duration, 42s) linear infinite;
}

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

.brand-marquee-set {
  display: flex;
  gap: 16px;
  padding: 0 8px;
}

.brand-product-card {
  flex: 0 0 auto;
  display: block;
  width: 204px;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: var(--card);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 2px 14px rgba(0, 0, 0, .06);
  transition:
    transform 0.28s cubic-bezier(.22, .72, .2, 1),
    border-color 0.24s ease,
    box-shadow 0.28s ease;
}

.brand-product-card:hover {
  transform: translateY(-7px) scale(1.018);
  border-color: var(--gold);
  box-shadow: 0 20px 44px rgba(0, 0, 0, .14), 0 0 0 1px var(--gold);
}

.brand-product-card:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.brand-card-visual {
  position: relative;
  height: 148px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  overflow: hidden;
}

.brand-card-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 50% 20%,
    color-mix(in srgb, var(--gold) 18%, transparent) 0%,
    transparent 68%
  );
  pointer-events: none;
}

.brand-card-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
  transition: transform 0.32s ease;
}

.brand-product-card:hover .brand-card-visual img {
  transform: scale(1.06);
}

.brand-card-visual svg {
  position: relative;
  z-index: 1;
  width: 52px;
  height: 52px;
  color: var(--gold);
  opacity: 0.72;
}

.brand-card-body {
  padding: 14px 16px 18px;
}

.brand-card-type {
  display: block;
  margin-bottom: 5px;
  color: var(--gold);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brand-card-name {
  display: block;
  font-family: "Newsreader", Georgia, serif;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text);
}

@keyframes brandScrollLeft {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@media (max-width: 820px) {
  .brand-showcase-group { padding: 56px 0 62px; }
  .brand-group-heading-row { margin-bottom: 26px; }
}

@media (max-width: 620px) {
  .brand-showcase-group { padding: 48px 0 52px; }
  .brand-product-card { width: 176px; }
  .brand-card-visual { height: 130px; }
  .brand-group-heading-row { margin-bottom: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .brand-marquee-track.is-ready { animation: none !important; }
  .brand-marquee-viewport { overflow-x: auto; -webkit-mask-image: none; mask-image: none; }
}

/* ─── Product Detail Modal ─── */
.product-modal {
  width: min(920px, calc(100% - 32px));
  max-height: min(780px, calc(100dvh - 32px));
  margin: auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  color: var(--text);
  box-shadow: 0 28px 90px rgba(0, 0, 0, .42);
  overflow: hidden;
}

.product-modal::backdrop {
  background: rgba(7, 13, 10, .78);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.product-modal-shell {
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  min-height: 520px;
}

.product-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 10;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: color-mix(in srgb, var(--card) 85%, transparent);
  color: var(--text);
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: border-color .2s, color .2s, transform .2s;
}

.product-modal-close:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: scale(1.08);
}

/* Left Half - Crossfade Image Showcase */
.product-modal-media {
  position: relative;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 24px;
}

.product-modal-media::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 40%, color-mix(in srgb, var(--gold) 22%, transparent) 0%, transparent 70%);
  pointer-events: none;
}

.product-image-container {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 20px;
  transition: opacity 1.4s ease-in-out, transform 1.4s ease-in-out;
}

.product-image-layer.layer-primary {
  opacity: 1;
  animation: productCrossFadeA 5s infinite alternate ease-in-out;
}

.product-image-layer.layer-secondary {
  opacity: 0;
  animation: productCrossFadeB 5s infinite alternate ease-in-out;
}

@keyframes productCrossFadeA {
  0%, 35% { opacity: 1; transform: scale(1); }
  65%, 100% { opacity: 0.12; transform: scale(1.05); }
}

@keyframes productCrossFadeB {
  0%, 35% { opacity: 0.12; transform: scale(1.05); }
  65%, 100% { opacity: 1; transform: scale(1); }
}

.product-modal-badge {
  position: absolute;
  bottom: 18px;
  left: 18px;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: color-mix(in srgb, var(--card) 82%, transparent);
  color: var(--gold);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

/* Right Half - Product Specifications */
.product-modal-details {
  padding: 40px 36px 36px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  max-height: min(780px, calc(100dvh - 32px));
}

.product-brand-kicker {
  margin: 0 0 6px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-modal-title {
  margin: 0 0 10px;
  font-family: "Newsreader", Georgia, serif;
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 600;
  line-height: 1.15;
}

.product-modal-desc {
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.product-specs-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 18px;
  margin-bottom: 28px;
  padding: 18px 0;
  border-top: 1px solid var(--soft-line);
  border-bottom: 1px solid var(--soft-line);
}

.spec-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.spec-item dt {
  color: var(--gold-deep);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
html[data-theme="night"] .spec-item dt {
  color: var(--gold);
}

.spec-item dd {
  margin: 0;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
}

.product-modal-actions {
  margin-top: auto;
  display: flex;
  gap: 12px;
  align-items: center;
}

.product-modal-actions .button {
  flex: 1;
}

@media (max-width: 720px) {
  .product-modal-shell {
    grid-template-columns: 1fr;
  }
  .product-modal-media {
    min-height: 240px;
  }
  .product-image-container {
    min-height: 220px;
  }
  .product-modal-details {
    padding: 24px 20px;
  }
}