/* ==========================================================================
   识光 Solensar — Official Website
   Design system: red / black / white · inspired by DJI's editorial tech style
   Author: built for 识光科技 / 杭州识光知影科技有限公司
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --red: #e1251b;
  --red-bright: #ff3a2f;
  --red-deep: #8f0d07;
  --bg: #050506;
  --bg-1: #08080a;
  --bg-2: #0c0c0f;
  --bg-3: #121216;
  --surface: rgba(255, 255, 255, 0.04);
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.2);
  --text: #f6f6f7;
  --muted: #a2a2aa;
  --dim: #6d6d75;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC",
    "Source Han Sans SC", sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", Consolas, "Liberation Mono", monospace;
  --nav-h: 68px;
  --page-x: clamp(20px, 4.4vw, 64px);
  --max: 1440px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
  --shadow-lg: 0 40px 120px rgba(0, 0, 0, 0.65);
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
body.is-locked {
  overflow: hidden;
}
img,
svg,
video {
  display: block;
  max-width: 100%;
}
img {
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
h1,
h2,
h3,
h4,
p,
figure {
  margin: 0;
}
::selection {
  background: var(--red);
  color: #fff;
}
:focus-visible {
  outline: 2px solid var(--red-bright);
  outline-offset: 3px;
}

/* subtle film grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}

/* ---------- 3. Utilities ---------- */
.container {
  width: min(var(--max), 100% - var(--page-x) * 2);
  margin-inline: auto;
}
.container--wide {
  width: min(1680px, 100% - var(--page-x) * 1.5);
}
.section {
  position: relative;
  padding: clamp(88px, 9.5vw, 150px) 0;
}
.section--tight {
  padding: clamp(64px, 6.5vw, 100px) 0;
}
.section--flush-b {
  padding-bottom: 0;
}
.section-line {
  border-top: 1px solid var(--line);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--red-bright);
  line-height: 1.2;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--red);
}
.eyebrow--plain::before {
  display: none;
}
.h2 {
  font-size: clamp(30px, 3.8vw, 54px);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.h3 {
  font-size: clamp(21px, 2vw, 28px);
  line-height: 1.24;
  font-weight: 650;
  letter-spacing: -0.015em;
}
.lead {
  font-size: clamp(15px, 1.25vw, 19px);
  line-height: 1.75;
  color: var(--muted);
}
.dim {
  color: var(--dim);
}
.red {
  color: var(--red-bright);
}
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: clamp(40px, 4.6vw, 64px);
}
.section-head__copy {
  max-width: 640px;
}
.section-head .h2 {
  margin-top: 18px;
}
.section-head__aside {
  max-width: 400px;
  padding-bottom: 6px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}
.section-head__aside .arrow-link {
  margin-top: 22px;
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
  transition: color 0.3s var(--ease), gap 0.3s var(--ease);
}
.link-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s var(--ease);
}
.link-arrow:hover {
  color: var(--red-bright);
  gap: 14px;
}
.link-arrow:hover svg {
  transform: translateX(2px);
}

/* buttons */
.btn {
  --btn-h: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: var(--btn-h);
  padding: 0 30px;
  border-radius: 2px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
  border: 1px solid transparent;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease),
    color 0.3s var(--ease), transform 0.3s var(--ease);
}
.btn svg {
  width: 16px;
  height: 16px;
}
.btn-primary {
  background: var(--red);
  color: #fff;
}
.btn-primary:hover {
  background: var(--red-bright);
  transform: translateY(-1px);
}
.btn-ghost {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.btn-white {
  background: #fff;
  color: #0a0a0a;
}
.btn-white:hover {
  background: #e8e8ea;
}
.btn-sm {
  --btn-h: 40px;
  padding: 0 20px;
  font-size: 13px;
}
.btn-lg {
  --btn-h: 58px;
  padding: 0 36px;
  font-size: 15px;
}
.btn-block {
  width: 100%;
}
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 26px;
  padding: 0 11px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(6px);
}
.tag--red {
  border-color: transparent;
  background: var(--red);
}
.tag--ghost {
  color: var(--muted);
}
.tag--outline-red {
  border-color: rgba(225, 37, 27, 0.55);
  color: var(--red-bright);
  background: rgba(225, 37, 27, 0.08);
}

/* reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.95s var(--ease), transform 0.95s var(--ease);
  transition-delay: var(--d, 0ms);
  will-change: opacity, transform;
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
.no-js .reveal,
.reveal-always {
  opacity: 1;
  transform: none;
}
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(26px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(1.045);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 0 0 rgba(255, 58, 47, 0.55);
  }
  50% {
    opacity: 0.55;
    box-shadow: 0 0 0 6px rgba(255, 58, 47, 0);
  }
}
@keyframes marquee {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-50%, 0, 0);
  }
}

/* ---------- 4. Header / Navigation ---------- */
.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 400;
  padding: 12px 18px;
  background: var(--red);
  color: #fff;
  font-size: 13px;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 12px;
}
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease),
    backdrop-filter 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.header::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.72), rgba(0, 0, 0, 0));
  pointer-events: none;
  transition: opacity 0.35s;
}
.header.is-scrolled {
  background: rgba(6, 6, 8, 0.82);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  border-bottom-color: var(--line);
}
.header.is-scrolled::after {
  opacity: 0;
}
.nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.4vw, 44px);
  height: var(--nav-h);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
}
.brand__mark {
  height: 34px;
  width: auto;
  transition: transform 0.4s var(--ease);
}
.brand:hover .brand__mark {
  transform: scale(1.04);
}
.brand__word {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.26em;
  color: #fff;
  padding-left: 13px;
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  line-height: 1.1;
}
.nav__menu {
  display: flex;
  align-items: center;
  gap: clamp(4px, 0.8vw, 14px);
  margin-left: 6px;
}
.nav-item {
  position: relative;
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: var(--nav-h);
  padding: 0 14px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.82);
  transition: color 0.25s;
  white-space: nowrap;
}
.nav-link svg {
  width: 9px;
  height: 9px;
  opacity: 0.5;
  transition: transform 0.3s var(--ease);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 20px;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav-link:hover,
.nav-item:focus-within > .nav-link,
.nav-link.is-active {
  color: #fff;
}
.nav-link:hover::after,
.nav-link.is-active::after,
.nav-item:focus-within > .nav-link::after {
  transform: scaleX(1);
}
.nav-item:hover > .nav-link svg,
.nav-item:focus-within > .nav-link svg {
  transform: rotate(180deg);
}
.nav__right {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-left: auto;
  flex: none;
}
.nav__lang {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--muted);
  transition: color 0.25s;
}
.nav__lang:hover {
  color: #fff;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  position: relative;
  display: block;
  width: 20px;
  height: 1.5px;
  background: #fff;
  transition: transform 0.35s var(--ease), background 0.2s;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: #fff;
  transition: transform 0.35s var(--ease), top 0.35s var(--ease);
}
.nav-toggle span::before {
  top: -6px;
}
.nav-toggle span::after {
  top: 6px;
}
body.menu-open .nav-toggle span {
  background: transparent;
}
body.menu-open .nav-toggle span::before {
  top: 0;
  transform: rotate(45deg);
}
body.menu-open .nav-toggle span::after {
  top: 0;
  transform: rotate(-45deg);
}

/* mega menu */
.mega {
  position: absolute;
  top: var(--nav-h);
  left: 50%;
  width: min(980px, calc(100vw - 48px));
  transform: translate(-50%, 14px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.35s var(--ease),
    visibility 0.3s;
  background: rgba(10, 10, 12, 0.96);
  border: 1px solid var(--line);
  border-radius: 4px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(26px);
  -webkit-backdrop-filter: blur(26px);
  overflow: hidden;
}
.nav-item.has-mega:hover .mega,
.nav-item.has-mega:focus-within .mega {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
}
.mega__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.85fr 1.1fr;
}
.mega__col {
  padding: 28px 28px 32px;
  border-right: 1px solid var(--line);
}
.mega__col:last-child {
  border-right: 0;
}
.mega__label {
  font-size: 10px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 16px;
  font-weight: 600;
}
.mega__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  margin: 0 -12px;
  border-radius: 2px;
  transition: background 0.25s;
}
.mega__link:hover {
  background: rgba(255, 255, 255, 0.05);
}
.mega__link strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
}
.mega__link small {
  display: block;
  font-size: 12px;
  color: var(--dim);
  margin-top: 2px;
}
.mega__thumb {
  flex: none;
  width: 54px;
  height: 42px;
  overflow: hidden;
  background: #000;
  border: 1px solid var(--line);
}
.mega__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.mega__promo {
  position: relative;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 26px;
  overflow: hidden;
  background: #000;
}
.mega__promo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.75;
  transition: transform 0.8s var(--ease);
}
.mega__promo:hover img {
  transform: scale(1.04);
}
.mega__promo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 20%, rgba(0, 0, 0, 0.92) 100%);
}
.mega__promo-copy {
  position: relative;
  z-index: 1;
}
.mega__promo-copy p {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}
.mega__promo-copy strong {
  font-size: 17px;
  font-weight: 650;
  line-height: 1.35;
  display: block;
  margin-bottom: 12px;
}

/* mobile drawer */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 190;
  display: flex;
  flex-direction: column;
  padding: calc(var(--nav-h) + 20px) var(--page-x) 40px;
  background: #060608;
  transform: translateY(-102%);
  transition: transform 0.55s var(--ease);
  overflow-y: auto;
  overscroll-behavior: contain;
}
body.menu-open .drawer {
  transform: none;
}
.drawer__group {
  border-bottom: 1px solid var(--line);
}
.drawer__link,
.drawer__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  font-size: 25px;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: #fff;
}
.drawer__toggle svg {
  width: 15px;
  height: 15px;
  color: var(--dim);
  transition: transform 0.3s var(--ease);
}
.drawer__group.is-open .drawer__toggle svg {
  transform: rotate(45deg);
  color: var(--red-bright);
}
.drawer__sub {
  display: none;
  padding: 0 0 18px;
}
.drawer__group.is-open .drawer__sub {
  display: block;
  animation: fade-up 0.4s var(--ease);
}
.drawer__sub a {
  display: block;
  padding: 9px 0;
  font-size: 15px;
  color: var(--muted);
}
.drawer__sub a span {
  color: var(--dim);
  font-size: 12px;
  margin-left: 10px;
}
.drawer__foot {
  margin-top: auto;
  padding-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.drawer__meta {
  display: flex;
  gap: 22px;
  font-size: 13px;
  color: var(--dim);
}

/* ---------- 5. Hero ---------- */
.hero {
  position: relative;
  min-height: min(100svh, 920px);
  padding-top: var(--nav-h);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #050506;
}
.hero::before {
  content: "";
  position: absolute;
  right: 6%;
  bottom: -18%;
  width: 46vw;
  height: 46vw;
  max-width: 760px;
  max-height: 760px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(225, 37, 27, 0.22) 0%,
    rgba(225, 37, 27, 0.07) 38%,
    transparent 68%
  );
  filter: blur(30px);
  pointer-events: none;
}
.hero__media {
  position: absolute;
  inset: 0 0 0 auto;
  width: min(64%, 1080px);
  z-index: 1;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 62% center;
  animation: scale-in 1.8s var(--ease) both;
  filter: saturate(0.92) contrast(1.04);
}
.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #050506 0%, rgba(5, 5, 6, 0.86) 14%, rgba(5, 5, 6, 0.12) 48%, transparent 66%),
    linear-gradient(180deg, rgba(5, 5, 6, 0.72) 0%, transparent 24%, transparent 74%, #050506 100%);
}
.hero__scan {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(225, 37, 27, 0.6), transparent);
  opacity: 0.5;
  z-index: 2;
  animation: scan-x 9s var(--ease-io) infinite;
}
@keyframes scan-x {
  0%,
  100% {
    left: 38%;
    opacity: 0;
  }
  10% {
    opacity: 0.55;
  }
  50% {
    left: 78%;
    opacity: 0.3;
  }
  90% {
    opacity: 0;
  }
}
.hero__inner {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: center;
  gap: 24px;
  width: min(var(--max), 100% - var(--page-x) * 2);
  margin-inline: auto;
  padding: clamp(48px, 7vh, 90px) 0 clamp(118px, 15vh, 158px);
}
.hero__copy {
  max-width: 640px;
}
.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 26px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.86);
  animation: fade-up 1s var(--ease) 0.15s both;
}
.hero__eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red-bright);
  animation: pulse-dot 2.6s infinite;
}
.hero__eyebrow span {
  color: var(--dim);
  letter-spacing: 0.1em;
  text-transform: none;
  font-weight: 500;
}
.hero h1 {
  font-size: clamp(44px, 6.1vw, 94px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 700;
  animation: fade-up 1.1s var(--ease) 0.28s both;
}
.hero h1 em {
  font-style: normal;
  position: relative;
  display: inline-block;
}
.hero h1 .period {
  color: var(--red);
}
.hero__lead {
  max-width: 520px;
  margin-top: 26px;
  font-size: clamp(15px, 1.2vw, 17.5px);
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.62);
  animation: fade-up 1.1s var(--ease) 0.42s both;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 36px;
  animation: fade-up 1.1s var(--ease) 0.56s both;
}
.hero__trust {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 44px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--dim);
  animation: fade-in 1.2s var(--ease) 0.8s both;
}
.hero__trust span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero__trust em {
  font-style: normal;
  color: var(--red-bright);
  font-size: 9px;
}
.hero__chips {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}
.hero-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 15px;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(8, 8, 10, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.13);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: fade-in 1.4s var(--ease) 1s both;
}
.hero-chip::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--red-bright);
  box-shadow: 0 0 14px rgba(255, 58, 47, 0.9);
}
.hero-chip--1 {
  left: 43%;
  top: 32%;
}
.hero-chip--2 {
  left: 38%;
  bottom: 31%;
}
.hero-chip--3 {
  right: 7%;
  top: 24%;
}
.hero-chip--4 {
  right: 4%;
  bottom: 33%;
}
.hero__strip {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 4;
  border-top: 1px solid var(--line);
  background: rgba(5, 5, 6, 0.55);
  backdrop-filter: blur(14px);
}
.hero__strip-inner {
  display: flex;
  align-items: stretch;
  width: min(var(--max), 100% - var(--page-x) * 2);
  margin-inline: auto;
}
.hero-stat {
  flex: 1;
  min-width: 0;
  padding: 17px 24px 17px 0;
  border-right: 1px solid var(--line);
  margin-right: 24px;
}
.hero-stat:last-child {
  border-right: 0;
  margin-right: 0;
}
.hero-stat strong {
  display: block;
  font-size: clamp(17px, 1.5vw, 22px);
  font-weight: 650;
  letter-spacing: -0.01em;
  line-height: 1.2;
  white-space: nowrap;
}
.hero-stat strong small {
  font-size: 0.62em;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.05em;
  margin-left: 3px;
}
.hero-stat span {
  display: block;
  margin-top: 4px;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
  white-space: nowrap;
}

/* generic page hero */
.page-hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(80px, 10vw, 150px)) 0 clamp(56px, 6.5vw, 90px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: #060607;
}
.page-hero::before {
  content: "";
  position: absolute;
  right: -8%;
  top: -40%;
  width: 60vw;
  height: 60vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(225, 37, 27, 0.14), transparent 62%);
  filter: blur(20px);
  pointer-events: none;
}
.page-hero__inner {
  position: relative;
  z-index: 2;
}
.page-hero .eyebrow {
  margin-bottom: 22px;
  animation: fade-up 0.9s var(--ease) both;
}
.page-hero h1 {
  font-size: clamp(38px, 5.2vw, 78px);
  line-height: 1.06;
  letter-spacing: -0.03em;
  font-weight: 700;
  max-width: 1000px;
  animation: fade-up 1s var(--ease) 0.08s both;
}
.page-hero__lead {
  max-width: 620px;
  margin-top: 24px;
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.8;
  color: var(--muted);
  animation: fade-up 1s var(--ease) 0.18s both;
}
.page-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: 34px;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--dim);
}
.page-hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.page-hero__meta i {
  width: 5px;
  height: 5px;
  background: var(--red-bright);
  border-radius: 50%;
  display: inline-block;
}

/* breadcrumb / subnav */
.subnav {
  position: sticky;
  top: var(--nav-h);
  z-index: 90;
  background: rgba(8, 8, 10, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.subnav__inner {
  display: flex;
  align-items: center;
  gap: 34px;
  height: 54px;
  overflow-x: auto;
  scrollbar-width: none;
}
.subnav__inner::-webkit-scrollbar {
  display: none;
}
.subnav a {
  position: relative;
  flex: none;
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
  padding: 18px 0;
  transition: color 0.25s;
}
.subnav a:hover,
.subnav a.is-active {
  color: #fff;
}
.subnav a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--red);
}
.subnav__right {
  margin-left: auto;
  flex: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding-left: 20px;
  background: linear-gradient(90deg, transparent, rgba(8, 8, 10, 0.86) 24%);
}
.subnav__right .btn {
  flex: none;
}

/* ---------- 6. Statement / intro ---------- */
.statement {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(30px, 5vw, 90px);
  align-items: start;
}
.statement__title {
  font-size: clamp(28px, 3.1vw, 46px);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.statement__title .red-dot {
  color: var(--red);
}
.statement__body {
  padding-top: 8px;
  max-width: 560px;
}
.statement__body p {
  color: var(--muted);
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.9;
}
.statement__body p + p {
  margin-top: 18px;
}
.statement__body .link-arrow {
  margin-top: 30px;
}

/* ---------- 7. Product grid ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}
.p-card {
  position: relative;
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
  min-height: clamp(360px, 34vw, 470px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  isolation: isolate;
  transition: border-color 0.4s var(--ease);
}
.p-card:hover {
  border-color: rgba(225, 37, 27, 0.45);
}
.p-card__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background: #000;
}
.p-card__media img,
.p-card__media svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.1s var(--ease), filter 0.6s;
}
.p-card:hover .p-card__media img {
  transform: scale(1.045);
}
.p-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.05) 28%, rgba(0, 0, 0, 0.55) 62%, rgba(0, 0, 0, 0.94) 100%);
  pointer-events: none;
}
.p-card__body {
  padding: clamp(22px, 2.4vw, 34px);
}
.p-card__tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.p-card__title {
  font-size: clamp(24px, 2.4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.p-card__desc {
  margin-top: 9px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.58);
  letter-spacing: 0.01em;
}
.p-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fff;
  opacity: 0.92;
}
.p-card__cta svg {
  width: 15px;
  height: 15px;
  transition: transform 0.35s var(--ease);
}
.p-card:hover .p-card__cta svg {
  transform: translateX(4px);
}
.p-card--a1 {
  grid-column: span 8;
  min-height: clamp(420px, 40vw, 540px);
}
.p-card--a1 .p-card__media img {
  object-position: center 42%;
  filter: brightness(0.92);
}
.p-card--a1::after {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.02) 20%, rgba(0, 0, 0, 0.45) 56%, rgba(0, 0, 0, 0.95) 100%);
}
.p-card--light {
  grid-column: span 4;
}
.p-card--control {
  grid-column: span 4;
}
.p-card--software {
  grid-column: span 8;
  min-height: clamp(340px, 30vw, 420px);
}
.p-card--control .p-card__media img {
  object-position: center 55%;
  filter: grayscale(0.9) brightness(0.72);
}
.p-card--control::after {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.05) 24%, rgba(0, 0, 0, 0.6) 58%, rgba(0, 0, 0, 0.95) 100%);
}
.p-card__media--soft {
  background: radial-gradient(120% 100% at 70% 20%, #1a0503 0%, #0a0a0c 55%, #000 100%);
}
.p-card__media--soft svg {
  padding: 6%;
}
.p-card--light .p-card__media {
  padding: 7% 7% 21%;
}
.p-card--light .p-card__media img {
  object-fit: contain;
  object-position: center top;
}
.p-card--light::after {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.02) 24%, rgba(0, 0, 0, 0.6) 58%, rgba(0, 0, 0, 0.96) 100%);
}
.p-card__media--studio {
  background: #09090b;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8% 7% 14%;
}
.p-card--software::after {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.02) 40%, rgba(0, 0, 0, 0.86) 100%);
}
.p-card__media--studio img {
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.75);
}

/* ---------- 8. Technology ---------- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.tech-card {
  position: relative;
  padding: clamp(26px, 2.4vw, 38px);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
  border: 1px solid var(--line);
  overflow: hidden;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
  min-height: 460px;
  display: flex;
  flex-direction: column;
}
.tech-card:hover {
  border-color: rgba(225, 37, 27, 0.42);
  background: linear-gradient(180deg, rgba(225, 37, 27, 0.055), rgba(255, 255, 255, 0.012));
}
.tech-card__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--dim);
}
.tech-card__fig {
  margin: 22px 0 26px;
  height: 192px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tech-card__fig svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}
.tech-card h3 {
  font-size: clamp(20px, 1.8vw, 24px);
  font-weight: 650;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}
.tech-card p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}
.tech-card__spec {
  margin-top: auto;
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--dim);
}
.tech-card__spec b {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 600;
}

/* svg line animations */
.svg-draw {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  transition: stroke-dashoffset 2s var(--ease) 0.2s;
}
.is-in .svg-draw {
  stroke-dashoffset: 0;
}
.svg-pulse {
  animation: svg-pulse 3.4s ease-in-out infinite;
}
@keyframes svg-pulse {
  0%,
  100% {
    opacity: 0.35;
  }
  50% {
    opacity: 1;
  }
}

/* ---------- 9. Gallery ---------- */
.gallery-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  background: #000;
  aspect-ratio: 1 / 1.05;
  cursor: zoom-in;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.08) brightness(0.68);
  transform: scale(1.01);
  transition: filter 0.6s var(--ease), transform 0.9s var(--ease);
}
.gallery-item:nth-child(3n + 2) {
  aspect-ratio: 1 / 0.96;
}
.gallery-item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 58px;
  background: linear-gradient(180deg, rgba(4, 4, 5, 0.55), rgba(4, 4, 5, 0.95));
  opacity: 1;
}
.gallery-item:hover img {
  filter: grayscale(0.05) contrast(1.05) brightness(0.98);
  transform: scale(1.05);
}
.gallery-item__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  height: 58px;
  padding: 0 16px;
  text-shadow: none;
}
.gallery-item__cap strong {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
}
.gallery-item__cap span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--dim);
}
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5vw;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s, visibility 0.35s;
}
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}
.lightbox img {
  max-width: min(1100px, 92vw);
  max-height: 84vh;
  object-fit: contain;
  border: 1px solid var(--line);
  transform: scale(0.97);
  transition: transform 0.4s var(--ease);
}
.lightbox.is-open img {
  transform: none;
}
.lightbox__close {
  position: absolute;
  top: 24px;
  right: 26px;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: #fff;
  transition: border-color 0.25s, background 0.25s;
}
.lightbox__close:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.lightbox__cap {
  position: absolute;
  left: 5vw;
  right: 5vw;
  bottom: 26px;
  text-align: center;
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* spec chips under gallery */
.spec-chips {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 40px;
  background: var(--line);
  border: 1px solid var(--line);
}
.spec-chip {
  background: var(--bg-1);
  padding: 26px 26px 24px;
}
.spec-chip strong {
  display: block;
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.spec-chip strong small {
  font-size: 0.55em;
  color: var(--muted);
  font-weight: 500;
  margin-left: 4px;
  letter-spacing: 0.04em;
}
.spec-chip span {
  display: block;
  margin-top: 8px;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--dim);
  text-transform: uppercase;
}

/* ---------- 10. Solutions / scenarios ---------- */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.scenario {
  position: relative;
  min-height: clamp(340px, 32vw, 440px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(26px, 2.8vw, 40px);
  border: 1px solid var(--line);
  isolation: isolate;
  transition: border-color 0.4s;
}
.scenario:hover {
  border-color: rgba(225, 37, 27, 0.45);
}
.scenario__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: #0a0a0c;
}
.scenario__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) brightness(0.72);
  transition: transform 1.2s var(--ease), filter 0.8s;
}
.scenario:hover .scenario__bg img {
  transform: scale(1.05);
  filter: grayscale(0.2) brightness(0.8);
}
.scenario::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.18) 20%, rgba(0, 0, 0, 0.9) 100%),
    linear-gradient(120deg, rgba(225, 37, 27, 0.16), transparent 50%);
}
.scenario__index {
  position: absolute;
  top: clamp(20px, 2.4vw, 30px);
  right: clamp(20px, 2.4vw, 30px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.4);
  z-index: 2;
}
.scenario__tags {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  z-index: 2;
}
.scenario h3 {
  font-size: clamp(23px, 2.2vw, 32px);
  font-weight: 700;
  letter-spacing: -0.02em;
  z-index: 2;
}
.scenario p {
  margin-top: 10px;
  max-width: 420px;
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.56);
  z-index: 2;
}
.scenario__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 12.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.86);
  z-index: 2;
}
.scenario__link svg {
  width: 14px;
  height: 14px;
  transition: transform 0.35s var(--ease);
}
.scenario:hover .scenario__link svg {
  transform: translateX(4px);
}
.scenario--abstract .scenario__bg {
  background: radial-gradient(100% 120% at 80% 0%, rgba(225, 37, 27, 0.22), transparent 55%),
    linear-gradient(140deg, #0e0e11, #060607);
}
.scenario__art {
  position: absolute;
  inset: 0;
  z-index: -2;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.9;
}
.scenario__art svg,
.scenario__art img {
  width: 82%;
  height: 82%;
  object-fit: contain;
}

/* ---------- 11. Software mock ---------- */
.software {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(36px, 5vw, 90px);
  align-items: center;
}
.software__list {
  margin-top: 36px;
  border-top: 1px solid var(--line);
}
.software__item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.3s var(--ease);
}
.software__item:hover {
  padding-left: 6px;
}
.software__item-index {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--red-bright);
  padding-top: 4px;
  min-width: 26px;
}
.software__item h3 {
  font-size: 16px;
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 10px;
}
.software__item h3 span {
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--red-bright);
  border: 1px solid rgba(225, 37, 27, 0.4);
  padding: 2px 6px;
}
.software__item p {
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--dim);
}
.studio {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: #0a0a0c;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 6px rgba(255, 255, 255, 0.015);
  aspect-ratio: 16 / 10.6;
  display: flex;
  flex-direction: column;
  font-size: 10px;
  user-select: none;
}
.studio__bar {
  flex: none;
  height: 34px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 13px;
  background: #111114;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
.studio__dots {
  display: flex;
  gap: 5px;
}
.studio__dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2a2a30;
}
.studio__dots i:first-child {
  background: #4a1113;
}
.studio__name {
  font-size: 9.5px;
  letter-spacing: 0.18em;
  color: #8b8b94;
  font-weight: 600;
}
.studio__name b {
  color: #d8d8de;
  font-weight: 600;
}
.studio__live {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 8.5px;
  letter-spacing: 0.14em;
  color: #ff544a;
}
.studio__live::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #ff3a2f;
  animation: pulse-dot 2s infinite;
}
.studio__main {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 140px;
  min-height: 0;
}
.studio__view {
  position: relative;
  overflow: hidden;
  background: radial-gradient(120% 100% at 30% 20%, #2a1d18 0%, #0f0d0f 55%, #08080a 100%);
}
.studio__scene {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(60% 80% at 62% 42%, rgba(231, 178, 140, 0.4), transparent 62%),
    radial-gradient(40% 60% at 24% 70%, rgba(225, 37, 27, 0.14), transparent 70%),
    linear-gradient(125deg, #191313 0%, #0c0b0e 60%);
}
.studio__figure {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 27%;
  aspect-ratio: 0.62;
  transform: translate(-50%, -50%);
  border-radius: 46% 46% 38% 38% / 32% 32% 60% 60%;
  background: linear-gradient(160deg, #7d5a45 0%, #4a3326 70%, #2e1f18 100%);
  opacity: 0.55;
  filter: blur(2px);
}
.studio__figure::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -21%;
  width: 52%;
  aspect-ratio: 0.86;
  transform: translateX(-50%);
  border-radius: 50% 50% 46% 46%;
  background: linear-gradient(160deg, #8c6550, #4a3326);
}
.studio__view-tag {
  position: absolute;
  left: 12px;
  top: 11px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  color: #cfcfd6;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.14);
}
.studio__view-tag i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #ff3a2f;
}
.studio__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 33.33% 33.33%;
  opacity: 0.5;
}
.studio__af {
  position: absolute;
  left: 46.5%;
  top: 38%;
  width: 15%;
  height: 24%;
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 0 20px rgba(255, 58, 47, 0.12);
}
.studio__af::before,
.studio__af::after {
  content: "";
  position: absolute;
  width: 4px;
  height: 4px;
  background: #fff;
}
.studio__af::before {
  left: -2px;
  top: -2px;
}
.studio__af::after {
  right: -2px;
  bottom: -2px;
}
.studio__hud {
  position: absolute;
  left: 12px;
  bottom: 11px;
  display: flex;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 7.5px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.68);
}
.studio__hud span {
  padding: 3px 6px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.studio__side {
  border-left: 1px solid rgba(255, 255, 255, 0.07);
  background: #0c0c0f;
  padding: 11px;
  display: flex;
  flex-direction: column;
  gap: 11px;
  overflow: hidden;
}
.studio__group-label {
  font-family: var(--font-mono);
  font-size: 7.5px;
  letter-spacing: 0.18em;
  color: #5f5f68;
  margin-bottom: 5px;
}
.studio__slider {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font-size: 8px;
  color: #a3a3ac;
  margin-bottom: 6px;
}
.studio__slider b {
  color: #e3e3e8;
  font-family: var(--font-mono);
  font-weight: 500;
}
.studio__track {
  height: 2px;
  background: #232329;
  position: relative;
  margin-bottom: 8px;
}
.studio__track i {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--v, 60%);
  background: linear-gradient(90deg, #7d120d, #ff3a2f);
}
.studio__track em {
  position: absolute;
  top: 50%;
  left: var(--v, 60%);
  width: 6px;
  height: 6px;
  background: #fff;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 8px rgba(255, 58, 47, 0.8);
}
.studio__wheel {
  width: 62px;
  height: 62px;
  margin: 2px auto 0;
  border-radius: 50%;
  background: conic-gradient(#ff3a2f, #ffd34d, #55d98a, #4da8ff, #b06bff, #ff3a2f);
  filter: saturate(0.9) brightness(0.82);
  position: relative;
}
.studio__wheel::after {
  content: "";
  position: absolute;
  inset: 13px;
  border-radius: 50%;
  background: #0c0c0f;
}
.studio__wheel-dot {
  position: absolute;
  left: 66%;
  top: 30%;
  width: 6px;
  height: 6px;
  border: 1px solid #fff;
  border-radius: 50%;
  z-index: 2;
}
.studio__foot {
  flex: none;
  height: 66px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  background: #0b0b0e;
}
.studio__audio {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 32px;
}
.studio__audio i {
  width: 3px;
  height: var(--h, 40%);
  background: linear-gradient(180deg, #ff3a2f, #6f6f2a 55%, #3d8f4a);
  opacity: 0.85;
}
.studio__timeline {
  flex: 1;
  height: 34px;
  display: flex;
  align-items: center;
  gap: 3px;
}
.studio__clip {
  height: 18px;
  flex: var(--w, 1);
  background: rgba(255, 255, 255, 0.09);
  border-left: 1px solid rgba(255, 255, 255, 0.18);
  position: relative;
}
.studio__clip--red {
  background: rgba(225, 37, 27, 0.32);
  border-color: rgba(255, 58, 47, 0.65);
}
.studio__clip--red::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #ff3a2f;
}
.studio__clip small {
  position: absolute;
  left: 4px;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 6px;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.08em;
}
.studio__time {
  font-family: var(--font-mono);
  font-size: 8px;
  color: #8b8b94;
  letter-spacing: 0.08em;
}

/* ---------- 12. Stats band ---------- */
.stats-band {
  position: relative;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(225, 37, 27, 0.08), transparent 30%),
    var(--bg-1);
  overflow: hidden;
}
.stats-band__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat {
  padding: clamp(34px, 4vw, 56px) clamp(20px, 2.6vw, 38px);
  border-right: 1px solid var(--line);
}
.stat:last-child {
  border-right: 0;
}
.stat__num {
  font-size: clamp(38px, 4.6vw, 64px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 5px;
}
.stat__num small {
  font-size: 0.36em;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--red-bright);
}
.stat__label {
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
}
.stat__desc {
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- 13. News ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.news-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--bg-1);
  transition: border-color 0.35s, transform 0.5s var(--ease);
}
.news-card:hover {
  border-color: rgba(225, 37, 27, 0.4);
  transform: translateY(-4px);
}
.news-card__media {
  position: relative;
  aspect-ratio: 16 / 9.6;
  overflow: hidden;
  background: radial-gradient(100% 120% at 20% 10%, rgba(225, 37, 27, 0.2), transparent 60%),
    linear-gradient(135deg, #16161a, #070708);
}
.news-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) brightness(0.82);
  transition: transform 0.9s var(--ease), filter 0.5s;
}
.news-card:hover .news-card__media img {
  transform: scale(1.04);
  filter: grayscale(0.3) brightness(0.9);
}
.news-card__body {
  padding: 22px 22px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.news-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--dim);
  margin-bottom: 12px;
}
.news-card__meta em {
  font-style: normal;
  color: var(--red-bright);
}
.news-card h3 {
  font-size: 18px;
  font-weight: 650;
  line-height: 1.45;
  letter-spacing: -0.01em;
}
.news-card p {
  margin-top: 9px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--dim);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card__more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  font-size: 12px;
  color: var(--muted);
}
.news-card:hover .news-card__more {
  color: var(--red-bright);
}
.news-card__more svg {
  width: 13px;
  height: 13px;
}

/* ---------- 14. Service ---------- */
.service {
  position: relative;
  border-top: 1px solid var(--line);
  overflow: hidden;
}
.service::before {
  content: "";
  position: absolute;
  left: -10%;
  bottom: -60%;
  width: 50vw;
  height: 50vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(225, 37, 27, 0.16), transparent 65%);
  filter: blur(30px);
  pointer-events: none;
}
.service__head {
  max-width: 720px;
  margin-bottom: clamp(44px, 5vw, 64px);
}
.service__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}
.service-step {
  padding: 34px 32px 40px 0;
  border-right: 1px solid var(--line);
  position: relative;
}
.service-step + .service-step {
  padding-left: 32px;
}
.service-step:last-child {
  border-right: 0;
}
.service-step__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--red-bright);
}
.service-step h3 {
  margin-top: 18px;
  font-size: 20px;
  font-weight: 650;
}
.service-step p {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}
.service__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 52px;
}
.service__note {
  font-size: 12.5px;
  color: var(--dim);
}

/* ---------- 15. CTA band ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  background: linear-gradient(110deg, #150303 0%, #070708 55%, #0a0a0c 100%);
  border-top: 1px solid rgba(225, 37, 27, 0.28);
  border-bottom: 1px solid var(--line);
}
.cta-band::before {
  content: "";
  position: absolute;
  right: -6%;
  top: -70%;
  width: 46vw;
  height: 46vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(225, 37, 27, 0.26), transparent 62%);
  filter: blur(18px);
}
.cta-band__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: clamp(52px, 6vw, 84px) 0;
}
.cta-band h2 {
  font-size: clamp(28px, 3.4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.16;
}
.cta-band p {
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
  max-width: 520px;
}

/* ---------- 16. Footer ---------- */
.footer {
  padding: clamp(60px, 7vw, 90px) 0 34px;
  background: #040405;
  border-top: 1px solid var(--line);
}
.footer__top {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, minmax(0, 0.7fr));
  gap: clamp(26px, 4vw, 56px);
  padding-bottom: clamp(44px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
}
.footer__brand .brand__mark {
  height: 40px;
}
.footer__brand p {
  margin-top: 20px;
  max-width: 300px;
  font-size: 13px;
  line-height: 1.85;
  color: var(--dim);
}
.footer__social {
  display: flex;
  gap: 10px;
  margin-top: 24px;
}
.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.footer__social a:hover {
  border-color: var(--red);
  color: #fff;
  background: rgba(225, 37, 27, 0.16);
}
.footer__social svg {
  width: 15px;
  height: 15px;
}
.footer__col h4 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 18px;
}
.footer__col a {
  display: block;
  padding: 6px 0;
  font-size: 13px;
  color: var(--muted);
  transition: color 0.2s;
}
.footer__col a:hover {
  color: #fff;
}
.footer__newsletter {
  margin-top: 18px;
}
.footer__newsletter form {
  display: flex;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 8px;
}
.footer__newsletter input {
  flex: 1;
  min-width: 0;
  background: none;
  border: 0;
  color: #fff;
  font-size: 13px;
  outline: none;
}
.footer__newsletter input::placeholder {
  color: var(--dim);
}
.footer__newsletter button {
  color: var(--red-bright);
}
.footer__newsletter button svg {
  width: 18px;
  height: 18px;
}
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 30px;
  padding-top: 26px;
  font-size: 11.5px;
  color: var(--dim);
  letter-spacing: 0.02em;
}
.footer__bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
}
.footer__bottom a:hover {
  color: var(--muted);
}
.footer__disclaimer {
  margin-top: 18px;
  font-size: 10.5px;
  line-height: 1.7;
  color: #4a4a50;
  max-width: 900px;
}

/* ---------- 17. Product detail page / features ---------- */
.a1-hero {
  position: relative;
  padding-top: var(--nav-h);
  min-height: clamp(640px, 92vh, 940px);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #050506;
}
.a1-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.a1-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 58%;
  filter: brightness(0.62) saturate(0.9);
  animation: scale-in 1.8s var(--ease) both;
}
.a1-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 5, 6, 0.92) 0%, rgba(5, 5, 6, 0.28) 40%, rgba(5, 5, 6, 0.85) 100%),
    linear-gradient(90deg, rgba(5, 5, 6, 0.9), transparent 60%);
}
.a1-hero__inner {
  position: relative;
  z-index: 2;
  width: min(var(--max), 100% - var(--page-x) * 2);
  margin-inline: auto;
  padding: clamp(60px, 9vh, 110px) 0 clamp(80px, 11vh, 120px);
}
.a1-hero__kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
  animation: fade-up 0.9s var(--ease) both;
}
.a1-hero__kicker i {
  width: 6px;
  height: 6px;
  background: var(--red);
  border-radius: 50%;
}
.a1-hero h1 {
  margin-top: 24px;
  font-size: clamp(66px, 11vw, 168px);
  line-height: 0.9;
  font-weight: 700;
  letter-spacing: -0.05em;
  animation: fade-up 1.1s var(--ease) 0.1s both;
}
.a1-hero h1 sup {
  font-size: 0.14em;
  font-weight: 500;
  letter-spacing: 0.2em;
  vertical-align: top;
  color: var(--red-bright);
  margin-left: 0.6em;
}
.a1-hero__tag {
  margin-top: 22px;
  font-size: clamp(20px, 2.4vw, 30px);
  font-weight: 600;
  letter-spacing: -0.01em;
  animation: fade-up 1s var(--ease) 0.2s both;
}
.a1-hero__lead {
  margin-top: 16px;
  max-width: 520px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
  animation: fade-up 1s var(--ease) 0.3s both;
}
.a1-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 30px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.66);
  animation: fade-up 1s var(--ease) 0.4s both;
}
.a1-hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-right: 26px;
  border-right: 1px solid var(--line);
}
.a1-hero__meta span:last-child {
  border-right: 0;
}
.a1-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
  animation: fade-up 1s var(--ease) 0.5s both;
}
.a1-hero__badge {
  position: absolute;
  right: var(--page-x);
  bottom: clamp(60px, 9vh, 100px);
  z-index: 3;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--dim);
  line-height: 1.9;
}
.a1-hero__badge b {
  display: block;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.08em;
  font-weight: 500;
}
.feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(36px, 6vw, 100px);
  align-items: center;
  padding: clamp(64px, 7vw, 104px) 0;
  border-bottom: 1px solid var(--line);
}
.feature:last-child {
  border-bottom: 0;
}
.feature--rev .feature__media {
  order: 2;
}
.feature__media {
  position: relative;
  min-width: 0;
}
.feature__visual {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  background: radial-gradient(100% 120% at 70% 20%, rgba(225, 37, 27, 0.12), transparent 55%),
    linear-gradient(160deg, #101013, #070708);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature__visual svg {
  width: 86%;
  height: 86%;
  overflow: visible;
}
.feature__visual--photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.06) brightness(0.82);
  transition: transform 1.2s var(--ease);
}
.feature__visual--photo:hover img {
  transform: scale(1.03);
}
.feature__visual--photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.7));
}
.feature__copy {
  max-width: 520px;
}
.feature__copy .eyebrow {
  margin-bottom: 18px;
}
.feature__copy h2 {
  font-size: clamp(27px, 3vw, 42px);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.feature__copy p {
  margin-top: 20px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--muted);
}
.feature__list {
  margin-top: 28px;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
.feature__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
}
.feature__list b {
  color: #fff;
  font-weight: 600;
}
.feature__list span {
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  text-align: right;
}
.feature__note {
  margin-top: 22px;
  font-size: 11.5px;
  color: var(--dim);
  line-height: 1.7;
}

/* specs table */
.specs {
  border-top: 1px solid var(--line);
}
.specs__group {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 30px;
  padding: 38px 0;
  border-bottom: 1px solid var(--line);
}
.specs__group h3 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red-bright);
  padding-top: 3px;
}
.specs__table {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 44px;
}
.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 9px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.07);
  font-size: 13.5px;
}
.spec-row dt {
  color: var(--dim);
  flex: none;
}
.spec-row dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  text-align: right;
}
.specs__note {
  margin-top: 26px;
  font-size: 11.5px;
  line-height: 1.8;
  color: var(--dim);
}

/* in the box */
.inbox {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.inbox__item {
  padding: 26px;
  border: 1px solid var(--line);
  background: var(--bg-1);
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.inbox__item svg {
  flex: none;
  width: 34px;
  height: 34px;
  color: var(--red-bright);
}
.inbox__item strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
}
.inbox__item span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--dim);
  line-height: 1.6;
}

/* buy bar */
.buy-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 80;
  border-top: 1px solid var(--line);
  background: rgba(8, 8, 10, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transform: translateY(105%);
  transition: transform 0.45s var(--ease);
  will-change: transform;
}
.buy-bar.is-visible {
  transform: none;
}
body[data-page="a1"] main,
body[data-page="light"] main {
  padding-bottom: 74px;
}
.buy-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 74px;
}
.buy-bar__name {
  display: flex;
  align-items: baseline;
  gap: 14px;
  min-width: 0;
}
.buy-bar__name strong {
  font-size: 17px;
  font-weight: 650;
  white-space: nowrap;
}
.buy-bar__name span {
  font-size: 12px;
  color: var(--dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.buy-bar__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
}
.buy-bar__price {
  text-align: right;
  margin-right: 8px;
}
.buy-bar__price strong {
  display: block;
  font-size: 17px;
  font-weight: 650;
}
.buy-bar__price span {
  display: block;
  font-size: 10.5px;
  color: var(--dim);
}

/* ---------- 18. Product listing ---------- */
.lineup {
  display: grid;
  gap: 14px;
}
.lineup-card {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  border: 1px solid var(--line);
  background: var(--bg-2);
  overflow: hidden;
  min-height: 380px;
  transition: border-color 0.4s;
}
.lineup-card:hover {
  border-color: rgba(225, 37, 27, 0.42);
}
.lineup-card--rev .lineup-card__media {
  order: 2;
}
.lineup-card__media {
  position: relative;
  background: #000;
  overflow: hidden;
  min-height: 300px;
}
.lineup-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease);
}
.lineup-card:hover .lineup-card__media img {
  transform: scale(1.03);
}
.lineup-card__media svg {
  width: 100%;
  height: 100%;
}
.lineup-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.35), transparent 50%);
}
.lineup-card--rev .lineup-card__media::after {
  background: linear-gradient(270deg, rgba(0, 0, 0, 0.35), transparent 50%);
}
.lineup-card__body {
  padding: clamp(28px, 3.6vw, 54px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.lineup-card__tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.lineup-card__body h3 {
  font-size: clamp(26px, 2.8vw, 38px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
}
.lineup-card__body p {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
  max-width: 460px;
}
.lineup-card__points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--dim);
}
.lineup-card__points b {
  color: rgba(255, 255, 255, 0.78);
  font-weight: 500;
}
.lineup-card__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  margin-top: 30px;
}
.lineup-card__price {
  font-size: 13px;
  color: var(--dim);
}
.lineup-card__price b {
  font-size: 22px;
  color: #fff;
  font-weight: 700;
  margin-right: 4px;
}

/* category tabs */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 34px;
}
.filter-tab {
  padding: 9px 18px;
  font-size: 13px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: all 0.25s;
}
.filter-tab:hover {
  color: #fff;
  border-color: var(--line-strong);
}
.filter-tab.is-active {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

/* ---------- 19. Software page ---------- */
.sw-hero {
  position: relative;
  padding: calc(var(--nav-h) + clamp(70px, 8vw, 120px)) 0 clamp(60px, 7vw, 100px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.sw-hero::before {
  content: "";
  position: absolute;
  right: 6%;
  top: 8%;
  width: 42vw;
  height: 42vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(225, 37, 27, 0.16), transparent 62%);
  filter: blur(24px);
}
.sw-hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(30px, 5vw, 80px);
  align-items: center;
}
.sw-hero h1 {
  font-size: clamp(38px, 4.8vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 700;
  margin-top: 20px;
}
.sw-hero__lead {
  margin-top: 22px;
  max-width: 480px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--muted);
}
.sw-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.sw-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--bg-1);
  transition: border-color 0.35s, transform 0.5s var(--ease);
}
.sw-card:hover {
  border-color: rgba(225, 37, 27, 0.42);
  transform: translateY(-4px);
}
.sw-card__media {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: radial-gradient(100% 120% at 80% 0%, rgba(225, 37, 27, 0.14), transparent 60%),
    linear-gradient(150deg, #111114, #060607);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--line);
}
.sw-card__media svg {
  width: 72%;
  height: 72%;
}
.sw-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.sw-card__body h3 {
  font-size: 18px;
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sw-card__body h3 span {
  font-size: 9px;
  letter-spacing: 0.16em;
  color: var(--red-bright);
  border: 1px solid rgba(225, 37, 27, 0.4);
  padding: 2px 6px;
  font-weight: 600;
}
.sw-card__body p {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--dim);
}
.sw-card__body .link-arrow {
  margin-top: auto;
  padding-top: 22px;
  font-size: 12.5px;
}
.download-list {
  border-top: 1px solid var(--line);
}
.download-row {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) 0.8fr 0.6fr auto;
  gap: 24px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.download-row__name {
  display: flex;
  align-items: center;
  gap: 16px;
}
.download-row__icon {
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red-bright);
  flex: none;
}
.download-row__icon svg {
  width: 17px;
  height: 17px;
}
.download-row__name strong {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
}
.download-row__name span {
  display: block;
  font-size: 11.5px;
  color: var(--dim);
  margin-top: 3px;
}
.download-row__meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 0.04em;
}
.ecosystem {
  position: relative;
  padding: clamp(40px, 5vw, 70px);
  border: 1px solid var(--line);
  background: radial-gradient(90% 120% at 50% 0%, rgba(225, 37, 27, 0.08), transparent 60%),
    var(--bg-1);
  overflow: hidden;
}
.ecosystem__graph {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(10px, 3vw, 42px);
  flex-wrap: wrap;
}
.eco-node {
  width: 150px;
  padding: 20px 16px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.3);
  text-align: center;
  transition: border-color 0.3s, background 0.3s;
}
.eco-node:hover {
  border-color: rgba(225, 37, 27, 0.5);
  background: rgba(225, 37, 27, 0.05);
}
.eco-node svg {
  width: 34px;
  height: 34px;
  margin: 0 auto 10px;
  color: var(--muted);
}
.eco-node strong {
  display: block;
  font-size: 13px;
  font-weight: 600;
}
.eco-node span {
  display: block;
  margin-top: 3px;
  font-size: 10.5px;
  color: var(--dim);
}
.eco-link {
  width: clamp(20px, 4vw, 54px);
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), rgba(225, 37, 27, 0.6), var(--line-strong));
}

/* ---------- 20. Solutions page ---------- */
.solution-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(30px, 6vw, 90px);
  align-items: center;
  padding: clamp(60px, 7vw, 100px) 0;
  border-bottom: 1px solid var(--line);
}
.solution-row:last-child {
  border-bottom: 0;
}
.solution-row--rev .solution-row__media {
  order: 2;
}
.solution-row__media {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.solution-row__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) brightness(0.76);
}
.solution-row__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(0, 0, 0, 0.8)),
    linear-gradient(120deg, rgba(225, 37, 27, 0.12), transparent 55%);
}
.solution-row__media svg {
  position: relative;
  z-index: 1;
  width: 74%;
  height: 74%;
}
.solution-row__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--red-bright);
}
.solution-row h2 {
  margin-top: 16px;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.solution-row p {
  margin-top: 18px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--muted);
  max-width: 520px;
}
.solution-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.solution-tags span {
  font-size: 11.5px;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 6px 12px;
}
.solution-row .link-arrow {
  margin-top: 28px;
}

/* ---------- 21. About ---------- */
.about-hero {
  padding: calc(var(--nav-h) + clamp(80px, 10vw, 150px)) 0 clamp(50px, 6vw, 80px);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.about-hero h1 {
  font-size: clamp(40px, 6vw, 92px);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 700;
  max-width: 1100px;
  margin-top: 20px;
}
.about-hero h1 em {
  color: var(--red);
  font-style: normal;
}
.about-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 44px;
  margin-top: 38px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--dim);
}
.about-hero__meta b {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 600;
}
.timeline {
  border-top: 1px solid var(--line);
}
.timeline__row {
  display: grid;
  grid-template-columns: 150px minmax(0, 0.9fr) minmax(0, 1.4fr);
  gap: clamp(20px, 4vw, 60px);
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
  transition: background 0.3s;
}
.timeline__row:hover {
  background: rgba(255, 255, 255, 0.02);
}
.timeline__year {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--red-bright);
}
.timeline__title {
  font-size: 17px;
  font-weight: 650;
}
.timeline__desc {
  font-size: 13.5px;
  color: var(--dim);
  line-height: 1.7;
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.value-card {
  padding: 32px;
  border: 1px solid var(--line);
  background: var(--bg-1);
}
.value-card__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--red-bright);
  letter-spacing: 0.16em;
}
.value-card h3 {
  margin-top: 20px;
  font-size: 21px;
  font-weight: 650;
}
.value-card p {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--muted);
}
.office-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.office {
  padding: 34px;
  border: 1px solid var(--line);
  background: var(--bg-1);
  position: relative;
  overflow: hidden;
}
.office::before {
  content: "";
  position: absolute;
  right: -30%;
  top: -40%;
  width: 70%;
  height: 120%;
  background: radial-gradient(circle, rgba(225, 37, 27, 0.1), transparent 62%);
}
.office h3 {
  font-size: 20px;
  font-weight: 650;
  position: relative;
}
.office p {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
  position: relative;
}
.office address {
  margin-top: 18px;
  font-style: normal;
  font-size: 12.5px;
  color: var(--dim);
  line-height: 1.8;
  position: relative;
}

/* ---------- 22. Support page ---------- */
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.support-card {
  position: relative;
  display: block;
  padding: 30px;
  border: 1px solid var(--line);
  background: var(--bg-1);
  transition: border-color 0.35s, transform 0.5s var(--ease);
}
.support-card:hover {
  border-color: rgba(225, 37, 27, 0.42);
  transform: translateY(-3px);
}
.support-card__icon {
  width: 40px;
  height: 40px;
  color: var(--red-bright);
  margin-bottom: 22px;
}
.support-card__icon svg {
  width: 100%;
  height: 100%;
}
.support-card h3 {
  font-size: 17px;
  font-weight: 650;
}
.support-card p {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--dim);
}
.support-card__arrow {
  position: absolute;
  right: 24px;
  top: 28px;
  color: var(--dim);
  transition: transform 0.3s, color 0.3s;
}
.support-card:hover .support-card__arrow {
  color: var(--red-bright);
  transform: translate(3px, -3px);
}
.faq {
  border-top: 1px solid var(--line);
}
.faq__item {
  border-bottom: 1px solid var(--line);
}
.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  width: 100%;
  padding: 24px 0;
  text-align: left;
  font-size: 15.5px;
  font-weight: 550;
  color: rgba(255, 255, 255, 0.9);
  transition: color 0.25s;
}
.faq__q:hover {
  color: var(--red-bright);
}
.faq__q i {
  position: relative;
  flex: none;
  width: 16px;
  height: 16px;
}
.faq__q i::before,
.faq__q i::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: transform 0.35s var(--ease);
}
.faq__q i::before {
  left: 0;
  top: 7.5px;
  width: 16px;
  height: 1px;
}
.faq__q i::after {
  left: 7.5px;
  top: 0;
  width: 1px;
  height: 16px;
}
.faq__item.is-open .faq__q i::after {
  transform: scaleY(0);
}
.faq__a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease);
}
.faq__item.is-open .faq__a {
  grid-template-rows: 1fr;
}
.faq__a > div {
  overflow: hidden;
}
.faq__a p {
  padding: 0 60px 26px 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--muted);
}
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(36px, 6vw, 100px);
  align-items: start;
}
.contact-info {
  border-top: 1px solid var(--line);
}
.contact-info__row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.contact-info__row span {
  color: var(--dim);
  flex: none;
}
.contact-info__row a,
.contact-info__row b {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
}
.contact-info__row a:hover {
  color: var(--red-bright);
}
.form {
  display: grid;
  gap: 16px;
  padding: 30px;
  border: 1px solid var(--line);
  background: var(--bg-1);
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.field label {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--dim);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
  border-radius: 2px;
  color: #fff;
  font-family: inherit;
  font-size: 13.5px;
  outline: none;
  transition: border-color 0.25s, background 0.25s;
}
.field textarea {
  resize: vertical;
  min-height: 110px;
  line-height: 1.7;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(225, 37, 27, 0.65);
  background: rgba(255, 255, 255, 0.05);
}
.field select option {
  background: #111;
}
.form__note {
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--dim);
}
.form__status {
  font-size: 12.5px;
  color: var(--red-bright);
  min-height: 18px;
}

/* articles / news list */
.news-list {
  border-top: 1px solid var(--line);
}
.news-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 0.65fr) minmax(0, 1.35fr) auto;
  gap: clamp(18px, 3.5vw, 50px);
  align-items: center;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s;
}
.news-item:hover {
  background: rgba(255, 255, 255, 0.02);
}
.news-item__date {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
  letter-spacing: 0.06em;
}
.news-item__cat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: var(--red-bright);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.news-item__title {
  font-size: clamp(17px, 1.6vw, 21px);
  font-weight: 600;
  line-height: 1.45;
}
.news-item__excerpt {
  margin-top: 6px;
  font-size: 13px;
  color: var(--dim);
  line-height: 1.7;
  max-width: 720px;
}
.news-item__arrow {
  color: var(--dim);
  transition: transform 0.3s, color 0.3s;
}
.news-item:hover .news-item__arrow {
  color: var(--red-bright);
  transform: translateX(4px);
}
.news-feature {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--bg-2);
}
.news-feature__media {
  position: relative;
  min-height: 360px;
  overflow: hidden;
}
.news-feature__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) brightness(0.6);
}
.news-feature__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 50%, rgba(5, 5, 6, 0.85));
}
.news-feature__body {
  padding: clamp(28px, 3.4vw, 52px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.news-feature__body h2 {
  margin-top: 16px;
  font-size: clamp(24px, 2.6vw, 36px);
  fontWeight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}
.news-feature__body p {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  z-index: 350;
  transform: translate(-50%, 20px);
  padding: 13px 22px;
  background: #151518;
  border: 1px solid var(--line-strong);
  color: #fff;
  font-size: 13px;
  border-radius: 2px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s var(--ease);
}
.toast.is-show {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

/* 404 */
.error-page {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--nav-h) 20px 60px;
  position: relative;
  overflow: hidden;
}
.error-page::before {
  content: "";
  position: absolute;
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(225, 37, 27, 0.16), transparent 62%);
  filter: blur(20px);
}
.error-page__num {
  font-size: clamp(120px, 22vw, 260px);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.06em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.22);
}
.error-page h1 {
  margin-top: 20px;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 650;
}
.error-page p {
  margin-top: 12px;
  color: var(--dim);
  font-size: 14px;
}
.error-page .btn-row {
  justify-content: center;
  margin-top: 30px;
}

/* ---------- 23. Responsive ---------- */
@media (max-width: 1240px) {
  .hero__chips {
    display: none;
  }
  .hero__media {
    width: 68%;
  }
  .studio__main {
    grid-template-columns: 1fr 120px;
  }
  .footer__top {
    grid-template-columns: 1.3fr repeat(4, minmax(0, 0.75fr));
    gap: 28px;
  }
}

@media (max-width: 1080px) {
  .nav__menu {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav__right {
    gap: 14px;
  }
  .nav__right .btn {
    display: none;
  }
  .hero {
    min-height: auto;
    padding-top: var(--nav-h);
  }
  .hero__inner {
    grid-template-columns: 1fr;
    padding-top: clamp(50px, 8vh, 80px);
    padding-bottom: 150px;
  }
  .hero__media {
    width: 100%;
    opacity: 0.5;
  }
  .hero__media::after {
    background: linear-gradient(180deg, rgba(5, 5, 6, 0.55) 0%, rgba(5, 5, 6, 0.35) 40%, #050506 100%),
      linear-gradient(90deg, rgba(5, 5, 6, 0.6), transparent 70%);
  }
  .hero__copy {
    max-width: 640px;
  }
  .hero__strip-inner {
    overflow-x: auto;
    scrollbar-width: none;
  }
  .hero__strip-inner::-webkit-scrollbar {
    display: none;
  }
  .hero-stat {
    flex: none;
    min-width: 150px;
  }
  .statement {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .p-card,
  .p-card--a1,
  .p-card--light,
  .p-card--control,
  .p-card--software {
    grid-column: span 1;
    min-height: 380px;
  }
  .p-card--a1 {
    grid-column: span 2;
  }
  .tech-grid {
    grid-template-columns: 1fr;
  }
  .tech-card {
    min-height: 0;
  }
  .tech-card__fig {
    height: 150px;
  }
  .gallery-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-item,
  .gallery-item:nth-child(3n + 2) {
    aspect-ratio: 1 / 0.86;
  }
  .scenario-grid {
    grid-template-columns: 1fr;
  }
  .software {
    grid-template-columns: 1fr;
  }
  .stats-band__inner {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat:nth-child(2) {
    border-right: 0;
  }
  .stat:nth-child(1),
  .stat:nth-child(2) {
    border-bottom: 1px solid var(--line);
  }
  .news-grid {
    grid-template-columns: 1fr 1fr;
  }
  .news-grid > :last-child {
    display: none;
  }
  .service__grid {
    grid-template-columns: 1fr;
  }
  .service-step,
  .service-step + .service-step {
    padding: 28px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .service-step:last-child {
    border-bottom: 0;
  }
  .cta-band__inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer__top {
    grid-template-columns: 1fr 1fr;
    row-gap: 40px;
  }
  .footer__brand {
    grid-column: span 2;
  }
  .spec-chips {
    grid-template-columns: repeat(2, 1fr);
  }
  .feature,
  .solution-row {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .feature--rev .feature__media,
  .solution-row--rev .solution-row__media {
    order: 0;
  }
  .feature {
    padding: 56px 0;
  }
  .specs__group {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .inbox {
    grid-template-columns: 1fr;
  }
  .lineup-card,
  .lineup-card--rev {
    grid-template-columns: 1fr;
  }
  .lineup-card--rev .lineup-card__media {
    order: 0;
  }
  .sw-hero__grid {
    grid-template-columns: 1fr;
  }
  .sw-cards {
    grid-template-columns: 1fr;
  }
  .download-row {
    grid-template-columns: 1fr auto;
    gap: 10px 20px;
  }
  .download-row__meta {
    display: none;
  }
  .download-row .btn {
    grid-column: span 2;
    justify-self: start;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .value-grid {
    grid-template-columns: 1fr;
  }
  .office-grid {
    grid-template-columns: 1fr;
  }
  .support-grid {
    grid-template-columns: 1fr;
  }
  .timeline__row {
    grid-template-columns: 90px minmax(0, 1fr);
    row-gap: 8px;
  }
  .timeline__desc {
    grid-column: 2;
  }
  .news-item {
    grid-template-columns: 100px minmax(0, 1fr) auto;
  }
  .news-item__cat {
    display: none;
  }
  .news-feature {
    grid-template-columns: 1fr;
  }
  .news-feature__media {
    min-height: 260px;
  }
  .news-feature__media::after {
    background: linear-gradient(180deg, transparent 40%, rgba(5, 5, 6, 0.9));
  }
  .buy-bar__name span {
    display: none;
  }
}

@media (max-width: 640px) {
  :root {
    --nav-h: 60px;
  }
  .brand__mark {
    height: 28px;
  }
  .brand__word {
    font-size: 10px;
    letter-spacing: 0.26em;
    padding-left: 10px;
  }
  .hero__inner {
    padding-bottom: 132px;
  }
  .hero h1 {
    font-size: clamp(38px, 11.5vw, 54px);
  }
  .hero__lead {
    font-size: 14.5px;
  }
  .hero__trust {
    display: none;
  }
  .hero__strip-inner {
    padding-right: 20px;
  }
  .hero-stat {
    min-width: 132px;
    padding: 13px 18px 13px 0;
    margin-right: 18px;
  }
  .hero-stat strong {
    font-size: 16px;
  }
  .hero-stat span {
    font-size: 9px;
  }
  .page-hero {
    padding-top: calc(var(--nav-h) + 64px);
  }
  .page-hero h1 {
    font-size: clamp(32px, 9vw, 44px);
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 22px;
  }
  .section-head__aside {
    max-width: 100%;
  }
  .product-grid {
    grid-template-columns: 1fr;
  }
  .p-card--a1 {
    grid-column: span 1;
  }
  .p-card {
    min-height: 330px;
  }
  .gallery-strip {
    grid-template-columns: 1fr 1fr;
    gap: 4px;
  }
  .gallery-item__cap strong {
    font-size: 11px;
  }
  .gallery-item__cap span {
    display: none;
  }
  .spec-chips {
    grid-template-columns: 1fr 1fr;
  }
  .spec-chip {
    padding: 20px 16px;
  }
  .stats-band__inner {
    grid-template-columns: 1fr 1fr;
  }
  .stat {
    padding: 26px 18px;
  }
  .stat__num {
    font-size: 32px;
  }
  .news-grid {
    grid-template-columns: 1fr;
  }
  .news-grid > :last-child {
    display: flex;
  }
  .footer__top {
    grid-template-columns: 1fr 1fr;
  }
  .footer__brand {
    grid-column: span 2;
  }
  .footer__col--newsletter {
    grid-column: span 2;
  }
  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .cta-band__inner {
    padding: 46px 0;
  }
  .a1-hero h1 {
    font-size: clamp(56px, 18vw, 88px);
  }
  .a1-hero__meta {
    gap: 8px 16px;
  }
  .a1-hero__meta span {
    padding-right: 16px;
  }
  .specs__table {
    grid-template-columns: 1fr;
  }
  .spec-row {
    gap: 18px;
  }
  .feature__copy h2 {
    font-size: 26px;
  }
  .download-row {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .download-row .btn {
    grid-column: auto;
  }
  .form {
    padding: 20px;
  }
  .form__row {
    grid-template-columns: 1fr;
  }
  .lineup-card__body {
    padding: 26px 22px 30px;
  }
  .lineup-card__media {
    min-height: 240px;
  }
  .buy-bar__inner {
    height: 66px;
    gap: 12px;
  }
  .buy-bar__price {
    display: none;
  }
  .buy-bar__actions .btn {
    --btn-h: 42px;
    padding: 0 18px;
    font-size: 13px;
  }
  .timeline__row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 22px 0;
  }
  .timeline__desc {
    grid-column: auto;
  }
  .news-item {
    grid-template-columns: 1fr auto;
    padding: 22px 0;
  }
  .news-item__date {
    grid-column: span 2;
  }
  .news-item__cat {
    display: inline-flex;
  }
  .news-item__excerpt {
    display: none;
  }
  .studio {
    font-size: 8px;
    border-radius: 6px;
  }
  .studio__main {
    grid-template-columns: 1fr 88px;
  }
  .studio__foot {
    height: 46px;
  }
  .studio__side {
    padding: 8px;
    gap: 7px;
  }
  .studio__wheel {
    width: 42px;
    height: 42px;
  }
  .studio__audio {
    display: none;
  }
  .eco-link {
    display: none;
  }
  .eco-node {
    width: calc(50% - 7px);
  }
  .ecosystem__graph {
    gap: 14px;
  }
  .error-page__num {
    font-size: 34vw;
  }
}

/* ---------- 24. Motion / accessibility / print ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}
@media print {
  body {
    background: #fff;
    color: #000;
  }
  .header,
  .footer,
  .drawer,
  .hero__strip,
  .buy-bar,
  .lightbox,
  .toast {
    display: none !important;
  }
  .section {
    padding: 24px 0;
  }
}



/* ---------- 25. Page-specific additions ---------- */
.page-hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(30px, 5vw, 80px);
  align-items: center;
}
.page-hero__art {
  position: relative;
  min-height: clamp(260px, 30vw, 420px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.page-hero__art img,
.page-hero__art svg {
  width: 100%;
  max-width: 580px;
  height: auto;
}
.page-hero--center {
  text-align: center;
}
.page-hero--center .page-hero__inner {
  max-width: 980px;
  margin-inline: auto;
}
.page-hero--center h1 {
  margin-inline: auto;
}
.page-hero--center .page-hero__lead {
  margin-inline: auto;
}
.page-hero--center .page-hero__meta {
  justify-content: center;
}

/* upcoming band */
.upcoming-band {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  border: 1px solid var(--line);
  overflow: hidden;
  background: radial-gradient(90% 130% at 80% 10%, rgba(225, 37, 27, 0.13), transparent 58%),
    var(--bg-1);
  align-items: center;
}
.upcoming-band__copy {
  padding: clamp(30px, 4.4vw, 64px);
}
.upcoming-band__copy h2 {
  margin-top: 18px;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.upcoming-band__copy p {
  margin-top: 16px;
  max-width: 480px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}
.upcoming-band__art {
  position: relative;
  min-height: 320px;
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.upcoming-band__art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.upcoming-band__art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--bg-1), transparent 42%);
}
.upcoming-band__copy .btn-row {
  margin-top: 30px;
}

/* product detail intro */
.a1-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(34px, 5vw, 86px);
  align-items: center;
}
.a1-intro__media {
  position: relative;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #000;
  aspect-ratio: 16 / 10;
}
.a1-intro__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.7) brightness(0.78);
  transition: transform 1.2s var(--ease);
}
.a1-intro__media:hover img {
  transform: scale(1.03);
}
.a1-intro__copy h2 {
  margin-top: 18px;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.16;
  font-weight: 700;
  letter-spacing: -0.025em;
}
.a1-intro__copy p {
  margin-top: 18px;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--muted);
}
.a1-intro__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.a1-intro__stats div strong {
  display: block;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.a1-intro__stats div span {
  display: block;
  margin-top: 5px;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--dim);
  text-transform: uppercase;
}

/* legal pages */
.legal-wrap {
  max-width: 860px;
}
.legal-wrap h1 {
  font-size: clamp(32px, 4vw, 54px);
}
.legal-meta {
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--dim);
}
.legal-body {
  margin-top: 44px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.95;
}
.legal-body h2 {
  margin: 42px 0 14px;
  font-size: 21px;
  font-weight: 650;
  color: var(--text);
  letter-spacing: -0.01em;
}
.legal-body h2:first-child {
  margin-top: 0;
}
.legal-body h3 {
  margin: 26px 0 10px;
  font-size: 16px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}
.legal-body p {
  margin: 10px 0;
}
.legal-body ul {
  margin: 10px 0;
  padding-left: 20px;
  list-style: disc;
}
.legal-body li {
  margin: 6px 0;
}
.legal-body a {
  color: var(--red-bright);
}

/* solution media art */
.solution-row__media--art {
  background: radial-gradient(90% 120% at 70% 20%, rgba(225, 37, 27, 0.12), transparent 58%),
    linear-gradient(160deg, #101013, #070708);
}
.solution-row__media--art svg {
  width: 82%;
  height: 82%;
}
.solution-row__media--photo img {
  filter: grayscale(1) brightness(0.8);
}
.solution-row__media--photo::after {
  background: linear-gradient(180deg, transparent 45%, rgba(0, 0, 0, 0.85));
}

/* policy cards */
.policy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.policy-card {
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--bg-1);
}
.policy-card h3 {
  font-size: 17px;
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 10px;
}
.policy-card h3::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--red);
}
.policy-card p {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--dim);
}

/* section text block */
.text-block {
  max-width: 760px;
}
.text-block .lead + .lead {
  margin-top: 16px;
}

/* light page hero meta price */
.price-note {
  margin-top: 26px;
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 13px;
  color: var(--dim);
}
.price-note b {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}
.price-note em {
  font-style: normal;
  color: var(--dim);
  font-size: 11.5px;
}

@media (max-width: 1080px) {
  .page-hero__grid,
  .a1-intro,
  .upcoming-band {
    grid-template-columns: 1fr;
  }
  .upcoming-band__art {
    min-height: 240px;
    order: -1;
  }
  .upcoming-band__art::after {
    background: linear-gradient(180deg, var(--bg-1), transparent 40%);
  }
  .policy-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .a1-intro__stats {
    gap: 14px 24px;
  }
  .a1-intro__stats div strong {
    font-size: 20px;
  }
  .page-hero__art {
    min-height: 220px;
  }
}








/* ==========================================================================
   SHARED ADDITIONS v2 (Lead) — 购物袋 / 新页脚 / 工具类
   ========================================================================== */
.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}
.nav__bag {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-right: -6px;
  color: rgba(255, 255, 255, 0.86);
  transition: color 0.25s, transform 0.3s var(--ease);
}
.nav__bag svg { width: 21px; height: 21px; }
.nav__bag:hover { color: #fff; transform: translateY(-1px); }
.nav__bag-count {
  position: absolute;
  top: 4px;
  right: 2px;
  min-width: 17px;
  height: 17px;
  padding: 0 4px;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  font-size: 10.5px;
  font-weight: 700;
  line-height: 17px;
  text-align: center;
  letter-spacing: 0;
}
.nav__shop-btn { margin-right: 2px; }
.footer__contact {
  margin-top: 20px;
  display: grid;
  gap: 6px;
  font-size: 12.5px;
  color: var(--muted);
}
.footer__contact p {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  line-height: 1.6;
}
.footer__contact span {
  flex: none;
  min-width: 62px;
  color: var(--dim);
}
.footer__contact a { color: var(--text); }
.footer__contact a:hover { color: var(--red-bright); }
.footer__qr {
  margin-top: 20px;
  display: flex;
  gap: 18px;
}
.footer__qr figure { margin: 0; }
.footer__qr img {
  width: 78px;
  height: 78px;
  border-radius: 8px;
  object-fit: cover;
  background: #fff;
}
.footer__qr figcaption {
  margin-top: 6px;
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 0.04em;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
}
.badge--demo { background: rgba(255, 159, 10, 0.14); color: #ffb340; border: 1px solid rgba(255, 159, 10, 0.35); }
.badge--live { background: rgba(225, 37, 27, 0.14); color: var(--red-bright); border: 1px solid rgba(225, 37, 27, 0.35); }
@media (max-width: 1080px) {
  .footer__qr { gap: 12px; }
  .footer__qr img { width: 66px; height: 66px; }
}
@media (max-width: 640px) {
  .nav__shop-btn { display: none; }
  .footer__contact { gap: 8px; }
}