/* ============================================================
   Carelder — overseas brand site demo
   Palette: aubergine purple + warm ivory + a teal product accent
   ============================================================ */

@font-face {
  font-family: "Fraunces";
  src: url("../assets/fonts/fraunces-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Fraunces";
  src: url("../assets/fonts/fraunces-var-italic.woff2") format("woff2");
  font-weight: 100 900;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Manrope";
  src: url("../assets/fonts/manrope-var.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #241a2e;
  --ink-2: #3b2a4d;
  --muted: #6f6379;
  --purple-950: #1e0f2c;
  --purple-900: #2a123d;
  --purple-800: #3d1b5c;
  --purple-700: #52237a;
  --purple-600: #6b34a0;
  --purple-500: #8451b8;
  --purple-300: #c9a7e2;
  --purple-200: #ddc9eb;
  --purple-100: #ece2f4;
  --purple-50: #f7f2fa;
  --teal: #0f9b9f;
  --teal-soft: #dff2f0;
  --cream: #fbf8f3;
  --cream-2: #f4efe7;
  --white: #fff;
  --line: rgba(42, 18, 61, 0.12);
  --line-strong: rgba(42, 18, 61, 0.2);
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Manrope", "Segoe UI", system-ui, -apple-system, sans-serif;
  --container: 1240px;
  --radius-lg: 32px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --shadow-soft: 0 30px 70px -45px rgba(42, 18, 61, 0.5);
  --shadow-card: 0 24px 60px -38px rgba(42, 18, 61, 0.45);
  --ease: cubic-bezier(0.22, 0.68, 0.28, 1);
}

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

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

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.65;
  font-weight: 450;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.is-locked {
  overflow: hidden;
}

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

svg {
  display: block;
}

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

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

button {
  background: none;
  border: 0;
  cursor: pointer;
}

h1,
h2,
h3,
p,
ul,
ol,
dl,
dd,
figure,
blockquote {
  margin: 0;
}

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

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 430;
  letter-spacing: -0.035em;
  line-height: 0.98;
}

h1 em,
h2 em,
h3 em,
blockquote em {
  font-style: italic;
  font-weight: 380;
  color: var(--purple-600);
}

::selection {
  background: var(--purple-700);
  color: var(--white);
}

:focus-visible {
  outline: 2px solid var(--purple-600);
  outline-offset: 4px;
  border-radius: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 999;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--purple-900);
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 0.25s var(--ease);
}
.skip-link:focus {
  transform: none;
}

/* ---------- utilities ---------- */

.shell {
  width: min(calc(100% - 56px), var(--container));
  margin-inline: auto;
}

.section {
  padding: clamp(80px, 9.5vw, 138px) 0;
  position: relative;
}

section[id] {
  scroll-margin-top: 96px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--purple-600);
  font-size: 10.5px;
  font-weight: 750;
  letter-spacing: 0.19em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow-line {
  display: inline-block;
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}

.eyebrow.light {
  color: var(--purple-300);
}

.section-head {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  margin-bottom: clamp(42px, 5vw, 64px);
}
.section-head > *,
.range-grid > *,
.range-panels,
.range-panel > *,
.anatomy-grid > *,
.mfg-grid > *,
.oem-grid > *,
.markets-grid > *,
.faq-grid > *,
.contact-grid > *,
.footer-top > * {
  min-width: 0;
}

.section-head h2,
.anatomy-head h2,
.markets h2 {
  font-size: clamp(42px, 5vw, 70px);
  margin-top: 16px;
}

.section-intro {
  max-width: 430px;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.68;
  justify-self: end;
  padding-bottom: 7px;
}

.section-intro.light {
  color: rgba(250, 246, 255, 0.64);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 54px;
  padding: 0 25px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 750;
  letter-spacing: 0.01em;
  line-height: 1;
  white-space: nowrap;
  transition: transform 0.35s var(--ease), background 0.3s, color 0.3s,
    border-color 0.3s, box-shadow 0.35s;
}

.btn .arw {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.35s var(--ease);
}

.btn:hover .arw {
  transform: translate(3px, -3px);
}

.btn-primary {
  background: var(--purple-700);
  color: var(--white);
  box-shadow: 0 16px 34px -18px rgba(61, 27, 92, 0.75);
}
.btn-primary:hover {
  background: var(--purple-800);
  transform: translateY(-2px);
  box-shadow: 0 22px 38px -18px rgba(61, 27, 92, 0.8);
}

.btn-ghost {
  border-color: var(--line-strong);
  color: var(--ink);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--purple-600);
  color: var(--purple-700);
  transform: translateY(-2px);
}

.btn-light {
  background: var(--cream);
  color: var(--purple-900);
}
.btn-light:hover {
  background: var(--white);
  transform: translateY(-2px);
}

.btn-sm {
  min-height: 44px;
  padding: 0 19px;
  font-size: 12.5px;
}
.btn-sm .arw {
  width: 15px;
  height: 15px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
  color: var(--purple-700);
  font-size: 12.5px;
  font-weight: 750;
  letter-spacing: 0.02em;
  line-height: 1.5;
  transition: color 0.25s, gap 0.35s var(--ease);
}
.text-link .arw {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.text-link:hover {
  color: var(--purple-900);
  gap: 15px;
}
.text-link.light {
  color: var(--purple-200);
}
.text-link.light:hover {
  color: var(--white);
}

.kicker {
  color: var(--purple-600);
  font-size: 10.5px;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.kicker.light {
  color: var(--purple-300);
}

/* reveal */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
  transition-delay: var(--delay, 0s);
}
.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- top bar ---------- */

.topbar {
  position: relative;
  z-index: 90;
  background: var(--purple-900);
  color: rgba(250, 246, 255, 0.72);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 37px;
  gap: 20px;
}

.topbar p {
  display: flex;
  align-items: center;
  gap: 9px;
}

.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #7fe0d7;
  box-shadow: 0 0 0 4px rgba(127, 224, 215, 0.12);
  flex: none;
}

.topbar a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(250, 246, 255, 0.9);
  transition: color 0.25s;
}
.topbar a:hover {
  color: var(--white);
}
.topbar .arw {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- header ---------- */

.header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(251, 248, 243, 0.82);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px) saturate(1.1);
  -webkit-backdrop-filter: blur(18px) saturate(1.1);
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.header.is-scrolled {
  background: rgba(251, 248, 243, 0.94);
  border-color: var(--line);
  box-shadow: 0 14px 40px -34px rgba(42, 18, 61, 0.55);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  gap: 26px;
}

.brand {
  flex: none;
}
.brand img {
  width: 140px;
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.3vw, 32px);
  margin-left: auto;
}

.nav a {
  position: relative;
  padding: 9px 0;
  color: var(--ink-2);
  font-size: 12.5px;
  font-weight: 650;
  letter-spacing: 0.01em;
  transition: color 0.25s;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 1px;
  background: var(--purple-700);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--ease);
}

.nav a:hover,
.nav a.is-active {
  color: var(--purple-700);
}
.nav a:hover::after,
.nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  transition: background 0.25s, border-color 0.25s;
}
.menu-btn span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.35s var(--ease), opacity 0.25s;
}
.menu-btn:hover {
  background: var(--white);
  border-color: var(--line-strong);
}
.menu-btn[aria-expanded="true"] span:first-child {
  transform: translateY(3.25px) rotate(45deg);
}
.menu-btn[aria-expanded="true"] span:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  padding: 120px 28px 32px;
  background: var(--purple-900);
  color: var(--cream);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.35s var(--ease), transform 0.45s var(--ease),
    visibility 0.35s;
  overflow-y: auto;
}
.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
  z-index: 70;
}
.mobile-menu nav {
  display: grid;
  gap: 2px;
}
.mobile-menu nav a {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-display);
  font-size: clamp(30px, 7vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.03em;
}
.mobile-menu nav a span {
  color: var(--purple-300);
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
}
.mobile-menu-foot {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 46px;
  color: rgba(250, 246, 255, 0.55);
  font-size: 12px;
}
.mobile-menu-foot a {
  color: var(--cream);
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
}

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

.hero {
  position: relative;
  overflow: hidden;
  background: var(--cream);
  padding: clamp(44px, 5.6vw, 76px) 0 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -26%;
  right: -12%;
  width: 72%;
  height: 120%;
  background: radial-gradient(
    circle at 48% 44%,
    rgba(211, 184, 232, 0.62),
    rgba(245, 236, 250, 0.26) 46%,
    transparent 68%
  );
}
.hero-grid-lines {
  position: absolute;
  top: 7%;
  right: 2%;
  width: 38%;
  height: 54%;
  background-image: radial-gradient(rgba(82, 35, 122, 0.24) 1px, transparent 1px);
  background-size: 17px 17px;
  opacity: 0.42;
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 10%, transparent 72%);
  mask-image: radial-gradient(circle at 50% 50%, #000 10%, transparent 72%);
}
.hero-ring {
  position: absolute;
  left: -190px;
  bottom: -250px;
  width: 540px;
  height: 540px;
  border: 1px solid rgba(82, 35, 122, 0.14);
  border-radius: 50%;
}
.hero-ring::before,
.hero-ring::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(82, 35, 122, 0.1);
  border-radius: 50%;
}
.hero-ring::before {
  inset: 40px;
}
.hero-ring::after {
  inset: 100px;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: center;
  gap: clamp(18px, 3.5vw, 52px);
  min-height: 620px;
  padding-bottom: 38px;
}

.hero-copy {
  max-width: 640px;
  min-width: 0;
}

.hero h1 {
  margin: 22px 0 27px;
  font-size: clamp(56px, 6.7vw, 96px);
  line-height: 0.95;
  letter-spacing: -0.045em;
}
.hero h1 em {
  display: inline-block;
  color: var(--purple-600);
}

.lede {
  max-width: 520px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.68;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 34px;
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hero-meta li {
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-meta li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
  flex: none;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 640px;
  min-width: 0;
}

.hero-orbit {
  position: absolute;
  width: 116%;
  max-width: 620px;
  aspect-ratio: 1;
  border: 1px dashed rgba(82, 35, 122, 0.24);
  border-radius: 50%;
  animation: spin 90s linear infinite;
  pointer-events: none;
}
.hero-orbit::after {
  content: "";
  position: absolute;
  top: 17%;
  left: 3%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--purple-500);
  box-shadow: 0 0 0 6px rgba(132, 81, 184, 0.12);
}

.hero-stage {
  position: relative;
  z-index: 2;
  width: min(100%, 510px);
  aspect-ratio: 510 / 612;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: #fff;
  border: 1px solid rgba(82, 35, 122, 0.13);
  border-radius: 255px 255px 38px 38px;
  box-shadow: 0 60px 100px -62px rgba(42, 18, 61, 0.68),
    inset 0 0 0 10px rgba(255, 255, 255, 0.65);
  overflow: hidden;
}
.hero-stage::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 14%;
  background: linear-gradient(180deg, transparent, rgba(82, 35, 122, 0.045));
  pointer-events: none;
}

.stage-label {
  position: absolute;
  top: 47px;
  left: 50%;
  z-index: 4;
  transform: translateX(-50%);
  padding: 7px 14px;
  border: 1px solid rgba(82, 35, 122, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--purple-700);
  font-size: 9.5px;
  font-weight: 750;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  backdrop-filter: blur(6px);
}

.hero-pack {
  position: relative;
  z-index: 2;
  width: auto;
  height: 85%;
  max-width: 88%;
  margin-bottom: 2px;
  object-fit: contain;
  transform: rotate(-2.4deg);
  animation: packIn 1.1s var(--ease) both 0.15s;
}

.float-card {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 17px;
  border: 1px solid rgba(82, 35, 122, 0.12);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 22px 45px -30px rgba(42, 18, 61, 0.55);
  backdrop-filter: blur(10px);
  animation: float 7s ease-in-out infinite;
}
.float-card small {
  display: block;
  margin-bottom: 2px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.3;
  text-transform: uppercase;
}
.float-card strong {
  display: block;
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 750;
  line-height: 1.35;
  white-space: nowrap;
}
.float-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--purple-50);
  color: var(--purple-600);
  flex: none;
}
.float-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.float-icon.teal {
  background: var(--teal-soft);
  color: var(--teal);
}
.float-size {
  top: 29%;
  left: max(0px, calc(50% - 305px));
}
.float-wet {
  right: max(0px, calc(50% - 305px));
  bottom: 19%;
  animation-delay: -3.4s;
}

.hero-foot {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 19px 0 25px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.hero-foot p {
  white-space: nowrap;
}
.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: color 0.25s;
}
.scroll-cue:hover {
  color: var(--purple-700);
}
.scroll-line {
  display: inline-block;
  width: 34px;
  height: 1px;
  background: currentColor;
  position: relative;
  overflow: hidden;
}
.scroll-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--purple-700);
  transform: translateX(-100%);
  animation: scrollLine 2.6s var(--ease) infinite;
}

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

.marquee {
  overflow: hidden;
  background: var(--purple-900);
  color: rgba(250, 246, 255, 0.78);
  padding: 15px 0;
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 40s linear infinite;
}
.marquee span {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding-right: 24px;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.19em;
  text-transform: uppercase;
  white-space: nowrap;
}
.marquee i {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #7fe0d7;
  flex: none;
}

/* ---------- range ---------- */

.range {
  background: var(--cream);
}

.range-grid {
  display: grid;
  grid-template-columns: 286px minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.range-tabs {
  display: grid;
  gap: 4px;
}

.range-tab {
  display: grid;
  grid-template-columns: 27px minmax(0, 1fr) 18px;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 18px 16px;
  border: 1px solid transparent;
  border-radius: 16px;
  text-align: left;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s,
    transform 0.3s var(--ease);
}
.range-tab:hover {
  background: rgba(255, 255, 255, 0.62);
}
.range-tab.is-active {
  background: var(--white);
  border-color: var(--line);
  box-shadow: 0 18px 40px -32px rgba(42, 18, 61, 0.5);
}
.range-tab .tab-num {
  color: var(--purple-400, #a481c2);
  font-family: var(--font-display);
  font-size: 16px;
  font-style: italic;
  line-height: 1;
}
.range-tab .tab-text {
  min-width: 0;
}
.range-tab strong {
  display: block;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 750;
  line-height: 1.35;
  transition: color 0.25s;
}
.range-tab small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.4;
}
.range-tab .arw {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: var(--purple-600);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0;
  transform: translate(-3px, 3px);
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
.range-tab.is-active .arw {
  opacity: 1;
  transform: none;
}

.range-note {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  margin-top: 18px;
  padding: 15px 14px;
  border: 1px dashed var(--line-strong);
  border-radius: 14px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.5;
}
.range-note strong {
  color: var(--ink-2);
  font-weight: 750;
}
.range-note-icon {
  flex: none;
  color: var(--teal);
}
.range-note-icon svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.range-panels {
  position: relative;
}

.range-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-card);
}
.range-panel[hidden] {
  display: none;
}
.range-panel.is-active {
  animation: panelIn 0.55s var(--ease) both;
}

.range-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 560px;
  padding: 54px 42px;
  overflow: hidden;
  background: #eaf6f5;
}
.range-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(42, 18, 61, 0.13) 1px, transparent 1px);
  background-size: 18px 18px;
  opacity: 0.25;
  -webkit-mask-image: radial-gradient(circle at 50% 60%, #000, transparent 72%);
  mask-image: radial-gradient(circle at 50% 60%, #000, transparent 72%);
}
.range-visual::after {
  content: "";
  position: absolute;
  width: 78%;
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 50%;
  bottom: -36%;
  left: 50%;
  transform: translateX(-50%);
}
.range-visual.stage-teal {
  background: #e6f4f3;
}
.range-visual.stage-lilac {
  background: #eee6f7;
}
.range-visual.stage-sage {
  background: #e9f1e4;
}
.range-visual.stage-plum {
  background: #f0e3ee;
}
.range-visual img {
  position: relative;
  z-index: 2;
  width: auto;
  max-width: 86%;
  height: 432px;
  object-fit: contain;
  padding: 18px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 28px 60px -38px rgba(42, 18, 61, 0.45);
  mix-blend-mode: normal;
}
.range-tag {
  position: absolute;
  top: 22px;
  left: 22px;
  z-index: 3;
  padding: 7px 12px;
  border: 1px solid rgba(42, 18, 61, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--purple-700);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  backdrop-filter: blur(6px);
}
.range-stat {
  position: absolute;
  left: 22px;
  bottom: 22px;
  z-index: 3;
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 12px 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 16px 34px -26px rgba(42, 18, 61, 0.5);
  backdrop-filter: blur(8px);
}
.range-stat strong {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 450;
  letter-spacing: -0.03em;
  line-height: 1;
}
.range-stat span {
  color: var(--muted);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.range-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 46px clamp(28px, 3.2vw, 44px);
}
.range-copy h3 {
  margin: 12px 0 16px;
  font-size: clamp(34px, 3.2vw, 44px);
  line-height: 1.02;
}
.range-copy > p {
  max-width: 42ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}
.range-copy .text-link {
  align-self: flex-start;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 22px 0;
}
.chips li {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-2);
  font-size: 10.5px;
  font-weight: 650;
  letter-spacing: 0.01em;
  line-height: 1.2;
  background: rgba(251, 248, 243, 0.6);
}

.mini-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 0 0 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.mini-specs dt {
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.mini-specs dd {
  margin-top: 3px;
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 700;
}

/* ---------- anatomy ---------- */

.anatomy {
  background: var(--purple-950);
  color: var(--cream);
  overflow: hidden;
}
.anatomy::before {
  content: "";
  position: absolute;
  top: -30%;
  left: -10%;
  width: 70%;
  height: 90%;
  background: radial-gradient(
    circle at center,
    rgba(107, 52, 160, 0.6),
    transparent 65%
  );
  pointer-events: none;
}
.anatomy::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -20%;
  width: 44%;
  height: 60%;
  background: radial-gradient(
    circle at center,
    rgba(15, 155, 159, 0.16),
    transparent 68%
  );
  pointer-events: none;
}
.anatomy .shell {
  position: relative;
  z-index: 2;
}

.anatomy-head {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: clamp(28px, 5vw, 80px);
  align-items: end;
  margin-bottom: clamp(40px, 5vw, 66px);
}
.anatomy-head h2 {
  color: var(--cream);
  margin-top: 16px;
}
.anatomy-head h2 em {
  color: var(--purple-300);
}
.anatomy-head .section-intro {
  padding-bottom: 8px;
}

.anatomy-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(30px, 5vw, 76px);
  align-items: center;
}

.anatomy-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 580px;
}
.anatomy-halo {
  position: absolute;
  width: 78%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(
    circle at 45% 40%,
    rgba(132, 81, 184, 0.4),
    rgba(42, 18, 61, 0) 70%
  );
  filter: blur(4px);
}
.anatomy-dots {
  position: absolute;
  inset: 6% 4%;
  background-image: radial-gradient(rgba(233, 216, 245, 0.26) 1px, transparent 1px);
  background-size: 19px 19px;
  opacity: 0.5;
  -webkit-mask-image: radial-gradient(circle at center, #000 5%, transparent 66%);
  mask-image: radial-gradient(circle at center, #000 5%, transparent 66%);
}
.anatomy-visual img {
  position: relative;
  z-index: 2;
  width: auto;
  max-height: 512px;
  filter: drop-shadow(0 40px 50px rgba(0, 0, 0, 0.38));
}
.anatomy-caption {
  position: absolute;
  bottom: 2px;
  left: 50%;
  z-index: 3;
  transform: translateX(-50%);
  color: rgba(250, 246, 255, 0.5);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  white-space: nowrap;
}

.layers {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.layer {
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.layer button {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 19px 0;
  text-align: left;
}
.layer-num {
  width: 22px;
  flex: none;
  color: rgba(250, 246, 255, 0.38);
  font-family: var(--font-display);
  font-size: 13px;
  font-style: italic;
  line-height: 1;
}
.layer-name {
  flex: 1;
  color: rgba(250, 246, 255, 0.72);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.4;
  transition: color 0.25s;
}
.layer-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dot);
  flex: none;
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.layer-plus {
  position: relative;
  width: 14px;
  height: 14px;
  flex: none;
  opacity: 0.55;
  transition: transform 0.35s var(--ease), opacity 0.25s;
}
.layer-plus::before,
.layer-plus::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 14px;
  height: 1px;
  background: currentColor;
}
.layer-plus::after {
  transform: rotate(90deg);
}
.layer button:hover .layer-name,
.layer.is-active .layer-name {
  color: var(--white);
}
.layer.is-active .layer-dot {
  transform: scale(1.25);
  box-shadow: 0 0 0 5px rgba(255, 255, 255, 0.08);
}
.layer.is-active .layer-plus {
  transform: rotate(45deg);
  opacity: 1;
}
.layer-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--ease);
}
.layer-body p {
  max-width: 49ch;
  padding: 0 34px 20px 36px;
  color: rgba(250, 246, 255, 0.55);
  font-size: 13.5px;
  line-height: 1.7;
}
.layer.is-active .layer-body {
  max-height: 120px;
}

/* ---------- manufacturing ---------- */

.manufacturing {
  background: var(--cream);
}

.mfg-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(44px, 6vw, 88px);
  align-items: center;
}

.mfg-visual {
  position: relative;
  padding-bottom: 68px;
}
.mfg-photo {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  aspect-ratio: 4 / 3;
  background: var(--purple-100);
  box-shadow: var(--shadow-soft);
}
.mfg-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}
.mfg-photo:hover img {
  transform: scale(1.03);
}
.mfg-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(30, 15, 44, 0.02) 40%,
    rgba(30, 15, 44, 0.24)
  );
  pointer-events: none;
}

.mfg-photo-sm {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 45%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 9px solid var(--cream);
  border-radius: 20px;
  box-shadow: 0 26px 50px -34px rgba(42, 18, 61, 0.6);
}
.mfg-photo-sm img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mfg-badge {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 3;
  padding: 11px 15px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.13);
  color: var(--white);
  backdrop-filter: blur(12px);
}
.mfg-badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 450;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.mfg-badge span {
  display: block;
  margin-top: 2px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 9px;
  font-weight: 650;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.mfg-copy h2 {
  margin: 15px 0 20px;
  font-size: clamp(40px, 4.5vw, 64px);
}
.mfg-copy > p {
  max-width: 48ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.cap-list {
  margin-top: 28px;
}
.cap-list li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 15px;
  padding: 15px 0;
  border-top: 1px solid var(--line);
}
.cap-list li:last-child {
  border-bottom: 1px solid var(--line);
}
.cap-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--purple-50);
  color: var(--purple-600);
}
.cap-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cap-list strong {
  display: block;
  margin-bottom: 3px;
  font-size: 14px;
  font-weight: 750;
}
.cap-list p {
  max-width: 48ch;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.6;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.stats strong {
  display: block;
  color: var(--purple-700);
  font-family: var(--font-display);
  font-size: clamp(28px, 2.6vw, 36px);
  font-weight: 420;
  letter-spacing: -0.04em;
  line-height: 1;
}
.stats strong span {
  display: inline;
}
.stats > div > span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  line-height: 1.4;
}

.cert-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: clamp(56px, 7vw, 88px);
  padding: 26px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.cert-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.cert-icon {
  color: var(--purple-500);
  flex: none;
  margin-top: 2px;
}
.cert-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cert-item strong {
  display: block;
  font-size: 12.5px;
  font-weight: 750;
  line-height: 1.4;
}
.cert-item span {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.5;
}

/* ---------- OEM ---------- */

.oem {
  background: #f3edf8;
  overflow: hidden;
}
.oem::before {
  content: "";
  position: absolute;
  top: 10%;
  right: -6%;
  width: 440px;
  height: 440px;
  border: 1px solid rgba(82, 35, 122, 0.12);
  border-radius: 50%;
}
.oem::after {
  content: "";
  position: absolute;
  top: 10%;
  right: -6%;
  width: 440px;
  height: 440px;
  border-radius: 50%;
  background-image: radial-gradient(rgba(82, 35, 122, 0.2) 1px, transparent 1px);
  background-size: 16px 16px;
  opacity: 0.35;
  -webkit-mask-image: radial-gradient(circle, #000 15%, transparent 70%);
  mask-image: radial-gradient(circle, #000 15%, transparent 70%);
}
.oem .shell {
  position: relative;
  z-index: 2;
}

.oem-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: clamp(38px, 5vw, 78px);
  align-items: start;
}

.steps {
  border-top: 1px solid var(--line);
}
.steps li {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.35s var(--ease), background 0.3s;
}
.steps li:hover {
  padding-left: 8px;
}
.step-num {
  color: var(--purple-500);
  font-family: var(--font-display);
  font-size: 21px;
  font-style: italic;
  line-height: 1.2;
}
.steps h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 750;
  letter-spacing: -0.01em;
  line-height: 1.4;
}
.steps h3 span {
  padding: 4px 8px;
  border: 1px solid rgba(82, 35, 122, 0.16);
  border-radius: 999px;
  color: var(--purple-600);
  font-size: 8.5px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.steps p {
  max-width: 52ch;
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.custom-card {
  position: sticky;
  top: 110px;
  padding: clamp(26px, 3vw, 38px);
  border-radius: 28px;
  background: var(--purple-900);
  color: var(--cream);
  box-shadow: 0 36px 70px -48px rgba(42, 18, 61, 0.8);
  overflow: hidden;
}
.custom-card::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -25%;
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(132, 81, 184, 0.55),
    transparent 68%
  );
}
.custom-card > * {
  position: relative;
  z-index: 2;
}
.custom-card h3 {
  margin: 10px 0 22px;
  color: var(--cream);
  font-size: clamp(30px, 3vw, 40px);
  line-height: 1.03;
}
.custom-card ul {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  margin-bottom: 26px;
}
.custom-card li {
  padding: 12px 0 12px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(250, 246, 255, 0.76);
  font-size: 12.5px;
  line-height: 1.5;
  position: relative;
}
.custom-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--purple-300);
  border-radius: 50%;
}
.custom-card .btn {
  width: 100%;
}
.custom-note {
  margin-top: 14px;
  color: rgba(250, 246, 255, 0.42);
  font-size: 9.5px;
  line-height: 1.5;
}

/* ---------- markets ---------- */

.markets {
  background: var(--purple-950);
  color: var(--cream);
  overflow: hidden;
}
.markets::before {
  content: "";
  position: absolute;
  left: -12%;
  top: 10%;
  width: 46%;
  height: 70%;
  background: radial-gradient(
    circle at center,
    rgba(107, 52, 160, 0.5),
    transparent 68%
  );
  pointer-events: none;
}
.markets .shell {
  position: relative;
  z-index: 2;
}

.markets-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.markets h2 {
  color: var(--cream);
  margin: 15px 0 20px;
}
.markets h2 em {
  color: var(--purple-300);
}
.markets .section-intro {
  max-width: 46ch;
  justify-self: start;
  padding-bottom: 0;
}
.markets .text-link {
  margin-top: 28px;
}

.market-list {
  margin: 32px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.market-list li {
  display: grid;
  grid-template-columns: 42px 1fr auto;
  align-items: baseline;
  gap: 14px;
  padding: 13px 6px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  transition: background 0.25s, padding-left 0.3s var(--ease);
}
.market-list li:hover {
  background: rgba(255, 255, 255, 0.035);
  padding-left: 12px;
}
.market-code {
  color: var(--purple-300);
  font-family: var(--font-display);
  font-size: 16px;
  font-style: italic;
}
.market-name {
  font-size: 14px;
  font-weight: 650;
}
.market-role {
  color: rgba(250, 246, 255, 0.45);
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-align: right;
  text-transform: uppercase;
}

.globe-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px 0 30px;
}
.globe {
  width: min(100%, 520px);
  height: auto;
  filter: drop-shadow(0 60px 60px rgba(0, 0, 0, 0.4));
}
.pin circle:first-child {
  fill: #8fe0d8;
}
.pin .pulse {
  fill: none;
  stroke: #8fe0d8;
  stroke-width: 1.4;
  transform-box: fill-box;
  transform-origin: center;
  animation: pulse 3.2s ease-out infinite;
  animation-delay: var(--d);
}
.globe-caption {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 11px;
  width: max-content;
  max-width: 100%;
  padding: 12px 17px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 13px;
  background: rgba(42, 18, 61, 0.72);
  backdrop-filter: blur(14px);
  box-shadow: 0 20px 40px -26px rgba(0, 0, 0, 0.5);
}
.globe-ping {
  position: relative;
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #8fe0d8;
  flex: none;
}
.globe-ping::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 1px solid rgba(143, 224, 216, 0.6);
  border-radius: 50%;
  animation: ping 2.4s ease-out infinite;
}
.globe-caption strong {
  display: block;
  color: var(--cream);
  font-size: 11px;
  font-weight: 750;
  line-height: 1.4;
}
.globe-caption span {
  display: block;
  color: rgba(250, 246, 255, 0.45);
  font-size: 9px;
  letter-spacing: 0.03em;
}

/* ---------- principle ---------- */

.principle {
  background: var(--cream-2);
  padding: clamp(72px, 8.5vw, 120px) 0;
  border-bottom: 1px solid var(--line);
}
.principle-inner {
  position: relative;
  max-width: 1020px;
  text-align: center;
}
.quote-mark {
  display: block;
  height: 0.3em;
  color: var(--purple-300);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(150px, 16vw, 230px);
  line-height: 0.55;
}
.principle blockquote {
  margin: 12px auto 28px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(31px, 3.7vw, 53px);
  font-weight: 390;
  letter-spacing: -0.035em;
  line-height: 1.17;
}
.principle blockquote em {
  color: var(--purple-600);
}
.quote-attr {
  color: var(--muted);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

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

.faq {
  background: var(--cream);
}
.faq-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: clamp(40px, 7vw, 100px);
  align-items: start;
}
.faq-intro h2 {
  margin: 15px 0 20px;
  font-size: clamp(42px, 4.8vw, 66px);
}
.faq-intro p {
  max-width: 36ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}
.faq-intro .text-link {
  margin-top: 26px;
}

.accordion {
  border-top: 1px solid var(--line);
}
.acc-item {
  border-bottom: 1px solid var(--line);
}
.acc-item button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  padding: 23px 0;
  text-align: left;
  font-size: 15px;
  font-weight: 650;
  letter-spacing: -0.01em;
  line-height: 1.45;
  transition: color 0.25s;
}
.acc-item button:hover,
.acc-item.is-open button {
  color: var(--purple-700);
}
.acc-plus {
  position: relative;
  width: 17px;
  height: 17px;
  flex: none;
  transition: transform 0.4s var(--ease);
}
.acc-plus::before,
.acc-plus::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 17px;
  height: 1.3px;
  background: currentColor;
}
.acc-plus::after {
  transform: rotate(90deg);
}
.acc-item.is-open .acc-plus {
  transform: rotate(45deg);
}
.acc-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--ease);
}
.acc-body p {
  max-width: 65ch;
  padding: 0 42px 23px 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}
.acc-item.is-open .acc-body {
  max-height: 240px;
}

/* ---------- contact ---------- */

.contact {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #f6f1fa 0%, #ede3f5 100%);
}
.contact-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.contact-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
}
.orb-1 {
  top: -160px;
  right: -80px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(82, 35, 122, 0.12);
}
.orb-1::before {
  content: "";
  position: absolute;
  inset: 60px;
  border: 1px solid rgba(82, 35, 122, 0.1);
  border-radius: 50%;
}
.orb-2 {
  left: -180px;
  bottom: -220px;
  width: 500px;
  height: 500px;
  background: radial-gradient(
    circle,
    rgba(132, 81, 184, 0.16),
    transparent 68%
  );
}
.contact .shell {
  position: relative;
  z-index: 2;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}
.contact-copy h2 {
  margin: 15px 0 20px;
  font-size: clamp(42px, 4.9vw, 68px);
}
.contact-copy > p:not(.response-note) {
  max-width: 44ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.contact-details {
  margin-top: 32px;
  border-top: 1px solid var(--line);
}
.contact-details li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.detail-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(82, 35, 122, 0.12);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.56);
  color: var(--purple-600);
}
.detail-icon svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.contact-details li > div > span {
  display: block;
  color: var(--muted);
  font-size: 8.5px;
  font-weight: 750;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.contact-details a,
.contact-details p {
  display: block;
  margin-top: 3px;
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.55;
}
.contact-details a:hover {
  color: var(--purple-700);
}
.response-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 8px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: 0.03em;
  white-space: normal;
}
.response-lang {
  white-space: nowrap;
}

.contact-card {
  position: relative;
  padding: clamp(24px, 3vw, 40px);
  border: 1px solid rgba(82, 35, 122, 0.12);
  border-radius: 30px;
  background: var(--white);
  box-shadow: 0 44px 80px -54px rgba(42, 18, 61, 0.55);
}
.form-head {
  margin-bottom: 24px;
}
.form-head h3 {
  margin-top: 7px;
  font-size: clamp(27px, 2.6vw, 34px);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}
.field {
  display: flex;
  flex-direction: column;
}
.field-full {
  grid-column: 1 / -1;
}
.field label {
  margin-bottom: 6px;
  color: var(--ink-2);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid #e4dae9;
  border-radius: 11px;
  background: #fbf9f7;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 500;
  transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
}
.field input,
.field select {
  height: 49px;
  padding: 0 13px;
}
.field textarea {
  min-height: 106px;
  padding: 12px 13px;
  resize: vertical;
  line-height: 1.55;
}
.field input::placeholder,
.field textarea::placeholder {
  color: #a79cae;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--purple-500);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(107, 52, 160, 0.1);
}
.field.is-invalid input,
.field.is-invalid select,
.field.is-invalid textarea {
  border-color: #c05252;
  box-shadow: 0 0 0 3px rgba(192, 82, 82, 0.08);
}
.field-error {
  min-height: 0;
  margin-top: 3px;
  color: #b14545;
  font-size: 10.5px;
  line-height: 1.4;
}
.field-error:empty {
  display: none;
}

.select-wrap {
  position: relative;
}
.select-wrap select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 38px;
  cursor: pointer;
}
.select-wrap > svg {
  position: absolute;
  right: 13px;
  top: 50%;
  width: 15px;
  height: 15px;
  transform: translateY(-50%);
  fill: none;
  stroke: var(--muted);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.consent {
  margin-top: 2px;
}
.check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 500;
  line-height: 1.5;
}
.check input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.check-box {
  position: relative;
  flex: none;
  width: 17px;
  height: 17px;
  margin-top: 0;
  border: 1px solid #cdbfd6;
  border-radius: 4px;
  background: var(--white);
  transition: background 0.2s, border-color 0.2s;
}
.check-box::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 6px;
  height: 10px;
  border: solid var(--white);
  border-width: 0 1.6px 1.6px 0;
  transform: rotate(45deg) scale(0);
  transition: transform 0.2s var(--ease);
}
.check input:checked + .check-box {
  background: var(--purple-700);
  border-color: var(--purple-700);
}
.check input:checked + .check-box::after {
  transform: rotate(45deg) scale(1);
}
.check input:focus-visible + .check-box {
  outline: 2px solid var(--purple-600);
  outline-offset: 3px;
}

.btn-submit {
  width: 100%;
  margin-top: 18px;
}
.form-error {
  margin: 12px 0 0;
  padding: 10px 12px;
  border: 1px solid #e3bcbc;
  border-radius: 9px;
  background: #fdf4f4;
  color: #9d3c3c;
  font-size: 10.5px;
  line-height: 1.55;
}
.form-error[hidden] {
  display: none;
}
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form-note {
  margin-top: 11px;
  color: var(--muted);
  font-size: 10px;
  text-align: center;
}
.form-note a {
  color: var(--purple-700);
  border-bottom: 1px solid rgba(82, 35, 122, 0.3);
}

.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 430px;
  padding: 22px;
  text-align: center;
}
.form-success[hidden] {
  display: none;
}
.success-mark {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal);
}
.success-mark svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.form-success h3 {
  font-size: 32px;
}
.form-success p {
  max-width: 34ch;
  margin: 12px 0 24px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.65;
}

/* ---------- footer ---------- */

.footer {
  position: relative;
  overflow: hidden;
  background: var(--purple-950);
  color: rgba(250, 246, 255, 0.58);
  padding: 74px 0 0;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 0.68fr 0.92fr 0.9fr;
  gap: clamp(28px, 4vw, 58px);
  padding-bottom: 50px;
}
.footer-brand img {
  width: 168px;
  height: auto;
  margin-bottom: 18px;
  opacity: 0.95;
}
.footer-brand > p {
  color: rgba(250, 246, 255, 0.68);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 380;
  letter-spacing: -0.01em;
  line-height: 1.4;
}
.footer-cn {
  margin-top: 14px;
  color: rgba(250, 246, 255, 0.34) !important;
  font-family: var(--font-body) !important;
  font-size: 10px !important;
  font-weight: 600 !important;
  letter-spacing: 0.08em !important;
}
.footer-col h3 {
  margin-bottom: 14px;
  color: rgba(250, 246, 255, 0.36);
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}
.footer-col a,
.footer-col p {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  line-height: 1.6;
  transition: color 0.25s;
}
.footer-col a:hover {
  color: var(--white);
}
.footer-col p {
  color: rgba(250, 246, 255, 0.45);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 19px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 9.5px;
  letter-spacing: 0.03em;
}
.footer-bottom > div {
  display: flex;
  align-items: center;
  gap: 18px;
}
.footer-bottom a {
  transition: color 0.25s;
}
.footer-bottom a:hover {
  color: var(--white);
}
.lang {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 8px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  color: rgba(250, 246, 255, 0.7);
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.lang svg {
  width: 11px;
  height: 11px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.footer-word {
  color: rgba(250, 246, 255, 0.04);
  font-family: var(--font-display);
  font-size: clamp(96px, 19vw, 280px);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.72;
  text-align: center;
  white-space: nowrap;
  user-select: none;
  transform: translateY(0.17em);
}

/* ---------- keyframes ---------- */

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-9px);
  }
}
@keyframes packIn {
  from {
    opacity: 0;
    transform: rotate(-2.4deg) translateY(24px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: rotate(-2.4deg) scale(1);
  }
}
@keyframes panelIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}
@keyframes scrollLine {
  0% {
    transform: translateX(-100%);
  }
  55%,
  100% {
    transform: translateX(100%);
  }
}
@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.8;
  }
  100% {
    transform: scale(3.4);
    opacity: 0;
  }
}
@keyframes ping {
  0% {
    transform: scale(0.8);
    opacity: 0.8;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

/* ---------- responsive ---------- */

@media (max-width: 1120px) {
  .range-grid {
    grid-template-columns: 248px minmax(0, 1fr);
  }
  .range-copy {
    padding: 36px 28px;
  }
  .range-visual {
    padding: 44px 28px;
  }
  .range-visual img {
    height: 380px;
  }
  .float-size {
    left: 0;
  }
  .float-wet {
    right: 0;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px 12px;
  }
}

@media (max-width: 1020px) {
  .range-panel {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .range-visual {
    min-height: 430px;
    padding: 38px;
  }
  .range-visual img {
    height: 340px;
  }
  .range-copy {
    padding: 34px 32px 38px;
  }
  .range-copy > p {
    max-width: 58ch;
  }
  .range-tabs {
    position: sticky;
    top: 98px;
  }
  .mfg-grid {
    gap: 44px;
  }
  .cert-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 28px;
  }
}

@media (max-width: 980px) {
  .nav {
    display: none;
  }
  .menu-btn {
    display: flex;
  }
  .header-actions {
    margin-left: auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 16px;
    gap: 12px;
  }
  .hero-copy {
    max-width: 680px;
  }
  .hero-visual {
    min-height: 600px;
    margin-top: -10px;
  }
  .hero-stage {
    width: min(100%, 480px);
  }
  .hero-pack {
    height: 83%;
  }
  .float-size {
    left: calc(50% - 300px);
  }
  .float-wet {
    right: calc(50% - 300px);
  }
  .hero-foot {
    margin-top: 10px;
  }

  .section-head,
  .anatomy-head {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .section-intro {
    justify-self: start;
    max-width: 58ch;
    padding-bottom: 0;
  }

  .anatomy-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .anatomy-visual {
    min-height: 440px;
    order: 2;
  }
  .anatomy-visual img {
    max-height: 430px;
  }
  .layers {
    order: 1;
  }

  .mfg-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .mfg-copy {
    max-width: 640px;
  }
  .mfg-visual {
    max-width: 640px;
  }

  .oem-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .custom-card {
    position: relative;
    top: 0;
    max-width: 620px;
  }

  .markets-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .globe-wrap {
    justify-content: flex-start;
    padding-top: 0;
  }
  .globe {
    width: min(100%, 450px);
  }
  .globe-caption {
    left: 0;
    transform: none;
  }

  .faq-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .faq-intro {
    max-width: 560px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .contact-copy {
    max-width: 640px;
  }
  .contact-card {
    max-width: 680px;
  }

  .footer-top {
    grid-template-columns: 1.4fr 0.7fr 0.9fr;
  }
  .footer-col:last-child {
    grid-column: 2 / -1;
  }
}

@media (max-width: 760px) {
  .shell {
    width: calc(100% - 36px);
  }
  .topbar {
    font-size: 8.5px;
  }
  .topbar-inner {
    min-height: 33px;
  }
  .topbar a {
    display: none;
  }
  .header-inner {
    min-height: 72px;
    gap: 14px;
  }
  .brand img {
    width: 112px;
  }
  .header-actions .btn {
    display: none;
  }
  .hero {
    padding-top: 32px;
  }
  .hero h1 {
    font-size: clamp(41px, 11.2vw, 56px);
    margin: 18px 0 20px;
  }
  .lede {
    font-size: 15px;
  }
  .hero-ctas {
    margin-top: 25px;
    flex-direction: column;
    align-items: stretch;
  }
  .hero-ctas .btn {
    flex: none;
    width: 100%;
  }
  .hero-meta {
    margin-top: 25px;
    gap: 8px 16px;
    font-size: 8.5px;
  }
  .hero-visual {
    min-height: 500px;
  }
  .hero-stage {
    width: min(100%, 360px);
    border-radius: 180px 180px 28px 28px;
  }
  .stage-label {
    top: 31px;
    font-size: 8.5px;
  }
  .hero-pack {
    height: 81%;
  }
  .hero-orbit {
    width: 108%;
  }
  .float-card {
    padding: 10px 12px;
    gap: 8px;
  }
  .float-card strong {
    font-size: 10.5px;
  }
  .float-card small {
    font-size: 7.5px;
  }
  .float-icon {
    width: 27px;
    height: 27px;
  }
  .float-icon svg {
    width: 13px;
    height: 13px;
  }
  .float-size {
    top: 35%;
    left: 2%;
  }
  .float-wet {
    right: 1%;
    bottom: 17%;
  }
  .hero-foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    font-size: 8px;
  }
  .hero-foot p {
    white-space: normal;
  }

  .section {
    padding: 70px 0;
  }
  .section-head h2,
  .anatomy-head h2,
  .markets h2 {
    font-size: clamp(33px, 9.2vw, 46px);
  }
  .section-intro {
    font-size: 14px;
  }

  .range-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .range-tabs {
    position: static;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 6px;
    scrollbar-width: none;
  }
  .range-tabs::-webkit-scrollbar {
    display: none;
  }
  .range-tab {
    min-width: 204px;
    padding: 13px 14px;
    border-color: var(--line);
    background: rgba(255, 255, 255, 0.55);
  }
  .range-tab.is-active {
    background: var(--purple-900);
    border-color: var(--purple-900);
    color: var(--cream);
  }
  .range-tab.is-active strong {
    color: var(--cream);
  }
  .range-tab.is-active small {
    color: rgba(250, 246, 255, 0.55);
  }
  .range-tab.is-active .tab-num {
    color: var(--purple-300);
  }
  .range-tab.is-active .arw {
    stroke: var(--purple-300);
  }
  .range-note {
    display: none;
  }
  .range-panel {
    border-radius: 24px;
  }
  .range-visual {
    min-height: 350px;
    padding: 30px 20px;
  }
  .range-visual img {
    height: 285px;
    max-width: 90%;
    padding: 10px;
    border-radius: 18px;
  }
  .range-tag {
    top: 14px;
    left: 14px;
    font-size: 8px;
  }
  .range-stat {
    left: 14px;
    bottom: 14px;
    padding: 9px 12px;
  }
  .range-stat strong {
    font-size: 18px;
  }
  .range-copy {
    padding: 26px 22px 30px;
  }
  .range-copy h3 {
    font-size: 34px;
  }
  .range-copy > p {
    font-size: 13.5px;
  }
  .chips {
    margin: 18px 0;
  }
  .mini-specs {
    margin-bottom: 22px;
  }

  .anatomy-visual {
    min-height: 390px;
  }
  .anatomy-visual img {
    max-height: 360px;
  }
  .layer-name {
    font-size: 14px;
  }
  .layer-body p {
    padding-left: 0;
    padding-right: 10px;
    font-size: 12.5px;
  }
  .anatomy-caption {
    bottom: 2px;
    font-size: 8px;
  }

  .mfg-visual {
    padding-bottom: 46px;
  }
  .mfg-photo-sm {
    width: 48%;
    border-width: 6px;
  }
  .mfg-badge {
    top: 12px;
    left: 12px;
    padding: 8px 11px;
  }
  .mfg-badge strong {
    font-size: 15px;
  }
  .cap-list li {
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 12px;
  }
  .cap-icon {
    width: 38px;
    height: 38px;
  }
  .stats strong {
    font-size: 30px;
  }
  .cert-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .steps li {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 12px;
    padding: 18px 0;
  }
  .custom-card {
    padding: 26px 22px;
  }

  .markets .section-intro {
    max-width: 100%;
  }
  .market-list li {
    grid-template-columns: 34px 1fr;
    gap: 10px;
  }
  .market-role {
    display: none;
  }
  .globe {
    width: min(100%, 380px);
  }
  .globe-caption {
    padding: 10px 13px;
  }

  .principle blockquote {
    font-size: clamp(28px, 7.6vw, 38px);
  }
  .quote-mark {
    font-size: 92px;
  }

  .faq-intro h2,
  .contact-copy h2 {
    font-size: clamp(38px, 10vw, 52px);
  }

  .contact-card {
    padding: 22px 18px;
    border-radius: 24px;
  }
  .form-grid {
    grid-template-columns: 1fr;
    gap: 13px;
  }
  .field-full {
    grid-column: 1;
  }
  .contact-details p br {
    display: none;
  }
  .contact-details p {
    font-size: 13px;
  }

  .footer {
    padding-top: 56px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 30px 24px;
    padding-bottom: 38px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .footer-brand > p {
    font-size: 17px;
  }
  .footer-col:last-child {
    grid-column: 1 / -1;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .footer-bottom > div {
    gap: 14px;
  }
  .footer-word {
    font-size: 25vw;
  }
}

@media (max-width: 420px) {
  .hero h1 {
    font-size: 42px;
  }
  .hero-stage {
    width: 100%;
  }
  .float-size {
    left: 0;
  }
  .float-wet {
    right: 0;
  }
  .hero-visual {
    min-height: 460px;
  }
  .range-tab {
    min-width: 186px;
  }
  .range-visual img {
    height: 250px;
  }
  .anatomy-visual {
    min-height: 340px;
  }
  .anatomy-visual img {
    max-height: 310px;
  }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }
  .hero-pack {
    transform: rotate(-2.4deg);
  }
  .marquee-track {
    animation: none;
  }
}