:root {
  --black: #010403;
  --deep: #06110e;
  --panel: rgba(7, 18, 15, 0.68);
  --panel-solid: #091612;
  --green: #00d886;
  --green-soft: #8dffd2;
  --mint: #c8ffe9;
  --gold: #c9ad78;
  --text: #f4fbf8;
  --muted: rgba(244, 251, 248, 0.68);
  --dark-text: #0b1f18;
  --dark-muted: #52635c;
  --line: rgba(117, 245, 189, 0.22);
  --paper: #f7f8f5;
  --warm: #edf0eb;
  --shadow: 0 34px 110px rgba(0, 0, 0, 0.24);
  --soft-shadow: 0 22px 70px rgba(9, 25, 20, 0.09);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 0, rgba(0, 216, 134, 0.12), transparent 30%),
    radial-gradient(circle at 82% 10%, rgba(201, 173, 120, 0.08), transparent 22%),
    var(--black);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.58;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: auto 1fr auto auto auto;
  gap: 18px;
  align-items: center;
  padding: 22px clamp(18px, 4.4vw, 76px);
  color: #fff;
  transition: background 0.25s ease, box-shadow 0.25s ease, padding 0.25s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
  padding-block: 12px;
  background: rgba(1, 4, 3, 0.66);
  border-bottom: 1px solid rgba(141, 255, 210, 0.12);
  box-shadow: 0 18px 54px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(22px);
}

.brand img {
  width: 150px;
  filter: brightness(0) invert(1);
}

.nav-links {
  justify-self: end;
  display: flex;
  gap: 24px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-links a {
  opacity: 0.82;
}

.nav-links a:hover,
.nav-cta:hover,
.lang-toggle:hover {
  color: var(--green-soft);
}

.nav-cta,
.lang-toggle {
  min-height: 36px;
  padding: 8px 14px;
  border: 1px solid rgba(141, 255, 210, 0.32);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: currentColor;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid currentColor;
  border-radius: 50%;
  color: currentColor;
  background: transparent;
}

.menu-button span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--black);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.7), transparent 72%);
}

.hero-bg,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-bg {
  object-fit: cover;
  object-position: 62% center;
  transform: scale(1.01);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(1, 4, 3, 0.99) 0%, rgba(1, 4, 3, 0.83) 36%, rgba(1, 4, 3, 0.1) 82%),
    linear-gradient(0deg, rgba(1, 4, 3, 0.98), transparent 46%),
    radial-gradient(circle at 22% 48%, rgba(0, 216, 134, 0.18), transparent 27%),
    radial-gradient(circle at 9% 78%, rgba(201, 173, 120, 0.11), transparent 20%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, calc(100% - 40px));
  margin-left: clamp(22px, 7vw, 108px);
  padding-top: 88px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green-soft);
  font-size: 10.5px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.eyebrow.dark {
  color: var(--green);
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
  letter-spacing: 0;
  overflow-wrap: break-word;
}

h1 {
  margin: 0;
  font-size: clamp(54px, 8.4vw, 116px);
  line-height: 0.9;
  font-weight: 860;
  letter-spacing: -0.02em;
  text-shadow: 0 0 54px rgba(0, 216, 134, 0.12);
}

h1 small {
  display: block;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(20px, 2.5vw, 34px);
  line-height: 1.2;
  font-weight: 650;
}

h2 {
  margin: 0;
  font-size: clamp(29px, 3.5vw, 50px);
  line-height: 1.12;
  font-weight: 860;
  white-space: pre-line;
  text-wrap: balance;
}

h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
}

.hero-title {
  margin: 28px 0 0;
  color: var(--green-soft);
  font-size: clamp(21px, 2.7vw, 34px);
  font-weight: 760;
}

.hero-copy {
  max-width: 560px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 850;
  font-size: 14px;
}

.button.primary {
  color: #04110d;
  background: linear-gradient(135deg, var(--green-soft), var(--green) 60%, #27a86d);
  box-shadow: 0 18px 54px rgba(0, 216, 134, 0.28);
}

.button.ghost {
  border: 1px solid rgba(255, 255, 255, 0.38);
  color: #fff;
  background: rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(16px);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  max-width: 760px;
  margin-top: 50px;
}

.hero-metrics div,
.fresh-card,
.people-grid article,
.institution-grid article,
.support-grid article,
.faq-list details {
  border: 1px solid rgba(141, 255, 210, 0.16);
  border-radius: 8px;
  background: rgba(8, 20, 17, 0.5);
  backdrop-filter: blur(22px);
}

.hero-metrics div {
  position: relative;
  min-height: 68px;
  padding: 17px 12px 13px 27px;
  overflow: hidden;
  border: 0;
  border-top: 1px solid rgba(141, 255, 210, 0.46);
  border-radius: 0;
  background: linear-gradient(180deg, rgba(0, 216, 134, 0.08), transparent 72%);
  box-shadow: none;
  backdrop-filter: none;
}

.hero-metrics div::before {
  content: "";
  position: absolute;
  top: 25px;
  left: 7px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green-soft);
  box-shadow: 0 0 16px rgba(141, 255, 210, 0.9);
}

.hero-metrics div::after {
  content: "";
  position: absolute;
  top: 27px;
  left: 12px;
  width: 9px;
  height: 1px;
  background: linear-gradient(90deg, rgba(141, 255, 210, 0.7), transparent);
}

.hero-metrics strong {
  display: none;
  color: var(--gold);
  font-size: 18px;
}

.hero-metrics span {
  display: grid;
  height: 100%;
  align-items: center;
  color: rgba(255, 255, 255, 0.88);
  font-size: 15px;
  font-weight: 720;
  letter-spacing: 0.04em;
}

.section {
  padding: clamp(82px, 9vw, 138px) clamp(20px, 5vw, 80px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 248, 245, 0.98)),
    var(--paper);
  color: var(--dark-text);
}

.section:nth-of-type(odd) {
  background:
    radial-gradient(circle at 90% 10%, rgba(23, 217, 130, 0.08), transparent 28%),
    #fff;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.86fr) minmax(360px, 1.14fr);
  gap: clamp(42px, 7vw, 96px);
  align-items: center;
  max-width: 1240px;
  margin: 0 auto;
}

.split-layout.reverse {
  grid-template-columns: minmax(360px, 1.04fr) minmax(320px, 0.96fr);
}

.split-layout.reverse .section-copy {
  order: 2;
}

.section-copy p {
  color: var(--dark-muted);
  font-size: 16px;
  line-height: 1.72;
  max-width: 640px;
  text-wrap: pretty;
}

.section-copy .lead-line {
  color: var(--green-deep, #005c3f);
  font-weight: 850;
}

.device-intro h2 {
  max-width: 700px;
}

.device-intro h2 + p {
  margin-top: clamp(30px, 3vw, 44px);
}

.device-intro .section-copy p + p {
  margin-top: 18px;
}

.visual-panel {
  overflow: hidden;
  border-radius: 4px;
  background: #07100d;
  box-shadow: var(--shadow);
  border: 1px solid rgba(15, 34, 27, 0.08);
}

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

.device-intro .visual-panel img {
  object-position: 74% center;
}

.section-heading {
  max-width: 900px;
  margin: 0 auto 60px;
  text-align: center;
}

.section-heading p {
  max-width: 720px;
  margin: 16px auto 0;
  color: var(--dark-muted);
  font-size: 16px;
  line-height: 1.68;
}

.section-heading h2 span {
  color: var(--green);
}

.section-heading h2 em {
  font-style: normal;
}

.technology-system {
  position: relative;
  overflow: hidden;
  padding-top: clamp(76px, 7vw, 112px);
  background:
    radial-gradient(circle at 52% -8%, rgba(141, 255, 210, 0.2), transparent 26%),
    radial-gradient(circle at 12% 78%, rgba(201, 173, 120, 0.1), transparent 22%),
    linear-gradient(180deg, #101a16, #04100c 64%, #010403);
  color: #fff;
}

.technology-system::before,
.technology-system::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.technology-system::before {
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: radial-gradient(circle at 50% 34%, #000, transparent 68%);
}

.technology-system::after {
  width: 68vw;
  height: 68vw;
  left: 50%;
  top: 210px;
  transform: translateX(-50%);
  border: 1px solid rgba(141, 255, 210, 0.08);
  border-radius: 50%;
}

.technology-system .section-heading p {
  color: rgba(255, 255, 255, 0.72);
}

.technology-system .section-heading .eyebrow {
  display: none;
}

.technology-system .section-heading h2 {
  color: #fff;
  font-size: clamp(28px, 3vw, 44px);
  line-height: 1.12;
  text-shadow: 0 0 30px rgba(0, 216, 134, 0.22);
  white-space: normal;
}

.technology-system .section-heading h2::first-letter {
  color: inherit;
}

.technology-system .section-heading {
  position: relative;
  z-index: 4;
  max-width: 1180px;
  margin-bottom: 24px;
  padding: 18px clamp(18px, 4vw, 48px);
  border: 1px solid rgba(141, 255, 210, 0.16);
  border-radius: 6px;
  background:
    linear-gradient(90deg, rgba(1, 4, 3, 0.78), rgba(5, 22, 17, 0.58), rgba(1, 4, 3, 0.78)),
    radial-gradient(circle at 50% 0, rgba(0, 216, 134, 0.1), transparent 56%);
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(18px);
}

.technology-system .section-heading > p:not(.eyebrow) {
  max-width: 860px;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
}

.fresh-stage {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto 34px;
  padding: clamp(28px, 4vw, 56px);
  overflow: hidden;
  border: 1px solid rgba(141, 255, 210, 0.14);
  border-radius: 6px;
  background:
    radial-gradient(ellipse 72% 62% at 50% 54%, rgba(0, 216, 134, 0.09), transparent 70%),
    radial-gradient(ellipse at 18% 50%, rgba(0, 216, 134, 0.035), transparent 50%),
    radial-gradient(ellipse at 82% 50%, rgba(201, 173, 120, 0.035), transparent 52%),
    linear-gradient(160deg, #333937 0%, #222826 46%, #2a302e 100%);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.fresh-stage::before {
  content: "";
  position: absolute;
  inset: 16px 38px auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(141, 255, 210, 0.16), transparent);
}

.fresh-bg-grid,
.fresh-bg-rays,
.fresh-watermark,
.corner-mark,
.fresh-connector,
.connector-dot {
  position: absolute;
  pointer-events: none;
}

.fresh-bg-grid {
  inset: 0;
  opacity: 0.48;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 60px 60px;
}

.fresh-bg-rays {
  inset: 0;
  opacity: 0.8;
  background:
    conic-gradient(from 211deg at 50% 55%, rgba(0, 216, 134, 0.06), transparent 8%, rgba(0, 216, 134, 0.045) 15%, transparent 24%, rgba(201, 173, 120, 0.04), transparent 58%, rgba(0, 216, 134, 0.04), transparent);
  mask-image: radial-gradient(circle at 50% 55%, #000, transparent 64%);
}

.fresh-watermark {
  color: rgba(141, 255, 210, 0.045);
  font-size: clamp(112px, 12vw, 176px);
  font-weight: 760;
  line-height: 1;
  z-index: 0;
  transform: translate(-50%, -50%);
}

.wm-f {
  top: 32%;
  left: 17%;
}

.wm-r {
  top: 32%;
  left: 83%;
}

.wm-e {
  top: 61%;
  left: 17%;
}

.wm-s {
  top: 61%;
  left: 83%;
}

.wm-h {
  left: 50%;
  top: 78%;
  font-size: clamp(136px, 15vw, 220px);
  opacity: 0.72;
}

.corner-mark {
  width: 40px;
  height: 40px;
  border-color: rgba(141, 255, 210, 0.14);
}

.cm-tl {
  top: 16px;
  left: 16px;
  border-top: 1px solid;
  border-left: 1px solid;
}

.cm-tr {
  top: 16px;
  right: 16px;
  border-top: 1px solid;
  border-right: 1px solid;
}

.cm-bl {
  bottom: 16px;
  left: 16px;
  border-bottom: 1px solid;
  border-left: 1px solid;
}

.cm-br {
  right: 16px;
  bottom: 16px;
  border-right: 1px solid;
  border-bottom: 1px solid;
}

.fresh-board {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(280px, 1fr) 260px minmax(280px, 1fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: center;
  min-height: 410px;
}

.fresh-column {
  display: grid;
  gap: 24px;
}

.fresh-tech-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.fresh-column-right .fresh-tech-item {
  flex-direction: row-reverse;
  text-align: right;
}

.fresh-tech-icon {
  position: relative;
  display: grid;
  width: 62px;
  height: 62px;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(141, 255, 210, 0.18);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(141, 255, 210, 0.08), rgba(141, 255, 210, 0.018));
}

.fresh-tech-icon::after {
  content: "";
  position: absolute;
  inset: -7px;
  border: 1px solid rgba(141, 255, 210, 0.06);
  border-radius: 18px;
}

.fresh-tech-icon svg {
  width: 29px;
  height: 29px;
  stroke: var(--green);
  stroke-width: 1.08;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.fresh-tech-copy p {
  margin: 0;
  color: var(--green);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.fresh-tech-copy h3 {
  margin: 6px 0 0;
  color: #fff;
  font-size: 17px;
  font-weight: 560;
  letter-spacing: 0.08em;
}

.fresh-tech-copy h3::before {
  content: "";
  display: block;
  width: 28px;
  height: 1px;
  margin: 0 0 7px;
  background: linear-gradient(90deg, rgba(141, 255, 210, 0.6), rgba(141, 255, 210, 0.08));
}

.fresh-column-right .fresh-tech-copy h3::before {
  margin-left: auto;
  background: linear-gradient(90deg, rgba(141, 255, 210, 0.08), rgba(141, 255, 210, 0.6));
}

.fresh-homecare {
  position: relative;
  z-index: 4;
  width: min(690px, 82%);
  margin: -46px auto 0;
  justify-content: center;
}

.fresh-homecare .fresh-tech-copy {
  max-width: 560px;
}

.fresh-homecare .fresh-tech-copy h3::before {
  background: linear-gradient(90deg, rgba(141, 255, 210, 0.6), rgba(141, 255, 210, 0.08));
}

.fresh-tech-copy em {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  font-style: normal;
  line-height: 1.62;
  white-space: pre-line;
}

.fresh-center {
  position: relative;
  display: grid;
  min-height: 300px;
  place-items: center;
}

.fresh-ring {
  position: absolute;
  border-radius: 50%;
}

.ring-one {
  width: 204px;
  height: 204px;
  border: 1px dashed rgba(141, 255, 210, 0.11);
}

.ring-two {
  width: 252px;
  height: 252px;
  border: 1px solid rgba(141, 255, 210, 0.07);
}

.fresh-core {
  position: relative;
  z-index: 2;
  display: grid;
  width: 148px;
  height: 148px;
  place-items: center;
  padding: 24px;
  border: 1.5px solid rgba(141, 255, 210, 0.3);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 216, 134, 0.12), rgba(0, 216, 134, 0.025) 62%, transparent);
  box-shadow: 0 0 62px rgba(0, 216, 134, 0.12);
  text-align: center;
}

.fresh-core::before {
  content: "";
  position: absolute;
  inset: -10px;
  border: 1px solid rgba(141, 255, 210, 0.08);
  border-radius: 50%;
}

.fresh-core i {
  color: var(--gold);
  font-size: 13px;
  font-style: normal;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.fresh-core span {
  color: var(--green);
  font-size: 11px;
  font-weight: 620;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.fresh-core strong {
  color: #fff;
  font-size: 20px;
  font-weight: 640;
  letter-spacing: 0.12em;
  line-height: 1.32;
}

.fresh-core small {
  color: rgba(255, 255, 255, 0.34);
  font-size: 9px;
  letter-spacing: 0.28em;
}

.fresh-connector {
  top: 50%;
  height: 1px;
  z-index: 0;
}

.connector-left {
  left: 38px;
  width: calc(50% - 160px);
  background: linear-gradient(90deg, transparent, rgba(141, 255, 210, 0.1));
}

.connector-right {
  right: 38px;
  width: calc(50% - 160px);
  background: linear-gradient(90deg, rgba(141, 255, 210, 0.1), transparent);
}

.connector-dot {
  top: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(141, 255, 210, 0.18);
  transform: translateY(-50%);
}

.dot-one {
  left: 18%;
}

.dot-two {
  left: 28%;
}

.dot-three {
  right: 18%;
}

.dot-four {
  right: 28%;
}

.fresh-stage-copy {
  position: relative;
  z-index: 3;
  max-width: 860px;
  margin: 14px auto 0;
  padding-top: 16px;
  border-top: 1px solid rgba(141, 255, 210, 0.1);
  text-align: center;
}

.fresh-stage-copy p {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
  line-height: 1.66;
}

.fresh-product-visuals {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.fresh-product-visuals img {
  position: absolute;
  border: 0;
  border-radius: 0;
  object-fit: cover;
  box-shadow: none;
}

.fresh-handpiece {
  left: -3%;
  top: 46%;
  width: min(40vw, 470px);
  height: 220px;
  object-position: 34% center;
  opacity: 0.38;
  mix-blend-mode: screen;
  mask-image: linear-gradient(90deg, #000 0%, #000 62%, transparent 100%);
}

.fresh-serum {
  right: 2%;
  top: 8%;
  width: min(28vw, 320px);
  height: 220px;
  object-position: center;
  opacity: 0.55;
  mix-blend-mode: screen;
  mask-image: radial-gradient(ellipse at center, #000 46%, transparent 78%);
}

@media (prefers-reduced-motion: no-preference) {
  .ring-one {
    animation: slow-spin 34s linear infinite;
  }

  .ring-two {
    animation: slow-spin 44s linear infinite reverse;
  }
}

@keyframes slow-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.fresh-grid,
.people-grid,
.institution-grid,
.support-grid,
.advantage-grid {
  display: grid;
  gap: 16px;
  max-width: 1220px;
  margin: 0 auto;
}

.fresh-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  position: relative;
  z-index: 1;
}

.fresh-card {
  min-height: 286px;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.078), rgba(255, 255, 255, 0.028)),
    rgba(8, 20, 17, 0.62);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.fresh-card:hover {
  transform: translateY(-6px);
  border-color: rgba(127, 255, 201, 0.42);
  background: rgba(14, 35, 28, 0.72);
}

.fresh-card span {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 50%;
  color: #04110d;
  background: linear-gradient(135deg, var(--green-soft), var(--green));
  font-size: 24px;
  font-weight: 950;
}

.fresh-card h4 {
  margin: 8px 0 0;
  color: var(--gold);
  font-size: 13px;
}

.fresh-card p {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.light-therapy {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(1, 4, 3, 0.99), rgba(1, 4, 3, 0.82) 58%, rgba(1, 4, 3, 0.66)),
    url("assets/custom/follicle-activation.png") center / cover fixed;
  color: #fff;
}

.light-therapy::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 84% 34%, rgba(0, 216, 134, 0.16), transparent 26%),
    linear-gradient(180deg, transparent, rgba(1, 4, 3, 0.75));
}

.light-therapy .split-layout {
  position: relative;
  z-index: 1;
  align-items: stretch;
}

.light-therapy .section-copy {
  display: flex;
  flex-direction: column;
}

.light-therapy .section-copy p {
  color: var(--muted);
}

.gif-panel img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 100%;
  object-fit: contain;
  object-position: center bottom;
}

.gif-panel {
  display: flex;
  align-self: stretch;
  aspect-ratio: auto;
  height: 100%;
  min-height: 100%;
  border: 0;
  background: #000;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.36);
}

.light-list {
  display: grid;
  gap: 12px;
  flex: 1;
  margin-top: 28px;
}

.light-list article {
  padding: 18px 20px;
  border: 1px solid rgba(141, 255, 210, 0.16);
  border-radius: 6px;
  background:
    linear-gradient(90deg, rgba(141, 255, 210, 0.08), rgba(255, 255, 255, 0.035)),
    rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(16px);
}

.light-list strong,
.light-list span {
  display: block;
}

.light-list strong {
  color: var(--green-soft);
  margin-bottom: 6px;
}

.people-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.people-grid article {
  min-height: 260px;
  padding: 28px 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 248, 246, 0.9));
  border-color: rgba(10, 24, 19, 0.08);
  box-shadow: var(--soft-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.people-grid article:hover,
.institution-grid article:hover,
.support-grid article:hover {
  transform: translateY(-5px);
  box-shadow: 0 22px 66px rgba(8, 22, 18, 0.1);
}

.people-grid span {
  display: block;
  color: var(--gold);
  font-size: 18px;
  font-weight: 950;
  margin-bottom: 28px;
}

.people-grid p,
.institution-grid p,
.support-grid p,
.advantage-grid p {
  margin: 14px 0 0;
  color: var(--dark-muted);
  line-height: 1.62;
}

.people .section-heading h2 {
  font-size: clamp(40px, 5vw, 72px);
  color: #005c3f;
}

.people-grid p {
  white-space: pre-line;
  line-height: 1.68;
}

.advantages {
  background:
    radial-gradient(circle at 12% 12%, rgba(0, 216, 134, 0.08), transparent 26%),
    linear-gradient(180deg, #fff, #f7f8f5),
    #fff;
}

.advantage-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.advantage-grid article {
  overflow: hidden;
  border: 1px solid rgba(10, 24, 19, 0.08);
  border-radius: 4px;
  background: #fff;
  box-shadow: var(--soft-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.advantage-grid article:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 78px rgba(8, 22, 18, 0.12);
}

.advantage-grid img {
  width: 100%;
  aspect-ratio: 1.35;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.advantage-grid h3,
.advantage-grid p {
  padding-inline: 24px;
}

.advantage-grid h3 {
  margin-top: 24px;
}

.advantage-grid p {
  padding-bottom: 26px;
}

.faq-list p,
.contact-inner p {
  line-height: 1.62;
}

.section.institutions {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(1, 4, 3, 0.94), rgba(1, 4, 3, 0.66) 42%, rgba(1, 4, 3, 0.16)),
    linear-gradient(0deg, rgba(1, 4, 3, 0.92), rgba(1, 4, 3, 0.12) 52%, rgba(1, 4, 3, 0.74)),
    url("assets/custom/institutions-treatment-room.png") right center / cover;
}

.institutions .section-heading h2 {
  color: #fff;
  text-shadow: 0 0 34px rgba(0, 216, 134, 0.18);
}

.institutions .section-heading p {
  color: rgba(255, 255, 255, 0.72);
}

.institutions .eyebrow.dark {
  color: var(--green-soft);
}

.institution-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.institution-grid article {
  min-height: 270px;
  padding: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.06));
  border-color: rgba(141, 255, 210, 0.22);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.3);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  backdrop-filter: blur(18px);
}

.institution-grid img {
  width: 50px;
  height: 50px;
  margin-bottom: 34px;
  filter: brightness(0) saturate(100%) invert(83%) sepia(30%) saturate(877%) hue-rotate(100deg) brightness(105%) contrast(101%);
  opacity: 0.9;
}

.institution-grid h3 {
  color: #fff;
}

.institution-grid p {
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.62;
}

.faq {
  background:
    radial-gradient(circle at 85% 20%, rgba(0, 216, 134, 0.07), transparent 24%),
    #fff;
}

.faq-list {
  max-width: 1080px;
  margin: 0 auto;
}

.faq-list details {
  margin-bottom: 12px;
  padding: 22px 26px;
  background: rgba(255, 255, 255, 0.88);
  border-color: rgba(10, 24, 19, 0.1);
  box-shadow: 0 12px 36px rgba(8, 22, 18, 0.045);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 800;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--green);
  font-size: 20px;
  line-height: 1;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  margin: 14px 0 0;
  color: var(--dark-muted);
}

.support-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.support-grid article {
  padding: 28px;
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(10, 24, 19, 0.08);
  box-shadow: 0 12px 40px rgba(8, 22, 18, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.contact {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(1, 4, 3, 0.98), rgba(1, 4, 3, 0.72) 42%, rgba(1, 4, 3, 0.14)),
    radial-gradient(circle at 28% 35%, rgba(0, 216, 134, 0.18), transparent 30%),
    url("assets/custom/clinic-room.png") right center / cover;
  text-align: center;
}

.contact-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(120px, 14vw, 210px) 20px;
}

.contact-inner img {
  width: min(320px, 72vw);
  margin: 0 auto 30px;
}

.contact-inner p {
  color: rgba(255, 255, 255, 0.76);
  font-size: 17px;
}

.contact-note {
  display: inline-flex;
  max-width: 100%;
  margin-top: 8px;
  padding: 12px 18px;
  border: 1px solid rgba(127, 255, 201, 0.3);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px clamp(20px, 5vw, 80px);
  color: rgba(255, 255, 255, 0.62);
  background: #020706;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
}

html[lang="en"] .nav-links {
  gap: 18px;
  font-size: 10px;
}

html[lang="en"] .hero-title {
  max-width: 720px;
  line-height: 1.12;
}

html[lang="en"] .device-intro .section-copy p,
html[lang="en"] .light-list span,
html[lang="en"] .advantage-grid p,
html[lang="en"] .institution-grid p {
  line-height: 1.55;
}

html[lang="en"] .fresh-tech-copy h3 {
  font-size: 15px;
  line-height: 1.28;
  letter-spacing: 0.025em;
}

html[lang="en"] .fresh-tech-copy em {
  font-size: 11.5px;
  line-height: 1.52;
}

html[lang="en"] .fresh-homecare {
  width: min(740px, 86%);
}

html[lang="en"] .fresh-board {
  grid-template-columns: minmax(300px, 1fr) 190px minmax(300px, 1fr);
  gap: 20px;
}

html[lang="en"] .fresh-core {
  width: 166px;
  height: 166px;
  padding: 21px;
}

html[lang="en"] .fresh-core span {
  font-size: 9px;
  letter-spacing: 0.18em;
}

html[lang="en"] .fresh-core strong {
  font-size: 15px;
  line-height: 1.24;
  letter-spacing: 0.055em;
}

html[lang="en"] .light-therapy h2 {
  max-width: 590px;
  font-size: clamp(32px, 2.8vw, 40px);
  line-height: 1.1;
  text-wrap: balance;
}

html[lang="en"] .light-therapy .section-copy > p:not(.eyebrow) {
  max-width: 570px;
  margin-top: 18px;
  line-height: 1.58;
}

html[lang="en"] .light-list {
  margin-top: 30px;
}

html[lang="en"] .light-list article {
  padding: 16px 20px;
}

html[lang="en"] .light-list strong {
  font-size: 15px;
}

html[lang="en"] .light-list span {
  font-size: 14px;
}

html[lang="en"] .people-grid article {
  padding-inline: 20px;
}

html[lang="en"] .people-grid h3 {
  font-size: 17px;
}

html[lang="en"] .people-grid p,
html[lang="en"] .institution-grid p {
  font-size: 14px;
}

html[lang="en"] .contact-inner {
  max-width: 960px;
}

@media (max-width: 1100px) {
  .fresh-grid,
  .institution-grid,
  .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .people-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .fresh-board {
    grid-template-columns: 1fr 230px 1fr;
    gap: 28px;
  }

  .fresh-tech-copy h3 {
    font-size: 15px;
  }

  .fresh-tech-copy em {
    font-size: 11.5px;
  }

  .fresh-handpiece {
    width: min(42vw, 430px);
  }

  .fresh-serum {
    width: min(30vw, 280px);
  }

  html[lang="en"] .fresh-board {
    grid-template-columns: minmax(240px, 1fr) 178px minmax(240px, 1fr);
    gap: 16px;
  }

  html[lang="en"] .fresh-tech-item {
    gap: 12px;
  }

  html[lang="en"] .fresh-tech-icon {
    width: 54px;
    height: 54px;
  }
}

@media (max-width: 840px) {
  .site-header {
    grid-template-columns: auto 1fr auto auto;
    padding-inline: 16px;
  }

  .brand img {
    width: 136px;
  }

  .menu-button {
    display: block;
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .site-header.is-open .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: grid;
    gap: 0;
    padding: 8px 20px 20px;
    background: rgba(2, 7, 6, 0.95);
    box-shadow: 0 24px 44px rgba(0, 0, 0, 0.28);
  }

  .site-header.is-open .nav-links a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .hero {
    min-height: 760px;
  }

  .hero-bg {
    object-position: 70% center;
  }

  .hero-content {
    align-self: end;
    margin: 0 auto;
    padding-bottom: 42px;
    width: min(100% - 32px, 640px);
  }

  h1 {
    font-size: clamp(46px, 13vw, 82px);
  }

  h1 small {
    font-size: clamp(18px, 5vw, 28px);
  }

  .hero-title {
    font-size: clamp(20px, 5vw, 30px);
  }

  .hero-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 28px;
  }

  .split-layout,
  .split-layout.reverse,
  .advantage-grid {
    grid-template-columns: 1fr;
  }

  .fresh-stage {
    padding: 24px;
  }

  .technology-system {
    padding-top: 64px;
  }

  .technology-system .section-heading {
    margin-bottom: 22px;
    padding: 18px;
  }

  .technology-system .section-heading h2 {
    font-size: clamp(28px, 7vw, 40px);
    white-space: normal;
  }

  .fresh-board {
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 22px;
  }

  .fresh-center {
    order: -1;
    min-height: 270px;
  }

  .fresh-column {
    gap: 18px;
  }

  .fresh-homecare {
    width: 100%;
    margin-top: -18px;
  }

  .fresh-column-right .fresh-tech-item {
    flex-direction: row;
    text-align: left;
  }

  .fresh-column-right .fresh-tech-copy h3::before {
    margin-left: 0;
    background: linear-gradient(90deg, rgba(141, 255, 210, 0.6), rgba(141, 255, 210, 0.08));
  }

  .fresh-connector,
  .connector-dot {
    display: none;
  }

  .fresh-handpiece {
    left: -22%;
    top: 30%;
    width: 72vw;
    height: 160px;
    opacity: 0.22;
  }

  .fresh-serum {
    right: -8%;
    top: 2%;
    width: 46vw;
    height: 160px;
    opacity: 0.32;
  }

  .split-layout.reverse .section-copy {
    order: 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .section-heading p {
    font-size: 15px;
  }

  .people-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .section {
    padding: 58px 16px;
  }

  h1 {
    font-size: clamp(44px, 15vw, 72px);
  }

  h2 {
    font-size: clamp(26px, 8vw, 36px);
    line-height: 1.16;
  }

  h3 {
    font-size: 18px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero {
    min-height: 720px;
  }

  .hero-bg {
    object-position: 76% center;
  }

  .hero-shade {
    background:
      linear-gradient(0deg, rgba(1, 4, 3, 0.98), rgba(1, 4, 3, 0.42) 58%, rgba(1, 4, 3, 0.14)),
      linear-gradient(90deg, rgba(1, 4, 3, 0.88), rgba(1, 4, 3, 0.18));
  }

  .hero-metrics {
    gap: 10px;
  }

  .hero-metrics div {
    min-height: 64px;
    padding: 13px 10px 11px 25px;
  }

  .hero-metrics span {
    font-size: 13px;
  }

  .hero-metrics div::before {
    top: 24px;
    left: 6px;
  }

  .hero-metrics div::after {
    top: 26px;
    left: 11px;
    width: 8px;
  }

  .fresh-grid,
  .people-grid,
  .institution-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .fresh-stage {
    padding: 22px 16px;
  }

  .technology-system .section-heading {
    padding: 16px 14px;
  }

  .technology-system .section-heading h2 {
    font-size: clamp(24px, 7vw, 31px);
  }

  .technology-system .section-heading > p:not(.eyebrow) {
    font-size: 12px;
  }

  .fresh-watermark {
    font-size: 76px;
  }

  .wm-h {
    top: 76%;
    font-size: 118px;
  }

  .fresh-center {
    min-height: 210px;
  }

  .ring-one {
    width: 178px;
    height: 178px;
  }

  .ring-two {
    width: 218px;
    height: 218px;
  }

  .fresh-core {
    width: 134px;
    height: 134px;
    padding: 18px;
  }

  .fresh-core strong {
    font-size: 17px;
  }

  .fresh-tech-item {
    align-items: flex-start;
    gap: 12px;
  }

  .fresh-homecare {
    margin-top: -10px;
    padding: 14px;
  }

  .fresh-tech-icon {
    width: 54px;
    height: 54px;
  }

  .fresh-tech-copy p {
    font-size: 10px;
    letter-spacing: 0.12em;
  }

  .fresh-tech-copy h3 {
    font-size: 15px;
  }

  .fresh-tech-copy em {
    font-size: 11.5px;
  }

  .fresh-stage-copy {
    text-align: left;
  }

  .fresh-stage-copy p {
    font-size: 12px;
  }

  .fresh-handpiece {
    left: -42%;
    top: 32%;
    width: 104vw;
    height: 132px;
    opacity: 0.18;
  }

  .fresh-serum {
    right: -18%;
    top: 1%;
    width: 62vw;
    height: 130px;
    opacity: 0.26;
  }

  .visual-panel img,
  .gif-panel img {
    min-height: 320px;
  }

  .gif-panel {
    aspect-ratio: 0.92;
  }

  .site-footer {
    display: grid;
  }
}

@media (max-width: 430px) {
  .brand img {
    width: 116px;
  }

  .lang-toggle {
    min-height: 34px;
    padding-inline: 11px;
    font-size: 12px;
  }

  .menu-button {
    width: 38px;
    height: 38px;
  }

  .hero-content {
    width: min(100% - 28px, 420px);
    padding-bottom: 30px;
  }

  h1 {
    font-size: clamp(40px, 17vw, 62px);
  }

  .hero-copy {
    font-size: 15px;
  }

  .hero-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .fresh-stage {
    padding: 18px 12px;
  }

  .fresh-tech-icon {
    width: 48px;
    height: 48px;
  }

  .fresh-tech-icon svg {
    width: 24px;
    height: 24px;
  }

  .fresh-core {
    width: 122px;
    height: 122px;
  }

  .fresh-core strong {
    font-size: 15px;
  }

  .section-copy p,
  .section-heading p,
  .people-grid p,
  .institution-grid p,
  .advantage-grid p {
    font-size: 14px;
    line-height: 1.62;
  }

  .contact-inner {
    padding-block: 88px;
  }
}