:root {
  --brand-violet: #5f2c82;
  --brand-rose: #ca4966;
  --brand-gradient: linear-gradient(135deg, var(--brand-violet), var(--brand-rose));
  --ink: #121015;
  --ink-soft: #5f5963;
  --ink-muted: #8d8790;
  --paper: #ffffff;
  --paper-soft: #f7f5f8;
  --paper-warm: #f1edf3;
  --dark: #0d0c10;
  --dark-soft: #17131a;
  --line: rgba(18, 16, 21, 0.12);
  --line-dark: rgba(255, 255, 255, 0.12);
  --container: 1240px;
  --header-height: 84px;
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --shadow-card: 0 28px 70px rgba(55, 34, 61, 0.1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

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

ul,
ol {
  padding: 0;
}

::selection {
  color: #fff;
  background: var(--brand-rose);
}

:focus-visible {
  outline: 3px solid rgba(202, 73, 102, 0.75);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: #fff;
  background: var(--brand-violet);
  border-radius: 8px;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

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

.section {
  position: relative;
  padding: clamp(92px, 9vw, 144px) 0;
}

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

.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  color: #fff;
  border-bottom: 1px solid transparent;
  transition: height 0.35s ease, background-color 0.35s ease, border-color 0.35s ease, backdrop-filter 0.35s ease;
}

.site-header.is-scrolled,
.site-header.is-menu-open {
  height: 72px;
  background: rgba(13, 12, 16, 0.92);
  border-bottom-color: var(--line-dark);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.18);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.site-header.is-menu-open {
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  position: relative;
  z-index: 2;
  width: 152px;
  flex: 0 0 auto;
}

.brand img {
  width: 100%;
  height: auto;
}

.site-navigation {
  display: flex;
  align-items: center;
  gap: clamp(24px, 3vw, 44px);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2vw, 32px);
  margin: 0;
  list-style: none;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 12px 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  transition: color 0.25s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 5px;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--brand-violet), var(--brand-rose));
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.28s ease;
}

.nav-link:hover,
.nav-link.is-active {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-contact {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-height: 44px;
  padding: 0 20px;
  color: #fff;
  font-size: 14px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  transition: border-color 0.25s ease, background-color 0.25s ease, transform 0.25s ease;
}

.header-contact:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.56);
  transform: translateY(-2px);
}

.menu-toggle {
  position: relative;
  z-index: 3;
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 50%;
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 13px;
  width: 18px;
  height: 1px;
  background: currentColor;
  transition: transform 0.25s ease, top 0.25s ease;
}

.menu-toggle span:first-child { top: 18px; }
.menu-toggle span:last-child { top: 26px; }
.menu-toggle[aria-expanded="true"] span:first-child { top: 22px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { top: 22px; transform: rotate(-45deg); }

.hero {
  position: relative;
  min-height: max(760px, 100svh);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: calc(var(--header-height) + 78px) 0 88px;
  background:
    radial-gradient(circle at 82% 40%, rgba(202, 73, 102, 0.16), transparent 31%),
    radial-gradient(circle at 46% 72%, rgba(95, 44, 130, 0.14), transparent 30%),
    #0b0a0e;
}

.hero-grid,
.contact-grid {
  position: absolute;
  inset: 0;
  opacity: 0.23;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0,0,0,0.2), #000 50%, transparent 100%);
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.2), #000 50%, transparent 100%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(18px);
  pointer-events: none;
}

.hero-glow-one {
  top: 8%;
  right: -12%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle, rgba(202, 73, 102, 0.13), transparent 68%);
}

.hero-glow-two {
  bottom: -34%;
  left: 28%;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(95, 44, 130, 0.15), transparent 68%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 5.2fr) minmax(0, 6.8fr);
  align-items: center;
  gap: clamp(32px, 5vw, 76px);
}

.eyebrow,
.section-kicker {
  margin-bottom: 24px;
  color: var(--brand-violet);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.17em;
  line-height: 1.4;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.72);
}

.eyebrow span {
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, var(--brand-violet), var(--brand-rose));
}

.hero h1 {
  max-width: 670px;
  margin-bottom: 28px;
  font-size: clamp(46px, 5.15vw, 78px);
  font-weight: 650;
  letter-spacing: -0.055em;
  line-height: 1.12;
}

.hero h1 span {
  display: block;
  color: #e98ca2;
  background: linear-gradient(105deg, #fff 0%, #deabc8 25%, #ca4966 74%, #9b63bc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  max-width: 620px;
  margin-bottom: 34px;
  color: rgba(255, 255, 255, 0.66);
  font-size: clamp(17px, 1.4vw, 19px);
  line-height: 1.9;
}

.hero-actions,
.contact-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}

.button:hover {
  transform: translateY(-3px);
}

.button-primary {
  color: #fff;
  background: var(--brand-gradient);
  box-shadow: 0 16px 35px rgba(153, 56, 116, 0.28);
}

.button-primary:hover {
  box-shadow: 0 20px 45px rgba(153, 56, 116, 0.42);
}

.button-ghost {
  color: #fff;
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.24);
}

.button-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.45);
}

.hero-capabilities {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  margin: 42px 0 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
  list-style: none;
}

.hero-capabilities li {
  display: flex;
  align-items: center;
  gap: 9px;
}

.hero-capabilities li::before {
  content: "";
  width: 4px;
  height: 4px;
  background: var(--brand-rose);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--brand-rose);
}

.hero-visual-wrap {
  position: relative;
  min-width: 0;
}

.hero-visual-shell {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  position: relative;
  aspect-ratio: 1.1;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: clamp(24px, 3vw, 44px);
  background: #0b0910;
  box-shadow: 0 46px 100px rgba(0, 0, 0, 0.38), inset 0 0 0 1px rgba(255, 255, 255, 0.02);
  transform: perspective(1200px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
  transform-style: preserve-3d;
  transition: transform 0.2s ease-out;
}

.hero-visual-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11, 10, 14, 0.4), transparent 34%, transparent 74%, rgba(202, 73, 102, 0.08));
  pointer-events: none;
}

.hero-visual-shell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% center;
  transform: scale(1.025);
  animation: hero-breathe 12s ease-in-out infinite alternate;
}

.visual-label {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  color: rgba(255, 255, 255, 0.72);
  background: rgba(13, 12, 16, 0.48);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.16em;
}

.visual-label-top { top: 22px; right: 22px; }
.visual-label-bottom { right: 22px; bottom: 22px; }

.pulse-dot {
  width: 6px;
  height: 6px;
  background: var(--brand-rose);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(202, 73, 102, 0.55);
  animation: pulse 2.2s infinite;
}

.scroll-cue {
  position: absolute;
  z-index: 3;
  bottom: 34px;
  left: max(24px, calc((100vw - var(--container)) / 2));
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 9px;
  letter-spacing: 0.18em;
}

.scroll-cue i {
  position: relative;
  width: 38px;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.18);
}

.scroll-cue i::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 14px;
  height: 1px;
  background: var(--brand-rose);
  animation: scroll-line 2s ease-in-out infinite;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(280px, 4fr);
  align-items: end;
  gap: clamp(36px, 7vw, 100px);
  margin-bottom: clamp(52px, 6vw, 84px);
}

.section-heading h2,
.solution-copy h2,
.ecosystem-heading h2,
.about-intro h2,
.contact-copy h2 {
  margin-bottom: 0;
  font-size: clamp(36px, 4vw, 58px);
  font-weight: 620;
  letter-spacing: -0.045em;
  line-height: 1.22;
}

.section-heading > p,
.ecosystem-heading > p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.9;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.capability-card {
  position: relative;
  min-height: 340px;
  grid-column: span 5;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: 30px;
  background: var(--paper-soft);
  border: 1px solid rgba(18, 16, 21, 0.08);
  border-radius: var(--radius-md);
  transition: transform 0.35s ease, background-color 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.capability-card:nth-child(2),
.capability-card:nth-child(3) {
  grid-column: span 7;
}

.capability-featured {
  min-height: 410px;
  color: #fff;
  background:
    radial-gradient(circle at 88% 8%, rgba(255, 255, 255, 0.14), transparent 26%),
    linear-gradient(145deg, #4f2570, #b13f66 86%);
  border-color: transparent;
}

.capability-wide {
  grid-column: span 12;
  min-height: 280px;
  display: grid;
  grid-template-columns: auto 84px minmax(0, 1fr);
  align-items: end;
  gap: 34px;
}

.capability-card:hover {
  z-index: 2;
  background-color: #fff;
  border-color: rgba(95, 44, 130, 0.16);
  box-shadow: var(--shadow-card);
  transform: translateY(-8px);
}

.capability-featured:hover {
  background-color: transparent;
  border-color: transparent;
}

.card-index {
  align-self: flex-start;
  color: var(--ink-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.capability-featured .card-index,
.capability-featured .card-en {
  color: rgba(255, 255, 255, 0.55);
}

.card-icon {
  width: 66px;
  height: 66px;
  display: grid;
  place-items: center;
  margin: auto 0 28px;
  color: var(--brand-violet);
  background: #fff;
  border: 1px solid rgba(95, 44, 130, 0.12);
  border-radius: 18px;
  box-shadow: 0 12px 30px rgba(95, 44, 130, 0.1);
}

.capability-featured .card-icon {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

.card-icon svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.capability-card h3 {
  margin-bottom: 10px;
  font-size: 25px;
  font-weight: 620;
  letter-spacing: -0.02em;
}

.capability-card p {
  max-width: 560px;
  margin-bottom: 20px;
  color: var(--ink-soft);
}

.capability-featured p {
  color: rgba(255, 255, 255, 0.74);
}

.card-en {
  color: var(--ink-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.solution {
  overflow: hidden;
  background:
    radial-gradient(circle at 8% 60%, rgba(95, 44, 130, 0.18), transparent 32%),
    linear-gradient(180deg, #111014, #0c0b0e);
}

.solution-orbit {
  position: absolute;
  top: 4%;
  right: -240px;
  width: 620px;
  height: 620px;
  border: 1px solid rgba(255, 255, 255, 0.055);
  border-radius: 50%;
  box-shadow: 0 0 0 70px rgba(255, 255, 255, 0.015), 0 0 0 150px rgba(255, 255, 255, 0.01);
}

.section-kicker-light {
  color: #d785a6;
}

.solution-layout {
  display: grid;
  grid-template-columns: minmax(0, 4.5fr) minmax(0, 7.5fr);
  align-items: center;
  gap: clamp(46px, 7vw, 96px);
  margin-bottom: clamp(68px, 8vw, 112px);
}

.solution-copy > p:not(.section-kicker) {
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 17px;
  line-height: 1.95;
}

.solution-note {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line-dark);
}

.solution-note > span {
  color: var(--brand-rose);
  font-size: 18px;
}

.solution-note p {
  margin: 0;
  color: rgba(255, 255, 255, 0.52);
  font-size: 14px;
}

.solution-note strong {
  color: #fff;
  font-weight: 560;
}

.solution-figure,
.ecosystem-figure {
  position: relative;
  overflow: hidden;
  margin: 0;
  background: #0b0a0d;
  border-radius: var(--radius-lg);
}

.solution-figure {
  border: 1px solid var(--line-dark);
  box-shadow: 0 38px 90px rgba(0, 0, 0, 0.35);
}

.solution-figure img,
.ecosystem-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solution-figure img {
  aspect-ratio: 1.5;
}

.solution-figure::after,
.ecosystem-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow: inset 0 0 80px rgba(0, 0, 0, 0.18);
}

.solution-figure figcaption,
.ecosystem-figure figcaption {
  position: absolute;
  z-index: 2;
  right: 20px;
  bottom: 18px;
  left: 20px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.solution-flow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  list-style: none;
}

.solution-flow::before {
  content: "";
  position: absolute;
  top: 19px;
  right: 12.5%;
  left: 12.5%;
  height: 1px;
  background: linear-gradient(90deg, var(--brand-violet), var(--brand-rose));
  opacity: 0.65;
}

.solution-flow li {
  position: relative;
  padding: 0 28px;
  text-align: center;
}

.solution-flow li > span {
  position: relative;
  z-index: 2;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  margin: 0 auto 22px;
  color: #fff;
  background: #151218;
  border: 1px solid rgba(202, 73, 102, 0.55);
  border-radius: 50%;
  box-shadow: 0 0 24px rgba(202, 73, 102, 0.16);
  font-size: 10px;
  font-weight: 700;
}

.solution-flow h3 {
  margin-bottom: 8px;
  font-size: 20px;
  font-weight: 560;
}

.solution-flow p {
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  line-height: 1.75;
}

.delivery {
  overflow: hidden;
  background: var(--paper-soft);
}

.section-heading-centered {
  display: block;
  max-width: 820px;
  margin-inline: auto;
  text-align: center;
}

.section-heading-centered > p {
  max-width: 610px;
  margin: 22px auto 0;
}

.delivery-flow {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.delivery-flow li {
  position: relative;
  min-height: 205px;
  padding: 30px 20px;
  border-right: 1px solid var(--line);
  transition: background-color 0.3s ease;
}

.delivery-flow li:last-child {
  border-right: 0;
}

.delivery-flow li:hover {
  background: #fff;
}

.delivery-flow li::after {
  content: "→";
  position: absolute;
  z-index: 2;
  top: 34px;
  right: -10px;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  color: var(--brand-rose);
  background: var(--paper-soft);
  font-size: 12px;
}

.delivery-flow li:last-child::after {
  content: none;
}

.delivery-flow span {
  color: var(--brand-violet);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.delivery-flow h3 {
  margin: 52px 0 8px;
  font-size: 19px;
  font-weight: 620;
}

.delivery-flow p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 13px;
}

.ecosystem {
  background:
    radial-gradient(circle at 10% 28%, rgba(95, 44, 130, 0.08), transparent 26%),
    #fff;
}

.ecosystem-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: start;
  gap: clamp(48px, 7vw, 96px);
}

.ecosystem-figure {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  min-height: 640px;
  box-shadow: var(--shadow-card);
}

.ecosystem-figure img {
  position: absolute;
  inset: 0;
  object-position: center;
}

.ecosystem-figure figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ecosystem-figure figcaption span {
  width: 7px;
  height: 7px;
  background: var(--brand-rose);
  border-radius: 50%;
  box-shadow: 0 0 14px var(--brand-rose);
}

.ecosystem-heading {
  margin-bottom: 40px;
}

.ecosystem-heading h2 {
  margin-bottom: 24px;
}

.service-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.service-item {
  min-height: 172px;
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 18px;
  padding: 25px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.service-item:hover {
  z-index: 2;
  background: var(--paper-soft);
}

.service-item-wide {
  grid-column: span 2;
  min-height: 138px;
}

.service-item > span {
  color: var(--brand-rose);
  font-size: 10px;
  font-weight: 700;
}

.service-item h3 {
  margin-bottom: 8px;
  font-size: 18px;
  font-weight: 620;
  line-height: 1.45;
}

.service-item p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 13px;
  line-height: 1.7;
}

.about {
  overflow: hidden;
  background: var(--paper-warm);
}

.about::before {
  content: "G";
  position: absolute;
  top: 40px;
  right: -30px;
  color: rgba(95, 44, 130, 0.035);
  font-size: min(42vw, 600px);
  font-weight: 800;
  line-height: 0.8;
  pointer-events: none;
}

.about-brand {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: clamp(68px, 8vw, 108px);
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.about-brand img {
  width: clamp(140px, 15vw, 190px);
  height: auto;
}

.about-brand span {
  color: var(--ink-muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.about-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
  gap: clamp(50px, 9vw, 130px);
}

.about-copy {
  padding-top: 45px;
}

.about-copy p {
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 2;
}

.about-copy p + p {
  margin-top: 24px;
}

.about-copy strong {
  color: var(--ink);
  font-weight: 650;
}

.principles {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(64px, 8vw, 110px);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.principle {
  min-height: 180px;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 20px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.23);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.principle > span {
  color: var(--brand-violet);
  font-size: 10px;
  font-weight: 700;
}

.principle h3 {
  margin-bottom: 12px;
  font-size: 22px;
}

.principle p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.contact {
  position: relative;
  overflow: hidden;
  padding: clamp(100px, 10vw, 160px) 0;
  background:
    radial-gradient(circle at 76% 50%, rgba(202, 73, 102, 0.14), transparent 26%),
    #0d0c10;
}

.contact-grid {
  opacity: 0.16;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000, transparent);
  mask-image: linear-gradient(90deg, transparent, #000, transparent);
}

.contact-glow {
  position: absolute;
  top: 50%;
  right: 7%;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(202, 73, 102, 0.2), transparent 65%);
  border-radius: 50%;
  filter: blur(12px);
  transform: translateY(-50%);
}

.contact-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(340px, 5fr);
  align-items: center;
  gap: clamp(48px, 8vw, 110px);
}

.contact-copy h2 {
  max-width: 760px;
  font-size: clamp(42px, 5vw, 70px);
}

.contact-copy > p:last-child {
  max-width: 610px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 17px;
}

.contact-action {
  padding: 34px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.contact-action > span {
  display: block;
  margin-bottom: 10px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 12px;
}

.contact-action > a {
  display: inline-block;
  margin-bottom: 30px;
  color: #fff;
  font-size: clamp(25px, 2.5vw, 34px);
  font-weight: 600;
  letter-spacing: -0.03em;
  overflow-wrap: anywhere;
}

.contact-action > a:hover {
  color: #ec9ab4;
}

.contact-action .button {
  min-height: 48px;
  font-size: 14px;
}

.copy-status {
  min-height: 1.6em;
  margin: 14px 0 -10px;
  color: #e8a1b7;
  font-size: 12px;
}

.site-footer {
  color: rgba(255, 255, 255, 0.6);
  background: #09080b;
  border-top: 1px solid var(--line-dark);
}

.footer-main {
  min-height: 180px;
  display: grid;
  grid-template-columns: 180px minmax(220px, 1fr) auto;
  align-items: center;
  gap: 40px;
}

.footer-brand {
  width: 146px;
}

.footer-company {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-company strong {
  color: #fff;
  font-size: 15px;
  font-weight: 550;
}

.footer-company span {
  color: rgba(255, 255, 255, 0.35);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 26px;
  font-size: 13px;
}

.footer-nav a,
.footer-bottom a {
  transition: color 0.2s ease;
}

.footer-nav a:hover,
.footer-bottom a:hover {
  color: #fff;
}

.footer-bottom {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.34);
  font-size: 11px;
}

.footer-bottom p {
  margin: 0;
}

.back-to-top {
  position: fixed;
  z-index: 80;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: #fff;
  background: rgba(13, 12, 16, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  cursor: pointer;
  transition: opacity 0.25s ease, visibility 0.25s ease, transform 0.25s ease, background-color 0.25s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--brand-rose);
}

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1), transform 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes hero-breathe {
  from { transform: scale(1.025); }
  to { transform: scale(1.07); }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(202, 73, 102, 0.55); }
  70% { box-shadow: 0 0 0 9px rgba(202, 73, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(202, 73, 102, 0); }
}

@keyframes scroll-line {
  0% { transform: translateX(-16px); }
  100% { transform: translateX(42px); }
}

@media (max-width: 1100px) {
  :root { --header-height: 76px; }

  .menu-toggle { display: block; }

  .site-navigation {
    position: fixed;
    z-index: 1;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 36px;
    padding: 100px max(24px, 8vw) 48px;
    background:
      radial-gradient(circle at 82% 20%, rgba(202, 73, 102, 0.2), transparent 30%),
      #0d0c10;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.28s ease, visibility 0.28s ease, transform 0.28s ease;
  }

  .site-header.is-menu-open .site-navigation {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .nav-link {
    width: 100%;
    padding: 13px 0;
    font-size: clamp(24px, 5vw, 38px);
    font-weight: 550;
  }

  .nav-link::after { bottom: 8px; }

  .header-contact {
    align-self: flex-start;
    min-height: 50px;
    padding-inline: 24px;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 5.4fr) minmax(0, 5fr);
    gap: 28px;
  }

  .hero h1 { font-size: clamp(44px, 6.2vw, 66px); }
  .hero-visual-shell { aspect-ratio: 0.92; }

  .solution-layout { grid-template-columns: 1fr; }
  .solution-copy { max-width: 780px; }
  .solution-figure img { aspect-ratio: 1.7; }

  .ecosystem-layout { grid-template-columns: minmax(0, 4.6fr) minmax(0, 6fr); gap: 42px; }
  .ecosystem-figure { min-height: 570px; }

  .delivery-flow { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .delivery-flow li:nth-child(3) { border-right: 0; }
  .delivery-flow li:nth-child(3)::after { content: none; }
  .delivery-flow li:nth-child(-n + 3) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 820px) {
  .container { width: min(calc(100% - 36px), var(--container)); }
  .section { padding-block: 88px; }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 72px);
    padding-bottom: 92px;
  }

  .hero-inner { grid-template-columns: 1fr; }
  .hero-copy { position: relative; z-index: 2; }
  .hero h1 { max-width: 650px; font-size: clamp(44px, 10vw, 68px); }
  .hero-lead { max-width: 660px; }
  .hero-visual-wrap { width: min(100%, 690px); margin: 20px auto 0; }
  .hero-visual-shell { aspect-ratio: 1.25; }
  .scroll-cue { display: none; }

  .section-heading { grid-template-columns: 1fr; align-items: start; gap: 24px; }
  .section-heading > p { max-width: 620px; }

  .capability-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .capability-card,
  .capability-card:nth-child(2),
  .capability-card:nth-child(3) { grid-column: span 1; min-height: 330px; }
  .capability-featured { min-height: 380px; }
  .capability-wide { grid-column: span 2; min-height: 270px; }

  .solution-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 44px 0; }
  .solution-flow::before { display: none; }

  .ecosystem-layout { grid-template-columns: 1fr; }
  .ecosystem-figure { position: relative; top: auto; min-height: 0; aspect-ratio: 1.45; }

  .about-layout { grid-template-columns: 1fr; gap: 18px; }
  .about-copy { max-width: 720px; padding-top: 0; }

  .contact-inner { grid-template-columns: 1fr; }
  .contact-action { max-width: 560px; }

  .footer-main { grid-template-columns: 160px 1fr; padding-block: 40px; }
  .footer-nav { grid-column: 1 / -1; justify-content: flex-start; }
}

@media (max-width: 600px) {
  :root { --header-height: 68px; }
  .container { width: min(calc(100% - 30px), var(--container)); }
  .section { padding-block: 76px; }
  .brand { width: 132px; }
  .menu-toggle { width: 42px; height: 42px; }
  .menu-toggle span { left: 12px; }

  .hero { padding-top: calc(var(--header-height) + 64px); padding-bottom: 72px; }
  .eyebrow { align-items: flex-start; margin-bottom: 20px; font-size: 9px; letter-spacing: 0.13em; }
  .eyebrow span { margin-top: 7px; }
  .hero h1 { margin-bottom: 22px; font-size: clamp(38px, 10.5vw, 48px); line-height: 1.14; }
  .hero-lead { font-size: 16px; line-height: 1.8; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .hero-capabilities { margin-top: 30px; gap: 8px 18px; }
  .hero-visual-wrap { margin-top: 6px; }
  .hero-visual-shell { aspect-ratio: 1; border-radius: 24px; }
  .visual-label-top { top: 14px; right: 14px; }
  .visual-label-bottom { right: 14px; bottom: 14px; left: 14px; justify-content: center; }

  .section-kicker { margin-bottom: 18px; font-size: 10px; }
  .section-heading h2,
  .solution-copy h2,
  .ecosystem-heading h2,
  .about-intro h2,
  .contact-copy h2 { font-size: clamp(32px, 9.5vw, 43px); }

  .capability-grid { grid-template-columns: 1fr; }
  .capability-card,
  .capability-card:nth-child(2),
  .capability-card:nth-child(3),
  .capability-wide { grid-column: auto; min-height: 315px; display: flex; padding: 24px; }
  .capability-featured { min-height: 370px; }
  .card-icon { width: 58px; height: 58px; }
  .capability-card h3 { font-size: 22px; }

  .solution-layout { gap: 42px; margin-bottom: 62px; }
  .solution-copy > p:not(.section-kicker) { font-size: 16px; }
  .solution-figure { border-radius: 22px; }
  .solution-figure img { aspect-ratio: 1.18; }
  .solution-flow { grid-template-columns: 1fr; gap: 0; }
  .solution-flow li { display: grid; grid-template-columns: 44px 1fr; column-gap: 18px; padding: 20px 0; text-align: left; border-bottom: 1px solid var(--line-dark); }
  .solution-flow li > span { grid-row: 1 / 3; margin: 0; }
  .solution-flow h3 { margin: 0 0 4px; }

  .delivery-flow { grid-template-columns: 1fr; border-bottom: 0; }
  .delivery-flow li { min-height: 140px; padding: 24px 22px; border-right: 0; border-bottom: 1px solid var(--line); }
  .delivery-flow li:nth-child(-n + 3) { border-bottom: 1px solid var(--line); }
  .delivery-flow li::after { content: none; }
  .delivery-flow h3 { margin: 26px 0 4px; }

  .ecosystem-figure { aspect-ratio: 1; border-radius: 22px; }
  .service-list { grid-template-columns: 1fr; }
  .service-item,
  .service-item-wide { grid-column: auto; min-height: 140px; padding: 22px 18px; }

  .about-brand { margin-bottom: 60px; }
  .about-brand img { width: 128px; }
  .about-brand span { font-size: 8px; }
  .about-copy p { font-size: 16px; }
  .principles { grid-template-columns: 1fr; margin-top: 58px; }
  .principle { min-height: 150px; padding: 24px; }

  .contact { padding-block: 84px; }
  .contact-copy h2 { font-size: clamp(38px, 11vw, 50px); }
  .contact-action { padding: 24px 20px; }
  .contact-action > a { font-size: clamp(22px, 7vw, 30px); }
  .contact-buttons { flex-direction: column; align-items: stretch; }
  .contact-buttons .button { width: 100%; }

  .footer-main { grid-template-columns: 1fr; gap: 24px; }
  .footer-nav { grid-column: auto; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-bottom { min-height: 100px; flex-direction: column; align-items: flex-start; justify-content: center; gap: 6px; }
  .back-to-top { right: 16px; bottom: 16px; width: 44px; height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}