:root {
  --ink: #ffffff;
  --muted: rgba(255, 255, 255, 0.72);
  --soft: rgba(255, 255, 255, 0.14);
  --line: rgba(255, 255, 255, 0.24);
  --hairline: rgba(255, 255, 255, 0.12);
  --panel: rgba(8, 12, 19, 0.72);
  --panel-strong: rgba(9, 13, 20, 0.84);
  --gold: #f4b15d;
  --gold-soft: rgba(244, 177, 93, 0.16);
  --blue: #78b6ff;
  --black: #02050b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--black);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
  overflow-x: hidden;
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
}

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

button {
  color: inherit;
  font: inherit;
}

::selection {
  color: #05070c;
  background: rgba(244, 177, 93, 0.86);
}

a:focus-visible,
button:focus-visible {
  outline: 1px solid rgba(244, 177, 93, 0.78);
  outline-offset: 4px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 72px;
  padding: 0 clamp(22px, 6vw, 86px);
  background:
    linear-gradient(180deg, rgba(3, 6, 12, 0.76), rgba(3, 6, 12, 0.18) 74%, transparent);
  transition: color 240ms ease, background 240ms ease, border-color 240ms ease, backdrop-filter 240ms ease;
}

.site-header.is-light {
  color: #fff;
  background:
    linear-gradient(180deg, rgba(5, 8, 14, 0.86), rgba(5, 8, 14, 0.58));
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.site-header.is-light .brand-mark {
  border-color: rgba(244, 177, 93, 0.34);
}

.site-header.is-light .brand-text,
.site-header.is-light .nav-links {
  color: rgba(255, 255, 255, 0.78);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 32px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  font-size: 14px;
  font-weight: 700;
}

.brand-text {
  overflow: hidden;
  max-width: 220px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 14px;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3.3vw, 40px);
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.nav-links a {
  position: relative;
  padding: 8px 0;
}

.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: currentColor;
  content: "";
  opacity: 0;
  transform: scaleX(0.35);
  transition: opacity 240ms ease, transform 240ms ease;
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after,
.nav-links a.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-links a.is-active {
  color: rgba(244, 177, 93, 0.96);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 100svh;
  background: #02050b;
  isolation: isolate;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1100ms cubic-bezier(0.22, 1, 0.36, 1);
}

.hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  filter: saturate(1.02) contrast(1.04);
}

.hero-slide.is-active .hero-image {
  animation: imageDrift 8s ease-in-out both;
}

.hero-slide[data-slide="1"].is-active .hero-image {
  animation-name: imageDriftCity;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 72% 50%, rgba(255, 180, 92, 0.12), rgba(255, 180, 92, 0) 34%),
    linear-gradient(90deg, rgba(0, 0, 0, 0.78) 0%, rgba(0, 0, 0, 0.44) 38%, rgba(0, 0, 0, 0.18) 72%, rgba(0, 0, 0, 0.28) 100%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.08) 50%, rgba(0, 0, 0, 0.62) 100%);
}

.hero-copy {
  position: absolute;
  top: 50%;
  left: clamp(24px, 8vw, 118px);
  z-index: 2;
  width: min(780px, calc(100% - 48px));
  transform: translateY(-44%);
}

.eyebrow {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: clamp(12px, 1.15vw, 16px);
  line-height: 1.5;
}

.hero-copy h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(36px, 5.8vw, 86px);
  font-weight: 600;
  line-height: 1.12;
}

.hero-slide[data-slide="1"] .hero-copy h1 {
  font-size: clamp(32px, 4.8vw, 72px);
}

.hero-note {
  max-width: 560px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(14px, 1.35vw, 18px);
  line-height: 1.8;
}

.hero-slide.is-active .eyebrow,
.hero-slide.is-active h1,
.hero-slide.is-active .hero-note {
  animation: copyRise 900ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-slide.is-active h1 {
  animation-delay: 110ms;
}

.hero-slide.is-active .hero-note {
  animation-delay: 210ms;
}

.hero-controls {
  position: absolute;
  right: clamp(24px, 6vw, 86px);
  bottom: clamp(34px, 7vw, 76px);
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 13px;
}

.control {
  display: grid;
  place-items: center;
  width: 52px;
  height: 24px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.control span {
  display: block;
  width: 34px;
  height: 2px;
  background: rgba(255, 255, 255, 0.38);
  transition: width 240ms ease, background 240ms ease;
}

.control.is-active span {
  width: 52px;
  background: linear-gradient(90deg, var(--gold), var(--blue));
}

.arrow {
  position: absolute;
  top: 50%;
  z-index: 5;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.18);
  cursor: pointer;
  transform: translateY(-50%);
  transition: background 200ms ease, border-color 200ms ease;
}

.arrow:hover,
.arrow:focus-visible {
  border-color: rgba(255, 255, 255, 0.56);
  background: rgba(255, 255, 255, 0.12);
}

.arrow span {
  width: 12px;
  height: 12px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
}

.arrow-prev {
  left: clamp(18px, 3vw, 44px);
}

.arrow-prev span {
  transform: rotate(-135deg) translate(-1px, -1px);
}

.arrow-next {
  right: clamp(18px, 3vw, 44px);
}

.arrow-next span {
  transform: rotate(45deg) translate(-1px, 1px);
}

.scroll-cue {
  position: absolute;
  bottom: clamp(28px, 6vw, 60px);
  left: clamp(24px, 8vw, 118px);
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  text-transform: uppercase;
}

.scroll-cue i {
  display: block;
  width: 1px;
  height: 44px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.2);
}

.scroll-cue i::after {
  display: block;
  width: 1px;
  height: 18px;
  background: #fff;
  content: "";
  animation: scrollLine 1.6s ease-in-out infinite;
}

.preview-band {
  display: grid;
  min-height: 28svh;
  padding: 56px clamp(24px, 8vw, 118px);
  background: #080b12;
  place-items: center start;
}

.preview-band-alt {
  background: #101014;
}

.preview-band p {
  max-width: 760px;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(17px, 2.2vw, 28px);
  line-height: 1.7;
}

.clients-section {
  position: relative;
  overflow: hidden;
  min-height: 100svh;
  padding: clamp(70px, 5.6vw, 88px) clamp(24px, 6vw, 86px);
  color: #fff;
  background:
    radial-gradient(circle at 78% 24%, rgba(196, 124, 83, 0.2), transparent 28%),
    radial-gradient(circle at 18% 78%, rgba(69, 105, 114, 0.18), transparent 26%),
    linear-gradient(135deg, #080b10 0%, #11141b 48%, #08090d 100%);
}

.clients-section,
.process-section,
.contact-section,
.about-system {
  border-top: 1px solid rgba(255, 255, 255, 0.055);
}

.clients-section::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 88px 88px;
  content: "";
  opacity: 0.52;
  mask-image: radial-gradient(circle at 50% 48%, #000 0, transparent 72%);
  pointer-events: none;
}

.clients-orbit {
  position: absolute;
  top: 14%;
  right: 8%;
  width: min(40vw, 560px);
  aspect-ratio: 1;
  border: 1px solid rgba(244, 177, 93, 0.18);
  border-radius: 50%;
  opacity: 0.6;
  pointer-events: none;
}

.clients-orbit::before,
.clients-orbit::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  content: "";
}

.clients-orbit::before {
  inset: 16%;
}

.clients-orbit::after {
  inset: 34%;
  background: radial-gradient(circle, rgba(244, 177, 93, 0.12), transparent 58%);
}

.clients-copy,
.client-stats,
.industry-grid {
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(26px);
}

.clients-copy {
  display: block;
  max-width: 1180px;
}

.clients-copy .section-kicker {
  grid-column: 1 / -1;
  margin: 0;
  color: rgba(244, 177, 93, 0.82);
  letter-spacing: 0.16em;
}

.clients-copy h2 {
  margin: 0;
  max-width: 860px;
  font-size: clamp(30px, 4.2vw, 58px);
  font-weight: 820;
  line-height: 1.12;
}

.client-proof-title {
  display: grid;
  gap: 12px;
}

.proof-line {
  display: flex;
  align-items: baseline;
  gap: 0;
  white-space: nowrap;
}

.proof-line strong {
  display: inline-block;
  min-width: 0;
  font: inherit;
  color: #fff;
}

.proof-line em {
  color: #fff;
  font-style: normal;
}

.proof-line b {
  display: inline-block;
  margin-left: 0.08em;
  color: rgba(255, 255, 255, 0.9);
  font: inherit;
  opacity: 0;
  transform: translateY(16px);
}

.clients-section.is-visible .proof-line b {
  animation: proofLabelIn 580ms cubic-bezier(0.22, 1, 0.36, 1) 920ms forwards;
}

.clients-section.is-visible .proof-line:nth-child(2) b {
  animation-delay: 1080ms;
}

.client-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 980px;
  margin-top: clamp(36px, 4vw, 58px);
}

.client-stats article {
  min-height: 156px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(9, 13, 20, 0.62);
  box-shadow:
    0 24px 68px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.client-stats strong {
  display: block;
  color: #fff;
  font-size: clamp(48px, 5.5vw, 78px);
  font-weight: 820;
  line-height: 1;
}

.client-stats span {
  display: block;
  margin-top: 18px;
  color: rgba(244, 177, 93, 0.82);
  font-size: 15px;
  font-weight: 760;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: clamp(34px, 4.2vw, 58px);
}

.industry-card {
  position: relative;
  overflow: hidden;
  min-height: clamp(210px, 18vw, 280px);
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #0a0e15;
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  opacity: 0;
  transform: translateY(28px);
  transition: transform 420ms cubic-bezier(0.22, 1, 0.36, 1), border-color 360ms ease, box-shadow 360ms ease;
}

.industry-card img,
.industry-shade {
  position: absolute;
  inset: 0;
}

.industry-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) brightness(0.76);
  transform: scale(1.03);
  transition: transform 620ms cubic-bezier(0.22, 1, 0.36, 1), filter 520ms ease;
}

.industry-shade {
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.74)),
    linear-gradient(90deg, rgba(0, 0, 0, 0.56), rgba(0, 0, 0, 0.1));
}

.industry-card::after {
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: 40px;
  height: 40px;
  border-right: 1px solid rgba(244, 177, 93, 0.56);
  border-bottom: 1px solid rgba(244, 177, 93, 0.56);
  content: "";
  opacity: 0;
  transform: translate(-8px, -8px);
  transition: opacity 280ms ease, transform 280ms ease;
}

.industry-card span,
.industry-card h3,
.industry-card p {
  position: relative;
  z-index: 1;
}

.industry-card span {
  color: rgba(244, 177, 93, 0.82);
  font-size: 13px;
  font-weight: 800;
}

.industry-card h3 {
  margin: 22px 0 0;
  font-size: clamp(24px, 2vw, 34px);
  font-weight: 800;
  line-height: 1.12;
}

.industry-card p {
  max-width: 320px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.75;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 300ms ease, transform 300ms ease;
}

.industry-card:hover,
.industry-card.is-active {
  border-color: rgba(244, 177, 93, 0.48);
  transform: translateY(-8px);
  box-shadow:
    0 32px 82px rgba(0, 0, 0, 0.36),
    0 0 0 1px rgba(244, 177, 93, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.industry-card:hover img,
.industry-card.is-active img {
  filter: saturate(1.04) brightness(0.9);
  transform: scale(1.1);
}

.industry-card:hover::after,
.industry-card.is-active::after {
  opacity: 1;
  transform: translate(0, 0);
}

.industry-card:hover p,
.industry-card.is-active p {
  opacity: 1;
  transform: translateY(0);
}

.clients-section.is-visible .clients-copy,
.clients-section.is-visible .client-stats,
.clients-section.is-visible .industry-grid {
  animation: aboutRise 760ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.clients-section.is-visible .client-stats {
  animation-delay: 120ms;
}

.clients-section.is-visible .industry-grid {
  animation-delay: 220ms;
}

.clients-section.is-visible .industry-card {
  animation: serviceRise 720ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.clients-section.is-visible .industry-card:nth-child(2) {
  animation-delay: 80ms;
}

.clients-section.is-visible .industry-card:nth-child(3) {
  animation-delay: 160ms;
}

.clients-section.is-visible .industry-card:nth-child(4) {
  animation-delay: 240ms;
}

.clients-section.is-visible .industry-card:nth-child(5) {
  animation-delay: 320ms;
}

.clients-section.is-visible .industry-card:nth-child(6) {
  animation-delay: 400ms;
}

.process-section {
  position: relative;
  overflow: hidden;
  min-height: 100svh;
  padding: clamp(72px, 6vw, 96px) clamp(24px, 6vw, 86px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(5, 8, 14, 0.92) 0%, rgba(5, 8, 14, 0.7) 46%, rgba(5, 8, 14, 0.46) 100%),
    linear-gradient(180deg, rgba(5, 8, 14, 0.46), rgba(5, 8, 14, 0.86)),
    url("./assets/final-sections-bg.png") center / cover no-repeat,
    #070a10;
}

.process-section::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.036) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.036) 1px, transparent 1px);
  background-size: 88px 88px;
  content: "";
  opacity: 0.48;
  pointer-events: none;
}

.process-head,
.process-workbench {
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(28px);
}

.process-head {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(340px, 0.72fr);
  gap: clamp(30px, 5vw, 76px);
  align-items: end;
}

.process-head .section-kicker {
  grid-column: 1 / -1;
  margin: 0;
  color: rgba(244, 177, 93, 0.82);
  letter-spacing: 0.16em;
}

.process-head h2 {
  margin: 0;
  max-width: none;
  font-size: clamp(30px, 3.2vw, 44px);
  font-weight: 820;
  line-height: 1.16;
  white-space: nowrap;
}

.process-workbench {
  display: grid;
  grid-template-columns: minmax(520px, 1fr) minmax(340px, 0.58fr);
  gap: 18px;
  margin-top: clamp(38px, 4.2vw, 64px);
}

.process-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02)),
    rgba(8, 12, 19, 0.66);
  box-shadow:
    0 28px 80px rgba(0, 0, 0, 0.32),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.process-steps::before {
  position: absolute;
  top: 50%;
  right: 34px;
  left: 34px;
  height: 1px;
  background: linear-gradient(90deg, rgba(244, 177, 93, 0.18), rgba(244, 177, 93, 0.6), rgba(244, 177, 93, 0.18));
  content: "";
  pointer-events: none;
}

.process-step {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: clamp(260px, 22vw, 340px);
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  text-align: left;
  cursor: pointer;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025)),
    rgba(8, 12, 19, 0.78);
  transition: transform 360ms cubic-bezier(0.22, 1, 0.36, 1), border-color 320ms ease, background 320ms ease;
}

.process-step:nth-child(1) {
  background:
    radial-gradient(circle at 20% 24%, rgba(244, 177, 93, 0.14), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025)),
    rgba(8, 12, 19, 0.78);
}

.process-step:nth-child(2) {
  background:
    linear-gradient(145deg, rgba(120, 182, 255, 0.12), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.024)),
    rgba(8, 12, 19, 0.78);
}

.process-step:nth-child(3) {
  background:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.035) 0 1px, transparent 1px 18px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025)),
    rgba(8, 12, 19, 0.78);
}

.process-step:nth-child(4) {
  background:
    radial-gradient(circle at 74% 26%, rgba(244, 177, 93, 0.16), transparent 30%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.024)),
    rgba(8, 12, 19, 0.78);
}

.process-step:nth-child(5) {
  background:
    linear-gradient(135deg, rgba(91, 151, 166, 0.16), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.025)),
    rgba(8, 12, 19, 0.78);
}

.process-step span {
  color: rgba(244, 177, 93, 0.84);
  font-size: 13px;
  font-weight: 800;
}

.process-step svg {
  align-self: center;
  width: 58px;
  height: 58px;
  margin: 32px 0;
  fill: none;
  stroke: rgba(255, 255, 255, 0.78);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
  transition: stroke 320ms ease, transform 360ms cubic-bezier(0.22, 1, 0.36, 1);
}

.process-step strong {
  align-self: end;
  font-size: clamp(20px, 1.7vw, 28px);
  font-weight: 820;
}

.process-step:hover,
.process-step.is-active {
  border-color: rgba(244, 177, 93, 0.5);
  background:
    linear-gradient(180deg, rgba(244, 177, 93, 0.16), rgba(255, 255, 255, 0.035)),
    rgba(12, 16, 24, 0.88);
  transform: translateY(-8px);
}

.process-step:hover svg,
.process-step.is-active svg {
  stroke: rgba(244, 177, 93, 0.95);
  transform: translateY(-4px);
}

.process-detail {
  min-height: clamp(260px, 22vw, 340px);
  padding: clamp(28px, 3.4vw, 46px);
  border: 1px solid rgba(244, 177, 93, 0.24);
  background:
    radial-gradient(circle at 82% 22%, rgba(244, 177, 93, 0.14), transparent 30%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.025)),
    rgba(8, 12, 19, 0.78);
  box-shadow:
    0 28px 82px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.process-detail-index {
  color: rgba(244, 177, 93, 0.9);
  font-size: 14px;
  font-weight: 840;
}

.process-detail h3 {
  margin: 28px 0 0;
  font-size: clamp(36px, 4.4vw, 68px);
  font-weight: 840;
  line-height: 1.05;
}

.process-detail p {
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: clamp(16px, 1.4vw, 20px);
  font-weight: 520;
  line-height: 1.9;
}

.process-mini-visual {
  margin-top: clamp(28px, 3vw, 42px);
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(circle at 18% 18%, rgba(244, 177, 93, 0.12), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(255, 255, 255, 0.03);
}

.mini-scene {
  display: none;
  min-height: 194px;
}

.process-mini-visual[data-visual="0"] .scene-diagnosis,
.process-mini-visual[data-visual="1"] .scene-strategy,
.process-mini-visual[data-visual="2"] .scene-content,
.process-mini-visual[data-visual="3"] .scene-execution,
.process-mini-visual[data-visual="4"] .scene-review {
  display: grid;
}

.mini-scene svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.mini-scene path {
  fill: none;
  stroke: rgba(244, 177, 93, 0.72);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.mini-scene circle {
  fill: #f4b15d;
  filter: drop-shadow(0 0 8px rgba(244, 177, 93, 0.45));
}

.mini-scene b {
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-weight: 760;
}

.mini-scene {
  grid-template-rows: 1fr auto;
  gap: 12px;
}

.scene-diagnosis div,
.scene-strategy div,
.scene-content div,
.scene-execution div,
.scene-review div {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.mini-scene svg {
  height: 160px;
}

.mini-scene rect {
  fill: rgba(255, 255, 255, 0.035);
  stroke: rgba(255, 255, 255, 0.16);
}

.mini-scene path {
  stroke-width: 1.8;
}

.mini-scene div b {
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
}

.process-detail.is-changing .process-detail-index,
.process-detail.is-changing h3,
.process-detail.is-changing p,
.process-detail.is-changing .process-mini-visual {
  animation: activeServiceIn 520ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.process-detail.is-changing h3 {
  animation-delay: 60ms;
}

.process-detail.is-changing p {
  animation-delay: 120ms;
}

.process-detail.is-changing .process-mini-visual {
  animation-delay: 190ms;
}

.process-section.is-visible .process-head,
.process-section.is-visible .process-workbench {
  animation: aboutRise 780ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.process-section.is-visible .process-workbench {
  animation-delay: 160ms;
}

.contact-section {
  position: relative;
  overflow: hidden;
  min-height: 100svh;
  padding: clamp(76px, 6vw, 104px) clamp(24px, 6vw, 86px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(5, 8, 14, 0.9) 0%, rgba(5, 8, 14, 0.74) 50%, rgba(5, 8, 14, 0.42) 100%),
    linear-gradient(180deg, rgba(5, 8, 14, 0.58), rgba(5, 8, 14, 0.92)),
    url("./assets/final-sections-bg.png") center / cover no-repeat,
    #070a10;
}

.contact-section::before {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 96px 96px;
  content: "";
  opacity: 0.42;
  pointer-events: none;
}

.contact-section::after {
  position: absolute;
  right: -12vw;
  bottom: -26vw;
  width: 62vw;
  aspect-ratio: 1;
  border: 1px solid rgba(244, 177, 93, 0.15);
  border-radius: 50%;
  box-shadow: inset 0 0 80px rgba(244, 177, 93, 0.04);
  content: "";
  pointer-events: none;
}

.contact-copy,
.contact-grid {
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(28px);
}

.contact-copy {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 0.78fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: end;
}

.contact-copy .section-kicker {
  grid-column: 1 / -1;
  margin: 0;
  color: rgba(244, 177, 93, 0.84);
  letter-spacing: 0.18em;
}

.contact-copy h2 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(34px, 4vw, 58px);
  font-weight: 840;
  line-height: 1.12;
}

.contact-copy > p:last-child {
  margin: 0;
  max-width: 560px;
  color: rgba(255, 255, 255, 0.7);
  font-size: clamp(14px, 1.05vw, 17px);
  font-weight: 520;
  line-height: 1.9;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.42fr);
  gap: 16px;
  margin-top: clamp(42px, 5vw, 72px);
}

.contact-panel,
.consult-types article {
  border: 1px solid rgba(255, 255, 255, 0.13);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.025)),
    rgba(8, 12, 19, 0.72);
  box-shadow:
    0 28px 80px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.contact-panel {
  min-height: 360px;
  padding: clamp(24px, 3vw, 38px);
}

.contact-panel > span {
  color: rgba(244, 177, 93, 0.86);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: 0.18em;
}

.contact-panel h3 {
  margin: 22px 0 0;
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 840;
  line-height: 1.05;
}

.contact-methods {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: clamp(34px, 4vw, 58px);
}

.contact-methods article {
  position: relative;
  overflow: hidden;
  min-height: 154px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 260ms ease, background 260ms ease, transform 260ms ease;
}

.contact-methods article::after {
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: 30px;
  height: 30px;
  border-right: 1px solid rgba(244, 177, 93, 0.52);
  border-bottom: 1px solid rgba(244, 177, 93, 0.52);
  content: "";
  opacity: 0.42;
}

.contact-methods article:hover {
  border-color: rgba(244, 177, 93, 0.36);
  background: rgba(244, 177, 93, 0.055);
  transform: translateY(-3px);
}

.contact-methods b,
.contact-methods strong {
  display: block;
}

.contact-method-head {
  display: flex;
  align-items: center;
  gap: 14px;
  transition: transform 260ms ease;
}

.contact-methods article:hover .contact-method-head,
.contact-methods article:focus-within .contact-method-head {
  transform: translateY(-7px);
}

.contact-method-icon {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  color: rgba(244, 177, 93, 0.72);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
  filter: drop-shadow(0 0 8px rgba(244, 177, 93, 0.12));
  transition: color 260ms ease, filter 260ms ease, transform 260ms ease;
}

.contact-methods article:hover .contact-method-icon,
.contact-methods article:focus-visible .contact-method-icon,
.contact-methods article:focus-within .contact-method-icon {
  color: var(--gold);
  filter: drop-shadow(0 0 10px rgba(244, 177, 93, 0.32));
  transform: translateY(-2px);
}

.contact-methods b {
  color: rgba(255, 255, 255, 0.62);
  font-size: clamp(18px, 1.45vw, 24px);
  font-weight: 820;
  line-height: 1.1;
}

.contact-methods strong {
  position: absolute;
  right: 20px;
  bottom: 20px;
  left: 20px;
  margin-top: 0;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(13px, 0.96vw, 15px);
  font-weight: 720;
  line-height: 1.65;
  opacity: 0;
  overflow-wrap: anywhere;
  transform: translateY(12px);
  transition: opacity 260ms ease, transform 260ms ease;
}

.contact-methods article:hover strong,
.contact-methods article:focus-within strong {
  opacity: 1;
  transform: translateY(0);
}

.contact-methods .contact-address {
  right: 22px;
  left: 22px;
  font-size: clamp(12px, 0.82vw, 13px);
  font-weight: 650;
  line-height: 1.72;
}

.contact-methods a {
  transition: color 220ms ease;
}

.contact-methods article:hover a,
.contact-methods a:focus-visible {
  color: var(--gold);
}

.consult-types {
  display: grid;
  gap: 12px;
}

.consult-types article {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 128px;
  padding: 24px;
}

.consult-types span {
  color: rgba(244, 177, 93, 0.9);
  font-size: 13px;
  font-weight: 840;
}

.consult-types h3 {
  margin: 0;
  font-size: clamp(24px, 2vw, 34px);
  font-weight: 820;
}

.contact-section.is-visible .contact-copy,
.contact-section.is-visible .contact-grid {
  animation: aboutRise 780ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.contact-section.is-visible .contact-grid {
  animation-delay: 150ms;
}

.services-section {
  position: relative;
  overflow: hidden;
  min-height: max(100svh, 760px);
  padding: clamp(66px, 5.8vw, 86px) clamp(24px, 6vw, 86px) clamp(150px, 16vw, 190px);
  color: #fff;
  background:
    radial-gradient(circle at 14% 18%, rgba(244, 177, 93, 0.12), transparent 24%),
    linear-gradient(135deg, #070a10 0%, #111319 46%, #08090d 100%);
}

.services-bg,
.services-bg img,
.services-tech-layer {
  position: absolute;
  inset: 0;
}

.services-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  filter: blur(8px) saturate(0.98) brightness(0.58);
  transform: scale(1.08);
  transition: opacity 720ms ease, filter 720ms ease, transform 1100ms cubic-bezier(0.22, 1, 0.36, 1);
}

.services-bg img.is-active {
  opacity: 0.94;
  filter: blur(0) saturate(1.04) brightness(0.72);
  transform: scale(1.02);
}

.services-bg::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 8, 14, 0.88) 0%, rgba(6, 9, 15, 0.56) 42%, rgba(6, 9, 15, 0.16) 100%),
    linear-gradient(180deg, rgba(5, 8, 14, 0.08), rgba(5, 8, 14, 0.78)),
    radial-gradient(circle at 76% 28%, rgba(244, 177, 93, 0.1), transparent 27%),
    radial-gradient(circle at 28% 76%, rgba(93, 151, 166, 0.12), transparent 28%);
  content: "";
}

.services-section::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.042) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.042) 1px, transparent 1px),
    linear-gradient(rgba(244, 177, 93, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 177, 93, 0.05) 1px, transparent 1px);
  background-size: 92px 92px, 92px 92px, 23px 23px, 23px 23px;
  content: "";
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.65), transparent 82%);
  pointer-events: none;
}

.services-section::after {
  display: none;
  content: none;
}

.services-section.is-visible::after {
  animation: none;
}

.services-tech-layer {
  display: none;
}

.services-head {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(360px, 1fr);
  gap: clamp(24px, 4vw, 58px);
  align-items: end;
  max-width: 1180px;
  margin-bottom: clamp(34px, 4vw, 60px);
}

.services-head .section-kicker {
  grid-column: 1 / -1;
  margin: 0;
  color: rgba(244, 177, 93, 0.8);
  letter-spacing: 0.16em;
}

.services-head h2 {
  margin: 0;
  text-shadow: 0 0 34px rgba(244, 177, 93, 0.16);
  font-size: clamp(34px, 4.8vw, 64px);
  font-weight: 760;
  line-height: 1.05;
}

.reveal-title span {
  display: inline-block;
  opacity: 0;
  transform: translateY(22px);
}

.services-section.is-visible .reveal-title span {
  animation: letterRise 620ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(var(--i) * 62ms);
}

.services-head > p:not(.section-kicker) {
  max-width: 520px;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: clamp(13px, 1vw, 16px);
  line-height: 1.8;
}

.service-active-copy {
  position: relative;
  z-index: 2;
  width: min(680px, 58vw);
  min-height: 280px;
  padding-left: clamp(18px, 2.2vw, 34px);
  border-left: 1px solid rgba(244, 177, 93, 0.52);
}

.active-service-number {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: rgba(244, 177, 93, 0.9);
  font-size: 15px;
  font-weight: 800;
}

.active-service-number::after {
  width: 78px;
  height: 1px;
  background: linear-gradient(90deg, rgba(244, 177, 93, 0.72), transparent);
  content: "";
}

.active-service-title {
  margin: clamp(18px, 2vw, 26px) 0 0;
  text-shadow: 0 26px 74px rgba(0, 0, 0, 0.42);
  font-size: clamp(58px, 8vw, 126px);
  font-weight: 820;
  line-height: 0.98;
}

.active-service-desc {
  max-width: 620px;
  margin: clamp(20px, 2.4vw, 30px) 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(17px, 1.55vw, 22px);
  font-weight: 520;
  line-height: 1.8;
}

.service-active-copy.is-changing .active-service-number,
.service-active-copy.is-changing .active-service-title,
.service-active-copy.is-changing .active-service-desc {
  animation: activeServiceIn 560ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.service-active-copy.is-changing .active-service-title {
  animation-delay: 70ms;
}

.service-active-copy.is-changing .active-service-desc {
  animation-delay: 140ms;
}

.service-grid {
  position: absolute;
  z-index: 2;
  right: clamp(18px, 4vw, 70px);
  bottom: clamp(24px, 4vw, 56px);
  left: clamp(18px, 4vw, 70px);
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.service-card {
  position: relative;
  overflow: hidden;
  min-height: clamp(98px, 9vw, 132px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  background: rgba(17, 24, 35, 0.58);
  backdrop-filter: blur(18px);
  box-shadow:
    0 16px 38px rgba(0, 0, 0, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  opacity: 0;
  transform: translateY(30px);
}

.service-card::before,
.service-card::after {
  position: absolute;
  z-index: 3;
  width: 28px;
  height: 28px;
  content: "";
  opacity: 0;
  transition: opacity 280ms ease, transform 280ms ease;
}

.service-card::before {
  top: 14px;
  left: 14px;
  border-top: 1px solid rgba(244, 177, 93, 0.78);
  border-left: 1px solid rgba(244, 177, 93, 0.78);
  transform: translate(6px, 6px);
}

.service-card::after {
  right: 14px;
  bottom: 14px;
  border-right: 1px solid rgba(244, 177, 93, 0.78);
  border-bottom: 1px solid rgba(244, 177, 93, 0.78);
  transform: translate(-6px, -6px);
}

.services-section.is-visible .service-card {
  animation: serviceRise 760ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.services-section.is-visible .service-card:nth-child(2) {
  animation-delay: 80ms;
}

.services-section.is-visible .service-card:nth-child(3) {
  animation-delay: 160ms;
}

.services-section.is-visible .service-card:nth-child(4) {
  animation-delay: 240ms;
}

.services-section.is-visible .service-card:nth-child(5) {
  animation-delay: 320ms;
}

.services-section.is-visible .service-card:nth-child(6) {
  animation-delay: 400ms;
}

.service-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(0.84) contrast(1.02);
  transform: scale(1.05);
  transition: opacity 520ms ease, transform 620ms cubic-bezier(0.22, 1, 0.36, 1), filter 620ms ease;
}

.service-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.1), transparent 20%, transparent 64%, rgba(244, 177, 93, 0.12)),
    linear-gradient(180deg, rgba(0, 0, 0, 0.18), rgba(0, 0, 0, 0.72)),
    linear-gradient(90deg, rgba(0, 0, 0, 0.58), rgba(0, 0, 0, 0.18));
}

.service-overlay::after {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 8px);
  content: "";
  opacity: 0;
  transform: translateY(-12px);
  transition: opacity 280ms ease, transform 420ms ease;
  mix-blend-mode: screen;
}

.service-content {
  position: absolute;
  z-index: 4;
  right: 18px;
  bottom: 17px;
  left: 18px;
}

.service-content span {
  display: block;
  margin-bottom: 10px;
  color: rgba(244, 177, 93, 0.86);
  font-size: 12px;
  font-weight: 760;
}

.service-content h3 {
  margin: 0;
  font-size: clamp(18px, 1.52vw, 24px);
  font-weight: 760;
  line-height: 1.15;
}

.service-content p {
  display: none;
  max-width: 360px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  line-height: 1.65;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 280ms ease, transform 280ms ease;
}

.service-card.is-active img,
.service-card:hover img {
  opacity: 0.58;
  filter: saturate(1.03) contrast(1.08);
  transform: scale(1.1);
}

.service-card.is-active,
.service-card:hover {
  border-color: rgba(244, 177, 93, 0.42);
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.34),
    0 0 0 1px rgba(244, 177, 93, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.service-card.is-active::before,
.service-card.is-active::after,
.service-card:hover::before,
.service-card:hover::after {
  opacity: 1;
  transform: translate(0, 0);
}

.service-card.is-active .service-overlay::after,
.service-card:hover .service-overlay::after {
  opacity: 0.14;
  transform: translateY(0);
}

.service-card.is-active .service-content p,
.service-card:hover .service-content p {
  opacity: 1;
  transform: translateY(0);
}

.about-system {
  position: relative;
  overflow: hidden;
  min-height: 100svh;
  padding: clamp(30px, 3.4vw, 48px);
  color: #fff;
  background:
    radial-gradient(circle at 12% 20%, rgba(244, 177, 93, 0.16), transparent 28%),
    radial-gradient(circle at 76% 38%, rgba(81, 125, 139, 0.18), transparent 32%),
    linear-gradient(135deg, #070a10 0%, #11141b 48%, #08090d 100%);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

.about-system::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.036) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.036) 1px, transparent 1px);
  background-size: 92px 92px;
  content: "";
  opacity: 0.5;
  mask-image: radial-gradient(circle at 52% 48%, #000 0, transparent 72%);
  pointer-events: none;
}

.about-system::after {
  position: absolute;
  right: -10vw;
  bottom: -20vw;
  width: 58vw;
  aspect-ratio: 1;
  border: 1px solid rgba(244, 177, 93, 0.1);
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  content: "";
  pointer-events: none;
}

.about-frame {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(420px, 0.95fr) minmax(560px, 1.05fr);
  gap: clamp(30px, 4vw, 58px);
  align-items: center;
  min-height: calc(100svh - clamp(60px, 6.8vw, 96px));
  padding: clamp(46px, 5.2vw, 82px) clamp(34px, 4.2vw, 68px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    rgba(7, 10, 16, 0.34);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
}

.section-kicker {
  display: flex;
  align-items: center;
  gap: 15px;
  margin: 0 0 30px;
  color: rgba(244, 177, 93, 0.84);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.about-system .section-kicker,
.about-system .about-copy h2,
.about-system .about-body,
.about-system .about-stats,
.about-system .system-card {
  opacity: 0;
  transform: translateY(34px);
}

.about-system.is-visible .section-kicker,
.about-system.is-visible .about-copy h2,
.about-system.is-visible .about-body,
.about-system.is-visible .about-stats,
.about-system.is-visible .system-card {
  animation: aboutRise 860ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.about-system.is-visible .about-copy h2 {
  animation-delay: 90ms;
}

.about-system.is-visible .about-body {
  animation-delay: 180ms;
}

.about-system.is-visible .about-stats {
  animation-delay: 270ms;
}

.about-system.is-visible .system-card {
  animation-delay: 180ms;
}

.about-system .node,
.about-system .system-core,
.about-system .system-tabs b,
.about-system .orbit,
.about-system .spoke,
.about-system .flow {
  opacity: 0;
}

.about-system.is-visible .system-core {
  animation: coreEnter 760ms cubic-bezier(0.22, 1, 0.36, 1) 420ms forwards, corePulse 3.6s ease-in-out 1.25s infinite;
}

.about-system.is-visible .node {
  animation: nodePop 620ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.about-system.is-visible .node-strategy {
  animation-delay: 880ms;
}

.about-system.is-visible .node-data {
  animation-delay: 950ms;
}

.about-system.is-visible .node-content {
  animation-delay: 1020ms;
}

.about-system.is-visible .node-channel {
  animation-delay: 1090ms;
}

.about-system.is-visible .node-media {
  animation-delay: 1160ms;
}

.about-system.is-visible .node-ai {
  animation-delay: 1230ms;
}

.about-system.is-visible .node-creator {
  animation-delay: 1300ms;
}

.about-system.is-visible .node-audience {
  animation-delay: 1370ms;
}

.about-system.is-visible .system-tabs b {
  animation: tabIn 520ms ease forwards;
}

.about-system.is-visible .system-tabs b:nth-child(1) {
  animation-delay: 430ms;
}

.about-system.is-visible .system-tabs b:nth-child(2) {
  animation-delay: 490ms;
}

.about-system.is-visible .system-tabs b:nth-child(3) {
  animation-delay: 550ms;
}

.about-system.is-visible .system-tabs b:nth-child(4) {
  animation-delay: 610ms;
}

.about-system.is-visible .orbit,
.about-system.is-visible .spoke,
.about-system.is-visible .flow {
  animation: lineIn 700ms ease forwards;
}

.about-system.is-visible .orbit {
  animation-delay: 1520ms;
}

.about-system.is-visible .spoke {
  animation-delay: 1580ms;
}

.about-system.is-visible .flow {
  animation-delay: 1660ms;
}

.section-kicker span,
.system-topline span {
  display: inline-block;
  width: 54px;
  height: 2px;
  background: linear-gradient(90deg, rgba(244, 177, 93, 0.86), rgba(244, 177, 93, 0.22));
}

.about-stats div,
.system-card,
.service-card,
.industry-card,
.process-steps,
.process-step,
.process-detail,
.contact-panel,
.consult-types article,
.contact-methods article {
  border-color: var(--hairline);
}

.about-stats div,
.system-card,
.process-steps,
.process-detail,
.contact-panel,
.consult-types article {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--panel);
}

.about-copy h2 {
  margin: 0;
  color: #fff;
  text-shadow: 0 26px 74px rgba(0, 0, 0, 0.34);
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 750;
  line-height: 1.18;
}

.about-copy h2 span {
  display: block;
  white-space: nowrap;
}

.about-body {
  max-width: 640px;
  margin: 30px 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(17px, 1.35vw, 22px);
  font-weight: 650;
  line-height: 1.9;
}

.about-stats {
  display: grid;
  grid-template-columns: 0.8fr 1fr 1.2fr;
  gap: 14px;
  margin-top: 44px;
  padding-top: 0;
  border-top: 0;
}

.about-stats div {
  min-height: 126px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(10, 14, 22, 0.66);
  box-shadow:
    0 20px 54px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
}

.about-stats strong {
  display: block;
  color: #fff;
  font-size: clamp(24px, 1.85vw, 31px);
  font-weight: 760;
  line-height: 1.1;
}

.about-stats span {
  display: block;
  margin-top: 10px;
  color: rgba(244, 177, 93, 0.78);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.45;
}

.system-card {
  min-height: 520px;
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(circle at 50% 48%, rgba(244, 177, 93, 0.08), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02)),
    rgba(8, 12, 19, 0.72);
  box-shadow:
    0 30px 90px rgba(0, 0, 0, 0.34),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
}

.system-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.system-topline p {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.035em;
  line-height: 1.45;
}

.system-topline span {
  width: 8px;
  height: 8px;
}

.system-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(64px, 1fr));
  gap: 9px;
}

.system-tabs b {
  display: grid;
  min-width: 68px;
  min-height: 36px;
  padding: 0 10px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-weight: 800;
  background: rgba(255, 255, 255, 0.04);
}

.system-map {
  position: relative;
  min-height: 440px;
  margin-top: 18px;
  overflow: hidden;
}

.system-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.orbit,
.spoke {
  fill: none;
  stroke: rgba(255, 255, 255, 0.16);
  stroke-width: 1.25;
  vector-effect: non-scaling-stroke;
}

.orbit-inner {
  stroke: rgba(244, 177, 93, 0.16);
}

.orbit-soft {
  stroke: rgba(255, 255, 255, 0.08);
}

.spoke {
  stroke-width: 1;
}

.flow {
  fill: none;
  stroke: rgba(244, 177, 93, 0.54);
  stroke-width: 2;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.system-core {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 136px;
  height: 136px;
  border-radius: 50%;
  color: #fff;
  background:
    radial-gradient(circle at 35% 25%, rgba(244, 177, 93, 0.24), transparent 34%),
    #080c14;
  border: 1px solid rgba(244, 177, 93, 0.32);
  box-shadow:
    0 0 0 18px rgba(244, 177, 93, 0.06),
    0 24px 66px rgba(0, 0, 0, 0.3);
  transform: translate(-50%, -50%);
  animation: corePulse 3.6s ease-in-out infinite;
}

.system-core span {
  display: block;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.25;
}

.node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 94px;
  height: 94px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.11), rgba(255, 255, 255, 0.035)),
    rgba(8, 12, 19, 0.7);
  box-shadow:
    0 18px 46px rgba(0, 0, 0, 0.26),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  transform: translate(-50%, -50%);
}

.node i {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  box-shadow:
    0 0 0 8px rgba(255, 255, 255, 0.04),
    0 0 22px rgba(255, 255, 255, 0.32);
}

.node strong {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 16px;
  font-weight: 850;
}

.node-data i,
.node-channel i,
.node-media i,
.node-ai i {
  background: #f4b15d;
  box-shadow:
    0 0 0 8px rgba(244, 177, 93, 0.08),
    0 0 24px rgba(244, 177, 93, 0.42);
}

.node-strategy {
  top: 27%;
  left: 25%;
}

.node-data {
  top: 13%;
  left: 50%;
  width: 84px;
  height: 84px;
}

.node-content {
  top: 27%;
  left: 75%;
}

.node-audience {
  top: 50%;
  left: 16%;
}

.node-creator {
  top: 73%;
  left: 25%;
}

.node-creator strong {
  font-size: 17px;
}

.node-channel {
  top: 73%;
  left: 75%;
}

.node-media {
  top: 50%;
  left: 84%;
}

.node-media strong {
  font-size: 14px;
}

.node-ai {
  top: 87%;
  left: 50%;
  width: 84px;
  height: 84px;
}

.watermark {
  position: absolute;
  right: 8vw;
  bottom: -28px;
  color: rgba(255, 255, 255, 0.035);
  font-size: clamp(78px, 13vw, 190px);
  font-weight: 900;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

@keyframes imageDrift {
  from {
    transform: scale(1.08) translate3d(-1.2%, 0, 0);
  }
  to {
    transform: scale(1.02) translate3d(1.2%, -0.8%, 0);
  }
}

@keyframes imageDriftCity {
  from {
    transform: scale(1.08) translate3d(1.4%, 0, 0);
  }
  to {
    transform: scale(1.02) translate3d(-1.2%, -0.6%, 0);
  }
}

@keyframes copyRise {
  from {
    opacity: 0;
    transform: translateY(34px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scrollLine {
  from {
    transform: translateY(-20px);
  }
  to {
    transform: translateY(50px);
  }
}

@keyframes aboutRise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes coreEnter {
  from {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.76);
    filter: blur(10px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
    filter: blur(0);
  }
}

@keyframes nodePop {
  from {
    opacity: 0;
    filter: blur(8px);
    margin-top: 14px;
  }
  to {
    opacity: 1;
    filter: blur(0);
    margin-top: 0;
  }
}

@keyframes tabIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes lineIn {
  from {
    opacity: 0;
    stroke-dasharray: 12 12;
  }
  to {
    opacity: 1;
    stroke-dasharray: 0 0;
  }
}

@keyframes sparkIn {
  from {
    opacity: 0;
    transform: scale(0.4);
  }
  to {
    opacity: 0.9;
    transform: scale(1);
  }
}

@keyframes corePulse {
  0%,
  100% {
    box-shadow:
      0 0 0 18px rgba(244, 177, 93, 0.06),
      0 24px 66px rgba(0, 0, 0, 0.3);
  }
  50% {
    box-shadow:
      0 0 0 28px rgba(244, 177, 93, 0.12),
      0 24px 66px rgba(0, 0, 0, 0.3);
  }
}

@keyframes sparkFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes serviceSweep {
  0% {
    opacity: 0;
    transform: translateX(-28%);
  }
  22% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateX(24%);
  }
}

@keyframes serviceOrbit {
  from {
    transform: rotate(0deg) scale(1);
  }
  to {
    transform: rotate(360deg) scale(1);
  }
}

@keyframes pulseLine {
  0%,
  100% {
    opacity: 0.2;
    transform: translateX(-12px);
  }
  50% {
    opacity: 0.66;
    transform: translateX(12px);
  }
}

@keyframes nodePulse {
  0%,
  100% {
    opacity: 0.42;
    transform: scale(0.82);
  }
  50% {
    opacity: 1;
    transform: scale(1.16);
  }
}

@keyframes activeServiceIn {
  from {
    opacity: 0;
    transform: translateY(22px);
    filter: blur(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes proofLabelIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes serviceRise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes letterRise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1180px) {
  .about-frame {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .about-copy h2 span {
    white-space: normal;
  }

  .system-card {
    max-width: 820px;
    width: 100%;
    margin: 0 auto;
  }

  .services-section {
    min-height: auto;
    padding-bottom: 72px;
  }

  .services-head {
    grid-template-columns: 1fr;
  }

  .service-active-copy {
    width: min(760px, 100%);
  }

  .service-grid {
    position: relative;
    right: auto;
    bottom: auto;
    left: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 34px;
  }

  .process-head,
  .process-workbench {
    grid-template-columns: 1fr;
  }

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

  .process-step {
    min-height: 220px;
    padding: 18px;
  }

  .contact-copy {
    grid-template-columns: 1fr;
  }

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

  .consult-types {
    grid-column: 1 / -1;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .process-steps,
  .industry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-steps::before {
    display: none;
  }

  .contact-grid,
  .consult-types,
  .contact-methods {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .site-header {
    height: 64px;
    padding: 0 18px;
  }

  .brand-text {
    display: none;
  }

  .nav-links {
    gap: 18px;
    font-size: 13px;
  }

  .nav-links a:nth-child(3),
  .nav-links a:nth-child(4) {
    display: none;
  }

  .hero-copy {
    top: auto;
    bottom: 132px;
    left: 22px;
    width: calc(100% - 44px);
    transform: none;
  }

  .hero-copy h1 {
    font-size: clamp(31px, 8.8vw, 38px);
    line-height: 1.16;
  }

  .hero-slide[data-slide="1"] .hero-copy h1 {
    font-size: clamp(27px, 7.6vw, 33px);
  }

  .eyebrow {
    margin-bottom: 18px;
  }

  .hero-note {
    margin-top: 20px;
  }

  .arrow {
    display: none;
  }

  .hero-controls {
    right: auto;
    bottom: 76px;
    left: 22px;
  }

  .scroll-cue {
    right: 22px;
    bottom: 38px;
    left: auto;
  }

  .services-section {
    padding: 70px 18px;
  }

  .services-head {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-bottom: 30px;
  }

  .services-head h2 {
    font-size: clamp(34px, 10vw, 44px);
  }

  .service-active-copy {
    width: 100%;
    min-height: 220px;
    padding-left: 18px;
  }

  .active-service-title {
    font-size: clamp(46px, 15vw, 70px);
  }

  .active-service-desc {
    font-size: 15px;
  }

  .service-grid {
    position: relative;
    right: auto;
    bottom: auto;
    left: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 30px;
  }

  .service-card {
    min-height: 112px;
  }

  .clients-section {
    padding: 70px 18px;
  }

  .clients-copy {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .clients-copy h2 {
    font-size: clamp(33px, 9vw, 46px);
  }

  .client-stats {
    grid-template-columns: 1fr;
    margin-top: 32px;
  }

  .client-stats article {
    min-height: 118px;
  }

  .industry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .industry-card {
    min-height: 190px;
    padding: 18px;
  }

  .industry-card h3 {
    font-size: clamp(22px, 6vw, 28px);
  }

  .process-section {
    padding: 70px 18px;
  }

  .process-head {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .process-head h2 {
    font-size: clamp(32px, 8.8vw, 44px);
    white-space: normal;
  }

  .process-workbench {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .process-steps {
    grid-template-columns: 1fr;
    padding: 12px;
  }

  .process-steps::before {
    top: 28px;
    bottom: 28px;
    left: 42px;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, rgba(244, 177, 93, 0.18), rgba(244, 177, 93, 0.6), rgba(244, 177, 93, 0.18));
  }

  .process-step {
    grid-template-columns: 50px 58px 1fr;
    gap: 14px;
    align-items: center;
    min-height: 96px;
    padding: 18px;
  }

  .process-step svg {
    width: 46px;
    height: 46px;
    margin: 0;
  }

  .process-step strong {
    align-self: center;
    font-size: 22px;
  }

  .process-detail {
    min-height: 250px;
  }

  .process-detail h3 {
    font-size: clamp(36px, 10vw, 54px);
  }

  .contact-section {
    padding: 70px 18px;
  }

  .contact-copy {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .contact-copy h2 {
    font-size: clamp(30px, 8.4vw, 42px);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    margin-top: 34px;
  }

  .contact-panel {
    min-height: auto;
    padding: 26px;
  }

  .contact-methods article {
    min-height: 116px;
  }

  .consult-types article {
    min-height: 104px;
  }

  .about-system {
    padding: 18px;
  }

  .about-frame {
    grid-template-columns: 1fr;
    gap: 34px;
    min-height: auto;
    padding: 56px 22px;
  }

  .section-kicker {
    margin-bottom: 22px;
    font-size: 12px;
  }

  .section-kicker span {
    width: 42px;
  }

  .about-copy h2 {
    font-size: clamp(27px, 7.2vw, 32px);
  }

  .about-copy h2 span {
    white-space: normal;
  }

  .about-body {
    margin-top: 24px;
    font-size: 15px;
    line-height: 1.85;
  }

  .about-stats {
    grid-template-columns: 1fr;
    gap: 18px;
    margin-top: 34px;
  }

  .system-card {
    min-height: 530px;
    padding: 18px;
  }

  .system-topline {
    display: block;
  }

  .system-topline p {
    font-size: 12px;
  }

  .system-tabs {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 18px;
  }

  .system-map {
    min-height: 390px;
  }

  .system-core {
    width: 112px;
    height: 112px;
  }

  .system-core span {
    font-size: 20px;
  }

  .node {
    width: 76px;
    height: 76px;
  }

  .node i {
    width: 13px;
    height: 13px;
  }

  .node strong {
    font-size: 13px;
  }

  .node-strategy {
    top: 28%;
    left: 25%;
  }

  .node-data {
    top: 10%;
    left: 50%;
    width: 74px;
    height: 74px;
  }

  .node-content {
    top: 28%;
    left: 75%;
  }

  .node-audience {
    top: 50%;
    left: 18%;
  }

  .node-creator {
    top: 72%;
    left: 25%;
    width: 76px;
    height: 76px;
  }

  .node-channel {
    top: 72%;
    left: 75%;
  }

  .node-media {
    top: 50%;
    left: 82%;
  }

  .node-ai {
    top: 86%;
    left: 50%;
    width: 74px;
    height: 74px;
  }

  .watermark {
    right: 4vw;
    bottom: -8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}