:root {
  --ink: #02060d;
  --ink-2: #071525;
  --paper: #f4f7fa;
  --surface: #ffffff;
  --line: rgba(7, 16, 24, 0.1);
  --line-soft: rgba(7, 16, 24, 0.06);
  --muted: #5d6b7c;
  --text: #122033;
  --text-soft: #3a4b5f;
  --accent: #0e7490;
  --accent-bright: #22d3ee;
  --sea: #083344;
  --sand: #d9e7ef;
  --header: 78px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-display: "Syne", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Manrope", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

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

button {
  cursor: pointer;
}

::selection {
  background: rgba(25, 160, 200, 0.22);
}

.skip {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 50;
  padding: 10px 14px;
  background: var(--ink);
  color: white;
}

.skip:focus {
  top: 12px;
}

.wrap {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  height: var(--header);
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), backdrop-filter 0.35s var(--ease);
}

.header.is-scrolled,
.header.is-solid {
  background: rgba(247, 248, 250, 0.86);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.header-on-dark:not(.is-scrolled):not(.is-solid) {
  color: #eef5fa;
}

.header-on-dark:not(.is-scrolled):not(.is-solid) .nav a {
  color: rgba(238, 245, 250, 0.78);
}

.header-on-dark:not(.is-scrolled):not(.is-solid) .nav a:hover,
.header-on-dark:not(.is-scrolled):not(.is-solid) .nav a.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.header-on-dark:not(.is-scrolled):not(.is-solid) .btn-ghost {
  color: #eef5fa;
  box-shadow: inset 0 0 0 1px rgba(238, 245, 250, 0.28);
}

.header-on-dark:not(.is-scrolled):not(.is-solid) .nav-toggle {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
}

.header-on-dark:not(.is-scrolled):not(.is-solid) .nav-toggle span {
  background: #eef5fa;
}

.header-inner {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 28px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.18em;
}

.logo-mark {
  width: 36px;
  height: 36px;
  flex: none;
  border-radius: 11px;
  box-shadow: 0 0 0 1px rgba(103, 232, 249, 0.08), 0 8px 20px rgba(2, 6, 13, 0.18);
}

.logo-text {
  display: grid;
  gap: 3px;
  line-height: 1;
}

.logo-text strong {
  font-size: 15px;
  font-weight: 750;
  letter-spacing: 0.22em;
}

.logo-text small {
  display: block;
  color: inherit;
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.28em;
  opacity: 0.62;
}

.header-on-dark:not(.is-scrolled):not(.is-solid) .logo-mark {
  box-shadow: 0 0 0 1px rgba(103, 232, 249, 0.18), 0 10px 28px rgba(2, 6, 13, 0.35);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}

.nav a {
  padding: 9px 14px;
  border-radius: 999px;
  color: var(--text-soft);
  font-size: 14px;
  font-weight: 500;
}

.nav a:hover,
.nav a.is-active {
  color: var(--ink);
  background: rgba(7, 16, 24, 0.05);
}

.header-cta {
  margin-left: 8px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 1.5px;
  margin: 5px auto;
  background: var(--ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  background: var(--ink);
  color: #f4f8fb;
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.02em;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.btn:hover {
  background: #000;
  transform: translateY(-1px);
}

.btn-light {
  background: #f4f8fb;
  color: var(--ink);
  box-shadow: 0 10px 40px rgba(34, 211, 238, 0.12);
}

.btn-light:hover {
  background: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px rgba(7, 16, 24, 0.18);
}

.btn-ghost:hover {
  background: rgba(7, 16, 24, 0.04);
}

.hero .btn-ghost {
  color: #e0f2fe;
  box-shadow: inset 0 0 0 1px rgba(186, 230, 253, 0.32);
}

.hero .btn-ghost:hover {
  background: rgba(186, 230, 253, 0.08);
}

.btn svg {
  width: 15px;
  height: 15px;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #eef5fa;
  background: #02060d;
}

.hero-media {
  position: absolute;
  inset: 0;
  transform-origin: 70% 40%;
  will-change: transform;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(1.05) contrast(1.08) brightness(0.72);
}

.hero-video-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 6, 13, 0.78) 0%, rgba(2, 6, 13, 0.42) 42%, rgba(2, 6, 13, 0.55) 100%),
    linear-gradient(180deg, rgba(2, 6, 13, 0.35) 0%, rgba(2, 6, 13, 0.15) 40%, rgba(2, 6, 13, 0.78) 100%);
  pointer-events: none;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.hero-particles canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hero-aurora {
  position: absolute;
  inset: -10%;
  z-index: 1;
  background:
    radial-gradient(ellipse 55% 45% at 72% 28%, rgba(34, 211, 238, 0.12), transparent 58%),
    radial-gradient(ellipse 40% 35% at 18% 20%, rgba(56, 189, 248, 0.08), transparent 55%),
    radial-gradient(ellipse 70% 55% at 50% 100%, rgba(8, 47, 73, 0.35), transparent 60%);
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(148, 220, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 220, 255, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 70% at 60% 35%, #000 20%, transparent 75%);
  animation: gridDrift 22s linear infinite;
  pointer-events: none;
  opacity: 0.55;
}

.hero-floor {
  position: absolute;
  left: -20%;
  right: -20%;
  bottom: -5%;
  z-index: 1;
  height: 58%;
  background:
    linear-gradient(to top, rgba(2, 6, 13, 0.75), transparent 70%),
    repeating-linear-gradient(
      90deg,
      rgba(56, 189, 248, 0.05) 0 1px,
      transparent 1px 72px
    ),
    repeating-linear-gradient(
      0deg,
      rgba(56, 189, 248, 0.06) 0 1px,
      transparent 1px 72px
    );
  transform: perspective(700px) rotateX(58deg);
  transform-origin: center top;
  animation: floorPulse 8s ease-in-out infinite;
  pointer-events: none;
  opacity: 0.45;
}

.hero-rings {
  position: absolute;
  top: 42%;
  left: 62%;
  z-index: 1;
  width: min(52vw, 620px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  opacity: 0.55;
  pointer-events: none;
}

.hero-rings span {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(125, 211, 252, 0.18);
  border-radius: 50%;
  box-shadow: inset 0 0 40px rgba(34, 211, 238, 0.04);
}

.hero-rings span:nth-child(1) {
  inset: 8%;
  border-color: rgba(125, 211, 252, 0.28);
  animation: ringSpin 28s linear infinite;
}

.hero-rings span:nth-child(2) {
  inset: 22%;
  border-style: dashed;
  animation: ringSpin 18s linear infinite reverse;
}

.hero-rings span:nth-child(3) {
  inset: 38%;
  border-color: rgba(34, 211, 238, 0.45);
  animation: ringSpin 12s linear infinite;
}

.hero-rings span:nth-child(1)::before,
.hero-rings span:nth-child(3)::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #67e8f9;
  box-shadow: 0 0 18px rgba(103, 232, 249, 0.8);
}

.hero-rings span:nth-child(1)::before {
  top: 12%;
  left: 50%;
}

.hero-rings span:nth-child(3)::after {
  bottom: 18%;
  right: 10%;
}

.hero-beam {
  position: absolute;
  top: -10%;
  right: 8%;
  z-index: 1;
  width: 2px;
  height: 70%;
  background: linear-gradient(to bottom, transparent, rgba(103, 232, 249, 0.55), transparent);
  filter: blur(0.2px);
  animation: beamSweep 5.5s ease-in-out infinite;
  pointer-events: none;
  opacity: 0.65;
}

.hero-beam::before {
  content: "";
  position: absolute;
  top: 28%;
  left: 50%;
  width: 180px;
  height: 180px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.22), transparent 68%);
}

.hero-noise {
  position: absolute;
  inset: 0;
  z-index: 3;
  opacity: 0.1;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

.hero-content {
  position: relative;
  z-index: 4;
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding: calc(var(--header) + 88px) 0 96px;
}

.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  color: rgba(165, 243, 252, 0.85);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22d3ee;
  box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.55);
  animation: pulse 2.2s ease-out infinite;
}

.brand-signal {
  margin: 0 0 28px;
  font-family: var(--font-display);
  font-size: clamp(64px, 14vw, 168px);
  font-weight: 750;
  letter-spacing: -0.07em;
  line-height: 0.86;
  text-shadow: 0 10px 60px rgba(2, 6, 13, 0.45);
}

.brand-signal span {
  display: block;
  margin-top: 14px;
  color: rgba(186, 230, 253, 0.62);
  font-family: var(--font-body);
  font-size: clamp(13px, 1.4vw, 17px);
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 10.5em;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 62px);
  font-weight: 650;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.hero .lede {
  max-width: 32em;
  margin: 0 0 34px;
  color: rgba(224, 242, 254, 0.72);
  font-size: clamp(16px, 1.5vw, 19px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 4;
  width: 22px;
  height: 34px;
  border: 1px solid rgba(186, 230, 253, 0.28);
  border-radius: 999px;
  transform: translateX(-50%);
}

.hero-scroll span {
  display: block;
  width: 3px;
  height: 8px;
  margin: 8px auto 0;
  border-radius: 999px;
  background: #67e8f9;
  animation: scrollDot 1.8s ease-in-out infinite;
}

.signal-bar {
  position: relative;
  z-index: 2;
  margin-top: -1px;
  border-block: 1px solid rgba(125, 211, 252, 0.12);
  background:
    linear-gradient(90deg, rgba(8, 47, 73, 0.35), rgba(2, 6, 13, 0.92) 30%, rgba(2, 6, 13, 0.92) 70%, rgba(8, 47, 73, 0.35)),
    #02060d;
  color: #e0f2fe;
}

.signal-bar-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.signal-bar-inner div {
  padding: 28px 22px;
  border-right: 1px solid rgba(125, 211, 252, 0.1);
}

.signal-bar-inner div:last-child {
  border-right: 0;
}

.signal-bar strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.02em;
}

.signal-bar span {
  color: rgba(186, 230, 253, 0.55);
  font-size: 13px;
}

.section {
  padding: 112px 0;
}

.section-tight {
  padding-top: 88px;
}

.section-tech {
  background:
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(34, 211, 238, 0.05), transparent 55%),
    linear-gradient(180deg, #eef3f7 0%, #f4f7fa 40%, #eef3f7 100%);
}

.section-label {
  margin: 0 0 18px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-title {
  margin: 0 0 18px;
  max-width: 14em;
  font-family: var(--font-display);
  font-size: clamp(32px, 4.4vw, 52px);
  font-weight: 650;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.section-copy {
  max-width: 34em;
  margin: 0;
  color: var(--text-soft);
}

.split-head {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 48px;
}

.cap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.cap-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid rgba(8, 47, 73, 0.12);
  border-radius: 24px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.92), rgba(236, 246, 252, 0.75)),
    #fff;
  box-shadow: 0 18px 50px rgba(2, 6, 13, 0.04);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.cap-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.55), transparent);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}

.cap-card:hover {
  transform: translateY(-4px);
  border-color: rgba(14, 116, 144, 0.28);
  box-shadow: 0 24px 60px rgba(8, 47, 73, 0.1);
}

.cap-card:hover::before {
  opacity: 1;
}

.cap-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.cap-card .index {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
}

.cap-code {
  padding: 5px 10px;
  border: 1px solid rgba(14, 116, 144, 0.18);
  border-radius: 999px;
  color: #0e7490;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  background: rgba(34, 211, 238, 0.08);
}

.cap-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 650;
  letter-spacing: -0.03em;
}

.cap-card p {
  margin: 0 0 22px;
  color: var(--text-soft);
  min-height: 4.8em;
}

.cap-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.cap-card li {
  padding: 8px 12px;
  border: 1px solid rgba(8, 47, 73, 0.1);
  border-radius: 999px;
  color: var(--text-soft);
  font-size: 13px;
  background: rgba(255, 255, 255, 0.7);
}

.statement {
  position: relative;
  overflow: hidden;
  padding: 132px 0;
  color: #eef5fa;
  background:
    radial-gradient(ellipse 50% 70% at 85% 20%, rgba(34, 211, 238, 0.16), transparent 55%),
    radial-gradient(ellipse 40% 50% at 10% 80%, rgba(14, 116, 144, 0.25), transparent 50%),
    linear-gradient(135deg, #02060d 0%, #071d2e 52%, #041018 100%);
}

.statement::before {
  content: "KELAI";
  position: absolute;
  right: -4vw;
  bottom: -10vw;
  font-family: var(--font-display);
  font-size: 28vw;
  font-weight: 750;
  letter-spacing: -0.07em;
  line-height: 0.8;
  opacity: 0.06;
  pointer-events: none;
}

.statement::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 70%, transparent);
  pointer-events: none;
}

.statement .wrap {
  position: relative;
  z-index: 1;
}

.statement-label {
  color: rgba(103, 232, 249, 0.8);
}

.statement h2 {
  max-width: 13em;
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 64px);
  font-weight: 620;
  letter-spacing: -0.045em;
  line-height: 1.12;
}

.statement > .wrap > p:not(.section-label) {
  max-width: 36em;
  margin: 0;
  color: rgba(238, 245, 250, 0.7);
  font-size: 18px;
}

.statement-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 48px;
  border-top: 1px solid rgba(125, 211, 252, 0.16);
}

.statement-metrics div {
  padding: 22px 20px 0 0;
}

.statement-metrics strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #a5f3fc;
}

.statement-metrics span {
  color: rgba(224, 242, 254, 0.58);
  font-size: 14px;
}

.method-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.method-track::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 4%;
  right: 4%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(14, 116, 144, 0.35), transparent);
}

.method-track article {
  position: relative;
  padding: 24px;
  border: 1px solid rgba(8, 47, 73, 0.12);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(8px);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.method-track article:hover {
  transform: translateY(-3px);
  border-color: rgba(14, 116, 144, 0.3);
}

.method-track .index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border: 1px solid rgba(34, 211, 238, 0.35);
  border-radius: 50%;
  color: #0e7490;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  background: rgba(34, 211, 238, 0.08);
  box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.85);
}

.method-track h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: -0.03em;
}

.method-track p {
  margin: 0;
  color: var(--text-soft);
  font-size: 15px;
}

.cta-band {
  position: relative;
  overflow: hidden;
  padding: 88px 0;
  color: #eef5fa;
  background:
    radial-gradient(ellipse 60% 80% at 100% 50%, rgba(34, 211, 238, 0.16), transparent 55%),
    linear-gradient(120deg, #02060d, #0a2438 55%, #041018);
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.7;
  pointer-events: none;
}

.cta-band-inner {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 28px;
}

.cta-band h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: -0.04em;
}

.cta-band p:not(.section-label) {
  margin: 0;
  max-width: 34em;
  color: rgba(224, 242, 254, 0.7);
}

.cta-panel {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 28px;
  padding: 42px;
  border: 1px solid rgba(125, 211, 252, 0.16);
  border-radius: 28px;
  color: #eef5fa;
  background:
    radial-gradient(ellipse 70% 80% at 100% 0%, rgba(34, 211, 238, 0.14), transparent 50%),
    linear-gradient(135deg, #071525, #0a2438);
}

.cta-panel h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 42px);
  letter-spacing: -0.04em;
}

.cta-panel p {
  margin: 0;
  color: rgba(224, 242, 254, 0.68);
}

.cta-panel .btn {
  background: #e0f2fe;
  color: #02060d;
}

.footer {
  padding: 28px 0 48px;
  color: var(--muted);
  font-size: 13px;
}

.footer-dark {
  padding: 36px 0 48px;
  color: rgba(186, 230, 253, 0.55);
  background: #02060d;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid rgba(125, 211, 252, 0.12);
}

.footer-brand {
  display: grid;
  gap: 6px;
}

.footer-brand strong {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.16em;
  color: #e0f2fe;
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-dark nav a:hover {
  color: #a5f3fc;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 148px 0 64px;
  color: #eef5fa;
  background:
    radial-gradient(ellipse 55% 50% at 88% 0%, rgba(34, 211, 238, 0.2), transparent 55%),
    radial-gradient(ellipse 40% 45% at 10% 100%, rgba(8, 47, 73, 0.7), transparent 50%),
    linear-gradient(160deg, #02060d, #0a2438 55%, #041018);
}

.page-hero-compact {
  padding: 140px 0 56px;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 220, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 220, 255, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, #000, transparent 85%);
  pointer-events: none;
}

.page-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  max-width: 12em;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 650;
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.page-hero p {
  max-width: 38em;
  margin: 0;
  color: rgba(238, 245, 250, 0.72);
  font-size: 18px;
}

.solution-list {
  display: grid;
  gap: 0;
}

.solution {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  margin-bottom: 14px;
  padding: 32px;
  border: 1px solid rgba(8, 47, 73, 0.12);
  border-radius: 24px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(236, 246, 252, 0.72)),
    #fff;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.solution:hover {
  transform: translateY(-3px);
  border-color: rgba(14, 116, 144, 0.28);
  box-shadow: 0 20px 50px rgba(8, 47, 73, 0.08);
}

.solution .index {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
}

.solution h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 36px);
  letter-spacing: -0.035em;
}

.solution p {
  margin: 0;
  color: var(--text-soft);
}

.solution ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.solution li {
  padding: 9px 13px;
  border: 1px solid rgba(8, 47, 73, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  color: var(--text-soft);
  font-size: 13px;
}

.beliefs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.belief {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid rgba(8, 47, 73, 0.12);
  border-radius: 22px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(236, 246, 252, 0.7)),
    #fff;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.belief:hover {
  transform: translateY(-3px);
  border-color: rgba(14, 116, 144, 0.28);
}

.belief .index {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.belief h3 {
  margin: 14px 0 10px;
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: -0.03em;
}

.belief p {
  margin: 0;
  color: var(--text-soft);
}

.facts-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid rgba(125, 211, 252, 0.18);
  border-radius: 22px;
  background: rgba(14, 116, 144, 0.18);
  box-shadow: 0 24px 60px rgba(8, 47, 73, 0.06);
}

.facts-panel div {
  padding: 24px 26px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.98), rgba(236, 246, 252, 0.88)),
    #fff;
}

.facts-panel span {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.facts-panel strong {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.45;
}

.page-hero .section-label {
  color: rgba(103, 232, 249, 0.8);
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.contact-aside {
  padding: 8px 8px 0 0;
  color: var(--text);
}

.contact-aside .section-copy,
.contact-aside .section-title,
.contact-aside .contact-aside-title {
  color: var(--text);
}

.contact-aside .section-copy {
  color: var(--text-soft);
}

.contact-aside-title {
  max-width: 8em;
}

.contact-points {
  display: grid;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.contact-points li {
  padding: 16px 0;
  border-top: 1px solid rgba(8, 47, 73, 0.12);
}

.contact-points span {
  display: block;
  margin-bottom: 6px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-points strong {
  color: var(--text);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.45;
}

.form {
  display: grid;
  gap: 14px;
  padding: 30px;
  border: 1px solid rgba(8, 47, 73, 0.12);
  border-radius: 24px;
  color: #122033;
  background: #ffffff;
  box-shadow: 0 24px 60px rgba(8, 47, 73, 0.08);
}

.form .field span {
  color: #122033;
}

.form .btn {
  width: 100%;
  min-height: 48px;
  background: #071018;
  color: #f4f8fb;
}

.field {
  display: grid;
  gap: 7px;
}

.field span {
  color: var(--text);
  font-size: 13px;
  font-weight: 650;
}

.field input,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 13px 14px;
  border: 1px solid rgba(7, 16, 24, 0.14);
  border-radius: 14px;
  color: var(--text);
  background: #fbfcfd;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.field input::placeholder,
.field textarea::placeholder {
  color: #7b8a9a;
}

.field textarea {
  min-height: 140px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(14, 116, 144, 0.14);
}

.form-note,
.form-error {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.form-error {
  color: #9f1239;
}

.form-success {
  padding: 40px 30px;
  border-radius: 24px;
  background: var(--ink);
  color: #eef5fa;
}

.form-success p {
  color: rgba(238, 245, 250, 0.7);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@keyframes gridDrift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(0, -64px, 0); }
}

@keyframes ringSpin {
  to { transform: rotate(360deg); }
}

@keyframes beamSweep {
  0%, 100% { opacity: 0.35; transform: translateX(0); }
  50% { opacity: 1; transform: translateX(-28px); }
}

@keyframes nodeFloat {
  0%, 100% { transform: translateY(0); opacity: 0.55; }
  50% { transform: translateY(-12px); opacity: 1; }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.55); }
  70% { box-shadow: 0 0 0 12px rgba(34, 211, 238, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 211, 238, 0); }
}

@keyframes scrollDot {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

@keyframes floorPulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 0.85; }
}

@media (max-width: 960px) {
  .split-head,
  .cap-grid,
  .method-track,
  .beliefs,
  .contact-layout,
  .solution,
  .facts-panel,
  .signal-bar-inner,
  .statement-metrics {
    grid-template-columns: 1fr;
  }

  .contact-aside {
    padding: 0;
  }

  .contact-aside-title {
    max-width: none;
  }

  .page-hero-compact {
    padding: 120px 0 40px;
  }

  .page-hero h1 {
    font-size: clamp(30px, 8vw, 44px);
  }

  .page-hero p {
    font-size: 16px;
  }

  .method-track::before {
    display: none;
  }

  .cta-panel,
  .cta-band-inner,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-toggle {
    display: block;
  }

  .header-cta {
    display: none;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 10px);
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--surface);
    color: var(--text);
    box-shadow: 0 24px 60px rgba(7, 16, 24, 0.12);
  }

  .nav a {
    color: var(--text-soft);
  }

  .nav.is-open {
    display: flex;
  }

  .signal-bar-inner div {
    border-right: 0;
    border-bottom: 1px solid rgba(125, 211, 252, 0.1);
  }

  .signal-bar-inner div:last-child {
    border-bottom: 0;
  }

  .hero-rings {
    left: 70%;
    width: min(78vw, 520px);
    opacity: 0.7;
  }
}

@media (max-width: 640px) {
  .wrap,
  .hero-content {
    width: min(1180px, calc(100% - 32px));
  }

  .section {
    padding: 72px 0;
  }

  .section-tight {
    padding-top: 56px;
  }

  .cta-panel,
  .form {
    padding: 20px;
    border-radius: 20px;
  }

  .contact-points strong {
    font-size: 16px;
  }

  .brand-signal {
    letter-spacing: -0.05em;
  }

  .field input,
  .field textarea {
    font-size: 16px;
  }
}

@media (max-width: 900px) {
  .hero-particles {
    display: none;
  }

  .hero-video {
    filter: saturate(1.02) contrast(1.05) brightness(0.68);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-grid,
  .hero-rings span,
  .hero-beam,
  .pulse,
  .hero-scroll span,
  .hero-floor,
  .reveal,
  .btn {
    animation: none;
    transition: none;
  }

  .hero-video {
    display: none;
  }

  .hero-particles {
    display: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}