:root {
  color-scheme: light;
  --bg: #eef3ef;
  --surface: #ffffff;
  --text: #11221f;
  --muted: #5b6863;
  --line: rgba(21, 55, 49, 0.14);
  --accent: #16a394;
  --accent-2: #2457ff;
  --accent-3: #ffb545;
  --accent-dark: #063c45;
  --ink: #071b22;
  --soft: #dff4ee;
  --warn: #fff3cb;
  --shadow: 0 24px 70px rgba(8, 35, 38, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(135deg, rgba(36, 87, 255, 0.14) 0 1px, transparent 1px 42px),
    linear-gradient(45deg, rgba(22, 163, 148, 0.13) 0 1px, transparent 1px 38px),
    linear-gradient(180deg, #f8fbf8 0%, var(--bg) 48%, #f7f8f2 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(7, 27, 34, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 27, 34, 0.045) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 58%);
}

html {
  scroll-behavior: smooth;
}

a {
  color: inherit;
}

.shell {
  width: min(1220px, calc(100% - 28px));
  margin: 14px auto 0;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  position: sticky;
  top: 12px;
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 40px rgba(7, 27, 34, 0.08);
  z-index: 10;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.05rem;
  text-decoration: none;
  color: var(--ink);
}

.brand img {
  display: block;
  width: 38px;
  height: auto;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

nav a,
.link-list a {
  color: rgba(7, 27, 34, 0.66);
  font-weight: 650;
  text-decoration: none;
}

nav a:hover,
.link-list a:hover {
  color: var(--accent-dark);
}

.language-link {
  color: var(--accent-dark);
}

.language-link::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 999px;
  background: var(--accent);
  vertical-align: 1px;
}

main {
  position: relative;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.68fr);
  align-items: center;
  gap: clamp(28px, 6vw, 74px);
  min-height: calc(100vh - 110px);
  padding: clamp(54px, 9vw, 104px) clamp(10px, 3vw, 34px) 56px;
  perspective: 1200px;
}

.community-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(320px, 0.72fr);
  gap: 48px;
  align-items: center;
  padding: 76px clamp(10px, 3vw, 34px) 44px;
}

.hero-copy {
  max-width: 760px;
}

.community-copy {
  max-width: 720px;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  padding: 8px 12px;
  border: 1px solid rgba(22, 163, 148, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.62);
  color: #08645d;
  font-weight: 800;
  margin: 0 0 20px;
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 0;
}

h1 {
  font-size: 7.4rem;
  line-height: 0.88;
  margin: 0 0 24px;
  letter-spacing: 0;
  color: var(--ink);
}

h2 {
  font-size: 1.9rem;
  line-height: 1.15;
  margin: 0 0 14px;
  letter-spacing: 0;
}

p {
  margin: 0;
}

.lead {
  max-width: 720px;
  font-size: 1.72rem;
  color: rgba(7, 27, 34, 0.72);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.hero-proof span {
  padding: 9px 12px;
  border: 1px solid rgba(7, 27, 34, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--accent-dark);
  font-size: 0.88rem;
  font-weight: 760;
}

.community-poster {
  margin: 0;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
  transform: rotate(1.2deg);
}

.community-poster img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 20px;
  border: 1px solid rgba(7, 27, 34, 0.13);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 10px 26px rgba(7, 27, 34, 0.08);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  border-color: rgba(255, 255, 255, 0.24);
  color: white;
}

.hero-panel {
  position: relative;
  overflow: hidden;
  min-height: 460px;
  padding: 34px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 8px;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.12), transparent 30%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(224, 245, 239, 0.74));
  box-shadow: var(--shadow);
  transform: rotateX(2deg) rotateY(-4deg);
  animation: float-panel 7s ease-in-out infinite;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 20px;
  border: 1px solid rgba(6, 60, 69, 0.08);
  border-radius: 8px;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 42%;
  background:
    linear-gradient(90deg, rgba(36, 87, 255, 0.12), transparent),
    repeating-linear-gradient(90deg, rgba(6, 60, 69, 0.08) 0 1px, transparent 1px 18px);
  transform: skewY(-8deg);
  transform-origin: bottom right;
}

.system-visual {
  position: relative;
  min-height: 250px;
}

.hero-mark {
  position: relative;
  display: block;
  width: min(62%, 220px);
  height: auto;
  margin: 18px auto 28px;
  filter: drop-shadow(0 22px 28px rgba(18, 57, 87, 0.22));
  z-index: 2;
}

.node {
  position: absolute;
  z-index: 3;
  padding: 8px 11px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: 8px;
  background: rgba(7, 27, 34, 0.88);
  color: white;
  font-size: 0.78rem;
  font-weight: 850;
  box-shadow: 0 14px 30px rgba(7, 27, 34, 0.2);
}

.node-device { left: 8%; top: 18%; }
.node-lock { right: 10%; top: 24%; background: #0f766e; }
.node-bridge { left: 3%; bottom: 8%; background: #2457ff; }
.node-carrier { right: 2%; bottom: 14%; background: #d68619; }

@keyframes float-panel {
  0%, 100% { transform: rotateX(2deg) rotateY(-4deg) translateY(0); }
  50% { transform: rotateX(0deg) rotateY(-2deg) translateY(-10px); }
}

.panel-status {
  position: relative;
  width: fit-content;
  margin: 0 auto 22px;
  padding: 9px 13px;
  border-radius: 8px;
  background: var(--ink);
  color: white;
  font-size: 0.82rem;
  font-weight: 850;
}

.signal-list {
  position: relative;
  display: grid;
  gap: 10px;
}

.signal-list span {
  padding: 12px 14px;
  border: 1px solid rgba(6, 60, 69, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
  color: var(--accent-dark);
  font-weight: 760;
}

.notice {
  margin: 0 clamp(10px, 3vw, 34px);
  padding: 18px 20px;
  border: 1px solid rgba(226, 170, 45, 0.35);
  background: rgba(255, 243, 203, 0.82);
  border-radius: 8px;
  color: #4b3b11;
  box-shadow: 0 16px 36px rgba(104, 78, 9, 0.08);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 48px clamp(10px, 3vw, 34px);
  border: 0;
  background: transparent;
}

.grid article {
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  padding: 28px;
  box-shadow: 0 18px 48px rgba(7, 27, 34, 0.08);
}

.pictogram {
  display: block;
  width: 72px;
  height: 72px;
  margin-bottom: 24px;
  filter: drop-shadow(0 16px 22px rgba(7, 27, 34, 0.1));
}

.vision-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 32px;
  align-items: stretch;
  margin: 56px clamp(10px, 3vw, 34px);
  padding: clamp(28px, 5vw, 48px);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(7, 27, 34, 0.96), rgba(6, 60, 69, 0.94)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.06) 0 1px, transparent 1px 22px);
  color: white;
  box-shadow: var(--shadow);
}

.vision-band .eyebrow {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
  color: #94f0df;
}

.vision-band h2 {
  max-width: 760px;
  font-size: 4rem;
}

.vision-band p {
  max-width: 680px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.1rem;
}

.vision-metrics {
  display: grid;
  gap: 12px;
}

.vision-metrics div {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.vision-metrics strong {
  display: block;
  color: var(--accent-3);
  font-size: 1.55rem;
  line-height: 1;
}

.vision-metrics span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.84);
  font-weight: 800;
}

.origin {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  margin: 0 clamp(10px, 3vw, 34px) 48px;
  padding: 32px;
  border: 1px solid rgba(7, 27, 34, 0.12);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(255, 181, 69, 0.16), transparent 34%),
    rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 48px rgba(7, 27, 34, 0.07);
}

.origin-date {
  display: grid;
  gap: 10px;
  padding: 20px;
  border-left: 6px solid var(--accent-3);
  background: rgba(7, 27, 34, 0.92);
  color: white;
}

.origin-date span {
  color: var(--accent-3);
  font-size: 0.84rem;
  font-weight: 900;
  text-transform: uppercase;
}

.origin-date strong {
  font-size: 1.8rem;
  line-height: 1;
}

.origin p:not(.eyebrow) {
  max-width: 800px;
  color: var(--muted);
}

.origin .source-note {
  margin-top: 14px;
  font-size: 0.96rem;
}

.source-note a {
  color: var(--accent-dark);
  font-weight: 800;
}

.origin-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.origin-points div {
  padding: 18px;
  border: 1px solid rgba(7, 27, 34, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
}

.origin-points strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 1rem;
}

.origin-points p {
  font-size: 0.98rem;
}

.milestone-booster {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.55fr);
  gap: 30px;
  align-items: center;
  margin: 0 clamp(10px, 3vw, 34px) 58px;
  padding: clamp(30px, 5vw, 54px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background:
    radial-gradient(circle at 82% 20%, rgba(255, 181, 69, 0.38), transparent 26%),
    linear-gradient(135deg, rgba(7, 27, 34, 0.97), rgba(6, 60, 69, 0.95) 62%, rgba(36, 87, 255, 0.82));
  color: white;
  box-shadow: var(--shadow);
}

.milestone-booster::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, rgba(0, 0, 0, 0.68), transparent 72%);
}

.booster-copy,
.booster-stack {
  position: relative;
  z-index: 1;
}

.milestone-booster .eyebrow {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
  color: #94f0df;
}

.milestone-kicker {
  width: fit-content;
  margin-bottom: 14px;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(255, 181, 69, 0.16);
  color: var(--accent-3);
  font-weight: 900;
}

.milestone-booster h2 {
  max-width: 760px;
  font-size: clamp(2.5rem, 7vw, 6.4rem);
  line-height: 0.9;
}

.milestone-booster p:not(.eyebrow) {
  max-width: 790px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.15rem;
}

.booster-stack {
  justify-self: center;
  display: grid;
  justify-items: center;
  width: min(100%, 330px);
  transform: rotate(4deg);
}

.booster-ring {
  display: grid;
  place-items: center;
  width: 138px;
  aspect-ratio: 1;
  border: 10px solid rgba(148, 240, 223, 0.9);
  border-radius: 999px;
  background:
    radial-gradient(circle, rgba(255, 255, 255, 0.92) 0 38%, rgba(255, 181, 69, 0.92) 39% 54%, rgba(7, 27, 34, 0.92) 55%);
  color: var(--ink);
  font-size: 3rem;
  font-weight: 950;
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.28);
}

.booster-core {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  width: 220px;
  margin-top: -10px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 46px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(14px);
}

.booster-core span {
  padding: 8px 9px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--accent-dark);
  text-align: center;
  font-size: 0.78rem;
  font-weight: 900;
}

.booster-flame {
  width: 110px;
  height: 82px;
  margin-top: -2px;
  border-radius: 0 0 999px 999px;
  background:
    radial-gradient(circle at 50% 8%, #ffffff 0 10%, #ffed9d 11% 28%, transparent 29%),
    radial-gradient(circle at 50% 0%, var(--accent-3) 0 34%, #ff6b2e 35% 62%, transparent 63%);
  filter: drop-shadow(0 22px 22px rgba(255, 181, 69, 0.38));
  animation: booster-burn 900ms ease-in-out infinite alternate;
}

@keyframes booster-burn {
  from { transform: scaleY(0.9); opacity: 0.78; }
  to { transform: scaleY(1.05); opacity: 1; }
}

.vendor-pact {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.68fr);
  gap: 32px;
  align-items: stretch;
  margin: 0 clamp(10px, 3vw, 34px) 58px;
  padding: clamp(30px, 5vw, 52px);
  border: 1px solid rgba(7, 27, 34, 0.12);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 181, 69, 0.24), transparent 32%),
    linear-gradient(160deg, rgba(36, 87, 255, 0.13), transparent 48%),
    rgba(255, 255, 255, 0.74);
  box-shadow: var(--shadow);
}

.vendor-pact h2 {
  max-width: 820px;
  font-size: clamp(2.2rem, 5vw, 4.6rem);
}

.vendor-pact p:not(.eyebrow) {
  max-width: 760px;
  color: rgba(7, 27, 34, 0.72);
  font-size: 1.18rem;
}

.pact-list {
  display: grid;
  gap: 12px;
}

.pact-list div {
  position: relative;
  overflow: hidden;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 34px rgba(7, 27, 34, 0.08);
}

.pact-list div::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: linear-gradient(180deg, var(--accent-dark), var(--accent), var(--accent-3));
}

.pact-list strong {
  display: block;
  color: var(--ink);
  font-size: 1.05rem;
}

.pact-list span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}

.grid p,
.section p,
.card p,
footer p {
  color: var(--muted);
}

.section {
  margin: 0 clamp(10px, 3vw, 34px);
  padding: 56px 0;
  border-top: 1px solid rgba(7, 27, 34, 0.1);
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 24px;
}

.card {
  min-height: 190px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(255, 255, 255, 0.66));
  text-decoration: none;
  box-shadow: 0 16px 42px rgba(7, 27, 34, 0.07);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.card span {
  display: block;
  color: var(--accent-dark);
  font-weight: 850;
  margin-bottom: 12px;
}

.card:hover {
  transform: translateY(-3px);
  border-color: rgba(22, 163, 148, 0.48);
  box-shadow: 0 22px 54px rgba(7, 27, 34, 0.11);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
}

.feature-split > div {
  padding: 30px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 48px rgba(7, 27, 34, 0.07);
}

.community-call .card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(248, 251, 248, 0.72));
}

.journey {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 28px;
  align-items: start;
  margin: 16px clamp(10px, 3vw, 34px) 0;
  padding: 56px 0;
  border-top: 1px solid rgba(7, 27, 34, 0.1);
}

.journey-intro {
  position: sticky;
  top: 110px;
}

.steps {
  display: grid;
  gap: 14px;
}

.step {
  position: relative;
  overflow: hidden;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 16px 42px rgba(7, 27, 34, 0.07);
}

.step::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2), var(--accent-3));
}

.step span {
  color: var(--accent);
  font-weight: 900;
  font-size: 0.84rem;
}

.step strong {
  display: block;
  margin-top: 4px;
  color: var(--ink);
  font-size: 1.25rem;
}

.link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 22px;
}

footer {
  margin: 0 clamp(10px, 3vw, 34px);
  padding: 36px 0 56px;
  border-top: 1px solid rgba(7, 27, 34, 0.1);
}

@supports (animation-timeline: view()) {
  .vision-band,
  .origin,
  .milestone-booster,
  .vendor-pact,
  .grid article,
  .step,
  .feature-split > div {
    animation: reveal linear both;
    animation-timeline: view();
    animation-range: entry 0% cover 34%;
  }

  @keyframes reveal {
    from {
      opacity: 0;
      transform: translateY(24px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

@media (max-width: 1060px) {
  h1 {
    font-size: 5.4rem;
  }

  .vision-band h2 {
    font-size: 3.1rem;
  }

  .lead {
    font-size: 1.48rem;
  }

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

@media (max-width: 800px) {
  .shell {
    width: min(100% - 20px, 1220px);
    margin-top: 10px;
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    gap: 12px 16px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 48px;
  }

  .community-hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
  }

  h1 {
    font-size: 2.3rem;
    line-height: 1;
  }

  h2,
  .vision-band h2,
  .milestone-booster h2 {
    font-size: 1.8rem;
  }

  .lead {
    font-size: 1.18rem;
  }

  .hero-panel {
    min-height: auto;
    transform: none;
    animation: none;
  }

  .community-poster {
    transform: none;
  }

  .grid,
  .split,
  .vision-band,
  .origin,
  .milestone-booster,
  .vendor-pact,
  .origin-points,
  .journey {
    grid-template-columns: 1fr;
  }

  .booster-stack {
    transform: none;
  }

  .journey-intro {
    position: static;
  }

  .card {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .cards {
    grid-template-columns: 1fr;
  }
}