:root {
  --ink: #071923;
  --deep: #0b2438;
  --water: #1e7185;
  --cyan: #69d9e3;
  --cyan-bright: #a4f2f5;
  --mist: #edf3f5;
  --paper: #f8fbfc;
  --line: rgba(11, 36, 56, 0.13);
  --header-height: 84px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--ink);
  background: var(--ink);
  font-family: Inter, "Avenir Next", "Segoe UI", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body,
button {
  font-size: 16px;
}

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

button {
  font: inherit;
}

img {
  max-width: 100%;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  border-radius: 10px;
  color: var(--ink);
  background: white;
  transform: translateY(-140%);
  transition: transform 0.2s;
}

.skip-link:focus {
  transform: none;
}

:focus-visible {
  outline: 3px solid var(--cyan-bright);
  outline-offset: 4px;
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(24px, 5vw, 82px);
  color: white;
  background: linear-gradient(180deg, rgba(7, 25, 35, 0.86), rgba(7, 25, 35, 0.08));
  transition: height 0.3s, background 0.3s, border-color 0.3s;
}

.site-header.is-scrolled {
  height: 70px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(7, 25, 35, 0.91);
  backdrop-filter: blur(18px);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
}

.brand-lockup img {
  display: block;
  width: clamp(158px, 12vw, 184px);
  height: auto;
}

.site-navigation {
  display: flex;
  align-items: center;
  gap: 34px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
  font-weight: 650;
}

.site-navigation a {
  transition: color 0.2s, transform 0.2s, background 0.2s;
}

.site-navigation a:hover {
  color: white;
  transform: translateY(-1px);
}

.site-navigation .workspace-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 17px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: white;
  background: rgba(255, 255, 255, 0.08);
}

.menu-button {
  display: none;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: white;
  background: #061721;
}

.hero-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.97;
}

.hero-vignette {
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(5, 19, 29, 0.99) 0%, rgba(5, 19, 29, 0.9) 30%, rgba(5, 19, 29, 0.38) 57%, rgba(5, 19, 29, 0.13) 100%),
    linear-gradient(0deg, rgba(4, 17, 25, 0.8), transparent 38%);
}

.hero-copy {
  position: relative;
  z-index: 4;
  width: min(700px, 88vw);
  margin-left: clamp(24px, 8vw, 130px);
  padding: 118px 0 76px;
}

.build-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid rgba(105, 217, 227, 0.24);
  border-radius: 999px;
  color: #c3eef1;
  background: rgba(11, 36, 56, 0.46);
  backdrop-filter: blur(14px);
  font-size: 12px;
  font-weight: 730;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.build-badge span,
.footer-status span {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(105, 217, 227, 0.09), 0 0 18px var(--cyan);
  animation: pulse 2.4s ease-in-out infinite;
}

.hero-kicker {
  margin: 34px 0 14px;
  color: #78c8d2;
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(58px, 7.2vw, 118px);
  font-weight: 740;
  line-height: 0.88;
  letter-spacing: -0.068em;
}

.hero h1 em {
  color: #8fe2ea;
  font-style: normal;
  font-weight: 460;
}

.hero-lead {
  max-width: 610px;
  margin: 32px 0 0;
  color: rgba(237, 243, 245, 0.76);
  font-size: clamp(17px, 1.5vw, 21px);
  font-weight: 420;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 730;
  transition: transform 0.2s, background 0.2s, box-shadow 0.2s;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--ink);
  background: var(--cyan);
  box-shadow: 0 14px 44px rgba(67, 213, 232, 0.2);
}

.button-primary:hover {
  background: #98edf2;
  box-shadow: 0 18px 52px rgba(67, 213, 232, 0.28);
}

.button-ghost {
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: white;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(12px);
}

.hero-note {
  position: absolute;
  z-index: 4;
  right: clamp(24px, 5vw, 80px);
  bottom: 38px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 11px;
  line-height: 1.45;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.wave-mini {
  color: var(--cyan);
  font-size: 28px;
  line-height: 1;
}

.data-current {
  position: absolute;
  z-index: 3;
  inset: 8% 0 5%;
  overflow: hidden;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 5%, #000 96%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 5%, #000 96%, transparent);
}

.data-current::before {
  content: "";
  position: absolute;
  top: 20%;
  left: -5%;
  width: 46%;
  height: 65%;
  background: radial-gradient(ellipse, rgba(67, 213, 232, 0.16), transparent 68%);
  filter: blur(38px);
  animation: chaos-breath 5s ease-in-out infinite;
}

.data-current::after {
  content: "";
  position: absolute;
  top: 52%;
  right: 0;
  left: 58%;
  height: 1px;
  background: linear-gradient(90deg, rgba(105, 217, 227, 0.15), rgba(105, 217, 227, 0.78), rgba(105, 217, 227, 0.16));
  box-shadow: 0 0 12px rgba(67, 213, 232, 0.56);
}

.data-particle,
.data-token {
  position: absolute;
  top: var(--start-y);
  left: -4%;
  display: block;
  margin: 0;
  will-change: left, top, transform, opacity;
  animation: data-resolve var(--duration) linear var(--delay) infinite;
}

.data-particle {
  width: var(--size);
  height: var(--size);
  border-radius: 50%;
  background: #7ee9f1;
  box-shadow: 0 0 7px #43d5e8, 0 0 17px rgba(67, 213, 232, 0.7);
}

.data-particle.tone-1 {
  border-radius: 1px;
  background: var(--cyan-bright);
  box-shadow: 0 0 9px rgba(164, 242, 245, 0.85);
}

.data-particle.tone-2 {
  background: #338fa0;
  box-shadow: 0 0 8px rgba(51, 143, 160, 0.7);
}

.data-token {
  color: rgba(165, 238, 244, 0.72);
  font: 650 10px ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: 0.05em;
  text-shadow: 0 0 9px rgba(67, 213, 232, 0.75);
}

.signal-lanes {
  position: absolute;
  top: 43.7%;
  right: -3%;
  left: 59%;
  display: grid;
  gap: 2.8vh;
}

.signal-lanes > span {
  position: relative;
  display: block;
  height: 1px;
  opacity: 0.7;
  background: linear-gradient(90deg, rgba(105, 217, 227, 0.04), rgba(105, 217, 227, 0.72) 18%, rgba(105, 217, 227, 0.25) 75%, transparent);
}

.signal-lanes > span::after {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #d5fcff;
  box-shadow: 0 0 9px var(--cyan), 0 0 20px rgba(105, 217, 227, 0.9);
  animation: signal-precision 2.8s linear var(--lane-delay) infinite;
}

.gate-pulse {
  position: absolute;
  top: 39%;
  width: 1px;
  height: 28%;
  opacity: 0.7;
  background: linear-gradient(transparent, rgba(155, 244, 248, 0.62), transparent);
  box-shadow: 0 0 14px rgba(67, 213, 232, 0.42);
  animation: gate-pulse 2.4s ease-in-out infinite;
}

.gate-one { left: 48.5%; }
.gate-two { left: 54.5%; animation-delay: 0.35s; }
.gate-three { left: 60.5%; animation-delay: 0.7s; }

.current-caption {
  position: absolute;
  top: 82%;
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(153, 229, 235, 0.46);
  font: 700 10px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.current-caption span {
  display: block;
  width: 32px;
  height: 1px;
  background: currentColor;
}

.chaos-caption { left: 5%; }
.clear-caption { right: 5%; }

@keyframes data-resolve {
  0% { left: -4%; top: var(--start-y); opacity: 0; transform: scale(0.55) rotate(0); }
  7% { opacity: 0.8; }
  19% { left: 12%; top: calc(var(--start-y) + var(--swing-a)); transform: scale(1.18) rotate(55deg); }
  36% { left: 31%; top: calc(var(--start-y) + var(--swing-b)); opacity: 0.96; transform: scale(0.86) rotate(-36deg); }
  51% { left: 49%; top: var(--end-y); transform: scale(0.72) rotate(8deg); }
  66% { left: 62%; top: var(--end-y); opacity: 0.8; transform: scale(0.58) rotate(0); }
  94% { opacity: 0.64; }
  100% { left: 104%; top: var(--end-y); opacity: 0; transform: scale(0.55); }
}

@keyframes signal-precision {
  from { left: 0; opacity: 0; }
  12% { opacity: 1; }
  85% { opacity: 0.85; }
  to { left: 100%; opacity: 0; }
}

@keyframes gate-pulse {
  0%, 100% { opacity: 0.24; transform: scaleY(0.72); }
  50% { opacity: 0.92; transform: scaleY(1.1); }
}

@keyframes chaos-breath {
  0%, 100% { transform: translate3d(-2%, 2%, 0) scale(0.94); opacity: 0.54; }
  50% { transform: translate3d(5%, -4%, 0) scale(1.12); opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.88); }
  50% { opacity: 1; transform: scale(1.08); }
}

.principle-section,
.capabilities-section,
.control-section,
.status-section {
  padding: 150px clamp(24px, 8vw, 130px);
}

.principle-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 9vw;
  background: var(--paper);
}

.section-number {
  margin: 0;
  color: var(--water);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.section-intro h2,
.control-copy h2,
.status-copy h2 {
  margin: 28px 0 26px;
  font-size: clamp(42px, 5.4vw, 76px);
  font-weight: 710;
  line-height: 0.97;
  letter-spacing: -0.058em;
}

.section-intro h2 span,
.control-copy h2 span,
.status-copy h2 span {
  color: var(--water);
  font-weight: 450;
}

.section-intro > p:last-child,
.control-copy > p:last-of-type,
.status-copy > p:last-child {
  margin: 0;
  color: #5c7180;
  font-size: 16px;
  line-height: 1.8;
}

.flow-story {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-top: 58px;
}

.flow-line {
  position: absolute;
  top: 25px;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(30, 113, 133, 0.15), rgba(30, 113, 133, 0.92));
}

.flow-line i {
  position: absolute;
  top: -4px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--water);
  box-shadow: 0 0 0 7px rgba(30, 113, 133, 0.08);
}

.flow-line i:nth-child(1) { left: 0; }
.flow-line i:nth-child(2) { left: 50%; }
.flow-line i:nth-child(3) { right: 0; }

.phase-card {
  min-height: 270px;
  padding: 26px 24px;
  border: 1px solid #dce6e9;
  border-radius: 20px;
  background: white;
  box-shadow: 0 18px 48px rgba(7, 25, 35, 0.05);
}

.phase-card > span {
  color: #8aa0aa;
  font: 700 11px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.phase-card h3 {
  margin: 76px 0 13px;
  font-size: 23px;
  letter-spacing: -0.035em;
}

.phase-card p {
  margin: 0;
  color: #647b86;
  font-size: 14px;
  line-height: 1.65;
}

.capabilities-section {
  color: white;
  background: #0b2438;
}

.section-intro-light {
  max-width: 850px;
}

.section-intro-light .section-number {
  color: #7adce4;
}

.section-intro-light h2 span {
  color: var(--cyan);
}

.section-intro-light > p:last-child {
  max-width: 690px;
  color: rgba(237, 243, 245, 0.58);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 70px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.1);
}

.capability-card {
  position: relative;
  min-height: 430px;
  padding: 28px;
  overflow: hidden;
  background: #0b2438;
  transition: background 0.35s, transform 0.35s;
}

.capability-card:hover {
  z-index: 1;
  background: #103044;
  transform: translateY(-5px);
}

.capability-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.28);
  font: 700 12px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.capability-top b {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(105, 217, 227, 0.2);
  border-radius: 12px;
  color: var(--cyan);
  font-size: 18px;
}

.eyebrow {
  margin: 92px 0 12px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 790;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.capability-card h3 {
  margin: 0;
  font-size: 25px;
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.capability-card > p:not(.eyebrow) {
  margin: 18px 0 0;
  color: rgba(237, 243, 245, 0.56);
  font-size: 14px;
  line-height: 1.72;
}

.card-arrow {
  position: absolute;
  right: 28px;
  bottom: 25px;
  color: rgba(105, 217, 227, 0.48);
  font-size: 22px;
  transition: transform 0.25s, color 0.25s;
}

.capability-card:hover .card-arrow {
  color: var(--cyan);
  transform: translateX(5px);
}

.control-section {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 9vw;
  color: white;
  background:
    radial-gradient(circle at 76% 50%, rgba(30, 113, 133, 0.22), transparent 34%),
    #071923;
}

.control-copy .section-number {
  color: #7adce4;
}

.control-copy h2 span {
  color: var(--cyan);
}

.control-copy > p:last-of-type {
  color: rgba(237, 243, 245, 0.58);
}

.control-copy ul {
  display: grid;
  gap: 16px;
  margin: 38px 0 0;
  padding: 0;
  list-style: none;
}

.control-copy li {
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.control-copy li i {
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border: 1px solid rgba(105, 217, 227, 0.22);
  border-radius: 10px;
  color: var(--cyan);
  font: normal 700 10px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.gate-visual {
  position: relative;
  min-height: 510px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.gate-card {
  position: relative;
  z-index: 2;
  width: 72%;
  padding: 24px 26px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(18px);
  box-shadow: 0 20px 65px rgba(0, 0, 0, 0.18);
}

.gate-card span {
  display: block;
  color: #64cdd7;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.gate-card b {
  display: block;
  margin-top: 10px;
  font-size: 20px;
}

.gate-card small {
  display: block;
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

.gate-card.outgoing {
  margin: 138px 0 0 auto;
  border-color: rgba(105, 217, 227, 0.28);
}

.gate-beam {
  position: absolute;
  inset: 120px 8%;
  display: flex;
  align-items: center;
}

.gate-beam span {
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, rgba(67, 213, 232, 0.05), #43d5e8 35%, var(--cyan));
  box-shadow: 0 0 20px #43d5e8;
  transform: rotate(16deg);
  animation: beam-flow 2.6s ease-in-out infinite;
}

.gate-beam i {
  position: absolute;
  left: 38%;
  width: 12px;
  height: 150px;
  border: 1px solid rgba(105, 217, 227, 0.42);
  border-radius: 8px;
  background: rgba(105, 217, 227, 0.08);
  box-shadow: inset 0 0 15px rgba(105, 217, 227, 0.16);
  transform: rotate(16deg);
}

.gate-beam i:nth-child(3) { left: 54%; height: 126px; }
.gate-beam i:nth-child(4) { left: 70%; height: 100px; }

.gate-label {
  position: absolute;
  z-index: 3;
  top: 45%;
  left: 38%;
  padding: 9px 12px;
  border-radius: 999px;
  color: #a7edf1;
  background: rgba(7, 25, 35, 0.86);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.11em;
}

@keyframes beam-flow {
  0%, 100% { opacity: 0.48; filter: saturate(0.8); }
  50% { opacity: 1; filter: saturate(1.25); }
}

.status-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 9vw;
  color: white;
  background: #f6fafb;
}

.status-copy .section-number {
  color: var(--water);
}

.status-copy h2 {
  color: var(--ink);
}

.status-copy h2 span {
  color: var(--water);
}

.status-copy > p:last-child {
  color: #5c7180;
}

.status-steps {
  padding-top: 28px;
}

.status-steps > div {
  min-height: 96px;
  display: grid;
  grid-template-columns: 62px 1fr 1.3fr;
  align-items: center;
  border-top: 1px solid #d6e2e5;
  color: #9babb2;
}

.status-steps span {
  font: 700 12px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.status-steps b {
  color: #6e848e;
  font-size: 15px;
}

.status-steps small {
  font-size: 13px;
  line-height: 1.5;
}

.status-steps .done {
  color: #5f939a;
}

.status-steps .done b {
  color: #50777c;
}

.status-steps .active {
  color: var(--water);
  border-color: var(--water);
}

.status-steps .active b {
  color: var(--ink);
}

.site-footer {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  padding: 75px clamp(24px, 8vw, 130px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: white;
  background: #06151e;
}

.footer-wordmark {
  display: block;
  width: min(210px, 100%);
  height: auto;
  margin-bottom: 20px;
}

.footer-brand p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 13px;
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 13px;
}

.footer-column p {
  margin: 0 0 7px;
  color: rgba(255, 255, 255, 0.3);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.footer-column a:hover {
  color: white;
}

.footer-status {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  gap: 10px;
  color: #83cfd6;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.82s ease, transform 0.82s cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

.capability-card:nth-child(2) { transition-delay: 0.08s; }
.capability-card:nth-child(3) { transition-delay: 0.14s; }
.capability-card:nth-child(4) { transition-delay: 0.2s; }

@media (max-width: 1100px) {
  .principle-section,
  .control-section,
  .status-section {
    grid-template-columns: 1fr;
    gap: 70px;
  }

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

  .capability-card {
    min-height: 390px;
  }

  .site-footer {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .footer-status {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}

@media (max-width: 820px) {
  :root {
    --header-height: 72px;
  }

  .site-header,
  .site-header.is-scrolled {
    height: 72px;
    padding: 0 20px;
    background: rgba(7, 25, 35, 0.93);
    backdrop-filter: blur(16px);
  }

  .brand-lockup img {
    width: 156px;
    height: auto;
  }

  .menu-button {
    width: 46px;
    height: 42px;
    display: grid;
    align-content: center;
    justify-content: center;
    gap: 5px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 12px;
    color: white;
    background: rgba(255, 255, 255, 0.05);
  }

  .menu-button span {
    width: 18px;
    height: 1px;
    display: block;
    background: currentColor;
    transition: transform 0.2s, opacity 0.2s;
  }

  .menu-button b {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

  .site-navigation {
    position: absolute;
    top: 72px;
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 22px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(7, 25, 35, 0.97);
  }

  .site-navigation.is-open {
    display: grid;
  }

  .site-navigation a {
    padding: 14px 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .site-navigation .workspace-link {
    justify-content: center;
    margin-top: 12px;
    padding: 13px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  }

  .hero {
    --mobile-flow-height: 63vw;
    min-height: auto;
    display: block;
  }

  .hero-art {
    inset: auto;
    top: 72px;
    left: 0;
    width: 112vw;
    max-width: none;
    height: auto;
    object-fit: contain;
    object-position: left top;
    opacity: 0.96;
  }

  .hero-vignette {
    inset: auto 0 auto 0;
    top: 72px;
    height: var(--mobile-flow-height);
    background:
      linear-gradient(0deg, #05131d 0%, rgba(5, 19, 29, 0.42) 22%, rgba(5, 19, 29, 0.04) 55%, transparent 76%),
      linear-gradient(90deg, rgba(5, 19, 29, 0.16), transparent 58%);
  }

  .hero-copy {
    width: auto;
    margin: 0;
    padding: calc(72px + var(--mobile-flow-height) + 22px) 24px 92px;
  }

  .hero h1 {
    max-width: 100%;
    font-size: clamp(44px, 11.9vw, 74px);
    line-height: 0.92;
    letter-spacing: -0.06em;
  }

  .hero-note {
    display: none;
  }

  .data-current {
    inset: auto 0 auto 0;
    top: 72px;
    height: var(--mobile-flow-height);
    opacity: 0.88;
  }

  .gate-one { left: 68%; }
  .gate-two { left: 76%; }
  .gate-three { left: 85%; }

  .signal-lanes {
    right: -18%;
    left: 76%;
  }

  .current-caption {
    top: 84%;
  }

  .principle-section,
  .capabilities-section,
  .control-section,
  .status-section {
    padding: 105px 24px;
  }

  .flow-story {
    grid-template-columns: 1fr;
    gap: 13px;
    padding: 0 0 0 28px;
  }

  .flow-line {
    top: 0;
    bottom: 0;
    left: 3px;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, rgba(30, 113, 133, 0.15), rgba(30, 113, 133, 0.92));
  }

  .flow-line i:nth-child(1) { top: 0; left: -4px; }
  .flow-line i:nth-child(2) { top: 50%; left: -4px; }
  .flow-line i:nth-child(3) { top: auto; right: auto; bottom: 0; left: -4px; }

  .phase-card {
    min-height: 210px;
  }

  .phase-card h3 {
    margin-top: 48px;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .capability-card {
    min-height: 360px;
  }

  .gate-visual {
    min-height: 470px;
  }

  .gate-card {
    width: 82%;
  }

  .gate-label {
    left: 28%;
  }

  .status-steps > div {
    grid-template-columns: 46px 1fr;
    gap: 3px 10px;
    padding: 20px 0;
  }

  .status-steps small {
    grid-column: 2;
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
    gap: 48px 28px;
    padding: 60px 24px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .build-badge {
    align-items: flex-start;
    border-radius: 15px;
    font-size: 10px;
    line-height: 1.4;
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .section-intro h2,
  .control-copy h2,
  .status-copy h2 {
    font-size: clamp(39px, 12vw, 56px);
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .footer-brand,
  .footer-status {
    grid-column: auto;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}