:root {
  --bg: #080c12;
  --bg-soft: #0b1119;
  --panel: #0f1722;
  --panel-2: #121d29;
  --line: rgba(150, 181, 216, 0.14);
  --line-strong: rgba(95, 170, 255, 0.28);
  --text: #f3f7fb;
  --muted: #95a4b5;
  --blue: #56a8ff;
  --blue-strong: #1c82f4;
  --green: #43dda5;
  --warm: #ffbd61;
  --warm-soft: rgba(255, 189, 97, 0.12);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --shell: 1180px;
}

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

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 65% 0%, rgba(43, 123, 217, 0.12), transparent 33rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(116, 161, 210, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(116, 161, 210, 0.03) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; }

::selection {
  background: rgba(86, 168, 255, 0.28);
  color: var(--text);
}

.shell {
  width: min(calc(100% - 40px), var(--shell));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 100;
  transform: translateY(-180%);
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--text);
  color: var(--bg);
  font-weight: 700;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.mono {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  letter-spacing: 0.02em;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}

.site-header.scrolled {
  background: rgba(8, 12, 18, 0.78);
  border-color: var(--line);
  backdrop-filter: blur(16px);
}

.nav-shell {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 850;
  letter-spacing: -0.035em;
  font-size: 1.15rem;
}

.brand img {
  filter: drop-shadow(0 0 18px rgba(86, 168, 255, 0.22));
}

.brand-soft { color: #aebaca; font-weight: 650; }

.nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav a {
  color: #aab7c7;
  font-size: 0.9rem;
  font-weight: 650;
  transition: color 160ms ease;
}

.nav a:hover,
.nav a:focus-visible { color: var(--text); }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
  border-radius: 12px;
  color: var(--text);
  padding: 10px;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  border-radius: 10px;
  background: currentColor;
}

.hero {
  position: relative;
  overflow: hidden;
  padding-top: 160px;
}

.hero::after {
  content: "";
  position: absolute;
  top: 85px;
  left: 50%;
  width: min(1000px, 95vw);
  height: 620px;
  transform: translateX(-50%);
  z-index: -1;
  background: radial-gradient(circle, rgba(30, 119, 221, 0.09), transparent 65%);
  pointer-events: none;
}

.hero-grid {
  min-height: 570px;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 82px;
}

.status-pill,
.soon-chip {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 11px;
  border: 1px solid rgba(67, 221, 165, 0.2);
  border-radius: 999px;
  background: rgba(67, 221, 165, 0.055);
  color: #aeeed7;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.11em;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(67, 221, 165, 0.08), 0 0 16px rgba(67, 221, 165, 0.7);
  animation: pulse 2.5s ease-in-out infinite;
}

.eyebrow {
  margin: 22px 0 12px;
  color: var(--blue);
  font-size: 0.74rem;
  line-height: 1.2;
  font-weight: 850;
  letter-spacing: 0.16em;
}

.hero h1,
.section-heading h2,
.closing h2 {
  margin: 0;
  max-width: 860px;
  font-size: clamp(2.7rem, 6.3vw, 5.85rem);
  line-height: 0.98;
  letter-spacing: -0.064em;
  font-weight: 880;
}

.hero h1 span,
.section-heading h2 span,
.closing h2 span {
  color: #8dc5ff;
}

.hero-lead {
  max-width: 650px;
  margin: 28px 0 0;
  color: #a9b6c5;
  font-size: clamp(1rem, 1.7vw, 1.18rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 13px;
  font-size: 0.9rem;
  font-weight: 800;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

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

.button-primary {
  background: linear-gradient(180deg, #62afff, #2e8cf4);
  color: #06111e;
  box-shadow: 0 14px 38px rgba(31, 128, 238, 0.23);
}

.button-ghost {
  border-color: var(--line-strong);
  background: rgba(69, 145, 232, 0.055);
  color: #dcecff;
}

.button-ghost:hover { background: rgba(69, 145, 232, 0.11); }

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 38px;
  color: #7e8d9e;
  font-size: 0.82rem;
}

.trust-row span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.trust-row strong {
  color: #d7e4f1;
  font-size: 0.88rem;
}

.chain-card {
  position: relative;
  min-height: 470px;
  overflow: hidden;
  border: 1px solid rgba(121, 175, 235, 0.18);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(23, 44, 66, 0.55), rgba(10, 17, 26, 0.82)),
    var(--panel);
  box-shadow: var(--shadow);
}

.chain-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(119, 168, 220, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(119, 168, 220, 0.05) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(circle at center, black, transparent 70%);
}

.chain-card-top,
.block-stream {
  position: absolute;
  z-index: 2;
  left: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.chain-card-top {
  top: 22px;
  color: #7f91a4;
  font-size: 0.69rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.block-stream {
  bottom: 22px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(5, 10, 16, 0.72);
  backdrop-filter: blur(10px);
}

.block-stream div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.block-label {
  color: #718094;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.block-stream strong { font-size: 0.85rem; }

.signal { display: inline-flex; align-items: end; gap: 3px; }
.signal i {
  display: block;
  width: 4px;
  border-radius: 3px;
  background: var(--blue);
  animation: signal 1.2s ease-in-out infinite alternate;
}
.signal i:nth-child(1) { height: 7px; animation-delay: 0s; }
.signal i:nth-child(2) { height: 11px; animation-delay: .15s; }
.signal i:nth-child(3) { height: 15px; animation-delay: .3s; }
.signal i:nth-child(4) { height: 19px; animation-delay: .45s; }

.network-visual {
  position: absolute;
  inset: 74px 28px 88px;
  display: grid;
  place-items: center;
}

.network-core {
  width: 116px;
  height: 116px;
  z-index: 3;
  display: grid;
  place-items: center;
  border: 1px solid rgba(86, 168, 255, 0.38);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(70, 154, 251, 0.2), rgba(13, 24, 37, 0.86) 72%);
  box-shadow: 0 0 70px rgba(39, 131, 237, 0.2);
}

.orbit {
  position: absolute;
  border: 1px solid rgba(98, 164, 235, 0.16);
  border-radius: 50%;
}

.orbit-a { width: 250px; height: 250px; }
.orbit-b { width: 355px; height: 355px; border-style: dashed; opacity: .75; }

.node {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: #80beff;
  box-shadow: 0 0 20px rgba(86,168,255,.8);
}
.node-1 { transform: translate(-118px, -72px); }
.node-2 { transform: translate(126px, -62px); }
.node-3 { transform: translate(137px, 92px); }
.node-4 { transform: translate(-148px, 86px); }
.node-5 { transform: translate(18px, -171px); }
.node-6 { transform: translate(-9px, 170px); }

.metrics-wrap { margin-top: 72px; }

.metrics {
  display: grid;
  grid-template-columns: 1.2fr repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(13, 21, 31, 0.7);
  overflow: hidden;
}

.metrics article {
  min-height: 120px;
  padding: 22px 24px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.metrics article:last-child { border-right: 0; }

.metrics span {
  color: #718195;
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.metrics strong {
  margin-top: 4px;
  color: #e7f1fb;
  font-size: clamp(1rem, 2vw, 1.3rem);
}

.metrics small {
  margin-top: 3px;
  color: #69798c;
  font-size: 0.72rem;
}

.section {
  padding-top: 150px;
  padding-bottom: 40px;
  scroll-margin-top: 80px;
}

.section-heading {
  max-width: 790px;
}

.section-heading h2,
.closing h2 {
  font-size: clamp(2.25rem, 5vw, 4.25rem);
  line-height: 1.02;
}

.section-heading > p:not(.eyebrow) {
  max-width: 690px;
  margin: 24px 0 0;
  color: #99a8b8;
  font-size: 1.02rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 58px;
}

.feature-card {
  position: relative;
  min-height: 290px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(86,168,255,.055), transparent 48%),
    rgba(13, 21, 31, 0.74);
  transition: transform 180ms ease, border-color 180ms ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(86,168,255,.28);
}

.feature-index {
  color: #57728f;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.75rem;
}

.feature-card h3 {
  margin: 58px 0 10px;
  font-size: 1.28rem;
}

.feature-card p {
  margin: 0;
  color: #8e9daf;
  font-size: .92rem;
}

.feature-tag {
  position: absolute;
  left: 28px;
  bottom: 24px;
  color: #729cc7;
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.section-split {
  margin-top: 120px;
  padding: 130px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 18% 50%, rgba(51, 132, 226, .10), transparent 30rem),
    rgba(8, 13, 20, .72);
}

.split-grid,
.docs-grid {
  display: grid;
  grid-template-columns: .88fr 1.12fr;
  gap: 80px;
  align-items: start;
}

.platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}

.platforms span {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: #a9bacd;
  background: rgba(255,255,255,.02);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .72rem;
}

.steps {
  border-top: 1px solid var(--line);
}

.steps article {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.steps article > span {
  padding-top: 3px;
  color: var(--blue);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .75rem;
}

.steps h3,
.steps p { margin: 0; }
.steps h3 { font-size: 1.05rem; }
.steps p { margin-top: 4px; color: #8595a7; font-size: .88rem; }

.emission-panel {
  position: relative;
  overflow: hidden;
  padding: 50px;
  border: 1px solid var(--line-strong);
  border-radius: 30px;
  background:
    radial-gradient(circle at 78% 25%, rgba(60, 145, 240, .12), transparent 28rem),
    linear-gradient(145deg, rgba(16, 28, 42, .94), rgba(9, 15, 23, .94));
  box-shadow: var(--shadow);
}

.compact h2 { font-size: clamp(2.2rem, 4vw, 3.5rem); }

.emission-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 46px;
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--line);
}

.emission-facts article {
  min-height: 112px;
  padding: 23px;
  background: #0c141e;
}

.emission-facts span {
  display: block;
  color: #677a90;
  font-size: .66rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.emission-facts strong {
  display: block;
  margin-top: 10px;
  font-size: 1.25rem;
}

.emission-line {
  position: relative;
  height: 72px;
  margin: 34px 0 12px;
  border-bottom: 1px solid rgba(86,168,255,.24);
}

.emission-line::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 50px;
  background: linear-gradient(10deg, rgba(86,168,255,.04), rgba(86,168,255,.17));
  clip-path: polygon(0 90%, 15% 76%, 32% 66%, 50% 52%, 67% 37%, 84% 19%, 100% 2%, 100% 100%, 0 100%);
}

.emission-line span {
  position: absolute;
  bottom: -4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 14px rgba(86,168,255,.7);
}
.emission-line span:nth-child(1){left:0}
.emission-line span:nth-child(2){left:20%}
.emission-line span:nth-child(3){left:40%}
.emission-line span:nth-child(4){left:60%}
.emission-line span:nth-child(5){left:80%}
.emission-line span:nth-child(6){right:0}

.fineprint {
  margin: 0;
  color: #708195;
  font-size: .78rem;
}

.solidarity {
  position: relative;
  margin-top: 120px;
  padding: 140px 0;
  border-top: 1px solid rgba(255,189,97,.12);
  border-bottom: 1px solid rgba(255,189,97,.12);
  background:
    radial-gradient(circle at 72% 30%, rgba(255, 170, 65, .095), transparent 29rem),
    rgba(15, 13, 11, .48);
}

.warm,
.warm-text { color: var(--warm) !important; }

.solidarity-grid {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 80px;
  align-items: center;
}

.solidarity-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 10px;
}

.flow-item {
  min-height: 128px;
  padding: 18px 14px;
  border: 1px solid rgba(255,189,97,.16);
  border-radius: 16px;
  background: rgba(255,189,97,.035);
}

.flow-item > span {
  color: var(--warm);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: .7rem;
}

.flow-item strong,
.flow-item small { display: block; }
.flow-item strong { margin-top: 24px; font-size: .83rem; }
.flow-item small { margin-top: 4px; color: #978b7d; font-size: .7rem; }
.flow-arrow { color: #785f3f; }

.transparency-card {
  position: relative;
  margin-top: 70px;
  padding: 34px;
  display: grid;
  grid-template-columns: 1.2fr 1fr auto;
  align-items: center;
  gap: 36px;
  border: 1px solid rgba(255,189,97,.18);
  border-radius: 20px;
  background: rgba(255,189,97,.035);
}

.transparency-card .eyebrow { margin-top: 0; }
.transparency-card h3 { margin: 0; max-width: 480px; font-size: 1.25rem; }

.transparency-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
  color: #a99987;
  font-size: .78rem;
}

.transparency-list span::before {
  content: "✓";
  margin-right: 7px;
  color: var(--warm);
}

.soon-chip {
  border-color: rgba(255,189,97,.18);
  background: var(--warm-soft);
  color: #e7bd7f;
}

.timeline {
  position: relative;
  max-width: 920px;
  margin-top: 64px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 11px;
  bottom: 20px;
  width: 1px;
  background: linear-gradient(to bottom, var(--green) 0 28%, var(--blue) 28% 55%, var(--line) 55%);
}

.timeline article {
  position: relative;
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 26px;
  padding-bottom: 38px;
}

.timeline-dot {
  width: 21px;
  height: 21px;
  z-index: 1;
  border: 5px solid var(--bg);
  border-radius: 50%;
  background: #354354;
  box-shadow: 0 0 0 1px #354354;
}

.timeline .done .timeline-dot {
  background: var(--green);
  box-shadow: 0 0 0 1px var(--green), 0 0 18px rgba(67,221,165,.2);
}

.timeline .active .timeline-dot {
  background: var(--blue);
  box-shadow: 0 0 0 1px var(--blue), 0 0 20px rgba(86,168,255,.3);
}

.timeline small {
  color: #697a8d;
  font-size: .67rem;
  font-weight: 850;
  letter-spacing: .12em;
}

.timeline .active small { color: var(--blue); }
.timeline h3 { margin: 5px 0 5px; font-size: 1.15rem; }
.timeline p { margin: 0; color: #8292a4; font-size: .9rem; }

.docs-section {
  margin-top: 100px;
  padding: 130px 0;
  border-top: 1px solid var(--line);
  background: rgba(9, 15, 23, .52);
}

.docs-cards {
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
}

.docs-cards article {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 18px;
  min-height: 102px;
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.012);
}

.docs-cards article:last-child { border-bottom: 0; }

.docs-cards > article > .mono {
  color: #52708e;
  font-size: .72rem;
}

.docs-cards h3,
.docs-cards p { margin: 0; }
.docs-cards h3 { font-size: .98rem; }
.docs-cards p { margin-top: 3px; color: #79899a; font-size: .78rem; }

.doc-state {
  color: #71869c;
  font-size: .68rem;
  font-weight: 750;
  white-space: nowrap;
}

.closing {
  padding: 150px 0;
  text-align: center;
}

.closing-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.closing img {
  margin-bottom: 4px;
  filter: drop-shadow(0 0 24px rgba(86,168,255,.28));
}

.closing .eyebrow { margin-bottom: 14px; }
.closing h2 { max-width: 830px; }
.closing > .shell > p:not(.eyebrow) {
  max-width: 650px;
  margin: 22px auto 30px;
  color: #8797a9;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #070b10;
}

.footer-grid {
  min-height: 190px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 60px;
  align-items: center;
}

.footer-grid > div:first-child p {
  max-width: 290px;
  margin: 12px 0 0;
  color: #667789;
  font-size: .78rem;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 28px;
}

.footer-links a {
  color: #8b9bac;
  font-size: .78rem;
}

.footer-links a:hover { color: var(--text); }

.footer-legal {
  max-width: 390px;
  justify-self: end;
  color: #617182;
  font-size: .72rem;
}

.footer-bottom {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  color: #556678;
  font-size: .68rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay { transition-delay: 100ms; }

@keyframes pulse {
  0%, 100% { opacity: .65; transform: scale(.92); }
  50% { opacity: 1; transform: scale(1.05); }
}

@keyframes signal {
  from { opacity: .35; transform: scaleY(.65); transform-origin: bottom; }
  to { opacity: 1; transform: scaleY(1); transform-origin: bottom; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media (max-width: 1040px) {
  .hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 58px;
  }

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

  .chain-card {
    max-width: 700px;
    width: 100%;
    min-height: 390px;
  }

  .metrics { grid-template-columns: repeat(3, 1fr); }
  .metrics article:nth-child(3) { border-right: 0; }
  .metrics article:nth-child(-n+3) { border-bottom: 1px solid var(--line); }

  .split-grid,
  .docs-grid,
  .solidarity-grid {
    grid-template-columns: 1fr;
    gap: 55px;
  }

  .solidarity-flow { max-width: 800px; }
  .transparency-card { grid-template-columns: 1fr 1fr; }
  .transparency-card .soon-chip { grid-column: 1 / -1; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 35px;
    padding: 50px 0;
  }

  .footer-legal {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 760px) {
  .shell { width: min(calc(100% - 28px), var(--shell)); }

  .site-header {
    background: rgba(8, 12, 18, .88);
    border-color: var(--line);
    backdrop-filter: blur(15px);
  }

  .nav-shell { min-height: 66px; }
  .nav-toggle { display: block; }

  .nav {
    position: absolute;
    top: 66px;
    left: 14px;
    right: 14px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #0c131d;
    box-shadow: var(--shadow);
  }

  .nav.open { display: flex; }

  .nav a {
    padding: 12px 13px;
    border-radius: 10px;
  }

  .nav a:hover { background: rgba(255,255,255,.03); }

  .hero { padding-top: 120px; }
  .hero-grid { gap: 44px; }
  .hero h1 { font-size: clamp(2.65rem, 13vw, 4.25rem); }

  .trust-row { gap: 10px 18px; }

  .chain-card { min-height: 345px; }
  .network-visual { transform: scale(.82); }
  .block-stream { left: 16px; right: 16px; bottom: 16px; }
  .chain-card-top { left: 18px; right: 18px; }

  .metrics-wrap { margin-top: 52px; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .metrics article { min-height: 105px; padding: 18px; }
  .metrics article:nth-child(2n) { border-right: 0; }
  .metrics article:nth-child(3) { border-right: 1px solid var(--line); }
  .metrics article:nth-child(4) { border-bottom: 1px solid var(--line); }
  .metrics article:last-child { grid-column: 1 / -1; border-bottom: 0; border-right: 0; }

  .section { padding-top: 105px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 250px; }
  .feature-card h3 { margin-top: 42px; }

  .section-split,
  .solidarity,
  .docs-section {
    margin-top: 80px;
    padding: 100px 0;
  }

  .emission-panel { padding: 28px 20px; }
  .emission-facts { grid-template-columns: 1fr 1fr; }

  .solidarity-flow {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .flow-item { min-height: auto; }
  .flow-item strong { margin-top: 10px; }
  .flow-arrow {
    transform: rotate(90deg);
    justify-self: center;
  }

  .transparency-card {
    padding: 24px 20px;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .transparency-card .soon-chip { grid-column: auto; }
  .transparency-list { grid-template-columns: 1fr; }

  .docs-cards article {
    grid-template-columns: 32px 1fr;
  }

  .doc-state {
    grid-column: 2;
    white-space: normal;
  }

  .closing { padding: 110px 0; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-legal { grid-column: auto; }
}

@media (max-width: 460px) {
  .hero-actions .button { width: 100%; }
  .metrics { grid-template-columns: 1fr; }
  .metrics article,
  .metrics article:nth-child(3) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .metrics article:last-child { grid-column: auto; }
  .emission-facts { grid-template-columns: 1fr; }
  .footer-bottom { gap: 16px; flex-wrap: wrap; padding: 18px 0; }
}

/* SYPcoin official visual identity, approved artwork (v0.2). */
.chain-card-brand {
  min-height: 0;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  isolation: isolate;
  background: radial-gradient(circle at 50% 40%, rgba(28, 119, 215, 0.19), transparent 65%), #050d16;
  overflow: hidden;
}
.chain-card-brand::before {
  background-size: 38px 38px;
  opacity: 0.55;
}
.brand-art-halo {
  position: absolute;
  z-index: -1;
  inset: 9% 5%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(8,112,212,.17), transparent 70%);
}
.official-hero-logo {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 0 22px rgba(0,153,255,.1));
}
.emission-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, .58fr);
  align-items: center;
  gap: 34px;
}
.emission-intro .section-heading { min-width: 0; }
.coin-art {
  display: grid;
  place-items: center;
}
.coin-art img {
  width: min(100%, 310px);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 32px rgba(21,129,241,.18));
}
@media (max-width: 1040px) {
  .chain-card-brand { max-width: 520px; min-height: 0; }
}
@media (max-width: 760px) {
  .chain-card-brand { min-height: 0; max-width: 100%; padding: 8px; }
  .emission-intro { grid-template-columns: 1fr; gap: 18px; }
  .coin-art img { width: min(100%, 295px); }
}
@media (max-width: 390px) {
  .chain-card-brand { min-height: 0; }
}

/* SYPcoin solidarity policy and public accounting — v0.3 */
.solidarity-intro {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 5vw, 76px);
  align-items: center;
}
.solidarity-intro .section-heading h2 {
  font-size: clamp(2.15rem, 4vw, 3.75rem);
}
.button-solidarity {
  margin-top: 28px;
  color: #241403;
  background: linear-gradient(180deg, #ffcf8c, #f0a84d);
  box-shadow: 0 12px 34px rgba(255, 174, 76, .13);
}
.solidarity-allocation {
  padding: clamp(22px, 3vw, 38px);
  border: 1px solid rgba(255, 189, 97, .25);
  border-radius: 24px;
  background: linear-gradient(155deg, rgba(255,189,97,.075), rgba(9,15,23,.75));
}
.solidarity-allocation-head, .allocation-numbers, .allocation-history {
  display: flex;
  justify-content: space-between;
  gap: 14px;
}
.solidarity-allocation-head {
  font: 750 .67rem/1.5 ui-monospace, Consolas, monospace;
  letter-spacing: .08em;
  color: #c2a781;
}
.allocation-total { color: var(--warm); text-align: right; }
.allocation-bar {
  display: flex;
  gap: 5px;
  height: 11px;
  margin: 26px 0 20px;
  border-radius: 100px;
  overflow: hidden;
}
.allocation-bar span { width: 50%; background: #f5ad50; }
.allocation-bar span:last-child { background: #6fa9f6; }
.allocation-numbers > div { flex: 1; min-width: 0; }
.allocation-value { display: block; color: #f8c587; font-size: clamp(2.1rem, 3vw, 3.15rem); font-weight: 850; line-height: 1.15; letter-spacing: -.05em; }
.allocation-numbers > div:last-child .allocation-value { color: #88bbff; }
.allocation-numbers strong { display: block; margin-top: 5px; font-size: 1rem; }
.allocation-numbers small { display: block; color: #a39789; font-size: .75rem; line-height: 1.45; }
.allocation-history {
  flex-direction: column;
  margin-top: 26px;
  padding: 16px 0;
  border-top: 1px solid rgba(255,189,97,.16);
  border-bottom: 1px solid rgba(255,189,97,.16);
  font: 700 .72rem/1.7 ui-monospace, Consolas, monospace;
  letter-spacing: .025em;
}
.allocation-history span { color: #9b8e7c; text-decoration: line-through; }
.allocation-history strong { color: #f8cf9f; }
.allocation-footnote { margin: 18px 0 0; color: #9e958a; font-size: .82rem; line-height: 1.6; }
.solidarity-promise {
  margin-top: 75px;
  display: grid;
  grid-template-columns: minmax(100px, .25fr) 1fr;
  gap: 30px;
  padding: clamp(25px, 4vw, 44px);
  border: 1px solid rgba(255,189,97,.24);
  border-radius: 22px;
  background: rgba(255,189,97,.055);
}
.promise-symbol { align-self: start; color: #ffcd86; font-size: clamp(2.5rem,5vw,4.5rem); font-weight: 850; letter-spacing: -.055em; line-height: 1; white-space: nowrap; }
.solidarity-promise .eyebrow { margin: 0 0 10px; }
.solidarity-promise h3 { font-size: clamp(1.22rem,2.6vw,1.9rem); line-height: 1.25; margin: 0; }
.solidarity-promise p:last-child { color: #a99c8c; margin: 14px 0 0; font-size: .91rem; }
.solidarity-ledger-preview {
  margin-top: 18px;
  padding: clamp(25px,4vw,42px);
  border: 1px solid rgba(255,189,97,.17);
  border-radius: 22px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px 45px;
  align-items: center;
  background: rgba(13,18,24,.7);
}
.solidarity-ledger-preview .eyebrow { margin-top: 0; }
.solidarity-ledger-preview h3 { margin: 0; font-size: 1.35rem; }
.solidarity-ledger-preview p { max-width: 680px; margin: 12px 0 0; color: #998f84; font-size: .88rem; }
.solidarity-ledger-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.solidarity-ledger-chips span { border: 1px solid rgba(255,189,97,.19); border-radius: 30px; padding: 7px 12px; color: #c9b59c; font-size: .75rem; }
.solidarity-ledger-preview .button { justify-self: start; }
.solidarity-lots-note { margin-top: 26px; display: flex; gap: 20px; align-items: start; }
.solidarity-lots-note strong { flex: 0 0 220px; color: #e9cba7; }
.solidarity-lots-note p { margin: 0; color: #8c8175; font-size: .84rem; }
@media(max-width: 1000px) {
  .solidarity-intro { grid-template-columns: 1fr; gap: 36px; }
}
@media(max-width: 760px) {
  .solidarity-promise { grid-template-columns: 1fr; }
  .solidarity-ledger-preview { grid-template-columns: 1fr; }
  .solidarity-lots-note { flex-direction: column; gap: 6px; }
  .solidarity-lots-note strong { flex: auto; }
  .allocation-numbers { gap: 16px; }
  .solidarity-allocation-head { flex-wrap: wrap; }
}

/* Public transparency page */
.accounting-page { background: #080c12; }
.accounting-hero { padding: 148px 0 62px; border-bottom: 1px solid var(--line); background: radial-gradient(circle at 70% 35%, rgba(255,180,92,.075), transparent 40%); }
.accounting-hero h1 { max-width: 900px; font-size: clamp(2.6rem, 6vw, 5.2rem); line-height: 1.05; letter-spacing: -.06em; margin: 0; }
.accounting-hero h1 span { color: #ffca83; }
.accounting-hero .intro { max-width: 860px; color: #a8acb2; font-size: 1.1rem; margin: 25px 0; }
.accounting-status { display: inline-flex; padding: 9px 13px; border-radius: 20px; border: 1px solid rgba(255,189,97,.27); color: #ffca83; background: rgba(255,189,97,.06); font-size: .8rem; font-weight: 750; }
.accounting-section { padding-top: 88px; padding-bottom: 20px; scroll-margin-top: 88px; }
.accounting-section h2 { margin: 0 0 18px; letter-spacing: -.045em; font-size: clamp(1.7rem, 3vw, 2.6rem); }
.accounting-section > p, .accounting-section .section-prose { color: #a0aab6; max-width: 900px; }
.accounting-section p { line-height: 1.65; }
.accounting-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 15px; margin-top: 30px; }
.account-card { padding: clamp(20px,3vw,30px); background: #0e1721; border: 1px solid var(--line); border-radius: 19px; }
.account-card .eyebrow { margin-top: 0; }
.account-card h3 { font-size: 1.3rem; margin: 0 0 12px; }
.account-card p { color: #9babbc; margin: 0 0 20px; font-size: .86rem; }
.account-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; border-top: 1px solid var(--line); padding-top: 20px; }
.account-stats div { display: flex; flex-direction: column; gap: 5px; }
.account-stats dt { color: #7a90a3; font-size: .71rem; }
.account-stats dd { margin: 0; font-size: 1rem; font-weight: 750; }
.accounting-note { padding: 21px 25px; border: 1px solid rgba(255,189,97,.2); background: rgba(255,189,97,.04); border-radius: 16px; color: #c2ac90; margin: 27px 0 0; }
.accounting-history { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 30px; }
.accounting-history div { border-left: 3px solid #789bbb; padding-left: 22px; }
.accounting-history div:last-child { border-color: #ffbd61; }
.accounting-history strong { display: block; font-size: clamp(1.45rem,2.5vw,2.4rem); }
.accounting-history span { color: #9cacc0; font-size: .87rem; }
.audit-table-wrap { margin-top: 26px; border: 1px solid var(--line); border-radius: 15px; overflow-x: auto; }
.audit-table { border-collapse: collapse; width: 100%; min-width: 690px; font-size: .85rem; }
.audit-table th, .audit-table td { padding: 16px 15px; text-align: left; border-bottom: 1px solid var(--line); }
.audit-table th { color: #a2b0c0; background: #111c28; font-weight: 700; white-space: nowrap; }
.audit-table td { color: #cad5df; }
.audit-table .empty-row td { text-align: center; color: #8c9aab; padding: 36px 20px; }
.evidence-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 15px; margin-top: 26px; }
.evidence-grid article { padding: 24px; border: 1px solid var(--line); border-radius: 17px; background: rgba(15,24,35,.65); }
.evidence-grid strong { display: block; font-size: 1rem; }
.evidence-grid p { color: #91a0ae; font-size: .85rem; }
.accounting-page .closing { padding: 90px 0; }
.accounting-footnote { color: #93a4b5; font-size: .84rem; margin-top: 22px; }
@media(max-width: 760px) {
  .accounting-hero { padding-top: 115px; }
  .accounting-grid, .evidence-grid, .accounting-history { grid-template-columns: 1fr; }
  .account-stats { gap: 8px; }
}

/* Site release status and security: v0.4 */
.nav { gap: clamp(12px, 1.8vw, 25px); }
.nav a { white-space: nowrap; }
.nav a.nav-security {
  color: #a9d4ff;
  font-weight: 800;
}
.nav a.nav-security:hover,
.nav a.nav-security:focus-visible { color: #fff; }

.status-pill[data-project-status] {
  font-size: clamp(.95rem, 1.25vw, 1.1rem);
  font-weight: 900;
  letter-spacing: .09em;
  line-height: 1.3;
  padding: 11px 18px;
  gap: 13px;
  border-width: 1px;
  box-shadow: 0 0 0 1px rgba(255, 114, 121, .08), 0 0 26px rgba(249, 67, 79, .12);
}
.status-pill-primary[data-project-status] {
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  padding: 13px 20px;
}
.status-pill[data-project-status][data-stage="development"] {
  color: #ffb5ba;
  border-color: rgba(255, 101, 112, .56);
  background: rgba(181, 28, 42, .22);
}
.status-pill[data-project-status][data-stage="development"] .status-dot {
  background: #ff5f70;
  box-shadow: 0 0 0 5px rgba(255, 95, 112, .13), 0 0 18px rgba(255, 95, 112, .65);
}
.status-pill[data-project-status][data-stage="advanced"] {
  color: #ffe0ae;
  border-color: rgba(255, 169, 66, .6);
  background: rgba(179, 99, 13, .2);
  box-shadow: 0 0 0 1px rgba(255, 169, 66, .06), 0 0 26px rgba(255, 169, 66, .13);
}
.status-pill[data-project-status][data-stage="advanced"] .status-dot {
  background: #ffb652;
  box-shadow: 0 0 0 5px rgba(255, 182, 82, .14), 0 0 18px rgba(255, 182, 82, .7);
}
.status-pill[data-project-status][data-stage="ready"] {
  color: #baf9db;
  border-color: rgba(67, 221, 165, .6);
  background: rgba(13, 119, 79, .23);
  box-shadow: 0 0 0 1px rgba(67, 221, 165, .06), 0 0 26px rgba(67, 221, 165, .12);
}
.status-pill[data-project-status][data-stage="ready"] .status-dot {
  background: #43dda5;
  box-shadow: 0 0 0 5px rgba(67, 221, 165, .12), 0 0 18px rgba(67, 221, 165, .6);
}

.security-feature {
  padding: 132px 0 110px;
  margin-top: 115px;
  border-top: 1px solid rgba(86, 168, 255, .16);
  border-bottom: 1px solid rgba(86, 168, 255, .16);
  background:
    radial-gradient(circle at 73% 33%, rgba(48, 132, 245, .13), transparent 38%),
    linear-gradient(180deg, rgba(13,25,37,.9), rgba(8,14,22,.82));
}
.security-feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: clamp(30px,5vw,75px);
}
.security-story h2 {
  max-width: 590px;
  font-size: clamp(2.4rem, 4.7vw, 4.15rem);
  line-height: 1.06;
  letter-spacing: -.06em;
  margin: 0;
}
.security-story h2 span { color: #8bbff8; }
.security-story > p:not(.eyebrow) {
  max-width: 570px;
  margin: 25px 0 0;
  color: #a8b6c6;
  font-size: 1.04rem;
}
.security-story-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.security-phase {
  color: #8ca3bd;
  font: 700 .74rem/1.45 ui-monospace, Consolas, monospace;
}
.security-display {
  position: relative;
  padding: clamp(23px,3vw,32px);
  overflow: hidden;
  border-radius: 26px;
  border: 1px solid rgba(93, 171, 255, .29);
  background:
    radial-gradient(circle at 50% 30%, rgba(72,163,255,.12), transparent 50%),
    linear-gradient(140deg, rgba(16,34,53,.95), rgba(6,14,24,.96));
  box-shadow: 0 24px 80px rgba(0,0,0,.19);
}
.security-display-header {
  display: flex;
  gap: 12px;
  align-items: center;
  font: 800 .7rem/1.3 ui-monospace, Consolas, monospace;
  letter-spacing: .105em;
  color: #89b8e9;
}
.security-mark { margin-left: auto; color: #567f9e; }
.security-icon { color: #6cb8ff; font-size: 1.2rem; }
.security-shield {
  position: relative;
  height: 175px;
  display: grid;
  place-items: center;
}
.shield-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(94,175,255,.24);
  box-shadow: 0 0 26px rgba(62,159,255,.07);
}
.shield-ring-outer { height: 154px; width: 154px; border-style: dashed; }
.shield-ring-inner { height: 105px; width: 105px; border-color: rgba(110,194,255,.42); }
.security-shield > span {
  font-size: 3.7rem;
  color: #6dbfff;
  text-shadow: 0 0 24px rgba(74,165,255,.7);
}
.security-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.security-controls > div {
  padding: 17px 14px;
  border: 1px solid rgba(113,176,237,.15);
  border-radius: 13px;
  background: rgba(13,27,40,.7);
}
.security-controls span {
  display: block; color: #6aa9eb;
  font: 750 .66rem/1.4 ui-monospace,Consolas,monospace;
}
.security-controls strong { display: block; margin: 4px 0; font-size: .86rem; }
.security-controls small { display: block; color: #8095a9; font-size: .7rem; }
.security-display-note {
  margin: 16px 0 0;
  font-size: .72rem;
  color: #8da0b2;
}
.security-principles {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 20px;
  margin-top: 40px;
}
.security-principles > div {
  padding-left: 20px;
  border-left: 2px solid rgba(93,177,255,.45);
}
.security-principles strong { display: block; font-size: .95rem; }
.security-principles span { display: block; margin-top: 6px; color: #829bb2; font-size: .8rem; }

.security-page .security-page-hero {
  padding: 150px 0 96px;
  border-bottom: 1px solid var(--line);
  background: radial-gradient(circle at 74% 28%, rgba(57,137,243,.13), transparent 45%);
}
.security-page .security-page-hero h1 {
  font-size: clamp(2.75rem,6vw,5.1rem);
  line-height: 1.04;
  letter-spacing: -.061em;
  margin: 20px 0 0;
  max-width: 960px;
}
.security-page .security-page-hero h1 span { color: #8dc5ff; }
.security-page .security-page-hero p:not(.eyebrow) {
  max-width: 830px;
  color: #a9b8c8;
  font-size: 1.07rem;
  margin: 22px 0 28px;
}
.security-page .security-page-section { padding-top: 85px; padding-bottom: 25px; scroll-margin-top: 85px; }
.security-page .security-page-section h2 {
  margin: 0 0 20px;
  font-size: clamp(1.9rem,3.9vw,3.2rem);
  line-height: 1.1;
  letter-spacing: -.05em;
}
.security-page .security-page-section > p:not(.eyebrow) { max-width: 850px; color: #9badbf; }
.security-page .security-page-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 17px;
  margin-top: 32px;
}
.security-page .security-page-card {
  padding: 29px;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: linear-gradient(150deg, rgba(57,137,243,.055), rgba(12,21,31,.82));
}
.security-page .security-page-card .mono { color: #79b9fa; font-size: .72rem; }
.security-page .security-page-card h3 { margin: 14px 0 10px; font-size: 1.19rem; }
.security-page .security-page-card p { color: #93a5b7; font-size: .9rem; margin: 0; }
.security-page .security-evidence-list { display: grid; gap: 10px; margin-top: 28px; }
.security-page .security-evidence-list article {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 18px 23px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #0d1721;
}
.security-page .security-evidence-list strong { display: block; }
.security-page .security-evidence-list p { margin: 5px 0 0; color: #899baa; font-size: .82rem; }
.security-page .evidence-state {
  color: #f6d49f;
  font: 750 .72rem/1.3 ui-monospace, Consolas, monospace;
  text-align: right;
}
.security-page .security-caveat {
  margin-top: 26px;
  padding: 22px 26px;
  border-left: 3px solid #ffb75a;
  background: rgba(255,183,90,.045);
  color: #bdad97;
  line-height: 1.65;
}
.security-page .security-mini-nav { display: flex; gap: 11px; flex-wrap: wrap; }
.security-page .security-mini-nav a { color: #a9cee9; padding: 7px 11px; border: 1px solid var(--line); border-radius: 9px; font-size: .85rem; }
.security-page .security-mini-nav a:hover { border-color: var(--line-strong); }
@media(max-width:1040px) {
  .security-feature-grid { grid-template-columns: 1fr; }
  .security-story { max-width: 760px; }
  .security-display { width: 100%; max-width: 700px; }
}
@media(max-width:760px) {
  .status-pill-primary[data-project-status] { font-size: 1rem; padding: 11px 15px; }
  .security-feature { padding: 100px 0 75px; margin-top: 80px; }
  .security-controls { grid-template-columns: 1fr 1fr; }
  .security-principles { grid-template-columns: 1fr; gap: 25px; }
  .security-page .security-page-hero { padding: 112px 0 65px; }
  .security-page .security-page-grid { grid-template-columns: 1fr; }
  .security-page .security-evidence-list article { grid-template-columns: 1fr; gap: 8px; }
  .security-page .evidence-state { text-align: left; }
  .nav a.nav-security { color: #b6dcff; }
}
@media(max-width:390px) {
  .security-controls { grid-template-columns: 1fr; }
}

/* Medium-width navigation guard: avoid crowded header links on tablets. */
@media (min-width: 761px) and (max-width: 1120px) {
  .nav-toggle { display: block; flex-shrink: 0; }
  .nav {
    position: absolute;
    top: 74px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    max-width: 640px;
    margin-left: auto;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: #0c131d;
    box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 13px; border-radius: 10px; }
  .nav a:hover { background: rgba(255,255,255,.03); }
}

/* Hitos del desarrollo, v0.5: matched to the existing SYPcoin visual system. */
.milestones-home { scroll-margin-top: 84px; }
.milestones-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 36px;
}
.milestone-card, .milestone-entry {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(150deg, rgba(86,168,255,.035), rgba(13,21,31,.82));
}
.milestone-card { display: flex; flex-direction: column; padding: 26px; min-width: 0; }
.milestone-card-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 13px;
  justify-content: space-between;
}
.milestone-card time, .milestone-entry time {
  color: #9fb3c7;
  font: 700 .74rem/1.45 ui-monospace, Consolas, monospace;
}
.milestone-state {
  display: inline-flex;
  max-width: 100%;
  border: 1px solid rgba(110,174,240,.23);
  padding: 5px 9px;
  border-radius: 99px;
  background: rgba(64,130,198,.095);
  color: #a8cff2;
  font: 800 .65rem/1.35 ui-monospace, Consolas, monospace;
  letter-spacing: .035em;
}
.milestone-card h3 { margin: 21px 0 12px; font-size: 1.2rem; line-height: 1.27; }
.milestone-card p, .milestone-entry p { margin: 0; color: #9ba9ba; font-size: .89rem; }
.milestone-scope {
  display: block;
  margin-top: 19px;
  color: #a6bfd8;
  font: 650 .74rem/1.6 ui-monospace, Consolas, monospace;
}
.milestone-evidence-pending, .milestone-evidence-link {
  display: block;
  font-size: .75rem;
  margin-top: 15px;
  color: #8193a7;
}
.milestone-evidence-link { text-decoration: underline; color: #a6d1ff; }
.milestone-card .milestone-evidence-pending,
.milestone-card .milestone-evidence-link { margin-top: auto; padding-top: 17px; }
.milestones-more { margin-top: 26px; }
.milestone-page-hero {
  padding: 145px 0 84px;
  border-bottom: 1px solid var(--line);
  background: radial-gradient(circle at 74% 20%, rgba(50,126,222,.11), transparent 41%);
}
.milestone-page-hero h1 {
  max-width: 960px;
  margin: 18px 0;
  font-size: clamp(2.7rem, 5.8vw, 5.1rem);
  letter-spacing: -.06em;
  line-height: 1.06;
}
.milestone-page-hero h1 span { color: #8dc5ff; }
.milestone-page-hero p:not(.eyebrow) { max-width: 860px; color: #9aaabd; }
.milestone-page-intro { padding-top: 64px; }
.milestone-ledger { display: grid; gap: 16px; margin-top: 28px; }
.milestone-entry {
  display: grid;
  grid-template-columns: minmax(150px, 210px) minmax(0, 1fr);
  gap: 20px;
  padding: clamp(20px, 3vw, 32px);
}
.milestone-entry h2 { font-size: clamp(1.2rem, 2.2vw, 1.65rem); margin: 11px 0 13px; line-height: 1.3; }
.milestone-entry p + p { margin-top: 12px; }
.milestone-entry .milestone-details { margin-top: 12px; color: #8397aa; }
.milestone-entry .milestone-checks {
  display: block;
  margin-top: 18px;
  color: #86c0f6;
  font: 700 .78rem/1.6 ui-monospace, Consolas, monospace;
}
.milestone-entry .milestone-evidence-pending,
.milestone-entry .milestone-evidence-link { margin-top: 16px; }
.milestone-entry .milestone-id { color: #7298b8; font-size: .69rem; display: block; margin-top: 12px; }
.milestone-disclaimer {
  margin-top: 32px;
  padding: 23px 27px;
  border: 1px solid rgba(255,189,97,.22);
  border-radius: 16px;
  background: rgba(255,189,97,.045);
  color: #c3b093;
}
.milestone-disclaimer p { margin: 0; }
@media (max-width: 1040px) {
  .milestones-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .milestones-grid { grid-template-columns: 1fr; }
  .milestone-page-hero { padding: 116px 0 66px; }
  .milestone-entry { grid-template-columns: 1fr; gap: 12px; }
}

/* Public docs, responsive FAQ and working navigation - web v0.9 */
.docs-cards a.doc-resource {display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:18px;min-height:102px;padding:20px 22px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.012);color:inherit;text-decoration:none}
.docs-cards a.doc-resource:hover,.docs-cards a.doc-resource:focus-visible {background:rgba(73,156,232,.08)}
.docs-cards a.doc-resource:last-child {border-bottom:0}
.docs-cards a.doc-resource>.mono {color:#52708e;font-size:.72rem}
.docs-start {margin-top:24px}
.info-page {background:#080c12}
.info-hero {padding:148px 0 75px;border-bottom:1px solid var(--line);background:radial-gradient(circle at 75% 30%,rgba(50,126,222,.11),transparent 38%)}
.info-hero .eyebrow {margin-top:20px}
.info-hero h1 {font-size:clamp(2.7rem,5.7vw,5.4rem);letter-spacing:-.06em;max-width:950px;line-height:1.08;margin:18px 0 22px}
.info-hero h1 span,.info-section h2 span {color:#8dc5ff}
.info-hero p:not(.eyebrow) {max-width:870px;color:#a6b3c2;line-height:1.7}
.info-quicklinks {display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.info-quicklinks a {display:inline-flex;padding:10px 14px;color:#a9d5ff;border:1px solid var(--line-strong);border-radius:10px;background:rgba(38,96,156,.08)}
.info-quicklinks a:hover {background:rgba(38,96,156,.2)}
.info-section {padding-top:80px;padding-bottom:25px;scroll-margin-top:90px}
.info-card-grid {display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin-top:32px}
.info-card {display:flex;flex-direction:column;min-width:0;padding:25px;color:inherit;border-radius:19px;background:linear-gradient(150deg,rgba(86,168,255,.04),rgba(13,21,31,.8));border:1px solid var(--line);transition:border-color .15s ease,transform .15s ease}
.info-card:hover {border-color:var(--line-strong);transform:translateY(-2px)}
.info-card .mono {color:#80b8e4;font-size:.72rem}
.info-card h3 {margin:17px 0 9px;font-size:1.18rem;line-height:1.3}
.info-card p {margin:0;color:#96aabc;font-size:.87rem}
.info-card-cta {margin-top:auto;padding-top:22px;color:#a6d4ff;font-size:.82rem;font-weight:750}
.info-state-grid {display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:28px}
.info-state-card {border:1px solid var(--line);background:#0d1721;padding:28px;border-radius:18px;min-width:0;scroll-margin-top:95px}
.info-state-card h3 {margin:17px 0 8px;font-size:1.35rem}
.info-state-card p {color:#9fb0c3;line-height:1.7;margin:0 0 18px}
.info-state-card>a,.info-article a,.info-faq a {color:#a7d4ff;text-decoration:underline;text-underline-offset:3px}
.info-state-pill {font:750 .69rem/1.4 ui-monospace,Consolas,monospace;border:1px solid rgba(255,187,100,.27);color:#ffd39a;border-radius:20px;padding:6px 10px;display:inline-flex}
.info-faq {display:grid;gap:12px;margin-top:30px}
.info-faq details {border:1px solid var(--line);border-radius:14px;padding:18px 22px;background:rgba(15,24,36,.8)}
.info-faq summary {cursor:pointer;font-weight:750;line-height:1.5}
.info-faq summary::marker {color:#8dc5ff}
.info-faq details[open] {border-color:var(--line-strong)}
.info-faq p {color:#9fb0c3;margin:13px 0 0;max-width:920px}
.info-article {max-width:940px;margin:0 auto;line-height:1.8}
.info-article h2 {margin:38px 0 10px;font-size:clamp(1.35rem,2.4vw,2rem)}
.info-article h2:first-child {margin-top:0}
.info-article p {color:#a9b6c5}
.info-updated {font-size:.82rem;color:#71849a!important;margin-top:42px}
.info-error {min-height:75vh;display:flex;align-items:center}
a:focus-visible,button:focus-visible,summary:focus-visible {outline:2px solid #80bcfc;outline-offset:3px}
@media(max-width:1120px){.info-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.info-hero{padding:110px 0 60px}.info-card-grid,.info-state-grid{grid-template-columns:1fr}.docs-cards a.doc-resource{grid-template-columns:28px minmax(0,1fr);gap:12px}.docs-cards a.doc-resource .doc-state{grid-column:2;white-space:normal}.info-quicklinks a{padding:9px 11px}}

/* SYPcoin long-form technical pages v1.0 - same palette, assets and design language. */
.deep-hero{padding-top:144px}
.deep-hero .info-quicklinks{max-width:900px}
.deep-section{padding-top:92px;padding-bottom:32px;scroll-margin-top:88px}
.deep-section .section-heading>p{max-width:860px;color:#9fb0c3;line-height:1.7}
.deep-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px;margin-top:35px}
.deep-card{display:flex;flex-direction:column;min-width:0;padding:27px;border:1px solid var(--line);border-radius:19px;background:linear-gradient(145deg,rgba(22,37,56,.86),rgba(10,18,28,.92))}
.deep-card h3{font-size:1.18rem;line-height:1.35;margin:18px 0 10px;letter-spacing:-.02em}
.deep-card p{color:#9aadc0;font-size:.88rem;line-height:1.7;margin:0}
.deep-card a{color:#abd9ff;text-decoration:underline;text-underline-offset:3px;font-size:.83rem;margin-top:auto;padding-top:18px}
.deep-tag{color:#7fb8eb;font-size:.68rem;font-weight:800;line-height:1.6}
.deep-steps{margin-top:35px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.deep-step{display:grid;grid-template-columns:65px minmax(0,1fr);gap:18px;border:1px solid var(--line);padding:23px;border-radius:16px;background:rgba(16,28,42,.65)}
.deep-step>.mono{color:#86bfee;font-weight:750;font-size:.71rem;padding-top:3px}
.deep-step h3{font-size:1.04rem;margin:0 0 8px}
.deep-step p{color:#96a8bb;margin:0;font-size:.86rem;line-height:1.7}
.deep-notice{margin:42px auto 20px;max-width:1120px;border-left:3px solid #e5ad6b;background:rgba(218,156,76,.065);padding:23px 27px;color:#e5bd88;line-height:1.7}
.deep-notice p{margin:8px 0 0;color:#ad9e8a;font-size:.9rem}
.deep-links{display:flex;flex-wrap:wrap;gap:14px;margin:28px auto 0;max-width:1200px}
.deep-page .closing{padding:105px 0}
.deep-page .status-pill-primary{margin-bottom:20px}
.deep-page .info-quicklinks a{font-size:.85rem}
.nav a[aria-current="page"]{color:#d9f0ff}
@media(max-width:1360px){.nav-toggle{display:block;flex-shrink:0}.nav{position:absolute;top:74px;left:20px;right:20px;display:none;flex-direction:column;align-items:stretch;gap:0;max-width:640px;margin-left:auto;padding:8px;border:1px solid var(--line);border-radius:16px;background:#0c131d;box-shadow:var(--shadow)}.nav.open{display:flex}.nav a{padding:12px 13px;border-radius:10px}.nav a:hover{background:rgba(255,255,255,.03)}}
@media(max-width:1060px){.deep-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.deep-hero{padding-top:110px}.deep-grid,.deep-steps{grid-template-columns:1fr}.deep-section{padding-top:62px}.deep-step{grid-template-columns:44px minmax(0,1fr);gap:12px}.nav{top:66px;left:14px;right:14px;max-width:none}.deep-links .button{max-width:100%}}

/* Home editorial overview v1.0: short previews point to dedicated pages. */
.overview-cta{margin-top:28px}
.overview-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.overview-section{border-top:1px solid var(--line)}
.overview-section>.section-heading>p{max-width:880px}
.overview-cta .button,.overview-buttons .button{max-width:100%}
.milestones-home .milestone-card .milestone-evidence-link{text-decoration:underline}
@media(max-width:760px){.overview-buttons{flex-direction:column}.overview-buttons .button{width:100%}}

/* Editorial progress and responsive technical diagrams — 2026-11-04 */
.overview-now{margin-top:30px;margin-bottom:58px;padding:clamp(22px,4vw,42px);border:1px solid var(--line-strong);border-radius:24px;background:linear-gradient(135deg,rgba(26,77,135,.19),rgba(9,17,27,.92))}
.overview-now-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.overview-now-top .eyebrow{margin:0}
.overview-now-top .mono{font-size:.72rem;color:#8fa8c3}
.overview-now h2{font-size:clamp(1.35rem,3vw,2.3rem);letter-spacing:-.04em;margin:15px 0 24px}
.overview-now h2 span{color:#91c4ff}
.overview-now-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.overview-now-grid>div{display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line);padding:20px 0}
.overview-now-grid strong{color:#e5f4ff;font-size:clamp(1.25rem,2.1vw,1.7rem)}
.overview-now-grid span,.overview-now-note{color:#a0b3c8;font-size:.86rem;line-height:1.6}
.overview-now>a{color:#a9d6ff;font-weight:700;text-decoration:underline;text-underline-offset:4px}
.explainer-diagram{padding:clamp(20px,3vw,38px);border:1px solid var(--line-strong);border-radius:22px;background:radial-gradient(circle at 12% 20%,rgba(49,126,219,.13),transparent 34%),rgba(11,24,37,.9)}
.explainer-diagram>.eyebrow{color:#90c5ed}
.diagram-flow{display:flex;align-items:stretch;gap:12px;margin-top:25px}
.diagram-node{flex:1;min-width:0;display:flex;flex-direction:column;gap:7px;padding:20px;border:1px solid rgba(104,163,215,.25);border-radius:15px;background:rgba(20,45,65,.45)}
.diagram-node>.mono{font-size:.68rem;color:#88c2ff}
.diagram-node strong{font-size:1.05rem}
.diagram-node small{color:#a0b5c8;font-size:.81rem;line-height:1.55}
.diagram-arrow{display:flex;align-items:center;color:#85bae7;font-weight:800;font-size:1.4rem}
.diagram-caption{margin:20px 0 0;color:#8fa4b8;font-size:.83rem}
.diagram-shell{margin-top:62px;margin-bottom:28px}
@media(max-width:760px){.overview-now-grid{grid-template-columns:1fr}.overview-now-grid>div{padding:13px 0}.diagram-flow{flex-direction:column}.diagram-arrow{justify-content:center;transform:rotate(90deg)}}

/* Official ES/EN language control */
.nav .lang-switch{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;min-width:38px;padding:7px 10px;border:1px solid rgba(131,192,241,.4);border-radius:10px;color:#b4defe;font-weight:850;letter-spacing:.06em;background:rgba(36,107,173,.1)}
.nav .lang-switch:hover,.nav .lang-switch:focus-visible{color:#fff;background:rgba(45,124,199,.22);border-color:rgba(132,198,248,.7)}
@media(max-width:1360px){.nav .lang-switch{justify-content:flex-start;min-width:0;padding:12px 13px}}

/* Milestone date precision and pending goal state; original layout preserved. */
.milestone-date-label{color:#9fb3c7;font:700 .74rem/1.45 ui-monospace,Consolas,monospace}
.milestone-state[data-milestone-state="en desarrollo"]{background:rgba(130,144,157,.09);border-color:rgba(153,173,189,.24);color:#c0cad4}

/* Testnet launch alert: opt-in form follows existing site palette and spacing. */
.waitlist-section{scroll-margin-top:92px}
.waitlist-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);gap:clamp(22px,4vw,56px);align-items:start;padding:clamp(22px,4vw,44px);border:1px solid var(--line-strong);border-radius:22px;background:linear-gradient(130deg,rgba(30,84,134,.12),rgba(9,17,27,.96))}
.waitlist-copy h3{font-size:clamp(1.3rem,2.6vw,1.75rem);letter-spacing:-.03em;margin:16px 0}
.waitlist-copy p{color:#b1c1d2;line-height:1.7}
.waitlist-copy .waitlist-caveat{font-size:.84rem;color:#95aabc}
.waitlist-form{display:flex;flex-direction:column;gap:12px}
.waitlist-form>label:not(.waitlist-consent){font-weight:750;color:#e8f3ff}
.waitlist-form>input[type=email]{width:100%;max-width:100%;min-width:0;padding:13px 15px;border:1px solid rgba(127,179,219,.4);border-radius:12px;background:#101d2d;color:#f5faff;font:inherit;font-size:1rem}
.waitlist-form>input[type=email]:focus-visible{outline:2px solid #81c8ff;outline-offset:2px}
.waitlist-form>input[type=email]::placeholder{color:#9aafc4}
.waitlist-consent{display:flex;gap:12px;align-items:flex-start;color:#cfdaea;line-height:1.55;font-size:.9rem;cursor:pointer}
.waitlist-consent>input{flex:none;width:19px;height:19px;margin-top:3px;accent-color:#5fb0ff}
.waitlist-form a{color:#a9d6ff;text-decoration:underline;text-underline-offset:3px}
.waitlist-form .waitlist-small{color:#9fb1c4;font-size:.79rem;line-height:1.6;margin:0}
.waitlist-submit{width:100%;justify-content:center;cursor:pointer;margin-top:4px}
.waitlist-honey{display:none!important}
@media(max-width:760px){.waitlist-panel{grid-template-columns:1fr}.waitlist-section{scroll-margin-top:74px}}

/* Fail-safe for externally hosted testnet opt-in delivery. */
.waitlist-form .waitlist-manual{width:100%;justify-content:center;cursor:pointer}
.waitlist-feedback{margin:4px 0 0;padding:12px 15px;border:1px solid rgba(128,173,214,.35);border-radius:12px;background:rgba(32,79,122,.14);color:#d3e8fb;font-size:.86rem;line-height:1.6}
.waitlist-feedback[data-state="error"]{border-color:rgba(235,168,86,.46);background:rgba(130,76,23,.15);color:#f3d6ad}
.waitlist-feedback[data-state="success"]{border-color:rgba(113,194,159,.43);background:rgba(26,106,78,.15);color:#c5eada}
.waitlist-submit:disabled,.waitlist-manual:disabled{opacity:.65;cursor:progress}