:root {
  --canvas: #060c12;
  --canvas-deep: #010101;
  --surface: #0a1218;
  --surface-raised: #111b22;
  --surface-code: #04090d;
  --line: rgba(184, 202, 210, 0.16);
  --line-strong: rgba(214, 227, 232, 0.28);
  --text: #fefefe;
  --muted: #b3bfc5;
  --dim: #7c8b93;
  --ink: #05090b;
  --signal: #d6f54a;
  --signal-bright: #eeff91;
  --cyan: #58d5d0;
  --blue: #90b8ff;
  --amber: #ffc168;
  --red: #ff837d;
  --violet: #b9a8ff;
  --alice: #ff9fbd;
  --bob: #7fa8ff;
  --sans:
    "Manrope", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --mono:
    "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --shadow-lg: 0 36px 90px rgba(0, 0, 0, 0.42);
  --shadow-sm: 0 14px 35px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--canvas);
  color-scheme: dark;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(
      circle at 49% -15%,
      rgba(214, 245, 74, 0.11),
      transparent 38rem
    ),
    radial-gradient(
      circle at 93% 28%,
      rgba(88, 213, 208, 0.055),
      transparent 32rem
    ),
    var(--canvas);
  font-family: var(--sans);
  line-height: 1.5;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

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

button,
summary {
  cursor: pointer;
}

code {
  font-family: var(--mono);
}

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

.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;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: var(--canvas-deep);
  background: var(--signal);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.site-grid,
.site-noise {
  position: fixed;
  z-index: -2;
  pointer-events: none;
  inset: 0;
}

.site-grid {
  opacity: 0.38;
  background-image:
    linear-gradient(rgba(214, 245, 241, 0.034) 1px, transparent 1px),
    linear-gradient(90deg, rgba(214, 245, 241, 0.034) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, black, transparent 64%);
}

.site-noise {
  z-index: -1;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
}

/* Header */
.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  width: 100%;
  border-bottom: 1px solid rgba(214, 227, 232, 0.15);
  background: rgba(6, 12, 18, 0.94);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(18px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  padding: 10px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  display: block;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  overflow: hidden;
  box-shadow:
    0 0 0 5px rgba(214, 245, 74, 0.09),
    0 8px 20px rgba(1, 1, 1, 0.34);
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 38px);
}

.desktop-nav a,
.github-link {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
  transition:
    color 160ms ease,
    background-color 160ms ease,
    border-color 160ms ease;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.github-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 9px;
}

.github-link:hover,
.github-link:focus-visible {
  border-color: rgba(214, 245, 74, 0.48);
  background: rgba(214, 245, 74, 0.07);
}

.github-link svg {
  width: 16px;
  height: 16px;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 38px;
  padding: 0;
  color: var(--text);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 9px;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 17px;
  height: 1.5px;
  margin: 4px auto;
  background: currentColor;
  transition: transform 160ms ease;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  max-width: none;
  padding: 10px max(24px, calc((100% - 1180px) / 2)) 14px;
  margin: 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  background: rgba(11, 17, 20, 0.98);
  box-shadow: none;
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu a {
  padding: 10px 12px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  border-radius: 8px;
}

.mobile-menu a:hover,
.mobile-menu a:focus-visible {
  color: var(--text);
  background: rgba(214, 245, 74, 0.08);
}

/* Shared language */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.71rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow-pulse {
  width: 8px;
  height: 8px;
  background: var(--signal);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(214, 245, 74, 0.5);
  animation: soft-pulse 2.4s ease-out infinite;
}

@keyframes soft-pulse {
  70% {
    box-shadow: 0 0 0 8px rgba(214, 245, 74, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(214, 245, 74, 0);
  }
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 47px;
  padding: 0 18px;
  font-size: 0.88rem;
  font-weight: 800;
  border: 1px solid transparent;
  border-radius: 9px;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease,
    box-shadow 160ms ease;
}

.button svg {
  width: 18px;
  height: 18px;
}

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

.button-primary {
  color: #0a120b;
  background: var(--signal);
  box-shadow: 0 12px 26px rgba(139, 211, 71, 0.2);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--signal-bright);
  box-shadow: 0 16px 36px rgba(139, 211, 71, 0.3);
}

.button-secondary {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.025);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(214, 245, 74, 0.5);
  background: rgba(214, 245, 74, 0.075);
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(42px, 7vw, 92px);
  align-items: center;
  min-height: 690px;
  padding-top: 114px;
  padding-bottom: 88px;
}

.hero-copy {
  max-width: 610px;
}

.hero h1 {
  max-width: 675px;
  margin: 20px 0 22px;
  color: var(--text);
  font-size: clamp(2.85rem, 5.2vw, 5.25rem);
  font-weight: 800;
  letter-spacing: -0.07em;
  line-height: 0.98;
}

.hero h1 span {
  color: var(--signal);
}

.hero-lede {
  max-width: 590px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.55vw, 1.18rem);
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding: 0;
  margin: 25px 0 0;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.69rem;
  list-style: none;
}

.hero-proof li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.proof-dot,
.caption-dot,
.legend-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.proof-dot--green {
  background: var(--signal);
}
.proof-dot--blue {
  background: var(--cyan);
}
.proof-dot--amber {
  background: var(--amber);
}

.hero-network {
  position: relative;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) 94px minmax(190px, 1fr);
  gap: 13px;
  align-items: center;
  min-height: 365px;
  padding: 48px 0 38px;
}

.network-caption {
  position: absolute;
  top: 10px;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.67rem;
}

.network-caption--left {
  left: 2%;
}
.network-caption--right {
  right: 2%;
}
.caption-dot--alice {
  background: var(--alice);
}
.caption-dot--bob {
  background: var(--bob);
}

.editor-card {
  position: relative;
  z-index: 2;
  overflow: hidden;
  min-width: 0;
  color: #c4d1d0;
  border: 1px solid rgba(202, 226, 224, 0.16);
  border-radius: 12px;
  background: linear-gradient(145deg, #142027, #0c1418 72%);
  box-shadow: var(--shadow-lg);
}

.editor-card--alice {
  transform: rotate(-3deg) translateY(-3px);
}
.editor-card--bob {
  transform: rotate(3deg) translateY(12px);
}

.editor-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 33px;
  padding: 0 10px;
  color: #8ea4a2;
  font-family: var(--mono);
  font-size: 0.55rem;
  border-bottom: 1px solid rgba(205, 229, 226, 0.09);
  background: rgba(255, 255, 255, 0.025);
}

.window-dots {
  display: inline-flex;
  gap: 3px;
}

.window-dots i {
  display: block;
  width: 5px;
  height: 5px;
  background: #5c7370;
  border-radius: 50%;
}

.window-dots i:nth-child(1) {
  background: #dc796e;
}
.window-dots i:nth-child(2) {
  background: #d2ab5e;
}
.window-dots i:nth-child(3) {
  background: #77b486;
}

.editor-app {
  color: #a7bab9;
}

.editor-person {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.editor-person b,
.demo-avatar {
  display: grid;
  width: 16px;
  height: 16px;
  place-items: center;
  color: #10191b;
  font-family: var(--sans);
  font-size: 0.55rem;
  border-radius: 50%;
}

.editor-card--alice .editor-person b {
  background: var(--alice);
}
.editor-card--bob .editor-person b {
  background: var(--bob);
}

.editor-layout {
  display: grid;
  grid-template-columns: 23px 1fr;
  min-height: 154px;
}

.editor-sidebar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding-top: 14px;
  border-right: 1px solid rgba(205, 229, 226, 0.07);
  background: rgba(0, 0, 0, 0.08);
}

.editor-sidebar span {
  width: 9px;
  height: 9px;
  border: 1px solid #55716d;
  border-radius: 2px;
}

.editor-sidebar span:nth-child(2) {
  border-radius: 50%;
}
.editor-sidebar span:nth-child(3) {
  transform: rotate(45deg);
}

.editor-main {
  min-width: 0;
}

.editor-tabs {
  min-height: 27px;
  padding: 7px 10px 0;
  font-family: var(--mono);
  font-size: 0.54rem;
  border-bottom: 1px solid rgba(205, 229, 226, 0.06);
}

.active-tab {
  display: inline-block;
  padding: 0 0 6px;
  color: #d1dfdc;
  border-bottom: 1px solid var(--cyan);
}

.code-lines {
  padding: 10px 8px 12px;
  overflow: hidden;
  font-family: var(--mono);
  font-size: clamp(0.48rem, 0.76vw, 0.6rem);
  line-height: 1.9;
  white-space: nowrap;
}

.code-lines div {
  min-width: max-content;
  padding: 0 4px;
}

.code-lines em,
.demo-code em {
  display: inline-block;
  width: 20px;
  color: #52716f;
  font-style: normal;
  user-select: none;
}

.token-key {
  color: #c9aaf8;
}
.token-fn {
  color: #8fc8ff;
}
.indent {
  display: inline-block;
  width: 12px;
}
.comment {
  color: #54716e;
}
.code-active {
  background: rgba(214, 245, 74, 0.07);
}
.code-risk {
  background: rgba(255, 194, 103, 0.08);
}
.code-muted {
  opacity: 0.55;
}

.editor-caret {
  display: inline-block;
  width: 1px;
  height: 10px;
  margin-left: 2px;
  vertical-align: -2px;
  background: var(--signal);
  animation: caret 0.9s step-end infinite;
}

@keyframes caret {
  50% {
    opacity: 0;
  }
}

.remote-lock {
  display: inline-flex;
  align-items: center;
  margin-left: 5px;
  padding: 1px 4px;
  color: #ffe0a3;
  font-family: var(--sans);
  font-size: 0.43rem;
  font-weight: 700;
  border: 1px solid rgba(255, 194, 103, 0.33);
  border-radius: 4px;
  background: rgba(255, 194, 103, 0.12);
}

.editor-status {
  display: flex;
  align-items: center;
  gap: 5px;
  min-height: 24px;
  padding: 0 8px;
  color: #aad0cc;
  font-family: var(--mono);
  font-size: 0.48rem;
  background: #0a4d4b;
}

.online-led {
  width: 5px;
  height: 5px;
  background: var(--signal);
  border-radius: 50%;
}

.status-owner,
.status-risk {
  margin-left: auto;
}

.status-owner {
  color: #f6c0d1;
}
.status-risk {
  color: #ffe09b;
}

.host-hub {
  position: relative;
  z-index: 3;
  display: grid;
  place-items: center;
  align-self: center;
  color: var(--signal);
}

.host-rings {
  position: absolute;
  width: 88px;
  height: 88px;
  border: 1px solid rgba(214, 245, 74, 0.13);
  border-radius: 50%;
  box-shadow:
    0 0 0 15px rgba(214, 245, 74, 0.025),
    0 0 0 31px rgba(214, 245, 74, 0.017);
}

.host-core {
  position: relative;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: var(--ink);
  background: var(--signal);
  border-radius: 16px;
  box-shadow: 0 0 35px rgba(214, 245, 74, 0.34);
}

.host-core svg {
  width: 24px;
  height: 24px;
  margin-top: 4px;
}

.host-core span {
  margin-top: -5px;
  font-family: var(--mono);
  font-size: 0.46rem;
  font-weight: 700;
  letter-spacing: 0.09em;
}

.host-hub p {
  position: absolute;
  bottom: -44px;
  width: 110px;
  margin: 0;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.52rem;
  line-height: 1.4;
  text-align: center;
}

.network-path {
  position: absolute;
  z-index: 1;
  top: 51%;
  width: 30%;
  height: 2px;
  overflow: hidden;
  background: repeating-linear-gradient(
    90deg,
    rgba(98, 230, 224, 0.35) 0 5px,
    transparent 5px 10px
  );
}

.network-path--one {
  left: 28%;
}
.network-path--two {
  right: 28%;
}

.network-path span {
  position: absolute;
  top: -2px;
  width: 6px;
  height: 6px;
  background: var(--signal);
  border-radius: 50%;
  box-shadow: 0 0 13px var(--signal);
  animation: data-packet 2.8s ease-in-out infinite;
}

.network-path--two span {
  animation-delay: 1.4s;
}

@keyframes data-packet {
  0% {
    left: -10%;
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  85% {
    opacity: 1;
  }
  100% {
    left: 110%;
    opacity: 0;
  }
}

/* Trust strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-bottom: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(16, 27, 30, 0.64);
}

.trust-strip > div {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  min-height: 111px;
  padding: 24px 20px;
  border-right: 1px solid var(--line);
}

.trust-strip > div:last-child {
  border-right: 0;
}

.trust-icon {
  display: grid;
  flex: 0 0 auto;
  width: 27px;
  height: 27px;
  place-items: center;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  border: 1px solid rgba(214, 245, 74, 0.26);
  border-radius: 7px;
  background: rgba(214, 245, 74, 0.07);
}

.trust-icon--meta {
  color: var(--cyan);
  border-color: rgba(98, 230, 224, 0.25);
  background: rgba(98, 230, 224, 0.06);
}
.trust-icon--key {
  color: var(--amber);
  border-color: rgba(255, 194, 103, 0.25);
  background: rgba(255, 194, 103, 0.06);
}
.trust-icon--host {
  color: var(--violet);
  border-color: rgba(184, 158, 255, 0.25);
  background: rgba(184, 158, 255, 0.06);
}

.trust-strip p {
  display: grid;
  gap: 3px;
  margin: 0;
}

.trust-strip strong {
  color: var(--text);
  font-size: 0.78rem;
  line-height: 1.4;
}

.trust-strip p span {
  color: var(--dim);
  font-size: 0.72rem;
  line-height: 1.45;
}

/* Sections */
.section {
  padding: 130px 0;
}

.section--tinted {
  position: relative;
  border-top: 1px solid rgba(204, 231, 229, 0.07);
  border-bottom: 1px solid rgba(204, 231, 229, 0.07);
  background:
    linear-gradient(90deg, rgba(214, 245, 74, 0.024) 1px, transparent 1px),
    linear-gradient(rgba(214, 245, 74, 0.024) 1px, transparent 1px), #0d1619;
  background-size: 48px 48px;
}

.section-heading {
  max-width: 695px;
}

.section-heading h2,
.final-cta h2 {
  margin: 16px 0 15px;
  color: var(--text);
  font-size: clamp(2rem, 4vw, 3.55rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1.05;
}

.section-heading > p:not(.eyebrow),
.faq-intro > p:not(.eyebrow) {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.section-heading--split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(240px, 0.65fr);
  gap: clamp(24px, 6vw, 90px);
  max-width: none;
  align-items: end;
}

.section-heading--split > p {
  padding-bottom: 5px;
}

/* Problem */
.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 58px;
}

.scenario-card {
  padding: clamp(22px, 4vw, 34px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(
    145deg,
    rgba(23, 34, 38, 0.84),
    rgba(12, 20, 23, 0.9)
  );
  box-shadow: var(--shadow-sm);
}

.scenario-card--before {
  border-top-color: rgba(255, 141, 134, 0.45);
}
.scenario-card--after {
  border-top-color: rgba(214, 245, 74, 0.45);
}

.scenario-topline,
.scenario-file,
.safe-outcome {
  display: flex;
  align-items: center;
}

.scenario-topline {
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scenario-state {
  padding: 5px 7px;
  font-size: 0.58rem;
  letter-spacing: 0.07em;
  border: 1px solid;
  border-radius: 5px;
}

.scenario-state--risk {
  color: #ffb1ac;
  border-color: rgba(255, 141, 134, 0.26);
  background: rgba(255, 141, 134, 0.08);
}
.scenario-state--safe {
  color: var(--signal);
  border-color: rgba(214, 245, 74, 0.26);
  background: rgba(214, 245, 74, 0.08);
}

.scenario-file {
  gap: 10px;
  margin-top: 28px;
  padding: 12px 0;
  color: #d8e7e3;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.scenario-file code {
  font-size: 0.77rem;
  font-weight: 600;
}

.scenario-file > span:last-child {
  margin-left: auto;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.61rem;
}

.file-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.file-dot--red {
  background: var(--red);
  box-shadow: 0 0 0 5px rgba(255, 141, 134, 0.1);
}
.file-dot--green {
  background: var(--signal);
  box-shadow: 0 0 0 5px rgba(214, 245, 74, 0.1);
}

.event-list {
  display: grid;
  gap: 16px;
  padding: 0;
  margin: 25px 0 28px;
  list-style: none;
}

.event-list li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 11px;
  color: #c0d0cd;
  font-size: 0.87rem;
  line-height: 1.55;
}

.event-list b {
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.64rem;
  font-weight: 500;
}

.conflict-snippet {
  display: grid;
  overflow: hidden;
  color: #b4c2bf;
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.75;
  border: 1px solid rgba(255, 141, 134, 0.18);
  border-radius: 9px;
}

.conflict-snippet span {
  padding: 4px 10px;
}
.line-delete {
  color: #ffb4ae;
  background: rgba(255, 141, 134, 0.09);
}
.line-add {
  color: #d6edb4;
  background: rgba(214, 245, 74, 0.055);
}

.safe-outcome {
  gap: 11px;
  min-height: 67px;
  padding: 13px;
  border: 1px solid rgba(214, 245, 74, 0.2);
  border-radius: 9px;
  background: rgba(214, 245, 74, 0.065);
}

.safe-check {
  display: grid;
  width: 27px;
  height: 27px;
  flex: 0 0 auto;
  place-items: center;
  color: var(--canvas-deep);
  font-weight: 800;
  background: var(--signal);
  border-radius: 50%;
}

.safe-outcome p {
  display: grid;
  gap: 1px;
  margin: 0;
}

.safe-outcome strong {
  font-size: 0.82rem;
}
.safe-outcome p span {
  color: var(--muted);
  font-size: 0.73rem;
}

/* Architecture */
.architecture-card {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) minmax(240px, 1.2fr) minmax(
      200px,
      1fr
    );
  gap: clamp(16px, 3vw, 32px);
  align-items: center;
  margin-top: 55px;
  padding: clamp(24px, 5vw, 46px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(6, 13, 15, 0.54);
  box-shadow: var(--shadow-lg);
}

.architecture-device {
  display: grid;
  gap: 9px;
}

.architecture-label {
  margin-bottom: 2px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.architecture-box {
  display: grid;
  gap: 4px;
  padding: 16px;
  border: 1px solid rgba(120, 174, 252, 0.2);
  border-radius: 10px;
  background: rgba(120, 174, 252, 0.06);
}

.architecture-box--agent {
  border-color: rgba(214, 245, 74, 0.22);
  background: rgba(214, 245, 74, 0.055);
}

.architecture-box b,
.architecture-host b {
  color: var(--text);
  font-size: 0.82rem;
}

.architecture-box span {
  color: var(--muted);
  font-size: 0.7rem;
}

.architecture-arrow {
  position: relative;
  width: 1px;
  height: 20px;
  margin-left: 18px;
  overflow: hidden;
  color: transparent;
  background: var(--line-strong);
}

.architecture-arrow::after {
  position: absolute;
  bottom: 0;
  left: -3px;
  width: 6px;
  height: 6px;
  content: "";
  border-right: 1px solid var(--signal);
  border-bottom: 1px solid var(--signal);
  transform: rotate(45deg);
}

.architecture-bridge {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 10px;
  align-items: center;
  color: var(--cyan);
  text-align: center;
}

.architecture-bridge > span {
  grid-column: 1 / -1;
  margin-bottom: 2px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.architecture-bridge > i {
  height: 1px;
  background: repeating-linear-gradient(
    90deg,
    rgba(98, 230, 224, 0.58) 0 5px,
    transparent 5px 10px
  );
}

.architecture-host {
  display: grid;
  gap: 4px;
  min-width: 130px;
  padding: 15px 11px;
  border: 1px solid rgba(98, 230, 224, 0.36);
  border-radius: 11px;
  background: rgba(98, 230, 224, 0.08);
  box-shadow: 0 0 30px rgba(98, 230, 224, 0.06);
}

.architecture-host span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.59rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.architecture-host small {
  color: var(--muted);
  font-size: 0.65rem;
}

.architecture-git {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 12px;
  padding-top: 21px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.architecture-git span {
  padding: 4px 8px;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.63rem;
  font-weight: 700;
  border: 1px solid rgba(214, 245, 74, 0.26);
  border-radius: 5px;
}

.architecture-git p {
  margin: 0;
  font-size: 0.75rem;
}

.workflow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 16px;
}

.workflow-grid article {
  min-height: 174px;
  padding: 21px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(17, 28, 32, 0.68);
}

.workflow-grid span {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
}

.workflow-grid h3 {
  margin: 17px 0 7px;
  font-size: 0.92rem;
}

.workflow-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.6;
}

/* Walkthrough */
.demo-heading {
  max-width: 745px;
}

.demo-card {
  margin-top: 54px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: #0b1316;
  box-shadow: var(--shadow-lg);
}

.demo-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.015);
}

.demo-kicker,
.panel-label,
.capability-status {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.demo-card-top p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.button-play {
  flex: 0 0 auto;
}

.button-play svg {
  width: 15px;
}

.demo-controls {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-bottom: 1px solid var(--line);
}

.demo-step {
  display: grid;
  gap: 4px;
  padding: 16px 14px;
  color: var(--dim);
  text-align: left;
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  transition:
    background-color 160ms ease,
    color 160ms ease;
}

.demo-step:last-child {
  border-right: 0;
}
.demo-step:hover,
.demo-step:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.025);
}
.demo-step.is-active {
  color: var(--text);
  background: rgba(214, 245, 74, 0.075);
}

.demo-step b {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.58rem;
}

.demo-step span {
  font-size: 0.69rem;
  font-weight: 700;
}

.demo-canvas {
  position: relative;
  display: grid;
  grid-template-columns: minmax(225px, 1fr) 160px minmax(225px, 1fr);
  gap: 20px;
  align-items: center;
  min-height: 420px;
  padding: 49px clamp(20px, 5vw, 62px) 26px;
  background:
    radial-gradient(
      circle at 50% 42%,
      rgba(98, 230, 224, 0.075),
      transparent 13rem
    ),
    linear-gradient(rgba(214, 245, 74, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(214, 245, 74, 0.02) 1px, transparent 1px),
    #091215;
  background-size:
    auto,
    32px 32px,
    32px 32px,
    auto;
}

.laptop {
  position: relative;
  z-index: 3;
}

.laptop-bezel {
  position: relative;
  padding: 9px 9px 12px;
  border: 1px solid #3a4a4e;
  border-bottom-color: #222e31;
  border-radius: 12px 12px 7px 7px;
  background: linear-gradient(145deg, #29373a, #101c1f 55%, #233134);
  box-shadow: 0 24px 45px rgba(0, 0, 0, 0.35);
}

.laptop-camera {
  position: absolute;
  z-index: 2;
  top: 3px;
  left: 50%;
  width: 3px;
  height: 3px;
  background: #506466;
  border-radius: 50%;
  transform: translateX(-50%);
}

.laptop-base {
  width: 112%;
  height: 9px;
  margin: 0 -6%;
  border: 1px solid #37484b;
  border-top: 0;
  border-radius: 0 0 50% 50%;
  background: linear-gradient(#334549, #142225);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.demo-window {
  overflow: hidden;
  border: 1px solid rgba(158, 194, 192, 0.14);
  border-radius: 4px;
  background: #0b1418;
}

.demo-window-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 23px;
  padding: 0 7px;
  color: #8ea7a3;
  font-family: var(--mono);
  font-size: clamp(0.38rem, 0.56vw, 0.49rem);
  border-bottom: 1px solid rgba(171, 208, 204, 0.08);
  background: #172226;
}

.demo-avatar {
  margin-left: auto;
}

.demo-avatar--alice {
  background: var(--alice);
}
.demo-avatar--bob {
  background: var(--bob);
}

.demo-window-main {
  display: grid;
  grid-template-columns: 55px 1fr;
  min-height: 144px;
}

.demo-explorer {
  display: grid;
  align-content: start;
  gap: 7px;
  padding: 10px 7px;
  color: #79908e;
  font-family: var(--mono);
  font-size: clamp(0.35rem, 0.53vw, 0.45rem);
  border-right: 1px solid rgba(171, 208, 204, 0.07);
  background: #0e1a1d;
}

.demo-explorer span {
  margin-bottom: 2px;
  color: #5f7775;
  font-size: 0.37rem;
}
.demo-explorer b {
  color: #aac0bd;
  font-weight: 500;
}
.demo-explorer small {
  padding-left: 4px;
  font-size: inherit;
}

.demo-code {
  min-width: 0;
  padding: 0 7px 7px;
  overflow: hidden;
  color: #c2d0ce;
  font-family: var(--mono);
  font-size: clamp(0.39rem, 0.62vw, 0.51rem);
  line-height: 1.9;
  white-space: nowrap;
}

.demo-code-tab {
  height: 25px;
  padding: 6px 0 0;
  margin-bottom: 7px;
  color: #c8dcda;
  border-bottom: 1px solid rgba(171, 208, 204, 0.07);
}

.demo-edit-line,
.demo-bob-risk {
  position: relative;
  padding-inline: 2px;
  transition: background-color 280ms ease;
}

.demo-caret {
  display: inline-block;
  width: 1px;
  height: 8px;
  margin-left: 1px;
  vertical-align: -1px;
  background: var(--signal);
  opacity: 0;
}

.demo-alert {
  position: absolute;
  z-index: 2;
  top: 18px;
  left: 21px;
  padding: 3px 4px;
  color: #ffe1ac;
  font-family: var(--sans);
  font-size: clamp(0.34rem, 0.52vw, 0.45rem);
  font-weight: 800;
  line-height: 1.2;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  border: 1px solid rgba(255, 194, 103, 0.4);
  border-radius: 3px;
  background: #4a3520;
  transform: translateY(4px);
  transition:
    opacity 280ms ease,
    transform 280ms ease;
}

.demo-safe-task {
  margin-top: 8px;
  color: var(--signal);
  opacity: 0;
  transition: opacity 280ms ease;
}

.demo-statusline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 20px;
  padding: 0 7px;
  color: #a9ccca;
  font-family: var(--mono);
  font-size: clamp(0.35rem, 0.52vw, 0.43rem);
  background: #07504d;
}

.demo-statusline i {
  display: inline-block;
  width: 4px;
  height: 4px;
  margin-right: 3px;
  background: var(--signal);
  border-radius: 50%;
}

.demo-statusline strong {
  color: #d1e5e2;
  font-weight: 500;
}

.laptop-name {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin: 12px 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.64rem;
}

.demo-host {
  position: relative;
  z-index: 3;
  display: grid;
  place-items: center;
  min-height: 160px;
  color: var(--signal);
}

.demo-host-ring {
  position: absolute;
  border: 1px solid rgba(214, 245, 74, 0.18);
  border-radius: 50%;
  transition:
    transform 400ms ease,
    opacity 400ms ease,
    border-color 400ms ease;
}

.demo-host-ring--outer {
  width: 135px;
  height: 135px;
}
.demo-host-ring--inner {
  width: 98px;
  height: 98px;
  border-color: rgba(214, 245, 74, 0.28);
}

.demo-host-core {
  position: relative;
  display: grid;
  width: 77px;
  height: 77px;
  place-items: center;
  color: var(--ink);
  border-radius: 19px;
  background: var(--signal);
  box-shadow: 0 0 0 8px rgba(214, 245, 74, 0.025);
  transition:
    background-color 320ms ease,
    box-shadow 320ms ease,
    transform 320ms ease;
}

.demo-host-core svg {
  width: 29px;
  height: 29px;
  margin-top: 8px;
}
.demo-host-core span {
  margin-top: -10px;
  font-family: var(--mono);
  font-size: 0.48rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.demo-host p {
  position: absolute;
  bottom: -4px;
  width: 130px;
  margin: 0;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.55rem;
  text-align: center;
}

.demo-signal {
  position: absolute;
  z-index: 1;
  top: 48%;
  width: 27%;
  height: 1px;
  overflow: hidden;
  background: repeating-linear-gradient(
    90deg,
    rgba(214, 245, 74, 0.24) 0 5px,
    transparent 5px 10px
  );
}

.demo-signal--left {
  left: 24%;
}
.demo-signal--right {
  right: 24%;
}

.demo-signal span {
  position: absolute;
  top: -3px;
  left: -10%;
  width: 7px;
  height: 7px;
  opacity: 0;
  background: var(--signal);
  border-radius: 50%;
  box-shadow: 0 0 13px var(--signal);
}

/* Walkthrough states */
.demo-canvas.is-alice-editing .demo-edit-line {
  background: rgba(214, 245, 74, 0.14);
}

.demo-canvas.is-alice-editing .demo-caret {
  opacity: 1;
  animation: caret 0.8s step-end infinite;
}

.demo-canvas.is-host-signaled .demo-host-core {
  background: var(--signal);
  box-shadow:
    0 0 30px rgba(214, 245, 74, 0.32),
    0 0 0 13px rgba(214, 245, 74, 0.07);
  transform: scale(1.04);
}

.demo-canvas.is-host-signaled .demo-host-ring--outer {
  border-color: rgba(214, 245, 74, 0.54);
  transform: scale(1.1);
}

.demo-canvas.is-host-signaled .demo-signal--left span {
  opacity: 1;
  animation: demo-left-signal 900ms ease-in-out forwards;
}

.demo-canvas.is-bob-aware .demo-signal--right span {
  opacity: 1;
  animation: demo-right-signal 900ms ease-in-out forwards;
}

.demo-canvas.is-bob-aware .demo-bob-risk {
  background: rgba(255, 194, 103, 0.12);
}

.demo-canvas.is-bob-aware .demo-alert {
  opacity: 1;
  transform: translateY(0);
}

.demo-canvas.is-bob-aware .demo-bob-status {
  color: #ffe3ac;
}

.demo-canvas.is-bob-safe .demo-safe-task {
  opacity: 1;
}

.demo-canvas.is-bob-safe .demo-next-file {
  color: var(--signal);
}

@keyframes demo-left-signal {
  from {
    left: -10%;
    opacity: 0;
  }
  16% {
    opacity: 1;
  }
  to {
    left: 105%;
    opacity: 1;
  }
}

@keyframes demo-right-signal {
  from {
    left: -10%;
    opacity: 0;
  }
  16% {
    opacity: 1;
  }
  to {
    left: 105%;
    opacity: 1;
  }
}

.demo-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 28px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
}

.demo-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: 0.6rem;
}

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

.legend-dot--green {
  background: var(--signal);
}
.legend-dot--amber {
  background: var(--amber);
}
.legend-dot--blue {
  background: var(--cyan);
}

.demo-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  text-align: right;
}

.demo-footer code {
  color: var(--signal);
  font-size: 0.68rem;
}

/* Capabilities */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 52px;
}

.capability-card {
  min-height: 280px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(13, 23, 26, 0.75);
}

.capability-card--live {
  border-top-color: rgba(214, 245, 74, 0.38);
}

.capability-icon {
  display: grid;
  width: 37px;
  height: 37px;
  place-items: center;
  color: var(--signal);
  border: 1px solid rgba(214, 245, 74, 0.26);
  border-radius: 10px;
  background: rgba(214, 245, 74, 0.06);
}

.capability-icon svg {
  width: 21px;
  height: 21px;
}
.capability-status {
  margin: 27px 0 9px;
}
.capability-card h3 {
  margin: 0;
  font-size: 1.04rem;
  letter-spacing: -0.03em;
}
.capability-card > p:last-child {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.65;
}

.roadmap {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(30px, 6vw, 98px);
  align-items: center;
  margin-top: 16px;
  padding: clamp(24px, 5vw, 43px);
  border: 1px solid rgba(184, 158, 255, 0.22);
  border-radius: 15px;
  background: linear-gradient(
    115deg,
    rgba(184, 158, 255, 0.08),
    rgba(13, 23, 26, 0.3) 48%
  );
}

.roadmap-copy h3 {
  margin: 13px 0 10px;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.roadmap-copy > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 0.81rem;
  line-height: 1.65;
}

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

.roadmap li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 11px;
  align-items: start;
}

.roadmap li > span {
  color: var(--violet);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
}

.roadmap li p {
  display: grid;
  gap: 3px;
  margin: 0;
}

.roadmap li strong {
  font-size: 0.82rem;
}
.roadmap li small {
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.5;
}

/* Install */
.install-heading {
  max-width: 735px;
}

.install-layout {
  display: grid;
  grid-template-columns: minmax(235px, 0.72fr) minmax(0, 1.28fr);
  gap: 16px;
  margin-top: 53px;
}

.install-tabs {
  display: grid;
  gap: 7px;
  align-content: start;
}

.install-tab {
  display: grid;
  grid-template-columns: 28px 1fr;
  column-gap: 9px;
  padding: 15px 14px;
  color: var(--muted);
  text-align: left;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  transition:
    background-color 160ms ease,
    border-color 160ms ease,
    color 160ms ease;
}

.install-tab:hover,
.install-tab:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.035);
}

.install-tab.is-active {
  color: var(--text);
  border-color: rgba(214, 245, 74, 0.29);
  background: rgba(214, 245, 74, 0.075);
}

.install-tab > span {
  grid-row: span 2;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
}

.install-tab b {
  font-size: 0.82rem;
}
.install-tab small {
  margin-top: 2px;
  color: var(--dim);
  font-size: 0.68rem;
  line-height: 1.35;
}

.install-panels {
  min-width: 0;
  min-height: 470px;
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: linear-gradient(
    140deg,
    rgba(23, 35, 39, 0.9),
    rgba(10, 18, 21, 0.95)
  );
  box-shadow: var(--shadow-sm);
}

.install-panel {
  padding: clamp(23px, 4vw, 40px);
  animation: panel-in 220ms ease-out;
}

.install-panel h3 {
  max-width: 640px;
  margin: 12px 0 10px;
  font-size: clamp(1.35rem, 2.4vw, 1.8rem);
  letter-spacing: -0.05em;
  line-height: 1.18;
}

.install-panel > p:not(.panel-label):not(.panel-note) {
  max-width: 660px;
  margin: 0;
  color: var(--muted);
  font-size: 0.83rem;
  line-height: 1.7;
}

.command-stack {
  display: grid;
  gap: 8px;
  margin-top: 26px;
}

.command {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 49px;
  padding: 7px 8px 7px 14px;
  overflow: hidden;
  border: 1px solid rgba(184, 211, 208, 0.13);
  border-radius: 8px;
  background: #091215;
}

.command code {
  min-width: 0;
  flex: 1;
  overflow-x: auto;
  color: #cde8b0;
  font-size: clamp(0.62rem, 1.1vw, 0.74rem);
  line-height: 1.55;
  white-space: nowrap;
}

.command button {
  flex: 0 0 auto;
  min-height: 29px;
  padding: 0 9px;
  color: var(--text);
  font-size: 0.65rem;
  font-weight: 800;
  border: 1px solid rgba(214, 245, 74, 0.24);
  border-radius: 6px;
  background: rgba(214, 245, 74, 0.09);
  transition:
    background-color 160ms ease,
    color 160ms ease;
}

.command button:hover,
.command button:focus-visible {
  color: var(--canvas-deep);
  background: var(--signal);
}

.command button.is-copied {
  color: var(--canvas-deep);
  background: var(--cyan);
  border-color: var(--cyan);
}

.panel-note {
  margin: 20px 0 0;
  padding: 13px 14px;
  color: #91a5a2;
  font-size: 0.72rem;
  line-height: 1.65;
  border-left: 2px solid rgba(214, 245, 74, 0.7);
  background: rgba(214, 245, 74, 0.045);
}

.panel-note strong {
  color: #d7e7e3;
}
.panel-note code {
  color: var(--signal);
  font-size: 0.68rem;
}

.install-panel[hidden] {
  display: none;
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(7px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.install-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 9px;
  margin-top: 16px;
}

.install-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 9px;
  padding: 14px;
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 700;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.018);
  transition:
    transform 160ms ease,
    color 160ms ease,
    border-color 160ms ease;
}

.install-links a:hover,
.install-links a:focus-visible {
  color: var(--text);
  border-color: rgba(214, 245, 74, 0.4);
  transform: translateY(-2px);
}

.install-links span {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 0.58rem;
  text-transform: uppercase;
}

/* FAQ and closing */
.faq-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.77fr) minmax(0, 1.23fr);
  gap: clamp(38px, 8vw, 120px);
}

.faq-intro h2 {
  margin: 16px 0 15px;
  font-size: clamp(1.8rem, 3.3vw, 3rem);
  letter-spacing: -0.06em;
  line-height: 1.08;
}

.faq-list {
  display: grid;
  gap: 8px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(13, 23, 26, 0.68);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding: 17px;
  color: var(--text);
  font-size: 0.83rem;
  font-weight: 700;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}
.faq-list summary span {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 1.1rem;
  font-weight: 400;
}
.faq-list details[open] summary span {
  transform: rotate(45deg);
}

.faq-list p {
  max-width: 700px;
  padding: 0 17px 17px;
  margin: 0;
  color: var(--muted);
  font-size: 0.79rem;
  line-height: 1.65;
}

.final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 38px;
  margin-top: 118px;
  margin-bottom: 76px;
  padding: clamp(28px, 5vw, 54px);
  border: 1px solid rgba(214, 245, 74, 0.27);
  border-radius: 18px;
  background:
    radial-gradient(
      circle at 10% 0%,
      rgba(214, 245, 74, 0.16),
      transparent 26rem
    ),
    linear-gradient(120deg, #14211b, #0d1c20 68%);
  box-shadow: var(--shadow-lg);
}

.final-cta h2 {
  max-width: 680px;
  margin-bottom: 0;
  font-size: clamp(1.75rem, 3.3vw, 3.1rem);
}

.final-cta-actions {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 10px;
}

.site-footer {
  padding: 25px 0 35px;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
}

.footer-inner > p {
  margin: 0;
  color: var(--dim);
  font-size: 0.72rem;
  text-align: center;
}

.footer-inner > div {
  display: flex;
  justify-content: flex-end;
  gap: 16px;
}

.footer-inner a:not(.brand) {
  color: var(--muted);
  font-size: 0.71rem;
  font-weight: 700;
}

.footer-inner a:not(.brand):hover,
.footer-inner a:not(.brand):focus-visible {
  color: var(--signal);
}

/* Reveal only after JavaScript opts in; content remains visible when scripts fail. */
[data-reveal].reveal-ready {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 550ms ease,
    transform 550ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 1040px) {
  .hero {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
  }

  .hero-network {
    grid-template-columns: minmax(160px, 1fr) 82px minmax(160px, 1fr);
  }

  .architecture-card {
    grid-template-columns: minmax(170px, 1fr) minmax(195px, 1.05fr) minmax(
        170px,
        1fr
      );
  }

  .demo-canvas {
    grid-template-columns: minmax(190px, 1fr) 120px minmax(190px, 1fr);
    padding-inline: 35px;
  }

  .demo-signal--left {
    left: 26%;
    width: 25%;
  }
  .demo-signal--right {
    right: 26%;
    width: 25%;
  }
}

@media (max-width: 850px) {
  .shell {
    width: min(100% - 32px, 680px);
  }

  .desktop-nav,
  .github-link {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .mobile-menu {
    display: flex;
    padding: 10px 16px 14px;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 30px;
    min-height: 0;
    padding-top: 94px;
    padding-bottom: 56px;
  }

  .hero-copy {
    max-width: none;
  }

  .hero h1 {
    max-width: 650px;
  }

  .hero-network {
    max-width: 680px;
    margin: 0 auto;
  }

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

  .trust-strip > div:nth-child(2) {
    border-right: 0;
  }

  .trust-strip > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .section {
    padding: 88px 0;
  }

  .section-heading--split,
  .faq-layout,
  .roadmap {
    grid-template-columns: 1fr;
  }

  .architecture-card {
    grid-template-columns: 1fr;
  }

  .architecture-bridge {
    grid-template-columns: 1fr auto 1fr;
    padding: 3px 0;
  }

  .architecture-git {
    grid-column: 1;
  }

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

  .demo-card-top,
  .demo-footer,
  .final-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .demo-controls {
    display: flex;
    overflow-x: auto;
  }

  .demo-step {
    min-width: 125px;
    flex: 1 0 auto;
  }

  .demo-canvas {
    grid-template-columns: 1fr;
    gap: 31px;
    padding: 38px 28px 30px;
  }

  .demo-host {
    min-height: 120px;
    order: 2;
  }

  .demo-laptop--alice {
    order: 1;
  }
  .demo-laptop--bob {
    order: 3;
  }

  .demo-signal {
    left: 50%;
    width: 1px;
    height: 74px;
    background: repeating-linear-gradient(
      180deg,
      rgba(98, 230, 224, 0.24) 0 5px,
      transparent 5px 10px
    );
  }

  .demo-signal--left {
    top: 29%;
  }
  .demo-signal--right {
    top: 63%;
    right: auto;
  }

  .demo-signal span {
    top: -10%;
    left: -3px;
  }

  .demo-canvas.is-host-signaled .demo-signal--left span,
  .demo-canvas.is-bob-aware .demo-signal--right span {
    animation: demo-vertical-signal 900ms ease-in-out forwards;
  }

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

  .capability-card {
    min-height: 0;
  }

  .install-layout {
    grid-template-columns: 1fr;
  }

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

  .install-panels {
    min-height: 0;
  }

  .install-links {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .footer-inner > p {
    text-align: left;
  }

  .footer-inner > div {
    justify-content: flex-start;
  }
}

@keyframes demo-vertical-signal {
  from {
    top: -10%;
    opacity: 0;
  }
  16% {
    opacity: 1;
  }
  to {
    top: 105%;
    opacity: 1;
  }
}

@media (max-width: 590px) {
  .shell {
    width: min(100% - 24px, 520px);
  }

  .nav-shell {
    min-height: 58px;
    padding: 8px 0;
  }

  .mobile-menu {
    padding: 8px 12px 12px;
  }

  .brand-mark {
    width: 29px;
    height: 29px;
  }

  .hero {
    padding-top: 74px;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 13vw, 3.65rem);
  }

  .hero-proof {
    gap: 9px 15px;
  }

  .hero-network {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 43px 18px 34px;
  }

  .network-caption--left {
    left: 18px;
  }
  .network-caption--right {
    right: 18px;
  }

  .editor-card--alice,
  .editor-card--bob {
    transform: none;
  }

  .host-hub {
    min-height: 82px;
  }

  .host-hub p {
    bottom: -35px;
  }

  .network-path {
    left: 50%;
    width: 1px;
    height: 50px;
    background: repeating-linear-gradient(
      180deg,
      rgba(98, 230, 224, 0.34) 0 5px,
      transparent 5px 10px
    );
  }

  .network-path--one {
    top: 34%;
  }
  .network-path--two {
    top: 66%;
    right: auto;
  }

  .network-path span {
    top: -3px;
    left: -2px;
    animation: mobile-data-packet 2.8s ease-in-out infinite;
  }

  .network-path--two span {
    animation-delay: 1.4s;
  }

  .trust-strip {
    grid-template-columns: 1fr;
  }

  .trust-strip > div,
  .trust-strip > div:nth-child(2) {
    min-height: auto;
    padding: 17px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .trust-strip > div:last-child {
    border-bottom: 0;
  }

  .compare-grid,
  .workflow-grid {
    grid-template-columns: 1fr;
  }

  .scenario-topline {
    align-items: flex-start;
    flex-direction: column;
  }

  .architecture-card {
    padding: 22px;
  }

  .architecture-bridge {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .architecture-bridge > i {
    width: 1px;
    height: 20px;
    margin: 0 auto;
    background: repeating-linear-gradient(
      180deg,
      rgba(98, 230, 224, 0.58) 0 5px,
      transparent 5px 10px
    );
  }

  .architecture-host {
    min-width: 0;
  }

  .architecture-git {
    align-items: flex-start;
    flex-direction: column;
  }

  .demo-card-top {
    padding: 20px;
  }

  .button-play {
    width: 100%;
  }

  .demo-canvas {
    padding-inline: 15px;
  }

  .demo-window-main {
    grid-template-columns: 48px 1fr;
  }

  .demo-alert {
    left: 14px;
  }

  .demo-footer {
    padding: 16px 20px;
  }

  .demo-footer p {
    text-align: left;
  }

  .install-tabs {
    grid-template-columns: 1fr;
  }

  .install-panel {
    padding: 22px 17px;
  }

  .command {
    padding-left: 10px;
  }

  .command code {
    font-size: 0.61rem;
  }

  .final-cta {
    margin-top: 70px;
    margin-bottom: 54px;
  }

  .final-cta-actions {
    width: 100%;
  }

  .final-cta-actions .button {
    width: 100%;
  }

  .footer-inner > div {
    flex-wrap: wrap;
  }
}

@keyframes mobile-data-packet {
  0% {
    top: -10%;
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  85% {
    opacity: 1;
  }
  100% {
    top: 110%;
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}