:root {
  color-scheme: dark;
  --bg: #07111b;
  --bg-deep: #040b12;
  --panel: #0c1925;
  --panel-raised: #102231;
  --panel-soft: rgba(13, 28, 41, 0.78);
  --line: #213547;
  --line-soft: rgba(91, 120, 146, 0.2);
  --text: #f3f7fb;
  --text-2: #b5c1ce;
  --text-3: #8fa1b4;
  --violet: #8d68ff;
  --violet-bright: #b29cff;
  --violet-soft: rgba(141, 104, 255, 0.14);
  --cyan: #54c8e8;
  --cyan-soft: rgba(84, 200, 232, 0.13);
  --green: #61d38b;
  --green-soft: rgba(97, 211, 139, 0.12);
  --amber: #f3b53f;
  --amber-soft: rgba(243, 181, 63, 0.12);
  --red: #ff737c;
  --red-soft: rgba(255, 98, 109, 0.12);
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --content: 1180px;
  font-family: "DM Sans", Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html {
  min-width: 320px;
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
  background: var(--bg-deep);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% 8%, rgba(84, 200, 232, 0.08), transparent 27rem),
    radial-gradient(circle at 13% 2%, rgba(141, 104, 255, 0.13), transparent 32rem),
    linear-gradient(180deg, var(--bg-deep), var(--bg) 27rem, var(--bg));
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 157, 184, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 157, 184, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 88%);
  content: "";
  pointer-events: none;
}

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

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

p,
h1,
h2,
h3,
ul,
ol,
dl,
pre {
  margin-top: 0;
}

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

code,
pre,
kbd {
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

::selection {
  background: rgba(141, 104, 255, 0.36);
  color: #fff;
}

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

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  transform: translateY(-160%);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--text);
  color: var(--bg-deep);
  font-weight: 800;
  transition: transform 0.15s ease;
}

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

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid rgba(73, 103, 129, 0.24);
  background: rgba(5, 13, 21, 0.82);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
  min-height: 44px;
}

.brand img {
  width: 132px;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.site-nav a,
.header-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding-inline: 13px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  font-size: 0.9rem;
  font-weight: 650;
  white-space: nowrap;
  transition: color 0.16s ease, background 0.16s ease;
}

.site-nav a:hover,
.site-nav a[aria-current="page"],
.header-link:hover {
  background: var(--panel-soft);
  color: var(--text);
}

.site-nav a[aria-current="page"] {
  box-shadow: inset 0 -2px var(--violet);
}

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

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease, filter 0.16s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  border-color: #8f70ee;
  background: linear-gradient(135deg, #815ce9, #5737bb);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.2), 0 12px 30px rgba(78, 46, 177, 0.24);
  color: #fff;
}

.button--primary:hover {
  filter: brightness(1.1);
}

.button--secondary {
  background: rgba(15, 31, 45, 0.74);
  color: var(--text);
}

.button--secondary:hover {
  border-color: #405a70;
  background: var(--panel-raised);
}

.button__arrow {
  color: var(--violet-bright);
  font-size: 1.1em;
}

.eyebrow,
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--violet-bright);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.11em;
  line-height: 1.3;
  text-transform: uppercase;
}

.badge {
  padding: 7px 10px;
  border: 1px solid rgba(141, 104, 255, 0.34);
  border-radius: 999px;
  background: rgba(141, 104, 255, 0.08);
  letter-spacing: 0.06em;
}

.badge::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px var(--green-soft);
  content: "";
}

.hero {
  position: relative;
  padding: clamp(70px, 10vw, 138px) 0 78px;
}

.hero::after {
  position: absolute;
  z-index: -1;
  top: 2rem;
  left: 50%;
  width: min(1120px, 90vw);
  height: 520px;
  transform: translateX(-50%);
  border: 1px solid rgba(94, 130, 159, 0.1);
  border-radius: 50%;
  filter: blur(4px);
  content: "";
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(390px, 0.78fr);
  align-items: center;
  gap: clamp(48px, 8vw, 100px);
}

.hero h1 {
  max-width: 790px;
  margin: 24px 0 25px;
  font-size: clamp(3.2rem, 6.6vw, 6.5rem);
  font-weight: 780;
  letter-spacing: -0.065em;
  line-height: 0.96;
}

.hero h1 span {
  background: linear-gradient(100deg, #fff 10%, #d4c9ff 55%, #83dcf1);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.hero__lede {
  max-width: 680px;
  margin-bottom: 30px;
  color: var(--text-2);
  font-size: clamp(1.05rem, 1.6vw, 1.24rem);
  line-height: 1.72;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
}

.hero__note {
  margin: 18px 0 0;
  color: var(--text-3);
  font-size: 0.83rem;
}

.hero__note strong {
  color: var(--text-2);
}

.flow-card {
  position: relative;
  overflow: hidden;
  border: 1px solid #243b4e;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(16, 34, 49, 0.96), rgba(7, 17, 27, 0.95));
  box-shadow: var(--shadow), inset 0 1px rgba(255, 255, 255, 0.04);
}

.flow-card::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 95% 0, rgba(84, 200, 232, 0.12), transparent 38%),
    radial-gradient(circle at 5% 100%, rgba(141, 104, 255, 0.14), transparent 44%);
  content: "";
  pointer-events: none;
}

.window-bar {
  min-height: 48px;
  position: relative;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 17px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--text-3);
  font: 0.68rem "JetBrains Mono", Consolas, monospace;
  letter-spacing: 0.04em;
}

.window-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #3b5063;
}

.window-dot:nth-child(1) { background: var(--red); }
.window-dot:nth-child(2) { background: var(--amber); }
.window-dot:nth-child(3) { background: var(--green); }
.window-title { margin-left: 8px; }

.flow-card__body {
  position: relative;
  padding: 21px 20px 16px;
}

.flow-card__title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.flow-card__title strong {
  display: block;
  margin-bottom: 2px;
  font-size: 0.92rem;
}

.flow-card__title small {
  color: var(--text-3);
}

.flow-card__title > span {
  padding: 4px 7px;
  border-radius: 5px;
  background: var(--green-soft);
  color: var(--green);
  font: 0.64rem "JetBrains Mono", Consolas, monospace;
  text-transform: uppercase;
}

.flow-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow-list li {
  min-height: 61px;
  position: relative;
  display: grid;
  grid-template-columns: 31px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
}

.flow-list li:not(:last-child)::after {
  position: absolute;
  top: 43px;
  bottom: -4px;
  left: 15px;
  width: 1px;
  background: linear-gradient(var(--line), rgba(84, 200, 232, 0.22));
  content: "";
}

.flow-node {
  z-index: 1;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border: 1px solid #395266;
  border-radius: 9px;
  background: var(--panel);
  color: var(--cyan);
  font: 0.68rem "JetBrains Mono", Consolas, monospace;
}

.flow-list li:nth-child(2) .flow-node,
.flow-list li:nth-child(5) .flow-node {
  color: var(--violet-bright);
}

.flow-list li:nth-child(4) .flow-node {
  color: var(--green);
}

.flow-copy {
  min-width: 0;
  display: grid;
}

.flow-copy strong {
  font-size: 0.82rem;
}

.flow-copy small {
  overflow: hidden;
  color: var(--text-3);
  font: 0.65rem "JetBrains Mono", Consolas, monospace;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.flow-state {
  color: var(--green);
  font: 0.62rem "JetBrains Mono", Consolas, monospace;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.flow-footer {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 20px;
  border-top: 1px solid var(--line-soft);
  background: rgba(4, 11, 18, 0.45);
  color: var(--text-3);
  font: 0.66rem "JetBrains Mono", Consolas, monospace;
}

.flow-footer span:last-child {
  color: var(--cyan);
}

.signal-strip {
  padding: 0 0 54px;
}

.signal-strip__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding: 18px 24px;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  color: var(--text-3);
  font-size: 0.8rem;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.signal-strip__inner span {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.signal-strip__inner span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--violet);
  content: "";
}

.signal-strip__inner span:nth-child(2n)::before { background: var(--cyan); }
.signal-strip__inner span:nth-child(3n)::before { background: var(--green); }

.section {
  padding: clamp(76px, 9vw, 124px) 0;
}

.section--tight {
  padding: 62px 0;
}

.section--surface {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(12, 25, 37, 0.58), rgba(7, 17, 27, 0.18));
}

.section-heading {
  max-width: 770px;
  margin-bottom: 46px;
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-heading h2,
.docs-hero h1,
.security-hero h1 {
  margin: 12px 0 17px;
  font-size: clamp(2.25rem, 4.5vw, 4.35rem);
  font-weight: 760;
  letter-spacing: -0.052em;
  line-height: 1.03;
}

.section-heading p,
.docs-hero p,
.security-hero p {
  color: var(--text-2);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  line-height: 1.75;
}

.workflow-path {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.workflow-step {
  min-width: 0;
  position: relative;
  padding: 0 10px;
  text-align: center;
}

.workflow-step:not(:last-child)::after {
  position: absolute;
  z-index: -1;
  top: 22px;
  left: calc(50% + 22px);
  width: calc(100% - 44px);
  height: 1px;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  content: "";
}

.workflow-step__number {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin: 0 auto 14px;
  border: 1px solid #395268;
  border-radius: 50%;
  background: var(--panel);
  box-shadow: 0 0 0 7px var(--bg);
  color: var(--violet-bright);
  font: 0.72rem "JetBrains Mono", Consolas, monospace;
}

.workflow-step:nth-child(3n) .workflow-step__number { color: var(--cyan); }
.workflow-step:nth-child(4n) .workflow-step__number { color: var(--green); }

.workflow-step strong {
  display: block;
  font-size: 0.82rem;
  line-height: 1.35;
}

.workflow-step small {
  display: block;
  margin-top: 5px;
  color: var(--text-3);
  font-size: 0.7rem;
  line-height: 1.45;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.persona-card,
.principle-card,
.security-card {
  position: relative;
  overflow: hidden;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(16, 34, 49, 0.8), rgba(9, 20, 30, 0.88));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.025);
}

.feature-card::before,
.security-card::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), transparent 62%);
  content: "";
}

.feature-card:nth-child(2n)::before,
.security-card:nth-child(2n)::before {
  background: linear-gradient(90deg, var(--cyan), transparent 62%);
}

.feature-card:nth-child(3n)::before,
.security-card:nth-child(3n)::before {
  background: linear-gradient(90deg, var(--green), transparent 62%);
}

.card-symbol {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  margin-bottom: 24px;
  border: 1px solid rgba(141, 104, 255, 0.3);
  border-radius: 11px;
  background: var(--violet-soft);
  color: var(--violet-bright);
  font: 0.73rem "JetBrains Mono", Consolas, monospace;
  font-weight: 800;
}

.feature-card:nth-child(2n) .card-symbol {
  border-color: rgba(84, 200, 232, 0.28);
  background: var(--cyan-soft);
  color: var(--cyan);
}

.feature-card:nth-child(3n) .card-symbol {
  border-color: rgba(97, 211, 139, 0.26);
  background: var(--green-soft);
  color: var(--green);
}

.feature-card h3,
.persona-card h3,
.principle-card h3,
.security-card h3 {
  margin-bottom: 9px;
  font-size: 1.12rem;
  line-height: 1.35;
}

.feature-card p,
.persona-card p,
.principle-card p,
.security-card p {
  margin-bottom: 0;
  color: var(--text-2);
  font-size: 0.92rem;
  line-height: 1.68;
}

.feature-card__label {
  display: block;
  margin-top: 20px;
  color: var(--text-3);
  font: 0.65rem "JetBrains Mono", Consolas, monospace;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.trust-band {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(410px, 1.1fr);
  align-items: center;
  gap: clamp(44px, 8vw, 100px);
}

.trust-copy h2 {
  margin: 13px 0 18px;
  font-size: clamp(2.2rem, 4.2vw, 4rem);
  letter-spacing: -0.052em;
  line-height: 1.04;
}

.trust-copy > p {
  color: var(--text-2);
  line-height: 1.75;
}

.trust-list {
  display: grid;
  gap: 13px;
  margin: 28px 0 30px;
  padding: 0;
  list-style: none;
}

.trust-list li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 11px;
  align-items: start;
  color: var(--text-2);
}

.trust-list li::before {
  width: 19px;
  height: 19px;
  display: grid;
  place-items: center;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--green);
  content: "✓";
  font-size: 0.72rem;
  font-weight: 900;
}

.boundary-map {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(12, 27, 40, 0.92), rgba(5, 13, 21, 0.94));
  box-shadow: var(--shadow);
}

.boundary-map__heading {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  margin-bottom: 22px;
  color: var(--text-3);
  font: 0.7rem "JetBrains Mono", Consolas, monospace;
}

.boundary-map__heading span:last-child {
  color: var(--green);
}

.boundary-row {
  display: grid;
  grid-template-columns: 1fr 54px 1fr;
  align-items: stretch;
  gap: 10px;
  margin-bottom: 12px;
}

.boundary-node {
  min-height: 92px;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 15px;
  border: 1px solid #263f53;
  border-radius: 11px;
  background: rgba(16, 34, 49, 0.78);
}

.boundary-node strong {
  font-size: 0.83rem;
}

.boundary-node small {
  color: var(--text-3);
  font-size: 0.7rem;
  line-height: 1.45;
}

.boundary-node--runner {
  border-color: rgba(84, 200, 232, 0.36);
  background: var(--cyan-soft);
}

.boundary-node--data {
  border-color: rgba(141, 104, 255, 0.34);
  background: var(--violet-soft);
}

.boundary-link {
  display: grid;
  place-items: center;
  color: var(--cyan);
  font: 0.8rem "JetBrains Mono", Consolas, monospace;
}

.boundary-rule {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 13px;
  border: 1px solid rgba(97, 211, 139, 0.25);
  border-radius: 9px;
  background: var(--green-soft);
  color: var(--text-2);
  font-size: 0.78rem;
}

.boundary-rule::before {
  color: var(--green);
  content: "●";
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

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

.persona-card > span {
  display: block;
  margin-bottom: 34px;
  color: var(--violet-bright);
  font: 0.7rem "JetBrains Mono", Consolas, monospace;
}

.persona-card:nth-child(2n) > span { color: var(--cyan); }
.persona-card:nth-child(3n) > span { color: var(--green); }

.beta-scope {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.scope-panel {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(12, 25, 37, 0.68);
}

.scope-panel h3 {
  margin-bottom: 17px;
  font-size: 1.1rem;
}

.scope-panel ul {
  display: grid;
  gap: 11px;
  margin-bottom: 0;
  padding-left: 20px;
  color: var(--text-2);
}

.scope-panel--current {
  border-color: rgba(97, 211, 139, 0.3);
}

.scope-panel--current h3 { color: var(--green); }
.scope-panel--bounded h3 { color: var(--amber); }

.cta-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 36px;
  padding: clamp(34px, 6vw, 62px);
  border: 1px solid rgba(141, 104, 255, 0.36);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 90% 0, rgba(84, 200, 232, 0.14), transparent 36%),
    linear-gradient(135deg, rgba(141, 104, 255, 0.14), rgba(12, 25, 37, 0.92));
  box-shadow: var(--shadow);
}

.cta-panel::before {
  position: absolute;
  top: -80px;
  right: -60px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(178, 156, 255, 0.15);
  border-radius: 50%;
  content: "";
}

.cta-panel h2 {
  max-width: 720px;
  margin: 10px 0 11px;
  font-size: clamp(2rem, 4vw, 3.7rem);
  letter-spacing: -0.05em;
  line-height: 1.05;
}

.cta-panel p {
  max-width: 680px;
  margin-bottom: 0;
  color: var(--text-2);
}

.cta-panel__actions {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.site-footer {
  padding: 50px 0 34px;
  border-top: 1px solid var(--line-soft);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(240px, 1.4fr) repeat(2, minmax(150px, 0.55fr));
  gap: 50px;
}

.footer-brand img {
  width: 124px;
  margin-bottom: 16px;
}

.footer-brand p {
  max-width: 440px;
  color: var(--text-3);
  font-size: 0.86rem;
}

.footer-group strong {
  display: block;
  margin-bottom: 10px;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-group a {
  min-height: 34px;
  display: flex;
  align-items: center;
  width: fit-content;
  color: var(--text-3);
  font-size: 0.85rem;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 40px;
  padding-top: 21px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-3);
  font-size: 0.76rem;
}

/* Documentation */
.docs-hero,
.security-hero {
  padding: clamp(70px, 9vw, 114px) 0 55px;
  border-bottom: 1px solid var(--line-soft);
}

.docs-hero__inner,
.security-hero__inner {
  max-width: 850px;
}

.docs-hero h1,
.security-hero h1 {
  max-width: 820px;
}

.docs-hero p,
.security-hero p {
  max-width: 760px;
  margin-bottom: 20px;
}

.docs-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  color: var(--text-3);
  font-size: 0.78rem;
}

.docs-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.docs-meta span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  content: "";
}

.docs-layout {
  display: grid;
  grid-template-columns: 245px minmax(0, 790px);
  align-items: start;
  justify-content: space-between;
  gap: clamp(46px, 8vw, 110px);
  padding: 60px 0 100px;
}

.docs-nav {
  position: sticky;
  top: 108px;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(10, 23, 34, 0.76);
}

.docs-nav strong {
  display: block;
  margin: 3px 9px 10px;
  color: var(--text-3);
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.docs-nav a {
  min-height: 39px;
  display: flex;
  align-items: center;
  padding: 6px 9px;
  border-radius: 7px;
  color: var(--text-2);
  font-size: 0.84rem;
  font-weight: 650;
}

.docs-nav a:hover {
  background: var(--panel-soft);
  color: var(--text);
}

.docs-nav__divider {
  height: 1px;
  margin: 12px 8px;
  background: var(--line-soft);
}

.docs-content {
  min-width: 0;
}

.docs-section {
  scroll-margin-top: 112px;
  padding: 0 0 64px;
}

.docs-section + .docs-section {
  padding-top: 8px;
  border-top: 1px solid var(--line-soft);
}

.docs-section h2 {
  margin: 54px 0 14px;
  font-size: clamp(1.7rem, 3vw, 2.45rem);
  letter-spacing: -0.036em;
  line-height: 1.15;
}

.docs-section:first-child h2 {
  margin-top: 0;
}

.docs-section h3 {
  margin: 34px 0 10px;
  font-size: 1.15rem;
}

.docs-section p,
.docs-section li,
.report-panel p {
  color: var(--text-2);
}

.docs-section a:not(.button),
.report-panel a:not(.button) {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: rgba(84, 200, 232, 0.34);
  text-underline-offset: 3px;
}

.docs-section ul,
.docs-section ol {
  display: grid;
  gap: 9px;
  padding-left: 1.35rem;
}

.docs-section code:not(pre code),
.inline-code {
  padding: 0.13em 0.4em;
  border: 1px solid var(--line-soft);
  border-radius: 5px;
  background: rgba(16, 34, 49, 0.84);
  color: #c8d9e8;
  font-size: 0.86em;
  overflow-wrap: anywhere;
}

.numbered-steps {
  margin: 24px 0;
  padding: 0;
  list-style: none;
  counter-reset: doc-step;
}

.numbered-steps li {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 13px;
  align-items: start;
  padding: 12px 0;
  counter-increment: doc-step;
}

.numbered-steps li::before {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(141, 104, 255, 0.34);
  border-radius: 9px;
  background: var(--violet-soft);
  color: var(--violet-bright);
  content: counter(doc-step, decimal-leading-zero);
  font: 0.67rem "JetBrains Mono", Consolas, monospace;
}

.numbered-steps strong {
  display: block;
  margin-bottom: 2px;
  color: var(--text);
}

.callout {
  display: grid;
  grid-template-columns: 6px minmax(0, 1fr);
  gap: 15px;
  margin: 25px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(13, 28, 41, 0.68);
}

.callout::before {
  width: 4px;
  height: 100%;
  min-height: 38px;
  border-radius: 4px;
  background: var(--cyan);
  content: "";
}

.callout--violet::before { background: var(--violet); }
.callout--green::before { background: var(--green); }
.callout--amber::before { background: var(--amber); }

.callout strong {
  display: block;
  margin-bottom: 3px;
}

.callout p {
  margin: 0;
  font-size: 0.9rem;
}

.code-block {
  overflow: hidden;
  margin: 24px 0;
  border: 1px solid #263f52;
  border-radius: 12px;
  background: #040b12;
}

.code-block__header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 15px;
  border-bottom: 1px solid var(--line-soft);
  background: #0b1722;
  color: var(--text-3);
  font: 0.68rem "JetBrains Mono", Consolas, monospace;
}

.code-block pre {
  overflow: auto;
  margin: 0;
  padding: 20px;
  color: #c8d7e6;
  font-size: 0.79rem;
  line-height: 1.7;
  tab-size: 2;
}

.code-comment { color: #71869a; }
.code-key { color: var(--violet-bright); }
.code-value { color: var(--cyan); }
.code-command { color: var(--green); }

.principles-grid,
.security-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 13px;
  margin: 25px 0;
}

.principle-card,
.security-card {
  padding: 21px;
}

.principle-card > span,
.security-card > span {
  display: block;
  margin-bottom: 18px;
  color: var(--violet-bright);
  font: 0.68rem "JetBrains Mono", Consolas, monospace;
}

.scope-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 25px 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 11px;
  font-size: 0.87rem;
}

.scope-table th,
.scope-table td {
  padding: 13px 15px;
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
  vertical-align: top;
}

.scope-table th {
  background: rgba(16, 34, 49, 0.76);
  color: var(--text);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.scope-table td {
  color: var(--text-2);
}

.scope-table tr:last-child td { border-bottom: 0; }

.tag-current,
.tag-not-current {
  display: inline-flex;
  padding: 3px 7px;
  border-radius: 999px;
  font-size: 0.67rem;
  font-weight: 800;
  white-space: nowrap;
}

.tag-current {
  background: var(--green-soft);
  color: var(--green);
}

.tag-not-current {
  background: var(--amber-soft);
  color: var(--amber);
}

/* Security */
.security-hero {
  position: relative;
}

.security-hero::after {
  position: absolute;
  z-index: -1;
  top: 30px;
  right: 8%;
  width: 330px;
  height: 330px;
  border: 1px solid rgba(84, 200, 232, 0.12);
  border-radius: 42% 58% 61% 39%;
  box-shadow: inset 0 0 80px rgba(84, 200, 232, 0.04);
  content: "";
  transform: rotate(17deg);
}

.security-main {
  padding: 70px 0 110px;
}

.security-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 80px;
}

.security-card {
  min-height: 245px;
}

.security-card:nth-child(2n) > span { color: var(--cyan); }
.security-card:nth-child(3n) > span { color: var(--green); }

.security-section {
  display: grid;
  grid-template-columns: minmax(250px, 0.58fr) minmax(0, 1fr);
  gap: clamp(40px, 8vw, 100px);
  padding: 68px 0;
  border-top: 1px solid var(--line-soft);
}

.security-section h2 {
  margin: 10px 0 15px;
  font-size: clamp(1.9rem, 3.5vw, 3rem);
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.security-section__copy > p {
  color: var(--text-2);
}

.control-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.control-list li {
  position: relative;
  padding: 18px 0 18px 32px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--text-2);
}

.control-list li:first-child { padding-top: 0; }
.control-list li:last-child { border-bottom: 0; }

.control-list li::before {
  position: absolute;
  top: 22px;
  left: 3px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  content: "";
}

.control-list li:first-child::before { top: 4px; }

.control-list strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
}

.security-architecture {
  padding: 27px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(8, 20, 30, 0.75);
}

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

.architecture-node {
  min-height: 115px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 15px;
  border: 1px solid #2b465c;
  border-radius: 10px;
  background: var(--panel-soft);
  text-align: center;
}

.architecture-node strong { font-size: 0.83rem; }
.architecture-node small { color: var(--text-3); font-size: 0.68rem; }
.architecture-arrow { color: var(--cyan); }

.architecture-runner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
}

.architecture-runner .architecture-node:first-child {
  border-color: rgba(84, 200, 232, 0.33);
}

.architecture-runner .architecture-node:last-child {
  border-color: rgba(243, 181, 63, 0.32);
}

.architecture-caption {
  margin: 18px 0 0;
  color: var(--text-3);
  font-size: 0.76rem;
  text-align: center;
}

.report-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  margin-top: 60px;
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid rgba(255, 115, 124, 0.32);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--red-soft), rgba(12, 25, 37, 0.9));
}

.report-panel h2 {
  margin-bottom: 10px;
  font-size: clamp(1.8rem, 3.5vw, 2.7rem);
  letter-spacing: -0.04em;
}

.report-panel p {
  max-width: 720px;
  margin-bottom: 0;
}

/* 404 */
.not-found-page {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.not-found {
  display: grid;
  place-items: center;
  padding: 80px 20px;
  text-align: center;
}

.not-found__inner {
  max-width: 680px;
}

.not-found__code {
  display: block;
  margin-bottom: 6px;
  background: linear-gradient(110deg, var(--violet-bright), var(--cyan));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  font: clamp(5.5rem, 18vw, 11rem) "JetBrains Mono", Consolas, monospace;
  font-weight: 800;
  letter-spacing: -0.1em;
  line-height: 0.9;
}

.not-found h1 {
  margin-bottom: 13px;
  font-size: clamp(2rem, 5vw, 3.8rem);
  letter-spacing: -0.05em;
}

.not-found p {
  margin-bottom: 29px;
  color: var(--text-2);
  font-size: 1.05rem;
}

.not-found__actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
}

.visually-hidden {
  width: 1px !important;
  height: 1px !important;
  position: absolute !important;
  overflow: hidden !important;
  margin: -1px !important;
  padding: 0 !important;
  border: 0 !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
}

@media (max-width: 1040px) {
  html { scroll-padding-top: 150px; }
  .site-header__inner {
    flex-wrap: wrap;
    gap: 6px 16px;
    padding: 12px 0 9px;
  }

  .site-nav {
    order: 3;
    width: 100%;
    justify-content: center;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    border-top: 1px solid var(--line-soft);
  }

  .site-nav::-webkit-scrollbar {
    width: 0;
    height: 0;
    display: none;
  }

  .docs-section { scroll-margin-top: 150px; }

  .header-actions { margin-left: auto; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__copy { max-width: 820px; }
  .flow-card { width: min(100%, 690px); }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .persona-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .workflow-path { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 34px 0; }
  .workflow-step:nth-child(4)::after { display: none; }
  .workflow-step:nth-child(n+5):not(:last-child)::after { display: block; }
  .trust-band { grid-template-columns: 1fr; }
  .boundary-map { max-width: 720px; }
  .security-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 780px) {
  .container { width: min(calc(100% - 28px), var(--content)); }
  .site-header__inner { min-height: 66px; }
  .brand img { width: 116px; }
  .header-link { display: none; }
  .header-actions .button { min-height: 42px; padding-inline: 12px; font-size: 0.78rem; }
  .site-nav { justify-content: flex-start; }
  .site-nav a { min-height: 42px; padding-inline: 10px; font-size: 0.8rem; }
  .hero { padding-top: 64px; }
  .hero h1 { font-size: clamp(3rem, 15vw, 5.2rem); }
  .flow-card__body { padding-inline: 15px; }
  .signal-strip__inner { justify-content: flex-start; }
  .workflow-path { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 0; }
  .workflow-step:nth-child(2n)::after { display: none; }
  .workflow-step:nth-child(2n+1):not(:last-child)::after { display: block; }
  .feature-grid,
  .persona-grid,
  .beta-scope,
  .principles-grid,
  .security-grid { grid-template-columns: 1fr; }
  .cta-panel { grid-template-columns: 1fr; }
  .cta-panel__actions { flex-direction: row; flex-wrap: wrap; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .docs-layout { grid-template-columns: 1fr; padding-top: 30px; }
  .docs-nav {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .docs-nav strong,
  .docs-nav__divider { grid-column: 1 / -1; }
  .scope-table { display: block; overflow-x: auto; }
  .security-section { grid-template-columns: 1fr; }
  .architecture-chain { grid-template-columns: 1fr; }
  .architecture-arrow { transform: rotate(90deg); text-align: center; }
  .report-panel { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .hero__actions .button,
  .cta-panel__actions .button { width: 100%; }
  .flow-list li { grid-template-columns: 31px minmax(0, 1fr); }
  .flow-state { display: none; }
  .flow-footer { flex-direction: column; gap: 3px; }
  .workflow-path { grid-template-columns: 1fr; gap: 0; }
  .workflow-step {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 14px;
    padding: 0 0 24px;
    text-align: left;
  }
  .workflow-step__number { margin: 0; }
  .workflow-step:not(:last-child)::after,
  .workflow-step:nth-child(2n)::after,
  .workflow-step:nth-child(2n+1):not(:last-child)::after {
    display: block;
    top: 44px;
    bottom: -1px;
    left: 22px;
    width: 1px;
    height: auto;
  }
  .workflow-step small { margin-top: 3px; }
  .boundary-row { grid-template-columns: 1fr; }
  .boundary-link { transform: rotate(90deg); }
  .architecture-runner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
  .docs-nav { grid-template-columns: 1fr; }
  .docs-nav strong,
  .docs-nav__divider { grid-column: auto; }
}

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

@media (forced-colors: active) {
  .hero h1 span,
  .not-found__code {
    background: none;
    color: CanvasText;
    -webkit-text-fill-color: currentColor;
  }

  .button,
  .feature-card,
  .persona-card,
  .security-card,
  .flow-card,
  .boundary-map,
  .cta-panel {
    border: 1px solid ButtonText;
  }

  .badge::before,
  .signal-strip__inner span::before,
  .trust-list li::before {
    forced-color-adjust: none;
  }
}

@media print {
  :root { color-scheme: light; }
  body { background: #fff; color: #111; }
  body::before,
  .site-header,
  .site-footer,
  .docs-nav,
  .docs-hero .button,
  .security-hero .button { display: none !important; }
  .docs-layout { display: block; padding: 20px 0; }
  .docs-section { break-inside: avoid; }
  .docs-section p,
  .docs-section li,
  .report-panel p { color: #333; }
  .code-block { border-color: #bbb; background: #f4f4f4; }
  .code-block pre { color: #111; }
  a { text-decoration: underline; }
}