:root {
  color-scheme: light;
  --ink-950: #07101f;
  --ink-900: #0d1728;
  --ink-800: #172338;
  --ink-700: #2a3952;
  --ink-600: #4a5a73;
  --ink-500: #66758c;
  --ink-300: #bcc7d6;
  --ink-200: #dce3ec;
  --ink-100: #eef2f7;
  --ink-50: #f7f9fc;
  --white: #ffffff;
  --security: #136bff;
  --security-strong: #0048c7;
  --security-soft: #e9f1ff;
  --browser: #6754e8;
  --browser-strong: #4935cb;
  --browser-soft: #efedff;
  --positive: #0a8f6a;
  --positive-soft: #e6f7f1;
  --warning: #a65c00;
  --warning-soft: #fff3df;
  --danger: #b4233f;
  --danger-soft: #fff0f3;
  --shadow-sm: 0 1px 2px rgb(7 16 31 / 6%), 0 8px 24px rgb(7 16 31 / 5%);
  --shadow-md: 0 20px 60px rgb(7 16 31 / 12%);
  --shadow-dark: 0 28px 80px rgb(0 0 0 / 28%);
  --radius-sm: 0.75rem;
  --radius-md: 1.25rem;
  --radius-lg: 1.75rem;
  --radius-pill: 999px;
  --container: 74rem;
  --narrow: 50rem;
  --header-height: 4.5rem;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1.5rem);
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 0;
  background: var(--white);
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0 0 auto;
  height: 44rem;
  background:
    radial-gradient(circle at 12% 4%, rgb(19 107 255 / 9%), transparent 32rem),
    radial-gradient(circle at 88% 8%, rgb(103 84 232 / 8%), transparent 30rem);
  content: "";
  pointer-events: none;
}

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

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 0.12em;
}

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

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

h1,
h2,
h3 {
  color: var(--ink-950);
  font-weight: 760;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 14ch;
  margin-bottom: 1.5rem;
  font-size: clamp(2.8rem, 7vw, 5.7rem);
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 3.55rem);
}

h3 {
  margin-bottom: 0.7rem;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  letter-spacing: -0.02em;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

code {
  border: 1px solid var(--ink-200);
  border-radius: 0.35rem;
  background: var(--ink-50);
  padding: 0.12em 0.35em;
  font-family: var(--font-mono);
  font-size: 0.88em;
  overflow-wrap: anywhere;
  word-break: break-word;
}

code[data-artifact-sha],
code[data-windows-sha],
code[data-macos-sha],
code[data-linux-sha] {
  overflow-wrap: anywhere;
  word-break: break-all;
}

::selection {
  background: rgb(19 107 255 / 20%);
  color: var(--ink-950);
}

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

.product-browser :focus-visible {
  outline-color: var(--browser);
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  transform: translateY(-180%);
  border-radius: var(--radius-pill);
  background: var(--ink-950);
  color: var(--white);
  padding: 0.75rem 1rem;
  font-weight: 700;
  transition: transform 160ms ease;
}

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

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

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

.narrow {
  width: min(100%, var(--narrow));
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid rgb(220 227 236 / 82%);
  background: rgb(255 255 255 / 88%);
  backdrop-filter: blur(18px) saturate(140%);
}

.nav-shell {
  display: flex;
  min-width: 0;
  min-height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink-950);
  font-weight: 800;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  width: 2rem;
  height: 2rem;
  flex: none;
  place-items: center;
  border: 1px solid rgb(255 255 255 / 35%);
  border-radius: 0.65rem;
  background-color: var(--security);
  background-image:
    url("./zero-security-mark.svg"),
    linear-gradient(145deg, #3f8cff, #0046bd);
  background-position: center;
  background-size: cover;
  box-shadow: 0 7px 18px rgb(19 107 255 / 24%);
  color: var(--white);
  font-size: 0.88rem;
}

.product-browser .brand-mark {
  background-color: var(--browser);
  background-image:
    url("./zero-browser-mark.svg"),
    linear-gradient(145deg, #8f7cff, #4935cb);
  box-shadow: 0 7px 18px rgb(103 84 232 / 24%);
}

.brand-product {
  color: var(--ink-600);
  font-weight: 650;
}

.preview-chip {
  display: inline-flex;
  min-height: 1.65rem;
  align-items: center;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-pill);
  background: var(--ink-50);
  color: var(--ink-600);
  padding: 0.1rem 0.55rem;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.2rem;
}

.nav-links a {
  display: inline-flex;
  min-height: 2.65rem;
  align-items: center;
  border-radius: var(--radius-pill);
  color: var(--ink-600);
  padding: 0.55rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--ink-100);
  color: var(--ink-950);
}

.nav-links .nav-switch {
  margin-left: 0.25rem;
  border: 1px solid var(--ink-200);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.nav-links .nav-priority {
  border: 1px solid transparent;
  background: var(--browser);
  color: var(--white);
}

.nav-links .nav-priority:hover {
  background: var(--browser-strong);
  color: var(--white);
}

.mobile-nav {
  position: relative;
  display: none;
  flex: none;
  margin-left: auto;
}

.mobile-nav summary {
  display: inline-flex;
  min-width: 5.4rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-pill);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  color: var(--ink-950);
  padding: 0.55rem 0.85rem;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 800;
  list-style: none;
}

.mobile-nav summary::-webkit-details-marker {
  display: none;
}

.mobile-nav summary::after {
  color: var(--ink-500);
  content: "+";
  font-size: 1.15rem;
  line-height: 1;
}

.mobile-nav[open] summary::after {
  content: "−";
}

.mobile-nav nav {
  position: absolute;
  z-index: 120;
  top: calc(100% + 0.55rem);
  right: 0;
  display: grid;
  width: min(20rem, calc(100vw - 1.25rem));
  overflow: hidden;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-md);
  padding: 0.45rem;
}

.mobile-nav nav a {
  display: flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: space-between;
  border-radius: 0.75rem;
  color: var(--ink-700);
  padding: 0.65rem 0.8rem;
  font-weight: 750;
  text-decoration: none;
}

.mobile-nav nav a:hover {
  background: var(--ink-100);
  color: var(--ink-950);
}

.hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-950);
  color: var(--ink-200);
}

.hero::before {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgb(255 255 255 / 3%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 3%) 1px, transparent 1px);
  background-size: 3.5rem 3.5rem;
  content: "";
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
  pointer-events: none;
}

.hero::after {
  position: absolute;
  width: 34rem;
  height: 34rem;
  border-radius: 50%;
  background: var(--security);
  content: "";
  filter: blur(150px);
  opacity: 0.18;
  pointer-events: none;
  right: -13rem;
  top: -16rem;
}

.product-browser .hero::after {
  background: var(--browser);
  opacity: 0.24;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: min(52rem, calc(100vh - var(--header-height)));
  align-items: center;
  gap: clamp(2.5rem, 6vw, 6rem);
  grid-template-columns: minmax(0, 1.05fr) minmax(22rem, 0.95fr);
  padding-block: clamp(5rem, 9vw, 8rem);
}

.hero h1 {
  color: var(--white);
  overflow-wrap: anywhere;
}

.hero-kicker,
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.25rem;
  color: var(--security);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.product-browser .hero-kicker,
.product-browser .section-label {
  color: var(--browser);
}

.hero-kicker {
  max-width: 100%;
  color: #91baff;
  overflow-wrap: anywhere;
}

.product-browser .hero-kicker {
  color: #b8adff;
}

.hero-kicker::before,
.section-label::before {
  width: 0.5rem;
  height: 0.5rem;
  flex: none;
  border-radius: 50%;
  background: currentcolor;
  box-shadow: 0 0 0 0.3rem rgb(19 107 255 / 11%);
  content: "";
}

.product-browser .hero-kicker::before,
.product-browser .section-label::before {
  box-shadow: 0 0 0 0.3rem rgb(103 84 232 / 12%);
}

.lede {
  max-width: 43rem;
  margin-bottom: 2rem;
  color: var(--ink-300);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.65;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.35rem;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: var(--security);
  box-shadow: 0 12px 28px rgb(19 107 255 / 22%);
  color: var(--white);
  padding: 0.72rem 1.2rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.product-browser .button {
  background: var(--browser);
  box-shadow: 0 12px 28px rgb(103 84 232 / 22%);
}

.button:hover {
  background: var(--security-strong);
  box-shadow: 0 16px 36px rgb(19 107 255 / 28%);
  text-decoration: none;
  transform: translateY(-1px);
}

.product-browser .button:hover {
  background: var(--browser-strong);
  box-shadow: 0 16px 36px rgb(103 84 232 / 28%);
}

.button-secondary {
  border-color: rgb(255 255 255 / 18%);
  background: rgb(255 255 255 / 7%);
  box-shadow: none;
  color: var(--white);
}

.button-secondary:hover {
  background: rgb(255 255 255 / 13%);
  box-shadow: none;
}

.button-light {
  border-color: var(--ink-200);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  color: var(--ink-900);
}

.button-light:hover,
.product-browser .button-light:hover {
  background: var(--ink-50);
  box-shadow: var(--shadow-sm);
  color: var(--ink-950);
}

.microcopy {
  max-width: 44rem;
  color: var(--ink-300);
  font-size: 0.88rem;
}

.microcopy strong {
  color: var(--white);
}

.hero-art {
  position: relative;
  min-height: 31rem;
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 15%);
  border-radius: var(--radius-lg);
  background-color: #101a2d;
  background-image:
    linear-gradient(145deg, rgb(7 16 31 / 15%), rgb(7 16 31 / 80%)),
    url("./zsec-family-hero-v2.png"),
    radial-gradient(circle at 68% 24%, rgb(19 107 255 / 55%), transparent 18rem),
    linear-gradient(145deg, #172a4d, #07101f 72%);
  background-position: center;
  background-size: cover;
  box-shadow: var(--shadow-dark);
  isolation: isolate;
}

.product-browser .hero-art {
  background-image:
    linear-gradient(145deg, rgb(7 16 31 / 10%), rgb(7 16 31 / 72%)),
    url("./zsec-family-hero-v2.png"),
    radial-gradient(circle at 68% 24%, rgb(103 84 232 / 62%), transparent 18rem),
    linear-gradient(145deg, #2b245b, #07101f 72%);
}

.hero-art::before {
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgb(255 255 255 / 8%), transparent 35%);
  content: "";
  pointer-events: none;
}

.concept-label {
  position: absolute;
  z-index: 2;
  top: 1rem;
  left: 1rem;
  border: 1px solid rgb(255 255 255 / 18%);
  border-radius: var(--radius-pill);
  background: rgb(7 16 31 / 72%);
  color: var(--ink-200);
  padding: 0.35rem 0.7rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.status-window {
  position: absolute;
  z-index: 2;
  right: clamp(1rem, 5vw, 3rem);
  bottom: clamp(1rem, 5vw, 3rem);
  left: clamp(1rem, 5vw, 3rem);
  overflow: hidden;
  border: 1px solid rgb(255 255 255 / 18%);
  border-radius: 1.1rem;
  background: rgb(7 16 31 / 82%);
  box-shadow: 0 20px 50px rgb(0 0 0 / 28%);
  backdrop-filter: blur(18px);
}

.window-bar {
  display: flex;
  min-height: 3rem;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid rgb(255 255 255 / 10%);
  padding: 0.75rem 1rem;
}

.window-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: rgb(255 255 255 / 20%);
}

.window-title {
  margin-left: 0.35rem;
  color: var(--ink-300);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.window-body {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
}

.status-row {
  display: flex;
  min-height: 3.4rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid rgb(255 255 255 / 9%);
  border-radius: 0.8rem;
  background: rgb(255 255 255 / 4%);
  padding: 0.65rem 0.8rem;
}

.status-name {
  color: var(--ink-300);
  font-size: 0.78rem;
}

.status-value {
  color: var(--white);
  font-size: 0.76rem;
  font-weight: 800;
  text-align: right;
}

.status-value::before {
  display: inline-block;
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.45rem;
  border-radius: 50%;
  background: #39d9aa;
  box-shadow: 0 0 0 0.25rem rgb(57 217 170 / 12%);
  content: "";
  vertical-align: 0.05em;
}

.status-value.planned::before {
  background: #ffbe5c;
  box-shadow: 0 0 0 0.25rem rgb(255 190 92 / 12%);
}

.trust-strip {
  position: relative;
  z-index: 2;
  margin-top: -1px;
  border-bottom: 1px solid var(--ink-200);
  background: var(--white);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.trust-item {
  min-height: 9rem;
  padding: 1.8rem clamp(1rem, 3vw, 2.2rem);
}

.trust-item + .trust-item {
  border-left: 1px solid var(--ink-200);
}

.trust-item strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--ink-950);
  font-size: 1rem;
}

.trust-item p {
  margin-bottom: 0;
  color: var(--ink-600);
  font-size: 0.92rem;
}

.section {
  position: relative;
  padding-block: clamp(4.5rem, 8vw, 8rem);
}

.section-muted {
  border-block: 1px solid var(--ink-200);
  background: var(--ink-50);
}

.section-dark {
  overflow: hidden;
  background: var(--ink-950);
  color: var(--ink-300);
}

.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

.section-dark .section-label {
  color: #91baff;
}

.product-browser .section-dark .section-label {
  color: #b8adff;
}

.section-head {
  display: grid;
  align-items: end;
  gap: 2rem;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head p {
  color: var(--ink-600);
  font-size: 1.08rem;
}

.section-dark .section-head p {
  color: var(--ink-300);
}

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

.card {
  position: relative;
  min-height: 100%;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: clamp(1.35rem, 3vw, 2rem);
}

.card p,
.card li {
  color: var(--ink-600);
}

.card ul {
  margin-bottom: 0;
  padding-left: 1.2rem;
}

.card-accent {
  border-color: rgb(19 107 255 / 22%);
  background: linear-gradient(155deg, var(--white), var(--security-soft));
}

.product-browser .card-accent {
  border-color: rgb(103 84 232 / 22%);
  background: linear-gradient(155deg, var(--white), var(--browser-soft));
}

.card-icon {
  display: grid;
  width: 2.7rem;
  height: 2.7rem;
  margin-bottom: 1.25rem;
  place-items: center;
  border-radius: 0.85rem;
  background: var(--security-soft);
  color: var(--security-strong);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.product-browser .card-icon {
  background: var(--browser-soft);
  color: var(--browser-strong);
}

.step-grid {
  display: grid;
  gap: 1rem;
  counter-reset: steps;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.step {
  position: relative;
  min-height: 15rem;
  overflow: hidden;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-md);
  background: var(--white);
  padding: 1.6rem;
  counter-increment: steps;
}

.step::before {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 2.5rem;
  place-items: center;
  border-radius: 50%;
  background: var(--ink-950);
  color: var(--white);
  content: counter(steps, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 800;
}

.step:not(:last-child)::after {
  position: absolute;
  top: 2.65rem;
  right: -1rem;
  z-index: 2;
  width: 2rem;
  height: 1px;
  background: var(--ink-300);
  content: "";
}

.step p {
  margin-bottom: 0;
  color: var(--ink-600);
  font-size: 0.92rem;
}

.callout {
  display: grid;
  align-items: start;
  gap: 1.25rem;
  border: 1px solid rgb(19 107 255 / 22%);
  border-radius: var(--radius-md);
  background: var(--security-soft);
  padding: clamp(1.35rem, 3vw, 2rem);
  grid-template-columns: auto 1fr;
}

.product-browser .callout {
  border-color: rgb(103 84 232 / 22%);
  background: var(--browser-soft);
}

.callout-mark {
  display: grid;
  width: 2.45rem;
  height: 2.45rem;
  place-items: center;
  border-radius: 50%;
  background: var(--security);
  color: var(--white);
  font-weight: 900;
}

.product-browser .callout-mark {
  background: var(--browser);
}

.callout h3 {
  margin-bottom: 0.45rem;
}

.callout-spaced {
  margin-top: 1rem;
}

.callout p {
  color: var(--ink-700);
}

.architecture {
  display: grid;
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
  grid-template-columns: minmax(0, 0.92fr) minmax(24rem, 1.08fr);
}

.architecture-copy > p {
  color: var(--ink-300);
  font-size: 1.08rem;
}

.check-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.8rem;
}

.check-list li::before {
  position: absolute;
  top: 0.46em;
  left: 0;
  width: 0.72rem;
  height: 0.72rem;
  border: 2px solid #42ddb0;
  border-radius: 50%;
  content: "";
}

.architecture-diagram {
  position: relative;
  display: grid;
  gap: 0.65rem;
  border: 1px solid rgb(255 255 255 / 13%);
  border-radius: var(--radius-lg);
  background: rgb(255 255 255 / 4%);
  padding: clamp(1rem, 3vw, 2rem);
  box-shadow: var(--shadow-dark);
}

.layer {
  position: relative;
  border: 1px solid rgb(255 255 255 / 12%);
  border-radius: 0.9rem;
  background: rgb(255 255 255 / 5%);
  padding: 1rem 1.15rem;
}

.layer + .layer::before {
  position: absolute;
  top: -0.65rem;
  left: 50%;
  width: 1px;
  height: 0.65rem;
  background: rgb(255 255 255 / 25%);
  content: "";
}

.layer strong {
  display: block;
  color: var(--white);
  font-size: 0.9rem;
}

.layer span {
  color: var(--ink-300);
  font-size: 0.78rem;
}

.layer-primary {
  border-color: rgb(69 145 255 / 42%);
  background: rgb(19 107 255 / 13%);
}

.product-browser .layer-primary {
  border-color: rgb(150 132 255 / 42%);
  background: rgb(103 84 232 / 15%);
}

.architecture-note {
  margin-top: 0.3rem;
  color: var(--ink-300);
  font-size: 0.75rem;
  text-align: center;
}

.status-matrix {
  overflow: hidden;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.status-line {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: minmax(10rem, 0.34fr) minmax(0, 0.66fr);
  padding: 1.35rem 1.5rem;
}

.status-line + .status-line {
  border-top: 1px solid var(--ink-200);
}

.status-tag {
  display: inline-flex;
  width: fit-content;
  min-height: 1.8rem;
  align-items: center;
  border-radius: var(--radius-pill);
  background: var(--positive-soft);
  color: #076149;
  padding: 0.2rem 0.7rem;
  font-size: 0.73rem;
  font-weight: 850;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.status-tag.implementation {
  background: var(--security-soft);
  color: var(--security-strong);
}

.product-browser .status-tag.implementation {
  background: var(--browser-soft);
  color: var(--browser-strong);
}

.status-tag.planned {
  background: var(--warning-soft);
  color: var(--warning);
}

.status-tag.not-claimed {
  background: var(--danger-soft);
  color: var(--danger);
}

.status-line p {
  margin-bottom: 0;
  color: var(--ink-700);
}

.split {
  display: grid;
  align-items: start;
  gap: clamp(2rem, 6vw, 5rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel {
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: clamp(1.4rem, 4vw, 2.4rem);
}

.panel h3 {
  margin-bottom: 1rem;
}

.panel p,
.panel li {
  color: var(--ink-600);
}

.panel ul {
  padding-left: 1.25rem;
}

.panel-positive {
  border-top: 4px solid var(--positive);
}

.panel-private {
  border-top: 4px solid var(--ink-700);
}

.roadmap {
  display: grid;
  gap: 1rem;
}

.roadmap-item {
  display: grid;
  gap: 1.25rem;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-md);
  background: var(--white);
  padding: clamp(1.2rem, 3vw, 1.8rem);
  grid-template-columns: auto minmax(0, 1fr);
}

.roadmap-index {
  display: grid;
  width: 2.7rem;
  height: 2.7rem;
  place-items: center;
  border-radius: 0.85rem;
  background: var(--browser-soft);
  color: var(--browser-strong);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 850;
}

.roadmap-item p {
  margin-bottom: 0;
  color: var(--ink-600);
}

.boundary-banner {
  display: grid;
  align-items: center;
  gap: 2rem;
  border: 1px solid var(--ink-200);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, rgb(19 107 255 / 10%), transparent 26rem),
    var(--white);
  box-shadow: var(--shadow-sm);
  padding: clamp(1.5rem, 5vw, 3rem);
  grid-template-columns: minmax(0, 1fr) auto;
}

.product-browser .boundary-banner {
  background:
    radial-gradient(circle at 100% 0%, rgb(103 84 232 / 11%), transparent 26rem),
    var(--white);
}

.boundary-banner p {
  color: var(--ink-600);
}

.faq-list {
  border-top: 1px solid var(--ink-200);
}

.faq-list details {
  border-bottom: 1px solid var(--ink-200);
}

.faq-list summary {
  position: relative;
  min-height: 4.8rem;
  cursor: pointer;
  list-style: none;
  padding: 1.35rem 3rem 1.35rem 0;
  color: var(--ink-950);
  font-size: 1.08rem;
  font-weight: 760;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  position: absolute;
  top: 1.45rem;
  right: 0;
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  border: 1px solid var(--ink-200);
  border-radius: 50%;
  background: var(--white);
  color: var(--ink-700);
  content: "+";
  font-size: 1.15rem;
  font-weight: 500;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-answer {
  max-width: 49rem;
  padding: 0 3rem 1.5rem 0;
  color: var(--ink-600);
}

.cta-section {
  background: var(--ink-950);
  color: var(--ink-300);
}

.cta-box {
  display: grid;
  align-items: center;
  gap: 2rem;
  grid-template-columns: minmax(0, 1fr) auto;
}

.cta-box h2 {
  max-width: 16ch;
  color: var(--white);
}

.cta-box p {
  max-width: 48rem;
  color: var(--ink-300);
}

.cta-actions {
  margin-bottom: 0;
}

.site-footer {
  border-top: 1px solid var(--ink-200);
  background: var(--ink-50);
  color: var(--ink-600);
}

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(16rem, 1.4fr) repeat(2, minmax(9rem, 0.6fr));
  padding-block: 3.5rem;
}

.footer-brand {
  max-width: 32rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.9rem;
}

.footer-title {
  margin-bottom: 0.8rem;
  color: var(--ink-950);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-links {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a {
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--ink-950);
  text-decoration: underline;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid var(--ink-200);
  padding-block: 1.3rem;
  font-size: 0.78rem;
}

.footer-bottom p {
  margin: 0;
}

@media (max-width: 64rem) {
  .nav-links {
    display: none;
  }

  .mobile-nav {
    display: block;
  }

  .hero-grid {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: 50rem;
  }

  .hero-art {
    min-height: 27rem;
  }

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

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

  .step:nth-child(2)::after {
    display: none;
  }

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

  .architecture-copy {
    max-width: 48rem;
  }

  .cta-box,
  .boundary-banner {
    align-items: start;
    grid-template-columns: 1fr;
  }
}

@media (max-width: 46rem) {
  :root {
    --header-height: 4rem;
  }

  .container {
    width: min(calc(100% - 1.25rem), var(--container));
  }

  .brand-product,
  .preview-chip {
    display: none;
  }

  .hero-grid {
    padding-block: 4rem;
  }

  .hero-art {
    min-height: 24rem;
  }

  .status-window {
    right: 0.75rem;
    bottom: 0.75rem;
    left: 0.75rem;
  }

  .trust-grid,
  .feature-grid,
  .step-grid,
  .section-head,
  .split,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .trust-item {
    min-height: auto;
  }

  .trust-item + .trust-item {
    border-top: 1px solid var(--ink-200);
    border-left: 0;
  }

  .step:not(:last-child)::after {
    display: none;
  }

  .status-line {
    gap: 0.8rem;
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 22rem) {
  .nav-shell {
    gap: 0.5rem;
  }

  .brand {
    gap: 0.5rem;
  }

  .mobile-nav summary {
    min-width: 4.9rem;
    padding-inline: 0.65rem;
  }

  .hero h1 {
    font-size: clamp(2.25rem, 13vw, 2.8rem);
  }
}

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

@media (prefers-contrast: more) {
  .card,
  .panel,
  .step,
  .status-matrix,
  .boundary-banner,
  .roadmap-item {
    border-color: var(--ink-600);
  }

  .microcopy,
  .lede,
  .section-dark p {
    color: var(--ink-100);
  }
}

@media print {
  .site-header,
  .hero-actions,
  .cta-section,
  .site-footer,
  .hero-art {
    display: none !important;
  }

  .hero,
  .section-dark {
    background: var(--white) !important;
    color: var(--ink-900) !important;
  }

  .hero h1,
  .section-dark h2,
  .section-dark h3,
  .section-dark p,
  .lede,
  .microcopy {
    color: var(--ink-950) !important;
  }

  .hero-grid {
    display: block;
    min-height: auto;
    padding-block: 2rem;
  }

  .section {
    padding-block: 2rem;
  }

  a {
    text-decoration: underline;
  }
}