:root {
  color-scheme: dark;
  --page-bg: #070b13;
  --page-panel: rgba(12, 19, 32, .86);
  --page-line: rgba(255, 255, 255, .1);
  --page-text: #f5f8fc;
  --page-muted: #a0adbf;
  --page-accent: #00f0ff;
  --page-surface: #111827;
  font-family: system-ui, -apple-system, "Segoe UI Variable Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--page-text);
  background:
    radial-gradient(ellipse at 80% 0, color-mix(in srgb, var(--page-accent) 13%, transparent), transparent 40%),
    radial-gradient(ellipse at 7% 72%, color-mix(in srgb, var(--page-accent) 7%, transparent), transparent 36%),
    linear-gradient(180deg, color-mix(in srgb, var(--page-bg) 70%, #040609), var(--page-bg));
  line-height: 1.65;
}

body[data-atmosphere="shopping"] {
  --page-panel: rgba(26, 14, 32, .86);
  --page-bg: #120b17;
  --page-surface: #211327;
}

body[data-atmosphere="wood"] {
  --page-panel: rgba(30, 22, 10, .86);
  --page-bg: #171108;
  --page-surface: #241b0c;
}

body[data-atmosphere="mycelium"] {
  --page-panel: rgba(10, 28, 20, .86);
  --page-bg: #07150f;
  --page-surface: #0d2118;
}

body[data-atmosphere="flight"] {
  --page-bg: #071522;
  --page-surface: #0c1f2d;
}

body[data-atmosphere="radio"] {
  --page-panel: rgba(28, 12, 26, .86);
  --page-bg: #110812;
  --page-surface: #21101e;
}

body[data-atmosphere="broadcast"] {
  --page-bg: #07121b;
  --page-surface: #0c1e29;
}

a,
button {
  font: inherit;
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--page-accent);
  outline-offset: 4px;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.page-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 76px;
  border-bottom: 1px solid var(--page-line);
}

.page-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-weight: 800;
}

.page-brand img {
  width: 40px;
  height: 40px;
  border: 1px solid color-mix(in srgb, var(--page-accent) 48%, transparent);
  border-radius: 12px;
  object-fit: cover;
}

.page-brand small {
  display: block;
  color: var(--page-muted);
  font: 600 .64rem/1.2 ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.page-nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-home,
.page-language button {
  padding: 7px 9px;
  border: 0;
  border-radius: 8px;
  color: var(--page-muted);
  background: transparent;
  text-decoration: none;
  cursor: pointer;
}

.page-home:hover,
.page-language button:hover,
.page-language button[aria-pressed="true"] {
  color: var(--page-accent);
}

.page-language {
  display: flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--page-line);
  border-radius: 10px;
}

.page-language button {
  font-size: .8rem;
  font-weight: 750;
}

.page-hero {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: clamp(30px, 6vw, 76px);
  padding: clamp(56px, 9vw, 104px) 0 76px;
}

.page-eyebrow,
.page-label {
  color: var(--page-accent);
  font: 700 .72rem/1.5 ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.page-hero h1 {
  margin: 15px 0 4px;
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  line-height: 1;
  letter-spacing: -.065em;
  overflow-wrap: anywhere;
}

.page-tagline {
  margin: 0 0 19px;
  color: var(--page-accent);
  font-size: clamp(1.06rem, 2.3vw, 1.35rem);
  font-weight: 700;
}

.page-lead {
  max-width: 620px;
  margin: 0;
  color: #c3cedc;
  font-size: clamp(1rem, 2vw, 1.12rem);
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 27px;
}

.page-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 17px;
  border: 1px solid var(--page-line);
  border-radius: 11px;
  font-size: .9rem;
  font-weight: 750;
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

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

.page-button.primary {
  border-color: color-mix(in srgb, var(--page-accent) 55%, transparent);
  color: #f8feff;
  background: color-mix(in srgb, var(--page-accent) 12%, var(--page-bg));
}

.page-button.secondary {
  color: #d0d9e5;
  background: rgba(255, 255, 255, .035);
}

.system-card {
  position: relative;
  overflow: hidden;
  padding: clamp(19px, 3vw, 28px);
  border: 1px solid color-mix(in srgb, var(--page-accent) 30%, transparent);
  border-radius: 23px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--page-surface) 90%, var(--page-accent)), color-mix(in srgb, var(--page-bg) 82%, #000));
  box-shadow: 0 28px 90px rgba(0, 0, 0, .38);
}

.system-card::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(380px circle at 100% 0, color-mix(in srgb, var(--page-accent) 13%, transparent), transparent 60%);
  content: "";
  pointer-events: none;
}

.system-head,
.system-foot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.system-head strong {
  font-size: .9rem;
}

.system-status {
  color: var(--page-accent);
  font: 650 .68rem ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

.system-flow {
  position: relative;
  display: grid;
  gap: 10px;
  margin: 22px 0;
}

.system-step {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 57px;
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: 12px;
  background: rgba(255, 255, 255, .035);
}

.system-step-index {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 9px;
  color: var(--page-accent);
  background: color-mix(in srgb, var(--page-accent) 12%, transparent);
  font: 700 .72rem ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

.system-step-name {
  font-size: .82rem;
  font-weight: 700;
}

.system-step-arrow {
  color: var(--page-accent);
}

.system-foot {
  justify-content: flex-start;
  padding-top: 13px;
  border-top: 1px solid var(--page-line);
  color: var(--page-muted);
  font-size: .76rem;
}

.page-section {
  padding: 55px 0;
  border-top: 1px solid var(--page-line);
}

.page-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 23px;
}

.page-section h2 {
  margin: 7px 0 0;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -.04em;
}

.page-section-head p {
  max-width: 430px;
  margin: 0;
  color: var(--page-muted);
  font-size: .9rem;
}

.overview-copy {
  max-width: 850px;
  color: #c1ccda;
  font-size: 1rem;
}

.overview-copy p {
  margin: 0 0 15px;
}

.workflow-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.workflow-step {
  position: relative;
  min-height: 225px;
  padding: 20px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--page-accent) 25%, var(--page-line));
  border-radius: 16px;
  background: linear-gradient(150deg, color-mix(in srgb, var(--page-surface) 92%, var(--page-accent)), color-mix(in srgb, var(--page-bg) 88%, #000));
}

.workflow-step::after {
  position: absolute;
  right: 16px;
  bottom: 3px;
  color: color-mix(in srgb, var(--page-accent) 14%, transparent);
  content: attr(data-index);
  font: 800 5rem/.9 ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  pointer-events: none;
}

.workflow-index {
  display: inline-grid;
  width: 35px;
  height: 35px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--page-accent) 34%, transparent);
  border-radius: 11px;
  color: var(--page-accent);
  background: color-mix(in srgb, var(--page-accent) 9%, transparent);
  font: 700 .75rem ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

.workflow-step h3 {
  position: relative;
  margin: 22px 0 8px;
  font-size: 1rem;
}

.workflow-step p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--page-muted);
  font-size: .86rem;
}

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

.module-card {
  min-height: 155px;
  padding: 20px;
  border: 1px solid var(--page-line);
  border-radius: 15px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--page-surface) 94%, var(--page-accent)), color-mix(in srgb, var(--page-bg) 86%, #000));
}

.module-card-index {
  color: var(--page-accent);
  font: 700 .7rem ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

.module-card h3 {
  margin: 13px 0 6px;
  font-size: 1rem;
}

.module-card p {
  margin: 0;
  color: var(--page-muted);
  font-size: .88rem;
}

.architecture-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 13px;
  margin-bottom: 18px;
}

.architecture-step {
  position: relative;
  min-height: 145px;
  padding: 19px;
  border: 1px solid color-mix(in srgb, var(--page-accent) 24%, transparent);
  border-radius: 14px;
  background: color-mix(in srgb, var(--page-surface) 88%, var(--page-bg));
}

.architecture-step:not(:last-child)::after {
  position: absolute;
  top: 48%;
  right: -12px;
  z-index: 1;
  color: var(--page-accent);
  content: "→";
}

.architecture-step span {
  color: var(--page-accent);
  font: 700 .7rem ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

.architecture-step h3 {
  margin: 13px 0 5px;
  font-size: .92rem;
}

.architecture-step p {
  margin: 0;
  color: var(--page-muted);
  font-size: .82rem;
}

.tech-note,
.privacy-note {
  padding: 18px 20px;
  border: 1px solid var(--page-line);
  border-radius: 13px;
  color: var(--page-muted);
  background: color-mix(in srgb, var(--page-surface) 62%, transparent);
  font-size: .86rem;
}

.tech-note strong,
.privacy-note strong {
  color: var(--page-text);
}

.contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  margin: 28px 0 48px;
  padding: clamp(20px, 4vw, 31px);
  border: 1px solid color-mix(in srgb, var(--page-accent) 28%, transparent);
  border-radius: 18px;
  background: linear-gradient(115deg, color-mix(in srgb, var(--page-surface) 78%, var(--page-accent) 22%), color-mix(in srgb, var(--page-surface) 90%, var(--page-bg)));
}

.contact-panel h2 {
  margin: 0 0 5px;
  font-size: 1.35rem;
}

.contact-panel p {
  margin: 0;
  color: var(--page-muted);
  font-size: .88rem;
}

.contact-panel a {
  color: var(--page-accent);
  font-weight: 750;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.page-footer {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  padding: 20px 0 30px;
  border-top: 1px solid var(--page-line);
  color: var(--page-muted);
  font-size: .8rem;
}

@media (max-width: 760px) {
  .page-hero {
    grid-template-columns: 1fr;
    gap: 31px;
    padding-top: 58px;
  }

  .page-section-head {
    display: block;
  }

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

  .page-section-head p {
    margin-top: 10px;
  }

  .contact-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .page-shell {
    width: calc(100% - 28px);
  }

  .page-topbar {
    min-height: 68px;
  }

  .page-nav {
    gap: 4px;
  }

  .page-home {
    display: grid;
    width: 36px;
    height: 36px;
    place-items: center;
    padding: 0;
    font-size: 0;
  }

  .page-home::before {
    color: var(--page-muted);
    content: "←";
    font-size: 1.15rem;
  }

  .page-brand img {
    width: 35px;
    height: 35px;
  }

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

  .workflow-step {
    min-height: 0;
  }

  .architecture-step {
    min-height: 0;
  }

  .architecture-step:not(:last-child)::after {
    top: auto;
    right: 18px;
    bottom: -16px;
    content: "↓";
  }

  .system-step {
    grid-template-columns: 32px minmax(0, 1fr) auto;
    gap: 9px;
    padding-inline: 9px;
  }

  .system-step-name {
    font-size: .75rem;
  }

  .page-footer {
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: .01ms !important;
  }
}

.case-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}

.case-fact {
  padding: 14px 16px;
  border: 1px solid var(--page-line);
  border-radius: 14px;
  background: var(--page-panel);
}

.case-fact span {
  display: block;
  color: var(--page-muted);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.case-fact strong {
  display: block;
  margin-top: 4px;
  font-size: 1.05rem;
  color: var(--page-accent);
}

.case-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.case-block {
  padding: 20px 22px;
  border: 1px solid var(--page-line);
  border-radius: 16px;
  background: var(--page-panel);
}

.case-block h3 {
  margin: 0 0 8px;
  color: var(--page-accent);
}

.case-block p {
  margin: 0 0 10px;
  color: var(--page-muted);
}

.case-block p:last-child {
  margin-bottom: 0;
}

.case-subhead {
  margin: 28px 0 14px;
}

.case-learned {
  margin-top: 16px;
  border-color: color-mix(in srgb, var(--page-accent) 40%, transparent);
}

body[data-atmosphere="heirloom"] {
  --page-bg: #1a100c;
  --page-surface: #2a1a13;
  --page-panel: rgba(42, 26, 19, .86);
}

.case-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.case-gallery figure {
  margin: 0;
  border: 1px solid var(--page-line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--page-panel);
}

.case-gallery img {
  display: block;
  width: 100%;
  height: auto;
}

.case-gallery figcaption {
  padding: 12px 16px;
  color: var(--page-muted);
  font-size: .9rem;
}

.support-link{color:var(--page-muted);text-decoration:none;border-bottom:1px dotted currentColor}
.support-link:hover,.support-link:focus-visible{color:var(--page-accent)}

.support-icon{vertical-align:-4px;margin-right:4px}