:root {
  --sne-bg: #0b0f14;
  --sne-bg-raised: #10161d;
  --sne-surface: #151d26;
  --sne-surface-2: #1b2631;
  --sne-surface-hover: #202d39;
  --sne-text: #f5f8fa;
  --sne-text-muted: #a7b6c2;
  --sne-text-disabled: #73818c;
  --sne-border: #2c3a45;
  --sne-border-strong: #43515c;
  --sne-primary: #5b9bd5;
  --sne-primary-strong: #77afe0;
  --sne-success: #57ad68;
  --sne-warning: #d0a43b;
  --sne-danger: #d65a5a;
  --sne-focus: #8fc4f4;
  --sne-max: 1240px;
  --sne-narrow: 920px;
  --sne-radius: 4px;
  --sne-space-1: 4px;
  --sne-space-2: 8px;
  --sne-space-3: 12px;
  --sne-space-4: 16px;
  --sne-space-5: 20px;
  --sne-space-6: 24px;
  --sne-space-8: 32px;
  --sne-space-10: 40px;
  --sne-space-12: 48px;
  --sne-space-16: 64px;
  color-scheme: dark;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  font-size: 14px;
  line-height: 1.45;
}

* { box-sizing: border-box; }
html { background: var(--sne-bg); }
body { margin: 0; background: var(--sne-bg); color: var(--sne-text); }
a { color: inherit; }
button, input, textarea, select { font: inherit; }
::selection { background: color-mix(in srgb, var(--sne-primary) 35%, transparent); }

:focus-visible {
  outline: 2px solid var(--sne-focus);
  outline-offset: 2px;
}

.sne-navbar {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 56px;
  border-bottom: 1px solid var(--sne-border);
  background: color-mix(in srgb, var(--sne-bg) 94%, transparent);
  backdrop-filter: blur(16px);
}

.sne-navbar__inner {
  width: min(100%, calc(var(--sne-max) + 48px));
  min-height: 56px;
  margin: 0 auto;
  padding: 0 var(--sne-space-6);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--sne-space-6);
}

.sne-brand {
  display: inline-flex;
  align-items: baseline;
  gap: var(--sne-space-2);
  text-decoration: none;
  font-weight: 650;
  letter-spacing: -.02em;
  white-space: nowrap;
}

.sne-brand__mark {
  font-size: 12px;
  line-height: 1;
  letter-spacing: .12em;
  color: var(--sne-primary-strong);
}

.sne-nav {
  display: flex;
  align-items: center;
  gap: var(--sne-space-1);
  min-width: 0;
}

.sne-nav__link {
  min-height: 30px;
  padding: 0 var(--sne-space-3);
  display: inline-flex;
  align-items: center;
  border-radius: var(--sne-radius);
  color: var(--sne-text-muted);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
}

.sne-nav__link:hover { color: var(--sne-text); background: var(--sne-surface); }
.sne-nav__link[aria-current="page"] { color: var(--sne-text); background: var(--sne-surface-2); }

.sne-shell {
  width: min(100%, var(--sne-max));
  margin: 0 auto;
  padding: var(--sne-space-16) var(--sne-space-6) 96px;
}

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

.sne-hero {
  width: min(100%, var(--sne-max));
  min-height: 620px;
  margin: 0 auto;
  padding: 104px var(--sne-space-6) 88px;
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(320px, .75fr);
  align-items: end;
  gap: 72px;
  border-bottom: 1px solid var(--sne-border);
}

.sne-hero h1,
.sne-page-intro h1 {
  margin: var(--sne-space-4) 0 var(--sne-space-6);
  max-width: 1040px;
  font-size: clamp(46px, 6vw, 82px);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 670;
}

.sne-page-intro h1 { max-width: 980px; font-size: clamp(42px, 5vw, 68px); }

.sne-lead {
  margin: 0;
  max-width: 860px;
  color: #c4d0d9;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.42;
  letter-spacing: -.015em;
}

.sne-eyebrow,
.sne-entity-title__eyebrow,
.sne-source-ref {
  font-size: 11px;
  line-height: 1.3;
  letter-spacing: .105em;
  text-transform: uppercase;
  font-weight: 700;
}

.sne-eyebrow,
.sne-entity-title__eyebrow { color: var(--sne-primary-strong); }
.sne-source-ref { color: var(--sne-text-disabled); }

.sne-actions {
  margin-top: var(--sne-space-10);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sne-space-3);
}

.sne-hero__aside {
  display: grid;
  gap: var(--sne-space-4);
  align-self: end;
}

.sne-button {
  min-height: 32px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sne-space-2);
  border: 1px solid var(--sne-border-strong);
  border-radius: var(--sne-radius);
  background: var(--sne-surface);
  color: var(--sne-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  transition: background 100ms ease, border-color 100ms ease, transform 100ms ease;
}

.sne-button:hover { background: var(--sne-surface-hover); border-color: #536471; }
.sne-button:active { transform: translateY(1px); }
.sne-button:disabled { cursor: not-allowed; opacity: .55; }
.sne-button--large { min-height: 40px; padding: 0 18px; font-size: 14px; }
.sne-button--minimal { border-color: transparent; background: transparent; color: var(--sne-text-muted); }
.sne-button--minimal:hover { color: var(--sne-text); background: var(--sne-surface); }
.sne-button--outlined { background: transparent; }
.sne-button--solid.sne-intent-primary { border-color: var(--sne-primary); background: var(--sne-primary); color: #07111a; }
.sne-button--solid.sne-intent-primary:hover { border-color: var(--sne-primary-strong); background: var(--sne-primary-strong); }

.sne-tag {
  min-height: 22px;
  padding: 2px 8px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--sne-border-strong);
  border-radius: var(--sne-radius);
  background: var(--sne-surface-2);
  color: var(--sne-text-muted);
  font-size: 10px;
  line-height: 1.2;
  letter-spacing: .07em;
  text-transform: uppercase;
  font-weight: 750;
  white-space: nowrap;
}

.sne-tag--minimal { background: transparent; }
.sne-tag.sne-intent-primary { color: #b9dbf8; border-color: color-mix(in srgb, var(--sne-primary) 55%, var(--sne-border)); background: color-mix(in srgb, var(--sne-primary) 12%, var(--sne-surface)); }
.sne-tag.sne-intent-success { color: #c7edcf; border-color: color-mix(in srgb, var(--sne-success) 55%, var(--sne-border)); background: color-mix(in srgb, var(--sne-success) 12%, var(--sne-surface)); }
.sne-tag.sne-intent-warning { color: #f1d995; border-color: color-mix(in srgb, var(--sne-warning) 55%, var(--sne-border)); background: color-mix(in srgb, var(--sne-warning) 12%, var(--sne-surface)); }
.sne-tag.sne-intent-danger { color: #f4b9b9; border-color: color-mix(in srgb, var(--sne-danger) 55%, var(--sne-border)); background: color-mix(in srgb, var(--sne-danger) 12%, var(--sne-surface)); }

.sne-section {
  margin-top: var(--sne-space-16);
  border: 1px solid var(--sne-border);
  border-radius: var(--sne-radius);
  background: var(--sne-bg-raised);
}

.sne-section__header {
  min-height: 64px;
  padding: var(--sne-space-4) var(--sne-space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sne-space-6);
  border-bottom: 1px solid var(--sne-border);
}

.sne-section__heading h2 {
  margin: 0;
  font-size: 15px;
  line-height: 1.3;
  font-weight: 680;
  letter-spacing: -.01em;
}

.sne-section__heading p {
  margin: 3px 0 0;
  color: var(--sne-text-muted);
  font-size: 12px;
}

.sne-section__body { padding: var(--sne-space-5); }
.sne-section--compact .sne-section__header { min-height: 54px; padding: var(--sne-space-3) var(--sne-space-4); }
.sne-section--compact .sne-section__body { padding: var(--sne-space-4); }

.sne-grid {
  display: grid;
  gap: var(--sne-space-4);
}

.sne-grid--1 { grid-template-columns: minmax(0, 1fr); }
.sne-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.sne-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.sne-grid--after-intro { margin-top: var(--sne-space-10); }

.sne-card {
  display: block;
  min-width: 0;
  border: 1px solid var(--sne-border);
  border-radius: var(--sne-radius);
  background: var(--sne-surface);
  color: inherit;
  text-decoration: none;
  padding: var(--sne-space-5);
}

.sne-card--compact { padding: var(--sne-space-4); }
.sne-card--interactive { cursor: pointer; transition: background 100ms ease, border-color 100ms ease; }
.sne-card--interactive:hover { background: var(--sne-surface-hover); border-color: var(--sne-border-strong); }
.sne-card--selected { border-color: var(--sne-primary); box-shadow: inset 0 0 0 1px var(--sne-primary); }
.sne-elevation-1 { box-shadow: 0 2px 5px rgba(0, 0, 0, .28); }

.sne-entity-title h3 {
  margin: var(--sne-space-2) 0 0;
  font-size: 18px;
  line-height: 1.24;
  letter-spacing: -.025em;
  font-weight: 660;
}

.sne-entity-title p {
  margin: var(--sne-space-3) 0 0;
  color: var(--sne-text-muted);
}

.sne-entity-title__meta,
.sne-page-intro__meta {
  margin-top: var(--sne-space-4);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sne-space-2);
}

.sne-key-value {
  margin: var(--sne-space-4) 0 0;
  border-top: 1px solid var(--sne-border);
}

.sne-key-value > div {
  display: grid;
  grid-template-columns: minmax(120px, .34fr) minmax(0, 1fr);
  gap: var(--sne-space-4);
  padding: var(--sne-space-3) 0;
  border-bottom: 1px solid var(--sne-border);
}

.sne-key-value > div:last-child { border-bottom: 0; padding-bottom: 0; }
.sne-key-value dt { color: var(--sne-text-disabled); font-size: 11px; text-transform: uppercase; letter-spacing: .07em; font-weight: 700; }
.sne-key-value dd { margin: 0; color: #d7e0e6; min-width: 0; }

.sne-callout {
  display: grid;
  grid-template-columns: 4px minmax(0, 1fr);
  gap: var(--sne-space-4);
  padding: var(--sne-space-4);
  border: 1px solid var(--sne-border);
  border-radius: var(--sne-radius);
  background: var(--sne-surface);
}

.sne-callout__marker { width: 4px; min-height: 100%; border-radius: 2px; background: var(--sne-primary); }
.sne-callout.sne-intent-warning .sne-callout__marker { background: var(--sne-warning); }
.sne-callout.sne-intent-success .sne-callout__marker { background: var(--sne-success); }
.sne-callout.sne-intent-danger .sne-callout__marker { background: var(--sne-danger); }
.sne-callout strong { display: block; font-size: 13px; }
.sne-callout__body { margin-top: var(--sne-space-2); color: var(--sne-text-muted); }
.sne-callout__body p { margin: 0; }

.sne-page-intro {
  padding: var(--sne-space-12) 0 var(--sne-space-6);
  border-bottom: 1px solid var(--sne-border);
}

.sne-flow {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  list-style: none;
  border: 1px solid var(--sne-border);
  border-radius: var(--sne-radius);
  overflow: hidden;
}

.sne-flow li {
  position: relative;
  min-height: 86px;
  padding: var(--sne-space-4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--sne-space-3);
  background: var(--sne-surface);
  border-right: 1px solid var(--sne-border);
}

.sne-flow li:last-child { border-right: 0; }
.sne-flow span { color: var(--sne-text-disabled); font-size: 10px; letter-spacing: .08em; }
.sne-flow strong { font-size: 13px; }

.sne-inline-note {
  margin-top: var(--sne-space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sne-space-3);
}

.sne-terminal-cta {
  margin-top: var(--sne-space-16);
  padding: var(--sne-space-8) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sne-space-8);
  border-top: 1px solid var(--sne-border);
  border-bottom: 1px solid var(--sne-border);
}

.sne-terminal-cta h2 {
  margin: var(--sne-space-2) 0 0;
  max-width: 760px;
  font-size: clamp(26px, 3vw, 42px);
  line-height: 1.05;
  letter-spacing: -.035em;
}

.sne-terminal-cta p { margin: var(--sne-space-3) 0 0; color: var(--sne-text-muted); max-width: 680px; }

.sne-intake { margin-top: var(--sne-space-8); }
.sne-intake > .sne-section { margin-top: var(--sne-space-4); }
.sne-intake > .sne-section:first-of-type { margin-top: 0; }

.sne-field {
  display: grid;
  gap: var(--sne-space-2);
  margin-bottom: var(--sne-space-4);
  color: #dce4ea;
  font-weight: 620;
  font-size: 13px;
}

.sne-field:last-child { margin-bottom: 0; }
.sne-field small { color: var(--sne-text-disabled); font-weight: 400; }

.sne-field input,
.sne-field textarea,
.sne-field select {
  width: 100%;
  min-height: 36px;
  border: 1px solid var(--sne-border-strong);
  border-radius: var(--sne-radius);
  background: #0c1218;
  color: var(--sne-text);
  padding: 8px 10px;
  outline: none;
}

.sne-field textarea { resize: vertical; line-height: 1.45; }
.sne-field input:focus,
.sne-field textarea:focus,
.sne-field select:focus { border-color: var(--sne-primary); box-shadow: 0 0 0 1px var(--sne-primary); }

.sne-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sne-space-4); }
.sne-privacy { margin: 0; color: var(--sne-text-disabled); font-size: 12px; }
.sne-form-submit { margin-top: var(--sne-space-5); display: flex; align-items: center; gap: var(--sne-space-4); flex-wrap: wrap; }
#form-status { margin: 0; color: var(--sne-text-muted); min-height: 20px; }
.sne-honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }

code {
  padding: 1px 4px;
  border: 1px solid var(--sne-border);
  border-radius: 3px;
  background: #0c1218;
  color: #dce7ef;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: .9em;
}

.sne-footer {
  width: min(100%, var(--sne-max));
  margin: 0 auto;
  padding: var(--sne-space-8) var(--sne-space-6) var(--sne-space-10);
  display: flex;
  justify-content: space-between;
  gap: var(--sne-space-8);
  border-top: 1px solid var(--sne-border);
  color: var(--sne-text-disabled);
  font-size: 11px;
}

.sne-footer > div { display: grid; gap: var(--sne-space-1); }
.sne-footer strong { color: var(--sne-text-muted); }

@media (max-width: 1080px) {
  .sne-navbar__inner { grid-template-columns: auto 1fr; }
  .sne-navbar__action { display: none; }
  .sne-nav { justify-content: flex-end; overflow-x: auto; scrollbar-width: none; }
  .sne-hero { grid-template-columns: 1fr; min-height: auto; gap: var(--sne-space-10); }
  .sne-hero__aside { max-width: 760px; }
  .sne-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .sne-navbar { position: static; }
  .sne-navbar__inner { padding: var(--sne-space-3) var(--sne-space-4); grid-template-columns: 1fr; gap: var(--sne-space-2); }
  .sne-nav { justify-content: flex-start; padding-bottom: 2px; }
  .sne-nav__link { padding: 0 var(--sne-space-2); }
  .sne-shell { padding: var(--sne-space-10) var(--sne-space-4) var(--sne-space-16); }
  .sne-hero { padding: 64px var(--sne-space-4) 56px; }
  .sne-hero h1, .sne-page-intro h1 { font-size: clamp(40px, 12vw, 58px); }
  .sne-grid--2, .sne-grid--3, .sne-form-grid { grid-template-columns: 1fr; }
  .sne-key-value > div { grid-template-columns: 1fr; gap: var(--sne-space-1); }
  .sne-flow { grid-template-columns: 1fr; }
  .sne-flow li { min-height: 64px; border-right: 0; border-bottom: 1px solid var(--sne-border); }
  .sne-flow li:last-child { border-bottom: 0; }
  .sne-terminal-cta { align-items: flex-start; flex-direction: column; }
  .sne-footer { padding-left: var(--sne-space-4); padding-right: var(--sne-space-4); flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}