/* CyberGaud Solutions — "Access graph" design system v3
   Strict-CSP friendly: no inline styles. State is driven by classes and data attributes. */

@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo-var.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --bg: #f3f5f8;
  --surface: #ffffff;
  --surface-2: #e9edf3;
  --ink: #0f1b2d;
  --muted: #4c5d72;
  --line: #d3dae3;
  --cobalt: #2346a0;
  --cobalt-ink: #ffffff;
  --priv: #f2b200;      /* privileged / standing access */
  --priv-soft: #fdf1c7;
  --safe: #0f8f7a;      /* vaulted, time-bound access */
  --safe-soft: #d8f1ec;
  --risk: #d63b2f;      /* exposed attack path */
  --risk-soft: #fbe3e0;
  --header-bg: rgba(243, 245, 248, 0.9);
  --shadow: 0 1px 0 rgba(15, 27, 45, 0.04), 0 18px 40px -24px rgba(15, 27, 45, 0.35);

  --font: "Archivo", "Helvetica Neue", Arial, system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --measure: 66ch;
  --wrap: 1200px;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --s-1: 0.875rem;
  --s0: 1.0625rem;
  --s1: 1.33rem;
  --s2: 1.66rem;
  --s3: 2.08rem;
  --s4: clamp(2.2rem, 5vw, 3.3rem);
  --s5: clamp(2.6rem, 6.4vw, 5rem);
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #0b1322;
  --surface: #121d30;
  --surface-2: #18263d;
  --ink: #e8eef6;
  --muted: #9aaac0;
  --line: #24354f;
  --cobalt: #8fb0ff;
  --cobalt-ink: #0b1322;
  --priv-soft: #3a2f0a;
  --safe: #2bc4a8;
  --safe-soft: #0f3a34;
  --risk: #ff6b5e;
  --risk-soft: #3d1a19;
  --header-bg: rgba(11, 19, 34, 0.88);
  --shadow: 0 1px 0 rgba(0, 0, 0, 0.2), 0 18px 40px -20px rgba(0, 0, 0, 0.7);
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b1322; --surface: #121d30; --surface-2: #18263d; --ink: #e8eef6; --muted: #9aaac0;
    --line: #24354f; --cobalt: #8fb0ff; --cobalt-ink: #0b1322; --priv-soft: #3a2f0a;
    --safe: #2bc4a8; --safe-soft: #0f3a34; --risk: #ff6b5e; --risk-soft: #3d1a19;
    --header-bg: rgba(11, 19, 34, 0.88);
    --shadow: 0 1px 0 rgba(0, 0, 0, 0.2), 0 18px 40px -20px rgba(0, 0, 0, 0.7);
    color-scheme: dark;
  }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 5rem; }
body {
  margin: 0; font-family: var(--font); font-size: var(--s0); line-height: 1.6;
  color: var(--ink); background: var(--bg);
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--cobalt); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--priv); outline-offset: 3px; border-radius: 3px; }

h1, h2, h3, h4 { margin: 0 0 0.5em; line-height: 1.08; font-weight: 760; letter-spacing: -0.01em; }
h1 { font-size: var(--s5); font-stretch: 125%; font-weight: 820; letter-spacing: -0.028em; line-height: 0.98; }
h2 { font-size: var(--s4); font-stretch: 118%; }
h3 { font-size: var(--s1); font-stretch: 106%; }
p, ul, ol { margin: 0 0 1em; max-width: var(--measure); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; top: 0; background: var(--ink); color: var(--bg); padding: 0.75rem 1rem; z-index: 100; }
.skip:focus { left: 1rem; top: 1rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
html:not(.js) .js-only { display: none !important; }
.js .no-js-only { display: none !important; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--header-bg); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; min-height: 4.25rem; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 800; font-stretch: 115%; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.brand svg { width: 28px; height: 28px; }
.header-tools { display: flex; align-items: center; gap: 0.6rem; }
.nav-list { display: flex; align-items: center; gap: 1.5rem; list-style: none; margin: 0; padding: 0; max-width: none; }
.nav-list a { color: var(--ink); text-decoration: none; font-weight: 520; }
.nav-list a:hover { color: var(--cobalt); text-decoration: underline; }
.nav-list a.btn, .nav-list a.btn:hover { color: var(--bg); text-decoration: none; }
.nav-list a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--priv); }

.theme-toggle {
  width: 40px; height: 40px; display: inline-grid; place-items: center;
  background: transparent; color: var(--ink); border: 1px solid var(--line); border-radius: 50%; cursor: pointer;
}
.theme-toggle:hover { background: var(--surface); }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .moon { display: none; }
[data-theme="dark"] .theme-toggle .sun { display: none; }
[data-theme="dark"] .theme-toggle .moon { display: block; }

.menu { display: none; }
.menu summary { list-style: none; cursor: pointer; padding: 0.5rem 0.8rem; border: 1px solid var(--ink); border-radius: 6px; font-weight: 600; }
.menu summary::-webkit-details-marker { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.85rem 1.35rem; min-height: 48px; font: inherit; font-weight: 650; font-stretch: 106%;
  border-radius: 6px; border: 2px solid var(--ink); text-decoration: none; cursor: pointer;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover { background: var(--cobalt); border-color: var(--cobalt); color: var(--cobalt-ink); }
.btn-secondary { background: transparent; color: var(--ink); }
.btn-secondary:hover { background: var(--surface); color: var(--ink); }
.btn-small { padding: 0.5rem 0.95rem; min-height: 40px; font-size: var(--s-1); }
.actions { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 1.75rem; }

/* ---------- Sections ---------- */
section { padding: clamp(3.5rem, 8vw, 6.5rem) 0; }
.section-alt { background: var(--surface); border-block: 1px solid var(--line); }
.lede { font-size: var(--s1); line-height: 1.5; color: var(--muted); max-width: 56ch; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(2rem, 5vw, 4rem); padding-bottom: clamp(3rem, 6vw, 5rem); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr); gap: clamp(2rem, 4.5vw, 4rem); align-items: center; }
.hero h1 { max-width: 13ch; }
.hero .lede { margin-top: 1.25rem; }

/* ---------- Access graph (signature element) ---------- */
.graph {
  margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow); overflow: hidden;
}
.graph-bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.75rem;
  padding: 0.8rem 1rem; border-bottom: 1px solid var(--line); background: var(--surface-2);
}
.graph-title { font-weight: 700; font-size: 0.95rem; margin: 0; }
.mode-switch { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--bg); border: 1px solid var(--line); }
.mode-switch button {
  font: inherit; font-size: 0.88rem; font-weight: 650; border: 0; cursor: pointer;
  padding: 0.45rem 0.9rem; border-radius: 999px; background: transparent; color: var(--muted);
}
.mode-switch button[aria-pressed="true"] { background: var(--ink); color: var(--bg); }
.graph-canvas { padding: 0.5rem 0.75rem 0; }

.graph svg text { font-family: var(--font); font-size: 13.5px; font-weight: 600; fill: var(--ink); }
.graph .col-label { font-size: 11px; font-weight: 600; fill: var(--muted); }
.gnode rect { fill: var(--bg); stroke: var(--line); stroke-width: 1.5; transition: opacity 0.35s, stroke 0.2s; }
.gnode.identity { cursor: pointer; }
.gnode.identity:hover rect, .gnode.identity:focus-visible rect { stroke: var(--cobalt); stroke-width: 2.5; }
.gnode.identity:focus { outline: none; }
.gnode.identity.is-focus rect { stroke: var(--cobalt); stroke-width: 3; }
.gnode .dot { fill: var(--risk); transition: fill 0.3s; }
.gnode.tier0 rect { fill: var(--ink); stroke: var(--ink); }
.gnode.tier0 text { fill: var(--bg); }
.gnode.vault rect { fill: var(--safe-soft); stroke: var(--safe); stroke-width: 2; }
.gnode.hop, .gnode.vault, .edge { transition: opacity 0.4s ease; }

.edge { fill: none; stroke-width: 2.5; stroke-linecap: round; }
.edge.risk { stroke: var(--risk); stroke-dasharray: 7 6; animation: flow 1.2s linear infinite; }
.edge.safe { stroke: var(--safe); stroke-width: 3.5; }
.edge.is-dim, .gnode.is-dim { opacity: 0.12; }

@keyframes flow { to { stroke-dashoffset: -26; } }

/* mode: today (default) */
.graph .edge.safe, .graph .gnode.vault { opacity: 0; }
.graph[data-mode="cg"] .edge.risk, .graph[data-mode="cg"] .gnode.hop { opacity: 0; }
.graph[data-mode="cg"] .edge.safe, .graph[data-mode="cg"] .gnode.vault { opacity: 1; }
.graph[data-mode="cg"] .edge.safe.is-dim { opacity: 0.12; }
.graph[data-mode="cg"] .gnode .dot { fill: var(--safe); }

.graph-readout { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.graph-readout div { padding: 0.85rem 1rem; }
.graph-readout div + div { border-left: 1px solid var(--line); }
.graph-readout dt { font-size: 0.8rem; color: var(--muted); }
.graph-readout dd { margin: 0; font-size: 1.6rem; font-weight: 800; font-stretch: 112%; font-variant-numeric: tabular-nums; }
.graph-readout .is-risk { color: var(--risk); }
.graph-readout .is-safe { color: var(--safe); }

.graph-detail { padding: 0.9rem 1rem 1rem; border-top: 1px solid var(--line); min-height: 5.6rem; }
.graph-detail p { margin: 0; font-size: 0.95rem; color: var(--muted); }
.graph-detail strong { color: var(--ink); }

.ticket {
  display: grid; visibility: hidden; margin-top: 0.75rem; border: 1.5px dashed var(--safe); border-radius: 8px;
  background: var(--safe-soft); padding: 0.6rem 0.8rem; font-family: var(--mono); font-size: 0.8rem;
  grid-template-columns: repeat(3, auto); justify-content: space-between; gap: 0.25rem 1rem;
}
.graph[data-mode="cg"] .ticket { visibility: visible; }
.ticket span { display: block; color: var(--muted); font-family: var(--font); font-size: 0.72rem; }
.ticket b { font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }
.graph figcaption { font-size: 0.8rem; color: var(--muted); padding: 0 1rem 0.9rem; }

.graph-fallback { padding: 0 1rem 1rem; font-size: 0.95rem; }

/* ---------- Service index ---------- */
.split { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.6fr); gap: clamp(2rem, 5vw, 5rem); }
.split-head { position: sticky; top: 6rem; align-self: start; }
.service-groups { display: grid; gap: 2.5rem; }
.service-group h3 { display: flex; align-items: center; gap: 0.6rem; padding-bottom: 0.6rem; border-bottom: 2px solid var(--ink); }
.service-group h3::before { content: ""; width: 0.7rem; height: 0.7rem; background: var(--priv); flex: none; transform: rotate(45deg); }
.service-group dl { margin: 0; display: grid; gap: 1.1rem; padding-top: 1rem; }
.service-group dt { font-weight: 680; }
.service-group dd { margin: 0.15rem 0 0; color: var(--muted); max-width: 60ch; }

/* ---------- Exposure check ---------- */
.check { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(2rem, 4vw, 3.5rem); align-items: start; margin-top: 2rem; }
.questions { list-style: none; padding: 0; margin: 0; max-width: none; border-top: 1px solid var(--line); }
.questions li { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 0.9rem 0; border-bottom: 1px solid var(--line); }
.questions p { margin: 0; }
.yn { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 3px; flex: none; background: var(--bg); }
.yn button { font: inherit; font-size: 0.88rem; font-weight: 650; border: 0; background: transparent; color: var(--muted); padding: 0.4rem 0.85rem; border-radius: 999px; cursor: pointer; min-width: 3.2rem; }
.yn button[aria-pressed="true"][data-answer="yes"] { background: var(--risk); color: #fff; }
.yn button[aria-pressed="true"][data-answer="no"] { background: var(--safe); color: #fff; }
.result { position: sticky; top: 6rem; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 1.4rem; box-shadow: var(--shadow); }
.result h3 { margin-bottom: 0.2rem; }
.meter { display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px; margin: 0.9rem 0 1rem; }
.meter span { height: 10px; border-radius: 2px; background: var(--surface-2); border: 1px solid var(--line); }
.meter span.on { background: var(--risk); border-color: var(--risk); }
.result[data-level="low"] .meter span.on { background: var(--safe); border-color: var(--safe); }
.result[data-level="moderate"] .meter span.on { background: var(--priv); border-color: var(--priv); }
.result ul { padding-left: 1.1rem; font-size: 0.95rem; }
.result .privacy { font-size: 0.8rem; color: var(--muted); margin: 0.75rem 0 0; }

/* ---------- Steps (real sequence) ---------- */
.steps { list-style: none; padding: 0; margin: 2.5rem 0 0; max-width: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); counter-reset: step; }
.steps li { counter-increment: step; padding: 1.5rem 1.5rem 0 0; border-top: 3px solid var(--ink); position: relative; }
.steps li::before {
  content: counter(step); position: absolute; top: -1.05rem; left: 0; width: 2rem; height: 2rem;
  display: grid; place-items: center; background: var(--bg); border: 3px solid var(--ink); border-radius: 50%; font-weight: 800; font-size: 0.9rem;
}
.section-alt .steps li::before { background: var(--surface); }
.steps h3 { margin-top: 0.75rem; }
.steps p { color: var(--muted); font-size: 0.98rem; }

/* ---------- Founder ---------- */
.founder { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.founder blockquote { margin: 0; font-size: var(--s2); line-height: 1.32; font-stretch: 92%; font-weight: 500; border-left: 6px solid var(--priv); padding-left: 1.4rem; max-width: 30ch; }
.founder cite { display: block; margin-top: 1rem; font-style: normal; font-size: var(--s0); color: var(--muted); font-stretch: 100%; }

/* ---------- Own house ---------- */
.house { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; margin-top: 2rem; }
.house div { background: var(--surface); padding: 1.4rem; }
.house h3 { font-size: var(--s0); margin-bottom: 0.35rem; display: flex; gap: 0.5rem; align-items: center; }
.house h3::before { content: ""; width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--safe); flex: none; }
.house p { margin: 0; color: var(--muted); font-size: 0.97rem; }
.house code { font-family: var(--mono); font-size: 0.88em; background: var(--surface-2); padding: 0.1em 0.35em; border-radius: 3px; }

/* ---------- CTA band ---------- */
.cta-band { background: #0f1b2d; color: #fff; }
[data-theme="dark"] .cta-band { background: #060c17; }
.cta-band h2 { color: #fff; max-width: 18ch; }
.cta-band p { color: #c3cfdd; }
.cta-band .btn-primary { background: var(--priv); border-color: var(--priv); color: #0f1b2d; }
.cta-band .btn-primary:hover { background: #ffc61a; border-color: #ffc61a; color: #0f1b2d; }
.cta-band .btn-secondary { color: #fff; border-color: #fff; }
.cta-band .btn-secondary:hover { background: rgba(255,255,255,0.08); color: #fff; }

/* ---------- Inner pages ---------- */
.page-head { padding: clamp(3rem, 7vw, 5rem) 0 clamp(2rem, 4vw, 3rem); border-bottom: 1px solid var(--line); }
.page-head h1 { font-size: var(--s4); font-stretch: 122%; max-width: 20ch; line-height: 1.02; }
.service-detail { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.5fr); gap: clamp(1.5rem, 4vw, 4rem); padding: 3rem 0; border-bottom: 1px solid var(--line); }
.service-detail:last-child { border-bottom: 0; }
.service-detail h2 { font-size: var(--s3); font-stretch: 110%; }
.service-detail .outcome { font-weight: 600; color: var(--cobalt); }
.ticks { list-style: none; padding: 0; }
.ticks li { padding-left: 1.6rem; position: relative; margin-bottom: 0.5rem; }
.ticks li::before { content: ""; position: absolute; left: 0.1rem; top: 0.55em; width: 0.55rem; height: 0.55rem; background: var(--priv); transform: rotate(45deg); }
.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; list-style: none; padding: 0; margin: 1rem 0 0; }
.tags li { font-size: var(--s-1); border: 1px solid var(--line); background: var(--surface); padding: 0.2rem 0.6rem; border-radius: 999px; }
.prose { padding-block: 3rem 4rem; }
.prose h2 { font-size: var(--s2); font-stretch: 108%; margin-top: 2.25rem; }
.prose li { margin-bottom: 0.35rem; }
.note { background: var(--priv-soft); border-left: 4px solid var(--priv); padding: 1rem 1.2rem; max-width: var(--measure); }

.guides { display: grid; gap: 1rem; margin-top: 2rem; max-width: 820px; }
.guides details { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.guides summary { cursor: pointer; padding: 1.2rem 1.4rem; font-weight: 700; font-size: var(--s1); font-stretch: 105%; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.guides summary::-webkit-details-marker { display: none; }
.guides summary::after { content: "+"; font-weight: 400; font-size: 1.5rem; line-height: 1; color: var(--muted); }
.guides details[open] summary::after { content: "\2212"; }
.guides .body { padding: 0 1.4rem 1.4rem; }
.guides .meta { font-size: var(--s-1); color: var(--muted); font-weight: 400; display: block; margin-top: 0.25rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); padding-block: 3rem 4.5rem; }
.form { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: clamp(1.25rem, 3vw, 2rem); box-shadow: var(--shadow); }
.field { display: grid; gap: 0.35rem; margin-bottom: 1.1rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
label { font-weight: 600; font-size: 0.95rem; }
.req { color: var(--risk); }
input, select, textarea { font: inherit; color: var(--ink); background: var(--bg); border: 1.5px solid var(--line); border-radius: 6px; padding: 0.7rem 0.8rem; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 3px solid var(--priv); outline-offset: 1px; border-color: var(--ink); }
textarea { min-height: 9rem; resize: vertical; }
.hint { font-size: var(--s-1); color: var(--muted); margin: 0; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin-top: 1rem; padding: 0.9rem 1rem; border-radius: 6px; display: none; max-width: none; }
.form-status.is-ok { display: block; background: var(--safe-soft); border-left: 4px solid var(--safe); }
.form-status.is-error { display: block; background: var(--risk-soft); border-left: 4px solid var(--risk); }
.contact-aside h2 { font-size: var(--s1); font-stretch: 105%; margin-top: 1.75rem; }
.contact-aside h2:first-child { margin-top: 0; }
.contact-aside p { color: var(--muted); }

/* ---------- Footer ---------- */
.site-footer { background: #0f1b2d; color: #c3cfdd; padding: 3.5rem 0 2rem; font-size: 0.95rem; }
[data-theme="dark"] .site-footer { background: #060c17; }
.site-footer a { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; }
.site-footer h2 { font-size: 0.95rem; color: #fff; font-stretch: 100%; margin-bottom: 0.75rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 0.45rem; }
.site-footer .brand { color: #fff; margin-bottom: 0.75rem; }
.footer-base { margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,0.15); display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; }
.notfound { padding-block: 6rem; }
.notfound h1 { font-size: var(--s4); }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .hero-grid, .split, .founder, .service-detail, .contact-grid, .check { grid-template-columns: 1fr; }
  .split-head, .result { position: static; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 800px) {
  .site-nav { display: none; }
  .menu { display: block; position: relative; }
  .menu .nav-list { position: absolute; right: 0; top: calc(100% + 0.6rem); flex-direction: column; align-items: stretch; gap: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; min-width: 13rem; padding: 0.4rem; box-shadow: var(--shadow); }
  .menu .nav-list a { display: block; padding: 0.75rem 0.9rem; }
  .menu .nav-list .btn { margin-top: 0.3rem; }
  .field-row { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .steps, .footer-grid { grid-template-columns: 1fr; }
  .actions .btn { width: 100%; }
  .questions li { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .graph-bar { flex-direction: column; align-items: flex-start; }
  .ticket { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  .site-header, .site-footer, .cta-band, .theme-toggle { display: none; }
  body { background: #fff; color: #000; }
}
.site-nav { margin-left: auto; }
.graph .hop-text { font-size: 12.5px; }
.hero h1 { font-size: clamp(2.6rem, 5vw, 3.9rem); max-width: 12ch; }
.graph[data-mode="cg"] .graph-readout .is-risk { color: var(--muted); }
@media (max-width: 520px) {
  .hero .graph { margin-inline: calc(var(--gutter) * -1); border-radius: 0; border-inline: 0; }
  .graph-canvas { padding: 0.25rem 0 0; }
}

/* =====================================================================
   v4 dynamic UI
   ===================================================================== */

/* ---------- Command palette ---------- */
.palette-btn {
  display: inline-flex; align-items: center; gap: 0.5rem; height: 40px; padding: 0 0.7rem 0 0.8rem;
  font: inherit; font-size: 0.9rem; color: var(--muted); background: var(--surface);
  border: 1px solid var(--line); border-radius: 999px; cursor: pointer;
}
.palette-btn:hover { color: var(--ink); border-color: var(--muted); }
.palette-btn svg { width: 16px; height: 16px; }
.palette-btn kbd { font-family: var(--mono); font-size: 0.75rem; border: 1px solid var(--line); border-radius: 4px; padding: 0.05rem 0.35rem; background: var(--bg); }
.palette {
  width: min(620px, calc(100vw - 2rem)); max-height: min(70vh, 560px); padding: 0; margin: 12vh auto auto;
  border: 1px solid var(--line); border-radius: 14px; background: var(--surface); color: var(--ink);
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.5); overflow: hidden;
}
.palette::backdrop { background: rgba(8, 14, 26, 0.55); backdrop-filter: blur(3px); }
.palette[open] { display: flex; flex-direction: column; animation: pop 0.16s ease-out; }
@keyframes pop { from { opacity: 0; transform: translateY(-8px) scale(0.98); } }
.palette-search { display: flex; align-items: center; gap: 0.6rem; padding: 0 1rem; border-bottom: 1px solid var(--line); }
.palette-search svg { width: 18px; height: 18px; color: var(--muted); flex: none; }
.palette input { border: 0; background: transparent; outline: none; padding: 1rem 0; font-size: 1.05rem; }
.palette input:focus { outline: none; }
.palette-list { list-style: none; margin: 0; padding: 0.4rem; overflow-y: auto; max-width: none; }
.palette-group { font-size: 0.75rem; color: var(--muted); padding: 0.6rem 0.7rem 0.25rem; }
.palette-item { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 0.65rem 0.7rem; border-radius: 8px; cursor: pointer; }
.palette-item small { color: var(--muted); font-size: 0.8rem; }
.palette-item[aria-selected="true"] { background: var(--ink); color: var(--bg); }
.palette-item[aria-selected="true"] small { color: var(--bg); opacity: 0.75; }
.palette-empty { padding: 1.5rem 1rem; color: var(--muted); }
.palette-foot { display: flex; gap: 1rem; padding: 0.55rem 1rem; border-top: 1px solid var(--line); font-size: 0.75rem; color: var(--muted); background: var(--surface-2); }
.palette-foot kbd { font-family: var(--mono); border: 1px solid var(--line); border-radius: 4px; padding: 0 0.3rem; background: var(--bg); }

/* ---------- Session replay ---------- */
.replay { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 1.25rem; margin-top: 2rem; align-items: stretch; }
.term { background: #0a1220; color: #d6e2f2; border-radius: 14px; overflow: hidden; border: 1px solid #1e2c44; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.term-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.7rem 1rem; background: #111c2f; border-bottom: 1px solid #1e2c44; font-size: 0.85rem; }
.rec { display: inline-flex; align-items: center; gap: 0.45rem; color: #ff8a80; font-weight: 600; }
.rec::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: #ff5f52; animation: blink 1.2s steps(2, start) infinite; }
.term[data-state="done"] .rec, .term[data-state="idle"] .rec { color: #8aa0bd; }
.term[data-state="done"] .rec::before, .term[data-state="idle"] .rec::before { background: #8aa0bd; animation: none; }
@keyframes blink { to { visibility: hidden; } }
.term-controls { display: flex; gap: 0.4rem; }
.term-controls button { font: inherit; font-size: 0.8rem; font-weight: 600; color: #d6e2f2; background: transparent; border: 1px solid #2c3d5a; border-radius: 6px; padding: 0.3rem 0.65rem; cursor: pointer; }
.term-controls button:hover { background: #1a2740; }
.term-body { margin: 0; padding: 1rem 1.1rem 1.25rem; font-family: var(--mono); font-size: 0.85rem; line-height: 1.65; white-space: pre-wrap; overflow-wrap: anywhere; flex: 1; }
.term-body .ln { display: block; }
.js .term[data-state] .term-body .ln { visibility: hidden; }
.js .term .term-body .ln.shown { visibility: visible; }
.term .ghost { visibility: hidden; }
.term .cmd::before { content: "PS> "; color: #7fa2ff; }
.term .meta { color: #7f93ad; }
.term .ok { color: #4fd6bd; }
.term .bad { color: #ff8a80; }
.term .caret .typed::after { content: "\2588"; color: #7fa2ff; margin-right: -1ch; animation: blink 1s steps(2, start) infinite; }
.term progress { appearance: none; width: 100%; height: 3px; border: 0; display: block; background: #1e2c44; }
.term progress::-webkit-progress-bar { background: #1e2c44; }
.term progress::-webkit-progress-value { background: #4fd6bd; transition: width 0.3s; }
.term progress::-moz-progress-bar { background: #4fd6bd; }

.events { list-style: none; margin: 0; padding: 1.1rem; max-width: none; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); }
.events h3 { font-size: var(--s0); margin-bottom: 0.75rem; }
.event { display: grid; grid-template-columns: 1.6rem 1fr; gap: 0.6rem; padding: 0.6rem 0; border-top: 1px solid var(--line); opacity: 0.3; transition: opacity 0.3s; }
.event.on { opacity: 1; }
.event i { width: 1.6rem; height: 1.6rem; border-radius: 50%; display: grid; place-items: center; font-style: normal; font-size: 0.8rem; font-weight: 800; color: #fff; background: var(--muted); }
.event.on.ok i { background: var(--safe); }
.event.on.bad i { background: var(--risk); }
.event.on.priv i { background: var(--priv); color: #0f1b2d; }
.event p { margin: 0; font-size: 0.92rem; }
.event small { color: var(--muted); display: block; }
.no-js-events .event { opacity: 1; }

/* ---------- Services: problem finder + jump bar ---------- */
.finder { padding-top: 2rem; }
.finder p { font-weight: 650; margin-bottom: 0.75rem; }
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; padding: 0; margin: 0; max-width: none; }
.chip { font: inherit; font-size: 0.92rem; font-weight: 600; padding: 0.5rem 0.95rem; border-radius: 999px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.finder-status { font-size: 0.9rem; color: var(--muted); margin: 0.75rem 0 0; min-height: 1.5em; }
.service-detail { transition: opacity 0.3s; }
.services-list.is-filtered .service-detail { opacity: 0.32; }
.services-list.is-filtered .service-detail.is-match { opacity: 1; }
.service-detail.is-match h2 { box-shadow: inset 0 -0.3em 0 var(--priv-soft); display: inline; }

.jumpbar { position: sticky; top: 4.25rem; z-index: 40; background: var(--header-bg); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.jumpbar ul { display: flex; gap: 0.25rem; list-style: none; margin: 0 auto; padding: 0.5rem var(--gutter); max-width: var(--wrap); overflow-x: auto; scrollbar-width: none; }
.jumpbar ul::-webkit-scrollbar { display: none; }
.jumpbar a { display: block; white-space: nowrap; padding: 0.35rem 0.75rem; border-radius: 999px; font-size: 0.88rem; font-weight: 600; color: var(--muted); text-decoration: none; }
.jumpbar a:hover { color: var(--ink); }
.jumpbar a.is-active { background: var(--ink); color: var(--bg); }
html:has(.jumpbar) { scroll-padding-top: 8rem; }

/* ---------- Resources search ---------- */
.guide-search { display: flex; align-items: center; gap: 0.6rem; max-width: 820px; margin-top: 2rem; background: var(--surface); border: 1.5px solid var(--line); border-radius: 10px; padding: 0 1rem; }
.guide-search:focus-within { border-color: var(--ink); outline: 3px solid var(--priv); outline-offset: 1px; }
.guide-search svg { width: 18px; height: 18px; color: var(--muted); flex: none; }
.guide-search input { border: 0; background: transparent; padding: 0.9rem 0; outline: none; }
.guide-search input:focus { outline: none; }
.guide-count { font-size: 0.9rem; color: var(--muted); margin: 0.6rem 0 0; }
.guides details[hidden] { display: none; }
mark { background: var(--priv-soft); color: inherit; padding: 0 0.1em; border-radius: 2px; }

/* ---------- Contact extras ---------- */
.counter { font-size: var(--s-1); color: var(--muted); font-variant-numeric: tabular-nums; text-align: right; margin: 0; }
.counter.is-near { color: var(--risk); }
.interest-hint { background: var(--surface-2); border-radius: 6px; padding: 0.6rem 0.8rem; font-size: 0.9rem; color: var(--muted); margin: 0; }

/* ---------- Scroll-linked progress on the engagement steps ---------- */
.steps { position: relative; }
@supports (animation-timeline: view()) {
  .steps::after {
    content: ""; position: absolute; left: 0; right: 0; top: -3px; height: 3px; background: var(--priv);
    transform-origin: left; transform: scaleX(0);
    animation: fill-line linear both; animation-timeline: view(); animation-range: entry 40% cover 55%;
  }
  @keyframes fill-line { to { transform: scaleX(1); } }
}

@media (max-width: 1000px) { .replay { grid-template-columns: 1fr; } }
@media (max-width: 800px) {
  .palette-btn span, .palette-btn kbd { display: none; }
  .palette-btn { width: 40px; padding: 0; justify-content: center; }
  .jumpbar { top: 4.25rem; }
}
@media (max-width: 520px) {
  .term-body { font-size: 0.78rem; }
  .steps::after { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .js .term[data-state] .term-body .ln { visibility: visible; }
  .steps::after { transform: scaleX(1); }
}
.events ol { list-style: none; margin: 0; padding: 0; max-width: none; }
@media (max-width: 1000px) { .steps::after { display: none; } }
.palette-btn { white-space: nowrap; }


/* =====================================================================
   v6 scroll fixes
   ===================================================================== */
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
html.is-locked { overflow: hidden; }

/* Stable-height detail panel in the access graph */
.graph-detail { min-height: 0; }
.detail-stack { display: grid; }
.detail-stack > p { grid-area: 1 / 1; visibility: hidden; margin: 0; font-size: 0.95rem; color: var(--muted); }
.detail-stack > p.is-active { visibility: visible; }
.detail-stack strong { color: var(--ink); }
.graph.is-offscreen .edge.risk { animation-play-state: paused; }

/* Lighter sticky bars on phones: blur is costly while scrolling */
@media (max-width: 800px) {
  .site-header, .jumpbar { backdrop-filter: none; background: var(--bg); }
}
/* Jump bar sits exactly under the header (header = 4.25rem + 1px border) */
.jumpbar { top: calc(4.25rem + 1px); }
.jumpbar ul { overscroll-behavior-x: contain; }
.palette-list { overscroll-behavior: contain; }

/* =====================================================================
   v7 iOS Safari sticky fixes (from screen recording)
   ===================================================================== */
/* Stop the rubber-band bounce from dragging the sticky header away from the top */
html { overscroll-behavior-y: none; background: var(--bg); }
/* Own compositing layer: keeps sticky bars pinned during fast momentum scrolls */
.site-header, .jumpbar { transform: translateZ(0); -webkit-transform: translateZ(0); }