/* Quinine Cybersecurity public site: base components.
   Loaded on every public marketing page after tokens.css and site-nav.css. Holds the editorial
   base system (containers, asymmetric grids, technical dividers, mono labels), typography
   applied from the tokens, buttons, badges, cards, forms, section rhythm with light/paper/dark
   variants, and the shared content components the company and product pages draw on. Page
   layouts live in pages.css / product-site.css / legal.css. Colours come only from tokens.css;
   every animation and transition is removed under prefers-reduced-motion. */

/* ------------------------------------------------------------------ layout */

.container { width: 100%; max-width: calc(var(--max) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.container--narrow { max-width: calc(820px + 2 * var(--gutter)); }
.container--wide { max-width: calc(1440px + 2 * var(--gutter)); }
.measure { max-width: var(--max-text); }

/* Asymmetric editorial grids: the first number is the left column's share of 12. All collapse to
   one column at 900px; children never force overflow (minmax(0, …)). */
.layout-4-8, .layout-5-7, .layout-7-5, .layout-8-4, .layout-6-6 {
  display: grid; gap: clamp(28px, 5vw, 80px); align-items: start;
}
.layout-4-8 { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); }
.layout-5-7 { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.layout-7-5 { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.layout-8-4 { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); }
.layout-6-6 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.layout--center { align-items: center; }

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: start; }
.split--wide { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); }
.grid { display: grid; gap: clamp(16px, 2vw, 24px); margin: 0; padding: 0; list-style: none; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* Technical divider: a hairline with an optional mono caption and a small square terminal. */
.rule {
  display: flex; align-items: center; gap: 14px;
  margin: 0 0 clamp(28px, 4vw, 44px);
  font-family: var(--font-mono); font-size: var(--text-label); font-weight: var(--weight-label);
  letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--color-text-muted);
}
.rule::after { content: ""; flex: 1; height: 1px; background: var(--color-line); }
.rule::before { content: ""; flex: none; order: 2; width: 5px; height: 5px; border: 1px solid var(--color-line-strong); }
.rule--fine::after { background: var(--color-line-fine); opacity: 0.7; }
hr.rule, .rule:empty { height: 1px; gap: 0; background: var(--color-line); border: 0; }
hr.rule::before, hr.rule::after, .rule:empty::before, .rule:empty::after { display: none; }

.mono-label, .mini-label {
  font-family: var(--font-mono); font-size: var(--text-label); font-weight: var(--weight-label);
  letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--color-text-muted);
}
.mono { font-family: var(--font-mono); font-size: 0.92em; letter-spacing: 0.01em; }

/* ------------------------------------------------------------------ typography */

h1 { font-size: var(--text-h1); line-height: var(--leading-h1); letter-spacing: var(--tracking-h1); font-weight: var(--weight-display); }
h2 { font-size: var(--text-h2); line-height: var(--leading-h2); letter-spacing: var(--tracking-h2); font-weight: var(--weight-heading); }
h3 { font-size: var(--text-h3); line-height: var(--leading-h3); letter-spacing: var(--tracking-h3); font-weight: var(--weight-heading); }
h4 { font-size: var(--text-h4); line-height: var(--leading-h4); font-weight: var(--weight-heading); }
strong, b { font-weight: var(--weight-strong); }
.display { font-size: var(--text-display); line-height: var(--leading-display); letter-spacing: var(--tracking-display); font-weight: var(--weight-display); margin-bottom: 0.4em; }
.lead { font-size: var(--text-lead); line-height: var(--leading-lead); color: var(--color-text); max-width: 64ch; }
.small { font-size: var(--text-small); line-height: var(--leading-small); }
.muted { color: var(--color-text-muted); }
/* Fewer one-word last lines in body copy (ignored where unsupported). Headings keep the
   default wrap: balance/pretty there re-flowed the max-width-capped headings into a lone
   middle word. */
p, li, dd, blockquote { text-wrap: pretty; }
.text-gradient { background: linear-gradient(100deg, var(--color-accent) 10%, var(--color-detail-ink) 90%); -webkit-background-clip: text; background-clip: text; color: transparent; }

.eyebrow {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono); font-size: var(--text-label); font-weight: var(--weight-label);
  letter-spacing: var(--tracking-label); text-transform: uppercase;
  color: var(--color-detail-ink);
}
.eyebrow:has(.eyebrow__dot) { flex-wrap: nowrap; align-items: flex-start; }
.eyebrow__dot { flex: none; margin-top: 0.3em; width: 7px; height: 7px; border-radius: 50%; background: var(--color-signal); box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-signal-ink) 30%, transparent); }
.eyebrow--on-navy, .eyebrow--on-band { color: var(--color-on-band-signal); }

.prose { max-width: 70ch; }
.prose h2 { font-size: clamp(1.35rem, 2.4vw, 1.75rem); margin-top: 1.6em; }
.prose h2:first-child { margin-top: 0; }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li { margin: 6px 0; }
.prose a { text-decoration: underline; }

.text-link {
  display: inline-flex; align-items: center; gap: 6px; min-height: 32px;
  font-weight: var(--weight-strong); text-decoration: none; color: var(--color-link);
}
.text-link:hover { color: var(--color-link-hover); text-decoration: underline; }
.text-link > span[aria-hidden="true"]:last-child { display: inline-block; }

/* ------------------------------------------------------------------ section rhythm & surfaces */

.section { padding: var(--section-y) 0; }
.section--tight { padding: clamp(48px, 7vw, 88px) 0; }
.section--flush-top { padding-top: 0; }
.section--alt, .section--paper { background: var(--color-bg-alt); }
.section--surface { background: var(--color-surface); }
.section--ruled { border-top: 1px solid var(--color-line); }

/* Dark band: graphite in the light theme, deep verdigris in the dark theme. */
.section--navy, .section--band, .section--dark {
  background: var(--color-band);
  color: var(--color-on-band-muted);
}
.section--navy h2, .section--navy h3, .section--band h2, .section--band h3, .section--dark h2, .section--dark h3,
.section--band h4, .section--dark h4 { color: var(--color-on-band); }
.section--navy .lead, .section--band .lead, .section--dark .lead { color: var(--color-on-band-muted); }
.section--navy .eyebrow, .section--band .eyebrow, .section--dark .eyebrow { color: var(--color-on-band-signal); }
.section--navy a:not(.btn), .section--band a:not(.btn), .section--dark a:not(.btn) { color: var(--color-on-band); }
.section--navy a:not(.btn):hover, .section--band a:not(.btn):hover, .section--dark a:not(.btn):hover { color: var(--color-on-band-signal); }
.section--navy .muted, .section--band .muted, .section--dark .muted, .section--band .mono-label, .section--dark .mono-label { color: var(--color-on-band-muted); }
.section--navy :focus-visible, .section--band :focus-visible, .section--dark :focus-visible, .cta-band :focus-visible { outline-color: var(--color-on-band-signal); }
.section--band .rule, .section--dark .rule { color: var(--color-on-band-muted); }
.section--band .rule::after, .section--dark .rule::after { background: color-mix(in srgb, var(--color-on-band) 18%, transparent); }

.section-head { max-width: 760px; margin-bottom: clamp(32px, 4vw, 48px); }
.section-head--row { max-width: none; display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px 40px; }
.section-head--row > div { max-width: 720px; }
.section-head .lead { margin-bottom: 0; }
.section-foot { margin: 28px 0 0; }

/* ------------------------------------------------------------------ buttons */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 11px 20px;
  border: 1px solid transparent; border-radius: var(--radius-s);
  font-family: var(--font-body); font-weight: var(--weight-strong); font-size: 0.9375rem; line-height: 1.2; letter-spacing: -0.005em;
  text-decoration: none; text-align: center; cursor: pointer;
  transition: background-color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-accent); color: var(--color-on-accent); }
.btn-primary:hover { background: var(--color-accent-hover); color: var(--color-on-accent); }
.btn-outline { background: transparent; color: var(--color-ink); border-color: var(--color-line-strong); }
.btn-outline:hover { border-color: var(--color-ink); color: var(--color-ink); background: var(--color-surface); }
.btn-signal { background: var(--citron); color: var(--obsidian); }
.btn-signal:hover { background: color-mix(in srgb, var(--citron) 86%, var(--obsidian)); color: var(--obsidian); }
.btn-light { background: var(--color-on-band); color: var(--color-band); }
.btn-light:hover { background: var(--color-on-band-signal); color: var(--obsidian); }
.btn-ghost-light { background: transparent; color: var(--color-on-band); border-color: color-mix(in srgb, var(--color-on-band) 45%, transparent); }
.btn-ghost-light:hover { color: var(--color-on-band); border-color: var(--color-on-band); background: color-mix(in srgb, var(--color-on-band) 8%, transparent); }
.btn-small { min-height: 40px; padding: 8px 14px; font-size: 0.875rem; }
.btn-large { min-height: 54px; padding: 14px 26px; font-size: 1rem; }
.btn[disabled], .btn[aria-busy="true"] { opacity: 0.7; cursor: progress; transform: none; }
.btn:disabled:not([aria-busy="true"]), .btn[aria-disabled="true"] { cursor: not-allowed; }
/* Trailing arrow: the explicit .btn__arrow class, or the decorative aria-hidden "→" span every
   public CTA ends with. Nudges 3px on hover (fine pointers) and on keyboard focus. */
.btn__arrow, .btn > span[aria-hidden="true"]:last-child { display: inline-block; transition: transform var(--dur-fast) var(--ease-out); }
@media (prefers-reduced-motion: no-preference) {
  .btn:active:not(:disabled):not([aria-busy="true"]) { transform: translateY(1px); }
  .btn:focus-visible .btn__arrow, .btn:focus-visible > span[aria-hidden="true"]:last-child,
  .text-link:focus-visible > span[aria-hidden="true"]:last-child { transform: translateX(3px); }
}
@media (prefers-reduced-motion: no-preference) and (hover: hover) and (pointer: fine) {
  .btn:hover .btn__arrow, .btn:hover > span[aria-hidden="true"]:last-child,
  .text-link:hover > span[aria-hidden="true"]:last-child { transform: translateX(3px); }
}
/* Touch: the compact variant still meets the 44px target. */
@media (pointer: coarse) {
  .btn-small { min-height: 44px; }
}
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 0; }

/* ------------------------------------------------------------------ badges, chips, tags, notices */

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 2px 8px; border-radius: var(--radius-xs);
  font-family: var(--font-mono); font-size: 0.6875rem; font-weight: var(--weight-label); letter-spacing: 0.08em; text-transform: uppercase;
  line-height: 1.7; white-space: nowrap; vertical-align: middle;
  border: 1px solid transparent;
}
.badge--available { background: var(--color-success-soft); color: var(--color-success); }
.badge--available::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge--soon { background: var(--color-neutral-soft); color: var(--color-neutral); }
.badge--early, .badge-early { background: var(--color-accent-soft); color: var(--color-link); }
.badge--dev { background: var(--color-warn-soft); color: var(--color-warn); }
.badge--consulting { background: transparent; color: var(--color-detail-ink); border-color: color-mix(in srgb, var(--color-detail) 70%, transparent); }
.badge--platform { background: var(--color-surface-2); color: var(--color-ink); border-color: var(--color-line); }
.badge--alert { background: var(--color-alert-soft); color: var(--color-alert-ink); }
.badge--on-navy, .badge--on-band { background: color-mix(in srgb, var(--color-on-band) 10%, transparent); color: var(--color-on-band); border-color: color-mix(in srgb, var(--color-on-band) 24%, transparent); }
.section--navy .badge--early, .section--band .badge--early, .section--dark .badge--early { background: color-mix(in srgb, var(--color-on-band-signal) 14%, transparent); color: var(--color-on-band-signal); }

.chip-list, .tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 28px 0 0; padding: 0; list-style: none; }
.chip { padding: 5px 12px; border: 1px solid var(--color-line-strong); border-radius: var(--radius-pill); font-size: 0.82rem; font-weight: var(--weight-strong); color: var(--color-text-muted); background: var(--color-surface); }
.tag-list { margin-top: 16px; }
.tag-list li { padding: 2px 8px; border: 1px solid var(--color-line); border-radius: var(--radius-xs); font-family: var(--font-mono); font-size: 0.6875rem; color: var(--color-text-muted); }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.dot--cyan, .dot--detail { background: var(--color-detail); }
.dot--signal { background: var(--color-signal); }

.notice {
  margin: 20px 0; padding: 14px 16px;
  border: 1px solid var(--color-line); border-left: 2px solid var(--color-detail); border-radius: var(--radius-s);
  background: var(--color-surface); color: var(--color-text); font-size: 0.93rem;
}
.notice--alert { border-left-color: var(--color-alert); }

/* ------------------------------------------------------------------ cards */

.card {
  position: relative;
  padding: clamp(22px, 2.6vw, 30px);
  background: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-m);
  box-shadow: var(--shadow-1);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.card h3 { margin-bottom: 10px; }
.card p:last-child { margin-bottom: 0; }
.card--flat { box-shadow: none; }
.card--link:has(:focus-visible) { box-shadow: var(--shadow-2); border-color: var(--color-accent); }
@media (hover: hover) and (pointer: fine) {
  .card--link:hover { box-shadow: var(--shadow-2); border-color: var(--color-accent); }
}
@media (prefers-reduced-motion: no-preference) {
  .card--link:has(:focus-visible) { transform: translateY(-2px); }
}
@media (prefers-reduced-motion: no-preference) and (hover: hover) and (pointer: fine) {
  .card--link:hover { transform: translateY(-2px); }
}
.card__link { color: var(--color-ink); text-decoration: none; }
.card__link::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.card__link:hover { color: var(--color-ink); }
.card__link:focus-visible { outline: none; }
.card__link:focus-visible::after { outline: 2px solid var(--color-focus); outline-offset: 3px; }
.card__more { display: inline-block; margin-top: 16px; font-weight: var(--weight-strong); font-size: 0.92rem; color: var(--color-link); }

/* ------------------------------------------------------------------ forms */

.form { display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.field { display: grid; gap: 6px; min-width: 0; }
.field label { font-weight: var(--weight-strong); color: var(--color-ink); font-size: 0.93rem; }
.field__hint { font-weight: var(--weight-body); color: var(--color-text-muted); font-size: 0.85rem; }
.field input, .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 11px 14px;
  border: 1px solid var(--color-line-strong); border-radius: var(--radius-s);
  background: var(--color-surface); color: var(--color-ink);
  font: inherit; font-size: 1rem;
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}
.field input::placeholder, .field textarea::placeholder { color: var(--color-text-muted); }
.field textarea { min-height: 150px; resize: vertical; line-height: 1.55; }
.field select { appearance: none; padding-right: 40px; background-image: linear-gradient(45deg, transparent 50%, var(--color-text-muted) 50%), linear-gradient(135deg, var(--color-text-muted) 50%, transparent 50%); background-position: calc(100% - 20px) 21px, calc(100% - 15px) 21px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { outline: none; border-color: var(--color-focus); box-shadow: 0 0 0 3px var(--color-focus-halo); }
.field [aria-invalid="true"] { border-color: var(--color-alert); }
.field-error { margin: 0; color: var(--color-alert-ink); font-size: 0.88rem; font-weight: var(--weight-strong); }
.hp-field { position: absolute !important; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form__note, .form-note { margin: 0; font-size: 0.88rem; color: var(--color-text-muted); }
.form__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.form-status { margin: 0; min-height: 1.6em; font-weight: var(--weight-strong); font-size: 0.95rem; }
.form-status:empty { display: none; }
.form-status[data-state] { padding: 12px 14px; border-radius: var(--radius-s); border: 1px solid var(--color-line); background: var(--color-surface-2); color: var(--color-ink); }
.form-status[data-state="success"] { background: var(--color-success-soft); border-color: transparent; color: var(--color-success); }
.form-status[data-state="error"] { background: var(--color-warn-soft); border-color: transparent; color: var(--color-warn); }

/* ------------------------------------------------------------------ lists */

.check-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.check-list li { position: relative; padding-left: 28px; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 0.32em; width: 16px; height: 16px; border-radius: var(--radius-xs);
  background: var(--color-accent-soft);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-accent) 35%, transparent);
}
.check-list li::after {
  content: ""; position: absolute; left: 5px; top: calc(0.32em + 3px); width: 5px; height: 9px;
  border: solid var(--color-link); border-width: 0 2px 2px 0; transform: rotate(45deg);
}

/* ------------------------------------------------------------------ shared content components */

/* ------------------------------------------------------------------ hero */

.hero {
  position: relative; overflow: hidden;
  padding: clamp(40px, 7vw, 96px) 0 clamp(56px, 8vw, 104px);
  background:
    radial-gradient(900px 480px at 88% 0%, color-mix(in srgb, var(--color-accent-2) 10%, transparent), transparent 65%),
    var(--color-bg);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.35;
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 70% 30%, black 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 70% at 70% 30%, black 20%, transparent 75%);
}
.hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.hero__lead { font-size: clamp(1.04rem, 1.5vw, 1.16rem); line-height: 1.7; max-width: 58ch; color: var(--text); }

.hero-visual {
  margin: 0; padding: 14px;
  background: linear-gradient(160deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--line); border-radius: var(--radius-l);
  box-shadow: var(--shadow-2);
}
.hero-visual__caption { display: flex; align-items: center; gap: 10px; margin: 10px 8px 4px; font-size: 0.86rem; color: var(--muted); }
.hv { display: block; width: 100%; height: auto; overflow: visible; }
.hv text { font-family: var(--font-mono); font-size: 11px; font-weight: 600; letter-spacing: 0.08em; fill: var(--muted); }
.hv .hv-label--electric { fill: var(--electric-ink); }
.hv .hv-label--small { font-size: 10px; }
.hv-grid-line { fill: none; stroke: var(--line); stroke-width: 1; }
.hv-grid { opacity: 0.55; }
.hv-trace { fill: none; stroke: var(--line-strong); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.hv-trace--monitor { stroke-dasharray: 3 5; }
.hv-pulse { fill: none; stroke: var(--cyan); stroke-width: 2.6; stroke-linecap: round; stroke-dasharray: 9 91; stroke-dashoffset: 100; }
.hv-perimeter { fill: color-mix(in srgb, var(--electric) 6%, transparent); stroke: var(--electric); stroke-width: 1.5; stroke-dasharray: 6 6; }
.hv-perimeter-glow { fill: none; stroke: var(--cyan); stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: 10 90; }
.hv-gate { fill: var(--surface); stroke: var(--electric); stroke-width: 2; }
.hv-ring-outer { fill: none; stroke: var(--cyan); stroke-width: 1.5; stroke-dasharray: 2 8; }
.hv-orbit { transform-box: view-box; transform-origin: 280px 242px; }
.hv-ring { fill: none; stroke: var(--electric); stroke-width: 2; opacity: 0.45; }
.hv-core { fill: url(#hv-core); }
.hv-core-a { stop-color: var(--color-accent-2); }
.hv-core-b { stop-color: var(--color-band); }
.hv-q { fill: var(--color-on-band); }
.hv-node { fill: var(--surface); stroke: var(--electric); stroke-width: 2; }
.hv-node--ai { fill: var(--electric-soft); stroke: var(--cyan-ink); }
.hv-node-core { fill: var(--cyan); }
.hv-node-mark { fill: none; stroke: var(--electric); stroke-width: 2; stroke-linecap: round; }
.hv-edge { fill: none; stroke: var(--cyan); stroke-width: 1.5; opacity: 0.7; }
.hv-monitor-panel { fill: var(--surface); stroke: var(--line-strong); stroke-width: 1; }
.hv-baseline { fill: none; stroke: var(--line-strong); stroke-width: 1; stroke-dasharray: 2 4; }
.hv-signal { fill: none; stroke: var(--cyan); stroke-width: 2.2; stroke-linejoin: round; stroke-linecap: round; stroke-dasharray: 100; stroke-dashoffset: 0; }
.hv-signal-dot { fill: var(--success); }

@media (prefers-reduced-motion: no-preference) {
  .hv-pulse { animation: hv-flow 3.6s linear infinite; }
  .hv-pulse--2 { animation-delay: -0.9s; animation-duration: 4.2s; }
  .hv-pulse--3 { animation-delay: -1.8s; animation-duration: 3.9s; }
  .hv-pulse--4 { animation-delay: -2.7s; animation-duration: 4.5s; }
  .hv-perimeter-glow { animation: hv-flow 12s linear infinite; }
  .hv-orbit { animation: hv-spin 60s linear infinite; }
  .hv-blink { animation: hv-blink 3.2s ease-in-out infinite; }
  .hv-blink--late { animation-delay: -1.6s; }
  .hv-signal { animation: hv-trace 5s ease-in-out infinite; }
  .hv-signal-dot { animation: hv-blink 2.4s ease-in-out infinite; }
}
@keyframes hv-flow { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }
@keyframes hv-spin { to { transform: rotate(360deg); } }
@keyframes hv-blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
@keyframes hv-trace { 0% { stroke-dashoffset: 100; opacity: 1; } 60% { stroke-dashoffset: 0; opacity: 1; } 85%, 100% { stroke-dashoffset: 0; opacity: 0.25; } }

/* ------------------------------------------------------------------ intro & lanes */

.intro__grid { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(24px, 5vw, 72px); align-items: start; }
.intro__grid h2 { margin-bottom: 0; }
.lanes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: clamp(32px, 4vw, 48px); }
.lane {
  display: grid; gap: 10px; align-content: start;
  padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-m);
  background: var(--surface); color: var(--text); text-decoration: none;
  box-shadow: var(--card-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.lane .badge { justify-self: start; }
.lane:hover { color: var(--text); transform: translateY(-3px); box-shadow: var(--card-shadow-hover); border-color: color-mix(in srgb, var(--electric) 45%, var(--line)); }
.lane--platform { background: linear-gradient(150deg, var(--surface) 0%, var(--surface-2) 100%); }
.lane__title { color: var(--ink); font-size: 1.2rem; letter-spacing: -0.015em; }
.lane__more { margin-top: 6px; font-weight: 700; color: var(--electric-ink); }

/* ------------------------------------------------------------------ principles */

.principles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }
.principles li { padding: 22px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.principles h3 { font-size: 1.02rem; margin-bottom: 6px; display: flex; align-items: center; gap: 10px; }
.principles h3::before { content: ""; flex: none; width: 10px; height: 10px; border-radius: 3px; background: linear-gradient(135deg, var(--electric), var(--cyan)); }
.principles p { margin: 0; font-size: 0.94rem; color: var(--muted); }

/* ------------------------------------------------------------------ threats */

.threat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin: 0; padding: 0; list-style: none; }
.threat__icon { display: inline-grid; place-items: center; width: 44px; height: 44px; margin-bottom: 16px; border-radius: 12px; background: var(--electric-soft); color: var(--electric-ink); }
.threat__icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.threat p { color: var(--muted); font-size: 0.95rem; }
.threat:hover { border-color: color-mix(in srgb, var(--cyan) 50%, var(--line)); }

/* ------------------------------------------------------------------ services */

.service-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 20px; margin: 0; padding: 0; list-style: none; }
.service-grid > li { grid-column: span 2; display: flex; flex-direction: column; }
.service-grid > li:nth-child(1), .service-grid > li:nth-child(2) { grid-column: span 3; }
.service-card p { color: var(--muted); font-size: 0.95rem; }
.service-card .card__more { margin-top: auto; padding-top: 16px; }
.service-card__top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.service-card__index { font-family: var(--font-mono); font-size: 0.8rem; font-weight: 600; color: var(--electric-ink); }
.service-card--soon .service-card__index { color: var(--muted); }
.service-card--soon { background: linear-gradient(180deg, var(--surface) 0%, var(--surface-2) 100%); }

/* ------------------------------------------------------------------ Q9 products (navy band) */

.q9 .section-head .lead { max-width: 66ch; }
.product-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin: 0; padding: 0; list-style: none; }
.product {
  display: flex; flex-direction: column;
  padding: 26px 24px; border-radius: var(--radius-m);
  background: color-mix(in srgb, var(--color-on-band) 4%, transparent); border: 1px solid color-mix(in srgb, var(--color-on-band) 13%, transparent);
  transition: transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}
.product:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--color-on-band-signal) 45%, transparent); background: color-mix(in srgb, var(--color-on-band) 6%, transparent); }
.product--featured { border-color: color-mix(in srgb, var(--color-on-band-signal) 40%, transparent); background: linear-gradient(170deg, color-mix(in srgb, var(--color-accent-2) 30%, transparent), color-mix(in srgb, var(--color-on-band) 4%, transparent)); }
.product__step { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--on-navy-accent); margin-bottom: 14px; }
.product h3 { font-size: 1.2rem; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.product p { font-size: 0.94rem; }
.product .price { margin: auto 0 16px; padding-top: 12px; font-size: 1.45rem; font-weight: 800; color: var(--on-navy); letter-spacing: -0.02em; }
.product .price span { display: block; font-size: 0.82rem; font-weight: 500; letter-spacing: 0; color: var(--on-navy-muted); }
.product .price--muted { font-size: 1.05rem; }
.product__link { display: inline-flex; gap: 6px; align-items: center; min-height: 32px; color: var(--on-navy); font-weight: 700; text-decoration: none; }
.product__link:hover { color: var(--on-navy-accent); text-decoration: underline; }
.product__link--secondary { font-weight: 600; color: var(--on-navy-muted); font-size: 0.9rem; }
.q9__note { margin: 28px 0 0; max-width: 90ch; font-size: 0.9rem; color: var(--on-navy-muted); }

/* ------------------------------------------------------------------ audiences */

.audience-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin: 0; padding: 0; list-style: none; }
.audience { display: flex; flex-direction: column; }
.audience p { color: var(--muted); font-size: 0.95rem; }
.audience .text-link { margin-top: auto; padding-top: 8px; }
.audience__line { display: block; width: 44px; height: 3px; margin-bottom: 20px; border-radius: 3px; background: linear-gradient(90deg, var(--electric), var(--cyan)); }

/* ------------------------------------------------------------------ steps */

.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin: 0; padding: 0; list-style: none; position: relative; }
.step { position: relative; padding: 28px 26px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); }
.step__num {
  display: inline-grid; place-items: center; width: 44px; height: 44px; margin-bottom: 18px;
  border-radius: 50%; border: 2px solid var(--electric); color: var(--electric-ink);
  font-family: var(--font-mono); font-weight: 700; background: var(--surface);
}
.step:not(:last-child)::after {
  content: ""; position: absolute; top: 49px; left: calc(26px + 44px + 12px); right: -21px; height: 2px;
  background: linear-gradient(90deg, var(--electric), transparent);
  opacity: 0.5;
}
.step p { color: var(--muted); font-size: 0.95rem; margin: 0; }

.continuity {
  display: grid; grid-template-columns: minmax(0, 220px) minmax(0, 1fr); gap: 20px 32px; align-items: center;
  margin-top: 20px; padding: 24px 26px;
  border-radius: var(--radius-m); border: 1px dashed color-mix(in srgb, var(--electric) 45%, var(--line));
  background: color-mix(in srgb, var(--electric-soft) 55%, var(--surface));
}
.continuity__label { margin: 0; display: grid; gap: 8px; font-weight: 700; color: var(--ink); }
.continuity__label .badge { justify-self: start; }
.continuity__list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }
.continuity__list li { display: grid; gap: 4px; font-size: 0.93rem; }
.continuity__list strong { color: var(--ink); }

/* ------------------------------------------------------------------ frameworks */

.framework-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.framework-list li { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 6px 20px; padding: 16px 4px; border-bottom: 1px solid var(--line); transition: background-color 0.2s ease; }
.framework-list li:hover { background: var(--surface); }
.framework-list strong { color: var(--ink); font-weight: 700; }
.framework-list span { color: var(--muted); font-size: 0.93rem; }

/* ------------------------------------------------------------------ founder */

.founder { display: grid; grid-template-columns: minmax(0, 200px) minmax(0, 1fr); gap: 28px; align-items: start; }
.founder__photo { width: 100%; aspect-ratio: 480 / 645; object-fit: cover; border-radius: var(--radius); background: var(--surface-2); }
.founder h3 { font-size: 1.35rem; margin-bottom: 2px; }
.founder__role { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--electric-ink); margin-bottom: 16px; }
.founder__quote { margin: 0 0 16px; padding: 0 0 0 16px; border-left: 3px solid var(--cyan); color: var(--text); font-size: 0.97rem; }
.founder__quote p { margin: 0; }
.founder--large { grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: clamp(24px, 4vw, 48px); padding: clamp(24px, 3vw, 40px); }

/* ------------------------------------------------------------------ CTA band */

.cta-band {
  padding: clamp(56px, 8vw, 96px) 0;
  background: radial-gradient(900px 420px at 10% 0%, color-mix(in srgb, var(--color-accent-2) 28%, transparent), transparent 60%), var(--color-band);
  color: var(--on-navy-muted);
}
.cta-band h2 { color: var(--on-navy); font-size: clamp(1.9rem, 4vw, 3rem); }
.cta-band .lead { color: var(--on-navy-muted); margin-bottom: 0; }
.cta-band__inner { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr); gap: 32px; align-items: center; }
.cta-band__actions { display: grid; gap: 12px; justify-items: stretch; }
.cta-band__alt { margin: 6px 0 0; font-size: 0.92rem; text-align: center; overflow-wrap: anywhere; }
.cta-band__alt a { color: var(--on-navy); }
.cta-band__alt a:hover { color: var(--on-navy-accent); }

/* ------------------------------------------------------------------ inner pages */

.page-hero {
  position: relative; overflow: hidden;
  padding: clamp(40px, 6vw, 80px) 0 clamp(40px, 6vw, 72px);
  background: radial-gradient(800px 380px at 92% 0%, color-mix(in srgb, var(--electric) 12%, transparent), transparent 65%), var(--bg);
  border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px; opacity: 0.3;
  -webkit-mask-image: linear-gradient(90deg, transparent 30%, black 100%);
  mask-image: linear-gradient(90deg, transparent 30%, black 100%);
}
.page-hero .container { position: relative; }
.page-hero h1 { max-width: 20ch; }
.page-hero .lead { margin-bottom: 0; }
.page-hero__meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }
.breadcrumb { margin-bottom: 22px; font-size: 0.88rem; }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px 8px; margin: 0; padding: 0; list-style: none; color: var(--muted); }
.breadcrumb li:not(:last-child)::after { content: "/"; margin-left: 8px; color: var(--line-strong); }
.breadcrumb a { color: var(--muted); text-decoration: none; padding-block: 3px; }
.breadcrumb a:hover { color: var(--electric-ink); text-decoration: underline; }

.risk-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 0; padding: 0; list-style: none; }
.risk-list li { padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.risk-list strong { display: block; color: var(--ink); margin-bottom: 4px; }
.risk-list span { color: var(--muted); font-size: 0.93rem; }

.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 340px); gap: clamp(32px, 5vw, 64px); align-items: start; }
.detail-layout__main > section { padding: 0 0 clamp(36px, 5vw, 56px); margin-bottom: clamp(36px, 5vw, 56px); border-bottom: 1px solid var(--line); }
.detail-layout__main > section:last-child { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }
.detail-layout__main h2 { font-size: clamp(1.35rem, 2.4vw, 1.7rem); }
.aside-card { position: sticky; top: calc(var(--header-h) + 24px); }
.aside-card h2 { font-size: 1.2rem; }
.aside-card .btn { width: 100%; margin-top: 8px; }
.aside-card dl { margin: 0 0 16px; display: grid; gap: 10px; }
.aside-card dt { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.aside-card dd { margin: 0; color: var(--ink); font-weight: 600; }

.approach-steps { counter-reset: approach; margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.approach-steps li { counter-increment: approach; position: relative; padding: 4px 0 4px 52px; }
.approach-steps li::before {
  content: counter(approach); position: absolute; left: 0; top: 0;
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid var(--electric); color: var(--electric-ink); font-family: var(--font-mono); font-weight: 700; font-size: 0.9rem;
}
.approach-steps strong { display: block; color: var(--ink); }
.approach-steps span { color: var(--muted); }

.related { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; }
.related--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.related .card { padding: 20px 22px; display: flex; flex-direction: column; align-items: flex-start; }
.related .card p { flex: 1; }
.related h3 { font-size: 1rem; margin-bottom: 6px; }
.related p { font-size: 0.9rem; color: var(--muted); }

.compare { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.compare .card h3 { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }

.framework-detail { display: grid; gap: 16px; margin: 0; padding: 0; list-style: none; }
.framework-detail > li { display: grid; grid-template-columns: minmax(0, 260px) minmax(0, 1fr); gap: 12px 32px; padding: 24px 26px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); }
.framework-detail h3 { margin: 0 0 6px; }
.framework-detail .badge { margin-top: 4px; white-space: normal; text-align: left; }
.framework-detail p { margin: 0 0 8px; color: var(--muted); font-size: 0.95rem; }
.framework-detail p:last-child { margin-bottom: 0; }
.framework-detail strong { color: var(--ink); }

/* ------------------------------------------------------------------ contact */

.contact-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.intents { margin: 0 0 28px; padding: 0; border: 0; }
.intents legend { margin-bottom: 12px; font-weight: 700; color: var(--ink); }
.intent-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; list-style: none; }
.intent {
  min-height: 44px; padding: 9px 16px; border-radius: var(--radius-s);
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
  font-weight: 650; font-size: 0.9rem; cursor: pointer; text-decoration: none;
  transition: border-color 0.16s ease, background-color 0.16s ease, color 0.16s ease;
}
.intent:hover { border-color: var(--electric); color: var(--electric-ink); }
.intent[aria-pressed="true"] { background: var(--btn-bg); border-color: var(--btn-bg); color: var(--btn-ink); }

.contact-card { display: grid; gap: 18px; }
.contact-card h2 { font-size: 1.2rem; margin: 0; }
.contact-card dl { margin: 0; display: grid; gap: 14px; }
.contact-card dt { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 2px; }
.contact-card dd { margin: 0; color: var(--ink); overflow-wrap: anywhere; }
.contact-card .btn { width: 100%; }

/* ------------------------------------------------------------------ shared with the Q9 product pages
   Generic classes the product pages (diagnostic, driftmark, verify, q9-continuous) use alongside
   product-site.css. Kept here so every public page draws from one vocabulary. */

.section-soft { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-heading { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 20px 40px; align-items: flex-end; margin-bottom: clamp(28px, 4vw, 40px); }
.section-heading .lead { max-width: 420px; font-size: 0.98rem; margin-bottom: 0; }
.mini-label { font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.hero-text { font-size: clamp(1.02rem, 1.4vw, 1.12rem); line-height: 1.75; color: var(--text); max-width: 560px; margin-top: 20px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.product-hero-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 90px); align-items: center; }
.step-number { display: grid; place-items: center; flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%; background: var(--navy-2); color: var(--accent); border: 1px solid var(--visual-node-border); font-family: var(--font-mono); font-size: 0.7rem; }
.card-index, .card-index-row { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; color: var(--muted); font-weight: 600; min-height: 28px; }
.card-index-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-start; }
.price { font-size: 1.8rem; font-weight: 750; color: var(--ink); letter-spacing: -0.03em; margin: 20px 0 0; line-height: 1.35; }
.price span { display: block; font-size: 0.8rem; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.pricing-note { color: var(--muted); font-size: 0.86rem; margin-top: 22px; line-height: 1.7; max-width: 850px; }
.badge-early { background: var(--electric-soft); color: var(--electric-ink); }
.status-unchanged { color: var(--success); background: var(--success-bg); }
.status-changed { color: var(--warn); background: var(--warn-bg); }
.status-due { color: var(--neutral); background: var(--neutral-bg); }
.status-finding { color: var(--critical); background: var(--critical-bg); }
@media (max-width: 900px) {
  .product-hero-grid { grid-template-columns: minmax(0, 1fr); }
  .section-heading { flex-direction: column; align-items: flex-start; }
}

/* ------------------------------------------------------------------ 404 */

.not-found { min-height: 60vh; display: grid; align-content: center; }
.not-found__code { font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.14em; color: var(--cyan-ink); }

/* ------------------------------------------------------------------ responsive */

@media (max-width: 1100px) {
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .threat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-grid > li, .service-grid > li:nth-child(1), .service-grid > li:nth-child(2) { grid-column: auto; }
  .service-grid > li:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .related--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: minmax(0, 1fr); }
  .hero-visual { max-width: 640px; }
  .detail-layout { grid-template-columns: minmax(0, 1fr); }
  .aside-card { position: static; }
  .contact-layout { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .step:not(:last-child)::after { display: none; }
  .continuity { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 900px) {
  .split, .split--wide, .intro__grid { grid-template-columns: minmax(0, 1fr); }
  .layout-4-8, .layout-5-7, .layout-7-5, .layout-8-4, .layout-6-6 { grid-template-columns: minmax(0, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .audience-grid { grid-template-columns: minmax(0, 1fr); }
  .cta-band__inner { grid-template-columns: minmax(0, 1fr); }
  .cta-band__actions { justify-items: start; }
  .related { grid-template-columns: minmax(0, 1fr); }
  .framework-detail > li { grid-template-columns: minmax(0, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  .lanes, .principles, .threat-grid, .product-grid, .service-grid, .compare, .risk-list, .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
  .service-grid > li:last-child:nth-child(odd) { grid-column: auto; }
  .continuity__list { grid-template-columns: minmax(0, 1fr); }
  .form__row { grid-template-columns: minmax(0, 1fr); }
  .framework-list li { grid-template-columns: minmax(0, 1fr); }
  .founder, .founder--large { grid-template-columns: minmax(0, 1fr); }
  .founder__photo { max-width: 220px; }
  .button-row .btn { flex: 1 1 auto; }
  .cta-band__actions { justify-items: stretch; }
}
@media (max-width: 400px) {
  .card, .step, .lane, .product { padding: 20px 18px; }
  .hero-visual { padding: 8px; border-radius: 18px; }
}

/* Social icon links (contact page "Follow"): same marks as the footer, on light surfaces. */
.social-icons { display: flex; gap: 10px; margin: var(--space-2) 0 0; padding: 0; list-style: none; }
.social-icons a {
  display: grid; place-items: center; width: 44px; height: 44px;
  border: 1px solid var(--color-line); border-radius: var(--radius-m);
  color: var(--color-ink); background: var(--color-surface);
  transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.social-icons a:hover { border-color: var(--color-accent); color: var(--color-accent); }
.social-icons a:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }
.social-icons svg { width: 20px; height: 20px; fill: currentColor; }
.social-icons .icon-outline { fill: none; stroke: currentColor; stroke-width: 1.8; }
.social-icons .icon-outline .icon-dot { fill: currentColor; stroke: none; }
@media (prefers-reduced-motion: reduce) { .social-icons a { transition: none; } }