@charset "UTF-8";
/*==============================================================
  Neura Digital — group design system
  ---------------------------------------------------------------
  One black canvas. One type system. One set of components.
  Divisions differ by signal colour only.

  Set the division on any element:  <body data-theme="ai">
  Themes: digital (default) | ai | neurasec | enterprise | msp

  Sections:
    01 tokens
    02 reset & base
    03 layout
    04 typography
    05 buttons & links
    06 header / navigation (includes the group switcher used on practice sites)
    07 hero
    08 thesis
    09 division cards
    10 process
    11 principles
    12 statement band
    13 cta band
    14 prose (legal / long-form)
    15 footer
    16 motion & reveal
==============================================================*/

/*--------------------------------------------------------------
  01 · Tokens
--------------------------------------------------------------*/
:root {
  /* Canvas — near-black, so surfaces and depth stay readable */
  --bg: #050608;
  --bg-raised: #0a0d12;
  --surface: #0e1218;
  --surface-2: #121821;

  /* Ink */
  --text: #f4f7fb;
  --text-muted: #a4afbd;
  --text-soft: #7f8a98;

  /* Structure */
  --border: rgba(255, 255, 255, 0.1);
  --border-strong: rgba(255, 255, 255, 0.18);

  /* Division signals */
  --d-ai: #ff8a2a;
  --d-ai-bright: #ffb04a;
  --d-sec: #2f80ff;
  --d-sec-bright: #35b8ff;
  --d-ent: #9b6cff;
  --d-ent-bright: #b99aff;
  --d-msp: #23d6a5;
  --d-msp-bright: #4be7bd;

  /* The masterbrand signal is light, not colour. Neura Digital owns the
     black canvas and the white line; the practices own the hues. */
  --signal: #d7dee8;
  --signal-soft: rgba(215, 222, 232, 0.16);

  /* Default (masterbrand) accent is that same neutral signal */
  --accent: var(--signal);
  --accent-bright: #ffffff;
  --accent-soft: var(--signal-soft);

  /* Type */
  --font-display: "Montserrat", system-ui, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-body: "Roboto", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;

  /* Rhythm */
  --container: 1240px;
  --gutter: clamp(20px, 5vw, 48px);
  --section-y: clamp(72px, 10vw, 136px);
  --radius: 14px;
  --radius-sm: 8px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

[data-theme="ai"] {
  --accent: var(--d-ai);
  --accent-bright: var(--d-ai-bright);
  --accent-soft: rgba(255, 138, 42, 0.16);
}

[data-theme="neurasec"] {
  --accent: var(--d-sec);
  --accent-bright: var(--d-sec-bright);
  --accent-soft: rgba(47, 128, 255, 0.16);
}

[data-theme="enterprise"] {
  --accent: var(--d-ent);
  --accent-bright: var(--d-ent-bright);
  --accent-soft: rgba(155, 108, 255, 0.16);
}

[data-theme="msp"] {
  --accent: var(--d-msp);
  --accent-bright: var(--d-msp-bright);
  --accent-soft: rgba(35, 214, 165, 0.16);
}

/*--------------------------------------------------------------
  02 · Reset & base
--------------------------------------------------------------*/
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

ul,
ol {
  margin: 0;
  padding: 0;
}

figure {
  margin: 0;
}

:focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 3px;
  border-radius: 3px;
}

::selection {
  background: rgba(255, 255, 255, 0.18);
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--text);
  color: #000;
  font-weight: 600;
  border-radius: 0 0 8px 8px;
  transition: top 0.2s var(--ease);
}

.skip-link:focus {
  top: 0;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/*--------------------------------------------------------------
  03 · Layout
--------------------------------------------------------------*/
.wrap {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.wrap--narrow {
  max-width: 880px;
}

.section {
  position: relative;
  padding-block: var(--section-y);
}

.section--tight {
  padding-block: clamp(56px, 7vw, 96px);
}

.section--raised {
  background: var(--bg-raised);
}

/* A one-pixel rule that fades out at both ends: the group's divider.
   Light, not colour — the practices own the hues, the group owns the line. */
.rule {
  height: 1px;
  border: 0;
  margin: 0;
  background: linear-gradient(90deg, transparent, var(--signal), transparent);
  opacity: 0.28;
}

.grid {
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}

/*--------------------------------------------------------------
  04 · Typography
--------------------------------------------------------------*/
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  color: var(--text);
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.6rem, 6.2vw, 4.6rem);
  letter-spacing: -0.032em;
}

h2 {
  font-size: clamp(2rem, 4.1vw, 3.1rem);
}

h3 {
  font-size: clamp(1.25rem, 1.9vw, 1.5rem);
  line-height: 1.22;
}

h4 {
  font-size: 1.06rem;
  line-height: 1.3;
}

p {
  margin: 0 0 1.15em;
  color: var(--text-muted);
}

p:last-child {
  margin-bottom: 0;
}

strong,
b {
  color: var(--text);
  font-weight: 600;
}

.eyebrow {
  display: inline-flex;
  /* Keeps the signal bar on the first line when the label wraps. */
  align-items: flex-start;
  gap: 11px;
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  margin-top: 0.62em;
  border-radius: 2px;
  /* Masterbrand shows the neutral signal; a practice shows its own colour. */
  background: var(--accent);
  flex: 0 0 auto;
}

.lead {
  font-size: clamp(1.06rem, 1.5vw, 1.24rem);
  line-height: 1.6;
  color: var(--text-muted);
  max-width: 62ch;
}

.section-head {
  /* rem, not ch: ch resolves against this block's body font, not the heading. */
  max-width: 34rem;
  margin-bottom: clamp(40px, 5vw, 64px);
}

.section-head p {
  margin-top: 20px;
  max-width: 58ch;
}

/*--------------------------------------------------------------
  05 · Buttons & links
--------------------------------------------------------------*/
a {
  color: var(--text);
  text-decoration-color: var(--border-strong);
  text-underline-offset: 4px;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: var(--accent-bright);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.btn {
  --btn-bg: transparent;
  --btn-fg: var(--text);
  --btn-bd: var(--border-strong);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border: 1px solid var(--btn-bd);
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.005em;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease),
    background-color 0.22s var(--ease), color 0.22s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
  color: var(--btn-fg);
}

.btn svg {
  flex: 0 0 auto;
  transition: transform 0.22s var(--ease);
}

.btn:hover svg {
  transform: translateX(3px);
}

.btn--primary {
  --btn-bg: var(--text);
  --btn-fg: #05070a;
  --btn-bd: var(--text);
}

.btn--primary:hover {
  --btn-bg: #ffffff;
  --btn-bd: #ffffff;
  --btn-fg: #05070a;
}

/* Practice sites: primary actions take the division signal, like the orange
   header button on /ai. Dark ink on the fill — white on --d-sec fails contrast. */
[data-theme="neurasec"] .btn--primary,
[data-theme="enterprise"] .btn--primary,
[data-theme="msp"] .btn--primary {
  --btn-bg: var(--accent);
  --btn-fg: #04101f;
  --btn-bd: var(--accent);
}

[data-theme="neurasec"] .btn--primary:hover,
[data-theme="enterprise"] .btn--primary:hover,
[data-theme="msp"] .btn--primary:hover {
  --btn-bg: var(--accent-bright);
  --btn-bd: var(--accent-bright);
  --btn-fg: #04101f;
}

.btn--ghost:hover {
  --btn-bd: var(--text);
}

.btn--sm {
  padding: 10px 20px;
  font-size: 0.88rem;
}

/* Inline "read on" link with an arrow */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

.link-arrow svg {
  transition: transform 0.22s var(--ease);
}

.link-arrow:hover {
  color: var(--accent-bright);
}

.link-arrow:hover svg {
  transform: translateX(4px);
}

/*--------------------------------------------------------------
  06 · Header / navigation
--------------------------------------------------------------*/

/* Group switcher — the /ai pattern reused on NeuraSec, Enterprise and MSP.
   Not sticky: it yields to the practice header on scroll, matching NeuraAI. */
.ngroup-bar {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.ngroup-bar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 24px;
  padding-block: 9px;
}

.ngroup-home {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.ngroup-home strong {
  color: var(--text);
  font-weight: 600;
}

.ngroup-home:hover {
  color: var(--text);
}

.ngroup-signal {
  width: 26px;
  height: 3px;
  border-radius: 2px;
  flex: 0 0 auto;
  background: var(--signal);
}

.ngroup-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 6px;
}

.ngroup-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 10px;
  border-radius: 999px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.ngroup-nav a::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.55;
}

.ngroup-nav a[data-div="ai"]::before { background: var(--d-ai); opacity: 1; }
.ngroup-nav a[data-div="neurasec"]::before { background: var(--d-sec); opacity: 1; }
.ngroup-nav a[data-div="enterprise"]::before { background: var(--d-ent); opacity: 1; }
.ngroup-nav a[data-div="msp"]::before { background: var(--d-msp); opacity: 1; }

.ngroup-nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.ngroup-nav a.is-current {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.ngroup-nav a.is-current::after {
  content: " (you are here)";
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

@media (max-width: 575px) {
  .ngroup-bar-inner {
    justify-content: flex-start;
  }

  .ngroup-nav {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    scrollbar-width: none;
    margin-left: -10px;
  }

  .ngroup-nav::-webkit-scrollbar {
    display: none;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 6, 8, 0.72);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: background-color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(5, 6, 8, 0.93);
  border-bottom-color: var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 74px;
}

/* Brand lockup — a joined wordmark, no separator character.
   NEURA carries the family weight; the suffix carries the practice.
   The two are set solid so they read as one word with two voices. */
.brand-lockup {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-display);
  font-size: 1.32rem;
  line-height: 1;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
}

.brand-family {
  font-weight: 800;
  letter-spacing: 0.07em;
  /* Cancel the trailing letter-space, then re-open a hair so the joint
     reads as one word in two voices rather than as a word space. */
  margin-right: -0.07em;
  padding-right: 0.05em;
}

.brand-suffix {
  font-weight: 400;
  letter-spacing: 0.005em;
  /* Masterbrand: silver. Practice: its own signal, set per element. */
  color: var(--suffix, var(--signal));
}

/* Links carry their own accessible name, so the split spans stay silent. */
a.brand-lockup:hover .brand-suffix,
a.brand-lockup:focus-visible .brand-suffix {
  color: var(--text);
}

/* The lockup never wraps, so it steps down before it can crowd the
   menu button on the narrowest handsets. */
@media (max-width: 400px) {
  .site-header .brand-lockup {
    font-size: 1.14rem;
  }
}

.site-nav {
  margin-left: auto;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.site-nav__list > li > a,
.site-nav__list > li > button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  border: 0;
  border-radius: 999px;
  background: none;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.site-nav__list > li > a:hover,
.site-nav__list > li > button:hover,
.site-nav__list > li > a[aria-current] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.site-nav__caret {
  transition: transform 0.2s var(--ease);
}

[aria-expanded="true"] .site-nav__caret {
  transform: rotate(180deg);
}

/* Divisions dropdown */
.has-menu {
  position: relative;
}

.menu-panel {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translate(-50%, -6px);
  width: min(560px, calc(100vw - 32px));
  padding: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0.2s;
}

.has-menu[data-open="true"] .menu-panel {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.menu-panel a {
  display: block;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background-color 0.18s var(--ease);
}

.menu-panel a:hover {
  background: rgba(255, 255, 255, 0.05);
}

.menu-panel a[aria-current="true"] {
  background: rgba(255, 255, 255, 0.07);
  box-shadow: inset 3px 0 0 var(--dot, var(--text));
}

.menu-panel__name {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

.menu-panel__name::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dot, var(--text-soft));
  flex: 0 0 auto;
}

.menu-panel__desc {
  display: block;
  margin-top: 3px;
  font-size: 0.83rem;
  color: var(--text-soft);
  line-height: 1.45;
}

.nav-cta {
  display: inline-flex;
}

/* Practice identity sits below the group header on wide screens. Its links
   move into the single overlay menu at mobile widths. */
.practice-bar {
  position: relative;
  z-index: 80;
  background: rgba(8, 10, 14, 0.96);
  border-bottom: 1px solid var(--border);
}

.practice-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 48px;
}

.practice-bar__brand {
  color: var(--text);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.practice-bar__brand::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 3px;
  margin-right: 9px;
  border-radius: 2px;
  background: var(--accent);
  vertical-align: middle;
}

.practice-bar nav {
  display: flex;
  align-items: stretch;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.practice-bar nav::-webkit-scrollbar { display: none; }

.practice-bar nav a {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 12px;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}

.practice-bar nav a:hover,
.practice-bar nav a[aria-current="page"] {
  color: var(--text);
}

.practice-bar nav a[aria-current="page"] {
  box-shadow: inset 0 -3px 0 var(--accent);
}

.mobile-practice-nav {
  display: none;
}

/* Mobile */
.nav-toggle__close {
  display: none;
}

body.nav-open .nav-toggle__open {
  display: none;
}

body.nav-open .nav-toggle__close {
  display: block;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  -webkit-tap-highlight-color: transparent;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  cursor: pointer;
}

@media (max-width: 940px) {
  /* A backdrop-filter makes the header a containing block for
     position:fixed descendants in Chromium and Safari, which traps the
     overlay nav inside the 74px bar instead of the viewport. Drop the
     blur wherever the hamburger nav is in play. */
  .site-header {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(5, 6, 8, 0.97);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-cta {
    display: none;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 1;
    margin: 0;
    background: var(--bg);
    padding: 92px var(--gutter) 40px;
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.24s var(--ease), transform 0.24s var(--ease), visibility 0.24s;
  }

  /* The overlay covers the bar, so the brand and the toggle have to sit
     above it — otherwise there is no way to close the menu. */
  .brand-lockup,
  .nav-toggle {
    position: relative;
    z-index: 2;
  }

  body.nav-open {
    overflow: hidden;
  }

  body.nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .site-nav__list > li > a,
  .site-nav__list > li > button {
    width: 100%;
    justify-content: space-between;
    padding: 15px 6px;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }

  .menu-panel {
    position: static;
    transform: none;
    width: auto;
    grid-template-columns: 1fr;
    opacity: 1;
    visibility: visible;
    background: none;
    border: 0;
    box-shadow: none;
    padding: 6px 0 10px;
    display: none;
  }

  .has-menu[data-open="true"] .menu-panel {
    display: grid;
    transform: none;
  }

  .site-nav .btn-row {
    margin-top: 28px;
  }

  .practice-bar {
    display: none;
  }

  .mobile-practice-nav {
    display: block;
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid var(--border);
  }

  .mobile-practice-nav > p {
    margin: 0 0 8px;
    color: var(--text);
    font-family: var(--font-display);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  .mobile-practice-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .mobile-practice-nav a {
    display: block;
    padding: 12px 6px;
    border-bottom: 1px solid var(--border);
    color: var(--text-muted);
    font-family: var(--font-display);
    text-decoration: none;
  }

  .mobile-practice-nav a[aria-current="page"] {
    color: var(--text);
    box-shadow: inset 3px 0 0 var(--accent);
    padding-left: 14px;
  }
}

@media (min-width: 941px) {
  .site-nav .btn-row {
    display: none;
  }
}

/* Practice sites: the sticky bar is the division header, not the group nav.
   Suffix takes the practice signal; current page gets the same underline cue
   as the old practice bar. Hamburger arrives earlier because local labels
   (especially NeuraMSP) are longer than the group links. */
.site-header--practice .brand-lockup {
  --suffix: var(--accent-bright);
}

body[data-theme="enterprise"] .site-header--practice .brand-lockup,
body[data-theme="msp"] .site-header--practice .brand-lockup {
  --suffix: var(--accent);
}

.site-header--practice .site-nav__list > li > a[aria-current] {
  box-shadow: inset 0 -2px 0 var(--accent);
}

@media (max-width: 1199px) {
  /* Backdrop filters create a containing block for position:fixed descendants
     in Chromium. Drop the blur while the overlay menu is in use. */
  .site-header--practice {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(5, 6, 8, 0.97);
  }
}

@media (min-width: 941px) and (max-width: 1199px) {
  body.nav-open:has(.site-header--practice) {
    overflow: hidden;
  }

  .site-header--practice .nav-toggle {
    display: inline-flex;
  }

  .site-header--practice .nav-cta {
    display: none;
  }

  .site-header--practice .site-nav {
    position: fixed;
    inset: 0;
    z-index: 1;
    margin: 0;
    background: var(--bg);
    padding: 92px var(--gutter) 40px;
    overflow-y: auto;
    overscroll-behavior: contain;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.24s var(--ease), transform 0.24s var(--ease), visibility 0.24s;
  }

  .site-header--practice .brand-lockup,
  .site-header--practice .nav-toggle {
    position: relative;
    z-index: 2;
  }

  body.nav-open .site-header--practice .site-nav {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-header--practice .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .site-header--practice .site-nav__list > li > a,
  .site-header--practice .site-nav__list > li > button {
    width: 100%;
    justify-content: space-between;
    padding: 15px 6px;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }

  .site-header--practice .site-nav .btn-row {
    display: flex;
    margin-top: 28px;
  }
}

/*--------------------------------------------------------------
  07 · Hero
--------------------------------------------------------------*/
.hero {
  position: relative;
  padding-block: clamp(64px, 9vw, 120px) clamp(72px, 10vw, 128px);
  overflow: hidden;
}

/* Fine engineered grid, densest behind the signal, fading to nothing */
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(120% 90% at 78% 34%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 90% at 78% 34%, #000 0%, transparent 72%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.hero h1 {
  margin-bottom: 26px;
}

.hero__copy p:not(.eyebrow) {
  max-width: 54ch;
}

.hero .btn-row {
  margin-top: 36px;
}

.hero__proof {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
  list-style: none;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.hero__proof li {
  display: flex;
  align-items: center;
  gap: 9px;
}

.hero__proof li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dot);
}

.hero__signal {
  position: relative;
}

.hero__signal svg {
  width: 100%;
  height: auto;
}

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }

  .hero__signal {
    order: -1;
    max-width: 440px;
    margin-inline: auto;
    opacity: 0.9;
  }
}

/* Single-column hero, used by the division landing pages. Constrain the copy,
   not the wrap — the wrap's auto margins would centre the whole column and
   break alignment with the header and the sections below. */
.hero--simple .hero__inner {
  grid-template-columns: minmax(0, 1fr);
}

.hero--simple .hero__copy {
  max-width: 50rem;
}

.hero--simple .hero__grid {
  -webkit-mask-image: radial-gradient(100% 80% at 22% 26%, #000 0%, transparent 68%);
  mask-image: radial-gradient(100% 80% at 22% 26%, #000 0%, transparent 68%);
}

.hero--simple h1 {
  font-size: clamp(2.3rem, 5.2vw, 3.8rem);
}

.hero--simple .notice {
  margin-top: 40px;
  max-width: 58ch;
}

/*--------------------------------------------------------------
  08 · Thesis
--------------------------------------------------------------*/
.thesis__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
  gap: clamp(32px, 5vw, 76px);
  align-items: start;
}

.pullout {
  position: relative;
  padding: 30px 30px 30px 34px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.pullout::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--signal);
  opacity: 0.55;
}

.pullout p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.7vw, 1.34rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.015em;
  color: var(--text);
}

.contrast {
  display: grid;
  gap: 14px;
  margin-top: 24px;
  list-style: none;
}

.contrast li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.contrast__tag {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text-soft);
  white-space: nowrap;
}

.contrast li[data-state="ours"] {
  border-color: rgba(255, 255, 255, 0.2);
  background: var(--surface-2);
}

.contrast li[data-state="ours"] .contrast__tag {
  color: #05070a;
  background: var(--text);
  border-color: var(--text);
}

.contrast p {
  margin: 0;
  font-size: 0.98rem;
}

@media (max-width: 860px) {
  .thesis__inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .contrast li {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .contrast__tag {
    justify-self: start;
  }
}

/*--------------------------------------------------------------
  09 · Division cards
--------------------------------------------------------------*/
/* Four cards read as a set in 2x2; three-up leaves an orphan. */
.divisions {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (max-width: 780px) {
  .divisions {
    grid-template-columns: minmax(0, 1fr);
  }
}

.division {
  --dot: var(--text-soft);
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 34px 30px 30px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  isolation: isolate;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease),
    background-color 0.3s var(--ease);
}

/* Signal hairline across the top of the card */
.division::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--dot);
  opacity: 0.75;
  transition: opacity 0.3s var(--ease);
}

/* Restrained glow, only on hover, only from the top edge */
.division::after {
  content: "";
  position: absolute;
  inset: -60% 0 auto 0;
  height: 200px;
  background: radial-gradient(60% 100% at 50% 100%, var(--dot), transparent 72%);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.4s var(--ease);
  pointer-events: none;
}

.division:hover,
.division:focus-within {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--dot), transparent 55%);
  background: var(--surface-2);
}

.division:hover::after,
.division:focus-within::after {
  opacity: 0.14;
}

/* Card lockup: the practice signal is the suffix colour. */
.division .brand-lockup {
  --suffix: var(--dot);
  font-size: 1.24rem;
  margin-bottom: 18px;
}

.division__tagline {
  font-family: var(--font-display);
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.18;
  color: var(--text);
  margin: 0 0 14px;
}

.division__copy {
  font-size: 0.97rem;
  margin-bottom: 22px;
}

/* Capability signals — a short spoken line, not a service catalogue.
   The root sells the group; the catalogues live below it. */
.signals {
  display: flex;
  flex-wrap: wrap;
  margin: 0 0 26px;
  list-style: none;
  font-family: var(--font-display);
  font-size: 0.86rem;
  font-weight: 500;
  line-height: 1.55;
  color: var(--text-muted);
}

/* Trailing rather than leading, so a wrapped line starts on a word
   instead of on a stranded separator. */
.signals li:not(:last-child)::after {
  content: "·";
  padding: 0 9px;
  color: var(--text-soft);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 0 26px;
  list-style: none;
}

.chips li {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.8rem;
  line-height: 1.3;
  color: var(--text-muted);
  transition: border-color 0.3s var(--ease);
}

.division:hover .chips li {
  border-color: color-mix(in srgb, var(--dot), transparent 72%);
}

.division .link-arrow {
  margin-top: auto;
  color: var(--dot);
}

.division .link-arrow:hover {
  color: var(--text);
}

/*--------------------------------------------------------------
  10 · Flow — Decide / Design / Secure / Operate
  ---------------------------------------------------------------
  A story and a practice navigator at the same time. Each stage is a
  real link to the practice that leads it. The connecting line is
  neutral: the group owns the line, each practice owns its node.
--------------------------------------------------------------*/
.flow {
  --flow-gap: clamp(20px, 2.6vw, 32px);
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--flow-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow__item {
  --dot: var(--text-soft);
  --dot-bright: var(--text);
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding-top: 34px;
}

.flow__item::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  right: calc(-1 * var(--flow-gap));
  height: 1px;
  background: var(--border-strong);
}

.flow__item:last-child::before {
  right: 0;
  background: linear-gradient(90deg, var(--border-strong), transparent);
}

.flow__item::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dot);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--dot), transparent 86%);
  transition: box-shadow 0.3s var(--ease);
}

/* Hover and keyboard focus get the same node response. */
.flow__item:hover::after,
.flow__item:focus-within::after {
  box-shadow: 0 0 0 8px color-mix(in srgb, var(--dot), transparent 78%);
}

/* The link is the whole stage block, so the touch target is generous.
   The description sits outside it, keeping the accessible name short. */
.flow__link {
  display: block;
  margin: 0 -14px 14px;
  padding: 10px 14px 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background-color 0.25s var(--ease);
}

.flow__link:hover {
  background: var(--surface);
}

.flow__index {
  display: block;
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text-soft);
  margin-bottom: 12px;
}

.flow__stage {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.9vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.022em;
  line-height: 1.22;
  color: var(--text);
}

/* The practice name always appears in words; colour is a second cue only. */
.flow__practice {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 9px;
  font-family: var(--font-display);
  font-size: 0.87rem;
  font-weight: 600;
  color: var(--dot-bright);
}

.flow__practice svg {
  transition: transform 0.22s var(--ease);
}

.flow__link:hover .flow__practice svg,
.flow__link:focus-visible .flow__practice svg {
  transform: translateX(4px);
}

.flow__desc {
  font-size: 0.96rem;
  max-width: 34ch;
  margin: 0;
}

.process-note {
  max-width: 66ch;
  margin-top: clamp(40px, 5vw, 60px);
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

/* Below the four-across breakpoint the flow stacks and the connector
   turns vertical, so the sequence still reads as a sequence. */
@media (max-width: 900px) {
  .flow {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .flow__item {
    padding: 0 0 30px 32px;
  }

  .flow__item::before {
    top: 7px;
    bottom: 0;
    left: 4px;
    right: auto;
    width: 1px;
    height: auto;
  }

  .flow__item:last-child::before {
    background: linear-gradient(180deg, var(--border-strong), transparent);
  }

  .flow__item::after {
    top: 3px;
  }

  .flow__link {
    margin-left: -12px;
    padding-left: 12px;
  }

  .flow__index {
    margin-bottom: 8px;
  }
}

/*--------------------------------------------------------------
  11 · Principles — Why Neura
--------------------------------------------------------------*/
/* An editorial list rather than a grid: five items never tile evenly. */
.why__inner {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(36px, 5vw, 80px);
  align-items: start;
}

.why__inner .section-head {
  margin-bottom: 0;
}

@media (min-width: 901px) {
  .why__inner .section-head {
    position: sticky;
    top: 118px;
  }
}

@media (max-width: 900px) {
  .why__inner {
    grid-template-columns: minmax(0, 1fr);
  }
}

.principles {
  display: block;
  list-style: none;
}

.principle {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px clamp(20px, 3vw, 36px);
  padding: 26px 4px 28px;
  border-top: 1px solid var(--border);
  transition: background-color 0.3s var(--ease);
}

.principle:last-child {
  border-bottom: 1px solid var(--border);
}

.principle:hover {
  background: var(--bg-raised);
}

.principle h3 {
  font-size: 1.18rem;
  margin-bottom: 10px;
}

.principle p {
  font-size: 0.96rem;
  margin: 0;
  max-width: 54ch;
}

.principle__num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.9;
  color: var(--text-soft);
  transition: color 0.3s var(--ease);
}

.principle:hover .principle__num {
  color: var(--text);
}

@media (max-width: 480px) {
  .principle {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .principle__num {
    line-height: 1;
  }
}

/*--------------------------------------------------------------
  12 · Statement band
--------------------------------------------------------------*/
.statement {
  position: relative;
  background: var(--bg-raised);
  border-block: 1px solid var(--border);
  overflow: hidden;
}

.statement::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--signal), transparent);
  opacity: 0.32;
}

.statement__inner {
  /* The grid column already sets the measure. */
  max-width: none;
}

.statement h2 {
  /* Sized to break into three or four lines, not seven. */
  font-size: clamp(2.1rem, 3.7vw, 3.2rem);
  letter-spacing: -0.03em;
}

.statement__body {
  max-width: 52ch;
  margin-top: 28px;
}

.statement__body p:first-child {
  font-size: clamp(1.06rem, 1.5vw, 1.2rem);
  color: var(--text);
}

@media (min-width: 900px) {
  .statement .wrap {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 80px);
    align-items: start;
  }

  .statement__body {
    margin-top: 8px;
  }
}

/*--------------------------------------------------------------
  13 · CTA band
--------------------------------------------------------------*/
.cta {
  position: relative;
  overflow: hidden;
}

/* Kept well below the fold of the section and heavily blurred: light
   rising under the closing CTA, not a colour effect. */
.cta__glow {
  position: absolute;
  left: 50%;
  bottom: -420px;
  width: min(1200px, 140vw);
  height: 560px;
  transform: translateX(-50%);
  background: var(--signal);
  filter: blur(180px);
  opacity: 0.09;
  pointer-events: none;
}

.cta__inner {
  position: relative;
  max-width: 720px;
}

.cta h2 {
  margin-bottom: 22px;
}

.cta .btn-row {
  margin-top: 34px;
}

/*--------------------------------------------------------------
  14 · Prose — legal & long-form content
--------------------------------------------------------------*/
.page-head {
  padding-block: clamp(56px, 8vw, 96px) clamp(32px, 4vw, 48px);
  border-bottom: 1px solid var(--border);
}

.page-head p {
  margin-top: 20px;
  max-width: 58ch;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.breadcrumb a {
  color: var(--text-soft);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--text);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--border-strong);
}

.prose {
  max-width: 74ch;
}

.prose h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.8rem);
  margin: 2.2em 0 0.7em;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose h3 {
  font-size: 1.14rem;
  margin: 1.8em 0 0.6em;
}

.prose p,
.prose li {
  color: var(--text-muted);
}

.prose ul,
.prose ol {
  margin: 0 0 1.15em;
  padding-left: 1.3em;
}

.prose li {
  margin-bottom: 0.5em;
}

.prose a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 4px;
}

.prose__meta {
  margin-bottom: 40px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.prose__meta p {
  margin: 0;
}

/* Simple content cards, reused by about / contact / insights */
.cards {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 28px 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}

.card h3 {
  margin-bottom: 12px;
}

.card p {
  font-size: 0.96rem;
}

.card .link-arrow {
  margin-top: auto;
  padding-top: 20px;
}

.card__date {
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 14px;
}

/* A considered aside, not a placeholder: solid border with the practice
   signal on the leading edge. A dashed box reads as "unfinished". */
.notice {
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--bg-raised);
  font-size: 0.95rem;
}

.notice p {
  margin: 0;
}

/*--------------------------------------------------------------
  About page — one connected group, four practice signals
--------------------------------------------------------------*/
.hero--about .hero__inner {
  grid-template-columns: minmax(0, 1.02fr) minmax(390px, 0.98fr);
}

.hero--about .hero__copy {
  max-width: 47rem;
}

.hero--about h1 {
  font-size: clamp(2.5rem, 5.4vw, 4.2rem);
}

.hero--about .hero__grid {
  -webkit-mask-image: radial-gradient(110% 88% at 64% 38%, #000 0%, transparent 72%);
  mask-image: radial-gradient(110% 88% at 64% 38%, #000 0%, transparent 72%);
}

.about-map {
  position: relative;
  width: min(100%, 520px);
  aspect-ratio: 1;
  justify-self: end;
  isolation: isolate;
}

.about-map::before,
.about-map::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.about-map::before {
  inset: 9%;
  z-index: -2;
  border: 1px solid var(--border);
  border-radius: 50%;
  background:
    radial-gradient(circle at 28% 24%, rgba(255, 138, 42, 0.09), transparent 24%),
    radial-gradient(circle at 76% 26%, rgba(47, 128, 255, 0.09), transparent 24%),
    radial-gradient(circle at 27% 75%, rgba(155, 108, 255, 0.09), transparent 24%),
    radial-gradient(circle at 76% 74%, rgba(35, 214, 165, 0.09), transparent 24%);
  box-shadow: inset 0 0 90px rgba(255, 255, 255, 0.025);
}

.about-map::after {
  inset: 22%;
  z-index: -1;
  border: 1px dashed rgba(255, 255, 255, 0.11);
  border-radius: 50%;
}

.about-map__halo {
  position: absolute;
  inset: 37%;
  border-radius: 50%;
  background: rgba(215, 222, 232, 0.08);
  box-shadow: 0 0 70px rgba(215, 222, 232, 0.08);
}

.about-map__core {
  position: absolute;
  inset: 50% auto auto 50%;
  z-index: 2;
  width: 172px;
  padding: 21px 18px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  background: rgba(14, 18, 24, 0.96);
  box-shadow: 0 22px 55px rgba(0, 0, 0, 0.42);
  font-family: var(--font-display);
  font-size: 1rem;
  text-align: center;
  transform: translate(-50%, -50%);
}

.about-map__core::before {
  content: "";
  position: absolute;
  inset: 0 18px auto;
  height: 2px;
  background: linear-gradient(90deg, var(--d-ai), var(--d-sec), var(--d-ent), var(--d-msp));
}

.about-map__core .brand-family {
  font-weight: 800;
  letter-spacing: 0.07em;
}

.about-map__core .brand-suffix {
  color: var(--signal);
}

.about-map__core small,
.about-map__node small {
  display: block;
  margin-top: 6px;
  color: var(--text-soft);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.about-map__path {
  position: absolute;
  z-index: -1;
  width: 31%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dot));
  opacity: 0.62;
  transform-origin: right center;
}

.about-map__path--ai {
  --dot: var(--d-ai);
  top: 37%;
  left: 22%;
  transform: rotate(34deg);
}

.about-map__path--sec {
  --dot: var(--d-sec);
  top: 37%;
  right: 22%;
  background: linear-gradient(90deg, var(--dot), transparent);
  transform: rotate(-34deg);
  transform-origin: left center;
}

.about-map__path--ent {
  --dot: var(--d-ent);
  bottom: 37%;
  left: 22%;
  transform: rotate(-34deg);
}

.about-map__path--msp {
  --dot: var(--d-msp);
  right: 22%;
  bottom: 37%;
  background: linear-gradient(90deg, var(--dot), transparent);
  transform: rotate(34deg);
  transform-origin: left center;
}

.about-map__node {
  position: absolute;
  z-index: 1;
  min-width: 122px;
  padding: 13px 15px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(10, 13, 18, 0.92);
  font-family: var(--font-display);
  font-size: 0.78rem;
  line-height: 1.2;
}

.about-map__node > span {
  display: block;
  width: 22px;
  height: 2px;
  margin-bottom: 10px;
  background: var(--dot);
  box-shadow: 0 0 18px var(--dot);
}

.about-map__node strong {
  font-weight: 600;
}

.about-map__node--ai { --dot: var(--d-ai); top: 8%; left: 9%; }
.about-map__node--sec { --dot: var(--d-sec); top: 8%; right: 5%; }
.about-map__node--ent { --dot: var(--d-ent); bottom: 8%; left: 5%; }
.about-map__node--msp { --dot: var(--d-msp); right: 8%; bottom: 8%; }

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

.about-practice {
  --dot: var(--signal);
  position: relative;
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 270px;
  padding: 34px 32px 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--dot), transparent 93%), transparent 42%),
    var(--surface);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.about-practice::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: var(--dot);
}

.about-practice:hover,
.about-practice:focus-within {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--dot), transparent 50%);
}

.about-practice__signal {
  margin-bottom: 20px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--dot);
}

.about-practice h3 {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 15px;
}

.about-practice__dot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--dot);
  box-shadow: 0 0 16px var(--dot);
}

.about-practice > p:not(.about-practice__signal) {
  max-width: 47ch;
  font-size: 0.96rem;
}

.about-practice .link-arrow {
  margin-top: auto;
  padding-top: 18px;
  color: var(--text);
}

.about-practice .link-arrow:hover,
.about-practice .link-arrow:focus-visible {
  color: var(--dot);
}

.about-thread {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(26px, 5vw, 68px);
  margin-top: clamp(50px, 7vw, 80px);
  padding-top: 35px;
}

.about-thread__line {
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--d-ai), var(--d-sec) 34%, var(--d-ent) 66%, var(--d-msp));
  opacity: 0.68;
}

.about-thread__step {
  position: relative;
}

.about-thread__step::before {
  content: "";
  position: absolute;
  top: -40px;
  left: 0;
  width: 11px;
  height: 11px;
  border: 3px solid var(--bg-raised);
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 1px var(--border-strong);
}

.about-thread__step > span {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--text-soft);
}

.about-thread__step strong {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text);
}

.about-thread__step p {
  max-width: 30ch;
  font-size: 0.91rem;
  line-height: 1.55;
}

.about-work .section-head p:last-child {
  max-width: 40ch;
}

.about-principles .principle {
  position: relative;
  padding-left: 18px;
  overflow: hidden;
}

.about-principles .principle::before {
  content: "";
  position: absolute;
  inset: 25px auto 25px 0;
  width: 2px;
  border-radius: 2px;
  background: var(--dot);
  opacity: 0.7;
}

.about-principles .principle__num {
  color: var(--dot);
}

.about-principles .principle:hover .principle__num {
  color: var(--dot);
}

.about-people-section {
  overflow: hidden;
}

.about-people-section::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent 8%, var(--d-ai), var(--d-sec), var(--d-ent), var(--d-msp), transparent 92%);
  opacity: 0.48;
}

.about-people {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 1.1fr);
  gap: clamp(48px, 8vw, 110px);
  align-items: center;
}

.about-people__copy .lead {
  margin-top: 24px;
  max-width: 46ch;
}

.about-people__copy .btn-row {
  margin-top: 30px;
}

.about-people__panel {
  position: relative;
  padding: 12px 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 90% 10%, rgba(155, 108, 255, 0.1), transparent 34%),
    var(--surface);
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.26);
}

.about-people__panel::before {
  content: "";
  position: absolute;
  inset: 0 24px auto;
  height: 2px;
  background: linear-gradient(90deg, var(--d-ai), var(--d-sec), var(--d-ent), var(--d-msp));
}

.about-people__item {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  padding: 25px 0;
  border-bottom: 1px solid var(--border);
}

.about-people__item:last-child {
  border-bottom: 0;
}

.about-people__item span {
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.about-people__item strong {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  line-height: 1.35;
}

@media (max-width: 960px) {
  .hero--about .hero__inner,
  .about-people {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-map {
    width: min(100%, 500px);
    justify-self: center;
    margin-top: 12px;
  }

  .about-people__panel {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .about-practices,
  .about-thread {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-practice {
    min-height: 0;
  }

  .about-thread {
    gap: 30px;
    padding: 0 0 0 30px;
  }

  .about-thread__line {
    inset: 0 auto 0 4px;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, var(--d-ai), var(--d-sec), var(--d-ent), var(--d-msp));
  }

  .about-thread__step::before {
    top: 5px;
    left: -31px;
    border-color: var(--bg-raised);
  }
}

@media (max-width: 560px) {
  .about-map {
    width: 100%;
    min-height: 360px;
    aspect-ratio: auto;
  }

  .about-map::before {
    inset: 8% 2%;
  }

  .about-map::after {
    inset: 24% 18%;
  }

  .about-map__core {
    width: 150px;
    padding: 18px 12px 15px;
    font-size: 0.88rem;
  }

  .about-map__node {
    min-width: 108px;
    padding: 11px 12px;
    font-size: 0.7rem;
  }

  .about-map__node--ai { top: 4%; left: 0; }
  .about-map__node--sec { top: 4%; right: 0; }
  .about-map__node--ent { bottom: 4%; left: 0; }
  .about-map__node--msp { right: 0; bottom: 4%; }

  .about-map__path--ai,
  .about-map__path--ent { left: 17%; }

  .about-map__path--sec,
  .about-map__path--msp { right: 17%; }

  .about-practice {
    padding: 28px 24px 25px;
  }

  .about-people__panel {
    padding-inline: 22px;
  }

  .about-people__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }
}

/*--------------------------------------------------------------
  15 · Footer
--------------------------------------------------------------*/
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg);
  padding-block: clamp(56px, 7vw, 84px) 40px;
  font-size: 0.94rem;
}

.site-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(auto-fit, minmax(160px, 1fr));
  gap: clamp(32px, 4vw, 56px);
  padding-bottom: 44px;
  border-bottom: 1px solid var(--border);
}

.site-footer .brand-lockup {
  font-size: 1.24rem;
}

.site-footer__strap {
  margin-top: 18px;
  max-width: 34ch;
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text);
}

.site-footer__family {
  margin-top: 18px;
  font-size: 0.88rem;
  color: var(--text-soft);
}

.footer-col h4 {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: 11px;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--text);
}

.footer-col p {
  margin: 0 0 8px;
  font-size: 0.92rem;
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  color: var(--text-soft);
  font-size: 0.86rem;
}

.site-footer__bottom p {
  margin: 0;
  color: inherit;
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  list-style: none;
}

.site-footer__legal a {
  color: var(--text-soft);
  text-decoration: none;
}

.site-footer__legal a:hover {
  color: var(--text);
}

.social {
  display: flex;
  gap: 10px;
  list-style: none;
}

.social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-muted);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.social a:hover {
  color: var(--text);
  border-color: var(--border-strong);
}

/*--------------------------------------------------------------
  16 · Motion & reveal
--------------------------------------------------------------*/
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Slow signal travel in the hero diagram */
.signal-flow {
  stroke-dasharray: 26 340;
  animation: signal-travel 9s linear infinite;
}

.signal-flow--2 { animation-delay: -2.2s; }
.signal-flow--3 { animation-delay: -4.4s; }
.signal-flow--4 { animation-delay: -6.6s; }

@keyframes signal-travel {
  from { stroke-dashoffset: 366; }
  to { stroke-dashoffset: 0; }
}

.signal-node {
  animation: node-breathe 5.5s var(--ease) infinite;
  transform-origin: center;
}

@keyframes node-breathe {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .signal-flow {
    stroke-dasharray: none;
  }

  .btn:hover,
  .division:hover,
  .card:hover {
    transform: none;
  }
}
