/* ============================================================
   STRATEGIN — Design System
   Agence de développement logiciel sur-mesure & IA
   ============================================================ */

@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=IBM+Plex+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&family=IBM+Plex+Mono:wght@400;500;600&display=swap");

:root {
  /* Brand */
  --blue-500: #0270ee; /* electric brand blue */
  --blue-700: #063aa9; /* deep brand blue */
  --brand-gradient: linear-gradient(100deg, #0270ee 0%, #063aa9 100%);
  --brand-gradient-soft: linear-gradient(
    135deg,
    rgba(2, 112, 238, 0.1) 0%,
    rgba(6, 58, 169, 0.1) 100%
  );

  /* Ink & neutrals (cool, blue-tinted) */
  --ink: #0a1226; /* near-black navy */
  --ink-2: #1b2742; /* dark slate */
  --slate-600: #475069; /* body secondary */
  --slate-500: #5e6680;
  --slate-400: #8a92a8;
  --slate-300: #b8bece;
  --line: #e5e8f0; /* hairline */
  --line-2: #eef1f7;
  --paper: #ffffff;
  --paper-2: #f7f9fc; /* soft cool white */
  --paper-3: #eef2f8;

  /* Dark surfaces */
  --dark: #0a1226;
  --dark-2: #0f1a33;
  --dark-line: rgba(255, 255, 255, 0.1);

  /* Type */
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  /* Spacing & shape */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --maxw: 1200px;
  --maxw-narrow: 760px;
  --header-h: 112px; /* header height — heroes offset by this */

  /* Shadows (subtle, premium) */
  --shadow-sm:
    0 1px 2px rgba(10, 18, 38, 0.04), 0 1px 3px rgba(10, 18, 38, 0.06);
  --shadow-md:
    0 8px 24px rgba(10, 18, 38, 0.06), 0 2px 6px rgba(10, 18, 38, 0.04);
  --shadow-lg:
    0 24px 60px rgba(10, 18, 38, 0.1), 0 6px 18px rgba(10, 18, 38, 0.06);
  --shadow-blue: 0 16px 40px rgba(2, 112, 238, 0.22);
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}
* {
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img,
svg {
  display: block;
  max-width: 100%;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  cursor: pointer;
}
ul {
  list-style: none;
}
:focus-visible {
  outline: 3px solid rgba(2, 112, 238, 0.5);
  outline-offset: 2px;
  border-radius: 4px;
}

/* skip link */
.skip-link {
  position: absolute;
  left: 16px;
  top: -60px;
  z-index: 200;
  background: var(--ink);
  color: #fff;
  padding: 12px 18px;
  border-radius: 10px;
  transition: top 0.2s ease;
  font-weight: 600;
  font-size: 15px;
}
.skip-link:focus {
  top: 16px;
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
h5 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
}
h1 {
  font-size: clamp(2.6rem, 5.4vw, 4.4rem);
  letter-spacing: -0.035em;
}
h2 {
  font-size: clamp(2rem, 3.6vw, 3rem);
  letter-spacing: -0.03em;
}
h3 {
  font-size: clamp(1.35rem, 2vw, 1.7rem);
}
h4 {
  font-size: 1.15rem;
}
p {
  text-wrap: pretty;
}
strong {
  font-weight: 600;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-500);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1.5px;
  background: var(--blue-500);
  display: inline-block;
}
.eyebrow.center::before {
  display: none;
}

.lead {
  font-size: clamp(1.1rem, 1.6vw, 1.3rem);
  color: var(--slate-600);
  line-height: 1.55;
}
.text-grad {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 28px;
}
.narrow {
  max-width: var(--maxw-narrow);
}
section {
  position: relative;
}
.section {
  padding-block: clamp(48px, 6.5vw, 92px);
}
.section-sm {
  padding-block: clamp(36px, 4.5vw, 60px);
}
.bg-soft {
  background: var(--paper-2);
}
.bg-dark {
  background: var(--dark);
  color: #fff;
}
.bg-dark h1,
.bg-dark h2,
.bg-dark h3,
.bg-dark h4 {
  color: #fff;
}
.center {
  text-align: center;
}
.center .eyebrow {
  justify-content: center;
}
.stack-sm > * + * {
  margin-top: 14px;
}
.stack > * + * {
  margin-top: 22px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55em;
  padding: 14px 26px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid transparent;
  transition:
    transform 0.18s ease,
    box-shadow 0.25s ease,
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease;
  white-space: nowrap;
  line-height: 1;
}
.btn svg {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
}
.btn-primary {
  background: var(--brand-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow:
    0 14px 36px -10px rgba(2, 112, 238, 0.7),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 22px 50px -12px rgba(2, 112, 238, 0.78),
    inset 0 1px 0 rgba(255, 255, 255, 0.28);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}
.bg-dark .btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.22);
}
.bg-dark .btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.06);
}
.btn-light {
  background: #fff;
  color: #0a1020;
}
.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-lg {
  padding: 17px 32px;
  font-size: 1.06rem;
}
.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  font-weight: 600;
  color: var(--blue-500);
}
.btn-text svg {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}
.btn-text:hover svg {
  transform: translateX(4px);
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 20px;
}
.site-header .wrap.nav {
  max-width: 1260px;
}
.nav-logo img {
  height: 72px;
  width: auto;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: nowrap;
  list-style: none;
}
.nav-links > li,
.nav-links li {
  white-space: nowrap;
  list-style: none;
}
.nav-links > li::marker,
.nav-links li::marker {
  content: "";
}
.nav-links > li > a,
.nav-dd > button {
  white-space: nowrap;
}
.nav-links > li > a,
.nav-dd > button {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  padding: 9px 12px;
  border-radius: 10px;
  font-size: 0.96rem;
  font-weight: 500;
  color: var(--slate-600);
  background: none;
  border: none;
  transition:
    color 0.15s ease,
    background 0.15s ease;
  position: relative;
}
.nav-links > li > a:hover,
.nav-dd > button:hover {
  color: var(--ink);
  background: var(--paper-2);
}
.nav-links a.active,
.nav-dd > button.active {
  color: var(--blue-500);
  font-weight: 600;
}
.nav-links a.active::after,
.nav-dd > button.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 1px;
  transform: translateX(-50%);
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--blue-500);
  box-shadow:
    0 0 9px 2px rgba(2, 112, 238, 0.75),
    0 0 4px 1px rgba(2, 112, 238, 0.9);
}
.nav-dd {
  position: relative;
}
.nav-dd > button svg {
  width: 13px;
  height: 13px;
  transition: transform 0.2s ease;
  opacity: 0.6;
}
.nav-dd:hover > button svg {
  transform: rotate(180deg);
}
.nav-dd-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 280px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 10px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s;
  z-index: 50;
}
.nav-dd:hover .nav-dd-menu,
.nav-dd:focus-within .nav-dd-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-dd-menu a {
  display: block;
  padding: 11px 14px;
  border-radius: 9px;
  transition: background 0.15s ease;
}
.nav-dd-menu a:hover {
  background: var(--paper-2);
}
.nav-dd-menu .dd-title {
  display: block;
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--ink);
}
.nav-dd-menu .dd-sub {
  display: block;
  font-size: 0.82rem;
  color: var(--slate-500);
  margin-top: 2px;
  line-height: 1.35;
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}
.nav-toggle svg {
  width: 22px;
  height: 22px;
}

/* ---------- Theme toggle (light/dark) ---------- */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  flex-shrink: 0;
  background: none;
  border: 1px solid var(--line);
  color: var(--slate-600);
  transition:
    color 0.15s ease,
    background 0.15s ease,
    border-color 0.15s ease,
    transform 0.2s ease;
}
.theme-toggle:hover {
  color: var(--ink);
  background: var(--paper-2);
  border-color: var(--ink);
}
.theme-toggle:active {
  transform: scale(0.92);
}
.theme-toggle svg {
  width: 20px;
  height: 20px;
}
.theme-toggle .ico-sun {
  display: none;
}
.theme-toggle .ico-moon {
  display: block;
}
[data-theme="dark"] .theme-toggle .ico-moon {
  display: none;
}
[data-theme="dark"] .theme-toggle .ico-sun {
  display: block;
}
/* light controls when the header sits over the dark hero (dark mode only — in light mode the hero flips light, see [data-theme="light"] overrides) */
[data-theme="dark"] .site-header.over-dark:not(.scrolled) .theme-toggle {
  border-color: rgba(255, 255, 255, 0.24);
  color: rgba(255, 255, 255, 0.86);
}
[data-theme="dark"] .site-header.over-dark:not(.scrolled) .theme-toggle:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

@media (max-width: 980px) {
  :root {
    --header-h: 84px;
  }
  .nav-logo img {
    height: 54px;
  }
  .nav-links,
  .nav-cta .btn-ghost,
  .nav-cta .btn-primary {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
}

/* Mobile drawer */
.mobile-menu {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 99;
  background: #fff;
  padding: 24px 28px;
  overflow-y: auto;
}
.mobile-menu.open {
  display: block;
}
.mobile-menu > a {
  display: block;
  padding: 14px 4px;
  font-size: 1.15rem;
  font-weight: 500;
  border-bottom: 1px solid var(--line-2);
  font-family: var(--font-display);
}
.mobile-menu .m-section {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate-400);
  margin-top: 22px;
}
/* Mobile accordion */
.m-collapse {
  border-bottom: 1px solid var(--line-2);
}
.m-collapse-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 4px;
  font-size: 1.15rem;
  font-weight: 500;
  font-family: var(--font-display);
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  text-align: left;
}
.m-collapse-btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}
.m-collapse.open .m-collapse-btn svg {
  transform: rotate(180deg);
}
.m-collapse-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.25s ease;
}
.m-collapse-panel > div {
  overflow: hidden;
}
.m-collapse.open .m-collapse-panel {
  grid-template-rows: 1fr;
}
.m-collapse-panel a {
  display: block;
  padding: 10px 4px 10px 14px;
  font-size: 1rem;
  font-weight: 400;
  border-bottom: none;
  font-family: var(--font-display);
  color: var(--slate-600);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dark);
  color: #fff;
  padding-block: 72px 36px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(4, 1fr);
  gap: 40px;
}
.footer-brand img {
  height: 26px;
  margin-bottom: 18px;
}
.footer-brand p {
  color: var(--slate-300);
  font-size: 0.95rem;
  max-width: 34ch;
}
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate-400);
  font-weight: 500;
  margin-bottom: 16px;
}
.footer-col ul li + li {
  margin-top: 11px;
}
.footer-col a {
  color: var(--slate-300);
  font-size: 0.95rem;
  transition: color 0.15s ease;
}
.footer-col a:hover {
  color: #fff;
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--dark-line);
  flex-wrap: wrap;
}
.footer-bottom p {
  color: var(--slate-400);
  font-size: 0.85rem;
}
.footer-bottom .fb-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.footer-bottom .fb-links a {
  color: var(--slate-400);
  font-size: 0.85rem;
}
.footer-bottom .fb-links a:hover {
  color: #fff;
}
@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}
@media (max-width: 520px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Cards & components ---------- */
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.grid {
  display: grid;
  gap: 24px;
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 940px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

.icon-badge {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--brand-gradient-soft);
  color: var(--blue-500);
  margin-bottom: 20px;
  border: 1px solid rgba(2, 112, 238, 0.14);
}
.icon-badge svg {
  width: 26px;
  height: 26px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 7px 15px;
  border-radius: 999px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--slate-600);
}
.pill svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.pill.brand {
  background: var(--brand-gradient-soft);
  border-color: rgba(2, 112, 238, 0.18);
  color: var(--blue-700);
}

/* tag chips */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}
.chip {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 6px 12px;
  border-radius: 8px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  color: var(--slate-600);
}
.bg-dark .chip {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--dark-line);
  color: var(--slate-300);
}

/* stat */
.stat .num {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  letter-spacing: -0.04em;
  line-height: 1;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat .lbl {
  display: block;
  color: var(--slate-600);
  font-size: 0.95rem;
  margin-top: 10px;
}
.bg-dark .stat .num {
  background: linear-gradient(100deg, #6fb4ff, #0270ee);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.bg-dark .stat .lbl {
  color: var(--slate-300);
}

/* image placeholder */
.ph {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--paper-2);
  background-image: repeating-linear-gradient(
    135deg,
    rgba(2, 112, 238, 0.06) 0 12px,
    transparent 12px 24px
  );
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  min-height: 220px;
}
.ph span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--slate-500);
  background: rgba(255, 255, 255, 0.85);
  padding: 7px 13px;
  border-radius: 8px;
  border: 1px solid var(--line);
}
.bg-dark .ph {
  background-color: var(--dark-2);
  border-color: var(--dark-line);
  background-image: repeating-linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.04) 0 12px,
    transparent 12px 24px
  );
}
.bg-dark .ph span {
  background: rgba(255, 255, 255, 0.08);
  color: var(--slate-300);
  border-color: var(--dark-line);
}

/* divider dot motif */
.dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--brand-gradient);
  display: inline-block;
}

/* breadcrumb */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--slate-500);
  display: flex;
  gap: 9px;
  align-items: center;
  flex-wrap: wrap;
  font-family: var(--font-mono);
}
.breadcrumb a:hover {
  color: var(--blue-500);
}
.breadcrumb .sep {
  opacity: 0.5;
}

/* list with check */
.checklist li {
  display: flex;
  gap: 13px;
  align-items: flex-start;
  padding: 10px 0;
}
.checklist li + li {
  border-top: 1px solid var(--line-2);
}
.checklist .ck {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--brand-gradient-soft);
  color: var(--blue-500);
  display: grid;
  place-items: center;
  margin-top: 2px;
}
.checklist .ck svg {
  width: 14px;
  height: 14px;
}
.bg-dark .checklist li + li {
  border-color: var(--dark-line);
}

/* CTA band */
.cta-band {
  background: var(--dark);
  border-radius: var(--radius-xl);
  padding: clamp(40px, 6vw, 72px);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  right: -120px;
  top: -120px;
  width: 420px;
  height: 420px;
  border-radius: 999px;
  background: var(--brand-gradient);
  opacity: 0.26;
  filter: blur(60px);
}
.cta-band h2 {
  color: #fff;
  position: relative;
}
.cta-band p {
  color: var(--slate-300);
  position: relative;
}
.cta-band .eyebrow {
  position: relative;
}
.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
}
.cta-band .btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(6px);
}
.cta-band .btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.12);
}

/* form */
.field {
  margin-bottom: 18px;
}
.field label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 7px;
  color: var(--ink-2);
}
.field .req {
  color: var(--blue-500);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(2, 112, 238, 0.14);
  outline: none;
}
.field textarea {
  resize: vertical;
  min-height: 130px;
}
.field .hint {
  font-size: 0.82rem;
  color: var(--slate-500);
  margin-top: 6px;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 560px) {
  .field-row {
    grid-template-columns: 1fr;
  }
}
.consent {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.88rem;
  color: var(--slate-600);
}
.consent input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--blue-500);
}

/* prose for legal pages */
.prose {
  max-width: 760px;
}
.prose h2 {
  font-size: 1.5rem;
  margin-top: 48px;
  margin-bottom: 14px;
}
.prose h3 {
  font-size: 1.15rem;
  margin-top: 28px;
  margin-bottom: 10px;
}
.prose p,
.prose li {
  color: var(--slate-600);
  font-size: 1rem;
  line-height: 1.7;
}
.prose p + p {
  margin-top: 14px;
}
.prose ul {
  margin: 14px 0 14px 4px;
}
.prose ul li {
  padding-left: 26px;
  position: relative;
  margin-top: 9px;
}
.prose ul li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--blue-500);
}
.prose a {
  color: var(--blue-500);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.prose strong {
  color: var(--ink);
}
.prose .tbl {
  width: 100%;
  border-collapse: collapse;
  margin: 18px 0;
  font-size: 0.92rem;
}
.prose .tbl th,
.prose .tbl td {
  text-align: left;
  padding: 12px 14px;
  border: 1px solid var(--line);
  vertical-align: top;
}
.prose .tbl th {
  background: var(--paper-2);
  font-weight: 600;
  color: var(--ink);
}
.placeholder-legal {
  background: rgba(2, 112, 238, 0.07);
  border: 1px dashed rgba(2, 112, 238, 0.4);
  border-radius: 6px;
  padding: 1px 7px;
  font-family: var(--font-mono);
  font-size: 0.85em;
  color: var(--blue-700);
}

/* ---------- Glass design touches ---------- */
.glass {
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow:
    0 8px 32px rgba(10, 18, 38, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}
.glass-dark {
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* hero grid background */
.hero-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--line-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(
    ellipse 80% 70% at 50% 0%,
    #000 30%,
    transparent 75%
  );
  mask-image: radial-gradient(
    ellipse 80% 70% at 50% 0%,
    #000 30%,
    transparent 75%
  );
}

/* reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.reveal.in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* cookie banner */
.cookie-banner {
  position: fixed;
  left: 20px;
  right: 20px;
  bottom: 20px;
  z-index: 150;
  max-width: 540px;
  margin-inline: auto;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 24px;
  display: none;
}
.cookie-banner.show {
  display: block;
  animation: slideUp 0.4s ease;
}
@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: none;
    opacity: 1;
  }
}
.cookie-banner h4 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}
.cookie-banner p {
  font-size: 0.88rem;
  color: var(--slate-600);
  margin-bottom: 16px;
}
.cookie-banner p a {
  color: var(--blue-500);
  text-decoration: underline;
}
.cookie-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.cookie-actions .btn {
  padding: 11px 20px;
  font-size: 0.92rem;
}
.cookie-actions .btn-mini {
  background: none;
  border: 1px solid var(--line);
  color: var(--slate-600);
  padding: 11px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
}
.cookie-actions .btn-mini:hover {
  border-color: var(--ink);
  color: var(--ink);
}

/* ============================================================
   LUMINOUS ELEVATION — refinement layer (Direction C)
   Appended overrides. Keeps structure & content; raises polish:
   layered cards, light-hero aurora, dramatic dark moments,
   crisper motion, adaptive dark-over-hero header.
   ============================================================ */

:root {
  --dark: #080c18;
  --dark-2: #0c1426;
  --ink: #0a1020;
  --shadow-lg:
    0 30px 64px -28px rgba(10, 18, 38, 0.3),
    0 8px 22px -14px rgba(10, 18, 38, 0.1);
}

/* ---- Type polish ---- */
h1 {
  letter-spacing: -0.04em;
}
.lead {
  line-height: 1.5;
}

/* ---- Buttons: crisper depth + spring ---- */
.btn {
  transition:
    transform 0.2s cubic-bezier(0.2, 0.7, 0.2, 1),
    box-shadow 0.28s ease,
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease;
}
.btn-primary {
  box-shadow: 0 10px 26px -10px rgba(2, 112, 238, 0.55);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px -12px rgba(2, 112, 238, 0.55);
}
.btn svg {
  transition: transform 0.2s ease;
}
.btn-primary:hover svg,
.btn-light:hover svg {
  transform: translateX(3px);
}

/* ---- Cards: subtle vertical wash + gradient hairline on hover ---- */
.card {
  background: linear-gradient(180deg, #ffffff, #fbfcfe);
  position: relative;
}
.card-hover {
  overflow: hidden;
}
.card-hover::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, rgba(2, 112, 238, 0.5), transparent 42%);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}
.card-hover:hover::after {
  opacity: 1;
}
.card-hover:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
}

/* icon badges — faint inner light */
.icon-badge {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    0 4px 14px -8px rgba(2, 112, 238, 0.5);
}

/* ---- Light hero (interior pages): aurora glow over the grid ---- */
.hero-grid {
  background: radial-gradient(
    58% 46% at 50% -8%,
    rgba(2, 112, 238, 0.07),
    transparent 72%
  );
}
.hero-grid::after {
  content: "";
  position: absolute;
  top: -160px;
  right: 6%;
  width: 460px;
  height: 460px;
  z-index: 0;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(2, 112, 238, 0.16), transparent 66%);
  filter: blur(50px);
  pointer-events: none;
}

/* ---- Dramatic dark moments: depth gradient + engineering grid + glow ---- */
.bg-dark {
  background: radial-gradient(
    125% 120% at 82% -12%,
    #13234e 0%,
    #0b1430 46%,
    #080c18 100%
  );
  overflow: hidden;
}
.bg-dark::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(
    72% 64% at 82% 16%,
    #000,
    transparent 72%
  );
  mask-image: radial-gradient(72% 64% at 82% 16%, #000, transparent 72%);
}
.bg-dark > .wrap {
  position: relative;
  z-index: 1;
}
.bg-dark::after {
  content: "";
  position: absolute;
  top: -14%;
  right: -4%;
  width: 520px;
  height: 520px;
  z-index: 0;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(2, 112, 238, 0.36), transparent 64%);
  filter: blur(60px);
  pointer-events: none;
}

/* CTA band — richer glow, sits on light section */
.cta-band {
  background: radial-gradient(
    130% 130% at 85% 0%,
    #16285c 0%,
    #0b1430 58%,
    #080c18 100%
  );
}
.cta-band::before {
  background: radial-gradient(circle, rgba(2, 112, 238, 0.55), transparent 64%);
  opacity: 0.5;
  filter: blur(70px);
}
.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  border-radius: inherit;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(
    70% 80% at 18% 20%,
    #000,
    transparent 72%
  );
  mask-image: radial-gradient(70% 80% at 18% 20%, #000, transparent 72%);
}
.cta-band > * {
  position: relative;
  z-index: 1;
}

/* ---- Adaptive header: dark/transparent over a dark hero, solid light on scroll ---- */
.site-header.over-dark {
  background: transparent;
  border-bottom-color: rgba(255, 255, 255, 0.08);
}
.site-header.over-dark .nav-logo img {
  filter: brightness(0) invert(1);
}
.site-header.over-dark .nav-links > li > a,
.site-header.over-dark .nav-dd > button {
  color: rgba(255, 255, 255, 0.76);
}
.site-header.over-dark .nav-links > li > a:hover,
.site-header.over-dark .nav-dd > button:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.site-header.over-dark .btn-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.24);
}
.site-header.over-dark .btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.site-header.over-dark .btn-primary {
  background: #fff;
  color: var(--ink);
  border-color: #fff;
  box-shadow: 0 10px 30px -10px rgba(140, 180, 255, 0.5);
}
.site-header.over-dark .btn-primary:hover {
  background: #fff;
  box-shadow: 0 16px 38px -10px rgba(140, 180, 255, 0.6);
}
.site-header.over-dark .nav-toggle {
  border-color: rgba(255, 255, 255, 0.24);
  color: #fff;
}
.site-header {
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    backdrop-filter 0.3s ease;
}
/* once scrolled past the dark hero, revert to the standard light header */
.site-header.over-dark.scrolled {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom-color: var(--line);
}
.site-header.over-dark.scrolled .nav-logo img {
  filter: none;
}
.site-header.over-dark.scrolled .nav-links > li > a,
.site-header.over-dark.scrolled .nav-dd > button {
  color: var(--slate-600);
}
.site-header.over-dark.scrolled .nav-links > li > a:hover,
.site-header.over-dark.scrolled .nav-dd > button:hover {
  color: var(--ink);
  background: var(--paper-2);
}
.site-header.over-dark.scrolled .btn-ghost {
  color: var(--ink);
  border-color: var(--line);
}
.site-header.over-dark.scrolled .btn-primary {
  background: var(--brand-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-blue);
}
.site-header.over-dark.scrolled .nav-toggle {
  border-color: var(--line);
  color: var(--ink);
}

/* keep active-dot legible on dark header */
.site-header.over-dark:not(.scrolled) .nav-links a.active,
.site-header.over-dark:not(.scrolled) .nav-dd > button.active {
  color: #fff;
}

/* mobile menu open → force the light header treatment (menu is a white overlay) */
body:has(.mobile-menu.open) .site-header.over-dark {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom-color: var(--line);
}
body:has(.mobile-menu.open) .site-header.over-dark .nav-logo img {
  filter: none;
}
body:has(.mobile-menu.open) .site-header.over-dark .btn-primary {
  background: var(--brand-gradient);
  color: #fff;
  border-color: transparent;
}
body:has(.mobile-menu.open) .site-header.over-dark .nav-toggle {
  border-color: var(--line);
  color: var(--ink);
}

/* ---- Active nav indicator: refined gradient underline (replaces the dot) ---- */
.nav-links a.active,
.nav-dd > button.active {
  color: var(--blue-500);
  font-weight: 600;
}
.nav-links a.active::after,
.nav-dd > button.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 3px;
  width: auto;
  height: 2px;
  transform: none;
  border-radius: 999px;
  background: var(--brand-gradient);
  box-shadow: 0 1px 8px rgba(2, 112, 238, 0.6);
  animation: navInk 0.35s cubic-bezier(0.2, 0.7, 0.2, 1);
}
@keyframes navInk {
  from {
    opacity: 0;
    transform: scaleX(0.3);
  }
  to {
    opacity: 1;
    transform: scaleX(1);
  }
}
/* on the dark hero header, keep the underline bright and the label white */
.site-header.over-dark:not(.scrolled) .nav-links a.active::after,
.site-header.over-dark:not(.scrolled) .nav-dd > button.active::after {
  background: linear-gradient(100deg, #bcd6ff, #2e86ff);
  box-shadow: 0 1px 10px rgba(120, 180, 255, 0.7);
}

/* ---- Reveal: gentler, with a soft scale ---- */
.reveal {
  transform: translateY(20px);
}
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    transition:
      opacity 0.7s cubic-bezier(0.2, 0.7, 0.2, 1),
      transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1);
  }
}

/* ============================================================
   REUSABLE DARK INTERIOR HERO — .page-hero-dark
   For pages that earn a dramatic dark moment up top (e.g. À propos).
   Pair with `over-dark` on the header + `data-dark-hero` on this section.
   ============================================================ */
.page-hero-dark {
  position: relative;
  color: #fff;
  overflow: hidden;
  background: radial-gradient(
    130% 110% at 72% -12%,
    #13234e 0%,
    #0a1226 44%,
    #070b16 100%
  );
  margin-top: calc(-1 * var(--header-h));
  padding-top: calc(var(--header-h) + clamp(44px, 6vw, 80px));
  padding-bottom: clamp(40px, 5vw, 68px);
}
.page-hero-dark .grid-bg {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(
    82% 78% at 60% 10%,
    #000 28%,
    transparent 80%
  );
  mask-image: radial-gradient(82% 78% at 60% 10%, #000 28%, transparent 80%);
}
.page-hero-dark .glow {
  position: absolute;
  top: -16%;
  right: 4%;
  width: 600px;
  height: 600px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(2, 112, 238, 0.46), transparent 62%);
  filter: blur(64px);
  z-index: 0;
}
.page-hero-dark .glow2 {
  position: absolute;
  bottom: -38%;
  left: -8%;
  width: 480px;
  height: 480px;
  border-radius: 999px;
  background: radial-gradient(
    circle,
    rgba(80, 120, 255, 0.26),
    transparent 66%
  );
  filter: blur(72px);
  z-index: 0;
}
.page-hero-dark > .wrap {
  position: relative;
  z-index: 2;
}
.page-hero-dark h1 {
  color: #fff;
}
.page-hero-dark .text-grad,
.page-hero-dark .grad {
  background: linear-gradient(100deg, #8fc0ff, #2e86ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-hero-dark .lead {
  color: rgba(222, 230, 247, 0.82);
}
.page-hero-dark .eyebrow {
  color: #8fc0ff;
}
.page-hero-dark .eyebrow::before {
  background: #8fc0ff;
}
.page-hero-dark .breadcrumb {
  color: rgba(200, 210, 232, 0.62);
}
.page-hero-dark .breadcrumb a {
  color: rgba(208, 218, 238, 0.85);
}
.page-hero-dark .breadcrumb a:hover {
  color: #fff;
}
.page-hero-dark .breadcrumb .sep {
  color: rgba(200, 210, 232, 0.4);
}

/* ============================================================
   GLOBAL DARK THEME — site-wide navy treatment (follows the hero trame)
   Appended last so it wins the cascade. Flips semantic tokens to a dark
   navy palette and patches every hardcoded light surface.
   Scoped under [data-theme="dark"] so the toggle can switch it on/off.
   ============================================================ */
[data-theme="dark"] {
  /* surfaces */
  --paper: #0b1531; /* page base (matches hero bottom) */
  --paper-2: #0f1c3c; /* alternating sections — a touch lighter */
  --paper-3: #15264a;
  /* ink & neutrals → light on dark */
  --ink: #eef2fa;
  --ink-2: #d8e1f1;
  --slate-600: #a7b2cc;
  --slate-500: #93a0bc;
  --slate-400: #7e89a3;
  --slate-300: #c2cbdd;
  /* hairlines */
  --line: rgba(255, 255, 255, 0.1);
  --line-2: rgba(255, 255, 255, 0.06);
  /* shadows → deep, dark */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3), 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md:
    0 10px 30px -14px rgba(0, 0, 0, 0.55), 0 2px 8px -4px rgba(0, 0, 0, 0.5);
  --shadow-lg:
    0 30px 70px -30px rgba(0, 0, 0, 0.65), 0 8px 24px -14px rgba(0, 0, 0, 0.55);
  /* light-blue accent for text/icons on dark */
  --accent-1: #8fc0ff;
  --accent-2: #2e86ff;
}

[data-theme="dark"] {
  /* accents that were dark-blue clipped text → lighten so they read on navy */
  .text-grad {
    background: linear-gradient(100deg, #9cc8ff, #3d8bff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .stat .num {
    background: linear-gradient(100deg, #7fb7ff, #2e86ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .stat .lbl {
    color: var(--slate-300);
  }
  .eyebrow {
    color: #7fb7ff;
  }
  .eyebrow::before {
    background: #7fb7ff;
  }
  .btn-text {
    color: #7fb7ff;
  }

  /* buttons */
  .btn-ghost {
    color: var(--ink);
    border-color: rgba(255, 255, 255, 0.18);
  }
  .btn-ghost:hover {
    border-color: #fff;
  }

  /* cards → glassy dark */
  .card {
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.05),
      rgba(255, 255, 255, 0.025)
    );
    border-color: rgba(255, 255, 255, 0.09);
    box-shadow: 0 24px 60px -30px rgba(0, 0, 0, 0.6);
  }
  .card-hover:hover {
    border-color: transparent;
    box-shadow: 0 32px 72px -30px rgba(0, 0, 0, 0.72);
  }

  /* icon badges, pills, chips */
  .icon-badge {
    background: linear-gradient(
      135deg,
      rgba(2, 112, 238, 0.24),
      rgba(2, 112, 238, 0.1)
    );
    color: #8fc0ff;
    border-color: rgba(120, 170, 255, 0.22);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.08),
      0 6px 18px -10px rgba(2, 112, 238, 0.5);
  }
  .pill {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
    color: var(--slate-300);
  }
  .pill.brand {
    background: linear-gradient(
      135deg,
      rgba(2, 112, 238, 0.24),
      rgba(2, 112, 238, 0.1)
    );
    border-color: rgba(120, 170, 255, 0.25);
    color: #9cc8ff;
  }
  .chip {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.1);
    color: var(--slate-300);
  }

  /* checklist tick */
  .checklist .ck {
    background: linear-gradient(
      135deg,
      rgba(2, 112, 238, 0.24),
      rgba(2, 112, 238, 0.1)
    );
    color: #8fc0ff;
  }

  /* ---- Header: dark glass in EVERY state (incl. scrolled-past-hero) ---- */
  .site-header,
  .site-header.over-dark.scrolled,
  body:has(.mobile-menu.open) .site-header.over-dark {
    background: rgba(9, 16, 36, 0.82);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom-color: rgba(255, 255, 255, 0.08);
  }
  .nav-logo img,
  .site-header.over-dark.scrolled .nav-logo img,
  body:has(.mobile-menu.open) .site-header.over-dark .nav-logo img {
    filter: brightness(0) invert(1);
  }
  .nav-links > li > a,
  .nav-dd > button,
  .site-header.over-dark.scrolled .nav-links > li > a,
  .site-header.over-dark.scrolled .nav-dd > button {
    color: rgba(255, 255, 255, 0.74);
  }
  .nav-links > li > a:hover,
  .nav-dd > button:hover,
  .site-header.over-dark.scrolled .nav-links > li > a:hover,
  .site-header.over-dark.scrolled .nav-dd > button:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.07);
  }
  .nav-links a.active,
  .nav-dd > button.active,
  .site-header.over-dark.scrolled .nav-links a.active,
  .site-header.over-dark.scrolled .nav-dd > button.active {
    color: #fff;
  }
  .nav-toggle,
  .site-header.over-dark.scrolled .nav-toggle,
  body:has(.mobile-menu.open) .site-header.over-dark .nav-toggle {
    border-color: rgba(255, 255, 255, 0.22);
    color: #fff;
  }
  .site-header.over-dark.scrolled .btn-ghost {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.24);
  }
  .site-header.over-dark.scrolled .btn-primary,
  body:has(.mobile-menu.open) .site-header.over-dark .btn-primary {
    background: #fff;
    color: var(--dark);
    border-color: #fff;
    box-shadow: 0 10px 30px -10px rgba(140, 180, 255, 0.5);
  }

  /* dropdown menu */
  .nav-dd-menu {
    background: rgba(13, 22, 48, 0.98);
    border-color: rgba(255, 255, 255, 0.1);
  }
  .nav-dd-menu a:hover {
    background: rgba(255, 255, 255, 0.06);
  }
  .nav-dd-menu .dd-title {
    color: #fff;
  }
  .nav-dd-menu .dd-sub {
    color: var(--slate-400);
  }

  /* mobile drawer */
  .mobile-menu {
    background: #0b1531;
  }
  .mobile-menu > a {
    color: #fff;
    border-bottom-color: rgba(255, 255, 255, 0.08);
  }
  .mobile-menu .m-section {
    color: var(--slate-400);
  }
  .mobile-menu .m-collapse {
    border-bottom-color: rgba(255, 255, 255, 0.08);
  }
  .mobile-menu .m-collapse-btn {
    color: #fff;
  }
  .mobile-menu .m-collapse-panel a {
    color: rgba(255, 255, 255, 0.6);
  }

  /* forms */
  .field label {
    color: var(--ink-2);
  }
  .field input,
  .field select,
  .field textarea {
    background: rgba(255, 255, 255, 0.04);
    color: var(--ink);
    border-color: rgba(255, 255, 255, 0.14);
  }
  .field input::placeholder,
  .field textarea::placeholder {
    color: var(--slate-400);
  }

  /* glass + cookie banner */
  .glass {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow:
      0 8px 32px rgba(0, 0, 0, 0.45),
      inset 0 1px 0 rgba(255, 255, 255, 0.1);
  }
  .cookie-banner {
    background: rgba(13, 22, 48, 0.92);
    border-color: rgba(255, 255, 255, 0.12);
  }
  .cookie-actions .btn-mini {
    border-color: rgba(255, 255, 255, 0.18);
    color: var(--slate-300);
  }
  .cookie-actions .btn-mini:hover {
    border-color: #fff;
    color: #fff;
  }

  /* placeholders */
  .ph {
    background-color: #0f1c3c;
    border-color: rgba(255, 255, 255, 0.1);
    background-image: repeating-linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.04) 0 12px,
      transparent 12px 24px
    );
  }
  .ph span {
    background: rgba(255, 255, 255, 0.08);
    color: var(--slate-300);
    border-color: rgba(255, 255, 255, 0.1);
  }

  /* prose / legal */
  .prose a {
    color: #7fb7ff;
  }
  .prose strong {
    color: #fff;
  }
  .prose .tbl th {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
  }
  .prose .tbl th,
  .prose .tbl td {
    border-color: rgba(255, 255, 255, 0.12);
  }
  .placeholder-legal {
    background: rgba(2, 112, 238, 0.16);
    border-color: rgba(120, 170, 255, 0.45);
    color: #9cc8ff;
  }

  /* skip link */
  .skip-link {
    background: #fff;
    color: var(--dark);
  }

  /* primary nav button on the dark hero header — keep dark text on the white pill (was inheriting the light --ink, which is light in dark mode → illegible) */
  .site-header.over-dark .btn-primary {
    background: #fff;
    color: var(--dark);
    border-color: #fff;
    box-shadow: 0 10px 30px -10px rgba(140, 180, 255, 0.45);
  }
  .site-header.over-dark .btn-primary:hover {
    background: #fff;
    color: var(--dark);
  }

  /* theme toggle — light controls on the dark-glass header (all states) */
  .theme-toggle,
  .site-header.over-dark.scrolled .theme-toggle,
  body:has(.mobile-menu.open) .site-header.over-dark .theme-toggle {
    border-color: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.86);
  }
  .theme-toggle:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.38);
  }
}

/* ============================================================
   LIGHT MODE — flip the hardcoded-dark heroes to a luminous light
   treatment so the theme toggle visibly changes the homepage and the
   interior dark heroes (otherwise the always-dark hero hides the switch).
   Scoped under [data-theme="light"] → only applies in light mode and
   outranks the base .hero-dark / .page-hero-dark rules on specificity.
   ============================================================ */
[data-theme="light"] .hero-dark,
[data-theme="light"] .page-hero-dark {
  background: radial-gradient(
    135% 110% at 72% -10%,
    #e6efff 0%,
    #eff5fd 48%,
    #ffffff 100%
  );
  color: var(--ink);
}
[data-theme="light"] .hero-dark h1,
[data-theme="light"] .page-hero-dark h1 {
  color: var(--ink);
}
[data-theme="light"] .hero-dark .lead,
[data-theme="light"] .page-hero-dark .lead {
  color: var(--slate-600);
}
[data-theme="light"] .hero-dark .grad,
[data-theme="light"] .page-hero-dark .grad,
[data-theme="light"] .page-hero-dark .text-grad {
  background: linear-gradient(
    100deg,
    #0270ee,
    #2e86ff,
    #0270ee,
    #0270ee,
    #2e86ff
  );
  background-size: 300% 100%;
  background-position: 0% 50%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
[data-theme="light"] .page-hero-dark .eyebrow {
  color: var(--blue-500);
}
[data-theme="light"] .page-hero-dark .eyebrow::before {
  background: var(--blue-500);
}
/* grid trame → faint dark lines on light */
[data-theme="light"] .hero-dark .grid-bg,
[data-theme="light"] .page-hero-dark .grid-bg {
  background-image:
    linear-gradient(rgba(2, 40, 90, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2, 40, 90, 0.06) 1px, transparent 1px);
}
/* glows → softened so they read on a light field */
[data-theme="light"] .hero-dark .glow,
[data-theme="light"] .page-hero-dark .glow {
  background: radial-gradient(circle, rgba(2, 112, 238, 0.16), transparent 62%);
}
[data-theme="light"] .hero-dark .glow2,
[data-theme="light"] .page-hero-dark .glow2 {
  background: radial-gradient(
    circle,
    rgba(80, 120, 255, 0.12),
    transparent 66%
  );
}
/* hero logos band */
[data-theme="light"] .hero-logos .ll {
  color: var(--slate-400);
}
[data-theme="light"] .hero-dark .hlogo {
  color: var(--ink);
}
/* interior dark-hero breadcrumb */
[data-theme="light"] .page-hero-dark .breadcrumb {
  color: var(--slate-500);
}
[data-theme="light"] .page-hero-dark .breadcrumb a {
  color: var(--slate-600);
}
[data-theme="light"] .page-hero-dark .breadcrumb a:hover {
  color: var(--ink);
}
[data-theme="light"] .page-hero-dark .breadcrumb .sep {
  color: var(--slate-400);
}

/* hero buttons on light variant */
[data-theme="light"] .hero-dark .btn-ghost {
  color: var(--ink);
  border-color: var(--line);
}
[data-theme="light"] .hero-dark .btn-ghost:hover {
  border-color: var(--ink);
  background: transparent;
}

/* header sitting over a now-light hero → standard dark-on-light controls */
[data-theme="light"] .site-header.over-dark:not(.scrolled) .nav-logo img {
  filter: none;
}
[data-theme="light"] .site-header.over-dark:not(.scrolled) .nav-links > li > a,
[data-theme="light"] .site-header.over-dark:not(.scrolled) .nav-dd > button {
  color: var(--slate-600);
}
[data-theme="light"]
  .site-header.over-dark:not(.scrolled)
  .nav-links
  > li
  > a:hover,
[data-theme="light"]
  .site-header.over-dark:not(.scrolled)
  .nav-dd
  > button:hover {
  color: var(--ink);
  background: var(--paper-2);
}
[data-theme="light"] .site-header.over-dark:not(.scrolled) .nav-links a.active,
[data-theme="light"]
  .site-header.over-dark:not(.scrolled)
  .nav-dd
  > button.active {
  color: var(--blue-500);
}
[data-theme="light"]
  .site-header.over-dark:not(.scrolled)
  .nav-links
  a.active::after,
[data-theme="light"]
  .site-header.over-dark:not(.scrolled)
  .nav-dd
  > button.active::after {
  background: linear-gradient(100deg, #2e86ff, #0270ee);
  box-shadow: none;
}
[data-theme="light"] .site-header.over-dark:not(.scrolled) .btn-ghost {
  color: var(--ink);
  border-color: var(--line);
}
[data-theme="light"] .site-header.over-dark:not(.scrolled) .btn-primary {
  background: var(--brand-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-blue);
}
[data-theme="light"] .site-header.over-dark:not(.scrolled) .nav-toggle {
  border-color: var(--line);
  color: var(--ink);
}
[data-theme="light"] .site-header.over-dark:not(.scrolled) .theme-toggle {
  border-color: var(--line);
  color: var(--slate-600);
}
[data-theme="light"] .site-header.over-dark:not(.scrolled) .theme-toggle:hover {
  border-color: var(--blue-500);
  color: var(--ink);
  background: var(--paper-2);
}

/* smooth the flip between themes on the heroes */
.hero-dark,
.page-hero-dark {
  transition:
    background 0.3s ease,
    color 0.3s ease;
}

/* kicker pill on the homepage hero → light treatment in light mode */
[data-theme="light"] .kicker-d {
  background: rgba(2, 112, 238, 0.07);
  border-color: rgba(2, 112, 238, 0.2);
  color: var(--blue-600, #0353b4);
}

/* ============================================================
   CLIENTS LOGO CAROUSEL
   ============================================================ */
.clients-carousel {
  background: var(--paper);
  padding: 100px 0 36px;
  overflow: hidden;
}
.clients-track-wrap {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent 0%,
    #000 8%,
    #000 92%,
    transparent 100%
  );
  mask-image: linear-gradient(
    90deg,
    transparent 0%,
    #000 8%,
    #000 92%,
    transparent 100%
  );
}
.clients-track {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 40px 56px;
}
.clients-logo {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 16px;
  opacity: 0.75;
}
.clients-logo:hover {
  opacity: 1;
}
.clients-logo img {
  height: 100%;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  display: block;
}