/* ============================================================
   NOESIS · design system
   Front blanc · marine + or (logo jaune) · Boska + Satoshi
   ============================================================ */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 4.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius / motion / shadow */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 1px 2px rgba(11, 23, 48, 0.06);
  --shadow-md: 0 8px 24px rgba(11, 23, 48, 0.08);
  --shadow-lg: 0 24px 60px rgba(11, 23, 48, 0.14);

  /* Widths */
  --content-narrow: 680px;
  --content-default: 1000px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Boska', 'Iowan Old Style', Georgia, serif;
  --font-body: 'Satoshi', 'Inter', 'Helvetica Neue', sans-serif;

  /* Brand constants (identical in both themes) */
  --navy-900: #071026;
  --navy-800: #0d1b3e;
  --navy-700: #16294f;
  --navy-600: #1f3a66;
  --gold: #f2a81d;
  --gold-deep: #d38c05;
  --gold-soft: rgba(242, 168, 29, 0.14);
  --cyan: #6ea8ff;
  --red: #f2a81d;
  --red-hover: #d38c05;
  --red-soft: rgba(242, 168, 29, 0.14);
}

:root,
[data-theme='light'] {
  --color-bg: #ffffff;
  --color-surface: #ffffff;
  --color-surface-2: #f5f7fa;
  --color-surface-offset: #eef1f6;
  --color-invert-bg: var(--navy-800);
  --color-invert-bg-2: var(--navy-900);
  --color-border: #e2e7ef;
  --color-divider: #edf0f5;
  --color-text: #0d1b3e;
  --color-text-muted: #56637d;
  --color-text-faint: #8b97ab;
  --color-text-inverse: #ffffff;
  --color-primary: #0d1b3e;
  --color-primary-hover: #16294f;
  --color-accent: #f2a81d;
  --color-accent-ink: #8a5a00;
  --color-on-primary: #ffffff;
  --logo: url('../img/logo-navy.png');
  --mark: url('../img/mark-navy.png');
}

[data-theme='dark'] {
  --color-bg: #0a1428;
  --color-surface: #10203f;
  --color-surface-2: #132747;
  --color-surface-offset: #16294f;
  --color-invert-bg: #060e1d;
  --color-invert-bg-2: #060e1d;
  --color-border: #22385f;
  --color-divider: #1b2e50;
  --color-text: #e9edf5;
  --color-text-muted: #9fb0c9;
  --color-text-faint: #6a7d99;
  --color-text-inverse: #f7f6f2;
  --color-primary: #f2a81d;
  --color-primary-hover: #ffc65c;
  --color-on-primary: #10182c;
  --color-accent: #f6c15a;
  --color-accent-ink: #f6c15a;
  --logo: url('../img/logo-white.png');
  --mark: url('../img/mark-white.png');
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.45);
}

/* ---------- base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  -webkit-text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}
body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}
img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 3px;
}
::selection {
  background: var(--red);
  color: #fff;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
h4,
h5 {
  font-family: var(--font-body);
  font-weight: 700;
  line-height: 1.3;
}
p {
  text-wrap: pretty;
}

/* ---------- layout ---------- */
.wrap {
  width: min(100% - 2.5rem, var(--content-wide));
  margin-inline: auto;
}
.wrap--default {
  width: min(100% - 2.5rem, var(--content-default));
}
.wrap--narrow {
  width: min(100% - 2.5rem, var(--content-narrow));
}
section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}
.section--tight {
  padding-block: clamp(var(--space-12), 5vw, var(--space-20));
}
.invert {
  background: var(--color-invert-bg);
  color: #eef2f9;
}
.invert h1,
.invert h2,
.invert h3 {
  color: #fff;
}
.invert .muted {
  color: #9fb2cf;
}
.tinted {
  background: var(--color-surface-2);
}

/* ---------- type helpers ---------- */
.eyebrow {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent-ink);
  margin-bottom: var(--space-4);
}
.invert .eyebrow,
.invert .accent,
.invert .quote__meta,
.invert .person__role,
.engine .eyebrow,
.cta-band .eyebrow {
  color: var(--gold);
}
.invert .card__num,
.invert .issue__n,
.invert .strip__num {
  color: var(--gold);
}
.h-hero {
  font-size: var(--text-3xl);
}
.h-section {
  font-size: var(--text-2xl);
}
.h-page {
  font-size: var(--text-xl);
}
.lead {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-text-muted);
  max-width: 62ch;
}
.invert .lead {
  color: #b9c8de;
}
.muted {
  color: var(--color-text-muted);
}
.small {
  font-size: var(--text-sm);
}
.xs {
  font-size: var(--text-xs);
}
.accent {
  color: var(--color-accent-ink);
}
.serif-em {
  font-family: var(--font-display);
  font-style: italic;
}
.section-head {
  max-width: 68ch;
  margin-bottom: clamp(var(--space-10), 4vw, var(--space-16));
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-interactive);
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}
.btn--ghost {
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--ghost:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.invert .btn--ghost,
.engine .btn--ghost,
.cta-band .btn--ghost {
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}
.invert .btn--ghost:hover,
.engine .btn--ghost:hover,
.cta-band .btn--ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.btn--lg {
  padding: 1rem 1.9rem;
}
.arrow {
  transition: transform var(--transition-interactive);
}
.btn:hover .arrow {
  transform: translateX(3px);
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-accent-ink);
  border-bottom: 1px solid transparent;
}
.link-arrow:hover {
  border-color: currentColor;
}

/* ---------- header ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 250ms ease, background 250ms ease;
}
.header.is-scrolled {
  border-bottom-color: var(--color-divider);
}
.header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  min-height: 4.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
}
.brand__mark {
  width: 34px;
  height: 41px;
  background: var(--mark) center/contain no-repeat;
}
.brand__type {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.brand__name {
  font-family: var(--font-display);
  font-size: 1.02rem;
  letter-spacing: 0.2em;
  font-weight: 500;
}
.brand__sub {
  font-size: 0.58rem;
  letter-spacing: 0.34em;
  color: var(--color-accent-ink);
  font-weight: 700;
  margin-top: 3px;
}
.nav {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--space-4);
  margin-left: auto;
}
.nav a {
  white-space: nowrap;
}
@media (min-width: 1041px) and (max-width: 1380px) {
  .nav {
    gap: 0.85rem;
  }
  .nav a {
    font-size: 0.8125rem;
  }
}
.nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  padding-block: 0.35rem;
  border-bottom: 1.5px solid transparent;
  transition: var(--transition-interactive);
}
.nav a:hover,
.nav a[aria-current='page'] {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.icon-btn {
  display: grid;
  place-items: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-interactive);
}
.icon-btn:hover {
  color: var(--color-text);
  border-color: var(--color-text-faint);
}
.burger {
  display: none;
}
@media (max-width: 1040px) {
  .nav {
    position: fixed;
    inset: 4.5rem 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4) 1.25rem var(--space-8);
    transform: translateY(-130%);
    transition: transform 320ms cubic-bezier(0.16, 1, 0.3, 1);
    max-height: calc(100dvh - 4.5rem);
    overflow-y: auto;
  }
  .nav.is-open {
    transform: translateY(0);
  }
  .nav a {
    width: 100%;
    padding: 0.85rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-divider);
  }
  .burger {
    display: grid;
  }
  .nav a.nav__cta {
    margin-top: var(--space-4);
    color: #fff;
    justify-content: center;
  }
  .nav a.nav__cta:hover {
    color: #fff;
  }
}
@media (min-width: 1041px) {
  .nav__cta {
    display: none;
  }
}
@media (max-width: 600px) {
  .header__actions .btn {
    display: none;
  }
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  background: var(--color-bg);
  color: var(--color-text);
  overflow: hidden;
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  border-bottom: 1px solid var(--color-divider);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 60% at 82% 18%, var(--gold-soft), transparent 70%),
    radial-gradient(50% 50% at 8% 0%, rgba(13, 27, 62, 0.06), transparent 70%);
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-12);
  align-items: center;
}
.hero__copy {
  min-width: 0;
}
.hero h1 {
  font-size: var(--text-3xl);
  max-width: 17ch;
}
.hero h1 em {
  font-style: italic;
  color: var(--gold-deep);
}
.hero__lead {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-text-muted);
  max-width: 52ch;
}
.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.hero__verbs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  margin-top: var(--space-10);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-text-faint);
}
.hero__verbs span:nth-child(odd) {
  color: var(--color-text);
}
/* visuel graph du hero */
.hero__graph {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.hero__graph canvas {
  display: block;
  width: 100%;
  height: 100%;
}
.hero__graph-legend {
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  padding: var(--space-8) var(--space-5) var(--space-5);
  background: linear-gradient(180deg, transparent, var(--color-surface) 55%);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.hero__graph-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.hero__graph-legend i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text);
}
.hero__graph-legend i.is-gold {
  background: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}
.hero__graph-legend i.is-cyan {
  background: #2f6fd0;
}
.hero__graph-tag {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  padding: var(--space-5) var(--space-5) var(--space-8);
  background: linear-gradient(180deg, var(--color-surface) 45%, transparent);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent-ink);
}
@media (max-width: 980px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .hero__graph {
    aspect-ratio: 4 / 3;
  }
}

/* ---------- stat strip ---------- */
.strip {
  border-block: 1px solid var(--color-divider);
  background: var(--color-surface);
}
.strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.strip__item {
  padding: var(--space-8) var(--space-6);
  border-left: 1px solid var(--color-divider);
}
.strip__item:first-child {
  border-left: 0;
  padding-left: 0;
}
.strip__num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1;
  color: var(--color-accent);
}
.strip__label {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
@media (max-width: 820px) {
  .strip__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .strip__item:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }
  .strip__item:nth-child(n + 3) {
    border-top: 1px solid var(--color-divider);
  }
}

/* ---------- generic grids ---------- */
.grid {
  display: grid;
  gap: var(--space-6);
}
.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: 980px) {
  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 680px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: var(--transition-interactive);
}
.card:hover {
  border-color: color-mix(in srgb, var(--color-primary) 45%, var(--color-border));
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.card h3,
.card h4 {
  font-size: var(--text-lg);
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
}
.card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.invert .card {
  background: rgba(255, 255, 255, 0.045);
  border-color: rgba(255, 255, 255, 0.12);
}
.invert .card p {
  color: #a9bcd6;
}
.card__num {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  display: block;
}

/* segments (Vous êtes) */
.segment {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-8) var(--space-6);
  border-top: 2px solid var(--color-text);
  transition: var(--transition-interactive);
}
.segment:hover {
  border-top-color: var(--color-accent);
}
.segment__tag {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-text-faint);
}
.segment h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-lg);
}
.segment p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* issues list */
.issues {
  display: grid;
  gap: 0;
}
.issue {
  display: grid;
  grid-template-columns: 3.5rem 1fr 1.1fr;
  gap: var(--space-6);
  align-items: start;
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-divider);
}
.issue:last-child {
  border-bottom: 1px solid var(--color-divider);
}
.issue__n {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-accent);
}
.issue h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: -0.01em;
}
.issue p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
@media (max-width: 820px) {
  .issue {
    grid-template-columns: 2.5rem 1fr;
    gap: var(--space-4);
  }
  .issue p {
    grid-column: 2;
  }
}

/* ---------- offers ---------- */
.offers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
@media (max-width: 1040px) {
  .offers {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .offers {
    grid-template-columns: 1fr;
  }
}
.offer {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-interactive);
}
.offer:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: color-mix(in srgb, var(--color-primary) 40%, var(--color-border));
}
.offer__head {
  background: var(--navy-800);
  color: #fff;
  padding: var(--space-5) var(--space-6);
}
.offer--flag {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}
.offer--flag .offer__head {
  background: var(--gold);
}
.offer--flag .offer__name {
  color: var(--navy-900);
}
.offer__name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1.1;
  color: #fff;
}
.offer__claim {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--gold);
  margin-top: var(--space-2);
}
.offer--flag .offer__claim {
  color: #6b4400;
}
.offer__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  flex: 1;
}
.offer__body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.offer__price {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
}
.offer__price span {
  color: var(--color-text-faint);
  font-weight: 500;
}
.ticks {
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.ticks li {
  display: grid;
  grid-template-columns: 1.1rem 1fr;
  gap: var(--space-2);
  align-items: start;
}
.ticks li::before {
  content: '';
  width: 7px;
  height: 7px;
  margin-top: 0.55em;
  border-radius: 2px;
  background: var(--color-accent);
}

/* presta band */
.presta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 900px) {
  .presta {
    grid-template-columns: 1fr;
  }
}

/* ---------- steps ---------- */
.steps {
  counter-reset: step;
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) {
  .steps {
    grid-template-columns: 1fr;
  }
}
.step {
  position: relative;
  padding: var(--space-8) var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.step::before {
  counter-increment: step;
  content: '0' counter(step);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-3);
}
.step h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.step p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ---------- quotes ---------- */
.quotes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 980px) {
  .quotes {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .quotes {
    grid-template-columns: 1fr;
  }
}
.quote {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.invert .quote {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
}
.quote p {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  line-height: 1.35;
  letter-spacing: -0.01em;
}
.invert .quote p {
  color: #fff;
}
.quote footer {
  margin-top: auto;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-text-faint);
}
.invert .quote footer {
  color: #8fa4c4;
}

/* use cases */
.usecase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  padding: var(--space-8) 0;
  border-top: 1px solid var(--color-divider);
  align-items: start;
}
.usecase:last-child {
  border-bottom: 1px solid var(--color-divider);
}
@media (max-width: 820px) {
  .usecase {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}
.usecase__meta {
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-accent-ink);
  margin-bottom: var(--space-3);
}
.usecase h3 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}
.usecase p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.usecase__result {
  font-weight: 700;
  color: var(--color-text);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-accent);
}

/* ---------- team ---------- */
.team {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 900px) {
  .team {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .team {
    grid-template-columns: 1fr;
  }
}
.person {
  border-top: 2px solid var(--color-text);
  padding-top: var(--space-5);
}
.person--accent {
  border-top-color: var(--color-accent);
}
.invert .person {
  border-top-color: rgba(255, 255, 255, 0.35);
}
.person__role {
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-accent-ink);
}
.person__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin: var(--space-2) 0 var(--space-2);
}
.invert .person__name {
  color: #fff;
}
.person p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.invert .person p {
  color: #a9bcd6;
}
.team-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.chip {
  font-size: var(--text-sm);
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}
.invert .chip {
  border-color: rgba(255, 255, 255, 0.18);
  color: #b9c8de;
}

/* ---------- brands (groupe) ---------- */
.brands {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
@media (max-width: 980px) {
  .brands {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .brands {
    grid-template-columns: 1fr;
  }
}
.brand-card {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}
.invert .brand-card {
  background: rgba(255, 255, 255, 0.045);
  border-color: rgba(255, 255, 255, 0.12);
}
.brand-card__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: var(--space-2);
}
.invert .brand-card__name {
  color: #fff;
}
.brand-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.invert .brand-card p {
  color: #a9bcd6;
}

/* ---------- split ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 5vw, var(--space-20));
  align-items: center;
}
@media (max-width: 900px) {
  .split {
    grid-template-columns: 1fr;
  }
}
.figure-frame {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}
.invert .figure-frame {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.14);
}

/* push email mockup */
.mock {
  font-family: var(--font-body);
}
.mock__bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: var(--space-4);
}
.mock__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-border);
}
.mock__dot--red {
  background: var(--red);
}
.mock__subject {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-left: var(--space-2);
}
.mock__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: var(--space-4);
}
.mock__row {
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-divider);
}
.mock__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  background: var(--red-soft);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-2);
}
.mock__co {
  font-weight: 700;
  font-size: var(--text-sm);
}
.mock__ev {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.mock__who {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-2);
}

/* ---------- accordion / FAQ ---------- */
.acc {
  border-top: 1px solid var(--color-divider);
}
.acc details {
  border-bottom: 1px solid var(--color-divider);
}
.acc summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-5) var(--space-8) var(--space-5) 0;
  font-weight: 700;
  font-size: var(--text-base);
  position: relative;
  transition: color var(--transition-interactive);
}
.acc summary::-webkit-details-marker {
  display: none;
}
.acc summary:hover {
  color: var(--color-accent-ink);
}
.acc summary::after {
  content: '';
  position: absolute;
  right: 0.4rem;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  transform: translateY(-70%) rotate(45deg);
  transition: transform var(--transition-interactive);
}
.acc details[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
}
.acc p {
  padding-bottom: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 78ch;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--navy-900);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  right: -10%;
  top: -40%;
  width: 60%;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(226, 34, 46, 0.28), transparent 65%);
}
.cta-band__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-10);
  align-items: center;
}
@media (max-width: 860px) {
  .cta-band__inner {
    grid-template-columns: 1fr;
  }
}
.cta-band h2 {
  color: #fff;
  font-size: var(--text-2xl);
}
.cta-band p {
  color: #b9c8de;
  margin-top: var(--space-4);
  max-width: 52ch;
}
.cta-band__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-start;
}

/* ---------- forms ---------- */
.form {
  display: grid;
  gap: var(--space-4);
}
.field {
  display: grid;
  gap: var(--space-2);
}
.field label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.field input,
.field select,
.field textarea {
  font-family: inherit;
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 0.9rem;
  transition: var(--transition-interactive);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-primary);
  outline: none;
}
.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 600px) {
  .form__row {
    grid-template-columns: 1fr;
  }
}
.form__note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ---------- footer ---------- */
.footer {
  background: var(--color-invert-bg-2);
  color: #b9c8de;
  padding-block: var(--space-20) var(--space-10);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-10);
}
@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}
.footer h4 {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: var(--space-4);
}
.footer a {
  font-size: var(--text-sm);
  color: #a2b4cf;
  display: inline-block;
  padding-block: 0.28rem;
  transition: color var(--transition-interactive);
}
.footer a:hover {
  color: #fff;
}
.footer__logo {
  width: 132px;
  height: 100px;
  background: url('../img/logo-white.png') left top/contain no-repeat;
  margin-bottom: var(--space-5);
}
.footer__bottom {
  margin-top: var(--space-16);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  font-size: var(--text-xs);
  color: #7e93b3;
}

/* ---------- reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* page hero (interior) */
.page-hero {
  position: relative;
  background:
    radial-gradient(55% 90% at 88% 0%, var(--gold-soft), transparent 70%),
    var(--color-bg);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-divider);
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.page-hero h1 {
  font-size: var(--text-2xl);
  max-width: 20ch;
}
.page-hero p {
  color: var(--color-text-muted);
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  line-height: 1.5;
  max-width: 60ch;
}
.crumbs {
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-5);
}
.crumbs a:hover {
  color: var(--color-accent-ink);
}


/* ============================================================
   NOESIS ENGINE · graph neuronal
   ============================================================ */
.engine {
  position: relative;
  background: #060d1c;
  color: #e8eefb;
  overflow: hidden;
  isolation: isolate;
}
.engine::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(6, 13, 28, 0.94) 0%, rgba(6, 13, 28, 0.72) 42%, rgba(6, 13, 28, 0.1) 72%),
    radial-gradient(75% 60% at 50% 45%, transparent 30%, rgba(6, 13, 28, 0.8) 100%);
  z-index: 1;
}
.engine__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.engine__inner {
  position: relative;
  z-index: 2;
  padding-block: clamp(var(--space-20), 10vw, 8rem);
}
.engine h2 {
  color: #fff;
  max-width: 24ch;
}
.engine .lead {
  color: #b9c8e4;
  max-width: 60ch;
}
.engine__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-16);
}
.engine__card {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(140, 175, 235, 0.24);
  background: #0b162e;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}
.engine__card h3 {
  color: #fff;
  font-size: var(--text-base);
  font-family: var(--font-body);
  font-weight: 700;
  letter-spacing: 0.01em;
  margin-bottom: var(--space-3);
}
.engine__card p {
  color: #a9bcdb;
  font-size: var(--text-sm);
}
.engine__card b {
  color: var(--gold);
  font-weight: 700;
}
.engine__hint {
  margin-top: var(--space-8);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #7f95bb;
}
@media (max-width: 860px) {
  .engine__grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   ESPACE DÉMO
   ============================================================ */
.demo__frame {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.demo__bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.75rem var(--space-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.demo__bar i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-border);
}
.demo__bar i:first-child {
  background: var(--gold);
}
.demo__bar span {
  margin-left: var(--space-4);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}
.demo__slot {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  text-align: center;
  padding: var(--space-8);
  background:
    radial-gradient(60% 60% at 50% 40%, var(--gold-soft), transparent 70%),
    repeating-linear-gradient(
      45deg,
      transparent 0 14px,
      color-mix(in srgb, var(--color-border) 55%, transparent) 14px 15px
    );
}
.demo__slot video,
.demo__slot img,
.demo__slot iframe {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: 0;
}
.demo__play {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 0 auto var(--space-5);
  background: var(--color-primary);
  color: #fff;
  font-size: 1.25rem;
  box-shadow: var(--shadow-md);
}
.demo__slot h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}
.demo__slot p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 46ch;
  margin: 0 auto;
}
.demo__aside {
  display: grid;
  gap: var(--space-5);
  align-content: start;
}

/* ============================================================
   BENCHMARK
   ============================================================ */
.bm-scroll {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  -webkit-overflow-scrolling: touch;
}
table.bm {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
  font-size: var(--text-sm);
}
table.bm caption {
  text-align: left;
  padding: var(--space-5) var(--space-6) 0;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
table.bm th,
table.bm td {
  padding: var(--space-4) var(--space-5);
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--color-divider);
}
table.bm thead th {
  position: sticky;
  top: 0;
  background: var(--color-surface);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-bottom: 2px solid var(--color-text);
  z-index: 2;
}
table.bm thead th.is-us {
  color: var(--color-text);
  background: var(--gold-soft);
  border-bottom-color: var(--gold);
}
table.bm tbody th {
  font-weight: 700;
  color: var(--color-text);
  width: 26%;
}
table.bm td.is-us {
  background: color-mix(in srgb, var(--gold-soft) 60%, transparent);
  color: var(--color-text);
  font-weight: 500;
}
table.bm tbody tr:hover td,
table.bm tbody tr:hover th {
  background: color-mix(in srgb, var(--color-surface-2) 70%, transparent);
}
table.bm tbody tr:hover td.is-us {
  background: var(--gold-soft);
}
.bm-flag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.bm-flag::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}
.bm-flag--yes {
  color: #1f7a4d;
}
.bm-flag--part {
  color: #8a5a00;
}
.bm-flag--no {
  color: #98a2b3;
}
.bm-flag--us {
  color: var(--color-text);
}
.bm-note {
  margin-top: var(--space-5);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.7;
}
.bm-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}
.bm-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background: var(--color-surface);
}
.bm-card--us {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}
.bm-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}
.bm-card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.bm-card p + p {
  margin-top: var(--space-3);
}
.bm-card__label {
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-accent-ink);
  margin-bottom: var(--space-2);
}
@media (max-width: 860px) {
  .bm-cards {
    grid-template-columns: 1fr;
  }
}

/* liens de sources : rendre l'affordance visible */
.bm-card .small a,
.bm-note a {
  color: var(--color-accent-ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.bm-card .small a:hover,
.bm-note a:hover {
  color: var(--color-text);
}
.section-head p + p {
  margin-top: var(--space-4);
}
.engine__inner {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.engine__grid {
  margin-top: var(--space-12);
}