/* =========================================================
   DM FORMATION — Styles
   Palette : Bleu nuit pédagogique (#16324F) + ivoire chaud (#F6F2EA)
             + accent ocre/cuivre (#B97A3C) pour CTA.
   Typo    : Fraunces (display, serif) + Manrope (body, sans).
   ========================================================= */

/* --------- Tokens : couleurs, type, espace --------- */
:root,
[data-theme="light"] {
  --color-bg: #F6F2EA;          /* ivoire chaud (parchment) */
  --color-surface: #FBF8F2;
  --color-surface-2: #FFFFFF;
  --color-surface-offset: #EFE9DD;
  --color-border: #DCD2BF;
  --color-divider: #E5DCC9;

  --color-text: #161A2C;
  --color-text-muted: #5A5C6B;
  --color-text-faint: #9C9DA8;
  --color-text-inverse: #F6F2EA;

  --color-primary: #16324F;          /* bleu nuit profond */
  --color-primary-hover: #0E2238;
  --color-primary-soft: #DDE3EC;

  --color-accent: #B97A3C;           /* ocre/cuivre */
  --color-accent-hover: #9B6228;
  --color-accent-soft: #F0E0CC;

  --color-dark-bg: #161A2C;          /* section dark */
  --color-dark-surface: #1F2440;

  --shadow-sm: 0 1px 2px rgba(22, 26, 44, 0.06);
  --shadow-md: 0 8px 24px rgba(22, 26, 44, 0.08);
  --shadow-lg: 0 24px 60px rgba(22, 26, 44, 0.12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Type */
  --font-display: 'Fraunces', 'Source Serif Pro', Georgia, serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.82rem + 0.25vw, 0.9375rem);
  --text-base: 1rem;
  --text-lg: clamp(1.0625rem, 1rem + 0.3vw, 1.1875rem);
  --text-xl: clamp(1.375rem, 1.2rem + 0.8vw, 1.75rem);
  --text-2xl: clamp(1.875rem, 1.4rem + 2vw, 2.75rem);
  --text-hero: clamp(2.5rem, 1.4rem + 4.5vw, 4.75rem);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  --content-width: 1200px;
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --color-bg: #0F1224;
  --color-surface: #161A2C;
  --color-surface-2: #1F2440;
  --color-surface-offset: #1B1F36;
  --color-border: #2A2F4A;
  --color-divider: #232846;

  --color-text: #ECE7DC;
  --color-text-muted: #A4A6B5;
  --color-text-faint: #6E7088;
  --color-text-inverse: #161A2C;

  --color-primary: #C7D4E6;
  --color-primary-hover: #FFFFFF;
  --color-primary-soft: #232846;

  --color-accent: #D9994F;
  --color-accent-hover: #E9B16E;
  --color-accent-soft: #3C2D1B;

  --color-dark-bg: #0A0D1D;
  --color-dark-surface: #161A2C;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.5);
}

/* --------- Reset / base --------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  font-feature-settings: "ss01", "cv11";
}

img, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--color-text);
  text-wrap: balance;
}
p { text-wrap: pretty; max-width: 68ch; }
a { color: inherit; text-decoration: none; }
button { background: none; border: none; cursor: pointer; font: inherit; color: inherit; }

::selection { background: var(--color-accent-soft); color: var(--color-text); }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute; top: -100px; left: var(--space-4);
  background: var(--color-text); color: var(--color-bg);
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm);
  z-index: 100;
}
.skip-link:focus { top: var(--space-4); }

/* --------- Container --------- */
.container {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 56px);
}

/* --------- Header / nav --------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.header.is-scrolled {
  border-bottom-color: var(--color-divider);
}

.header__inner {
  display: flex; align-items: center; gap: var(--space-6);
  padding: var(--space-4) clamp(20px, 5vw, 56px);
  max-width: var(--content-width);
  margin: 0 auto;
}

.brand {
  display: inline-flex; align-items: center; gap: var(--space-3);
  color: var(--color-primary);
  flex-shrink: 0;
}
[data-theme="dark"] .brand { color: var(--color-text); }
.brand__mark--logo {
  width: 76px;
  max-height: 54px;
  object-fit: contain;
  flex-shrink: 0;
}
.footer .brand__mark--logo {
  width: 64px;
  max-height: 46px;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name {
  font-family: var(--font-display); font-weight: 500;
  font-size: 1.1rem; letter-spacing: -0.01em;
}
.brand__tag {
  font-size: 11px; color: var(--color-text-muted);
  letter-spacing: 0.06em; text-transform: uppercase;
  margin-top: 2px;
}

.nav { margin-left: auto; }
.nav__list {
  display: flex; gap: clamp(12px, 2vw, 32px);
  list-style: none;
}
.nav__item { position: relative; }
.nav__list a {
  font-size: 14px; font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
  padding: var(--space-2) 0;
}
.nav__list a:hover { color: var(--color-text); }
.nav__list a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--color-accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition);
}
.nav__list a:hover::after { transform: scaleX(1); }
.nav__dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: 260px;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.nav__dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  color: var(--color-text);
}
.nav__dropdown a::after { display: none; }
.nav__dropdown a:hover {
  background: var(--color-surface-offset);
  color: var(--color-primary);
}
.nav__item--dropdown:hover .nav__dropdown,
.nav__item--dropdown:focus-within .nav__dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.nav__submenu {
  position: relative;
}
.nav__submenu-trigger {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.nav__submenu-trigger::before {
  content: "›";
  order: 2;
  color: var(--color-text-muted);
}
.nav__subdropdown {
  position: absolute;
  top: -12px;
  left: calc(100% + 10px);
  width: 220px;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-6px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.nav__submenu:hover .nav__subdropdown,
.nav__submenu:focus-within .nav__subdropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0);
}

.header__actions {
  display: flex; align-items: center; gap: var(--space-3);
}

.theme-toggle {
  width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  background: transparent;
}
.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.menu-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  width: 38px; height: 38px;
  padding: 10px 9px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
}
.menu-toggle span {
  display: block; height: 1.5px; background: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

.mobile-menu {
  display: none;
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding: var(--space-4) 0;
}
.mobile-menu ul { list-style: none; padding: 0 clamp(20px, 5vw, 56px); }
.mobile-menu li { padding: var(--space-3) 0; border-bottom: 1px solid var(--color-divider); }
.mobile-menu li:last-child { border-bottom: 0; }
.mobile-menu a {
  font-size: 16px; font-weight: 500;
  display: block;
}

/* --------- Buttons --------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--space-2);
  padding: 14px 22px;
  font-family: var(--font-body);
  font-size: 15px; font-weight: 600;
  letter-spacing: -0.005em;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}
.btn--sm { padding: 9px 16px; font-size: 14px; }
.btn--block { width: 100%; }

/* --------- Formation pages --------- */
.page-hero {
  padding: clamp(72px, 10vw, 130px) 0 clamp(48px, 7vw, 88px);
  background:
    radial-gradient(circle at 78% 12%, color-mix(in srgb, var(--color-accent-soft) 70%, transparent), transparent 34%),
    linear-gradient(180deg, var(--color-bg), var(--color-surface));
}
.page-hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.8fr;
  gap: clamp(40px, 7vw, 96px);
  align-items: end;
}
.page-hero__title {
  font-size: var(--text-2xl);
  margin-top: var(--space-5);
}
.page-hero__lede {
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}
.page-hero__card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}
.page-hero__card dl {
  display: grid;
  gap: var(--space-4);
}
.page-hero__card div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.page-hero__card div:last-child { border-bottom: 0; padding-bottom: 0; }
.page-hero__card dt {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.page-hero__card dd { color: var(--color-text); }
.content-columns {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(40px, 7vw, 96px);
  align-items: start;
}
.content-panel {
  position: sticky;
  top: 108px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
}
.content-panel h2 { font-size: var(--text-xl); }
.content-panel p { margin-top: var(--space-4); color: var(--color-text-muted); }
.module-list {
  display: grid;
  gap: var(--space-5);
}
.module-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}
.module-card__eyebrow {
  display: block;
  margin-bottom: var(--space-3);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.module-card h3 { font-size: var(--text-xl); }
.module-card p { margin-top: var(--space-3); color: var(--color-text-muted); }
.module-card ul {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-2);
  color: var(--color-text);
  padding-left: 18px;
}
.module-card__deliverable {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-divider);
  color: var(--color-text) !important;
  font-size: 0.95rem;
}
.module-card__deliverable strong {
  color: var(--color-accent);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--ghost {
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background: transparent;
}
.btn--ghost:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
}
.btn--accent:hover { background: var(--color-accent-hover); }

/* --------- Eyebrows / titles --------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.eyebrow::before {
  content: ""; display: inline-block;
  width: 24px; height: 1px; background: var(--color-accent);
}
.eyebrow--inverse { color: #E9B16E; }
.eyebrow--inverse::before { background: #E9B16E; }

.section__title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-6);
}

/* --------- Hero --------- */
.hero {
  padding: clamp(40px, 5vw, 72px) 0 clamp(48px, 7vw, 96px);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute;
  top: -180px; right: -240px;
  width: 600px; height: 600px;
  background: radial-gradient(closest-side, var(--color-accent-soft), transparent 70%);
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}
[data-theme="dark"] .hero::before { opacity: 0.2; }

.hero__inner {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: var(--text-hero);
  font-weight: 400;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-6);
  max-width: 14ch;
}
.hero__title em {
  font-style: italic;
  font-variation-settings: "SOFT" 100;
  color: var(--color-accent);
}

.hero__lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 52ch;
  line-height: 1.55;
}

.hero__ctas {
  display: flex; flex-wrap: wrap; gap: var(--space-3);
  margin-bottom: var(--space-12);
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-6);
  max-width: 560px;
}
.hero__metrics dt {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: -0.02em;
  font-variant-numeric: lining-nums;
}
.hero__metrics dd {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.35;
  margin-top: 4px;
}

/* Card stack illustration */
.hero__card { position: relative; min-height: 540px; }
.card-stack {
  position: relative;
  height: 100%;
  min-height: 540px;
}
.stack-card {
  position: absolute;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
}
.stack-card__tag {
  display: inline-block;
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}
.stack-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-3);
}
.stack-card__meta {
  list-style: none;
  display: flex; flex-direction: column; gap: 6px;
  font-size: 13px;
  color: var(--color-text-muted);
}
.stack-card__meta li {
  padding-left: 14px;
  position: relative;
}
.stack-card__meta li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 6px; height: 1px; background: var(--color-accent);
}

.stack-card--1 {
  top: 0; left: 0; right: 24%;
  z-index: 3;
  transform: rotate(-1.5deg);
}
.stack-card--2 {
  top: 235px; left: 24%; right: 0;
  z-index: 2;
  background: #16324F;
  color: #fff;
  border-color: transparent;
  transform: rotate(2deg);
  box-shadow: var(--shadow-lg);
}
.stack-card--2 .stack-card__tag { color: #E9B16E; }
.stack-card--2 .stack-card__title { color: #fff; margin-bottom: 0; }
.stack-card--3 {
  top: 390px; left: 4%; right: 42%;
  z-index: 1;
  background: var(--color-surface-offset);
  transform: rotate(-2.5deg);
}
[data-theme="dark"] .stack-card--3 { background: var(--color-surface-2); }
.stack-card--3 .stack-card__title { margin-bottom: 0; }

/* Trust bar */
.trust-bar {
  margin-top: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-6);
  display: flex; flex-wrap: wrap; align-items: center;
  gap: var(--space-4) var(--space-6);
  max-width: var(--content-width);
  margin-left: auto; margin-right: auto;
  padding-left: clamp(20px, 5vw, 56px);
  padding-right: clamp(20px, 5vw, 56px);
}
.trust-bar__label {
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-text-muted);
}
.trust-bar ul {
  display: flex; flex-wrap: wrap; gap: var(--space-3) var(--space-6);
  list-style: none;
}
.trust-bar li {
  font-size: 14px;
  color: var(--color-text);
  position: relative;
  padding-left: 16px;
}
.trust-bar li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 8px; height: 1px; background: var(--color-accent);
}

/* --------- Sections génériques --------- */
.section {
  padding: clamp(64px, 9vw, 128px) 0;
  position: relative;
}
.section--alt {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.section--dark {
  background: var(--color-dark-bg);
  color: #ECE7DC;
}
.section--dark .section__title { color: #FFFFFF; }
.section--dark .section__intro-lede { color: #B7B9CC; }

.section__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: end;
  margin-bottom: var(--space-16);
}
.section__head-lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 52ch;
  line-height: 1.55;
}

.grid-2 {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}
.grid-2--reverse > :first-child { order: 0; }
.section__intro-lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.55;
  max-width: 48ch;
}

/* --------- À propos --------- */
.prose {
  font-size: var(--text-lg);
  line-height: 1.65;
  margin-bottom: var(--space-5);
  color: var(--color-text);
}
.prose strong { font-weight: 600; }

.value-list {
  margin-top: var(--space-10);
  display: flex; flex-direction: column;
  gap: var(--space-8);
  list-style: none;
}
.value-list li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--space-4);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.value-list__num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: -0.02em;
  font-variant-numeric: lining-nums;
}
.value-list h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: var(--space-2);
}
.value-list p { color: var(--color-text-muted); font-size: 15px; }

.about-photo {
  margin-top: var(--space-8);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}
.about-photo img {
  width: 100%;
  display: block;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}
.about-photo figcaption {
  padding: var(--space-3) var(--space-4);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* --------- Formations --------- */
.formations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.formation {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 3.5vw, 44px);
  display: flex; flex-direction: column;
  gap: var(--space-5);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.formation:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.formation__tag {
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-accent);
  display: block; margin-bottom: var(--space-3);
}
.formation header h3 {
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}
.formation__desc {
  color: var(--color-text-muted);
  font-size: 15px;
}
.formation__list {
  list-style: none;
  display: flex; flex-direction: column;
  gap: var(--space-2);
  margin: 0;
}
.formation__list li {
  font-size: 14.5px;
  line-height: 1.55;
  padding-left: 22px;
  position: relative;
  color: var(--color-text);
}
.formation__list li::before {
  content: ""; position: absolute;
  left: 0; top: 11px;
  width: 12px; height: 1px;
  background: var(--color-accent);
}
.formation__foot {
  display: flex; flex-wrap: wrap; gap: var(--space-4);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
  margin-top: auto;
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}
.formation__foot span:first-child { font-weight: 600; color: var(--color-text); }
.formation__action {
  margin-top: var(--space-5);
}
.formation__action a {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.95rem;
}

.formation--feature {
  background: #16324F;
  color: #ECE7DC;
  border-color: #16324F;
}
.formation--feature header h3,
.formation--feature .formation__list li { color: #FFFFFF; }
.formation--feature .formation__desc { color: #C9D0DD; }
.formation--feature .formation__tag { color: #E9B16E; }
.formation--feature .formation__foot {
  border-top-color: rgba(255,255,255,0.15);
  color: #B7B9CC;
}
.formation--feature .formation__foot span:first-child { color: #FFFFFF; }
.formation--feature .formation__list li::before { background: #E9B16E; }
.formation--feature .formation__action a { color: #E9B16E; }

/* --------- Programme --------- */
.programme {
  list-style: none;
  display: flex; flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--color-divider);
}
.programme > li {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(20px, 4vw, 64px);
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--color-divider);
}
.programme__step {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.programme h3 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}
.programme p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  font-size: 15.5px;
  line-height: 1.6;
}
.programme ul {
  list-style: none;
  display: flex; flex-direction: column;
  gap: 6px;
}
.programme ul li {
  font-size: 14.5px;
  padding-left: 20px;
  position: relative;
  color: var(--color-text);
}
.programme ul li::before {
  content: ""; position: absolute; left: 0; top: 11px;
  width: 10px; height: 1px; background: var(--color-text-faint);
}

.callout {
  margin-top: var(--space-12);
  border-left: 3px solid var(--color-accent);
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  max-width: 80ch;
}
.callout p { font-size: 15.5px; color: var(--color-text-muted); margin: 0; }
.callout strong { color: var(--color-text); }

/* --------- Méthode (dark) --------- */
.section--dark .method-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin: 0;
}
.method-list li {
  padding: var(--space-6);
  background: var(--color-dark-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition);
}
.method-list li:hover { border-color: var(--color-accent); }
.method-list h3 {
  font-size: 1.125rem;
  font-weight: 500;
  color: #FFFFFF;
  margin-bottom: var(--space-3);
  letter-spacing: -0.005em;
}
.method-list p {
  font-size: 14.5px;
  color: #B7B9CC;
  line-height: 1.6;
  margin: 0;
}

/* --------- Contact --------- */
.section--contact {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
}

.contact-info {
  margin-top: var(--space-8);
  list-style: none;
  display: flex; flex-direction: column;
  gap: var(--space-3);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-6);
}
.contact-info li {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-4);
  padding: var(--space-2) 0;
  align-items: baseline;
}
.contact-info__label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  font-weight: 600;
}
.contact-info a:hover { color: var(--color-accent); }

/* Form */
.contact-form {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 40px);
  display: flex; flex-direction: column;
  gap: var(--space-4);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.form-row {
  display: flex; flex-direction: column; gap: 6px;
}
.form-row label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.005em;
}
.form-row input,
.form-row select,
.form-row textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-size: 15px;
  font-family: inherit;
  color: var(--color-text);
  transition: border-color var(--transition), background var(--transition);
}
.form-row textarea { resize: vertical; min-height: 110px; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-surface-2);
}

.form-note {
  font-size: 12.5px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
}
.form-success {
  background: var(--color-accent-soft);
  color: var(--color-text);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-size: 14.5px;
  line-height: 1.5;
}
.form-success strong { color: var(--color-accent-hover); }

/* --------- Footer --------- */
.footer {
  background: var(--color-dark-bg);
  color: #B7B9CC;
  padding: var(--space-8) 0;
}
.footer__simple {
  display: flex;
  justify-content: center;
  text-align: center;
}
.footer__simple p {
  margin: 0;
  color: #B7B9CC;
  font-size: 0.95rem;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}
.footer__brand {
  display: flex; align-items: center; gap: var(--space-3);
  color: #E9B16E;
}
.footer__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.125rem;
  color: #FFFFFF;
}
.footer__role { font-size: 13px; color: #B7B9CC; margin-top: 2px; }

.footer__nav ul {
  list-style: none;
  display: flex; flex-direction: column;
  gap: var(--space-2);
}
.footer__nav a {
  font-size: 14px;
  color: #B7B9CC;
}
.footer__nav a:hover { color: #FFFFFF; }

.footer__legal {
  font-size: 12.5px;
  color: #82849A;
  line-height: 1.6;
  text-align: right;
}

/* --------- Responsive --------- */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; gap: 60px; }
  .hero__card { min-height: 540px; max-width: 520px; }
  .hero__metrics { grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
  .section__head { grid-template-columns: 1fr; gap: var(--space-6); }
  .grid-2 { grid-template-columns: 1fr; }
  .page-hero__inner,
  .content-columns { grid-template-columns: 1fr; }
  .content-panel { position: static; }
  .formations-grid { grid-template-columns: 1fr; }
  .programme > li { grid-template-columns: 1fr; gap: var(--space-3); }
  .section--dark .method-list { grid-template-columns: 1fr; gap: var(--space-4); }
  .footer__inner { grid-template-columns: 1fr; gap: var(--space-6); }
  .footer__legal { text-align: left; }
}

@media (max-width: 720px) {
  .nav { display: none; }
  .header__actions .btn { display: none; }
  .menu-toggle { display: inline-flex; }
  .header.is-menu-open .mobile-menu { display: block; }
  .mobile-menu a[href^="formation-"] { padding-left: var(--space-6); color: var(--color-text-muted); }

  .brand__tag { display: none; }
  .hero { padding-top: 48px; }
  .hero__metrics { grid-template-columns: 1fr; gap: var(--space-4); }
  .hero__metrics > div { display: flex; align-items: baseline; gap: var(--space-3); }
  .hero__metrics dt { font-size: 1.5rem; }
  .hero__metrics dd { margin-top: 0; }

  .stack-card--1 { left: 0; right: 10%; top: 0; }
  .stack-card--2 { left: 12%; right: 0; top: 230px; }
  .stack-card--3 { left: 0; right: 26%; top: 395px; }
  .card-stack { min-height: 540px; }
  .hero__card { min-height: 540px; }

  .contact-info li { grid-template-columns: 1fr; gap: 0; }
  .contact-info__label { font-size: 11px; }

  .value-list li { grid-template-columns: 1fr; gap: var(--space-2); }

  .trust-bar { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}