/* Débosselage Academy — Charte graphique v2 */
:root {
  --blanc-casse: #f1f2ef;
  --bleu-daniel: #010e47;
  --bleu-vif: #2457f5;
  --bleu-reflet: #a9c4f5;
  --gris-acier: #7d8794;
  --blanc: #ffffff;

  --font-title: "Anton", Impact, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  --announce-h: 2.5rem;
  --header-h: 4.5rem;
  --radius: 2px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-soft: 0 16px 40px rgba(1, 14, 71, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--announce-h) + var(--header-h) + 0.5rem);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--bleu-daniel);
  background: var(--blanc-casse);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3 {
  font-family: var(--font-title);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  margin: 0 0 0.85rem;
  color: var(--bleu-daniel);
}

h1 {
  font-size: clamp(2.6rem, 6vw, 4.5rem);
  max-width: 15ch;
}

h2 {
  font-size: clamp(2rem, 4.2vw, 3.25rem);
  max-width: 17ch;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  letter-spacing: 0.04em;
}

p {
  margin: 0 0 1.15rem;
}

.container {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.section {
  padding: clamp(4.25rem, 9vw, 7rem) 0;
  position: relative;
}

.section-header {
  text-align: left;
  max-width: 36rem;
  margin: 0 0 3rem;
}

.section-header.align-left {
  margin-left: 0;
}

.section-intro {
  color: var(--gris-acier);
  margin-bottom: 0;
  font-size: 1.05rem;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gris-acier);
  margin-bottom: 0.85rem;
}

/* Motif lignes de lumière — signature identité */
.lines-motif {
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 14px,
    rgba(241, 242, 239, 0.55) 14px,
    rgba(241, 242, 239, 0.55) 15px
  );
}

.lines-motif-hero {
  position: absolute;
  inset: 0;
  opacity: 0.55;
  mix-blend-mode: screen;
  z-index: 1;
  mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 72%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 72%, transparent 100%);
}

.lines-motif-dark {
  position: absolute;
  inset: 0;
  opacity: 0.45;
  z-index: 0;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 16px,
    rgba(241, 242, 239, 0.28) 16px,
    rgba(241, 242, 239, 0.28) 17px
  );
}

/* Tableau de lecture — lignes blanches lumineuses (héros) */
.lines-board {
  position: absolute;
  right: max(3vw, 1.25rem);
  top: calc(var(--announce-h) + var(--header-h) + 8%);
  bottom: 14%;
  width: min(26vw, 280px);
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
  pointer-events: none;
  padding: 0.5rem 0;
}

.lines-board span {
  display: block;
  height: 2px;
  width: 100%;
  border-radius: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(241, 242, 239, 0.25) 8%,
    rgba(241, 242, 239, 0.95) 35%,
    #ffffff 50%,
    rgba(241, 242, 239, 0.95) 65%,
    rgba(241, 242, 239, 0.25) 92%,
    transparent 100%
  );
  box-shadow:
    0 0 8px rgba(241, 242, 239, 0.65),
    0 0 18px rgba(169, 196, 245, 0.35);
  animation: line-pulse 4.5s var(--ease) infinite;
}

.lines-board span:nth-child(odd) {
  animation-delay: 0.2s;
}

.lines-board span:nth-child(even) {
  animation-delay: 0.55s;
  opacity: 0.85;
}

@keyframes line-pulse {
  0%, 100% { opacity: 0.75; filter: brightness(1); }
  50% { opacity: 1; filter: brightness(1.25); }
}

/* Filet lumière sous titres */
.light-rule {
  width: min(12rem, 40%);
  height: 2px;
  margin-top: 1.35rem;
  background: linear-gradient(
    90deg,
    rgba(241, 242, 239, 0.15) 0%,
    var(--bleu-reflet) 20%,
    #ffffff 50%,
    var(--bleu-reflet) 80%,
    transparent 100%
  );
  box-shadow: 0 0 12px rgba(169, 196, 245, 0.55);
}

.valeurs .light-rule,
.techniques .light-rule {
  background: linear-gradient(
    90deg,
    var(--bleu-daniel) 0%,
    var(--bleu-reflet) 45%,
    rgba(241, 242, 239, 0.9) 100%
  );
  box-shadow: 0 0 10px rgba(169, 196, 245, 0.35);
}

.light-rule-on-dark {
  background: linear-gradient(
    90deg,
    rgba(241, 242, 239, 0.2) 0%,
    var(--bleu-reflet) 30%,
    #ffffff 55%,
    var(--bleu-reflet) 100%
  );
  box-shadow: 0 0 14px rgba(241, 242, 239, 0.45);
}

/* Blocs bleu Daniel / texte blanc */
.panel-daniel {
  position: relative;
  background: var(--bleu-daniel);
  color: var(--blanc-casse);
  padding: clamp(1.35rem, 2.5vw, 1.85rem);
  border: 1px solid rgba(169, 196, 245, 0.22);
  overflow: hidden;
}

.panel-daniel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 14px,
    rgba(241, 242, 239, 0.07) 14px,
    rgba(241, 242, 239, 0.07) 15px
  );
}

.panel-daniel > * {
  position: relative;
  z-index: 1;
}

/* Pas de motifs lignes sur À propos et Techniques */
.valeurs .panel-daniel::before,
.techniques .panel-daniel::before {
  content: none;
  background: none;
}

.panel-daniel h2,
.panel-daniel h3 {
  color: var(--blanc-casse);
}

.panel-daniel .eyebrow {
  color: var(--bleu-reflet);
}

.panel-daniel p,
.panel-daniel li {
  color: rgba(241, 242, 239, 0.88);
}

.panel-daniel strong {
  color: var(--blanc-casse);
}

.text-link-on-dark {
  color: var(--blanc-casse);
  border-bottom-color: rgba(241, 242, 239, 0.45);
}

.text-link-on-dark:hover {
  color: var(--bleu-reflet);
  border-bottom-color: var(--bleu-reflet);
}

.section-daniel {
  background: var(--bleu-daniel);
  color: var(--blanc-casse);
  overflow: hidden;
}

.section-daniel .container {
  position: relative;
  z-index: 1;
}

.section-daniel h2 {
  color: var(--blanc-casse);
}

.section-daniel .eyebrow {
  color: var(--bleu-reflet);
}

.section-daniel .section-intro {
  color: rgba(241, 242, 239, 0.78);
}

/* Buttons — bleu vif = CTA only */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.55rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), opacity 0.3s var(--ease);
}

.btn-lg {
  padding: 1.1rem 1.85rem;
  font-size: 0.88rem;
}

.btn-full {
  width: 100%;
}

.btn-cta {
  background: var(--bleu-vif);
  color: var(--blanc-casse);
}

.btn-cta:hover {
  transform: translateY(-2px);
  filter: brightness(1.06);
}

.btn-outline {
  background: transparent;
  color: var(--bleu-daniel);
  border: 1px solid rgba(1, 14, 71, 0.28);
}

.btn-outline:hover {
  border-color: var(--bleu-daniel);
  background: rgba(1, 14, 71, 0.04);
}

.btn-nav {
  padding: 0.65rem 1.1rem;
  font-size: 0.72rem;
}

.btn[disabled] {
  opacity: 0.65;
  cursor: wait;
  transform: none;
}

.text-link {
  font-weight: 600;
  color: var(--bleu-daniel);
  border-bottom: 1px solid rgba(1, 14, 71, 0.28);
  padding-bottom: 0.1rem;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.text-link:hover {
  color: var(--bleu-vif);
  border-bottom-color: var(--bleu-vif);
}

/* Announce */
.announce-bar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 110;
  height: var(--announce-h);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  padding: 0 1rem;
  background: var(--bleu-daniel);
  color: var(--blanc-casse);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.announce-label {
  color: var(--bleu-reflet);
}

.announce-date {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.06em;
  font-weight: 400;
  text-transform: uppercase;
}

.announce-cta {
  color: var(--blanc-casse);
  border-bottom: 1px solid rgba(241, 242, 239, 0.45);
}

.announce-bar:hover .announce-cta {
  border-bottom-color: var(--blanc-casse);
}

/* Header */
.site-header {
  position: fixed;
  inset: var(--announce-h) 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(241, 242, 239, 0.96);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}

.site-header.is-scrolled {
  background: var(--blanc-casse);
  border-bottom-color: rgba(1, 14, 71, 0.08);
  box-shadow: 0 8px 28px rgba(1, 14, 71, 0.06);
}

.site-header.is-menu-open {
  z-index: 220;
  background: var(--blanc-casse);
}

.header-inner {
  width: min(1200px, calc(100% - 2rem));
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-wordmark {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-line {
  font-family: var(--font-title);
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--bleu-daniel);
}

.brand-line-sub {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  margin-top: 0.15rem;
  color: var(--bleu-daniel);
}

/* Nav hors du header (évite le bug backdrop-filter / fixed) */
.site-nav {
  position: fixed;
  top: var(--announce-h);
  right: max(1rem, calc((100vw - 1200px) / 2 + 1rem));
  z-index: 105;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: transparent;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.site-nav a:not(.btn) {
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(1, 14, 71, 0.78);
  transition: color 0.2s var(--ease);
}

.site-nav a:not(.btn):hover,
.site-nav a:not(.btn).is-active {
  color: var(--bleu-daniel);
}

.nav-toggle {
  display: none;
  position: relative;
  z-index: 210;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.35rem;
  height: 1.5px;
  margin: 0.3rem auto;
  background: var(--bleu-daniel);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6.3px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6.3px) rotate(-45deg);
}

/* Hero */
.hero {
  --hero-pad-top: calc(var(--announce-h) + var(--header-h));
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding:
    calc(var(--hero-pad-top) + clamp(1.5rem, 4vh, 3rem))
    max(1.25rem, calc((100vw - 1120px) / 2))
    clamp(2.5rem, 6vh, 4rem)
    max(1.25rem, calc((100vw - 1120px) / 2));
  overflow: hidden;
  background: var(--bleu-daniel);
  color: var(--blanc-casse);
  box-sizing: border-box;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  filter: grayscale(0.15) contrast(1.05);
  transform: scale(1.04);
  animation: hero-ken 24s var(--ease) infinite alternate;
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(1, 14, 71, 0.62) 0%, rgba(1, 14, 71, 0.42) 45%, rgba(1, 14, 71, 0.88) 100%),
    linear-gradient(90deg, rgba(1, 14, 71, 0.88) 0%, rgba(1, 14, 71, 0.55) 42%, rgba(1, 14, 71, 0.35) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: min(34rem, 54vw);
  margin: 0;
}

.hero-signature {
  font-family: var(--font-title);
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--bleu-reflet);
  margin: 0 0 0.85rem;
}

.hero h1 {
  color: var(--blanc-casse);
  max-width: 11ch;
  margin: 0 0 1rem;
  font-size: clamp(2.35rem, 5.5vw, 4.1rem);
  line-height: 1.02;
}

.hero-lead {
  max-width: 28rem;
  color: rgba(241, 242, 239, 0.9);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.55;
  font-weight: 400;
  margin: 0 0 0.75rem;
}

.hero-opening {
  color: var(--bleu-reflet);
  font-weight: 600;
  font-size: 0.98rem;
  margin: 0 0 1.5rem;
}

.hero-opening time {
  color: var(--blanc-casse);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.hero .text-link {
  color: var(--blanc-casse);
  border-bottom-color: rgba(241, 242, 239, 0.4);
}

.hero .text-link:hover {
  color: var(--bleu-reflet);
  border-bottom-color: var(--bleu-reflet);
}

@keyframes hero-ken {
  from { transform: scale(1.04); }
  to { transform: scale(1.1); }
}

/* Valeurs */
.valeurs {
  background: var(--blanc-casse);
}

.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem 1.5rem;
}

.pillar {
  min-height: 100%;
}

.pillar-index {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--bleu-reflet);
  margin-bottom: 1rem;
}

.pillar h3 {
  margin-bottom: 0.75rem;
}

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

/* Formation */
.formation {
  background: var(--blanc-casse);
}

.formation-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: stretch;
}

.formation-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(1.75rem, 3.5vw, 2.5rem);
}

.formation-copy .section-header {
  margin-bottom: 1.25rem;
}

.key-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem 1.25rem;
  margin: 1.75rem 0 2rem;
}

.key-points li {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-weight: 600;
  color: rgba(241, 242, 239, 0.92);
}

.key-points li::before {
  content: "";
  width: 1.5rem;
  height: 2px;
  margin-top: 0.7rem;
  flex-shrink: 0;
  background: linear-gradient(90deg, var(--bleu-reflet), #ffffff);
  box-shadow: 0 0 8px rgba(241, 242, 239, 0.4);
}

.formation-visual {
  margin: 0;
  overflow: hidden;
  min-height: 420px;
  position: relative;
}

.formation-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(1, 14, 71, 0.12);
  pointer-events: none;
}

.formation-visual img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.04);
}

/* Techniques */
.techniques {
  background: var(--blanc);
}

.tech-rows {
  display: grid;
  gap: 1rem;
}

.tech-row {
  display: grid;
  grid-template-columns: minmax(12rem, 0.38fr) 1fr;
  gap: 1.5rem;
  align-items: baseline;
}

.tech-row h3 {
  margin: 0;
}

.tech-row p {
  margin: 0;
}

/* Président — fond sombre charte */
.president {
  background: var(--bleu-daniel);
  color: var(--blanc-casse);
  overflow: hidden;
}

.president-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.president-visual {
  margin: 0;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  max-width: 400px;
  position: relative;
}

.president-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(169, 196, 245, 0.35);
  z-index: 1;
  pointer-events: none;
}

.president-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.president-quote {
  margin: 0;
}

.president-quote h2 {
  color: var(--blanc-casse);
  margin-bottom: 0.35rem;
}

.president-role {
  color: var(--bleu-reflet);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
}

.quote-text {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.7;
  color: rgba(241, 242, 239, 0.92);
  font-weight: 400;
}

.signature-name {
  margin-top: 1.5rem;
  font-family: var(--font-title);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--bleu-reflet);
}

.signature-name::before {
  content: "";
  display: block;
  width: 3rem;
  height: 2px;
  background: var(--bleu-reflet);
  margin-bottom: 0.9rem;
}

/* Pourquoi */
.pourquoi {
  background: var(--blanc-casse);
}

.reasons {
  max-width: 820px;
  display: grid;
  gap: 0.85rem;
}

.reasons li {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.25rem;
  align-items: center;
}

.reason-num {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--bleu-reflet);
}

.reasons p {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--blanc-casse);
}

/* Contact */
.contact {
  background: var(--blanc);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: stretch;
}

.contact-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(1.75rem, 3.5vw, 2.5rem);
  max-width: none;
}

.contact-copy p {
  max-width: 28rem;
}

.opening-note {
  border-left: 3px solid var(--bleu-vif);
  padding-left: 1rem;
  color: var(--blanc-casse) !important;
  font-weight: 600;
}

.contact-form {
  position: relative;
  background: var(--blanc);
  border: 1px solid rgba(1, 14, 71, 0.1);
  padding: clamp(1.5rem, 3vw, 2.1rem);
  box-shadow: var(--shadow-soft);
}

.hp-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.field {
  margin-bottom: 1.1rem;
}

.field label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gris-acier);
  margin-bottom: 0.4rem;
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--bleu-daniel);
  background: var(--blanc-casse);
  border: 1px solid rgba(1, 14, 71, 0.14);
  border-radius: var(--radius);
  outline: none;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.field input::placeholder,
.field textarea::placeholder {
  color: rgba(125, 135, 148, 0.85);
}

.field input:focus,
.field textarea:focus {
  border-color: var(--bleu-daniel);
  box-shadow: 0 0 0 3px rgba(36, 87, 245, 0.15);
}

.field textarea {
  resize: vertical;
  min-height: 130px;
}

.form-status {
  margin: 1rem 0 0;
  font-size: 0.95rem;
  color: var(--bleu-daniel);
  min-height: 1.4em;
}

.form-status.is-error {
  color: #b42318;
}

/* Footer */
.site-footer {
  position: relative;
  background: var(--bleu-daniel);
  color: var(--blanc-casse);
  padding-top: 3.5rem;
  overflow: hidden;
}

.footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2.5rem;
}

.footer-logo {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border: 1px solid rgba(169, 196, 245, 0.35);
  margin-bottom: 0.85rem;
}

.footer-wordmark {
  font-family: var(--font-title);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.85rem;
  color: var(--blanc-casse);
}

.footer-brand p {
  color: rgba(241, 242, 239, 0.72);
  font-size: 0.95rem;
  max-width: 22rem;
  margin: 0;
}

.footer-col h3 {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bleu-reflet);
  margin-bottom: 1rem;
}

.footer-col a {
  color: rgba(241, 242, 239, 0.78);
  font-size: 0.95rem;
  transition: color 0.2s var(--ease);
}

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

.footer-col li + li {
  margin-top: 0.5rem;
}

.footer-contact li {
  color: rgba(241, 242, 239, 0.78);
  font-size: 0.95rem;
}

.footer-bottom {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(169, 196, 245, 0.2);
  padding: 1.15rem 0;
}

.footer-bottom p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--gris-acier);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

.hero .reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: hero-in 0.9s var(--ease) forwards;
}

.hero .reveal-delay-1 { animation-delay: 0.12s; }
.hero .reveal-delay-2 { animation-delay: 0.24s; }
.hero .reveal-delay-3 { animation-delay: 0.36s; }

@keyframes hero-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive */
@media (max-width: 1024px) {
  .pillars {
    grid-template-columns: repeat(2, 1fr);
  }

  .lines-board {
    width: min(30vw, 200px);
    opacity: 0.85;
  }

  .hero-content {
    max-width: min(34rem, 62vw);
  }

  .formation-grid,
  .president-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .formation-visual,
  .formation-visual img {
    min-height: 300px;
  }

  .president-visual {
    margin-inline: auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    inset: 0;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    height: 100%;
    min-height: 100dvh;
    z-index: 200;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: calc(var(--announce-h) + var(--header-h) + 1rem) 1.5rem 2rem;
    background: var(--blanc-casse);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-0.5rem);
    transition: opacity 0.35s var(--ease), visibility 0.35s var(--ease), transform 0.35s var(--ease);
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .site-nav ul {
    flex-direction: column;
    gap: 1.35rem;
    text-align: center;
  }

  .site-nav a:not(.btn) {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--bleu-daniel);
  }

  .site-nav .btn-outline {
    background: var(--bleu-daniel);
    color: var(--blanc-casse);
    border-color: var(--bleu-daniel);
  }

  .tech-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}

@media (max-width: 720px) {
  :root {
    --announce-h: 3.1rem;
  }

  .announce-bar {
    gap: 0.4rem 0.65rem;
    font-size: 0.65rem;
  }

  .announce-date {
    font-size: 0.9rem;
  }
}

@media (max-width: 640px) {
  .pillars,
  .key-points,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .lines-board {
    display: none;
  }

  .lines-motif-hero {
    opacity: 0.7;
    mask-image: none;
    -webkit-mask-image: none;
  }

  .hero {
    align-items: center;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
    padding-bottom: clamp(2rem, 5vh, 3rem);
  }

  .hero-content {
    max-width: 100%;
  }

  .hero h1 {
    max-width: 12ch;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
  }

  .hero-actions .btn-lg {
    width: 100%;
  }

  .reasons li {
    grid-template-columns: 2.75rem 1fr;
  }

  .reasons p {
    font-size: 1.05rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal,
  .hero .reveal,
  .hero-img,
  .lines-board span {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}