/* ═══════════════════════════════════════════════════════════════
   OKO PRODUCTIONS — STYLE.CSS
   Corrections SEO/Mobile appliquées
═══════════════════════════════════════════════════════════════ */

/* ─── FONT ────────────────────────────────────────────────── */
@font-face {
  font-family: 'Epilogue';
  src: url('../fonts/Maven_Pro/MavenPro-VariableFont_wght.ttf') format('truetype');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ─── DESIGN TOKENS ───────────────────────────────────────── */
:root {
  /* Colors */
  --color-bg:         #FAFAFA;
  --color-surface:    #FFFFFF;
  --color-surface-2:  #F4F6F9;
  --color-text:       #121212;
  --color-text-2:     #505050;
  --color-text-3:     #94A3B8;
  --color-accent:     #D1493F;
  --color-accent-dim: rgba(209, 73, 63, 0.12);
  --color-border:     rgba(0, 0, 0, 0.08);
  --color-white:      #FFFFFF;

  /* Typography */
  --font: 'Epilogue', sans-serif;

  /* Spacing */
  --gap-xs:  8px;
  --gap-sm:  16px;
  --gap-md:  24px;
  --gap-lg:  40px;
  --gap-xl:  60px;
  --gap-2xl: 100px;

  /* Radius */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 10px 30px rgba(0,0,0,0.10);
  --shadow-lg: 0 20px 50px rgba(0,0,0,0.15);

  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast:   150ms;
  --dur-base:   250ms;
  --dur-slow:   400ms;

  /* Layout */
  --max-w: 1200px;
  --nav-h: 80px;

  /* FIX Mobile — taille minimale pour les cibles tactiles (44px recommandé par WCAG) */
  --touch-target: 44px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
  line-height: 1.6;
  /* FIX: taille de police minimale pour lisibilité mobile */
  font-size: 16px;
}

ul, ol { list-style: none; }

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--dur-base) var(--ease);
}

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

button {
  font-family: var(--font);
  cursor: pointer;
  border: none;
  background: none;
}

/* ─── FOCUS VISIBLE ───────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ─── REDUCED MOTION ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ─── UTILS ───────────────────────────────────────────────── */
.container {
  width: min(var(--max-w), 100% - var(--gap-lg));
  margin-inline: auto;
}

.text-highlight { color: var(--color-accent); }

.separator {
  width: 48px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  margin-block: var(--gap-sm) var(--gap-md);
}

.section-header { max-width: 800px; }
.section-header.centered {
  text-align: center;
  margin-inline: auto;
  margin-bottom: var(--gap-xl);
}
.section-header.centered .separator { margin-inline: auto; }

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--gap-xs);
}

.section-header p {
  font-size: 1.05rem;
  color: var(--color-text-2);
  line-height: 1.7;
}

.section-cta { text-align: center; margin-top: var(--gap-xl); }

/* ─── BUTTONS ─────────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  /* FIX Mobile: hauteur minimale 44px pour cible tactile */
  min-height: var(--touch-target);
  padding: 14px 32px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--r-md);
  box-shadow: 0 4px 14px rgba(209, 73, 63, 0.35);
  transition:
    transform var(--dur-base) var(--ease),
    box-shadow var(--dur-base) var(--ease);
  will-change: transform;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(209, 73, 63, 0.45);
}
.btn-primary:active { transform: translateY(0); }

.btn-submit {
  width: 100%;
  /* FIX Mobile: hauteur minimale 44px */
  min-height: var(--touch-target);
  padding: 14px;
  background: var(--color-text);
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--r-md);
  transition:
    background var(--dur-base) var(--ease),
    transform var(--dur-fast) var(--ease);
  will-change: transform;
}
.btn-submit:hover { background: var(--color-accent); }
.btn-submit:active { transform: scale(0.99); }
.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  /* FIX Mobile: hauteur minimale 44px */
  min-height: var(--touch-target);
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--r-sm);
  transition:
    background var(--dur-base) var(--ease),
    color var(--dur-base) var(--ease),
    transform var(--dur-fast) var(--ease);
}
.cta-button:active { transform: scale(0.98); }
.cta-button.primary {
  background: var(--color-accent);
  color: var(--color-white);
  border: 2px solid var(--color-accent);
}
.cta-button.primary:hover {
  background: transparent;
  color: var(--color-white);
}
.cta-button.secondary {
  background: var(--color-white);
  color: var(--color-text);
  border: 2px solid var(--color-white);
}
.cta-button.secondary:hover {
  background: transparent;
  color: var(--color-white);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-xs);
  color: var(--color-accent);
  font-weight: 700;
  font-size: 1.1rem;
  transition: gap var(--dur-base) var(--ease);
  min-height: var(--touch-target);
}
.link-arrow:hover { gap: var(--gap-sm); }

/* ─── BADGE ───────────────────────────────────────────────── */
.badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 5px 12px;
  border-radius: var(--r-sm);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}


/* ══════════════════════════════════════════════════════════════
   NAVIGATION
══════════════════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 100;
  padding: 0 var(--gap-lg);
  height: var(--nav-h);
  background: linear-gradient(180deg, rgba(0,0,0,0.55) 0%, transparent 100%);
  transition: background var(--dur-slow) var(--ease),
              backdrop-filter var(--dur-slow) var(--ease);
  will-change: background;
}

.navbar.is-scrolled {
  background: rgba(18, 18, 18, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
}

.nav-logo { height: 46px; width: auto; }

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--gap-lg);
}

.nav-links {
  display: flex;
  gap: var(--gap-md);
}

.nav-links a {
  color: var(--color-white);
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  position: relative;
  /* FIX Mobile: cible tactile min 44px */
  min-height: var(--touch-target);
  display: inline-flex;
  align-items: center;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--dur-base) var(--ease);
}
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }

.btn-contact {
  background: var(--color-accent);
  color: var(--color-white);
  /* FIX Mobile: cible tactile min 44px */
  min-height: var(--touch-target);
  padding: 9px 20px;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--dur-fast) var(--ease),
              box-shadow var(--dur-base) var(--ease);
}
.btn-contact:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(209, 73, 63, 0.4);
}

.social-icons {
  display: flex;
  gap: var(--gap-sm);
  padding-left: var(--gap-sm);
  border-left: 1px solid rgba(255,255,255,0.25);
}
.social-icons a {
  /* FIX Mobile: cible tactile min 44px */
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.social-icons img {
  width: 18px;
  height: 18px;
  transition: opacity var(--dur-base) var(--ease),
              transform var(--dur-base) var(--ease);
  opacity: 0.7;
}
.social-icons a:hover img {
  opacity: 1;
  transform: translateY(-2px);
}

/* Burger */
.burger-menu {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--gap-xs);
  /* FIX Mobile: cible tactile min 44px */
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  align-items: center;
  justify-content: center;
  z-index: 101;
}
.burger-menu span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--dur-base) var(--ease),
              opacity var(--dur-base) var(--ease);
  transform-origin: center;
}
.burger-menu[aria-expanded="true"] .line1 {
  transform: translateY(7px) rotate(45deg);
}
.burger-menu[aria-expanded="true"] .line2 { opacity: 0; }
.burger-menu[aria-expanded="true"] .line3 {
  transform: translateY(-7px) rotate(-45deg);
}


/* ══════════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════════ */
.hero-section {
  position: relative;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.video-container {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.back-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
}

.hero-content {
  position: relative;
  z-index: 1;
  color: var(--color-white);
  max-width: 820px;
  padding: calc(var(--nav-h) + 20px) var(--gap-md) var(--gap-md);
}

.hero-surtitle {
  display: block;
  font-size: 1rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  opacity: 0.85;
  margin-bottom: var(--gap-sm);
}

.hero-content h1 {
  font-size: clamp(2rem, 5.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--gap-md);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.1rem);
  line-height: 1.65;
  opacity: 0.88;
  margin-bottom: var(--gap-md);
  max-width: 680px;
  margin-inline: auto;
}

.hero-reassurance {
  /* FIX Mobile: taille lisible sur petits écrans */
  font-size: clamp(0.85rem, 2vw, 1rem);
  opacity: 0.65;
  margin-bottom: var(--gap-lg);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* ─── Hero entrance animations ────────────────────────────── */
[data-animate="hero"] .hero-surtitle,
[data-animate="hero"] h1,
[data-animate="hero"] .hero-subtitle,
[data-animate="hero"] .hero-reassurance,
[data-animate="hero"] .hero-actions {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp var(--dur-slow) var(--ease) both;
}
[data-animate="hero"] .hero-surtitle     { animation-delay: 100ms; }
[data-animate="hero"] h1                 { animation-delay: 220ms; }
[data-animate="hero"] .hero-subtitle     { animation-delay: 340ms; }
[data-animate="hero"] .hero-reassurance  { animation-delay: 440ms; }
[data-animate="hero"] .hero-actions      { animation-delay: 540ms; }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Scroll indicator */
.scroll-down {
  position: absolute;
  bottom: var(--gap-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.75;
  transition: opacity var(--dur-base) var(--ease);
  animation: scrollBounce 2.4s var(--ease) infinite 1s;
  /* FIX Mobile: cible tactile */
  min-height: var(--touch-target);
  justify-content: center;
}
.scroll-down:hover { opacity: 1; }
.scroll-down img { width: 16px; }

@keyframes scrollBounce {
  0%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(8px); }
}


/* ══════════════════════════════════════════════════════════════
   SERVICES
══════════════════════════════════════════════════════════════ */
.services-section {
  padding-block: var(--gap-2xl);
  background: var(--color-surface);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-lg);
}

/* Cinematic card */
.cinematic-card {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  min-height: 600px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-slow) var(--ease),
              box-shadow var(--dur-slow) var(--ease);
  will-change: transform;
}
.cinematic-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.card-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s var(--ease);
  will-change: transform;
}
.cinematic-card:hover .card-bg img { transform: scale(1.06); }

.card-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.02) 0%,
    rgba(0,0,0,0.55) 40%,
    rgba(0,0,0,0.92) 100%
  );
}

.card-body {
  position: relative;
  z-index: 1;
  padding: var(--gap-lg);
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
  color: var(--color-white);
}

.card-top h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-top: var(--gap-sm);
  margin-bottom: var(--gap-sm);
  line-height: 1.1;
}

.card-intro {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.6;
}

/* Quick list */
.quick-list li {
  padding: 9px 0;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-white);
  border-bottom: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  /* FIX Mobile: hauteur minimale lisible */
  min-height: 40px;
}
.quick-list li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* ─── Accordion ───────────────────────────────────────────── */
.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  /* FIX Mobile: cible tactile min 44px */
  min-height: var(--touch-target);
  padding: 14px 18px;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: var(--r-md);
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  transition: background var(--dur-base) var(--ease),
              border-color var(--dur-base) var(--ease);
  user-select: none;
}
.accordion-trigger:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

.accordion-icon {
  position: relative;
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.accordion-icon::before,
.accordion-icon::after {
  content: '';
  position: absolute;
  background: var(--color-white);
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  transform: translateY(-50%);
  border-radius: 1px;
  transition: transform var(--dur-base) var(--ease),
              opacity var(--dur-base) var(--ease);
}
.accordion-icon::after {
  transform: translateY(-50%) rotate(90deg);
}
.accordion.is-open .accordion-icon::after {
  transform: translateY(-50%) rotate(0deg);
  opacity: 0;
}

.accordion-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-slow) var(--ease);
  overflow: hidden;
}
.accordion.is-open .accordion-body {
  grid-template-rows: 1fr;
}
.accordion-body > div {
  min-height: 0;
}

.accordion-body h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-white);
  margin-top: var(--gap-md);
  margin-bottom: 6px;
  padding-left: 10px;
  border-left: 2px solid var(--color-accent);
}
.accordion-body h4:first-child { 
  margin-top: var(--gap-sm); 
}
.accordion-body p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.8);
  padding: 0 var(--gap-md) var(--gap-sm);
}
.accordion-body strong { 
  color: var(--color-white); 
}

/* ══════════════════════════════════════════════════════════════
   PORTFOLIO
══════════════════════════════════════════════════════════════ */
.portfolio-section {
  padding-block: var(--gap-2xl);
  background: var(--color-surface-2);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-lg);
  max-width: 1100px;
  margin-inline: auto;
}

.project-card {
  background: var(--color-surface);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-base) var(--ease),
              box-shadow var(--dur-base) var(--ease);
  will-change: transform;
}
.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.video-thumb {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  cursor: pointer;
  border: none;
  padding: 0;
}
.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
  will-change: transform;
}
.video-thumb:hover img { transform: scale(1.05); }

.play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-white);
  width: 64px;
  height: 64px;
  margin: auto;
  background: var(--color-accent);
  border-radius: 50%;
  padding-left: 4px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.3);
  transition: transform var(--dur-base) var(--ease-spring),
              box-shadow var(--dur-base) var(--ease);
}
.video-thumb:hover .play-btn,
.video-thumb:focus-visible .play-btn {
  transform: scale(1.12);
  box-shadow: 0 6px 24px rgba(209, 73, 63, 0.5);
}

.project-info { padding: var(--gap-md) var(--gap-md) var(--gap-lg); }

.project-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--gap-md);
}

.project-details { display: flex; flex-direction: column; gap: var(--gap-sm); }

.detail-block h4 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-3);
  margin-bottom: 4px;
}
.detail-block p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-2);
}

.detail-block.result {
  padding-top: var(--gap-sm);
  border-top: 1px solid var(--color-border);
}
.detail-block.result p {
  font-weight: 500;
  color: var(--color-text);
  font-style: italic;
}


/* ─── Video Modal ─────────────────────────────────────────── */
.video-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transition:
    opacity var(--dur-base) var(--ease),
    visibility 0s linear var(--dur-base);
}
.video-modal.is-open {
  visibility: visible;
  opacity: 1;
  transition:
    opacity var(--dur-base) var(--ease),
    visibility 0s linear 0s;
}

.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.88);
  cursor: pointer;
}

.modal-content {
  position: relative;
  width: min(94vw, 1000px);
  z-index: 1;
  transform: scale(0.94);
  transition: transform var(--dur-base) var(--ease-spring);
}
.video-modal.is-open .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: var(--color-white);
  font-size: 2rem;
  line-height: 1;
  /* FIX Mobile: cible tactile min 44px */
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
  transition: opacity var(--dur-fast) var(--ease),
              transform var(--dur-fast) var(--ease);
}
.modal-close:hover {
  opacity: 1;
  transform: scale(1.15);
}

.iframe-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: var(--r-md);
  overflow: hidden;
}
.iframe-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}


/* ══════════════════════════════════════════════════════════════
   À PROPOS
══════════════════════════════════════════════════════════════ */
.about-section {
  padding-block: var(--gap-2xl);
  background: var(--color-bg);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--gap-lg);
  align-items: start;
  max-width: 1300px;
  margin-inline: auto;
  height: 500px;
}

.about-photo { height: 100%; }

.pilot-frame {
  position: relative;
  height: 100%;
  border-radius: var(--r-lg);
  overflow: visible;
}
.pilot-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
}

.badge-dgac {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 14px 22px;
  border-radius: var(--r-md);
  box-shadow: 0 8px 20px rgba(209, 73, 63, 0.35);
  text-align: center;
}
.badge-title {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
}
.badge-sub {
  display: block;
  font-size: 0.75rem;
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Expandable cards */
.about-cards {
  display: flex;
  gap: var(--gap-sm);
  height: 100%;
}

.expand-card {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  flex: 1;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: flex var(--dur-slow) var(--ease-spring),
              box-shadow var(--dur-base) var(--ease);
}

.expand-card-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 0.8s var(--ease);
  will-change: transform;
}
.expand-card:hover .expand-card-bg { transform: scale(1.04); }
.expand-card.is-expanded .expand-card-bg { transform: scale(1.02); }

.expand-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.72) 100%);
  transition: opacity var(--dur-base) var(--ease);
}
.expand-card.is-shrunk::after { opacity: 0.9; }

.expand-card-content {
  position: relative;
  z-index: 1;
  padding: var(--gap-md);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: var(--color-white);
}

.expand-card h3 {
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  transition: text-align var(--dur-base) var(--ease),
              font-size var(--dur-base) var(--ease);
}

.expand-card p {
  font-size: 0.9rem;
  line-height: 1.55;
  color: rgba(255,255,255,0.88);
  transform: translateY(10px);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height var(--dur-slow) var(--ease),
              opacity var(--dur-slow) var(--ease),
              transform var(--dur-slow) var(--ease);
}

.expand-card.is-expanded { flex: 2.6; }
.expand-card.is-expanded h3 {
  font-size: 1.4rem;
  text-align: left;
}
.expand-card.is-expanded p {
  max-height: 200px;
  opacity: 1;
  transform: translateY(0);
}

.expand-card.is-shrunk { flex: 0.55; }
.expand-card.is-shrunk .expand-card-content { opacity: 0.4; }


/* ══════════════════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════════════════ */
.contact-section {
  padding-block: var(--gap-2xl);
  background: var(--color-surface);
}

.contact-layout {
  display: flex;
  gap: var(--gap-xl);
  max-width: 1100px;
  margin-inline: auto;
}

.contact-info { flex: 1; }

.contact-info h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  margin-top: var(--gap-sm);
  margin-bottom: var(--gap-sm);
}

.contact-desc {
  font-size: 1rem;
  color: var(--color-text-2);
  line-height: 1.7;
  margin-bottom: var(--gap-lg);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--gap-md);
  margin-bottom: var(--gap-md);
}

.detail-item {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  font-size: 1rem;
  font-weight: 500;
  /* FIX Mobile: hauteur minimale pour cible tactile */
  min-height: var(--touch-target);
}

.icon-contact {
  width: 22px;
  height: 22px;
  filter: invert(36%) sepia(64%) saturate(666%) hue-rotate(318deg) brightness(88%) contrast(92%);
}

/* Liens réseaux sociaux dans la section contact */
.contact-social-links {
  display: flex;
  gap: var(--gap-md);
  margin-top: var(--gap-sm);
  margin-bottom: var(--gap-md);
}
.contact-social-links a {
  /* FIX Mobile: cible tactile min 44px */
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
  transition: opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease);
}
.contact-social-links a:hover {
  opacity: 1;
  transform: translateY(-2px);
}
.contact-social-links img {
  width: 22px;
  height: 22px;
  filter: invert(36%) sepia(64%) saturate(666%) hue-rotate(318deg) brightness(88%) contrast(92%);
}

/* Form */
.contact-form-wrapper {
  flex: 1.2;
  background: var(--color-surface-2);
  padding: var(--gap-lg);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
}

.form-group { margin-bottom: var(--gap-md); }

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  /* FIX Mobile: hauteur minimale 44px pour cible tactile */
  min-height: var(--touch-target);
  padding: 11px 14px;
  border: 1px solid #E0E0E0;
  border-radius: var(--r-md);
  background: var(--color-surface);
  font-family: var(--font);
  /* FIX Mobile: taille de police min 16px pour éviter le zoom auto sur iOS */
  font-size: 16px;
  color: var(--color-text);
  transition: border-color var(--dur-base) var(--ease),
              box-shadow var(--dur-base) var(--ease);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-dim);
}
.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 15px;
  cursor: pointer;
}

.msg-success,
.msg-error {
  margin-top: var(--gap-sm);
  padding: 14px var(--gap-sm);
  border-radius: var(--r-md);
  font-size: 0.95rem;
}
.msg-success {
  background: #D4EDDA;
  color: #1D6030;
  border: 1px solid #B8DEC6;
}
.msg-error {
  background: #F8D7DA;
  color: #721C24;
  border: 1px solid #F5C6CB;
}


/* ══════════════════════════════════════════════════════════════
   FAQ
══════════════════════════════════════════════════════════════ */
.faq-section {
  padding-block: var(--gap-2xl);
  background: var(--color-bg);
}

.faq-list {
  max-width: 860px;
  margin-inline: auto;
  border-top: 1px solid var(--color-border);
}

.faq-item { border-bottom: 1px solid var(--color-border); }

.faq-question {
  width: 100%;
  /* FIX Mobile: cible tactile min 44px */
  min-height: var(--touch-target);
  padding: 22px var(--gap-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text);
  text-align: left;
  gap: var(--gap-md);
  transition: color var(--dur-base) var(--ease);
}
.faq-question:hover { color: var(--color-accent); }
.faq-question[aria-expanded="true"] { color: var(--color-accent); }

.faq-icon {
  position: relative;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
}
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: currentColor;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1.5px;
  transform: translateY(-50%);
  border-radius: 1px;
  transition: transform var(--dur-base) var(--ease),
              opacity var(--dur-base) var(--ease);
}
.faq-icon::after { transform: translateY(-50%) rotate(90deg); }

.faq-question[aria-expanded="true"] .faq-icon::after {
  transform: translateY(-50%) rotate(0deg);
  opacity: 0;
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-slow) var(--ease);
  overflow: hidden;
}
.faq-answer:not([hidden]) {
  display: grid;
  grid-template-rows: 1fr;
}
.faq-answer[hidden] {
  display: grid !important;
  grid-template-rows: 0fr;
}

.faq-answer > div {
  overflow: hidden;
  padding-inline: var(--gap-md);
}
.faq-answer p {
  padding-bottom: var(--gap-md);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-2);
}


/* ══════════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════════ */
.site-footer {
  background: var(--color-text);
  color: var(--color-white);
  padding: var(--gap-xl) var(--gap-lg) var(--gap-md);
}

.footer-container {
  max-width: var(--max-w);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--gap-xl);
  padding-bottom: var(--gap-xl);
}

.footer-brand .footer-logo-img {
  height: 100px;
  width: auto;
  margin-bottom: var(--gap-md);
}

.footer-desc {
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 280px;
  margin-bottom: var(--gap-md);
}

.footer-socials {
  display: flex;
  gap: var(--gap-md);
}
.footer-socials a {
  /* FIX Mobile: cible tactile min 44px */
  min-width: var(--touch-target);
  min-height: var(--touch-target);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.footer-socials img {
  width: 22px;
  height: 22px;
  filter: brightness(0) invert(1);
  opacity: 0.55;
  transition: opacity var(--dur-base) var(--ease),
              transform var(--dur-base) var(--ease);
}
.footer-socials a:hover img {
  opacity: 1;
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--gap-md);
  color: var(--color-white);
}

.footer-links li { margin-bottom: 10px; }

.footer-links a {
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  /* FIX Mobile: cible tactile min 44px */
  min-height: var(--touch-target);
  display: inline-flex;
  align-items: center;
  transition: color var(--dur-base) var(--ease),
              padding-left var(--dur-base) var(--ease);
}
.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-loc {
  color: rgba(255,255,255,0.4);
  font-size: 0.85rem;
  margin-top: var(--gap-md);
}

.footer-bottom {
  max-width: var(--max-w);
  margin-inline: auto;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--gap-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}


/* ══════════════════════════════════════════════════════════════
   SCROLL-TRIGGERED REVEAL
══════════════════════════════════════════════════════════════ */
[data-animate="card"] {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity var(--dur-slow) var(--ease),
    transform var(--dur-slow) var(--ease);
}
[data-animate="card"].is-visible {
  opacity: 1;
  transform: translateY(0);
}


/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════════ */

/* Tablet: ≤ 1024px */
@media (max-width: 1024px) {
  :root { --nav-h: 70px; }

  .burger-menu {
    display: flex;
  }

  .nav-right {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(72vw, 320px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--gap-lg);
    background: rgba(250, 250, 250, 0.94);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transform: translateX(100%);
    transition: transform var(--dur-slow) var(--ease);
    box-shadow: -4px 0 24px rgba(0,0,0,0.12);
    z-index: 100;
  }

  .nav-right.is-open { transform: translateX(0); }

  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: var(--gap-md);
  }
  .nav-links a {
    color: var(--color-text);
    /* FIX Mobile: taille de police lisible */
    font-size: 1.1rem;
    /* FIX Mobile: espacement suffisant entre les liens (48px min) */
    min-height: 48px;
    padding: 0 var(--gap-sm);
  }
  .nav-links a::after { display: none; }

  .navbar.menu-open {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }

  .btn-contact {
    width: 80%;
    text-align: center;
  }

  .social-icons {
    border: none;
    padding: 0;
    gap: var(--gap-md);
  }
  .social-icons img {
    width: 26px;
    height: 26px;
    filter: none;
    opacity: 0.65;
  }

  .cards-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .about-layout {
    grid-template-columns: 1fr;
    height: auto;
  }
  .about-photo {
    height: 340px;
    max-width: 400px;
    margin-inline: auto;
  }
  .about-cards {
    height: 360px;
  }
  .badge-dgac {
    bottom: -12px;
    right: -12px;
  }

  .contact-layout { flex-direction: column; gap: var(--gap-lg); }
  .contact-info { text-align: center; }
  .contact-info .separator { margin-inline: auto; }
  .contact-details { align-items: center; }
  .contact-social-links { justify-content: center; }
}

/* Mobile: ≤ 640px */
@media (max-width: 640px) {
  :root {
    --gap-2xl: 70px;
    --gap-xl:  48px;
  }

  /* FIX Mobile: taille police h1 lisible */
  .hero-content h1 { font-size: clamp(1.7rem, 8vw, 2.4rem); }

  /* FIX Mobile: texte de corps lisible (min 14px en pratique, 16px recommandé) */
  body { font-size: 16px; }

  .about-cards {
    flex-direction: column;
    height: auto;
    gap: 10px;
  }
  .expand-card {
    height: 130px;
    flex: none !important;
  }
  .expand-card.is-expanded {
    height: 240px;
  }
  .expand-card p { font-size: 0.85rem; }

  .contact-form-wrapper { padding: var(--gap-md); }

  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--gap-lg);
    text-align: center;
  }
  .footer-brand .footer-logo-img { margin-inline: auto; }
  .footer-desc { margin-inline: auto; }
  .footer-socials { justify-content: center; }
  .footer-bottom { flex-direction: column; gap: var(--gap-xs); text-align: center; }

  /* FIX Mobile: taille police FAQ lisible sur petit écran */
  .faq-question { font-size: 1rem; padding: 18px var(--gap-sm); }

  /* FIX Mobile: boutons pleine largeur sur mobile pour faciliter le tap */
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  .cta-button {
    width: 100%;
    max-width: 320px;
    text-align: center;
  }
}