/* style.css — Guadeloupe Hydrogene — Template HYDRO */
@import url('tokens.css');
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;900&family=Inter:wght@400;500;700&display=swap');

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

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-text);
  background: var(--color-bg);
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-secondary); }

ul, ol { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--color-text);
}

/* ========== CONTAINER ========== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ========== VISUAL PLACEHOLDER ========== */
.visual-placeholder {
  display: block;
  width: 100%;
  border-radius: var(--radius-lg);
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-primary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-secondary) 18%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-aspect="4:3"]  { aspect-ratio: 4 / 3; }
.visual-placeholder[data-aspect="1:1"]  { aspect-ratio: 1 / 1; }
.visual-placeholder[data-aspect="3:4"]  { aspect-ratio: 3 / 4; }
.visual-placeholder[data-aspect="21:9"] { aspect-ratio: 21 / 9; }

.visual-placeholder[data-tone="secondary"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-secondary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-secondary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-primary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="accent"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-accent, var(--color-primary)) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 12%, var(--color-bg)) 60%,
      color-mix(in srgb, var(--color-secondary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="muted"] {
  background: color-mix(in srgb, var(--color-text) 8%, var(--color-bg));
}

/* ========== HEADER / NAV ========== */
.site-header {
  background: var(--color-surface);
  border-bottom: 2px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--space-4);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-heading);
  font-weight: var(--fw-black);
  font-size: var(--fs-md);
  color: var(--color-primary);
  white-space: nowrap;
}
.nav-logo img, .nav-logo svg { height: 40px; width: auto; }
.nav-logo span { line-height: 1.1; }
.nav-logo .logo-sub {
  font-size: var(--fs-xs);
  font-weight: var(--fw-normal);
  color: var(--color-text-muted);
  display: block;
}

.nav-links {
  display: none;
  gap: var(--space-6);
  align-items: center;
}
.nav-links a {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav-cta {
  display: none;
  background: var(--color-primary);
  color: var(--color-surface) !important;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
  white-space: nowrap;
  transition: background var(--transition-fast);
  border-bottom: none !important;
}
.nav-cta:hover { background: var(--color-secondary) !important; color: var(--color-text) !important; }

.nav-burger {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--color-primary);
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.nav-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}
.nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-6);
  gap: var(--space-4);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-weight: var(--fw-medium);
  color: var(--color-text);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--color-primary); }

/* ========== HERO ========== */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, color-mix(in srgb, var(--color-secondary) 70%, var(--color-primary)) 100%);
  color: var(--color-surface);
  padding: var(--space-16) 0 var(--space-12);
  position: relative;
  overflow: hidden;
}

/* Decorative hydrogen bubbles */
.hero::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(144,224,239,0.25) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(144,224,239,0.18) 0%, transparent 70%);
  bottom: -60px;
  left: 10%;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  margin-bottom: var(--space-6);
  backdrop-filter: blur(8px);
}

.hero h1 {
  font-family: var(--font-heading);
  font-weight: var(--fw-black);
  font-size: clamp(var(--fs-xl), 5vw, var(--fs-3xl));
  line-height: var(--lh-tight);
  color: var(--color-surface);
  margin-bottom: var(--space-5);
  max-width: 680px;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-accent);
}

.hero-desc {
  font-size: var(--fs-md);
  line-height: var(--lh-loose);
  color: rgba(255,255,255,0.88);
  max-width: 560px;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: var(--fs-base);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-surface);
}
.btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary);
}

.btn-outline {
  background: transparent;
  color: var(--color-surface);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--color-surface);
  color: var(--color-surface);
}

.btn-solid {
  background: var(--color-primary);
  color: var(--color-surface);
  border-color: var(--color-primary);
}
.btn-solid:hover {
  background: color-mix(in srgb, var(--color-primary) 80%, black);
  border-color: color-mix(in srgb, var(--color-primary) 80%, black);
}

.hero-visual {
  margin-top: var(--space-10);
}

/* ========== SECTION BASE ========== */
section {
  padding: var(--space-16) 0;
}

.section-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--color-secondary);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(var(--fs-lg), 3vw, var(--fs-2xl));
  font-weight: var(--fw-bold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  line-height: var(--lh-tight);
}

.section-lead {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: var(--lh-loose);
}

/* ========== AVANTAGES / STATS ========== */
.avantages {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

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

.avantage-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.avantage-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.avantage-icon svg { color: white; }

.avantage-card h3 {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-text);
}

.avantage-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
}

/* ========== SERVICES ========== */
.services {
  background: var(--color-bg-alt);
}

.services-grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card-body {
  padding: var(--space-6);
}

.service-num {
  font-family: var(--font-heading);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-black);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-3);
}

.service-card h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.service-card p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
}

.service-tag {
  display: inline-flex;
  align-items: center;
  background: color-mix(in srgb, var(--color-secondary) 12%, var(--color-bg));
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  padding: var(--space-1) var(--space-3);
  margin-top: var(--space-4);
}

/* ========== ABOUT SPLIT ========== */
.about {
  background: var(--color-surface);
}

.about-split {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}

.about-text p {
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
  margin-top: var(--space-4);
}

.about-list {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.about-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.about-check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-check svg { color: white; }

/* ========== TEMOIGNAGES ========== */
.temoignages {
  background: var(--color-bg-alt);
}

.temoignages-grid {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-10);
}

.temoignage-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--space-3);
}
.stars svg { color: #F4A926; }

.temoignage-text {
  font-style: italic;
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-4);
}

.temoignage-author {
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
  color: var(--color-text);
}
.temoignage-date {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.google-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

/* ========== PROCESSUS ========== */
.processus {
  background: var(--color-primary);
  color: var(--color-surface);
}

.processus .section-title { color: var(--color-surface); }
.processus .section-lead { color: rgba(255,255,255,0.8); }
.processus .section-label { color: var(--color-accent); }

.processus-steps {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-10);
}

.processus-step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: var(--fw-black);
  font-size: var(--fs-lg);
  color: var(--color-accent);
}

.step-content h3 {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-surface);
  margin-bottom: var(--space-2);
}

.step-content p {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.75);
  line-height: var(--lh-loose);
}

/* ========== CONTACT ========== */
.contact {
  background: var(--color-surface);
}

.contact-grid {
  display: grid;
  gap: var(--space-10);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.contact-info-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.contact-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.contact-info-text h4 {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}
.contact-info-text p,
.contact-info-text a {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}
.contact-info-text a:hover { color: var(--color-primary); }

.contact-form-wrap {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.form-title {
  font-family: var(--font-heading);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-group label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition-fast);
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0,95,153,0.12);
}

.form-group textarea { resize: vertical; min-height: 120px; }

.map-frame {
  margin-top: var(--space-8);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.map-frame iframe {
  width: 100%;
  height: 240px;
  border: none;
  display: block;
}

/* ========== CTA BAND ========== */
.cta-band {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  color: var(--color-surface);
  padding: var(--space-12) 0;
  text-align: center;
}
.cta-band h2 {
  font-size: clamp(var(--fs-lg), 3vw, var(--fs-2xl));
  color: var(--color-surface);
  margin-bottom: var(--space-3);
}
.cta-band p {
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-8);
  font-size: var(--fs-md);
}

/* ========== PAGE HERO (inner pages) ========== */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, color-mix(in srgb, var(--color-secondary) 60%, var(--color-primary)) 100%);
  color: var(--color-surface);
  padding: var(--space-12) 0;
}
.page-hero h1 {
  font-size: clamp(var(--fs-xl), 4vw, var(--fs-2xl));
  color: var(--color-surface);
  margin-bottom: var(--space-3);
}
.page-hero p {
  color: rgba(255,255,255,0.85);
  font-size: var(--fs-md);
}

/* ========== BREADCRUMB ========== */
.breadcrumb {
  padding: var(--space-3) 0;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb a { color: var(--color-primary); }
.breadcrumb span + span::before {
  content: ' › ';
  margin: 0 var(--space-1);
}

/* ========== FOOTER ========== */
.site-footer {
  background: var(--color-text);
  color: rgba(255,255,255,0.75);
  padding: var(--space-12) 0 var(--space-6);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-brand h3 {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  color: var(--color-surface);
  margin-bottom: var(--space-3);
}
.footer-brand p {
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
}

.footer-col h4 {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-surface);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer-col a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.65);
  transition: color var(--transition-fast);
}
.footer-col a:hover { color: var(--color-accent); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.45);
}
.footer-bottom a {
  color: rgba(255,255,255,0.55);
}
.footer-bottom a:hover { color: var(--color-accent); }

/* ========== MENTIONS LÉGALES ========== */
.mentions-content {
  max-width: var(--container-md);
  margin: 0 auto;
}
.mentions-content h2 {
  font-size: var(--fs-lg);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--color-border);
}
.mentions-content p, .mentions-content li {
  color: var(--color-text-muted);
  line-height: var(--lh-loose);
  margin-bottom: var(--space-3);
}

/* ========== TABLET 640px ========== */
@media (min-width: 640px) {
  .avantages-grid { grid-template-columns: repeat(2, 1fr); }
  .temoignages-grid { grid-template-columns: repeat(2, 1fr); }
  .processus-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .map-frame iframe { height: 300px; }
}

/* ========== DESKTOP 900px ========== */
@media (min-width: 900px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-burger { display: none; }

  .avantages-grid { grid-template-columns: repeat(4, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-split { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .temoignages-grid { grid-template-columns: repeat(3, 1fr); }
  .processus-steps { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}

/* ========== ANIMATIONS — TEMPLATE HYDRO ========== */

@keyframes hydro-rise {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: no-preference) {

  /* 1 — Hero on-load fade-in (stagger via delay) */
  .hero-badge   { animation: hydro-rise 0.50s ease-out both; }
  .hero h1      { animation: hydro-rise 0.50s 0.12s ease-out both; }
  .hero-desc    { animation: hydro-rise 0.50s 0.22s ease-out both; }
  .hero-actions { animation: hydro-rise 0.50s 0.32s ease-out both; }
  .hero-visual  { animation: hydro-rise 0.55s 0.42s ease-out both; }

  /* Page-hero (pages intérieures) */
  .page-hero h1 { animation: hydro-rise 0.50s ease-out both; }
  .page-hero p  { animation: hydro-rise 0.50s 0.12s ease-out both; }

  /* 2 — Scroll-reveal base states (class .reveal/.visible posées par main.js) */
  .reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.55s ease-out, transform 0.55s ease-out;
  }
  .reveal.visible {
    opacity: 1;
    transform: none;
  }

  /* Service-card : ajout border-color à la transition existante */
  .service-card {
    transition: box-shadow var(--transition-normal),
                transform var(--transition-normal),
                border-color var(--transition-normal);
  }

  /* Service-card.reveal : on conserve toutes les transitions hover pendant la révélation */
  .service-card.reveal {
    transition: opacity 0.55s ease-out,
                transform var(--transition-normal),
                box-shadow var(--transition-normal),
                border-color var(--transition-normal);
  }

  /* 3 — Stagger cascade par grille */
  .avantages-grid  .reveal:nth-child(2) { transition-delay: 0.08s; }
  .avantages-grid  .reveal:nth-child(3) { transition-delay: 0.16s; }
  .avantages-grid  .reveal:nth-child(4) { transition-delay: 0.24s; }

  .services-grid   .reveal:nth-child(2) { transition-delay: 0.08s; }
  .services-grid   .reveal:nth-child(3) { transition-delay: 0.16s; }
  .services-grid   .reveal:nth-child(4) { transition-delay: 0.24s; }

  .processus-steps .reveal:nth-child(2) { transition-delay: 0.10s; }
  .processus-steps .reveal:nth-child(3) { transition-delay: 0.20s; }
  .processus-steps .reveal:nth-child(4) { transition-delay: 0.30s; }

  .temoignages-grid .reveal:nth-child(2) { transition-delay: 0.08s; }
  .temoignages-grid .reveal:nth-child(3) { transition-delay: 0.16s; }

  /* 4 — Service card hover : bordure secondaire au survol */
  .service-card:hover {
    border-color: var(--color-secondary);
  }

  /* 5 — Avantage icon : scale discret au survol de la carte */
  .avantage-icon {
    transition: transform 0.30s ease-out;
  }
  .avantage-card:hover .avantage-icon {
    transform: scale(1.10);
  }

  /* 6 — Visual placeholder : lift subtil au survol (hors hero) */
  .visual-placeholder:not([data-slot="hero-1"]) {
    transition: transform 0.35s ease-out;
  }
  .visual-placeholder:not([data-slot="hero-1"]):hover {
    transform: scale(1.015);
  }

  /* 7 — Focus-visible ring thématique */
  :focus-visible {
    outline: 3px solid var(--color-secondary);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
  }
}

/* ---- Garde reduced-motion (WCAG 2.3.3) ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto;
  }
}