/* ===========================
   PPK – Pierre Prévention Kiné
   CSS Principal
   =========================== */

/* Variables */
:root {
  --bleu-fonce: #194359;
  --bleu-azur: #0c5374;
  --blanc: #ffffff;
  --noir: #1a1a1a;
  --gris-clair: #f8f9fa;
  --gris-medium: #e8edf0;
  --text-secondary: #4a5568;
  --transition: 0.3s ease;
  --shadow: 0 4px 24px rgba(25, 67, 89, 0.12);
  --shadow-hover: 0 8px 40px rgba(25, 67, 89, 0.22);
  --radius: 12px;
  --radius-lg: 20px;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'DM Sans', sans-serif;
  color: var(--noir);
  background: var(--blanc);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* Typography */
h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  line-height: 1.2;
  font-weight: 700;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p { line-height: 1.75; color: var(--text-secondary); }

/* ===========================
   BOUTONS
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--bleu-azur);
  color: var(--blanc);
  box-shadow: 0 4px 16px rgba(12, 83, 116, 0.35);
}
.btn-primary:hover {
  background: var(--bleu-fonce);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--bleu-azur);
  border: 2px solid var(--bleu-azur);
}
.btn-outline:hover {
  background: var(--bleu-azur);
  color: var(--blanc);
  transform: translateY(-2px);
}
.btn-white {
  background: var(--blanc);
  color: var(--bleu-fonce);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.btn-white:hover {
  background: var(--gris-clair);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.btn-white-outline {
  background: transparent;
  color: var(--blanc);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-white-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--blanc);
}

/* ===========================
   HEADER / NAVIGATION
   =========================== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gris-medium);
  transition: box-shadow var(--transition);
}
#header.scrolled {
  box-shadow: 0 2px 20px rgba(25,67,89,0.1);
}
.nav-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 32px;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo */
.logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
  flex-shrink: 0;
}
.logo-ppk {
  font-family: 'Playfair Display', serif;
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--bleu-fonce);
  letter-spacing: -1px;
}
.logo-sub {
  font-size: 0.65rem;
  color: var(--bleu-azur);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  margin-top: 1px;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--noir);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--bleu-azur);
  background: rgba(12,83,116,0.06);
}

/* Nav right */
.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.social-icons {
  display: flex;
  gap: 8px;
}
.social-icons a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--gris-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bleu-fonce);
  font-size: 0.85rem;
  transition: all var(--transition);
}
.social-icons a:hover {
  background: var(--bleu-azur);
  color: var(--blanc);
  transform: translateY(-2px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}
.hamburger span {
  width: 24px; height: 2px;
  background: var(--bleu-fonce);
  border-radius: 2px;
  transition: all var(--transition);
  display: block;
}

/* Mobile nav */
.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--blanc);
  border-top: 1px solid var(--gris-medium);
  padding: 16px 24px 24px;
  gap: 4px;
}
.mobile-nav a {
  padding: 12px 16px;
  border-radius: 8px;
  font-weight: 500;
  color: var(--noir);
  transition: all var(--transition);
}
.mobile-nav a:hover { background: var(--gris-clair); color: var(--bleu-azur); }
.mobile-nav .btn { margin-top: 12px; width: 100%; justify-content: center; }

/* ===========================
   PAGE SECTIONS COMMUNES
   =========================== */
.page-section {
  display: none;
}
.page-section.active {
  display: block;
}
/* On force l'accueil par défaut */
#page-accueil { display: block; }

/* ===========================
   HERO
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 76px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('https://images.pexels.com/photos/7978473/pexels-photo-7978473.jpeg?auto=compress&cs=tinysrgb&w=1920') center/cover no-repeat;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, rgba(25,67,89,0.88) 0%, rgba(12,83,116,0.75) 50%, rgba(25,67,89,0.4) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 1300px;
  margin: 0 auto;
  padding: 80px 32px;
  max-width: 680px;
  margin-left: 10%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 50px;
  padding: 8px 18px;
  color: var(--blanc);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 28px;
}
.hero-badge i { color: #7dd3f0; font-size: 0.75rem; }
.hero h1 {
  color: var(--blanc);
  margin-bottom: 24px;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
}
.hero-text {
  color: rgba(255,255,255,0.85);
  font-size: 1.15rem;
  margin-bottom: 40px;
  max-width: 520px;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 0.75rem;
  animation: bounce 2s infinite;
}
.hero-scroll i { font-size: 1.2rem; }
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===========================
   SECTIONS GÉNÉRALES
   =========================== */
.section {
  padding: 96px 32px;
}
.section-sm { padding: 64px 32px; }
.container {
  max-width: 1200px;
  margin: 0 auto;
}
.container-narrow {
  max-width: 820px;
  margin: 0 auto;
}
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--bleu-azur);
  margin-bottom: 14px;
}
.section-title {
  margin-bottom: 20px;
}
.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 48px;
}

/* ===========================
   SECTION IMPACT
   =========================== */
.impact {
  background: var(--gris-clair);
}
.impact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.impact-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  aspect-ratio: 4/3;
}
.impact-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.impact-image:hover img { transform: scale(1.03); }
.impact-content .section-subtitle { margin-bottom: 36px; }
.btn-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===========================
   SECTION CHOC (STATS)
   =========================== */
.choc {
  background: var(--bleu-fonce);
  position: relative;
  overflow: hidden;
}
.choc::before {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
}
.choc::after {
  content: '';
  position: absolute;
  bottom: -100px; left: -60px;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}
.choc-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}
.choc-amount {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 700;
  color: var(--blanc);
  line-height: 1;
  margin-bottom: 8px;
}
.choc-amount span { color: #7dd3f0; }
.choc-label {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
  font-style: italic;
}
.choc-text {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  margin-bottom: 40px;
}

/* ===========================
   SECTION CONSTAT (TMS)
   =========================== */
.constat {
  background: var(--blanc);
}
.constat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.constat-stats {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}
.stat-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 24px;
  background: var(--gris-clair);
  border-radius: var(--radius);
  border-left: 4px solid var(--bleu-azur);
  transition: all var(--transition);
}
.stat-item:hover {
  background: var(--gris-medium);
  transform: translateX(4px);
}
.stat-item i {
  color: var(--bleu-azur);
  font-size: 1.1rem;
  margin-top: 3px;
  flex-shrink: 0;
}
.stat-item p { color: var(--noir); margin: 0; font-weight: 500; }
.constat-highlight {
  background: linear-gradient(135deg, var(--bleu-fonce), var(--bleu-azur));
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: var(--blanc);
  text-align: center;
  position: sticky;
  top: 100px;
}
.constat-highlight h3 {
  font-size: 1.8rem;
  color: var(--blanc);
  margin-bottom: 16px;
}
.constat-highlight p {
  color: rgba(255,255,255,0.8);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

/* ===========================
   PAGE PRÉVENTION
   =========================== */
.prevention-hero {
  background: linear-gradient(135deg, var(--bleu-fonce) 0%, var(--bleu-azur) 100%);
  padding: 140px 32px 80px;
  color: var(--blanc);
  text-align: center;
}
.prevention-hero h1 { color: var(--blanc); margin-bottom: 20px; }
.prevention-hero p { color: rgba(255,255,255,0.8); max-width: 680px; margin: 0 auto; font-size: 1.1rem; }
.prevention-content { background: var(--blanc); }

.public-cible {
  background: var(--gris-clair);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  margin-bottom: 64px;
}
.public-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.tag {
  background: var(--blanc);
  border: 2px solid var(--bleu-azur);
  color: var(--bleu-azur);
  padding: 8px 20px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition);
}
.tag:hover {
  background: var(--bleu-azur);
  color: var(--blanc);
}

.offres-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 64px;
}
.offre-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow);
  border-top: 4px solid transparent;
  transition: all var(--transition);
}
.offre-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.offre-card.card-bleu { border-top-color: var(--bleu-azur); }
.offre-card.card-vert { border-top-color: #2d9e6b; }
.offre-card.card-orange { border-top-color: #e07b39; }

.offre-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 24px;
}
.icon-bleu { background: rgba(12,83,116,0.1); color: var(--bleu-azur); }
.icon-vert { background: rgba(45,158,107,0.1); color: #2d9e6b; }
.icon-orange { background: rgba(224,123,57,0.1); color: #e07b39; }

.offre-card h3 { margin-bottom: 12px; color: var(--noir); }
.offre-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.offre-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.93rem;
  color: var(--text-secondary);
}
.offre-list li i {
  color: var(--bleu-azur);
  margin-top: 3px;
  flex-shrink: 0;
  font-size: 0.8rem;
}

/* ===========================
   SECTION QUI SUIS-JE
   =========================== */
.pierre-section {
  background: var(--gris-clair);
}
.pierre-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 80px;
  align-items: center;
}
.pierre-photo-wrap {
  position: relative;
}
.pierre-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  aspect-ratio: 4/5;
  background: var(--gris-medium);
}
.pierre-photo img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
}
.pierre-badge {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bleu-fonce);
  color: var(--blanc);
  padding: 12px 24px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.85rem;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(25,67,89,0.3);
}
.pierre-content {
  padding-left: 20px;
}
.pierre-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  color: var(--bleu-fonce);
  margin-bottom: 6px;
}
.pierre-title {
  color: var(--bleu-azur);
  font-weight: 600;
  margin-bottom: 28px;
}
.pierre-text p {
  margin-bottom: 16px;
  font-size: 1rem;
}

/* ===========================
   TÉMOIGNAGES
   =========================== */
.temoignages { background: var(--blanc); }
.temoignages-empty {
  text-align: center;
  padding: 80px 32px;
  background: var(--gris-clair);
  border-radius: var(--radius-lg);
  border: 2px dashed var(--gris-medium);
}
.temoignages-empty i {
  font-size: 3rem;
  color: var(--gris-medium);
  margin-bottom: 20px;
}
.temoignages-empty p { color: #aaa; font-size: 1rem; }

/* ===========================
   CONTACT PAGE
   =========================== */
.contact-hero {
  background: linear-gradient(135deg, var(--bleu-fonce), var(--bleu-azur));
  padding: 140px 32px 80px;
  text-align: center;
  color: var(--blanc);
}
.contact-hero h1 { color: var(--blanc); margin-bottom: 20px; }
.contact-avantages {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 28px auto;
  max-width: 480px;
  text-align: left;
}
.avantage-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: rgba(255,255,255,0.9);
  font-size: 1rem;
}
.avantage-item i { color: #7dd3f0; margin-top: 3px; flex-shrink: 0; }
.contact-form-section { background: var(--gris-clair); }
.contact-form-wrap {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  box-shadow: var(--shadow-hover);
  max-width: 680px;
  margin: 0 auto;
}
.form-title {
  text-align: center;
  margin-bottom: 40px;
}
.form-title h2 { margin-bottom: 10px; }
.form-title p { color: var(--text-secondary); }
.form-group {
  margin-bottom: 24px;
}
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--noir);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--gris-medium);
  border-radius: var(--radius);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--noir);
  background: var(--blanc);
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--bleu-azur);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-submit { text-align: center; margin-top: 32px; }
.form-submit .btn { padding: 16px 48px; font-size: 1rem; }
.form-success {
  display: none;
  text-align: center;
  padding: 32px;
  background: rgba(12,83,116,0.06);
  border-radius: var(--radius);
  border: 2px solid var(--bleu-azur);
}
.form-success i { font-size: 2.5rem; color: var(--bleu-azur); margin-bottom: 16px; }
.form-success h3 { color: var(--bleu-fonce); margin-bottom: 8px; }

/* ===========================
   OUTILS GRATUITS
   =========================== */
.outils-hero {
  background: linear-gradient(135deg, var(--bleu-fonce), var(--bleu-azur));
  padding: 140px 32px 80px;
  text-align: center;
  color: var(--blanc);
}
.outils-hero h1 { color: var(--blanc); margin-bottom: 16px; }
.outils-hero p { color: rgba(255,255,255,0.8); max-width: 580px; margin: 0 auto; }
.outils-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 64px;
}
.outil-card {
  background: var(--blanc);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.outil-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--bleu-fonce), var(--bleu-azur));
}
.outil-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.outil-icon {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(25,67,89,0.1), rgba(12,83,116,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--bleu-azur);
  margin: 0 auto 24px;
}
.outil-card h3 { margin-bottom: 12px; }
.outil-card p { font-size: 0.93rem; margin-bottom: 24px; }
.outil-badge {
  display: inline-block;
  background: rgba(12,83,116,0.1);
  color: var(--bleu-azur);
  border-radius: 50px;
  padding: 4px 14px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

/* Lead magnet form */
.lead-magnet {
  background: var(--bleu-fonce);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  color: var(--blanc);
  position: relative;
  overflow: hidden;
}
.lead-magnet::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}
.lead-magnet h2 { color: var(--blanc); margin-bottom: 12px; }
.lead-magnet p { color: rgba(255,255,255,0.75); margin-bottom: 36px; max-width: 500px; margin-left: auto; margin-right: auto; }
.lead-form {
  display: flex;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto;
  flex-wrap: wrap;
}
.lead-form input {
  flex: 1;
  padding: 14px 20px;
  border: none;
  border-radius: 50px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  outline: none;
  min-width: 200px;
}
.lead-form .btn { flex-shrink: 0; }

/* ===========================
   ACTUALITÉS
   =========================== */
.actu-hero {
  background: linear-gradient(135deg, var(--bleu-fonce), var(--bleu-azur));
  padding: 140px 32px 80px;
  text-align: center;
  color: var(--blanc);
}
.actu-hero h1 { color: var(--blanc); margin-bottom: 16px; }
.actu-hero p { color: rgba(255,255,255,0.8); }
.actu-empty {
  text-align: center;
  padding: 100px 32px;
}
.actu-empty i { font-size: 4rem; color: var(--gris-medium); margin-bottom: 24px; }
.actu-empty h3 { color: var(--text-secondary); margin-bottom: 12px; }
.actu-empty p { color: #aaa; max-width: 400px; margin: 0 auto; }

/* ===========================
   CTA SECTION
   =========================== */
.cta-section {
  background: linear-gradient(135deg, var(--bleu-fonce), var(--bleu-azur));
  padding: 80px 32px;
  text-align: center;
  color: var(--blanc);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.pexels.com/photos/3184465/pexels-photo-3184465.jpeg?auto=compress&cs=tinysrgb&w=1920') center/cover;
  opacity: 0.07;
}
.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 660px;
  margin: 0 auto;
}
.cta-section h2 { color: var(--blanc); margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.8); margin-bottom: 40px; font-size: 1.1rem; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===========================
   FOOTER
   =========================== */
footer {
  background: var(--noir);
  color: var(--blanc);
  padding: 64px 32px 32px;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo .logo-ppk { font-size: 2rem; }
.footer-logo .logo-sub { color: rgba(255,255,255,0.5); }
.footer-desc {
  color: rgba(255,255,255,0.55);
  font-size: 0.9rem;
  margin: 16px 0 24px;
  line-height: 1.7;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--bleu-azur); color: var(--blanc); }
.footer-col h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--blanc); }
.footer-contact p {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-contact i { color: var(--bleu-azur); }
.footer-bottom {
  max-width: 1200px;
  margin: 32px auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom p { color: rgba(255,255,255,0.35); font-size: 0.82rem; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: rgba(255,255,255,0.35); font-size: 0.82rem; transition: color var(--transition); }
.footer-links a:hover { color: rgba(255,255,255,0.7); }

/* ===========================
   ANIMATIONS
   =========================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 1024px) {
  .offres-grid { grid-template-columns: 1fr 1fr; }
  .outils-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pierre-grid { grid-template-columns: 280px 1fr; gap: 48px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-right .btn { display: none; }
  .hamburger { display: flex; }
  .mobile-nav.open { display: flex; }
  .section { padding: 64px 20px; }
  .impact-grid, .constat-grid, .pierre-grid { grid-template-columns: 1fr; gap: 40px; }
  .offres-grid, .outils-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-content { margin-left: 0; padding: 60px 20px; }
  .contact-form-wrap { padding: 36px 24px; }
  .lead-form { flex-direction: column; }
  .lead-form input { border-radius: var(--radius); }
  .lead-form .btn { border-radius: 50px; }
  .pierre-photo-wrap { max-width: 280px; margin: 0 auto; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .choc-amount { font-size: 3.2rem; }
  .hero-buttons { flex-direction: column; }
  .cta-buttons { flex-direction: column; align-items: center; }
}