/* ============================================================
   IMPULSE ACADEMY — STYLES SPÉCIFIQUES PAR PAGE
   ============================================================ */

/* ============================================================
   PAGE ACCUEIL
   ============================================================ */
.home-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(26,35,126,0.72) 0%, transparent 50%),
    linear-gradient(225deg, rgba(74,20,140,0.65) 0%, transparent 45%),
    linear-gradient(45deg,  rgba(211,47,47,0.55)  0%, transparent 40%),
    linear-gradient(315deg, rgba(0,121,107,0.5)   0%, transparent 40%),
    rgba(10,10,20,0.45);
  z-index: 1;
}

/* BANDES DIAGONALES */
.home-diag-band {
  position: absolute;
  width: 180%;
  height: 4px;
  left: -40%;
  opacity: 0.18;
  z-index: 2;
  transform-origin: center;
}

.home-diag-band:nth-child(1) { background: var(--rouge);  top: 22%; transform: rotate(-8deg); }
.home-diag-band:nth-child(2) { background: var(--bleu2);  top: 40%; transform: rotate(-8deg); opacity: 0.12; height: 2px; }
.home-diag-band:nth-child(3) { background: var(--vert);   top: 58%; transform: rotate(-8deg); height: 3px; }
.home-diag-band:nth-child(4) { background: var(--violet); top: 76%; transform: rotate(-8deg); opacity: 0.14; height: 2px; }

/* LOGO BOX HERO */
.home-logo-hero {
  display: inline-block;
  background: #fff;
  border-radius: 10px;
  padding: 8px 20px;
  position: relative;
  margin-bottom: 1.8rem;
}

.home-logo-hero::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 13px;
  background: var(--gradient-sig);
  z-index: -1;
}

.home-logo-hero-text {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 2rem;
  letter-spacing: 4px;
  background: var(--gradient-sig);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.home-logo-hero-sub {
  display: block;
  font-family: var(--font-title);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: #666;
  text-align: center;
  margin-top: -4px;
}

/* CARDS HOME — GRANDES 4 DOMAINES */
.domain-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.4);
  box-shadow: 0 15px 40px rgba(0,0,0,0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.domain-card:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 25px 60px rgba(0,0,0,0.4);
}

.domain-card-header {
  padding: 1.6rem 1.6rem 1rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.domain-card-icon {
  width: 58px; height: 58px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  flex-shrink: 0;
}

.domain-card-title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 1.08rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #1a1a2e;
  line-height: 1.25;
}

.domain-card-count {
  font-family: var(--font-title);
  font-size: 0.72rem;
  font-weight: 600;
  color: #888;
  margin-top: 0.2rem;
}

.domain-card-desc {
  padding: 0 1.6rem 1.2rem;
  font-size: 0.83rem;
  color: #555;
  line-height: 1.55;
  flex: 1;
}

.domain-card-footer {
  padding: 0.9rem 1.6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(0,0,0,0.06);
}

.domain-card-cta {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #fff;
  padding: 7px 16px;
  border-radius: 6px;
  transition: opacity 0.2s;
}

.domain-card-cta:hover { opacity: 0.85; }

/* ============================================================
   PAGE PRÉVENTION DES RISQUES
   ============================================================ */
.prev-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(211,47,47,0.82) 0%, rgba(229,57,53,0.65) 40%, transparent 70%),
    linear-gradient(315deg, rgba(183,28,28,0.6) 0%, transparent 50%),
    rgba(20,5,5,0.5);
  z-index: 1;
}

.prev-vertical-bar {
  position: absolute;
  right: 8%;
  top: 0; bottom: 0;
  width: 5px;
  background: #ff5252;
  box-shadow: 0 0 25px 8px rgba(255,82,82,0.45), 0 0 50px 15px rgba(255,87,34,0.25);
  z-index: 3;
}

/* ============================================================
   PAGE RADIOPROTECTION MÉDICALE
   ============================================================ */
.radio-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(0,121,107,0.82) 0%, rgba(0,137,123,0.65) 40%, transparent 70%),
    linear-gradient(315deg, rgba(0,96,85,0.65) 0%, transparent 55%),
    linear-gradient(45deg, rgba(0,150,136,0.3) 0%, transparent 60%),
    rgba(0,20,18,0.52);
  z-index: 1;
}

/* GRILLE MÉDICALE */
.medical-grid {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.medical-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,180,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,180,0.07) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* CROIX MÉDICALES */
.med-cross {
  position: absolute;
  z-index: 3;
  color: rgba(0,200,180,0.12);
  font-size: 3rem;
  pointer-events: none;
}

/* CERCLES CONCENTRIQUES */
.med-circles {
  position: absolute;
  z-index: 2;
  pointer-events: none;
}

.med-circle {
  position: absolute;
  border: 1px solid rgba(0,200,180,0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

/* ============================================================
   PAGE NUCLÉAIRE
   ============================================================ */
.nuke-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(26,35,126,0.88) 0%, rgba(34,68,170,0.72) 50%, transparent 80%),
    linear-gradient(315deg, rgba(10,20,80,0.65) 0%, transparent 55%),
    rgba(5,10,30,0.5);
  z-index: 1;
}

/* TITRE CHROME NUCLÉAIRE */
.nuke-title-chrome {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  text-transform: uppercase;
  letter-spacing: 4px;
  background: linear-gradient(180deg,
    #ffffff 0%,
    #b8d4ff 20%,
    #4d8bff 40%,
    #1e5cc7 60%,
    #0a2980 80%,
    #061a5c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(100,150,255,0.6)) drop-shadow(0 2px 4px rgba(255,255,255,0.3));
  -webkit-text-stroke: 0.5px rgba(100,180,255,0.3);
  line-height: 1.05;
  margin-bottom: 0.8rem;
}

/* ============================================================
   PAGE SYSTÈMES DE MANAGEMENT
   ============================================================ */
.mgmt-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(74,20,140,0.85) 0%, rgba(106,27,154,0.7) 40%, transparent 72%),
    linear-gradient(315deg, rgba(49,10,100,0.65) 0%, transparent 55%),
    linear-gradient(45deg, rgba(123,31,162,0.3) 0%, transparent 60%),
    rgba(15,5,30,0.52);
  z-index: 1;
}

/* NOEUDS DE RÉSEAU */
.mgmt-nodes {
  position: absolute;
  inset: 0;
  z-index: 2;
  overflow: hidden;
  pointer-events: none;
}

.mgmt-node {
  position: absolute;
  border: 1px solid rgba(180,100,255,0.15);
  border-radius: 50%;
  pointer-events: none;
}

/* CHEVRONS */
.mgmt-chevron {
  position: absolute;
  z-index: 3;
  font-size: 2.5rem;
  color: rgba(180,100,255,0.1);
  pointer-events: none;
}

/* ============================================================
   PAGE CONTACT
   ============================================================ */
.contact-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(26,35,126,0.75) 0%, rgba(74,20,140,0.6) 35%, transparent 60%),
    linear-gradient(225deg, rgba(211,47,47,0.55) 0%, transparent 45%),
    linear-gradient(315deg, rgba(0,121,107,0.5) 0%, transparent 45%),
    rgba(10,10,20,0.5);
  z-index: 1;
}

/* FORMES GÉOMÉTRIQUES CONTACT */
.contact-geo {
  position: absolute;
  z-index: 2;
  pointer-events: none;
}

/* GRANDES CARTES CONTACT */
.contact-card {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 16px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.28);
  padding: 2.2rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.8rem;
  transition: transform 0.28s, box-shadow 0.28s;
}

.contact-card:hover {
  transform: translateY(-7px);
  box-shadow: 0 22px 55px rgba(0,0,0,0.38);
}

.contact-card-icon {
  width: 70px; height: 70px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem;
  color: #fff;
  margin-bottom: 0.3rem;
}

.contact-card-label {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 0.2rem;
}

.contact-card-value {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.1rem;
  color: #1a1a2e;
  line-height: 1.3;
}

.contact-card-sub {
  font-size: 0.8rem;
  color: #777;
}

/* FORM CONTACT */
.contact-form-card {
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 16px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.28);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.4rem;
}

.form-label {
  display: block;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #444;
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px 15px;
  border: 1.5px solid rgba(0,0,0,0.12);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: #1a1a2e;
  background: rgba(255,255,255,0.8);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(74,20,140,0.1);
}

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

/* ============================================================
   PAGE QUI SOMMES-NOUS
   ============================================================ */
.about-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(26,35,126,0.80) 0%, rgba(74,20,140,0.65) 50%, transparent 75%),
    rgba(10,10,20,0.48);
  z-index: 1;
}

.stat-card {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(18px);
  border-radius: 14px;
  padding: 1.6rem 1.4rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.22);
  transition: transform 0.25s;
  border-top: 4px solid;
}

.stat-card:hover { transform: translateY(-5px); }

.stat-number {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 2.4rem;
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 0.3rem;
}

.stat-label {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #555;
}

/* ============================================================
   PAGE CERTIFICATIONS
   ============================================================ */
.cert-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(0,121,107,0.80) 0%, rgba(26,35,126,0.65) 50%, transparent 75%),
    rgba(10,10,20,0.48);
  z-index: 1;
}

.cert-card {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(18px);
  border-radius: 14px;
  padding: 2rem 1.8rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.22);
  transition: transform 0.25s;
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
}

.cert-card:hover { transform: translateY(-5px); }

.cert-icon {
  width: 60px; height: 60px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  color: #fff;
  flex-shrink: 0;
}

.cert-card-title {
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 1.05rem;
  color: #1a1a2e;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.4rem;
}

.cert-card-desc {
  font-size: 0.84rem;
  color: #555;
  line-height: 1.55;
}

/* ============================================================
   SECTION TITRE COMMUN
   ============================================================ */
.section-label {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  opacity: 0.75;
}

.section-title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  text-transform: uppercase;
  letter-spacing: -0.5px;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 0.8rem;
}

.section-divider {
  height: 4px;
  width: 70px;
  border-radius: 2px;
  margin: 0.8rem 0 1.5rem;
}

/* ============================================================
   DARK SECTION
   ============================================================ */
.dark-section {
  background: linear-gradient(180deg, rgba(10,10,20,0.95) 0%, rgba(15,15,30,0.98) 100%);
  padding: 5rem 0;
}

.dark-section-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2.5rem;
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-title);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 1.5rem;
}

.breadcrumb-sep {
  opacity: 0.4;
  font-size: 0.65rem;
}

.breadcrumb-current {
  color: rgba(255,255,255,0.9);
}