/*
Theme Name: Retatrutide Theme
Theme URI: https://retatrutide.eu
Author: Biohackr
Author URI: https://biohackr.eu
Description: Thème dark premium pour retatrutide.eu — ressource scientifique sur le triple agoniste GLP-1/GIP/Glucagon
Version: 1.0.0
License: Proprietary
Text Domain: retatrutide-theme
*/

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

:root {
  --bg-primary: #0B0F1A;
  --bg-secondary: #0C1018;
  --bg-card: #111827;
  --bg-card-hover: #162032;
  --accent: #10B981;
  --accent-hover: #059669;
  --accent-glow: rgba(16, 185, 129, 0.15);
  --accent-border: rgba(16, 185, 129, 0.25);
  --white: #FFFFFF;
  --text: #D1D5DB;
  --text-muted: #9CA3AF;
  --text-dim: #6B7280;
  --border: #1F2937;
  --border-subtle: rgba(31, 41, 55, 0.8);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg-primary);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.25s ease;
}

a:hover { color: var(--accent-hover); }

img { max-width: 100%; height: auto; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--white);
  line-height: 1.2;
  font-weight: 700;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ===== LAYOUT ===== */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 5rem 0;
}

.section-label {
  display: inline-block;
  color: var(--accent);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.btn-outline:hover {
  background: var(--accent-glow);
  color: var(--accent);
}

/* ===== HEADER / NAV ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 15, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 2rem;
}

.site-logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-logo .logo-accent {
  color: var(--accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-menu a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.25s ease;
  text-decoration: none;
}

.nav-menu a:hover,
.nav-menu a.current-page {
  color: var(--white);
}

.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 0.5rem 1.2rem;
  border-radius: 6px;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  transition: background 0.25s ease, transform 0.25s ease !important;
}

.nav-cta:hover {
  background: var(--accent-hover) !important;
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(16,185,129,0.06) 0%, transparent 65%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent-glow);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  border-radius: 50px;
  margin-bottom: 2rem;
}

.hero-badge::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: var(--white);
}

.hero h1 .accent-word {
  color: var(--accent);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stat-divider {
  width: 1px;
  height: 50px;
  background: var(--border);
  align-self: center;
}

/* ===== MECHANISM CARDS ===== */
.mechanism-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.mech-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.mech-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mech-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-border);
  transform: translateY(-4px);
}

.mech-card:hover::before { opacity: 1; }

.mech-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 1.25rem;
  background: var(--accent-glow);
  border: 1px solid var(--accent-border);
}

.mech-card h3 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.mech-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

/* ===== STUDY CARDS ===== */
.studies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.study-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.study-card:hover { border-color: var(--accent-border); }

.study-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
}

.study-tag {
  display: inline-block;
  background: var(--accent-glow);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.study-card h3 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

.study-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.study-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* ===== COMPARISON TABLE ===== */
.table-wrapper {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
  margin-top: 3rem;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
}

.comparison-table thead th {
  background: #0C1018;
  color: var(--accent);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.comparison-table tbody td {
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid rgba(31,41,55,0.6);
  font-size: 0.88rem;
  color: var(--text-muted);
}

.comparison-table tbody tr:last-child td { border-bottom: none; }

.comparison-table tbody tr:hover td {
  background: rgba(16,185,129,0.03);
}

.comparison-table .highlight td {
  color: var(--accent);
  font-weight: 600;
}

/* ===== FAQ ===== */
.faq-list {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.faq-item.active { border-color: var(--accent-border); }

.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 600;
  padding: 1.25rem 1.5rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: background 0.2s ease;
}

.faq-question:hover { background: rgba(255,255,255,0.02); }

.faq-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.faq-item.active .faq-icon {
  background: var(--accent-glow);
  border-color: var(--accent-border);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.2s ease;
}

.faq-item.active .faq-answer { max-height: 300px; }

.faq-answer-inner {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.93rem;
  line-height: 1.7;
}

/* ===== NEWSLETTER / CTA SECTION ===== */
.cta-section {
  padding: 5rem 0;
}

.cta-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 4rem 3rem;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(16,185,129,0.05) 0%, transparent 70%);
  pointer-events: none;
}

.newsletter-form {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.newsletter-input {
  flex: 1;
  min-width: 220px;
  padding: 0.75rem 1.25rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.92rem;
  transition: border-color 0.25s ease;
  outline: none;
}

.newsletter-input:focus { border-color: var(--accent-border); }
.newsletter-input::placeholder { color: var(--text-dim); }

/* ===== DISCLAIMER ===== */
.disclaimer-box {
  background: rgba(31,41,55,0.5);
  border: 1px solid rgba(234,179,8,0.12);
  border-radius: 10px;
  padding: 1.5rem 2rem;
  margin-bottom: 3rem;
}

.disclaimer-box p {
  color: var(--text-dim);
  font-size: 0.82rem;
  line-height: 1.65;
  margin: 0;
}

.disclaimer-box strong { color: var(--text-muted); }

/* ===== BLOG CARDS ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  transition: all 0.3s ease;
  border-left: 3px solid transparent;
  text-decoration: none;
  display: block;
  color: inherit;
}

.blog-card:hover {
  border-left-color: var(--accent);
  background: var(--bg-card-hover);
  transform: translateX(4px);
  color: inherit;
}

.blog-card-date {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.blog-card h3 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
}

.blog-card p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 5rem 2rem;
  color: var(--text-dim);
}

.blog-empty h3 {
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* ===== SINGLE POST ===== */
.post-header {
  padding: 8rem 0 4rem;
  border-bottom: 1px solid var(--border);
}

.post-meta {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.post-content {
  max-width: 780px;
  margin: 4rem auto;
  padding: 0 2rem;
}

.post-content h2, .post-content h3 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.post-content ul, .post-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-muted);
}

.post-content li { margin-bottom: 0.4rem; }

.post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border-radius: 0 8px 8px 0;
  margin: 1.5rem 0;
  color: var(--text-muted);
  font-style: italic;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 1rem;
  max-width: 300px;
  line-height: 1.6;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col ul a {
  color: var(--text-muted);
  font-size: 0.88rem;
  text-decoration: none;
  transition: color 0.25s ease;
}

.footer-col ul a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-bottom p {
  color: var(--text-dim);
  font-size: 0.82rem;
  margin: 0;
}

.footer-bottom a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.25s ease;
}

.footer-bottom a:hover { color: var(--accent); }

/* ===== 404 PAGE ===== */
.error-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 2rem;
}

.error-code {
  font-family: var(--font-heading);
  font-size: 8rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
  display: block;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  
  .nav-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 1.25rem;
    align-items: flex-start;
  }
  
  .nav-menu.open { display: flex; }
  
  .mechanism-grid { grid-template-columns: 1fr; }
  .studies-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  
  .hero-stats { gap: 2rem; }
  .stat-divider { display: none; }
  
  .cta-box { padding: 2.5rem 1.5rem; }
  
  .section { padding: 3.5rem 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 1.25rem; }
  .hero { padding: 100px 0 60px; }
}

/* ===== UTILITIES ===== */
.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }

/* ══════════════════════════════════════════
   PREMIUM v2 — DESIGN UPGRADE
   Variables premium (mirror old design)
══════════════════════════════════════════ */
:root {
  --em:        #22c55e;
  --em2:       #10b981;
  --em3:       #16a34a;
  --em-glow:   rgba(34,197,94,0.12);
  --em-border: rgba(34,197,94,0.18);
  --em-soft:   rgba(34,197,94,0.06);
  --gold:      #d4a853;
  --gold-soft: rgba(212,168,83,0.08);
  --bg:        #0a0e17;
  --bg2:       #0d1220;
  --bg3:       #111827;
  --bg4:       #141d2e;
  --bg5:       #1a2640;
  --muted:     #94a3b8;
  --dim:       #64748b;
  --faint:     #334155;
  --border-l:  rgba(255,255,255,0.10);
}

.display {
  font-family: 'Playfair Display', 'Georgia', serif !important;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.mono {
  font-family: 'JetBrains Mono', 'Courier New', monospace !important;
}

/* ══════════════════════════════════════════
   TRUST BAR
══════════════════════════════════════════ */
.trust-bar {
  background: var(--bg2);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 9px 0;
  position: relative;
  z-index: 999;
}

.trust-bar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
}

.trust-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.trust-check {
  color: var(--em);
  font-weight: 700;
}

.trust-sep {
  color: var(--faint);
  font-size: 0.7rem;
}

/* ══════════════════════════════════════════
   HERO PREMIUM (full-width BG image)
══════════════════════════════════════════ */
.hero-premium {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 130px 0 90px;
  overflow: hidden;
  background-color: var(--bg);
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  background-image: url('assets/img/retatrutide-hero.png');
  background-size: cover;
  background-position: center 30%;
  opacity: 0.38;
  filter: brightness(1.15);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(10,14,23,0.75) 0%, rgba(10,14,23,0.42) 40%, rgba(10,14,23,0.78) 100%);
}

.hero-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 70%;
  height: 80%;
  background: radial-gradient(ellipse at center, rgba(34,197,94,0.13) 0%, rgba(16,185,129,0.04) 40%, transparent 70%);
  pointer-events: none;
}

.hero-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 4rem;
  align-items: center;
}

.hero-content-left {
  max-width: 600px;
}

/* Badge pulsant */
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--em-soft);
  border: 1px solid var(--em-border);
  color: var(--em);
  font-size: 0.67rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  padding: 6px 14px;
  border-radius: 4px;
  margin-bottom: 1.8rem;
}

.hero-pulse {
  width: 7px;
  height: 7px;
  background: var(--em);
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulse-ring 2.2s infinite;
}

@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(34,197,94,.5); }
  70%  { box-shadow: 0 0 0 8px rgba(34,197,94,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); }
}

/* Titre hero */
.hero-title {
  font-family: 'Playfair Display', 'Georgia', serif !important;
  font-size: clamp(2.6rem, 5.5vw, 4.2rem) !important;
  font-weight: 900 !important;
  line-height: 1.06 !important;
  letter-spacing: -0.03em !important;
  color: #fff !important;
  margin-bottom: 1.4rem !important;
}

.hero-title em {
  font-style: italic;
  background: linear-gradient(135deg, var(--em), var(--em2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-lead {
  font-size: 0.98rem;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 2.4rem;
  max-width: 520px;
  font-weight: 400;
}

.hero-lead strong {
  color: var(--em);
  font-weight: 700;
}

.hero-stats-row {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 2.2rem;
  flex-wrap: wrap;
}

.hero-stat {}

.hero-stat-val {
  display: block;
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 1.9rem;
  font-weight: 600;
  color: var(--em);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero-stat-lbl {
  display: block;
  font-size: 0.65rem;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

.hero-divider {
  width: 48px;
  height: 1px;
  background: var(--em);
  margin-bottom: 2rem;
  opacity: 0.5;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--em);
  color: #000 !important;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.8rem 2rem;
  border-radius: 6px;
  letter-spacing: 0.01em;
  transition: background 0.2s, transform 0.2s;
}

.hero-cta:hover {
  background: var(--em2);
  color: #000 !important;
  transform: translateY(-1px);
}

.hero-cta-arrow {
  font-size: 1rem;
  transition: transform 0.2s;
}

.hero-cta:hover .hero-cta-arrow {
  transform: translateX(3px);
}

/* ══════════════════════════════════════════
   ASIDE CARD — ARCHITECTURE TRIPLE RÉCEPTEUR
══════════════════════════════════════════ */
.aside-card {
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  overflow: hidden;
}

.aside-card-sticky {
  position: sticky;
  top: 100px;
}

.aside-card-header {
  background: linear-gradient(135deg, rgba(34,197,94,0.07), rgba(16,185,129,0.03));
  border-bottom: 1px solid rgba(255,255,255,0.06);
  padding: 18px 22px;
}

.aside-card-label {
  font-size: 0.67rem;
  color: var(--em);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 6px !important;
}

.aside-card-title {
  font-size: 0.93rem !important;
  color: #fff !important;
  font-weight: 700 !important;
  margin-bottom: 0 !important;
  font-family: 'Inter', sans-serif !important;
}

.aside-receptor {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 22px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.aside-receptor:last-of-type {
  border-bottom: none;
}

.aside-r-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
}

.dot-em {
  background: var(--em);
  box-shadow: 0 0 7px rgba(34,197,94,.4);
}

.dot-blue {
  background: #3b82f6;
  box-shadow: 0 0 7px rgba(59,130,246,.4);
}

.dot-cyan {
  background: #06b6d4;
  box-shadow: 0 0 7px rgba(6,182,212,.4);
}

.aside-r-name {
  font-weight: 700;
  font-size: 0.83rem;
  color: #fff;
  margin-bottom: 3px;
}

.aside-r-desc {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.55;
}

.aside-exclusivity {
  padding: 14px 22px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: var(--em-soft);
}

.aside-excl-label {
  font-size: 0.67rem;
  color: var(--em);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 5px;
}

.aside-excl-text {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ══════════════════════════════════════════
   PROOF BAR (sources)
══════════════════════════════════════════ */
.proof-bar {
  background: var(--bg2);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding: 16px 0;
}

.proof-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--dim);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 20px;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.proof-item:last-child {
  border-right: none;
}

.proof-item strong {
  color: var(--muted);
  font-weight: 600;
}

.proof-dot {
  width: 5px;
  height: 5px;
  background: var(--em);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════
   BLOC 4 COMPTEURS ANIMÉS
══════════════════════════════════════════ */
.counters-section {
  padding: 3rem 0 0;
}

.counters-bar {
  background: linear-gradient(135deg, var(--bg3), var(--bg4));
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  padding: 44px 36px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
  overflow: hidden;
}

.counters-bar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--em), var(--em2), transparent);
}

.counter-item {
  text-align: center;
  padding: 0 1rem;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.counter-item:last-child {
  border-right: none;
}

.counter-val {
  display: block;
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 2.1rem;
  font-weight: 600;
  color: var(--em);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.counter-blue {
  color: #60a5fa !important;
}

.counter-gold {
  color: var(--gold) !important;
}

.counter-label {
  display: block;
  font-size: 0.67rem;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 8px;
}

.counter-source {
  display: block;
  font-size: 0.61rem;
  color: var(--faint);
  margin-top: 3px;
  font-style: italic;
}

/* ══════════════════════════════════════════
   SECTION STORYTELLING — LA GENÈSE
══════════════════════════════════════════ */
.section-story {
  padding: 6rem 0;
}

.section-dark {
  background: var(--bg2);
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 5rem;
  align-items: start;
}

.story-text p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.9;
  margin-bottom: 1.4rem;
}

.story-text p strong {
  color: #fff;
}

/* S-label premium */
.s-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--em);
  font-size: 0.67rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 16px;
}

.s-label::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--em);
  flex-shrink: 0;
}

.s-desc {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.85;
  max-width: 600px;
  margin-bottom: 2.5rem;
  font-weight: 400;
}

/* Citation NEJM blockquote */
.nejm-blockquote {
  background: var(--em-soft);
  border-left: 3px solid var(--em);
  border-radius: 0 8px 8px 0;
  padding: 1.4rem 1.6rem;
  margin: 2rem 0;
}

.nejm-blockquote p {
  font-family: 'Playfair Display', serif !important;
  font-style: italic;
  font-size: 1rem;
  color: #fff !important;
  line-height: 1.7;
  margin-bottom: 0.6rem !important;
}

.nejm-blockquote cite {
  font-size: 0.7rem;
  color: var(--em);
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ══════════════════════════════════════════
   MECHANISM CARDS V2
══════════════════════════════════════════ */
.mech-num {
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 0.64rem;
  font-weight: 600;
  color: var(--faint);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.mech-icon-em {
  background: var(--em-soft) !important;
  border: 1px solid var(--em-border) !important;
}

.mech-icon-blue {
  background: rgba(59,130,246,0.07) !important;
  border: 1px solid rgba(59,130,246,0.15) !important;
}

.mech-icon-cyan {
  background: rgba(6,182,212,0.07) !important;
  border: 1px solid rgba(6,182,212,0.15) !important;
}

.mech-icon-amber {
  background: var(--gold-soft) !important;
  border: 1px solid rgba(212,168,83,0.2) !important;
}

.mech-card-em::after,
.mech-card-blue::after,
.mech-card-cyan::after,
.mech-card-amber::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  opacity: 0;
  transition: opacity 0.25s;
}

.mech-card-em::after  { background: var(--em); }
.mech-card-blue::after { background: #3b82f6; }
.mech-card-cyan::after { background: #06b6d4; }
.mech-card-amber::after { background: var(--gold); }

.mech-card:hover::after { opacity: 1 !important; }

/* Backlink discret */
.biohackr-note {
  margin-top: 3rem;
  padding: 16px 20px;
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 8px;
  font-size: 0.82rem;
  color: var(--dim);
  line-height: 1.65;
}

/* ══════════════════════════════════════════
   PROVIDERS GRID v2
══════════════════════════════════════════ */
.providers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 2.5rem;
}

.provider-card {
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 26px 22px;
  transition: border-color 0.25s, transform 0.25s;
}

.provider-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,255,255,0.12);
}

.provider-featured {
  border-color: var(--em-border) !important;
  background: linear-gradient(180deg, rgba(34,197,94,0.04), var(--bg3));
}

.provider-featured:hover {
  border-color: var(--em) !important;
}

.provider-eu-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--em-soft);
  color: var(--em);
  border: 1px solid var(--em-border);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 14px;
}

.provider-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.4rem;
}

.provider-tagline {
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1.3rem;
}

.provider-specs {
  margin-bottom: 1.3rem;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.76rem;
  color: var(--muted);
  padding: 5px 0;
}

.spec-partial {
  opacity: 0.5;
}

.spec-check {
  width: 14px;
  height: 14px;
  background: var(--em-soft);
  border: 1px solid var(--em-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.55rem;
  color: var(--em);
}

.btn-provider {
  display: inline-block;
  padding: 0.58rem 1.3rem;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid var(--border-l);
  color: var(--muted);
  transition: all 0.2s;
  letter-spacing: 0.01em;
  text-decoration: none;
}

.btn-provider:hover {
  color: #fff;
  border-color: rgba(255,255,255,0.2);
}

.btn-provider-primary {
  background: var(--em) !important;
  color: #000 !important;
  border-color: var(--em) !important;
  font-weight: 700 !important;
}

.btn-provider-primary:hover {
  background: var(--em2) !important;
  color: #000 !important;
  border-color: var(--em2) !important;
}

/* ══════════════════════════════════════════
   LEAD MAGNET BOX (Brevo)
══════════════════════════════════════════ */
.lead-magnet-box {
  background: linear-gradient(135deg, rgba(34,197,94,0.07), rgba(16,185,129,0.04), rgba(10,14,23,0) 60%);
  border: 1px solid var(--em-border);
  border-radius: 18px;
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
  margin: 0;
}

.lead-magnet-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--em), var(--em2), transparent);
}

.lead-magnet-deco {
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.05;
  font-size: 8rem;
  pointer-events: none;
  user-select: none;
}

.lead-magnet-icon {
  width: 48px;
  height: 48px;
  background: var(--em-soft);
  border: 1px solid var(--em-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
}

.lead-magnet-box h2 {
  font-size: clamp(1.4rem, 3vw, 1.85rem) !important;
  margin-bottom: 0.6rem;
  font-family: 'Playfair Display', serif !important;
  color: #fff !important;
}

.lead-magnet-sub {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 1.8rem;
  max-width: 540px;
}

.lead-privacy {
  margin-top: 10px;
  font-size: 0.68rem;
  color: var(--faint);
}

/* ══════════════════════════════════════════
   FAQ PREMIUM (details/summary)
══════════════════════════════════════════ */
.faq-list-premium {
  max-width: 820px;
  margin-top: 2.5rem;
}

details.faq-premium {
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  margin-bottom: 8px;
  overflow: hidden;
  transition: border-color 0.2s;
}

details.faq-premium:hover { border-color: rgba(34,197,94,0.15); }
details.faq-premium[open] { border-color: var(--em-border); }
details.faq-premium[open] > summary { color: var(--em); }

details.faq-premium > summary {
  list-style: none;
  padding: 17px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  transition: color 0.2s;
  user-select: none;
}

details.faq-premium > summary::-webkit-details-marker { display: none; }

details.faq-premium > summary::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--dim);
  flex-shrink: 0;
  margin-left: 12px;
  transition: transform 0.25s;
}

details.faq-premium[open] > summary::after {
  transform: rotate(45deg);
  color: var(--em);
}

.faq-body-premium {
  padding: 0 22px 18px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.85;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.faq-body-premium p {
  margin-top: 14px;
  margin-bottom: 0;
}

.faq-body-premium strong { color: #fff; }

/* ══════════════════════════════════════════
   SOURCES GRID v2
══════════════════════════════════════════ */
.sources-grid-premium {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 2rem;
}

.source-card-premium {
  background: var(--bg3);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 24px;
}

.source-card-premium h3 {
  font-size: 0.82rem !important;
  font-weight: 700;
  color: var(--muted) !important;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 1rem !important;
  font-family: 'Inter', sans-serif !important;
}

.source-card-premium ol {
  padding-left: 1.2rem;
}

.source-card-premium ol li {
  padding: 7px 0;
  color: var(--muted);
  font-size: 0.8rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  line-height: 1.65;
}

.source-card-premium ol li:last-child { border-bottom: none; }

.source-card-premium ol li a { color: var(--em); }
.source-card-premium ol li a:hover { color: var(--em2); }

/* ══════════════════════════════════════════
   ANIMATIONS — FADE-IN & SLIDE-UP
══════════════════════════════════════════ */
.fade-in-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger for grid items */
.fade-in-up:nth-child(2) { transition-delay: 0.1s; }
.fade-in-up:nth-child(3) { transition-delay: 0.2s; }
.fade-in-up:nth-child(4) { transition-delay: 0.3s; }
.fade-in-up:nth-child(5) { transition-delay: 0.4s; }
.fade-in-up:nth-child(6) { transition-delay: 0.5s; }

/* ══════════════════════════════════════════
   RESPONSIVE — PREMIUM
══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero-content-right { display: none; }
  .story-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .story-aside { display: none; }
  .counters-bar { grid-template-columns: repeat(2, 1fr); }
  .providers-grid { grid-template-columns: 1fr; max-width: 420px; }
  .sources-grid-premium { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero-premium { padding: 110px 0 60px; }
  .hero-title { font-size: clamp(2rem, 8vw, 3rem) !important; }
  .hero-stats-row { gap: 1.5rem; flex-wrap: wrap; }
  .counters-bar {
    grid-template-columns: repeat(2, 1fr);
    padding: 26px 18px;
  }
  .counter-item {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding: 14px 0;
  }
  .counter-item:nth-child(odd) { border-right: 1px solid rgba(255,255,255,0.06); }
  .counter-item:last-child { border-bottom: none; }
  .lead-magnet-box { padding: 28px 20px; }
  .lead-magnet-deco { display: none; }
  .trust-bar-inner { gap: 0.3rem 0.8rem; }
  .proof-inner { flex-direction: column; gap: 0; }
  .proof-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.05); width: 100%; justify-content: center; }
  .proof-item:last-child { border-bottom: none; }
}

@media (max-width: 480px) {
  .hero-stats-row { flex-direction: column; gap: 1rem; }
  .counters-bar { grid-template-columns: 1fr 1fr; }
  .trust-sep { display: none; }
  .trust-bar-inner { flex-direction: column; align-items: center; gap: 0.3rem; }
  .newsletter-form { flex-direction: column; }
  .newsletter-input { width: 100%; min-width: unset; }
}

/* VIP Button */
.nav-cta-vip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 14px;
  background: linear-gradient(135deg, #f59e0b, #ef4444);
  color: #fff !important;
  font-size: .75rem;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 2px 12px rgba(245,158,11,0.3);
}
.nav-cta-vip:hover { opacity: 0.85; }

/* Mobile burger fix */
@media (max-width: 768px) {
  .nav-menu {
    display: none !important;
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: #050507;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    z-index: 9998;
    padding: 80px 20px;
    list-style: none;
  }
  .nav-menu.open { display: flex !important; }
  .nav-menu li a { font-size: 20px; font-weight: 600; color: #f3f4f6; }
  .hamburger { display: flex; z-index: 9999; }
}