:root {
  --ink: #10242a;
  --ink-soft: #385057;
  --muted: #6b7b80;
  --paper: #fbf8f2;
  --paper-2: #f2eee5;
  --white: #ffffff;
  --line: rgba(16, 36, 42, 0.14);
  --teal: #0f766e;
  --teal-dark: #0b4f4b;
  --teal-light: #e6f4f1;
  --terracotta: #b96448;
  --gold: #b58b3a;
  --shadow: 0 24px 80px rgba(16, 36, 42, 0.12);
  --radius: 28px;
  --radius-sm: 18px;
  --container: 1160px;
  --font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
em { font-style: italic; }

.container {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 16px;
  background: var(--ink);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 10px;
  z-index: 999;
  font-size: 14px;
}
.skip-link:focus { top: 16px; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(251, 248, 242, 0.88);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 17px;
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--teal);
  color: var(--white);
  font-size: 13px;
  font-weight: 900;
  flex-shrink: 0;
}
.brand-text { white-space: nowrap; }
.main-nav {
  display: flex;
  gap: 22px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 500;
}
.main-nav a:hover { color: var(--teal-dark); }

/* ===== BUTTONS ===== */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.button:hover { transform: translateY(-2px); }
.button:active { transform: translateY(0); }
.button-primary {
  background: var(--teal);
  color: var(--white);
  box-shadow: 0 10px 32px rgba(15,118,110,.28);
}
.button-primary:hover { background: var(--teal-dark); }
.button-secondary {
  background: rgba(255,255,255,0.72);
  border-color: var(--line);
  color: var(--ink);
}
.button-light {
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 10px 32px rgba(0,0,0,.14);
}
.button-small {
  min-height: 40px;
  padding: 10px 18px;
  font-size: 14px;
  background: var(--teal);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(15,118,110,.22);
}
.button-small:hover { background: var(--teal-dark); transform: translateY(-1px); }

/* ===== HERO ===== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 80px 0 88px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-bg::before {
  content: "";
  position: absolute;
  top: -15%;
  right: -8%;
  width: 50vw;
  height: 50vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15,118,110,.15) 0%, transparent 68%);
}
.hero-bg::after {
  content: "";
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 35vw;
  height: 35vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(185,100,72,.09) 0%, transparent 65%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.72fr;
  align-items: center;
  gap: 60px;
  position: relative;
}
.eyebrow {
  color: var(--teal-dark);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: .13em;
  font-weight: 800;
  margin-bottom: 14px;
}
.eyebrow.light { color: rgba(158,219,212,0.9); }
h1, h2, h3 { margin: 0; line-height: 1.02; letter-spacing: -0.05em; }
h1 { font-size: clamp(50px, 7.5vw, 90px); }
h2 { font-size: clamp(34px, 5.2vw, 64px); }
h3 { font-size: 26px; letter-spacing: -0.03em; }
.hero-lead {
  margin-top: 26px;
  max-width: 720px;
  color: var(--ink-soft);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.42;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.hero-note {
  color: var(--muted);
  margin-top: 14px;
  font-size: 13px;
}
.hero-card {
  position: relative;
  border-radius: 32px;
  overflow: hidden;
  box-shadow: var(--shadow);
  background: var(--ink);
  isolation: isolate;
}
.hero-card img {
  aspect-ratio: 4 / 5;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 20%;
  transition: transform .6s ease;
}
.hero-card:hover img { transform: scale(1.02); }
.hero-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 44%;
  background: linear-gradient(to top, rgba(16,36,42,.76), transparent);
}
.hero-badge {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 20px;
  z-index: 2;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 20px;
  background: rgba(255,255,255,.11);
  color: var(--white);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 14px 18px;
}
.hero-badge strong { display: block; font-size: 15px; }
.hero-badge span { display: block; color: rgba(255,255,255,.76); font-size: 13px; margin-top: 3px; }

/* ===== SECTIONS ===== */
.section { padding: 92px 0; }
.section-muted { background: var(--paper-2); }
.section-dark {
  background: radial-gradient(circle at 10% 30%, rgba(15,118,110,.28) 0%, transparent 42%), var(--ink);
  color: var(--white);
}
.section-heading { max-width: 660px; }
.section-heading.narrow { margin: 0 auto 44px; text-align: center; }
.section-heading p:not(.eyebrow) {
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.42;
}
.section-dark .section-heading p:not(.eyebrow) { color: rgba(255,255,255,.74); }

/* ===== PAIN ===== */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 38px;
}
.pain-card {
  min-height: 190px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.64);
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: box-shadow .2s ease, transform .2s ease;
}
.pain-card:hover {
  box-shadow: 0 12px 40px rgba(16,36,42,.1);
  transform: translateY(-2px);
}
.pain-card span {
  color: var(--terracotta);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: .06em;
}
.pain-card p {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.26;
  letter-spacing: -0.02em;
}
.center-cta { text-align: center; margin-top: 38px; }

/* ===== SPLIT ===== */
.split-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 66px;
  align-items: start;
}
.text-block, .results-content {
  font-size: clamp(17px, 1.6vw, 21px);
  color: var(--ink-soft);
  line-height: 1.5;
}
.text-block p + p, .results-content p + p { margin-top: 16px; }
.text-block strong { color: var(--ink); }

.pivot-pull {
  margin: 24px 0;
  border-left: 3px solid var(--teal);
  padding: 14px 20px;
  background: var(--teal-light);
  border-radius: 0 12px 12px 0;
  font-size: clamp(16px, 1.5vw, 19px);
  color: var(--teal-dark);
  line-height: 1.5;
  font-style: italic;
}

/* ===== METHOD ===== */
.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.method-card {
  position: relative;
  overflow: hidden;
  min-height: 320px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--line);
  padding: 28px;
  box-shadow: 0 16px 50px rgba(16,36,42,.07);
  transition: box-shadow .2s ease, transform .2s ease;
}
.method-card:hover {
  box-shadow: 0 24px 64px rgba(16,36,42,.13);
  transform: translateY(-3px);
}
.method-card::before {
  content: "";
  position: absolute;
  width: 160px;
  height: 160px;
  right: -60px;
  top: -60px;
  border-radius: 50%;
  background: rgba(15,118,110,.1);
}
.method-number {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--teal);
  font-weight: 900;
  font-size: 17px;
  margin-bottom: 24px;
}
.method-card h3 { margin-bottom: 16px; }
.method-card p { color: var(--ink-soft); font-size: 17px; line-height: 1.5; }

/* ===== PROGRAMME ===== */
.program-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
}
.program-panel {
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.07);
  border-radius: var(--radius);
  padding: 32px;
}
.check-list {
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}
.check-list li {
  position: relative;
  padding-left: 30px;
  font-size: clamp(16px, 1.5vw, 19px);
  color: rgba(255,255,255,.86);
  line-height: 1.4;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(158,219,212,.85);
}

/* ===== MÉTRIQUES ===== */
.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 26px 0 12px;
}
.metrics div {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  padding: 20px;
}
.metrics strong {
  display: block;
  color: var(--terracotta);
  font-size: 40px;
  letter-spacing: -0.06em;
  line-height: 1;
}
.metrics span { display: block; margin-top: 8px; color: var(--ink-soft); font-size: 14px; line-height: 1.4; }
.microcopy { color: var(--muted); font-size: 14px; line-height: 1.5; margin-top: 10px; }

/* ===== TÉMOIGNAGES ===== */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.testimonial-card {
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--white);
  padding: 22px;
  box-shadow: 0 14px 48px rgba(16,36,42,.07);
  transition: box-shadow .2s ease, transform .2s ease;
}
.testimonial-card:hover {
  box-shadow: 0 20px 60px rgba(16,36,42,.12);
  transform: translateY(-2px);
}
.testimonial-head {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}
.avatar {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--teal-light);
  color: var(--teal-dark);
  font-weight: 800;
  font-size: 12px;
}
.testimonial-head strong { display: block; font-size: 14px; }
.testimonial-head small { color: var(--muted); display: block; margin-top: 2px; font-size: 12px; }
.testi-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .03em;
  padding: 3px 8px;
  border-radius: 20px;
  background: var(--teal-light);
  color: var(--teal-dark);
  margin-bottom: 12px;
}
.testimonial-card blockquote {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.65;
  margin: 0;
  padding: 0;
  border: none;
  font-style: normal;
}

/* ===== PROFIL ===== */
.profile-grid {
  display: grid;
  grid-template-columns: 0.44fr 0.56fr;
  gap: 56px;
  align-items: center;
}
.profile-photo {
  overflow: hidden;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  background: var(--ink);
}
.profile-photo img {
  aspect-ratio: 1 / 1.13;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 18%;
}
.profile-lead {
  margin-top: 16px;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.4;
}
.profile-copy > p:not(.eyebrow):not(.profile-lead) {
  margin-top: 16px;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.6;
}
.profile-stats {
  margin: 26px 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.profile-stats div {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.profile-stats strong { display: block; font-size: 22px; letter-spacing: -0.04em; }
.profile-stats span { display: block; color: var(--muted); font-size: 12px; margin-top: 4px; line-height: 1.35; }
.plain-list { margin: 0; padding-left: 18px; color: var(--ink-soft); font-size: 16px; }
.plain-list li + li { margin-top: 8px; }

/* ===== DIAGNOSTIC CTA ===== */
.diagnostic-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 36px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius);
  padding: 40px;
  background: rgba(255,255,255,.06);
}
.diagnostic-card p { color: rgba(255,255,255,.74); max-width: 760px; margin-top: 16px; font-size: 18px; line-height: 1.5; }
.diagnostic-details {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 24px 0 30px;
}
.diagnostic-detail {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px;
  padding: 14px;
}
.diagnostic-detail dt {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: rgba(255,255,255,.48);
  margin-bottom: 5px;
}
.diagnostic-detail dd {
  font-size: 14px;
  color: rgba(255,255,255,.86);
  line-height: 1.45;
}

/* ===== FAQ ===== */
.faq-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  align-items: start;
}
.faq-col-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}
details {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 10px;
}
summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 46px 18px 18px;
  font-weight: 700;
  font-size: 15px;
  position: relative;
  line-height: 1.35;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--teal);
  line-height: 1;
  transition: transform .2s ease;
}
details[open] summary::after { content: "−"; }
.faq-body {
  padding: 0 18px 20px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.65;
}
.faq-body p + p { margin-top: 10px; }
.faq-body ul { padding-left: 18px; margin: 8px 0; }
.faq-body li { margin-bottom: 5px; }

.resources {
  margin-top: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--white);
  padding: 26px;
}
.resources-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.resources ul {
  columns: 2;
  margin: 0;
  padding-left: 18px;
  color: var(--ink-soft);
  font-size: 14px;
}
.resources li { break-inside: avoid; margin-bottom: 8px; }
.resources a {
  color: var(--teal-dark);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.resources a:hover { color: var(--teal); }

/* ===== FOOTER ===== */
.site-footer {
  background: #0b161a;
  color: rgba(255,255,255,.72);
  padding: 36px 0 88px;
  font-size: 14px;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.site-footer strong { color: var(--white); }
.footer-link {
  color: var(--white);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

/* ===== REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ===== MOBILE CTA ===== */
.mobile-cta { display: none; }

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button, .reveal, .hero-card img, .pain-card, .method-card, .testimonial-card {
    transition: none;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ===== RESPONSIVE 980px ===== */
@media (max-width: 980px) {
  .main-nav { display: none; }
  .hero-grid, .split-grid, .program-grid, .profile-grid { grid-template-columns: 1fr; }
  .diagnostic-card { grid-template-columns: 1fr; }
  .hero { padding-top: 52px; }
  .hero-card { max-width: 520px; margin: 0 auto; }
  .pain-grid, .method-grid, .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .profile-stats { grid-template-columns: repeat(2, 1fr); }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .faq-layout { grid-template-columns: 1fr; }
  .diagnostic-details { grid-template-columns: repeat(2, 1fr); }
  .resources ul { columns: 1; }
}

/* ===== RESPONSIVE 700px ===== */
@media (max-width: 700px) {
  .container { width: min(100% - 28px, var(--container)); }
  .site-header .button-small { display: none; }
  .header-inner { min-height: 64px; }
  .brand { font-size: 15px; }
  .brand-mark { width: 36px; height: 36px; }
  .hero { padding: 42px 0 64px; }
  h1 { font-size: clamp(42px, 12vw, 58px); }
  h2 { font-size: clamp(32px, 9vw, 46px); }
  .hero-lead { font-size: 18px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .section { padding: 64px 0; }
  .section-heading.narrow { text-align: left; margin-bottom: 26px; }
  .pain-grid, .method-grid, .testimonial-grid { grid-template-columns: 1fr; }
  .profile-stats, .metrics { grid-template-columns: 1fr 1fr; }
  .method-card { min-height: auto; }
  .diagnostic-card, .diagnostic-details { padding: 22px; border-radius: 22px; }
  .diagnostic-details { grid-template-columns: 1fr 1fr; }
  .program-panel { padding: 22px; border-radius: 22px; }
  .testimonial-card { padding: 18px; }
  .check-list li { font-size: 17px; }
  .footer-grid { flex-direction: column; align-items: flex-start; gap: 16px; }
  .mobile-cta {
    display: block;
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 80;
  }
  .mobile-cta a {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 52px;
    border-radius: 999px;
    background: var(--teal);
    color: var(--white);
    font-weight: 800;
    font-size: 15px;
    box-shadow: 0 16px 44px rgba(15,118,110,.32);
  }
}