/* ============================================
   SKIP LINK — ACCESSIBILITÉ
   ============================================ */

.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--accent);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  z-index: 10000;
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  text-decoration: none;
  border-radius: 0 0 8px 0;
}

.skip-link:focus {
  top: 0;
}

/* ============================================
   RESET & BASE
   ============================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Outfit', sans-serif;
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
}

/* ============================================
   VARIABLES CSS
   ============================================ */

:root {
  /* Fonds */
  --bg-primary: #1A1A2E;
  --bg-secondary: #16213E;
  --bg-card: rgba(255, 255, 255, 0.04);

  /* Textes */
  --text-primary: #F0F0F0;
  --text-secondary: #A0A0B0;

  /* Accents */
  --accent: #C06A28;
  --accent-light: #E8A04A;
  --accent-glow: rgba(212, 117, 46, 0.15);

  /* Layout */
  --max-width: 1100px;
  --section-padding: 100px 24px;
  --nav-height: 72px;
  --topbar-height: 36px;
}

/* ============================================
   TYPOGRAPHIE
   ============================================ */

h1 {
  font-family: 'Libre Baskerville', serif;
  font-weight: 400;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.25;
}

h2 {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: clamp(26px, 3.5vw, 34px);
  line-height: 1.2;
  margin-bottom: 48px;
}

h3 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 20px;
  line-height: 1.3;
}

a {
  color: var(--accent-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* ============================================
   FOND — GRILLE TECH SUBTILE
   ============================================ */

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 32px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 32px);
}

/* ============================================
   SECTIONS — COMMUN
   ============================================ */

.section {
  padding: var(--section-padding);
  position: relative;
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section__title {
  text-align: center;
}

/* Séparateurs dégradés entre sections */
.section + .section::before {
  content: '';
  display: block;
  width: 200px;
  height: 2px;
  margin: 0 auto 0;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

/* Scroll margin pour liens ancres avec nav sticky + bandeau */
section[id] {
  scroll-margin-top: calc(var(--nav-height) + var(--topbar-height));
}

/* ============================================
   BANDEAU TÉLÉPHONE
   ============================================ */

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 110;
  height: var(--topbar-height);
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.topbar__link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.topbar__link:hover {
  color: #fff;
  opacity: 0.9;
}

/* ============================================
   BOUTONS
   ============================================ */

.btn {
  display: inline-block;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 32px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

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

.btn--primary:hover {
  background-color: var(--accent-light);
  color: #fff;
  box-shadow: 0 0 30px var(--accent-glow);
  transform: scale(1.02);
}

.btn--full {
  width: 100%;
}

.btn:focus-visible {
  outline: 2px solid var(--accent-light);
  outline-offset: 3px;
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav {
  position: fixed;
  top: var(--topbar-height);
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
}

.nav.scrolled {
  background-color: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.05em;
}

.nav__logo:hover {
  color: var(--text-primary);
}

.nav__logo-icon {
  font-family: 'Libre Baskerville', serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--accent);
  background: rgba(212, 117, 46, 0.12);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav__links a {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav__links a:hover {
  color: var(--text-primary);
}

.btn--nav {
  padding: 10px 22px;
  font-size: 14px;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ============================================
   HERO
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 140px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero__stars {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}


.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 60px;
  align-items: center;
}

.hero__content {
  position: relative;
}

.hero__photo {
  position: relative;
}

.hero__photo img {
  width: 320px;
  height: auto;
  border-radius: 16px;
  filter: grayscale(100%) contrast(1.05);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* Accent border subtile autour de la photo */
.hero__photo::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--accent), transparent 60%);
  z-index: -1;
}

.hero__subtitle {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.15em;
  color: var(--accent-light);
  margin-bottom: 24px;
}

.hero__title em {
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  color: var(--accent);
}

.hero__title {
  margin-bottom: 28px;
}

.hero__text {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.hero__benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 40px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 28px 24px;
}

.hero__benefits li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 17px;
  color: var(--text-primary);
  line-height: 1.4;
}

.hero__benefits li strong {
  color: var(--accent-light);
  font-weight: 600;
}

.hero__benefits svg {
  flex-shrink: 0;
  color: var(--accent);
}

.hero .btn {
  margin-bottom: 40px;
}

.hero__baseline {
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  font-size: 14px;
  color: var(--text-secondary);
}

/* ============================================
   APPROCHE — 3 ÉTAPES
   ============================================ */

.approche {
  background-color: var(--bg-secondary);
}

.approche__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--bg-card);
  border-radius: 12px;
  border-top: 3px solid var(--accent);
  padding: 36px 28px;
}

.card__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 20px;
}

.card__title {
  margin-bottom: 12px;
}

.card__text {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.65;
}

/* ============================================
   BÉNÉFICES
   ============================================ */


.benefices__list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 48px;
  max-width: 800px;
  margin: 0 auto;
}

.benefices__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 16px;
  line-height: 1.5;
}

.benefices__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(212, 117, 46, 0.12);
  color: var(--accent-light);
  margin-top: 1px;
}

/* ============================================
   SERVICES — BULLES DE CONVERSATION
   ============================================ */


.bubbles {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
  list-style: none;
}

.bubbles__row {
  display: contents;
}

.bubble {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  width: 160px;
  height: 160px;
  padding: 20px;
  border-radius: 50%;
  background: rgba(212, 117, 46, 0.1);
  border: 1.5px solid rgba(212, 117, 46, 0.3);
  color: var(--accent-light);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  transition: all 0.3s ease;
  position: relative;
}

.bubble:hover {
  background: rgba(212, 117, 46, 0.2);
  color: #fff;
  transform: scale(1.08);
  box-shadow: 0 0 30px var(--accent-glow);
  border-color: var(--accent);
}

/* ============================================
   TÉMOIGNAGES
   ============================================ */

.temoignages {
  background-color: var(--bg-secondary);
}

.temoignages__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.testimonial {
  background: var(--bg-card);
  border-radius: 12px;
  padding: 36px 32px;
  position: relative;
}

.testimonial::before {
  content: '\201C';
  font-family: 'Libre Baskerville', serif;
  font-size: 72px;
  color: var(--accent);
  opacity: 0.3;
  position: absolute;
  top: 12px;
  left: 24px;
  line-height: 1;
}

.testimonial__text {
  font-style: italic;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 20px;
  position: relative;
}

.testimonial__author {
  font-style: normal;
}

.testimonial__author strong {
  color: var(--accent-light);
  font-weight: 700;
}

/* ============================================
   CONTACT
   ============================================ */

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.form__group {
  margin-bottom: 20px;
}

.form__group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.form__optional {
  font-weight: 400;
  color: var(--text-secondary);
  opacity: 0.6;
}

.form__group input,
.form__group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  font-family: 'Outfit', sans-serif;
  font-size: 16px;
  transition: border-color 0.3s ease;
}

.form__group input:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-top: 16px;
}

.contact__info-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 17px;
}

.contact__info-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(212, 117, 46, 0.12);
  color: var(--accent-light);
}

.contact__info-item a {
  color: var(--text-primary);
}

.contact__info-item a:hover {
  color: var(--accent-light);
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  padding: 40px 24px;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer p {
  font-size: 14px;
  color: var(--text-secondary);
}

.footer__baseline {
  font-family: 'Libre Baskerville', serif;
  font-style: italic;
  margin-top: 8px;
  opacity: 0.7;
}

/* ============================================
   WHATSAPP FLOTTANT
   ============================================ */

.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: all 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

/* ============================================
   FOCUS-VISIBLE — ACCESSIBILITÉ
   ============================================ */

.nav__links a:focus-visible,
.bubble:focus-visible,
.blog-card:focus-visible,
.blog-card__link:focus-visible,
.nav__hamburger:focus-visible,
.topbar__link:focus-visible,
.whatsapp-float:focus-visible,
.breadcrumb a:focus-visible,
.contact__info-item a:focus-visible {
  outline: 2px solid var(--accent-light);
  outline-offset: 3px;
  border-radius: 4px;
}

a:focus-visible {
  outline: 2px solid var(--accent-light);
  outline-offset: 3px;
}

/* ============================================
   ANIMATIONS — SCROLL REVEAL
   ============================================ */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   BLOG — ARTICLE STYLES
   ============================================ */

.blog-article {
  max-width: 760px;
  margin: 0 auto;
  padding: calc(var(--nav-height) + var(--topbar-height) + 40px) 24px 80px;
  color: var(--text-primary);
}

.breadcrumb {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.breadcrumb a {
  color: var(--text-secondary);
}

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

.blog-article h1 {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 16px;
}

.article-meta {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.tldr {
  background: rgba(212, 117, 46, 0.08);
  border-left: 3px solid var(--accent);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  margin-bottom: 36px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.blog-article h2 {
  font-size: clamp(22px, 3vw, 28px);
  margin-top: 48px;
  margin-bottom: 20px;
}

.blog-article h3 {
  font-size: 18px;
  margin-top: 32px;
  margin-bottom: 12px;
}

.blog-article p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.75;
}

.blog-article a {
  color: var(--accent-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}

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

.cta-box {
  background: var(--bg-card);
  border: 1px solid rgba(212, 117, 46, 0.2);
  border-radius: 12px;
  padding: 36px 32px;
  text-align: center;
  margin: 48px 0;
}

.cta-box h2 {
  margin-top: 0;
  font-size: 24px;
}

.cta-box p {
  margin-bottom: 24px;
}

.related-articles {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.related-articles h2 {
  font-size: 20px;
  margin-top: 0;
}

.related-articles ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.related-articles li a {
  color: var(--accent-light);
  font-size: 15px;
}

/* ============================================
   BLOG — INDEX / LISTING
   ============================================ */

.blog-listing {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: calc(var(--nav-height) + var(--topbar-height) + 40px) 24px 80px;
}

.blog-listing h1 {
  text-align: center;
  margin-bottom: 48px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--bg-card);
  border-radius: 12px;
  border-top: 3px solid var(--accent);
  padding: 28px 24px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.blog-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.blog-card__excerpt {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.blog-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-light);
}

/* ============================================
   HOMEPAGE — BLOG SECTION
   ============================================ */

.blog-preview__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-preview__more {
  text-align: center;
  margin-top: 36px;
}

.contact {
  background-color: var(--bg-secondary);
}

/* ============================================
   CHIFFRES CLÉS
   ============================================ */

.chiffres__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.chiffre {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.chiffre__number {
  font-family: 'Libre Baskerville', serif;
  font-weight: 700;
  font-size: clamp(36px, 5vw, 52px);
  color: var(--accent-light);
  line-height: 1.1;
}

.chiffre__label {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ============================================
   FAQ — ACCORDÉON
   ============================================ */

.faq__list {
  max-width: 760px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.faq__item:last-child {
  border-bottom: none;
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 17px;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
  transition: color 0.3s ease;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::after {
  content: '+';
  font-size: 24px;
  font-weight: 300;
  color: var(--accent-light);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq__item[open] .faq__question::after {
  content: '−';
}

.faq__question:hover {
  color: var(--accent-light);
}

.faq__answer {
  padding: 0 0 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ============================================
   FOOTER — MENTIONS LÉGALES
   ============================================ */

.footer__legal {
  margin-top: 8px;
  font-size: 13px;
}

.footer__legal a {
  color: var(--text-secondary);
  opacity: 0.7;
}

.footer__legal a:hover {
  color: var(--accent-light);
  opacity: 1;
}

/* ============================================
   FORMULAIRE — FEEDBACK & HONEYPOT
   ============================================ */

.form__hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  overflow: hidden;
}

.form__feedback {
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 15px;
  line-height: 1.5;
  display: none;
}

.form__feedback--success {
  display: block;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.3);
  color: #6ee7a0;
}

.form__feedback--error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

/* ============================================
   ÉTUDES DE CAS — PREVIEW HOMEPAGE
   ============================================ */

.etudes-preview {
  background-color: var(--bg-secondary);
}

.etudes-preview__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.etude-card {
  background: var(--bg-card);
  border-radius: 12px;
  border-top: 3px solid var(--accent);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}

.etude-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.etude-card__tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--accent-light);
  background: rgba(212, 117, 46, 0.12);
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 16px;
  align-self: flex-start;
}

.etude-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.3;
}

.etude-card__result {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  flex: 1;
}

.etude-card__result strong {
  color: var(--accent-light);
}

.etude-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-light);
}

.etudes-preview__more {
  text-align: center;
  margin-top: 36px;
}

/* ============================================
   ÉTUDES DE CAS — PAGE COMPLÈTE
   ============================================ */

.case-study {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.case-study:first-of-type {
  margin-top: 36px;
  padding-top: 0;
  border-top: none;
}

.case-study__section {
  margin-bottom: 24px;
}

.case-study__section h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--accent-light);
  margin-bottom: 8px;
}

.case-study__section ul {
  list-style: none;
  padding: 0;
}

.case-study__section ul li {
  color: var(--text-secondary);
  line-height: 1.75;
  padding-left: 20px;
  position: relative;
  margin-bottom: 4px;
}

.case-study__section ul li::before {
  content: '•';
  color: var(--accent);
  position: absolute;
  left: 0;
  font-weight: 700;
}

.case-study__result {
  margin-top: 24px;
}

.case-study__result-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.case-study__stat {
  background: rgba(212, 117, 46, 0.08);
  border: 1px solid rgba(212, 117, 46, 0.15);
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.case-study__stat-number {
  font-family: 'Libre Baskerville', serif;
  font-weight: 700;
  font-size: clamp(24px, 3vw, 32px);
  color: var(--accent-light);
  line-height: 1.1;
}

.case-study__stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ============================================
   RESPONSIVE — TABLETTE
   ============================================ */

@media (max-width: 1024px) {
  .approche__grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .temoignages__grid {
    grid-template-columns: 1fr;
  }

  .benefices__list {
    grid-template-columns: 1fr;
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-preview__grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .chiffres__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .etudes-preview__grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  .case-study__result-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */

@media (max-width: 768px) {
  :root {
    --section-padding: 64px 20px;
    --nav-height: 64px;
  }

  h2 {
    margin-bottom: 32px;
  }

  /* Nav mobile */
  .nav__hamburger {
    display: flex;
    z-index: 110;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: var(--bg-secondary);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 32px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    box-shadow: -4px 0 24px rgba(0,0,0,0.3);
  }

  .nav.open .nav__links {
    transform: translateX(0);
  }

  .nav__links a {
    font-size: 18px;
  }

  .btn--nav {
    font-size: 16px;
    padding: 12px 24px;
  }

  /* Hamburger animation → X */
  .nav.open .nav__hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .nav.open .nav__hamburger span:nth-child(2) {
    opacity: 0;
  }
  .nav.open .nav__hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  /* Hero */
  .hero {
    padding: calc(var(--topbar-height) + var(--nav-height) + 24px) 20px 60px;
    min-height: auto;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 28px;
  }

  .hero__photo {
    order: -1;
    justify-self: center;
  }

  .hero__photo img {
    width: 180px;
  }

  .hero__subtitle {
    font-size: 12px;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
  }

  .hero__title {
    font-size: 28px;
    margin-bottom: 20px;
  }

  .hero__text {
    font-size: 15px;
    margin-bottom: 28px;
  }

  /* Bulles services */
  .bubbles {
    gap: 14px;
  }

  .bubble {
    width: 120px;
    height: 120px;
    padding: 14px;
    font-size: 12px;
  }

  /* Bénéfices dans le hero */
  .hero__benefits {
    padding: 18px 16px;
    gap: 14px;
  }

  .hero__benefits li {
    font-size: 14px;
    text-align: left;
    gap: 10px;
    line-height: 1.5;
    align-items: flex-start;
  }

  .hero__benefits svg {
    width: 16px;
    height: 16px;
    min-width: 16px;
    margin-top: 3px;
  }

  .hero__benefits li strong {
    font-weight: 700;
  }

  /* Testimonials */
  .testimonial {
    padding: 28px 24px;
  }

  .testimonial__text {
    font-size: 14px;
  }

  /* WhatsApp plus petit sur mobile */
  .whatsapp-float {
    width: 52px;
    height: 52px;
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-float svg {
    width: 26px;
    height: 26px;
  }

  /* Bandeau téléphone mobile */
  .topbar__link {
    font-size: 12px;
  }

  .blog-article {
    padding-top: calc(var(--nav-height) + var(--topbar-height) + 24px);
  }

  .blog-listing {
    padding-top: calc(var(--nav-height) + var(--topbar-height) + 24px);
  }
}