/* ============================================================
   CASTEL HORIZON RETRAITE — styles.css
   Palette : bleu nuit · ivoire · or
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --navy:       #1c2b3a;
  --navy-deep:  #111d29;
  --navy-mid:   #243347;
  --gold:       #c9a96e;
  --gold-light: #dfc08e;
  --gold-dark:  #a8844f;
  --ivory:      #f8f4ee;
  --ivory-dark: #ede8df;
  --white:      #ffffff;
  --text:       #2d3f52;
  --text-light: #6b7f93;
  --border:     rgba(201,169,110,.25);

  --ff-serif: 'Cormorant Garamond', Georgia, serif;
  --ff-sans:  'Inter', system-ui, sans-serif;

  --radius: 4px;
  --radius-lg: 10px;
  --shadow: 0 8px 40px rgba(17,29,41,.12);
  --shadow-lg: 0 20px 60px rgba(17,29,41,.18);

  --transition: .3s ease;
  --container: 1180px;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--ff-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--ivory);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; }

/* ── Utilitaires ────────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}

.tag {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(201,169,110,.1);
  border: 1px solid var(--border);
  padding: .35em 1em;
  border-radius: 20px;
  margin-bottom: 1.2rem;
}
.tag-light {
  color: var(--white);
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.25);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}
.section-head h2 { margin-bottom: .75rem; }
.section-head p  { color: var(--text-light); font-size: 1.05rem; }

/* ── Typographie ────────────────────────────────────────────── */
h1, h2, h3 { font-family: var(--ff-serif); line-height: 1.2; }
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 600; color: var(--navy); }
h1 em { font-style: italic; color: var(--gold); }
h2 { font-size: clamp(1.9rem, 3.5vw, 2.8rem); font-weight: 600; color: var(--navy); }
h3 { font-size: 1.3rem; font-weight: 600; color: var(--navy); margin-bottom: .4rem; }
p  { color: var(--text-light); }

/* ── Boutons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--ff-sans);
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .06em;
  padding: .85em 1.8em;
  border-radius: var(--radius);
  transition: var(--transition);
}
.btn-gold {
  background: var(--gold);
  color: var(--navy-deep);
  box-shadow: 0 4px 20px rgba(201,169,110,.35);
}
.btn-gold:hover {
  background: var(--gold-light);
  box-shadow: 0 6px 28px rgba(201,169,110,.5);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,169,110,.06);
}
.btn-outline-dark {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid rgba(28,43,58,.3);
}
.btn-outline-dark:hover {
  background: var(--navy);
  color: var(--white);
}
.btn-lg { padding: 1em 2.2em; font-size: .95rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-nav {
  background: var(--gold);
  color: var(--navy-deep) !important;
  padding: .55em 1.4em;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .04em;
  transition: var(--transition);
}
.btn-nav:hover { background: var(--gold-light); }

/* ══════════════════════════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(17, 29, 41, 0.97);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(201,169,110,.15);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: 0 4px 30px rgba(0,0,0,.35); }

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.logo-img { height: 44px; width: auto; border-radius: 6px; }
.logo-fullname {
  font-family: var(--ff-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--white);
  letter-spacing: .01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}
.nav-links a {
  font-size: .88rem;
  font-weight: 500;
  color: rgba(255,255,255,.75);
  letter-spacing: .02em;
  position: relative;
  transition: color var(--transition);
}
.nav-links a:not(.btn-nav)::after {
  content: '';
  position: absolute;
  left: 0; bottom: -3px;
  width: 0; height: 1.5px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:not(.btn-nav):hover { color: var(--gold); }
.nav-links a:not(.btn-nav):hover::after { width: 100%; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ══════════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  padding: 160px 0 100px;
  overflow: hidden;
  background: var(--ivory);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 80% 50%, rgba(201,169,110,.13) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 5% 70%,  rgba(28,43,58,.05)    0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: center;
}

.hero-content { max-width: 580px; }

.hero-tag {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.4rem;
}

.hero h1 { margin-bottom: 1.4rem; }

.hero-lead {
  font-size: 1.08rem;
  line-height: 1.8;
  color: var(--text-light);
  margin-bottom: 2.2rem;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-metrics {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 1.4rem 1.8rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  width: fit-content;
}
.metric { text-align: center; padding: 0 1.6rem; }
.metric-num {
  display: block;
  font-family: var(--ff-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1;
}
.metric-label {
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-top: .3rem;
}
.metric-sep {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

/* Portrait */
.hero-portrait {
  position: relative;
  display: flex;
  justify-content: center;
}
.portrait-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--border);
}
.portrait-frame::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, var(--gold), transparent 50%);
  opacity: .3;
  pointer-events: none;
  z-index: 1;
}
.portrait-frame img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  object-position: top center;
}
.portrait-badge {
  position: absolute;
  bottom: 28px;
  left: -24px;
  display: flex;
  align-items: center;
  gap: .7rem;
  background: var(--navy);
  color: var(--white);
  padding: .8rem 1.2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.badge-icon { color: var(--gold); font-size: 1.2rem; }
.badge-txt { font-size: .78rem; font-weight: 600; line-height: 1.3; letter-spacing: .04em; }

/* ══════════════════════════════════════════════════════════════
   À PROPOS
══════════════════════════════════════════════════════════════ */
.about {
  padding: 100px 0;
  background: var(--white);
}
.about-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 70px;
  align-items: center;
}

.about-portrait { position: relative; }
.about-photo-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-photo-frame img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: top center;
}
.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--gold);
  color: var(--navy-deep);
  padding: 1.2rem 1.6rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 8px 30px rgba(201,169,110,.4);
}
.about-badge-num {
  display: block;
  font-family: var(--ff-serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}
.about-badge-txt {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.about-lead {
  font-size: 1.1rem;
  color: var(--text);
  line-height: 1.75;
  margin-bottom: 1rem;
}
.about-right-col h2 { margin-bottom: 1.2rem; }
.about-right-col p { margin-bottom: 1rem; }

.about-values {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-top: 2rem;
}
.aval {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.2rem 1.4rem;
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.aval:hover {
  box-shadow: var(--shadow);
  border-color: var(--gold);
}
.aval-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--white);
}
.aval h3 { font-size: 1.05rem; margin-bottom: .2rem; }
.aval p   { font-size: .9rem; margin: 0; }

/* ══════════════════════════════════════════════════════════════
   MÉTHODE
══════════════════════════════════════════════════════════════ */
.method {
  padding: 100px 0;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.method::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 100% 50%, rgba(201,169,110,.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 0% 20%,   rgba(255,255,255,.03) 0%, transparent 70%);
}
.method-header {
  text-align: center;
  margin-bottom: 3.5rem;
}
.method-header h2 { color: var(--white); }

.steps-row {
  display: flex;
  align-items: center;
  gap: 0;
  position: relative;
}
.step-card {
  flex: 1;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 2.2rem 2rem;
  transition: background var(--transition), border-color var(--transition);
}
.step-card:hover {
  background: rgba(255,255,255,.08);
  border-color: var(--gold);
}
.step-num {
  font-family: var(--ff-serif);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--gold);
  opacity: .35;
  line-height: 1;
  margin-bottom: .8rem;
}
.step-card h3 { color: var(--white); font-size: 1.15rem; margin-bottom: .6rem; }
.step-card p  { color: rgba(255,255,255,.6); font-size: .93rem; }

.step-arrow {
  padding: 0 1rem;
  color: var(--gold);
  opacity: .5;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════
   SERVICES
══════════════════════════════════════════════════════════════ */
.services {
  padding: 100px 0;
  background: var(--ivory);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.srv-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}
.srv-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold);
}
.srv-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.2rem;
}
.srv-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}
.srv-num {
  font-family: var(--ff-serif);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--navy);
  opacity: .08;
  line-height: 1;
}
.srv-card h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.srv-benefit {
  font-size: .88rem;
  font-weight: 600;
  color: var(--gold-dark);
  margin-bottom: .8rem;
}
.srv-card > p:last-of-type {
  font-size: .9rem;
  flex: 1;
  margin-bottom: 1.2rem;
}
.srv-link {
  font-size: .83rem;
  font-weight: 600;
  color: var(--gold-dark);
  letter-spacing: .04em;
  display: inline-block;
  transition: gap var(--transition), color var(--transition);
}
.srv-link:hover { color: var(--gold); }

/* ══════════════════════════════════════════════════════════════
   TÉMOIGNAGES
══════════════════════════════════════════════════════════════ */
.testimonials {
  padding: 100px 0;
  background: var(--white);
}
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.testi-card {
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  position: relative;
  transition: box-shadow var(--transition);
}
.testi-card:hover { box-shadow: var(--shadow); }
.testi-card::before {
  content: '"';
  position: absolute;
  top: 1rem; left: 1.5rem;
  font-family: var(--ff-serif);
  font-size: 5rem;
  color: var(--gold);
  opacity: .15;
  line-height: 1;
}
.testi-stars {
  color: var(--gold);
  font-size: 1rem;
  letter-spacing: .1em;
  margin-bottom: 1rem;
}
.testi-card > p {
  font-size: .95rem;
  font-style: italic;
  color: var(--text);
  line-height: 1.75;
  margin-bottom: 1.4rem;
}
.testi-card footer { display: flex; flex-direction: column; gap: .2rem; }
.testi-card cite  { font-style: normal; font-weight: 700; color: var(--navy); font-size: .95rem; }
.testi-card span  { font-size: .78rem; color: var(--text-light); letter-spacing: .04em; }

/* ══════════════════════════════════════════════════════════════
   PARTENAIRES
══════════════════════════════════════════════════════════════ */
.partners {
  padding: 70px 0;
  background: var(--ivory);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.partners-inner { text-align: center; }
.partners-inner h2 {
  font-size: 1.5rem;
  margin-bottom: .6rem;
}
.partners-inner > p {
  max-width: 600px;
  margin: 0 auto 2.5rem;
  font-size: .95rem;
}
.partners-logos {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.partner-item {
  padding: .8rem 2rem;
  border: 1.5px solid var(--border);
  border-radius: 30px;
  font-family: var(--ff-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: .04em;
  background: var(--white);
  transition: border-color var(--transition), background var(--transition);
}
.partner-item:hover {
  border-color: var(--gold);
  background: rgba(201,169,110,.06);
}

/* ══════════════════════════════════════════════════════════════
   CTA BANDEAU
══════════════════════════════════════════════════════════════ */
.cta-band {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy-mid) 100%);
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: '';
  position: absolute;
  right: -100px; top: -100px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,169,110,.1) 0%, transparent 70%);
  pointer-events: none;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}
.cta-text h2 { color: var(--white); font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: .5rem; }
.cta-text p  { color: rgba(255,255,255,.65); }
.cta-actions { display: flex; gap: 1rem; flex-shrink: 0; flex-wrap: wrap; }
.cta-actions .btn-outline-dark {
  color: var(--white);
  border-color: rgba(255,255,255,.3);
}
.cta-actions .btn-outline-dark:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
}

/* ══════════════════════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════════════════════ */
.contact {
  padding: 100px 0;
  background: var(--white);
}
.contact-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.info-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.2rem 1.4rem;
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.info-card:hover { border-color: var(--gold); box-shadow: var(--shadow); }
.info-card svg { color: var(--gold); margin-top: 2px; flex-shrink: 0; }
.info-card h3 { font-size: .9rem; font-weight: 700; color: var(--navy); margin-bottom: .15rem; }
.info-card a  { font-size: .88rem; color: var(--gold-dark); transition: color var(--transition); }
.info-card a:hover { color: var(--gold); }

.trust-block {
  margin-top: .5rem;
  padding: 1.6rem 1.8rem;
  background: var(--navy);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--gold);
}
.trust-block blockquote {
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--white);
  line-height: 1.6;
  margin-bottom: .6rem;
}
.trust-block span { font-size: .75rem; color: rgba(255,255,255,.5); letter-spacing: .04em; }

/* Formulaire */
.contact-form {
  background: var(--ivory);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.4rem;
}
.contact-form h3 { font-size: 1.4rem; margin-bottom: .3rem; }
.form-sub { font-size: .88rem; color: var(--text-light); margin-bottom: 1.8rem; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
}
.form-group { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1.2rem; }
.form-row .form-group { margin-bottom: 0; }

label {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--navy);
}
.opt { font-weight: 400; text-transform: none; letter-spacing: 0; color: var(--text-light); }

input, select, textarea {
  width: 100%;
  padding: .8rem 1rem;
  font-family: var(--ff-sans);
  font-size: .95rem;
  color: var(--text);
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
input::placeholder, textarea::placeholder { color: rgba(109,127,147,.6); }
input:focus, select:focus, textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,169,110,.15);
}
textarea { resize: vertical; min-height: 120px; }
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236b7f93' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

/* ══════════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════════ */
.footer {
  background: var(--navy-deep);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand .logo-fullname { color: var(--white); }
.footer-brand p { font-size: .88rem; color: rgba(255,255,255,.45); line-height: 1.8; }

.footer-col h4 {
  font-family: var(--ff-sans);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.2rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: .7rem; }
.footer-col li, .footer-col a {
  font-size: .88rem;
  color: rgba(255,255,255,.5);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--gold); }

.footer-bottom {
  padding: 1.5rem 0;
  text-align: center;
}
.footer-bottom p { font-size: .78rem; color: rgba(255,255,255,.3); }

/* ══════════════════════════════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

[data-anim] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .65s ease, transform .65s ease;
}
[data-anim].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero-grid        { grid-template-columns: 1fr; }
  .hero-portrait    { display: none; }
  .about-layout     { grid-template-columns: 1fr; }
  .about-portrait   { max-width: 360px; }
  .contact-grid     { grid-template-columns: 1fr; }
  .footer-grid      { grid-template-columns: 1fr 1fr; }
  .services-grid    { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(17,29,41,.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    gap: 0;
    padding: 1.5rem 0;
    border-bottom: 1px solid rgba(201,169,110,.15);
    box-shadow: 0 20px 40px rgba(0,0,0,.3);
  }
  .nav-links.open { display: flex; }
  .nav-links li   { width: 100%; }
  .nav-links a    { display: block; padding: .9rem 2rem; font-size: .95rem; color: rgba(255,255,255,.8); }
  .nav-links a:not(.btn-nav)::after { display: none; }
  .btn-nav        { margin: .5rem 2rem; width: calc(100% - 4rem); text-align: center; }

  .nav-toggle { display: flex; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero { padding: 120px 0 70px; }
  .hero-metrics { flex-direction: column; width: 100%; gap: 1rem; }
  .metric-sep   { width: 100%; height: 1px; }

  .steps-row    { flex-direction: column; gap: 1rem; }
  .step-arrow   { transform: rotate(90deg); }

  .services-grid  { grid-template-columns: 1fr; }
  .testi-grid     { grid-template-columns: 1fr; }
  .footer-grid    { grid-template-columns: 1fr; }

  .cta-inner   { flex-direction: column; text-align: center; }
  .cta-actions { justify-content: center; }

  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn          { width: 100%; justify-content: center; }
  .about-badge  { right: 0; bottom: -16px; }
}

/* ══════════════════════════════════════════════════════════════
   ENTREPRISES B2B
══════════════════════════════════════════════════════════════ */
.entreprises {
  padding: 100px 0;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.entreprises::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 70% at 100% 50%, rgba(201,169,110,.08) 0%, transparent 70%);
  pointer-events: none;
}
.entreprises .section-head h2 { color: var(--white); }
.entreprises .section-head p  { color: rgba(255,255,255,.6); }
.entreprises .tag {
  color: var(--gold);
  background: rgba(201,169,110,.1);
  border-color: rgba(201,169,110,.3);
}

.btob-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
  margin-bottom: 3rem;
}

.btob-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.btob-card:hover {
  background: rgba(255,255,255,.08);
  border-color: var(--gold);
  transform: translateY(-4px);
}
.btob-icon {
  width: 50px; height: 50px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  margin-bottom: 1.2rem;
}
.btob-card h3 { color: var(--white); font-size: 1.05rem; margin-bottom: .5rem; }
.btob-card p  { color: rgba(255,255,255,.55); font-size: .9rem; line-height: 1.7; }

.btob-cta {
  text-align: center;
  padding: 2.5rem;
  border: 1px dashed rgba(201,169,110,.3);
  border-radius: var(--radius-lg);
  background: rgba(201,169,110,.04);
}
.btob-cta p {
  font-family: var(--ff-serif);
  font-size: 1.4rem;
  color: var(--white);
  margin-bottom: 1.2rem;
}

@media (max-width: 1024px) {
  .btob-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .btob-grid { grid-template-columns: 1fr; }
}

.btob-cta-sub {
  font-family: var(--ff-sans);
  font-size: .95rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 1.8rem;
  margin-top: -.5rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}