/* ============================================
   CONCIERGERIE METZ — Style CSS
   Palette : Cobalt #8B0000 / Or #C9A84C
   ============================================ */

:root {
  --blue:       #8B0000;
  --navy:       #5C0000;
  --gold:       #D4AF37;
  --dark:       #0D0505;
  --dark-alt:   #0D1A35;
  --off-white:  #F5F7FA;
  --blue-light: #FFF0F0;
  --gray:       #6B7280;
  --border:     rgba(0,0,0,.08);
  --container:  1200px;
  --radius:     16px;
  --shadow:     0 4px 24px rgba(0,0,0,.08);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  color: #1A1A2E;
  background: #fff;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ===== TYPOGRAPHY ===== */
h1,h2,h3 { font-family: 'Playfair Display', Georgia, serif; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2vw, 1.45rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; font-family: 'Inter', sans-serif; }
h5 { font-size: 0.9rem; font-weight: 600; font-family: 'Inter', sans-serif; text-transform: uppercase; letter-spacing: .06em; color: var(--gray); }
h6 { font-size: 0.78rem; font-weight: 600; font-family: 'Inter', sans-serif; text-transform: uppercase; letter-spacing: .08em; color: var(--gold); margin-bottom: 6px; }

.eyebrow {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

/* ===== LAYOUT ===== */
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.section { padding: 88px 0; }
.section-alt { background: var(--off-white); }
.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { margin-bottom: 16px; }
.section-sub { max-width: 640px; margin: 0 auto; color: var(--gray); font-size: 1.05rem; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 50px;
  font-family: 'Inter', sans-serif; font-size: 0.95rem; font-weight: 600;
  transition: transform .2s, box-shadow .2s, background .2s;
  cursor: pointer; white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.15); }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--navy); }
.btn-accent { background: var(--gold); color: #fff; }
.btn-accent:hover { background: #b08a38; }
.btn-wa { background: #25D366; color: #fff; }
.btn-wa:hover { background: #1db954; }
.btn-white { background: #fff; color: var(--blue); border: 2px solid var(--blue); }
.btn-white:hover { background: var(--blue); color: #fff; }
.btn-outline { background: transparent; color: var(--blue); border: 2px solid var(--blue); }
.btn-outline:hover { background: var(--blue); color: #fff; }

/* ===== NAVIGATION ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(8,15,32,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,.3); }
.nav-inner { display: flex; align-items: center; gap: 32px; padding: 0 24px; height: 72px; }
.nav-logo { display: flex; flex-direction: column; line-height: 1.2; flex-shrink: 0; }
.nav-logo-main { font-family: 'Playfair Display', serif; font-size: 1.1rem; font-weight: 700; color: #fff; }
.nav-logo-sub { font-size: 0.65rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; color: var(--gold); }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a {
  font-size: 0.88rem; font-weight: 500; color: rgba(255,255,255,.8);
  padding: 6px 12px; border-radius: 6px;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.08); }
.nav-cta { flex-shrink: 0; }
.nav-wa {
  display: inline-flex; align-items: center; gap: 6px;
  background: #25D366; color: #fff;
  padding: 8px 16px; border-radius: 50px;
  font-size: 0.85rem; font-weight: 600;
  transition: background .2s, transform .2s;
}
.nav-wa svg { width: 16px; height: 16px; }
.nav-wa:hover { background: #1db954; transform: translateY(-1px); }
.nav-burger { display: none; flex-direction: column; gap: 5px; padding: 4px; margin-left: 8px; }
.nav-burger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: transform .3s, opacity .3s; }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile {
  display: none; position: fixed; top: 72px; left: 0; right: 0; z-index: 99;
  background: var(--dark); padding: 16px 24px 24px; flex-direction: column; gap: 4px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-mobile.open { display: flex; }
.nav-mobile a { color: rgba(255,255,255,.85); font-size: 0.95rem; padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,.06); }
.nav-mobile a:last-child { border: none; }

/* ===== HERO ===== */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  overflow: hidden; padding-top: 72px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background: linear-gradient(135deg,
    var(--dark) 0%, var(--dark-alt) 25%,
    var(--navy) 55%, var(--blue) 80%, #9B1B30 100%);
}
/* Photo overlay */
.hero picture { position:absolute; inset:0; z-index:1; pointer-events:none; }
.hero picture img { width:100%; height:100%; object-fit:cover; opacity:0.55; display:block; }
.hero-overlay {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(
    to right,
    rgba(8,15,32,.80) 0%,
    rgba(8,15,32,.50) 50%,
    rgba(8,15,32,.25) 100%
  );
}
.hero-content {
  position: relative; z-index: 3; max-width: 680px;
  padding: 80px 24px;
}
.hero-content .eyebrow { color: var(--gold); }
.hero h1 { color: #fff; margin-bottom: 24px; }
.hero-sub { color: rgba(255,255,255,.82); font-size: 1.18rem; line-height: 1.65; margin-bottom: 40px; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 56px; flex-wrap: wrap; }
.hero-stat-val { font-size: 2rem; font-weight: 700; color: var(--gold); font-family: 'Playfair Display', serif; }
.hero-stat-lbl { font-size: 0.82rem; color: rgba(255,255,255,.6); margin-top: 2px; }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--navy) 60%, var(--blue) 100%);
  padding: 120px 0 64px;
  text-align: center;
}
.page-hero h1 { color: #fff; margin-bottom: 16px; }
.page-hero-sub { color: rgba(255,255,255,.75); font-size: 1.1rem; max-width: 620px; margin: 0 auto; }

/* ===== SERVICES GRID ===== */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 28px; }
.s-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 28px; transition: box-shadow .25s, transform .25s;
}
.s-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.s-icon {
  width: 52px; height: 52px; background: var(--blue-light); border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--blue); margin-bottom: 20px;
}
.s-card h3 { margin-bottom: 8px; font-size: 1.1rem; }
.s-card p { color: var(--gray); font-size: 0.93rem; line-height: 1.65; }

/* ===== ENGAGE GRID ===== */
.engage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }
.engage-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 36px; transition: box-shadow .25s;
}
.engage-card:hover { box-shadow: var(--shadow); }
.engage-card h3 { margin-bottom: 12px; }
.engage-card p { color: var(--gray); margin-bottom: 16px; line-height: 1.7; }
.engage-list { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.engage-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.93rem; color: #374151; }
.engage-list li::before { content: "✓"; color: var(--blue); font-weight: 700; flex-shrink: 0; margin-top: 1px; }

/* ===== ZONES ===== */
.zones-content { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.z-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.z-tag {
  background: var(--blue-light); color: var(--blue);
  padding: 5px 14px; border-radius: 50px;
  font-size: 0.82rem; font-weight: 500;
}
.zones-cta {
  background: var(--blue); border-radius: var(--radius);
  padding: 36px; color: #fff;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.t-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: box-shadow .25s;
}
.t-card:hover { box-shadow: var(--shadow); }
.t-stars { color: #F59E0B; font-size: 1rem; letter-spacing: 2px; margin-bottom: 12px; }
.t-text { color: #374151; font-size: 0.93rem; line-height: 1.7; font-style: italic; margin-bottom: 20px; }
.t-author { display: flex; flex-direction: column; gap: 2px; }
.t-author strong { font-size: 0.9rem; }
.t-author span { font-size: 0.8rem; color: var(--gray); }

/* ===== CTA SECTION ===== */
.cta-section {
  background: linear-gradient(135deg, var(--dark) 0%, var(--navy) 50%, var(--blue) 100%);
  text-align: center;
}
.cta-section h2 { color: #fff; margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,.75); max-width: 600px; margin: 0 auto 36px; font-size: 1.05rem; }
.cta-actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; background: #fff; }
.faq-q {
  width: 100%; text-align: left; padding: 20px 24px;
  font-size: 1rem; font-weight: 600; color: #1A1A2E;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  transition: background .2s;
}
.faq-q::after { content: "+"; font-size: 1.4rem; color: var(--blue); flex-shrink: 0; transition: transform .3s; }
.faq-q[aria-expanded="true"] { background: var(--blue-light); }
.faq-q[aria-expanded="true"]::after { transform: rotate(45deg); }
.faq-a { padding: 0 24px 20px; color: var(--gray); line-height: 1.7; }
.faq-a p { margin-bottom: 8px; }
.faq-a p:last-child { margin: 0; }

/* ===== SIMULATOR ===== */
.sim-wrapper {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 40px; max-width: 700px; margin: 0 auto; box-shadow: var(--shadow);
}
.sim-group { margin-bottom: 24px; }
.sim-group label { display: block; font-weight: 600; font-size: 0.93rem; margin-bottom: 8px; }
.sim-group select, .sim-group input[type=range] { width: 100%; }
.sim-group select {
  padding: 10px 14px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.95rem; background: #fff; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236B7280' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
}
input[type=range] {
  appearance: none; height: 6px; border-radius: 3px;
  background: linear-gradient(to right, var(--blue) 0%, var(--blue) var(--val,50%), #e5e7eb var(--val,50%), #e5e7eb 100%);
  outline: none;
}
input[type=range]::-webkit-slider-thumb {
  appearance: none; width: 20px; height: 20px; border-radius: 50%;
  background: var(--blue); cursor: pointer; box-shadow: 0 2px 8px rgba(30,58,110,.3);
}
.sim-result {
  background: linear-gradient(135deg, var(--dark), var(--blue));
  border-radius: 12px; padding: 28px 32px; text-align: center; margin-top: 24px;
}
.sim-result-val { font-family: 'Playfair Display', serif; font-size: 2.4rem; font-weight: 700; color: var(--gold); }
.sim-result-lbl { color: rgba(255,255,255,.7); font-size: 0.9rem; margin-top: 6px; }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.c-methods { display: flex; flex-direction: column; gap: 16px; }
.c-method {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 22px; border: 1px solid var(--border); border-radius: 12px;
  background: #fff; transition: box-shadow .2s, transform .2s;
}
.c-method:hover { box-shadow: var(--shadow); transform: translateX(4px); }
.c-icon {
  width: 44px; height: 44px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.c-icon.wa { background: #E8F8F0; color: #25D366; }
.c-icon.form { background: var(--blue-light); color: var(--blue); }
.c-icon.zone { background: #FEF9EE; color: var(--gold); }
.c-label { font-size: 0.78rem; font-weight: 600; color: var(--gray); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 2px; }
.c-val { font-size: 0.98rem; font-weight: 600; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 0.88rem; font-weight: 600; }
.form-group input, .form-group select, .form-group textarea {
  padding: 11px 14px; border: 1px solid var(--border); border-radius: 8px;
  font: inherit; font-size: 0.93rem; transition: border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--blue);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; padding: 14px; margin-top: 8px; border-radius: 50px; }
.form-feedback { margin-top: 12px; padding: 12px 16px; border-radius: 8px; font-size: 0.9rem; display: none; }
.form-feedback.success { background: #E8F8F0; color: #065f46; display: block; }
.form-feedback.error { background: #FEE2E2; color: #991b1b; display: block; }

/* ===== FOOTER ===== */
.footer { background: var(--dark); padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; margin-bottom: 48px; }
.footer-brand-name { font-family: 'Playfair Display', serif; font-size: 1.2rem; font-weight: 700; color: #fff; margin-bottom: 12px; }
.footer-brand-desc { color: rgba(255,255,255,.5); font-size: 0.88rem; line-height: 1.7; margin-bottom: 20px; }
.footer-col h5 { color: rgba(255,255,255,.4); margin-bottom: 16px; font-size: 0.78rem; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: rgba(255,255,255,.65); font-size: 0.9rem; transition: color .2s; }
.footer-col ul a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px;
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center;
  font-size: 0.82rem; color: rgba(255,255,255,.35);
}
.footer-bottom a { color: rgba(255,255,255,.5); transition: color .2s; }
.footer-bottom a:hover { color: #fff; }

/* ===== WHATSAPP FLOAT ===== */
.wa-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 90;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: transform .25s, box-shadow .25s;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,.55); }

/* ===== REVEAL ANIMATION ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ===== MENTIONS LÉGALES ===== */
.legal-content { max-width: 860px; margin: 0 auto; padding: 48px 0; }
.legal-section { margin-bottom: 40px; }
.legal-section h2 { font-size: 1.3rem; color: var(--blue); margin-bottom: 16px; }
.legal-section p, .legal-section li { color: var(--gray); line-height: 1.8; margin-bottom: 8px; }
.legal-section ul { list-style: disc; padding-left: 20px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .engage-grid { grid-template-columns: 1fr; }
  .zones-content { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .sim-wrapper { padding: 24px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .cta-actions { flex-direction: column; align-items: center; }
}