/* ==========================================================
   MYESCLADE — Feuille de style principale
   Style : Pro / Classique — Glassmorphism + animations fluides
   ========================================================== */

:root {
  --slate: #16232f;
  --slate-2: #1e2f3f;
  --steel: #3d7ea6;
  --steel-light: #63a6cd;
  --ice: #e8f1f8;
  --ice-2: #c9ddec;
  --accent: #7fc4ea;
  --white: #ffffff;
  --gray: #6d7d8c;
  --border: rgba(255, 255, 255, 0.16);
  --glass-bg: rgba(255, 255, 255, 0.10);
  --glass-bg-light: rgba(255, 255, 255, 0.72);
  --shadow: 0 18px 50px rgba(9, 20, 30, 0.28);
  --radius: 18px;
  --ff-title: 'Bebas Neue', 'Oswald', Impact, sans-serif;
  --ff-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--ff-body);
  color: var(--slate);
  background: var(--white);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- Typographie ---------- */
h1, h2, h3, h4 {
  font-family: var(--ff-title);
  font-weight: 400;
  letter-spacing: 1.5px;
  line-height: 1.05;
  text-transform: uppercase;
}
h1 { font-size: clamp(2.6rem, 7vw, 5rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.2rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); }
p { color: var(--gray); }

.section { padding: 100px 5%; position: relative; }
.container { max-width: 1200px; margin: 0 auto; }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.section-head h2 { color: var(--slate); margin-bottom: 14px; }
.section-head p { font-size: 1.02rem; }
.eyebrow {
  display: inline-block;
  font-family: var(--ff-body);
  font-size: 0.72rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--steel);
  font-weight: 700;
  margin-bottom: 14px;
}
.rule {
  width: 70px; height: 3px; margin: 18px auto 0;
  background: linear-gradient(90deg, var(--steel), var(--accent));
  border-radius: 3px;
}
.section-head.left { text-align: left; margin-left: 0; }
.section-head.left .rule { margin-left: 0; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-radius: 50px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .35s ease, box-shadow .35s ease, background .35s ease, color .35s ease;
  font-family: var(--ff-body);
}
.btn-filled { background: var(--steel); color: #fff; box-shadow: 0 12px 30px rgba(61,126,166,.38); }
.btn-filled:hover { background: var(--slate); transform: translateY(-4px); box-shadow: 0 18px 40px rgba(22,35,47,.4); }
/* Bouton bleu du hero : meme couleur, un peu plus transparent */
.hero .btn-filled { background: rgba(61,126,166,.70); backdrop-filter: blur(10px); border-color: rgba(255,255,255,.22); }
.hero .btn-filled:hover { background: rgba(30,47,63,.85); }
.btn-ghost { border-color: rgba(255,255,255,.55); color: #fff; background: rgba(255,255,255,.08); backdrop-filter: blur(8px); }
.btn-ghost:hover { background: #fff; color: var(--slate); transform: translateY(-4px); }
.btn-dark { border-color: rgba(22,35,47,.25); color: var(--slate); }
.btn-dark:hover { background: var(--slate); color: #fff; border-color: var(--slate); transform: translateY(-4px); }
.btn svg { width: 16px; height: 16px; }

/* ---------- Header / Nav transparente ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  z-index: 1000;
  padding: 20px 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(14,26,36,.34), transparent);
  transition: background .4s ease, padding .4s ease, box-shadow .4s ease;
}
.site-header.solid {
  background: rgba(18,30,40,.68);
  backdrop-filter: blur(14px);
  padding: 12px 5%;
  box-shadow: 0 10px 30px rgba(9,20,30,.18);
}
.logo {
  display: flex; align-items: center; gap: 12px;
  color: #fff; font-family: var(--ff-title);
  font-size: 1.6rem; letter-spacing: 3px;
}
.logo svg { width: 38px; height: 38px; flex-shrink: 0; }
.logo span b { color: var(--accent); font-weight: 400; }

.nav { display: flex; align-items: center; gap: 34px; }
.nav a {
  color: rgba(255,255,255,.88);
  font-size: 0.78rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 600;
  position: relative;
  padding: 6px 0;
  transition: color .3s ease;
}
.nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 0; height: 2px; background: var(--accent);
  transition: width .35s ease;
}
.nav a:hover, .nav a.active { color: #fff; }
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav .btn { padding: 12px 26px; }

.hamburger {
  display: none;
  width: 30px; height: 22px;
  flex-direction: column; justify-content: space-between;
  background: none; border: none; cursor: pointer; padding: 0;
}
.hamburger span { display: block; height: 2px; background: #fff; transition: transform .3s ease, opacity .3s ease; }
.hamburger.open span:nth-child(1) { transform: translateY(10px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-10px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 5% 90px;
  background-image: url('https://images.unsplash.com/photo-1522163182402-834f871fd851?auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(115deg, rgba(14,26,36,.92) 0%, rgba(20,42,60,.72) 45%, rgba(28,60,84,.42) 100%);
}
.hero-inner { position: relative; z-index: 2; max-width: 1200px; margin: 0 auto; width: 100%; }
.hero-content { max-width: 680px; color: #fff; }
.hero .eyebrow { color: var(--accent); }
.hero h1 { color: #fff; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { color: rgba(255,255,255,.85); font-size: 1.1rem; max-width: 560px; margin-bottom: 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }

/* Bandeau chiffres du hero */
.hero-stats {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 1200px;
  margin: 70px auto 0;
  padding: 26px 30px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}
.hero-stats .stat { text-align: center; color: #fff; }
.hero-stats .stat b {
  display: block; font-family: var(--ff-title);
  font-size: 2.4rem; letter-spacing: 2px; color: var(--accent); line-height: 1;
}
.hero-stats .stat span { font-size: 0.7rem; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,.75); }

/* ---------- Sections claires ---------- */
.bg-ice { background: var(--ice); }
.bg-slate { background: var(--slate); }
.bg-slate h2, .bg-slate h3, .bg-slate .hero-content h1 { color: #fff; }
.bg-slate .section-head p { color: rgba(255,255,255,.72); }

/* ---------- Cartes services (hover 3D) ---------- */
.grid-services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.card-3d {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: 0 12px 34px rgba(15,30,42,.10);
  transition: transform .45s cubic-bezier(.2,.7,.3,1), box-shadow .45s ease;
  transform-style: preserve-3d;
  will-change: transform;
}
.card-3d .card-media { height: 230px; overflow: hidden; position: relative; }
.card-3d .card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.card-3d:hover .card-media img { transform: scale(1.09); }
.card-3d .card-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(14,26,36,.7));
}
.card-3d .card-tag {
  position: absolute; left: 18px; bottom: 16px; z-index: 2;
  color: #fff; font-family: var(--ff-title); font-size: 1.5rem; letter-spacing: 2px;
}
.card-3d .card-body { padding: 26px 26px 30px; }
.card-3d .card-body p { font-size: 0.94rem; margin-bottom: 18px; }
.card-3d .card-meta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding-top: 16px; border-top: 1px solid #e6edf3;
  font-size: 0.78rem; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--steel); font-weight: 700;
}
.card-3d:hover { transform: translateY(-12px) rotateX(4deg) rotateY(-4deg) scale(1.015); box-shadow: 0 30px 60px rgba(15,30,42,.22); }

/* ---------- Grille 2 colonnes (texte + image) ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.split img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.split .glass-img {
  padding: 14px;
  background: rgba(255,255,255,.35);
  border: 1px solid rgba(255,255,255,.5);
  border-radius: calc(var(--radius) + 8px);
  backdrop-filter: blur(12px);
}
.split h2 { margin-bottom: 18px; }
.split p + p { margin-top: 14px; }

.feature-list { margin-top: 26px; display: grid; gap: 14px; }
.feature-list li { display: flex; gap: 14px; align-items: flex-start; color: var(--gray); font-size: 0.96rem; }
.feature-list svg { width: 22px; height: 22px; flex-shrink: 0; color: var(--steel); margin-top: 2px; }

/* ---------- Galerie ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.gallery-item {
  position: relative; overflow: hidden; border-radius: 14px;
  cursor: pointer; height: 260px;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s ease; }
.gallery-item::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(14,26,36,.75));
  opacity: 0; transition: opacity .4s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item:hover::after { opacity: 1; }
.gallery-item span {
  position: absolute; left: 18px; bottom: 16px; z-index: 2;
  color: #fff; font-family: var(--ff-title); letter-spacing: 2px; font-size: 1.15rem;
  opacity: 0; transform: translateY(12px); transition: all .4s ease;
}
.gallery-item:hover span { opacity: 1; transform: translateY(0); }
.gallery-item.wide { grid-column: span 2; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(10,18,26,.94);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: opacity .3s ease;
  padding: 30px;
}
.lightbox.active { opacity: 1; }
.lightbox img { max-width: 92%; max-height: 90%; object-fit: contain; border-radius: 10px; }
.lightbox-close {
  position: absolute; top: 18px; right: 26px;
  color: #fff; font-size: 42px; line-height: 1; cursor: pointer;
}

/* ---------- Témoignages ---------- */
.grid-quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.quote-card {
  padding: 34px 30px;
  border-radius: var(--radius);
  background: var(--glass-bg);
  border: 1px solid var(--border);
  backdrop-filter: blur(14px);
  color: #fff;
  transition: transform .4s ease, background .4s ease;
}
.quote-card:hover { transform: translateY(-8px); background: rgba(255,255,255,.16); }
.quote-card .stars { color: var(--accent); letter-spacing: 3px; margin-bottom: 14px; font-size: 0.9rem; }
.quote-card p { color: rgba(255,255,255,.85); font-style: italic; font-size: 0.98rem; }
.quote-card .who { margin-top: 20px; font-size: 0.75rem; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); }

/* ---------- Tarifs ---------- */
.grid-pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; align-items: stretch; }
.price-card {
  background: #fff; border: 1px solid #e4ecf2; border-radius: var(--radius);
  padding: 38px 30px; text-align: center;
  transition: transform .4s ease, box-shadow .4s ease, border-color .4s ease;
  display: flex; flex-direction: column;
}
.price-card:hover { transform: translateY(-10px); box-shadow: 0 26px 60px rgba(15,30,42,.16); border-color: var(--steel-light); }
.price-card.featured { background: var(--slate); border-color: var(--slate); color: #fff; }
.price-card.featured p, .price-card.featured li { color: rgba(255,255,255,.78); }
.price-card h3 { color: inherit; margin-bottom: 6px; }
.price-card .amount { font-family: var(--ff-title); font-size: 3rem; color: var(--steel); letter-spacing: 2px; line-height: 1; margin: 16px 0 6px; }
.price-card.featured .amount { color: var(--accent); }
.price-card .amount small { font-size: 0.9rem; letter-spacing: 1px; font-family: var(--ff-body); color: var(--gray); text-transform: none; }
.price-card ul { margin: 22px 0 28px; display: grid; gap: 12px; text-align: left; }
.price-card li { font-size: 0.92rem; color: var(--gray); display: flex; gap: 10px; }
.price-card li svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--steel); margin-top: 3px; }
.price-card.featured li svg { color: var(--accent); }
.price-card .btn { margin-top: auto; width: 100%; justify-content: center; }

/* ---------- FAQ accordéon ---------- */
.faq-list { max-width: 860px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item { background: #fff; border: 1px solid #e4ecf2; border-radius: 14px; overflow: hidden; transition: box-shadow .3s ease; }
.faq-item.open { box-shadow: 0 16px 40px rgba(15,30,42,.10); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none;
  padding: 22px 26px; font-size: 1rem; font-weight: 600; color: var(--slate);
  cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 18px;
  font-family: var(--ff-body);
}
.faq-q svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform .35s ease; color: var(--steel); }
.faq-item.open .faq-q svg { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a p { padding: 0 26px 24px; font-size: 0.95rem; }

/* ---------- CTA bandeau ---------- */
.cta-band {
  position: relative; padding: 90px 5%;
  background-image: url('https://images.unsplash.com/photo-1516592673884-4a382d1124c2?auto=format&fit=crop&w=1920&q=80');
  background-size: cover; background-position: center; background-attachment: fixed;
  text-align: center;
}
.cta-band::before { content: ''; position: absolute; inset: 0; background: rgba(14,26,36,.82); }
.cta-band .container { position: relative; z-index: 2; }
.cta-band h2 { color: #fff; margin-bottom: 18px; }
.cta-band p { color: rgba(255,255,255,.8); max-width: 620px; margin: 0 auto 32px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 46px; align-items: start; }
.form-card {
  background: var(--glass-bg-light);
  border: 1px solid #e2ebf2;
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.74rem; letter-spacing: 2px; text-transform: uppercase; font-weight: 700; color: var(--slate); margin-bottom: 9px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 14px 16px;
  border: 1px solid #d8e3ec; border-radius: 10px;
  font-family: var(--ff-body); font-size: 0.95rem; color: var(--slate);
  background: #fff; transition: border-color .3s ease, box-shadow .3s ease;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--steel); box-shadow: 0 0 0 4px rgba(61,126,166,.12);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-note { font-size: 0.8rem; color: var(--gray); margin-top: 14px; }
.form-alert { padding: 14px 18px; border-radius: 10px; font-size: 0.9rem; margin-bottom: 18px; display: none; }
.form-alert.ok { background: #e6f6ec; color: #1c6b3c; border: 1px solid #b6e3c6; display: block; }
.form-alert.ko { background: #fdeaea; color: #96201c; border: 1px solid #f3c3c1; display: block; }

.contact-side { display: grid; gap: 18px; }
.contact-line {
  display: flex; gap: 16px; align-items: flex-start;
  background: #fff; border: 1px solid #e4ecf2; border-radius: 14px; padding: 20px 22px;
  transition: transform .35s ease, box-shadow .35s ease;
}
.contact-line:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(15,30,42,.10); }
.contact-line svg { width: 24px; height: 24px; color: var(--steel); flex-shrink: 0; margin-top: 2px; }
.contact-line b { display: block; font-size: 0.73rem; letter-spacing: 2px; text-transform: uppercase; color: var(--gray); margin-bottom: 4px; font-weight: 700; }
.contact-line span { color: var(--slate); font-size: 0.98rem; }
.map-wrap { border-radius: 14px; overflow: hidden; border: 1px solid #e4ecf2; box-shadow: var(--shadow); }
.map-wrap iframe { width: 100%; height: 300px; border: 0; display: block; }

/* ---------- Bandeau pages intérieures ---------- */
.page-hero {
  position: relative;
  padding: 190px 5% 90px;
  background-size: cover; background-position: center;
  text-align: center;
}
.page-hero::before { content: ''; position: absolute; inset: 0; background: rgba(14,26,36,.78); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,.8); max-width: 620px; margin: 0 auto; }
.crumbs { font-size: 0.72rem; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; font-weight: 700; }

/* ---------- Bandeau de réassurance ---------- */
.reassure { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.reassure .r-item {
  text-align: center; padding: 30px 22px;
  background: #fff; border: 1px solid #e4ecf2; border-radius: 14px;
  transition: transform .35s ease, box-shadow .35s ease;
}
.reassure .r-item:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(15,30,42,.10); }
.reassure svg { width: 40px; height: 40px; color: var(--steel); margin: 0 auto 14px; }
.reassure b { display: block; font-size: 0.95rem; color: var(--slate); margin-bottom: 6px; }
.reassure span { font-size: 0.83rem; color: var(--gray); }

/* ---------- Footer ---------- */
.site-footer { background: var(--slate); color: rgba(255,255,255,.7); padding: 70px 5% 30px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; max-width: 1200px; margin: 0 auto 46px; }
.site-footer .logo { margin-bottom: 18px; }
.site-footer p { color: rgba(255,255,255,.62); font-size: 0.92rem; }
.site-footer h4 { color: #fff; font-size: 1.05rem; margin-bottom: 18px; letter-spacing: 2px; }
.site-footer li { margin-bottom: 10px; font-size: 0.92rem; }
.site-footer a:hover { color: var(--accent); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.12);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-size: 0.8rem; color: rgba(255,255,255,.5);
}

/* ---------- Animations reveal ---------- */
.reveal { opacity: 0; transform: translateY(38px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.3,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
/* Fallback : si l'IntersectionObserver ne se declenche pas (contenu dynamique), tout apparait quand meme */
@keyframes revealFallback { to { opacity: 1; transform: translateY(0); } }
.reveal:not(.visible) { animation: revealFallback .9s ease 1.1s forwards; }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .24s; }
.delay-3 { transition-delay: .36s; }

@keyframes floatUp { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: translateY(0); } }
@keyframes glowPulse { 0%,100% { opacity: .55; } 50% { opacity: 1; } }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-services, .grid-quotes, .grid-pricing, .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 34px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats, .reassure { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 66px 6%; }
  .hamburger { display: flex; }
  .nav {
    position: fixed; top: 0; right: -100%;
    width: 78%; max-width: 320px; height: 100vh;
    flex-direction: column;
    justify-content: center;
    gap: 26px;
    background: rgba(16,28,38,.97);
    backdrop-filter: blur(16px);
    transition: right .4s ease;
    padding: 40px 30px;
    align-items: flex-start;
  }
  .nav.open { right: 0; }
  .nav a { font-size: 1rem; }
  .nav .btn { width: 100%; justify-content: center; }

  .grid-services, .grid-quotes, .grid-pricing, .gallery-grid,
  .reassure, .form-row, .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr 1fr; padding: 20px; gap: 16px; }
  .hero { background-attachment: scroll; padding: 130px 6% 70px; min-height: auto; }
  .cta-band { background-attachment: scroll; }
  .gallery-item.wide { grid-column: span 1; }
  .gallery-item { height: 220px; }
  .form-card { padding: 26px 20px; }
  .page-hero { padding: 150px 6% 70px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 420px) {
  .hero-stats { grid-template-columns: 1fr; }
  .hero-stats .stat b { font-size: 2rem; }
}