/* =============================================
   Pro Bâtiment Expertise — Feuille de style
   Couleurs : #2e4f6f (bleu marine) | #c8922a (or)
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue:   #2e4f6f;
  --blue-dark: #1e3550;
  --blue-light: #3d6490;
  --gold:   #c8922a;
  --gold-light: #dba94a;
  --white:  #ffffff;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f5;
  --gray-200: #e9ecef;
  --gray-400: #adb5bd;
  --gray-600: #6c757d;
  --gray-800: #343a40;
  --text:   #1a2b3c;
  --shadow-sm: 0 2px 8px rgba(46,79,111,.10);
  --shadow-md: 0 6px 24px rgba(46,79,111,.14);
  --shadow-lg: 0 16px 48px rgba(46,79,111,.18);
  --radius:  12px;
  --radius-lg: 20px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
  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; }

/* ── Typography ── */
h1, h2, h3, h4 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
p  { color: var(--gray-600); line-height: 1.75; }

/* ── Utility ── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 1.25rem; }
.section    { padding: 80px 0; }
.section-sm { padding: 56px 0; }
.text-center { text-align: center; }
.text-gold   { color: var(--gold); }
.text-blue   { color: var(--blue); }

.section-label {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: .75rem;
}

.section-title {
  color: var(--blue);
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 3rem;
  color: var(--gray-600);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}
.btn-primary:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,146,42,.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-blue {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn-blue:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ── Header / Nav ── */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--blue-dark); /* toujours bleu, pas transparent */
  box-shadow: 0 2px 20px rgba(0,0,0,.25);
  transition: padding var(--transition);
  padding: 1.25rem 0;
}

#header.scrolled {
  background: var(--blue-dark);
  box-shadow: 0 2px 20px rgba(0,0,0,.35);
  padding: .75rem 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-shrink: 0;
}

.nav-logo img {
  height: 54px;
  width: auto;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,0.3));
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-name {
  font-size: .95rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: .02em;
}

.nav-logo-slogan {
  font-size: .68rem;
  color: var(--gold-light);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav-links a {
  padding: .45rem .9rem;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 500;
  color: rgba(255,255,255,.85);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,.12);
}

.nav-cta {
  flex-shrink: 0;
}

/* Hamburger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: .4rem;
  background: none;
  border: none;
  z-index: 1100;
}

.nav-burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.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); }

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--blue-dark);
  z-index: 1050;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem;
}

.nav-mobile.open { display: flex; }

.nav-mobile a {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  transition: var(--transition);
}

.nav-mobile a:hover { color: var(--gold); }
.nav-mobile .btn { font-size: 1rem; }

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  /* Photo : ouvriers sur un toit en cours de réfection */
  background:
    linear-gradient(135deg, rgba(10,32,65,0.78) 0%, rgba(20,60,100,0.65) 100%),
    url('https://images.unsplash.com/photo-1635428981996-9dab2be2af9a?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
  overflow: hidden;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(200,146,42,.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,.04) 0%, transparent 40%),
    repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(255,255,255,.015) 40px, rgba(255,255,255,.015) 41px);
  pointer-events: none;
}

.hero-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-shape {
  position: absolute;
  border-radius: 50%;
  opacity: .08;
}

.hero-shape-1 {
  width: 600px; height: 600px;
  background: var(--gold);
  top: -200px; right: -100px;
}

.hero-shape-2 {
  width: 300px; height: 300px;
  background: var(--white);
  bottom: -100px; left: 5%;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 140px 0 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(200,146,42,.2);
  border: 1px solid rgba(200,146,42,.4);
  color: var(--gold-light);
  padding: .4rem 1rem;
  border-radius: 50px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  color: var(--white);
  margin-bottom: 1.5rem;
  max-width: 700px;
}

.hero-title em {
  color: var(--gold);
  font-style: normal;
}

.hero-desc {
  color: rgba(255,255,255,.78);
  font-size: 1.1rem;
  max-width: 560px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.hero-stat-label {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  font-weight: 500;
  margin-top: .2rem;
}

/* ── Strengths ── */
.strengths { background: var(--gray-50); }

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
}

.strength-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}

.strength-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.strength-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.6rem;
  color: var(--white);
  transition: var(--transition);
}

.strength-card:hover .strength-icon {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
  transform: rotate(-4deg) scale(1.05);
}

.strength-card h3 {
  color: var(--blue);
  margin-bottom: .5rem;
  font-size: 1.05rem;
}

.strength-card p {
  font-size: .9rem;
  line-height: 1.6;
}

/* ── Services ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gold);
}

.service-card-header {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%);
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.service-icon {
  width: 56px; height: 56px;
  background: rgba(255,255,255,.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
  flex-shrink: 0;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--gold);
}

.service-card-header h3 {
  color: var(--white);
  font-size: 1.15rem;
}

.service-card-body {
  padding: 1.75rem;
  flex: 1;
}

.service-card-body p {
  font-size: .92rem;
  margin-bottom: 1.25rem;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.tag {
  display: inline-block;
  padding: .25rem .75rem;
  background: var(--gray-100);
  border-radius: 50px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--blue);
  transition: var(--transition);
}

.service-card:hover .tag {
  background: rgba(200,146,42,.12);
  color: var(--gold);
}

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    transparent, transparent 30px,
    rgba(255,255,255,.02) 30px, rgba(255,255,255,.02) 31px
  );
}

.cta-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-text h2 { color: var(--white); margin-bottom: .5rem; }
.cta-text p  { color: rgba(255,255,255,.75); max-width: 500px; margin: 0; }

/* ── Why Us ── */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.why-visual {
  position: relative;
}

.why-card-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.why-mini-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--gold);
  transition: var(--transition);
}

.why-mini-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.why-mini-card:nth-child(even) { margin-top: 1.5rem; }
.why-mini-card i { font-size: 1.5rem; color: var(--blue); margin-bottom: .75rem; }
.why-mini-card h4 { font-size: .95rem; color: var(--blue); margin-bottom: .35rem; }
.why-mini-card p { font-size: .83rem; }

.why-list { margin: 1.5rem 0 2rem; }
.why-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .75rem 0;
  border-bottom: 1px solid var(--gray-100);
}
.why-item:last-child { border: none; }
.why-item i { color: var(--gold); font-size: 1.1rem; margin-top: .1rem; flex-shrink: 0; }
.why-item p { font-size: .93rem; margin: 0; color: var(--gray-800); }

/* ── Testimonials ── */
.testimonials { background: var(--gray-50); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: var(--gold);
  font-size: .95rem;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-style: italic;
  font-size: .95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: var(--gray-800);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: .75rem;
}

.author-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: .9rem;
  flex-shrink: 0;
}

.author-name { font-weight: 700; font-size: .9rem; color: var(--blue); }
.author-city { font-size: .8rem; color: var(--gray-600); }

/* ── Zone Intervention ── */
.zone { background: var(--blue); padding: 60px 0; }
.zone-inner {
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.zone-text h2 { color: var(--white); margin-bottom: .5rem; }
.zone-text p  { color: rgba(255,255,255,.75); margin: 0; }
.zone-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1rem;
}
.zone-tag {
  background: rgba(255,255,255,.12);
  color: var(--white);
  border: 1px solid rgba(255,255,255,.2);
  padding: .35rem .9rem;
  border-radius: 50px;
  font-size: .83rem;
  font-weight: 600;
}

/* ── Page Hero (inner pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue) 100%);
  padding: 140px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent, transparent 30px,
    rgba(255,255,255,.015) 30px, rgba(255,255,255,.015) 31px
  );
}

.page-hero-content { position: relative; z-index: 1; }
.page-hero h1 { color: var(--white); margin-bottom: 1rem; }
.page-hero p  { color: rgba(255,255,255,.75); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-size: .85rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 1.5rem;
}

.breadcrumb a { color: var(--gold-light); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb i { font-size: .7rem; }

/* ── Prestations Page ── */
.prestation-full {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.prestation-full:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--gold);
}

.prestation-full:nth-child(even) { direction: rtl; }
.prestation-full:nth-child(even) > * { direction: ltr; }

.prestation-full-img {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%);
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  color: rgba(255,255,255,.25);
}

.prestation-full-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.prestation-full-content h3 {
  color: var(--blue);
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.prestation-list {
  margin: 1rem 0;
}

.prestation-list li {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .4rem 0;
  font-size: .92rem;
  color: var(--gray-800);
}

.prestation-list li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}

/* ── Réalisations Page ── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: .5rem 1.25rem;
  border-radius: 50px;
  border: 2px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-600);
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Inter', sans-serif;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.realisations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.realisation-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.realisation-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.realisation-img-wrap {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 200px;
}

.realisation-img-half {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: rgba(255,255,255,.4);
  position: relative;
  overflow: hidden;
}

.realisation-img-half.avant {
  background: linear-gradient(135deg, #8b8b8b, #b0b0b0);
}

.realisation-img-half.apres {
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
}

.img-label {
  position: absolute;
  bottom: .5rem;
  left: .5rem;
  background: rgba(0,0,0,.5);
  color: var(--white);
  padding: .2rem .6rem;
  border-radius: 4px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.realisation-info {
  padding: 1.25rem 1.5rem;
}

.realisation-tag {
  display: inline-block;
  padding: .2rem .7rem;
  background: rgba(46,79,111,.1);
  color: var(--blue);
  border-radius: 50px;
  font-size: .75rem;
  font-weight: 700;
  margin-bottom: .6rem;
}

.realisation-info h3 {
  font-size: 1rem;
  color: var(--blue);
  margin-bottom: .35rem;
}

.realisation-info p {
  font-size: .85rem;
  margin: 0;
}

.realisation-meta {
  display: flex;
  gap: 1rem;
  margin-top: .75rem;
  padding-top: .75rem;
  border-top: 1px solid var(--gray-100);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-size: .8rem;
  color: var(--gray-600);
}

.meta-item i { color: var(--gold); font-size: .85rem; }

/* ── Contact Page ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3rem;
  align-items: start;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-info-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  transition: var(--transition);
}

.contact-info-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
}

.contact-info-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-info-content h4 {
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--gold);
  margin-bottom: .35rem;
}

.contact-info-content p,
.contact-info-content a {
  font-size: .95rem;
  color: var(--gray-800);
  font-weight: 500;
}

.contact-info-content a:hover { color: var(--blue); }

.contact-hours {
  background: linear-gradient(135deg, var(--blue-dark), var(--blue));
  border-radius: var(--radius);
  padding: 1.5rem;
  color: var(--white);
  margin-top: .5rem;
}

.contact-hours h4 {
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--gold-light);
  margin-bottom: 1rem;
}

.hours-item {
  display: flex;
  justify-content: space-between;
  font-size: .9rem;
  padding: .4rem 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
  color: rgba(255,255,255,.85);
}

.hours-item:last-child { border: none; }
.hours-item span:last-child { font-weight: 700; color: var(--white); }

/* Form */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.form-title {
  font-size: 1.4rem;
  color: var(--blue);
  margin-bottom: .5rem;
}

.form-sub {
  font-size: .9rem;
  margin-bottom: 2rem;
  color: var(--gray-600);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: .85rem;
  font-weight: 600;
  color: var(--blue);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: .8rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: .95rem;
  color: var(--text);
  background: var(--gray-50);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(46,79,111,.1);
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  font-size: .84rem;
  color: var(--gray-600);
  cursor: pointer;
  margin-top: .5rem;
}

.form-consent input { width: 16px; height: 16px; margin-top: 2px; flex-shrink: 0; cursor: pointer; }

.form-submit-row {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.form-note {
  font-size: .82rem;
  color: var(--gray-400);
}

/* Map placeholder */
.map-wrap {
  margin-top: 3rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 320px;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
  color: var(--gray-600);
}

.map-wrap i { font-size: 2.5rem; color: var(--blue); opacity: .5; }
.map-wrap p { font-size: .9rem; }
.map-wrap a {
  color: var(--blue);
  font-weight: 600;
  text-decoration: underline;
}

/* ── Footer ── */
#footer {
  background: var(--blue-dark);
  color: rgba(255,255,255,.75);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand {}

.footer-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1rem;
}

.footer-logo img {
  height: 40px;
  filter: brightness(0) invert(1);
}

.footer-logo-name {
  font-size: 1rem;
  font-weight: 800;
  color: var(--white);
}

.footer-desc {
  font-size: .88rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: rgba(255,255,255,.6);
}

.footer-social {
  display: flex;
  gap: .6rem;
}

.social-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.7);
  font-size: .9rem;
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--white);
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: .75rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 28px; height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.footer-links li + li { margin-top: .5rem; }

.footer-links a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: .4rem;
}

.footer-links a::before {
  content: '›';
  color: var(--gold);
  font-weight: 700;
}

.footer-links a:hover { color: var(--white); padding-left: .3rem; }

.footer-contact-item {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  margin-bottom: .9rem;
}

.footer-contact-item i {
  color: var(--gold);
  font-size: .9rem;
  margin-top: .2rem;
  flex-shrink: 0;
}

.footer-contact-item span {
  font-size: .88rem;
  color: rgba(255,255,255,.65);
  line-height: 1.5;
}

.footer-contact-item a {
  color: rgba(255,255,255,.85);
  font-weight: 500;
}

.footer-contact-item a:hover { color: var(--gold); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: .75rem;
}

.footer-bottom p { font-size: .82rem; color: rgba(255,255,255,.45); margin: 0; }
.footer-bottom a { color: rgba(255,255,255,.6); transition: var(--transition); }
.footer-bottom a:hover { color: var(--gold); }

/* ── Guarantee Badge ── */
.guarantee-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(200,146,42,.15);
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: .4rem 1rem;
  border-radius: 50px;
  font-size: .8rem;
  font-weight: 700;
}

/* ── Scroll animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .7s ease, transform .7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: none;
}

.fade-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity .7s ease, transform .7s ease;
}

.fade-left.visible { opacity: 1; transform: none; }

.fade-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity .7s ease, transform .7s ease;
}

.fade-right.visible { opacity: 1; transform: none; }

/* Staggered children */
.stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}

.stagger.visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: .05s; }
.stagger.visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: .15s; }
.stagger.visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: .25s; }
.stagger.visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: .35s; }
.stagger.visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: .45s; }
.stagger.visible > *:nth-child(6) { opacity: 1; transform: none; transition-delay: .55s; }

/* ── Back to top ── */
#back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--gold);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 900;
}

#back-to-top.show {
  opacity: 1;
  pointer-events: auto;
}

#back-to-top:hover {
  background: var(--blue);
  transform: translateY(-3px);
}

/* ── Phone sticky (mobile) ── */
.phone-sticky {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--gold);
  color: var(--white);
  text-align: center;
  padding: .9rem;
  font-weight: 700;
  font-size: 1rem;
  z-index: 800;
  box-shadow: 0 -4px 20px rgba(0,0,0,.15);
}

.phone-sticky i { margin-right: .4rem; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .why-visual { order: -1; }
}

@media (max-width: 768px) {
  .section, .cta-banner { padding: 56px 0; }

  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }

  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: 1.5rem; }

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

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

  .prestation-full { grid-template-columns: 1fr; direction: ltr !important; }
  .prestation-full:nth-child(even) { direction: ltr; }

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

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .phone-sticky { display: block; }

  body { padding-bottom: 56px; }

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

  .why-card-stack { grid-template-columns: 1fr; }
  .why-mini-card:nth-child(even) { margin-top: 0; }

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

@media (max-width: 480px) {
  .strengths-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-content { padding: 120px 0 60px; }
}