/* =====================================================================
   FH Rénovation – Feuille de styles
   Palette : Bleu #1565A0 · Orange #E87120 · Blanc #FFFFFF · Sombre #1A2B3C
   ===================================================================== */

/* ---- Variables ---- */
:root {
  --blue:        #1565A0;
  --blue-dark:   #0D4A7A;
  --blue-light:  #E8F1FB;
  --orange:      #E87120;
  --orange-dark: #C55D10;
  --dark:        #1A2B3C;
  --gray:        #6B7A8D;
  --light:       #F5F8FA;
  --white:       #FFFFFF;
  --border:      #E2E8F0;
  --shadow:      0 4px 24px rgba(21, 101, 160, 0.12);
  --radius:      12px;
  --tr:          all 0.3s ease;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Poppins', sans-serif;
  color: var(--dark);
  line-height: 1.65;
  overflow-x: hidden;
  background: var(--white);
}
img { max-width: 100%; height: auto; display: block; }
a { transition: var(--tr); }

/* section scroll-offset pour header fixe */
section[id], div[id="realisations"] {
  scroll-margin-top: 80px;
}

/* =====================================================================
   TYPOGRAPHIE PARTAGÉE
   ===================================================================== */
.text-orange { color: var(--orange) !important; }
.text-blue   { color: var(--blue)   !important; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue-light);
  color: var(--blue);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .6px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 16px;
}
.section-tag-white {
  background: rgba(255,255,255,.15);
  color: #fff;
}

.section-title {
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 16px;
  color: var(--dark);
}
.section-subtitle {
  font-size: 1rem;
  color: var(--gray);
  max-width: 580px;
  margin: 0 auto;
}
.section-text {
  color: var(--gray);
  margin-bottom: 12px;
  font-size: .95rem;
}

/* =====================================================================
   BOUTONS
   ===================================================================== */
.btn-primary-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--orange);
  color: #fff !important;
  padding: 14px 34px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .9rem;
  text-decoration: none;
  border: 2px solid var(--orange);
  transition: var(--tr);
  cursor: pointer;
}
.btn-primary-custom:hover {
  background: var(--orange-dark);
  border-color: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232,113,32,.35);
}
.btn-primary-custom.w-100 { justify-content: center; }

.btn-secondary-custom {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: #fff !important;
  padding: 14px 34px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .9rem;
  text-decoration: none;
  border: 2px solid rgba(255,255,255,.55);
  transition: var(--tr);
}
.btn-secondary-custom:hover {
  background: rgba(255,255,255,.15);
  border-color: #fff;
}

/* =====================================================================
   PRELOADER
   ===================================================================== */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity .6s ease, visibility .6s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-inner img {
  width: 130px;
  animation: preloader-pulse 1.4s ease-in-out infinite;
}
@keyframes preloader-pulse {
  0%,100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(.88); opacity: .65; }
}

/* =====================================================================
   HEADER
   ===================================================================== */
#header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  background: transparent;
  transition: background .35s ease, box-shadow .35s ease;
}
#header.scrolled {
  background: #fff;
  box-shadow: 0 2px 20px rgba(0,0,0,.08);
}

.navbar-custom {
  display: flex;
  align-items: center;
  height: 80px;
  gap: 20px;
}

/* Logo */
.logo img { height: 62px; transition: var(--tr); }
#header.scrolled .logo img { height: 58px; }

/* Nav links */
.nav-links {
  list-style: none;
  display: flex;
  gap: 4px;
  margin: 0 auto;
}
.nav-links li a {
  display: block;
  padding: 8px 14px;
  color: rgba(255,255,255,.92);
  font-weight: 500;
  font-size: .9rem;
  text-decoration: none;
  border-radius: 50px;
  transition: var(--tr);
}
#header.scrolled .nav-links li a { color: var(--dark); }
.nav-links li a:hover { background: rgba(255,255,255,.18); color: #fff; }
#header.scrolled .nav-links li a:hover { background: var(--blue-light); color: var(--blue); }

/* Header right */
.header-right { display: flex; align-items: center; gap: 16px; }
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.92);
  font-weight: 600;
  font-size: .88rem;
  text-decoration: none;
  white-space: nowrap;
}
#header.scrolled .header-phone { color: var(--dark); }
.header-phone:hover { color: var(--orange) !important; }

.btn-devis {
  background: var(--orange);
  color: #fff !important;
  padding: 10px 22px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .85rem;
  text-decoration: none;
  white-space: nowrap;
}
.btn-devis:hover { background: var(--orange-dark); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: #fff;
  transition: var(--tr);
}
#header.scrolled .hamburger span { background: var(--dark); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 80px;
  left: 0;
  right: 0;
  background: #fff;
  padding: 24px;
  box-shadow: 0 8px 30px rgba(0,0,0,.12);
  z-index: 998;
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; padding: 0; margin: 0 0 20px; }
.mobile-menu ul li a {
  display: block;
  padding: 12px 0;
  color: var(--dark);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--border);
}
.mobile-menu ul li a:hover { color: var(--blue); }
.mobile-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-weight: 600;
  text-decoration: none;
  margin-bottom: 14px;
}
.mobile-devis { display: block; text-align: center; }

/* =====================================================================
   HERO
   ===================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    140deg,
    rgba(13, 74, 122, .90) 0%,
    rgba(10, 25, 47, .78) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 110px;
  padding-bottom: 90px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  padding: 8px 20px;
  border-radius: 50px;
  font-size: .82rem;
  font-weight: 500;
  margin-bottom: 28px;
}
.hero-content h1 {
  font-size: clamp(2.3rem, 5vw, 4rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.12;
  margin-bottom: 22px;
}
.hero-section p,
.hero-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,.92);
  max-width: 520px;
  margin-bottom: 34px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 44px;
}
.hero-services {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.hero-services span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,.88);
  font-size: .88rem;
  font-weight: 500;
}
.hero-services i { color: var(--orange); }

.hero-scroll {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  animation: hero-bounce 2.2s ease infinite;
}
@keyframes hero-bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(9px); }
}

/* =====================================================================
   STATS STRIP
   ===================================================================== */
.stats-strip {
  background: var(--blue);
}
.stat-item {
  padding: 34px 16px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.15);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-number sup { font-size: 1.4rem; }
.stat-number i { font-size: 2rem; }
.stat-label {
  font-size: .82rem;
  color: rgba(255,255,255,.78);
  font-weight: 500;
}

/* =====================================================================
   À PROPOS
   ===================================================================== */
.about-section {
  padding: 110px 0;
  background: var(--white);
}

.about-img-wrapper {
  position: relative;
  padding-bottom: 40px;
  padding-right: 30px;
}
.about-img-main {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.about-img-secondary {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 220px;
  height: 195px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 6px solid #fff;
  box-shadow: var(--shadow);
}
.about-badge-box {
  position: absolute;
  top: 28px;
  left: -18px;
  background: var(--orange);
  color: #fff;
  padding: 14px 18px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 24px rgba(232,113,32,.35);
}
.about-badge-box i { font-size: 28px; }
.about-badge-box strong { display: block; font-size: .9rem; font-weight: 700; }
.about-badge-box span  { font-size: .78rem; opacity: .9; }

.about-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}
.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  background: var(--light);
  border-radius: var(--radius);
  border-left: 4px solid var(--blue);
  transition: var(--tr);
}
.about-feature:hover {
  border-left-color: var(--orange);
  box-shadow: var(--shadow);
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 20px;
  flex-shrink: 0;
  transition: var(--tr);
}
.about-feature:hover .feature-icon { background: var(--orange); }
.about-feature h5 {
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 2px;
}
.about-feature p {
  font-size: .82rem;
  color: var(--gray);
  margin: 0;
}

/* =====================================================================
   SERVICES
   ===================================================================== */
.services-section {
  padding: 110px 0;
  background: var(--light);
}
.service-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0,0,0,.06);
  transition: var(--tr);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 44px rgba(21,101,160,.15);
}

.service-card-img {
  position: relative;
  height: 210px;
  overflow: hidden;
}
.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}
.service-card:hover .service-card-img img { transform: scale(1.08); }
.service-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(21,101,160,.68);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--tr);
}
.service-card:hover .service-card-overlay { opacity: 1; }
.service-card-btn {
  width: 52px;
  height: 52px;
  background: var(--orange);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  text-decoration: none;
  font-size: 1.1rem;
}

.service-card-body {
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.service-icon {
  width: 52px;
  height: 52px;
  background: var(--blue-light);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-size: 22px;
  margin-bottom: 18px;
  transition: var(--tr);
}
.service-card:hover .service-icon { background: var(--orange); color: #fff; }
.service-card-body h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.service-card-body p {
  font-size: .86rem;
  color: var(--gray);
  flex: 1;
  margin-bottom: 18px;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--blue);
  font-weight: 700;
  font-size: .86rem;
  text-decoration: none;
  transition: var(--tr);
}
.service-link:hover { color: var(--orange); gap: 10px; }

/* =====================================================================
   PROMO TICKER
   ===================================================================== */
.promo-ticker {
  background: var(--blue);
  padding: 17px 0;
  overflow: hidden;
  white-space: nowrap;
}
.ticker-track {
  display: inline-flex;
  gap: 56px;
  animation: ticker-scroll 32s linear infinite;
}
.ticker-track span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.88);
  font-size: .88rem;
  font-weight: 500;
}
.ticker-track i {
  color: var(--orange);
  font-size: .7rem;
}
@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* =====================================================================
   GALERIE
   ===================================================================== */
.gallery-section {
  padding: 110px 0;
  background: var(--white);
}
.gallery-grid {
  columns: 4 200px;
  gap: 12px;
}
.gallery-item {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  margin-bottom: 12px;
  break-inside: avoid;
  text-decoration: none;
}
.gallery-item img {
  width: 100%;
  height: auto;
  transition: transform .45s ease;
}
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(21,101,160,.62);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--tr);
}
.gallery-overlay i { font-size: 2rem; color: #fff; }
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-item:hover img { transform: scale(1.06); }

/* =====================================================================
   POURQUOI NOUS
   ===================================================================== */
.why-section {
  position: relative;
  padding: 110px 0;
  overflow: hidden;
}
.why-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.why-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 58, 100, .95) 35%,
    rgba(10, 22, 40, .88) 100%
  );
}
.why-content { position: relative; z-index: 1; }

.why-card {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 28px 24px;
  border-radius: var(--radius);
  color: #fff;
  height: 100%;
  transition: var(--tr);
}
.why-card:hover {
  background: rgba(255,255,255,.18);
  transform: translateY(-4px);
}
.why-card-icon {
  width: 54px;
  height: 54px;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-size: 22px;
  margin-bottom: 18px;
}
.why-card h5 {
  font-weight: 700;
  font-size: .95rem;
  margin-bottom: 8px;
}
.why-card p {
  font-size: .84rem;
  opacity: .78;
  margin: 0;
}

/* =====================================================================
   CONTACT
   ===================================================================== */
.contact-section {
  padding: 110px 0;
  background: var(--light);
}
.contact-form label {
  display: block;
  font-size: .82rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}
.contact-form .form-control {
  font-family: 'Poppins', sans-serif;
  font-size: .88rem;
  color: var(--dark);
  background: #fff;
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  transition: var(--tr);
  width: 100%;
}
.contact-form .form-control:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(21,101,160,.1);
  outline: none;
}
.contact-form textarea.form-control { resize: vertical; min-height: 130px; }

.contact-info {
  background: var(--blue);
  padding: 44px 40px;
  border-radius: var(--radius);
  color: #fff;
  height: 100%;
}
.contact-info h4 {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 32px;
  padding-bottom: 18px;
  border-bottom: 2px solid rgba(255,255,255,.2);
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}
.contact-info-icon {
  width: 44px;
  height: 44px;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 18px;
  flex-shrink: 0;
}
.contact-info-item strong {
  display: block;
  font-size: .76rem;
  opacity: .65;
  margin-bottom: 3px;
}
.contact-info-item a,
.contact-info-item span {
  display: block;
  color: #fff;
  font-weight: 500;
  font-size: .92rem;
  text-decoration: none;
}
.contact-info-item a:hover { color: var(--orange); }

.contact-logo-box {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255,255,255,.1);
  padding: 18px 20px;
  border-radius: var(--radius);
  margin-top: 36px;
}
.contact-logo-box img { height: 58px; }
.contact-logo-box strong { display: block; font-weight: 800; font-size: .95rem; }
.contact-logo-box span { font-size: .8rem; opacity: .75; }

/* =====================================================================
   FOOTER
   ===================================================================== */
.footer { background: var(--dark); color: rgba(255,255,255,.72); }
.footer-top { padding: 80px 0 60px; }
.footer-logo { height: 80px; margin-bottom: 22px; }
.footer-top p { font-size: .88rem; line-height: 1.75; margin-bottom: 22px; }
.footer-contact { display: flex; flex-direction: column; gap: 10px; }
.footer-contact a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.72);
  text-decoration: none;
  font-size: .88rem;
}
.footer-contact a:hover { color: var(--orange); }
.footer h5 {
  color: #fff;
  font-weight: 700;
  font-size: .95rem;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(255,255,255,.1);
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links li,
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .86rem;
  color: rgba(255,255,255,.68);
  text-decoration: none;
}
.footer-links a:hover { color: var(--orange); }
.footer-links i { color: var(--orange); font-size: .65rem; }
.footer-bottom {
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  text-align: center;
}
.footer-bottom p { font-size: .82rem; margin: 0; }

/* =====================================================================
   BACK TO TOP
   ===================================================================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 46px;
  height: 46px;
  background: var(--orange);
  color: #fff !important;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  text-decoration: none;
  font-size: 1rem;
  box-shadow: 0 4px 16px rgba(232,113,32,.4);
  transition: var(--tr);
  opacity: 0;
  visibility: hidden;
  transform: translateY(18px);
  z-index: 990;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--orange-dark);
  transform: translateY(-4px);
}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 991px) {
  .nav-links, .header-right { display: none; }
  .hamburger { display: flex; }

  .about-img-main { height: 380px; }
  .about-img-secondary { width: 170px; height: 150px; }
  .about-badge-box { left: 10px; }
}

@media (max-width: 767px) {
  .about-img-secondary { display: none; }
  .about-img-wrapper { padding-right: 0; padding-bottom: 0; }

  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,.15);
  }
  .stat-item:nth-child(2n) { border-right: none; }

  .hero-actions { flex-direction: column; align-items: flex-start; }
  .btn-primary-custom, .btn-secondary-custom { width: 100%; justify-content: center; }

  .gallery-grid { columns: 2 150px; }

  .contact-info { padding: 28px 24px; }

  .about-section,
  .services-section,
  .gallery-section,
  .contact-section,
  .why-section { padding: 72px 0; }
}

@media (max-width: 480px) {
  .gallery-grid { columns: 2 120px; gap: 8px; }
  .gallery-item { margin-bottom: 8px; }

  .hero-content h1 { font-size: 2rem; }

  .footer-top { padding: 56px 0 44px; }
}