/* ============================================================
   GROUPE H-DEFRANCQ — CSS COMMUN RESPONSIVE
   Breakpoints : 320-767 | 768-1023 | 1024-1439 | 1440+
   ============================================================ */

/* ── RESET & BASE ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Roboto', sans-serif; line-height: 1.6; color: var(--text-color, #2d3436); overflow-x: hidden; }
h1, h2, h3, h4 { font-family: 'Montserrat', sans-serif; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* ── VARIABLES ── */
:root {
  --primary-color: #1e3a5f;
  --secondary-color: #f81500;
  --light-bg: #f8f9fa;
  --dark-bg: #2d3436;
  --text-color: #2d3436;
  --white: #ffffff;
  --gray: #636e72;
  --nav-height: 68px;
  --container-px: clamp(16px, 4vw, 40px);
}

/* ── CONTAINER ── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--container-px); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  min-height: 48px;
  background: var(--secondary-color);
  color: var(--white);
  border-radius: 5px;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
  border: none;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { background: #cc0000; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(248,21,0,0.3); }
.btn:focus-visible { outline: 3px solid var(--secondary-color); outline-offset: 3px; }
.btn-outline { background: transparent; border: 2px solid var(--white); }
.btn-outline:hover { background: var(--white); color: var(--primary-color); box-shadow: 0 8px 20px rgba(255,255,255,0.2); }

/* ── NAVIGATION ── */
nav {
  background: var(--white);
  color: var(--primary-color);
  padding: 0 5%;
  height: var(--nav-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  transition: box-shadow 0.3s;
}
nav.scrolled { box-shadow: 0 4px 30px rgba(0,0,0,0.15); }

.logo { font-size: clamp(0.88rem, 1.5vw, 1rem); font-weight: 700; font-family: 'Montserrat', sans-serif; white-space: nowrap; }
.logo span { color: var(--secondary-color); }

.nav-links { display: flex; align-items: center; gap: clamp(14px, 2vw, 28px); }
.nav-links a {
  font-weight: 700;
  font-size: clamp(0.78rem, 1.1vw, 0.93rem);
  transition: color 0.25s;
  position: relative;
  white-space: nowrap;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: var(--secondary-color);
  transition: width 0.25s ease;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a:hover, .nav-links a.active { color: var(--secondary-color); }
.nav-links a:focus-visible { outline: 2px solid var(--secondary-color); border-radius: 3px; }

.btn-join {
  background: var(--primary-color);
  padding: 10px 22px;
  border-radius: 25px;
  color: var(--white);
  font-weight: 700;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  min-height: 44px;
  transition: background 0.25s, transform 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-join:hover { background: var(--secondary-color); transform: translateY(-2px); }

/* ── HAMBURGER ── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  min-width: 44px;
  min-height: 44px;
  border: none;
  background: transparent;
  border-radius: 6px;
  transition: background 0.2s;
}
.hamburger:hover { background: rgba(30,58,95,0.08); }
.hamburger:focus-visible { outline: 2px solid var(--secondary-color); }
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary-color);
  transition: all 0.3s;
  border-radius: 2px;
  pointer-events: none;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── MOBILE MENU ── */
.mobile-menu {
  /* NE PAS utiliser display:none — cela casse les transitions CSS.
     On utilise visibility + pointer-events pour masquer sans bloquer l'animation. */
  display: block;
  visibility: hidden;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: var(--white);
  padding: 0;
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  z-index: 999;
  max-height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease, visibility 0s linear 0.3s;
}
.mobile-menu.open {
  visibility: visible;
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
  transition: transform 0.3s ease, opacity 0.3s ease, visibility 0s linear 0s;
}
.mobile-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 20px;
  font-weight: 500;
  font-size: 1rem;
  border-bottom: 1px solid #f0f0f0;
  transition: background 0.2s, color 0.2s, padding-left 0.2s;
  min-height: 52px;
}
.mobile-menu a:last-child { border: none; }
.mobile-menu a:hover { color: var(--secondary-color); background: rgba(248,21,0,0.04); padding-left: 28px; }
.mobile-menu a.active { color: var(--secondary-color); font-weight: 700; background: rgba(248,21,0,0.04); }

/* ── LOGOS BANDE ── */
.logos-band { background: #fff; padding: clamp(10px, 1.5vw, 14px) 0; border-bottom: 1px solid #eee; }
.logos-band-inner { display: flex; justify-content: center; gap: clamp(16px, 4vw, 40px); flex-wrap: wrap; align-items: center; padding: 0 var(--container-px); }
.logos-band a img {
  width: clamp(90px, 15vw, 140px);
  height: auto;
  object-fit: contain;
  transition: transform 0.25s, opacity 0.25s;
  opacity: 0.85;
}
.logos-band a { padding: 4px 0; min-height: 44px; display: flex; align-items: center; }
.logos-band a:hover img { transform: scale(1.07); opacity: 1; }
.logos-band a.active img { opacity: 1; transform: scale(1.07); filter: drop-shadow(0 0 6px rgba(248,21,0,0.45)); }
.logos-band a.active { border-bottom: 3px solid var(--secondary-color); padding-bottom: 4px; }

/* ── HERO ── */
.hero {
  background-size: cover;
  background-position: center;
  min-height: clamp(320px, 55vh, 80vh);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: var(--white);
  padding: clamp(60px, 10vw, 100px) var(--container-px);
}
/* Disable fixed attachment on mobile for performance + iOS bug */
@supports (-webkit-overflow-scrolling: touch) {
  .hero { background-attachment: scroll; }
}
@media (max-width: 768px) {
  .hero { background-attachment: scroll; }
}
.hero h1 {
  font-size: clamp(1.7rem, 5vw, 3.5rem);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: clamp(1px, 0.3vw, 3px);
  line-height: 1.15;
  word-break: break-word;
}
.hero p {
  font-size: clamp(0.95rem, 2vw, 1.3rem);
  margin-bottom: 28px;
  max-width: 680px;
  opacity: 0.9;
  line-height: 1.65;
}
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

/* ── STAT BAR ── */
.stat-bar { background: var(--primary-color); padding: clamp(12px, 2vw, 18px) 0; position: relative; z-index: 10; }
.stat-bar-inner { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; }
.stat-bar-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px clamp(16px, 3vw, 40px);
  color: var(--white);
  border-right: 1px solid rgba(255,255,255,0.2);
}
.stat-bar-item:last-child { border-right: none; }
.stat-bar-item i { font-size: clamp(1.1rem, 2vw, 1.4rem); color: var(--secondary-color); flex-shrink: 0; }
.stat-bar-item strong { font-family: 'Montserrat', sans-serif; font-size: clamp(1rem, 2vw, 1.3rem); font-weight: 700; display: block; line-height: 1; }
.stat-bar-item span { font-size: clamp(1rem, 2vw, 1.3rem); opacity: 0.75; text-transform: uppercase; letter-spacing: 0.05em; }
.counter { display: inline-block; }

/* ── SECTIONS COMMUNES ── */
.services-section, .quote-section, .contact-section, .partners-section, .history-section {
  padding: clamp(50px, 8vw, 90px) 0;
}
.services-section, .contact-section { background: var(--white); }
.quote-section { background: var(--dark-bg); color: var(--white); }
.partners-section { background: var(--light-bg); }

.services-section h2, .partners-section h2, .contact-section h2 {
  text-align: center;
  color: var(--primary-color);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: clamp(30px, 5vw, 55px);
}

/* ── SERVICES GRID ── */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: clamp(16px, 2.5vw, 25px); }
.service-card {
  background: var(--light-bg);
  padding: clamp(28px, 4vw, 40px) clamp(18px, 3vw, 25px);
  text-align: center;
  border-radius: 12px;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}
.service-card:hover { border-color: var(--secondary-color); background: var(--white); box-shadow: 0 12px 35px rgba(0,0,0,0.1); transform: translateY(-5px); }
.service-card i { font-size: clamp(2.2rem, 4vw, 3rem); color: var(--primary-color); margin-bottom: 18px; transition: color 0.3s, transform 0.3s; display: block; }
.service-card:hover i { color: var(--secondary-color); transform: scale(1.15); }
.service-card h3 { color: var(--primary-color); margin-bottom: 10px; font-size: clamp(1rem, 1.8vw, 1.2rem); }
.service-card p { color: var(--gray); font-size: clamp(0.88rem, 1.5vw, 0.95rem); }

/* ── QUOTE SECTION ── */
.quote-content { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 60px); align-items: start; }
.quote-text h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); margin-bottom: 18px; }
.quote-text p { opacity: 0.8; margin-bottom: 24px; font-size: clamp(0.95rem, 1.8vw, 1.1rem); }
.quote-features { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.quote-feature { display: flex; align-items: center; gap: 10px; }
.quote-feature i { color: var(--secondary-color); font-size: 1.1rem; flex-shrink: 0; }
.quote-form {
  background: var(--white);
  padding: clamp(22px, 4vw, 40px);
  border-radius: 12px;
  color: var(--text-color);
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.quote-form h3 { color: var(--primary-color); margin-bottom: 22px; font-size: clamp(1.1rem, 2.5vw, 1.5rem); }

/* ── FORMS ── */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(12px, 2vw, 18px); }
.form-group { margin-bottom: clamp(14px, 2vw, 18px); }
.form-group label { display: block; margin-bottom: 7px; font-weight: 500; color: var(--primary-color); font-size: 0.9rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: clamp(10px, 1.5vw, 13px) 14px;
  border: 2px solid #e0e0e0;
  border-radius: 7px;
  font-size: 1rem; /* prevent iOS zoom — must be >= 16px equivalent */
  transition: border-color 0.25s, box-shadow 0.25s;
  font-family: 'Roboto', sans-serif;
  background: #fafafa;
  -webkit-appearance: none; /* prevent iOS styling */
  appearance: none;
  min-height: 48px;
}
.form-group select { 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='%231e3a5f' d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-group textarea { min-height: 110px; resize: vertical; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(248,21,0,0.1);
  background: #fff;
}
.quote-form .btn { width: 100%; padding: 15px; font-size: 1rem; margin-top: 6px; }

/* ── CONTACT SECTION ── */
.contact-container { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 40px); align-items: center; }
.contact-info { background: var(--white); padding: clamp(24px, 4vw, 40px); border-radius: 12px; box-shadow: 0 5px 25px rgba(0,0,0,0.07); }
.contact-info h3 { color: var(--primary-color); margin-bottom: 28px; font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
.contact-item { margin-bottom: 22px; display: flex; align-items: flex-start; gap: 14px; }
.contact-item-icon { width: 48px; height: 48px; background: var(--light-bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: background 0.3s; }
.contact-item:hover .contact-item-icon { background: var(--secondary-color); }
.contact-item:hover .contact-item-icon i { color: var(--white); }
.contact-item-icon i { color: var(--secondary-color); font-size: 1.1rem; transition: color 0.3s; }
.contact-item-content h4 { color: var(--primary-color); margin-bottom: 4px; font-size: 0.95rem; }
.contact-item-content p { color: var(--gray); font-size: 0.93rem; }
.contact-image-wrapper { border-radius: 12px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.12); }
.contact-image-wrapper img { width: 100%; height: 100%; object-fit: cover; display: block; }

.btn-maps {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding: 9px 16px;
  min-height: 44px;
  background: var(--primary-color);
  color: var(--white) !important;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  text-decoration: none;
  transition: background 0.25s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 3px 12px rgba(30,58,95,0.25);
}
.btn-maps:hover { background: var(--secondary-color); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(248,21,0,0.3); }
.btn-maps:focus-visible { outline: 2px solid var(--secondary-color); }

.status-badge { display: inline-flex; align-items: center; gap: 6px; margin-top: 8px; padding: 5px 14px; border-radius: 20px; font-size: 0.82rem; font-weight: 700; font-family: 'Montserrat', sans-serif; }
.status-badge.open { background: #e8f5e9; color: #2e7d32; }
.status-badge.closed { background: #fdecea; color: #c62828; }
.status-badge .dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.status-badge.open .dot { background: #43a047; }
.status-badge.closed .dot { background: #e53935; }

/* ── PARTNERS ── */
.partners-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 2.5vw, 25px); }
.partner-card { background: var(--white); padding: clamp(24px, 4vw, 40px) clamp(16px, 3vw, 30px); border-radius: 12px; text-align: center; box-shadow: 0 5px 20px rgba(0,0,0,0.07); transition: transform 0.3s, box-shadow 0.3s; }
.partner-card:hover { transform: translateY(-8px); box-shadow: 0 15px 40px rgba(248,21,0,0.15); }
.partner-icon { width: 120px; height: 70px; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.partner-icon img { max-width: 110px; max-height: 65px; width: auto; height: auto; object-fit: contain; filter: grayscale(30%); transition: filter 0.3s; }
.partner-card:hover .partner-icon img { filter: grayscale(0%); }
.partner-card h3 { color: var(--primary-color); margin-bottom: 8px; font-size: clamp(1rem, 1.8vw, 1.2rem); }
.partner-card p { color: var(--gray); font-size: 0.9rem; }

/* ── HISTORY SECTION ── */
.history-content { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 60px); align-items: center; }
.history-text h2 { color: var(--primary-color); font-size: clamp(1.5rem, 4vw, 2.5rem); margin-bottom: clamp(20px, 3vw, 30px); position: relative; }
.history-text h2::after { content: ''; position: absolute; left: 0; bottom: -10px; width: 80px; height: 4px; background: var(--secondary-color); border-radius: 2px; }
.history-text p { margin-bottom: 14px; color: var(--gray); font-size: clamp(0.9rem, 1.5vw, 1.05rem); }
.history-image { position: relative; }
.history-image img { width: 100%; border-radius: 12px; box-shadow: 0 20px 50px rgba(0,0,0,0.15); }
.history-image::before { content: ''; position: absolute; top: -10px; left: -10px; right: -10px; bottom: -10px; border: 4px solid var(--secondary-color); border-radius: 16px; z-index: -1; }
.milestones { display: flex; gap: clamp(16px, 3vw, 30px); margin-top: 30px; flex-wrap: wrap; }
.milestone { text-align: center; min-width: 80px; }
.milestone-number { font-size: clamp(1.8rem, 3.5vw, 2.5rem); font-weight: 700; color: var(--secondary-color); font-family: 'Montserrat', sans-serif; }
.milestone-label { font-size: 0.85rem; color: var(--gray); }

/* ── FOOTER ── */
footer { background: var(--dark-bg); color: var(--white); padding: clamp(40px, 6vw, 60px) 0 clamp(20px, 3vw, 30px); }
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: clamp(24px, 4vw, 40px); margin-bottom: clamp(24px, 4vw, 40px); }
.footer-section h4 { color: var(--white); margin-bottom: 18px; font-size: 1.05rem; position: relative; padding-bottom: 14px; }
.footer-section h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 40px; height: 3px; background: var(--secondary-color); border-radius: 2px; }
.footer-section p { opacity: 0.7; line-height: 1.8; font-size: 0.93rem; }
.footer-links { display: flex; flex-direction: column; gap: 10px; margin-top: 5px; }
.footer-links a { opacity: 0.7; transition: all 0.25s; font-size: 0.93rem; padding: 2px 0; min-height: 32px; display: flex; align-items: center; }
.footer-links a:hover { opacity: 1; color: var(--secondary-color); padding-left: 6px; }
.social-links { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }
.social-links a { width: 42px; height: 42px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background 0.3s, transform 0.3s; }
.social-links a:hover { background: var(--secondary-color); transform: translateY(-3px); }
.social-links a:focus-visible { outline: 2px solid var(--secondary-color); }
.footer-bottom { text-align: center; padding-top: clamp(20px, 3vw, 30px); border-top: 1px solid rgba(255,255,255,0.1); opacity: 0.6; font-size: 0.88rem; }

/* ── BACK TO TOP ── */
#backToTop {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--secondary-color);
  color: #fff;
  border: none;
  border-radius: 50px;
  padding: 12px 22px;
  min-height: 48px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 20px rgba(248,21,0,0.35);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease, background 0.2s, box-shadow 0.2s;
  z-index: 9999;
  white-space: nowrap;
}
#backToTop.visible { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
#backToTop:hover { background: #cc0000; box-shadow: 0 6px 25px rgba(248,21,0,0.5); transform: translateX(-50%) translateY(-3px); }
#backToTop:focus-visible { outline: 2px solid var(--white); }

/* ── REVEAL ANIMATION ── */
.reveal { opacity: 0; transform: translateY(25px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── PAGE HEADER (recrutement, postuler, etc.) ── */
.page-header { background: linear-gradient(135deg, #000105, #1a1a2e); color: #fff; padding: clamp(40px, 7vw, 70px) clamp(16px, 4vw, 40px); text-align: center; }
.page-header h1 { font-size: clamp(1.5rem, 4vw, 2.5rem); margin-bottom: 10px; line-height: 1.2; }
.page-header p { font-size: clamp(0.95rem, 2vw, 1.1rem); opacity: 0.9; max-width: 600px; margin: 0 auto; }
.page-header .badge { display: inline-block; background: var(--secondary-color); color: #fff; padding: 6px 18px; border-radius: 20px; font-size: 0.85rem; font-weight: 700; font-family: 'Montserrat', sans-serif; margin-bottom: 14px; letter-spacing: 0.05em; text-transform: uppercase; }
.page-header .job-meta { display: flex; justify-content: center; gap: clamp(8px, 2vw, 20px); flex-wrap: wrap; margin-top: 18px; }
.page-header .meta-item { background: rgba(255,255,255,0.1); padding: 8px 16px; border-radius: 20px; font-size: clamp(0.78rem, 1.5vw, 0.9rem); display: flex; align-items: center; gap: 8px; }

/* ── FORM CARD (candidature pages) ── */
.form-section { max-width: 780px; margin: clamp(30px, 5vw, 60px) auto; padding: 0 var(--container-px) clamp(40px, 6vw, 60px); }
.form-card { background: #fff; border-radius: 12px; padding: clamp(22px, 5vw, 40px); box-shadow: 0 5px 30px rgba(0,0,0,0.08); }
.form-card h2 { color: var(--primary-color); margin-bottom: 6px; font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
.form-card .subtitle { color: var(--gray); margin-bottom: 26px; font-size: 0.93rem; }
.section-title { font-family: 'Montserrat', sans-serif; font-weight: 700; color: var(--primary-color); font-size: 0.95rem; margin: 26px 0 14px; padding-bottom: 8px; border-bottom: 2px solid var(--secondary-color); display: flex; align-items: center; gap: 8px; }
.section-title i { color: var(--secondary-color); }
.form-group label .required { color: var(--secondary-color); margin-left: 3px; }
.btn-submit {
  display: block;
  width: 100%;
  padding: 16px;
  min-height: 52px;
  background: var(--secondary-color);
  color: #fff;
  border: none;
  border-radius: 7px;
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Montserrat', sans-serif;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
  margin-top: 26px;
  letter-spacing: 0.02em;
}
.btn-submit:hover { background: #cc0000; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(248,21,0,0.3); }
.btn-submit:disabled { background: #aaa; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-submit:focus-visible { outline: 3px solid var(--secondary-color); outline-offset: 3px; }

.checkbox-group { display: flex; align-items: flex-start; gap: 10px; }
.checkbox-group input[type="checkbox"] { width: 20px; height: 20px; min-width: 20px; margin-top: 2px; accent-color: var(--primary-color); cursor: pointer; flex-shrink: 0; }
.checkbox-group label { font-size: 0.88rem; color: var(--gray); font-weight: 400; cursor: pointer; line-height: 1.6; }
.checkbox-list { display: flex; flex-wrap: wrap; gap: 10px; }
.checkbox-list-item { display: flex; align-items: center; gap: 8px; background: #f0f4f8; padding: 8px 14px; border-radius: 6px; min-height: 44px; }
.checkbox-list-item input { width: 18px; height: 18px; accent-color: var(--primary-color); flex-shrink: 0; }
.checkbox-list-item label { font-size: 0.9rem; color: #333; font-weight: 500; cursor: pointer; }

.alert { padding: 14px 18px; border-radius: 7px; margin-bottom: 18px; font-size: 0.93rem; }
.alert.error { background: #fef0f0; border: 1px solid #f5c6cb; color: #721c24; display: flex; align-items: center; gap: 10px; }
.alert.success { background: #f0fef4; border: 1px solid #c3e6cb; color: #155724; display: flex; align-items: center; gap: 10px; }

/* ── ACRO TOOLTIPS ── */
.acro-tip {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--primary-color); color: #fff;
  font-size: 0.62rem; font-weight: 700; font-family: 'Montserrat', sans-serif;
  cursor: help; margin-left: 4px; position: relative;
  vertical-align: middle; flex-shrink: 0; transition: background 0.2s;
}
.acro-tip:hover, .acro-tip:focus { background: var(--secondary-color); outline: none; }
.acro-tip::after {
  content: attr(data-tip);
  position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: #1a2a3a; color: #fff; font-size: 0.78rem; font-weight: 400;
  font-family: 'Roboto', sans-serif; padding: 7px 11px; border-radius: 6px;
  pointer-events: none; opacity: 0; transition: opacity 0.18s, transform 0.18s;
  z-index: 200; box-shadow: 0 4px 14px rgba(0,0,0,0.25);
  max-width: 240px; white-space: normal; text-align: center; line-height: 1.5; width: max-content;
}
.acro-tip::before {
  content: ''; position: absolute; bottom: calc(100% + 3px); left: 50%;
  transform: translateX(-50%); border: 5px solid transparent;
  border-top-color: #1a2a3a; pointer-events: none; opacity: 0; transition: opacity 0.18s; z-index: 200;
}
.acro-tip:hover::after, .acro-tip:focus::after,
.acro-tip:hover::before, .acro-tip:focus::before { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── FILE UPLOAD ── */
.file-upload-area { border: 2px dashed #c0c8d0; border-radius: 8px; padding: clamp(18px, 3vw, 25px); text-align: center; cursor: pointer; transition: all 0.2s; background: #f8fafc; }
.file-upload-area:hover, .file-upload-area.drag-over { border-color: var(--primary-color); background: #eef2f7; }
.file-upload-area i { font-size: clamp(1.6rem, 3vw, 2rem); color: #aab4be; margin-bottom: 8px; display: block; }
.file-upload-area p { color: var(--gray); font-size: 0.88rem; line-height: 1.5; }
.file-upload-area strong { color: var(--primary-color); }
.file-upload-area input[type="file"] { display: none; }
.file-name { margin-top: 10px; font-size: 0.85rem; color: #28a745; font-weight: 600; }

/* ═══════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ═══════════════════════════════════════════ */

/* ── DESKTOP XL (1440px+) ── */
@media (min-width: 1440px) {
  .container { max-width: 1320px; }
  .hero h1 { font-size: 4rem; }
}

/* ── TABLET (768-1023) ── */
@media (max-width: 1023px) {
  .history-content { grid-template-columns: 1fr; gap: 40px; }
  .history-image { order: -1; }
  .history-image::before { display: none; }
  .quote-content { grid-template-columns: 1fr; gap: 30px; }
  .contact-container { grid-template-columns: 1fr; gap: 30px; }
  .partners-grid { grid-template-columns: repeat(2, 1fr); }
  .quote-features { grid-template-columns: 1fr 1fr; }
  nav { padding: 0 3%; }
  .stat-bar-item { padding: 8px 20px; }
}

/* ── MOBILE (max 767px) ── */
@media (max-width: 767px) {
  :root { --nav-height: 64px; }

  .partners-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .quote-features { grid-template-columns: 1fr; }
  .rights-grid { grid-template-columns: 1fr; }
  .info-row { grid-template-columns: 1fr; }
  .checkbox-list { flex-direction: column; }

  .logos-band-inner { gap: 12px; }
  .logos-band a img { width: clamp(70px, 25vw, 100px); }

  .hero { background-attachment: scroll; min-height: clamp(260px, 55vw, 380px); padding: 48px 16px; }

  .stat-bar-item {
    padding: 8px 12px;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    width: 50%;
    justify-content: center;
    text-align: center;
  }
  .stat-bar-item:nth-child(odd) { border-right: 1px solid rgba(255,255,255,0.2); }
  .stat-bar-item:last-child { border-bottom: none; }

  .partner-card { padding: 24px 16px; }
  .contact-item-icon { width: 42px; height: 42px; flex-shrink: 0; }
  .milestones { gap: 20px; }

  /* Recrutement */
  .job-grid { grid-template-columns: 1fr; }
  .spontaneous { padding: 28px 20px; }

  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: clamp(220px, 80vw, 320px); }

  /* Footer */
  .footer-content { grid-template-columns: 1fr 1fr; }

  /* Back to top — move left on mobile and enlarge for touch */
  body #backToTop { left: 16px !important; right: auto !important; transform: translateX(0) translateY(20px) !important; }
  #backToTop { padding: 14px 20px; font-size: 0.82rem; }
}

/* ── SMALL MOBILE (max 480px) ── */
@media (max-width: 480px) {
  .footer-content { grid-template-columns: 1fr; }
  .page-header .job-meta { flex-direction: column; align-items: center; }
  .toc-grid { grid-template-columns: 1fr; }

  /* No back-to-top text on smallest screens */
  #backToTop span { display: none; }
  body #backToTop { left: 14px; right: auto; transform: translateX(0); }
  #backToTop { border-radius: 50%; width: 52px; height: 52px; padding: 0; justify-content: center; }

  .btn-submit { font-size: 0.96rem; }
  .logos-band-inner { gap: 10px; }
}

/* ── PRINT ── */
@media print {
  nav, .mobile-menu, #backToTop, .hamburger { display: none !important; }
  .hero { min-height: auto; padding: 30px 20px; }
}

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ============================================================
   RESPONSIVE HARDENING - phones, tablets and awkward widths
   This final layer intentionally comes last to tame page-level CSS.
   ============================================================ */

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  min-width: 320px;
}

section,
header,
footer,
nav,
.container,
.form-section,
.main-container,
.legal-layout,
.legal-content,
.page-header,
.hero {
  max-width: 100%;
}

.container,
.form-section,
.main-container {
  width: 100%;
}

input,
select,
textarea,
button {
  max-width: 100%;
}

.nav-links {
  min-width: 0;
}

.logo {
  min-width: 0;
  overflow-wrap: anywhere;
}

.hero,
.page-header {
  min-height: auto;
}

.hero h1,
.page-header h1,
.section-header h1,
.section-header h2,
.legal-section h2,
.form-card h2,
.card h1,
.headline {
  overflow-wrap: anywhere;
  hyphens: auto;
}

.hero p,
.page-header p,
.review-text,
.legal-section p,
.legal-section li,
.contact-item-content p,
.footer-section p {
  overflow-wrap: anywhere;
}

.contact-image-wrapper img,
.history-image img {
  width: 100%;
  height: auto;
  max-height: min(520px, 70vh);
  object-fit: cover;
}

.partners-grid-last {
  display: grid;
  grid-template-columns: minmax(240px, 1fr);
  justify-items: center;
  gap: clamp(14px, 2.5vw, 25px);
}

.partners-grid-last .partner-card {
  width: min(100%, 380px) !important;
}

.faq-answer,
.faq-item.open .faq-answer {
  overflow-wrap: anywhere;
}

.faq-answer ul {
  max-width: 100%;
}

/* Tablet and small laptop — hamburger dès 1100px */
@media (max-width: 1100px) {
  .nav-links, .btn-join, .desktop-only { display: none !important; }
  .hamburger { display: flex !important; }


  .quote-content,
  .contact-container,
  .history-content,
  .legal-layout {
    grid-template-columns: 1fr !important;
  }

  .legal-sidebar {
    position: static !important;
    order: -1;
  }

  .toc-grid,
  .rights-grid,
  .info-row,
  .job-grid,
  .reviews-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .hero {
    height: auto !important;
    min-height: clamp(360px, 56vh, 560px) !important;
    background-attachment: scroll !important;
  }
}

/* Phones and portrait tablets — nav hamburger */
@media (max-width: 1100px) {
  :root {
    --nav-height: 64px;
  }

  body.menu-open {
    overflow: hidden;
  }

  nav {
    height: var(--nav-height) !important;
    padding: 0 var(--container-px) !important;
    gap: 10px;
  }

  .logo {
    font-size: clamp(0.82rem, 2vw, 1rem) !important;
    line-height: 1.2;
    white-space: nowrap !important;
  }

  #dark-mode-toggle {
    width: 42px !important;
    height: 42px !important;
    margin-left: auto !important;
  }

  .hamburger {
    flex: 0 0 44px;
  }

  .mobile-menu {
    top: var(--nav-height) !important;
    max-height: calc(100dvh - var(--nav-height)) !important;
    padding: 0 !important;
    overscroll-behavior: contain;
  }

  .mobile-menu a {
    padding: 16px var(--container-px) !important;
    min-height: 54px;
  }
}

/* Phones only — layout mobile complet */
@media (max-width: 767px) {
  :root {
    --container-px: clamp(16px, 5vw, 22px);
    --nav-height: 64px;
  }

  .logos-band {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .logos-band-inner {
    justify-content: center !important;
    flex-wrap: wrap !important;
    width: auto !important;
    min-width: unset !important;
    padding-inline: var(--container-px) !important;
  }

  .logos-band a {
    flex: 0 0 auto;
  }

  .logos-band a img {
    width: clamp(76px, 24vw, 105px) !important;
  }

  .hero {
    height: auto !important;
    min-height: clamp(340px, 68vh, 520px) !important;
    padding: clamp(52px, 12vw, 76px) var(--container-px) !important;
    background-attachment: scroll !important;
  }

  .hero h1 {
    font-size: clamp(1.75rem, 9vw, 2.55rem) !important;
    letter-spacing: 0 !important;
    line-height: 1.08 !important;
    word-break: keep-all !important;
    overflow-wrap: normal !important;
    hyphens: none !important;
  }

  /* Force GROUPE sur 1ère ligne, H-DEFRANCQ sur 2ème ligne */
  .hero h1 .hero-line {
    display: block;
  }

  .hero p {
    font-size: clamp(0.98rem, 4.2vw, 1.12rem) !important;
    line-height: 1.55 !important;
  }

  .hero-buttons,
  .actions {
    width: 100%;
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 12px !important;
  }

  .hero-buttons .btn,
  .actions .btn,
  .btn-primary,
  .btn-ghost,
  .btn-contact,
  .btn-share {
    width: 100% !important;
    max-width: 360px;
    margin-inline: auto;
  }

  .stat-bar-inner {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stat-bar-item {
    width: auto !important;
    min-width: 0;
    padding: 12px 8px !important;
    flex-direction: column;
    gap: 6px;
    border-right: 1px solid rgba(255,255,255,0.18) !important;
    border-bottom: 1px solid rgba(255,255,255,0.12) !important;
  }

  .stat-bar-item:nth-child(even) {
    border-right: 0 !important;
  }

  .stat-bar-item span {
    font-size: 0.72rem !important;
    line-height: 1.2;
  }

  .services-section,
  .quote-section,
  .contact-section,
  .partners-section,
  .history-section,
  .reviews-section,
  .faq-section,
  .recrutement-section {
    padding-block: clamp(46px, 12vw, 68px) !important;
  }

  .services-grid,
  .partners-grid,
  .reviews-grid,
  .job-grid,
  .toc-grid,
  .rights-grid,
  .info-row,
  .quick-links {
    grid-template-columns: 1fr !important;
  }

  .service-card,
  .partner-card,
  .review-card,
  .job-card,
  .contact-info,
  .quote-form,
  .form-card,
  .legal-content,
  .sidebar-card,
  .right-card,
  .card,
  .spontaneous,
  .quick-link {
    border-radius: 10px !important;
    padding: clamp(20px, 6vw, 28px) !important;
  }

  .quote-content,
  .contact-container,
  .history-content,
  .legal-layout {
    gap: 24px !important;
  }

  .quote-features,
  .form-row {
    grid-template-columns: 1fr !important;
  }

  .checkbox-list {
    display: flex !important;
    flex-direction: column !important;
    flex-wrap: nowrap !important;
  }

  .checkbox-list-item {
    width: 100%;
  }

  .contact-item,
  .review-header {
    align-items: flex-start !important;
  }

  .contact-item-content,
  .review-info {
    min-width: 0;
  }

  .page-header,
  .page-hero {
    padding: clamp(42px, 11vw, 64px) var(--container-px) !important;
  }

  .page-header .job-meta {
    display: grid !important;
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .form-section {
    margin-block: 28px !important;
  }

  .faq-question {
    padding: 16px var(--container-px) !important;
    gap: 12px !important;
  }

  .faq-item.open .faq-answer,
  .faq-answer {
    padding-inline: var(--container-px) !important;
  }

  .footer-content {
    grid-template-columns: 1fr !important;
    gap: 28px !important;
  }

  #backToTop {
    right: var(--container-px) !important;
    left: auto !important;
    bottom: 18px !important;
    transform: translateY(20px) !important;
  }

  #backToTop.visible {
    transform: translateY(0) !important;
  }

  #backToTop:hover {
    transform: translateY(-3px) !important;
  }
}

/* Small phones */
@media (max-width: 480px) {
  .container,
  .form-section,
  .main-container {
    padding-inline: var(--container-px) !important;
  }

  .logo {
    max-width: 58vw;
  }

  .hero {
    min-height: clamp(320px, 76vh, 480px) !important;
  }

  .hero h1,
  .page-header h1,
  .page-hero h1,
  .headline {
    font-size: clamp(1.55rem, 10vw, 2.1rem) !important;
  }

  .stat-bar-inner {
    grid-template-columns: 1fr;
  }

  .stat-bar-item,
  .stat-bar-item:nth-child(odd) {
    border-right: 0 !important;
  }

  .contact-item {
    gap: 12px !important;
  }

  .contact-item-icon,
  .review-avatar {
    width: 42px !important;
    height: 42px !important;
  }

  .rating-summary,
  .timer-wrap,
  .steps {
    width: 100%;
  }
}