/* ============================================================
   MANSOUR BTP — Feuille de style principale
   Site vitrine officiel — mansourbtp.com
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700;800;900&family=Inter:wght@400;500;600;700&display=swap');

/* ─── Variables ─── */
:root {
  --red:      #D60201;
  --red2:     #9E0101;
  --green:    #10AA32;
  --green2:   #0C7F26;
  --forest:   #1E4D38;
  --forest2:  #133526;
  --black:    #0D0D0D;
  --steel:    #BDCAD3;
  --paper:    #FAFAF8;
  --ink:      #1A1F1D;
  --muted:    #5B6A70;
  --nav-h:    68px;
  --radius:   14px;
  --shadow:   0 14px 40px rgba(13,50,30,.10);
  --transition: .2s ease;
}

/* ─── Reset & base ─── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}
img { display:block; max-width:100%; }
a  { text-decoration:none; color:inherit; }
ul { list-style:none; }
button { cursor:pointer; font-family:'Inter',sans-serif; }

/* ─── Typography helpers ─── */
.eyebrow {
  display:inline-block;
  font-family:'Montserrat',sans-serif;
  font-weight:700; font-size:12px;
  letter-spacing:2.5px; text-transform:uppercase;
  color:var(--red); margin-bottom:12px;
}
.eyebrow.green { color:var(--green2); }
.eyebrow.light { color:rgba(255,255,255,.70); }

h2.section-title {
  font-family:'Montserrat',sans-serif;
  font-weight:800;
  font-size:clamp(26px,3.5vw,40px);
  color:var(--ink); letter-spacing:-.3px; line-height:1.2;
}
h2.section-title.light { color:#fff; }

.laneline {
  width:64px; height:6px; margin-top:16px; border-radius:2px;
  background-image: repeating-linear-gradient(
    90deg, var(--black) 0 11px, transparent 11px 18px);
}
.laneline.green {
  background-image: repeating-linear-gradient(
    90deg, var(--green2) 0 11px, transparent 11px 18px);
}
.laneline.white {
  background-image: repeating-linear-gradient(
    90deg, #fff 0 11px, transparent 11px 18px);
}

/* ─── Layout helpers ─── */
.section { padding:88px 0; }
.section-inner { max-width:1200px; margin:0 auto; padding:0 32px; }
.section-header { margin-bottom:48px; }
.section-header.spread {
  display:flex; justify-content:space-between;
  align-items:flex-end; flex-wrap:wrap; gap:20px;
}
.section-header.centered { text-align:center; }
.section-header.centered .laneline { margin:16px auto 0; }

/* ─── Buttons ─── */
.btn {
  display:inline-flex; align-items:center; gap:8px;
  font-family:'Montserrat',sans-serif; font-weight:700;
  border:none; border-radius:9px; padding:13px 26px;
  font-size:14.5px; transition:background var(--transition), transform var(--transition);
}
.btn-red    { background:var(--red); color:#fff; }
.btn-red:hover   { background:var(--red2); transform:translateY(-2px); }
.btn-forest  { background:var(--forest); color:#fff; }
.btn-forest:hover{ background:var(--forest2); transform:translateY(-2px); }
.btn-outline-light {
  background:transparent; color:#fff;
  border:1.5px solid rgba(255,255,255,.45);
}
.btn-outline-light:hover { border-color:#fff; background:rgba(255,255,255,.07); }
.btn-submit {
  display:flex; align-items:center; justify-content:center; gap:8px;
  width:100%; background:var(--red); color:#fff;
  font-family:'Montserrat',sans-serif; font-weight:700;
  font-size:14.5px; padding:14px; border-radius:10px; border:none;
  transition:background var(--transition);
}
.btn-submit:hover { background:var(--red2); }

/* ─── Cards ─── */
.card {
  background:#fff; border-radius:16px;
  border:1px solid rgba(13,13,13,.07);
  box-shadow:0 4px 18px rgba(13,50,30,.06);
}

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
#navbar {
  position:fixed; top:0; left:0; right:0; z-index:999;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(13,13,13,.08);
  transition:box-shadow var(--transition);
}
#navbar.scrolled { box-shadow:0 4px 24px rgba(0,0,0,.08); }
.nav-inner {
  max-width:1200px; margin:0 auto;
  padding:0 32px; height:var(--nav-h);
  display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.nav-logo {
  display:flex; align-items:center; gap:10px; flex-shrink:0;
}
.nav-logo img { width:48px; height:48px; object-fit:contain; }
.nav-brand {
  font-family:'Montserrat',sans-serif; font-weight:800;
  font-size:18px; color:var(--forest); line-height:1;
}
.nav-brand span {
  display:block; font-size:10px; font-weight:600;
  color:var(--muted); letter-spacing:1.5px; text-transform:uppercase; margin-top:2px;
}
.nav-links {
  display:flex; gap:28px;
}
.nav-links a {
  font-weight:500; font-size:14.5px; color:var(--muted);
  transition:color var(--transition);
}
.nav-links a:hover, .nav-links a.active { color:var(--green2); }
.btn-nav {
  background:var(--red); color:#fff;
  font-family:'Montserrat',sans-serif; font-weight:700;
  font-size:13.5px; padding:10px 22px; border-radius:8px;
  border:none; white-space:nowrap;
  transition:background var(--transition);
}
.btn-nav:hover { background:var(--red2); }
.nav-mobile-toggle { display:none; background:none; border:none; font-size:26px; color:var(--ink); }

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
  min-height:100vh; padding-top:var(--nav-h);
  background:var(--forest2);
  display:flex; align-items:center;
  position:relative; overflow:hidden;
}
.hero-ring {
  position:absolute; border-radius:50%; border-style:solid; pointer-events:none;
}
.hero-ring-1 {
  width:700px; height:700px; top:-300px; right:-200px;
  border-width:80px; border-color:rgba(214,2,1,.22);
}
.hero-ring-2 {
  width:500px; height:500px; bottom:-280px; left:-200px;
  border-width:2px; border-color:rgba(189,202,211,.2);
}
.hero-road {
  position:absolute; bottom:0; right:0;
  width:55%; height:85%; opacity:.13; pointer-events:none;
}
.hero-content {
  position:relative; z-index:2;
  max-width:1200px; margin:0 auto;
  padding:80px 32px; width:100%;
}
.hero-eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  border-radius:20px; padding:7px 16px; margin-bottom:28px;
}
.hero-eyebrow .dot { width:6px; height:6px; border-radius:50%; background:var(--green); }
.hero-eyebrow span {
  font-size:12.5px; font-weight:600;
  color:rgba(255,255,255,.8); letter-spacing:1px; text-transform:uppercase;
}
.hero h1 {
  font-family:'Montserrat',sans-serif; font-weight:900;
  font-size:clamp(38px,5.5vw,64px);
  color:#fff; line-height:1.1; letter-spacing:-1px; max-width:780px;
}
.hero h1 em { color:#4CD870; font-style:normal; }
.hero-sub {
  font-size:18px; color:rgba(255,255,255,.70);
  margin-top:22px; max-width:560px; line-height:1.65;
}
.hero-btns { display:flex; gap:14px; margin-top:38px; flex-wrap:wrap; }
.hero-stats {
  display:flex; gap:44px; flex-wrap:wrap;
  margin-top:64px; padding-top:40px;
  border-top:1px solid rgba(255,255,255,.12);
}
.hero-stat .num {
  font-family:'Montserrat',sans-serif; font-weight:800;
  font-size:36px; color:#fff;
}
.hero-stat .num sup { font-size:22px; vertical-align:super; color:#4CD870; }
.hero-stat .lbl { font-size:13px; color:rgba(255,255,255,.6); margin-top:3px; }
.hero-wave {
  position:absolute; bottom:-2px; left:0; right:0; width:100%;
}

/* ═══════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════ */
.about-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center;
}
.about-text p {
  font-size:16.5px; line-height:1.72; color:#46535A; margin-bottom:18px;
}
.about-values { display:flex; flex-direction:column; gap:14px; margin-top:28px; }
.about-val { display:flex; align-items:flex-start; gap:14px; }
.about-val .ic-wrap {
  width:36px; height:36px; border-radius:9px;
  background:#E9F4EC; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  color:var(--green2); font-size:18px;
}
.about-val .vt { font-family:'Montserrat',sans-serif; font-weight:700; font-size:14.5px; color:var(--ink); }
.about-val .vs { font-size:13px; color:var(--muted); margin-top:2px; }
.about-img-main { width:100%; border-radius:20px; overflow:hidden; aspect-ratio:4/3; }
.about-img-main img { width:100%; height:100%; object-fit:cover; }
.about-stats-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:20px; }
.stat-mini { padding:20px; text-align:center; border-radius:14px; }
.stat-mini .n {
  font-family:'Montserrat',sans-serif; font-weight:800; font-size:28px; color:var(--forest);
}
.stat-mini .n em { color:var(--red); font-style:normal; }
.stat-mini .l { font-size:12.5px; color:var(--muted); margin-top:4px; line-height:1.4; }

/* ═══════════════════════════════════════════
   SERVICES
═══════════════════════════════════════════ */
.section.bg-white { background:#fff; }
.services-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.srv-card {
  background:var(--paper);
  border:1px solid rgba(13,13,13,.07); border-radius:18px;
  padding:30px; position:relative; overflow:hidden;
  transition:transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.srv-card::before {
  content:''; position:absolute; top:0; left:0;
  width:4px; height:0; background:var(--red); border-radius:0 0 4px 0;
  transition:height .3s ease;
}
.srv-card:hover::before { height:100%; }
.srv-card:hover {
  transform:translateY(-4px);
  box-shadow:0 20px 48px rgba(13,50,30,.12);
  border-color:rgba(13,13,13,.14);
}
.srv-icon {
  width:52px; height:52px; border-radius:14px;
  background:linear-gradient(135deg,#E9F4EC,#D0EBDA);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px; font-size:24px; color:var(--forest);
}
.srv-card h3 {
  font-family:'Montserrat',sans-serif; font-weight:700;
  font-size:16.5px; color:var(--ink); margin-bottom:10px;
}
.srv-card p { font-size:14px; line-height:1.62; color:var(--muted); }

/* ═══════════════════════════════════════════
   PROJETS / RÉALISATIONS
═══════════════════════════════════════════ */
.proj-filters { display:flex; gap:10px; flex-wrap:wrap; margin-bottom:36px; }
.proj-filter {
  font-family:'Montserrat',sans-serif; font-weight:600; font-size:13px;
  padding:8px 20px; border-radius:20px;
  border:1.5px solid rgba(13,13,13,.14); background:#fff; color:var(--muted);
  transition:all var(--transition);
}
.proj-filter.active { background:var(--forest); color:#fff; border-color:var(--forest); }
.proj-filter:hover:not(.active) { border-color:var(--forest); color:var(--forest); }
.proj-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.proj-card {
  border-radius:16px; overflow:hidden;
  background:#fff; border:1px solid rgba(13,13,13,.07);
  transition:transform var(--transition), box-shadow var(--transition);
}
.proj-card:hover { transform:translateY(-4px); box-shadow:var(--shadow); }
.proj-thumb { height:200px; position:relative; overflow:hidden; }
.proj-thumb img { width:100%; height:100%; object-fit:cover; transition:transform .4s ease; }
.proj-card:hover .proj-thumb img { transform:scale(1.04); }
.proj-badge {
  position:absolute; top:12px; left:12px;
  font-family:'Montserrat',sans-serif; font-weight:600; font-size:11px;
  padding:5px 12px; border-radius:20px;
  background:rgba(30,77,56,.92); color:#fff; letter-spacing:.5px;
}
.proj-play {
  position:absolute; bottom:14px; right:14px;
  width:38px; height:38px; border-radius:50%;
  background:rgba(214,2,1,.92);
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:16px;
}
.proj-info { padding:18px 20px; }
.proj-info h3 {
  font-family:'Montserrat',sans-serif; font-weight:700;
  font-size:15px; color:var(--ink); margin-bottom:6px;
}
.proj-info p  { font-size:13px; color:var(--muted); line-height:1.5; }
.proj-loc { display:flex; align-items:center; gap:5px; margin-top:10px; font-size:12.5px; color:var(--muted); }
.proj-more { text-align:center; margin-top:44px; }

/* ═══════════════════════════════════════════
   CHIFFRES / STATS
═══════════════════════════════════════════ */
.section.stats-section {
  background:linear-gradient(135deg, var(--forest2) 0%, var(--forest) 100%);
  position:relative; overflow:hidden;
}
.stats-section .deco-ring {
  position:absolute; border-radius:50%; border:2px solid rgba(255,255,255,.06);
}
.stats-section .deco-ring-1 { width:600px; height:600px; top:-300px; right:-150px; }
.stats-section .deco-ring-2 { width:400px; height:400px; bottom:-200px; left:-100px; }
.stats-grid { display:grid; grid-template-columns:repeat(4,1fr); }
.stat-item {
  padding:44px 28px; text-align:center;
  border-right:1px solid rgba(255,255,255,.1);
}
.stat-item:last-child { border-right:none; }
.stat-item .big {
  font-family:'Montserrat',sans-serif; font-weight:900;
  font-size:52px; color:#fff; line-height:1;
}
.stat-item .big em { color:#4CD870; font-style:normal; }
.stat-item .lbl { font-size:14px; color:rgba(255,255,255,.65); margin-top:10px; }

/* ═══════════════════════════════════════════
   RECRUTEMENT
═══════════════════════════════════════════ */
.jobs-grid { display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.job-card {
  background:#fff; border:1px solid rgba(13,13,13,.07);
  border-radius:16px; padding:28px;
  display:flex; flex-direction:column; gap:14px;
  transition:box-shadow var(--transition), border-color var(--transition);
}
.job-card:hover { box-shadow:0 12px 32px rgba(13,50,30,.1); border-color:rgba(30,77,56,.2); }
.job-header { display:flex; justify-content:space-between; align-items:flex-start; gap:10px; }
.job-title { font-family:'Montserrat',sans-serif; font-weight:700; font-size:16.5px; color:var(--ink); }
.job-badge {
  font-family:'Montserrat',sans-serif; font-weight:600; font-size:11px;
  padding:5px 12px; border-radius:20px; white-space:nowrap; flex-shrink:0;
}
.job-badge.cdi { background:#E9F4EC; color:var(--green2); }
.job-badge.cdd { background:#FFF0F0; color:var(--red); }
.job-meta { display:flex; gap:16px; flex-wrap:wrap; }
.job-meta span { display:flex; align-items:center; gap:5px; font-size:13px; color:var(--muted); }
.job-desc { font-size:14px; color:var(--muted); line-height:1.6; }

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
.section.bg-white { background:#fff; }
.contact-grid { display:grid; grid-template-columns:1fr 1.3fr; gap:60px; }
.contact-info h3 {
  font-family:'Montserrat',sans-serif; font-weight:700; font-size:22px;
  color:var(--ink); margin-bottom:16px;
}
.contact-info p { font-size:15px; color:var(--muted); line-height:1.7; margin-bottom:28px; }
.contact-list { display:flex; flex-direction:column; gap:16px; }
.contact-item { display:flex; align-items:flex-start; gap:14px; }
.contact-item .ci-icon {
  width:40px; height:40px; border-radius:10px; background:#E9F4EC;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0; color:var(--forest); font-size:18px;
}
.ci-label {
  font-family:'Montserrat',sans-serif; font-weight:700;
  font-size:11.5px; color:var(--muted); text-transform:uppercase; letter-spacing:.8px;
}
.ci-value { font-size:15px; color:var(--ink); margin-top:3px; }

/* Form */
.contact-form { display:flex; flex-direction:column; gap:16px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.form-field { display:flex; flex-direction:column; gap:6px; }
.form-field label {
  font-family:'Montserrat',sans-serif; font-weight:600; font-size:12px;
  color:var(--muted); text-transform:uppercase; letter-spacing:.8px;
}
.form-field input,
.form-field select,
.form-field textarea {
  padding:12px 16px;
  border:1.5px solid rgba(13,13,13,.12); border-radius:10px;
  font-family:'Inter',sans-serif; font-size:14.5px;
  color:var(--ink); background:#fff; outline:none;
  transition:border-color var(--transition);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color:var(--forest); }
.form-field textarea { resize:vertical; min-height:110px; }

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
footer { background:var(--forest2); color:#fff; padding:60px 0 28px; }
.footer-inner { max-width:1200px; margin:0 auto; padding:0 32px; }
.footer-grid {
  display:grid; grid-template-columns:2fr 1fr 1fr 1.2fr;
  gap:48px; margin-bottom:48px;
}
.footer-logo { display:flex; align-items:center; gap:10px; margin-bottom:16px; }
.footer-logo img { width:44px; height:44px; object-fit:contain; }
.footer-name { font-family:'Montserrat',sans-serif; font-weight:800; font-size:17px; color:#fff; }
.footer-sub  { font-size:10px; font-weight:600; color:rgba(255,255,255,.55); letter-spacing:1.5px; text-transform:uppercase; margin-top:2px; }
.footer-desc { font-size:13.5px; color:rgba(255,255,255,.6); line-height:1.65; max-width:260px; }
.footer-col h4 {
  font-family:'Montserrat',sans-serif; font-weight:700; font-size:12.5px;
  color:rgba(255,255,255,.9); letter-spacing:.8px; text-transform:uppercase; margin-bottom:16px;
}
.footer-col a, .footer-col li {
  display:block; font-size:13.5px;
  color:rgba(255,255,255,.55); margin-bottom:9px;
  transition:color var(--transition);
}
.footer-col a:hover, .footer-col li:hover { color:#fff; cursor:pointer; }
.footer-bottom {
  border-top:1px solid rgba(255,255,255,.1); padding-top:24px;
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
}
.footer-copy { font-size:12.5px; color:rgba(255,255,255,.4); }
.footer-social { display:flex; gap:10px; }
.soc-btn {
  width:34px; height:34px; border-radius:8px;
  border:1px solid rgba(255,255,255,.18);
  display:flex; align-items:center; justify-content:center;
  color:rgba(255,255,255,.6); font-size:16px;
  transition:background var(--transition), color var(--transition);
}
.soc-btn:hover { background:rgba(255,255,255,.12); color:#fff; }

/* ═══════════════════════════════════════════
   TOAST
═══════════════════════════════════════════ */
.toast {
  position:fixed; bottom:28px; right:28px;
  background:var(--forest); color:#fff;
  font-family:'Montserrat',sans-serif; font-weight:600; font-size:14px;
  padding:14px 22px; border-radius:10px;
  box-shadow:0 8px 24px rgba(0,0,0,.2);
  display:flex; align-items:center; gap:10px;
  transform:translateY(80px); opacity:0;
  transition:transform .3s ease, opacity .3s ease; z-index:9999;
}
.toast.show { transform:translateY(0); opacity:1; }

/* ═══════════════════════════════════════════
   MODAL CANDIDATURE
═══════════════════════════════════════════ */
.modal-overlay {
  position:fixed; inset:0; background:rgba(0,0,0,.55); z-index:1000;
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none;
  transition:opacity .25s ease;
}
.modal-overlay.open { opacity:1; pointer-events:all; }
.modal-box {
  background:#fff; border-radius:20px; padding:36px;
  width:520px; max-width:95vw; max-height:90vh; overflow-y:auto;
  transform:scale(.94); transition:transform .25s ease;
}
.modal-overlay.open .modal-box { transform:scale(1); }
.modal-header { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:6px; }
.modal-box h3 { font-family:'Montserrat',sans-serif; font-weight:800; font-size:20px; color:var(--ink); }
.modal-sub { font-size:14px; color:var(--muted); margin-bottom:24px; }
.modal-close { background:none; border:none; font-size:26px; line-height:1; color:var(--muted); transition:color var(--transition); }
.modal-close:hover { color:var(--ink); }

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width:1024px) {
  .nav-links   { gap:18px; }
  .about-grid  { gap:40px; }
  .footer-grid { grid-template-columns:1fr 1fr; gap:32px; }
}

@media (max-width:860px) {
  .nav-links         { display:none; }
  .nav-mobile-toggle { display:block; }
  .nav-links.open {
    display:flex; flex-direction:column; gap:0;
    position:fixed; top:var(--nav-h); left:0; right:0;
    background:#fff; padding:16px 0 20px;
    border-bottom:1px solid rgba(13,13,13,.08);
    box-shadow:0 8px 24px rgba(0,0,0,.07);
  }
  .nav-links.open a { padding:12px 32px; font-size:15px; }
  .about-grid,
  .contact-grid    { grid-template-columns:1fr; }
  .services-grid   { grid-template-columns:1fr 1fr; }
  .proj-grid       { grid-template-columns:1fr 1fr; }
  .stats-grid      { grid-template-columns:1fr 1fr; }
  .stat-item       { border-right:none; border-bottom:1px solid rgba(255,255,255,.1); }
  .stat-item:nth-child(2n) { border-right:none; }
  .jobs-grid       { grid-template-columns:1fr; }
}

@media (max-width:580px) {
  .section         { padding:60px 0; }
  .section-inner   { padding:0 20px; }
  .services-grid,
  .proj-grid       { grid-template-columns:1fr; }
  .stats-grid      { grid-template-columns:1fr 1fr; }
  .hero-stats      { gap:20px; }
  .footer-grid     { grid-template-columns:1fr; }
  .form-row        { grid-template-columns:1fr; }
}