/* ============================================================
   KOLITRACK — Feuille de style principale
   ============================================================ */

:root {
  --kt-orange: #f97316;
  --kt-orange-dark: #ea580c;
  --kt-navy: #1e3a8a;
  --kt-navy-dark: #0f1f4d;
  --kt-gray: #64748b;
  --kt-light: #f4f6fb;
  --kt-green: #16a34a;
  --kt-red: #dc2626;
  --kt-white: #ffffff;
  --kt-radius: 10px;
  --kt-shadow: 0 10px 30px rgba(15, 31, 77, 0.08);
}

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

body {
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  color: #2b2f3a;
  background: var(--kt-light);
  line-height: 1.6;
}

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
}

/* ================= HEADER ================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--kt-white);
  box-shadow: 0 2px 12px rgba(15, 31, 77, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  position: relative;
}

.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--kt-navy); }
.brand img { width: 40px; height: 40px; border-radius: 10px; }
.brand .tag { color: var(--kt-orange); }

.main-nav { display: flex; gap: 28px; font-weight: 600; font-size: 14px; color: var(--kt-navy-dark); }
.main-nav a { position: relative; padding: 6px 0; transition: color 0.2s; }
.main-nav a:hover, .main-nav a.active { color: var(--kt-orange); }

.header-cta {
  background: var(--kt-orange);
  color: #fff;
  padding: 10px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  transition: background 0.2s;
}
.header-cta:hover { background: var(--kt-orange-dark); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 26px;
  color: var(--kt-navy);
  cursor: pointer;
}

@media (max-width: 900px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(15, 31, 77, 0.08);
    transition: max-height 0.25s ease;
  }
  .main-nav.open { max-height: 320px; padding: 10px 0; }
  .main-nav a { padding: 12px 24px; }
  .header-cta { display: none; }
  .nav-toggle { display: block; }
}

@media (max-width: 480px) {
  .header-inner { padding: 12px 16px; }
  .brand { font-size: 17px; gap: 8px; }
  .brand img { width: 32px; height: 32px; }
}

/* ================= HERO ================= */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  background: linear-gradient(180deg, rgba(15, 31, 77, 0.78), rgba(15, 31, 77, 0.62)),
    url("https://images.unsplash.com/photo-1494412651409-8963ce7935a7?q=80&w=1600&auto=format&fit=crop") center/cover no-repeat;
  color: #fff;
  text-align: center;
  padding: 90px 20px 60px;
}

.hero-inner { max-width: 780px; margin: 0 auto; }

.hero-eyebrow {
  color: var(--kt-orange);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 14px;
}

.hero h1 { font-size: 46px; font-weight: 800; margin-bottom: 14px; line-height: 1.15; }
.hero p.subtitle { font-size: 17px; color: #d9e0f5; margin-bottom: 34px; }

/* ================= TRACKING BOX ================= */
.tracking-box {
  background: #fff;
  border-radius: var(--kt-radius);
  box-shadow: var(--kt-shadow);
  padding: 22px;
  display: flex;
  gap: 12px;
  max-width: 640px;
  margin: 0 auto;
}

.tracking-box input {
  flex: 1;
  border: 2px solid #e6e9f2;
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 15px;
  color: #1c2233;
  outline: none;
  transition: border-color 0.2s;
}

.tracking-box input:focus { border-color: var(--kt-orange); }

.tracking-box button {
  background: var(--kt-navy);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0 26px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tracking-box button:hover { background: var(--kt-orange); }

@media (max-width: 640px) {
  .hero {
    min-height: auto;
    padding: 50px 14px 46px;
  }
  .hero h1 { font-size: 26px; line-height: 1.25; }
  .hero-eyebrow { font-size: 11px; }
  .hero p.subtitle { font-size: 14px; margin-bottom: 24px; }

  .tracking-box {
    flex-direction: column;
    padding: 14px;
    gap: 10px;
    border-radius: 14px;
    max-width: 100%;
  }
  .tracking-box input {
    width: 100%;
    padding: 13px 14px;
    font-size: 14.5px;
    border-radius: 10px;
  }
  .tracking-box button {
    width: 100%;
    padding: 13px 18px;
    font-size: 14.5px;
    border-radius: 10px;
    justify-content: center;
  }
}

/* ================= SERVICES STRIP (icones) ================= */
.services-strip {
  background: #fff;
  box-shadow: var(--kt-shadow);
  border-radius: var(--kt-radius);
  max-width: 1080px;
  margin: -46px auto 0;
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.service-item {
  padding: 30px 20px;
  text-align: center;
  border-right: 1px solid #eef0f6;
}

.service-item:last-child { border-right: none; }

.service-item .icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: rgba(249, 115, 22, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--kt-orange);
}

.service-item h4 { font-size: 15px; font-weight: 700; color: var(--kt-navy-dark); margin-bottom: 6px; }
.service-item p { font-size: 13px; color: var(--kt-gray); }

@media (max-width: 900px) {
  .services-strip { grid-template-columns: repeat(2, 1fr); margin: -30px 16px 0; }
  .service-item:nth-child(2) { border-right: none; }
}

@media (max-width: 480px) {
  .services-strip {
    grid-template-columns: 1fr;
    margin: -24px 14px 0;
  }
  .service-item {
    padding: 22px 16px;
    border-right: none;
    border-bottom: 1px solid #eef0f6;
  }
  .service-item:last-child { border-bottom: none; }
}

/* ================= SECTIONS GENERIQUES ================= */
.section { padding: 80px 0; }
.section-title { text-align: center; margin-bottom: 50px; }

.section-title .eyebrow {
  color: var(--kt-orange);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 10px;
}

.section-title h2 { font-size: 32px; font-weight: 800; color: var(--kt-navy-dark); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

.feature-card {
  background: #fff;
  border-radius: var(--kt-radius);
  padding: 30px;
  box-shadow: var(--kt-shadow);
  text-align: center;
  transition: transform 0.2s;
}

.feature-card:hover { transform: translateY(-6px); }

.feature-card .icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 14px;
  background: var(--kt-navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}

.feature-card h3 { font-size: 18px; margin-bottom: 10px; color: var(--kt-navy-dark); }
.feature-card p { font-size: 14px; color: var(--kt-gray); }

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .section { padding: 50px 0; }
  .section-title { margin-bottom: 32px; }
  .section-title h2 { font-size: 24px; }
  .feature-card { padding: 22px; }
}

/* ================= FOOTER ================= */
.site-footer {
  background: var(--kt-navy-dark);
  color: #c8d0ea;
  padding: 60px 0 24px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 32px;
  margin-bottom: 36px;
}

.footer-grid h4 { color: #fff; font-size: 15px; margin-bottom: 16px; }
.footer-grid ul { list-style: none; }
.footer-grid ul li { margin-bottom: 8px; font-size: 14px; }
.footer-grid ul li a:hover { color: var(--kt-orange); }

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
  margin-bottom: 14px;
}

.footer-brand img { width: 34px; height: 34px; border-radius: 8px; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 20px;
  text-align: center;
  font-size: 13px;
  color: #8b94b8;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .site-footer { padding: 40px 0 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
}