/* =========================================
   HEADER CSS ONLY
   Desktop + Mobile Separate
========================================= */

/* ---------- VARIABLES USED BY HEADER ---------- */
:root {
  --primary-color: #0b4da2;
  --secondary-color: #2fa84f;
  --accent-color: #1f7a3a;
  --dark-text: #2b2f38;
  --light-text: #6b7280;
  --white: #ffffff;
  --border-color: #e5e9f0;
  --transition: all 0.3s ease;
}

/* ---------- BASIC HEADER SHARED STYLES ---------- */
header {
  background: var(--white);
  box-shadow: 0 4px 20px rgba(11, 77, 162, 0.08);
  position: sticky;
  top: 0;
  z-index: 1000;
}

header .container {
  padding-left: 40px;
  padding-right: 40px;
  margin: 0 auto;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
  font-size: 17px;
  font-weight: 600;
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo img {
  height: 60px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links li {
  position: relative;
}

.nav-links a {
  font-weight: 600;
  color: var(--dark-text);
  text-decoration: none;
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--secondary-color);
}

.btn {
  padding: 10px 25px;
  border-radius: 5px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  border: none;
}

.desktop-btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: fit-content;
  min-width: 0;
  height: auto;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
}

.desktop-btn img{
  width: 20px;
  height: 20px;
  display: inline-block;
  margin: 0;
  vertical-align: middle;
  flex-shrink: 0;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(11, 77, 162, 0.25);
}

.whatsapp-icon {
  width: 32px;
  height: auto;
}

.desktop-btn img {
  width: 24px;
  height: 24px;
}

/* ---------- DESKTOP HEADER ---------- */
@media (min-width: 993px) {
  .menu-toggle {
    display: none;
  }

  .desktop-btn {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
  }

  /* Dropdown */
  .submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    list-style: none;
    padding: 0;
    margin: 0;
    min-width: 240px;
    border: 1px solid #ddd;
    z-index: 9999;
    overflow: visible;
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
  }

  .dropdown:hover .submenu {
    display: block;
  }

  .submenu li {
    display: block;
    border-bottom: 1px solid #ddd;
  }

  .submenu li:last-child {
    border-bottom: none;
  }

  .submenu li a {
    display: block;
    padding: 10px 15px;
    color: #333;
    text-decoration: none;
    white-space: nowrap;
    background: #fff;
  }

  .submenu li a:hover {
    background-color: #f5f5f5;
    color: var(--primary-color);
  }

  .dropdown > a::after {
    content: " ▼";
    font-size: 10px;
    margin-left: 6px;
    display: inline-block;
    transition: transform 0.3s ease;
  }

  .dropdown:hover > a::after {
    transform: rotate(180deg);
  }
}

/* ---------- MOBILE HEADER ---------- */
@media (max-width: 992px) {
  header .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .navbar {
    height: 64px;
    position: relative;
  }

  .logo img {
    height: 52px;
  }

  .menu-toggle {
    display: block;
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    color: var(--primary-color);
    user-select: none;
  }

  .desktop-btn {
    display: none;
  }

  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    background: #fff;
    flex-direction: column;
    display: none;
    padding: 16px 0;
    box-shadow: 0 10px 20px rgba(0,0,0,0.10);
    gap: 0;
    z-index: 999;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
    border-bottom: 1px solid #f0f0f0;
  }

  .nav-links li:last-child {
    border-bottom: none;
  }

  .nav-links li a {
    display: block;
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
  }

  /* Mobile dropdown */
  .submenu {
    position: static;
    display: block;
    min-width: auto;
    border: none;
    box-shadow: none;
    background: #f8fafc;
    margin-top: 0;
  }

  .submenu li {
    border-bottom: 1px solid #e9edf3;
  }

  .submenu li a {
    padding: 10px 18px;
    font-size: 14px;
    white-space: normal;
    color: #444;
  }

  .dropdown > a::after {
    content: "";
  }
}

/* ---------- EXTRA SMALL MOBILE ---------- */
@media (max-width: 575px) {
  header .container {
    padding-left: 12px;
    padding-right: 12px;
  }

  .navbar {
    height: 60px;
  }

  .logo img {
    height: 46px;
  }

  .menu-toggle {
    font-size: 26px;
  }

  .nav-links {
    top: 60px;
  }

  .nav-links li a {
    font-size: 14px;
    padding: 11px 14px;
  }

  .submenu li a {
    font-size: 13px;
    padding: 9px 14px;
  }
}