* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
}

/* =========================
   HEADER
========================= */

.site-header {
  width: 100%;
  height: 88px;
  background: #fff;
  border-bottom: 1px solid #f2f2f2;
  position: sticky;
  z-index: 1000;
  transition: transform 0.3s ease;
  top: 0;
}

.site-header.header-hide {
  transform: translateY(-100%);
}

.header-container {
  width: 100%;
  max-width: 1700px;
  height: 100%;
  margin: 0 auto;
  padding: 0 32px;

  display: flex;
  align-items: center;
}

/* =========================
   LOGO
========================= */

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

.logo img {
  width: 115px;
  height: auto;
  display: block;
}


/* =========================
   DESKTOP MENU
========================= */

.main-nav {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);

  display: flex;
  align-items: center;
  gap: 60px;
}

.main-nav a {
  color: #111;
  text-decoration: none;
  font-size: 16px;
  font-weight: 400;

  white-space: nowrap;
}

.main-nav a:hover {
  color: #075da9;
}


/* Mobile Contact hidden on desktop */

.mobile-contact {
  display: none;
}


/* =========================
   CONTACT BUTTON
========================= */

.contact-btn {
  margin-left: auto;
  width: 142px;
  height: 41px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #075da9;
  border: 1px solid #075da9;
  color: #fff;
  border-radius: 25px;
  text-decoration: none;
  font-size: 16px;
}

.contact-btn:hover {
  background: #fff;
  color: #075da9;
  transition: 0.3s;
}

/* =========================
   HAMBURGER
========================= */

.menu-toggle {
  display: none;

  width: 42px;
  height: 42px;

  margin-left: auto;
  padding: 8px;

  border: none;
  background: transparent;

  cursor: pointer;

  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.menu-toggle span {
  width: 25px;
  height: 2px;
  background: #111;
  border-radius: 2px;

  transition: 0.3s;
}


/* =========================
   MOBILE
========================= */

@media (max-width: 700px) {

  .site-header {
    height: 75px;
  }

  .header-container {
    padding: 0 20px;
  }

  .logo img {
    width: 100px;
  }


  /* Desktop contact hide */
  .contact-btn {
    display: none;
  }


  /* Hamburger show */
  .menu-toggle {
    display: flex;
  }


  /* Same desktop menu becomes mobile menu */

  .main-nav {
    position: absolute;

    top: 75px;
    left: 0;

    width: 100%;

    transform: none;

    display: none;

    flex-direction: column;
    align-items: stretch;

    gap: 0;

    padding: 10px 20px 20px;

    background: #fff;

    border-top: 1px solid #eee;

    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  }


  /* Click ke baad open */

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


  .main-nav a {
    padding: 15px 5px;

    font-size: 16px;

    border-bottom: 1px solid #eee;
  }


  /* Mobile Contact */

  .main-nav .mobile-contact {
    display: block;

    color: #075da9;
  }


  /* =========================
     HAMBURGER -> X
  ========================= */

  .menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}


/* =========================
   SMALL MOBILE
========================= */

@media (max-width: 400px) {

  .header-container {
    padding: 0 16px;
  }

  .logo img {
    width: 90px;
  }
}