/* ── RESET ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── BODY ── */
body {
  font-family: 'Segoe UI', sans-serif;
  padding-top: 70px;
  background: #f5f5f5;
}

/* ── STICKY HEADER ── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.10);
  transition: box-shadow 0.3s;
}

/* Scroll effect */
.header.scrolled {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

/* ── HEADER INNER ── */
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  height: 65px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}


/* ── NAV ── */
nav#menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

nav#menu a {
  text-decoration: none;
  color: #333;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: 6px;
  transition: 0.2s;
  white-space: nowrap;
}

nav#menu a:hover,
nav#menu a.active {
  background: #eef5e6;
  color: #4a8a1e;
}

/* ── HAMBURGER ── */
.menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: #1a3c6e;
}

/* ── MOBILE ── */
@media (max-width: 768px) {

  .menu-btn {
    display: block;
  }

  nav#menu {
    display: none;
    flex-direction: column;
    align-items: stretch;

    position: absolute;
    top: 65px;
    left: 0;
    right: 0;

    background: #fff;
    border-top: 1px solid #eee;
    padding: 10px 16px 16px;

    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    z-index: 999;
  }

  nav#menu.open {
    display: flex;
  }

  nav#menu a {
    font-size: 1rem;
    padding: 12px;
    border-radius: 8px;
  }
}