/* ================================================
   NAVBAR — Sticky header + Mobile menu
   ================================================ */

#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: all 0.3s ease;
}

#nav.scroll {
  background: rgba(10, 10, 10, 0.87);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

.nav-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* ── Logo ── */
.logo {
  display: flex;
  align-items: center;
  gap: 9px;
}

.logo-txt {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(130deg, #fff 20%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Nav links ── */
.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ── Hamburger ── */
.ham {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.ham span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

.ham.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ham.open span:nth-child(2) { opacity: 0; }
.ham.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile menu ── */
#mob {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  padding: 24px;
  z-index: 998;
}

#mob.open {
  display: block;
}

#mob ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 24px;
}

#mob ul a {
  font-size: 16px;
  font-weight: 500;
}

#mob .mob-btns {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#mob .btn {
  justify-content: center;
}