/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(10,14,20,0.75);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(33,150,243,0.07);
  z-index: 500;
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.navbar.scrolled {
  background: rgba(10,14,20,0.96);
  border-color: rgba(33,150,243,0.14);
  box-shadow: 0 4px 40px rgba(0,0,0,0.4);
}

.nav-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 36px;
}

/* ---- Logo ---- */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo-icon { width:34px; height:34px; }
.nav-logo-text { display:flex; flex-direction:column; line-height:1.05; }
.nav-logo .l1 {
  font-family: var(--font-display);
  font-size: 21px;
  letter-spacing: 2px;
  background: linear-gradient(90deg, var(--accent-bright), var(--water-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-logo .l2 {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--silver);
  -webkit-text-fill-color: var(--silver);
}

/* ---- Links ---- */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
}
.nav-link {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--silver);
  padding: 8px 14px;
  border-radius: 7px;
  text-decoration: none;
  transition: color 0.2s, background 0.2s;
  position: relative;
  background: none;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}
.nav-link:hover { color:var(--white); background:rgba(255,255,255,0.04); }
.nav-link.active { color:var(--white); }
.nav-link.active::after {
  content:'';
  position:absolute;
  bottom:-1px; left:14px; right:14px;
  height:2px;
  background: var(--accent);
  border-radius:1px;
  box-shadow: 0 0 8px var(--accent-glow);
}

/* ---- Dropdown ---- */
.nav-dropdown { position:relative; }
.dropdown-arrow {
  font-size:9px;
  display:inline-block;
  transition:transform 0.2s ease;
  margin-top:1px;
}
.nav-dropdown.open .dropdown-arrow { transform:rotate(180deg); }

.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 230px;
  background: rgba(22,34,50,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(33,150,243,0.15);
  border-radius: 12px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: all 0.22s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(33,150,243,0.04);
}
.nav-dropdown.open .dropdown-menu {
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 14px;
  border-radius: 8px;
  color: var(--silver);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.15s ease;
}
.dropdown-item:hover { color:var(--white); background:rgba(33,150,243,0.1); }
.dropdown-item .d-icon {
  width:30px; height:30px;
  background: rgba(33,150,243,0.08);
  border: 1px solid rgba(33,150,243,0.12);
  border-radius: 7px;
  display: flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.dropdown-item .d-icon svg { width:14px; height:14px; fill:var(--accent-bright); }

/* ---- CTA ---- */
.nav-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  color: #fff;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1.5px;
  padding: 10px 22px;
  border-radius: 7px;
  text-decoration: none;
  flex-shrink: 0;
  box-shadow: 0 3px 18px var(--orange-glow);
  transition: transform 0.2s, box-shadow 0.2s;
  margin-left: auto;
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(255,109,0,0.45);
}
.nav-cta .dot {
  width:7px; height:7px;
  background:#fff;
  border-radius:50%;
  animation: dot-pulse 1.8s ease-in-out infinite;
}

/* ---- Hamburger ---- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--silver);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity:0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ---- Mobile Menu ---- */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left:0; right:0;
  background: rgba(13,27,42,0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(33,150,243,0.1);
  padding: 12px 24px 28px;
  z-index: 499;
  transform: translateY(-110%);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1), opacity 0.3s ease;
}
.mobile-menu.open { transform:translateY(0); opacity:1; }
.mobile-nav-link {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--silver);
  padding: 15px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  text-decoration: none;
  transition: color 0.2s;
}
.mobile-nav-link:hover { color:var(--white); }

.mobile-services-toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--silver);
  padding: 15px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  cursor: pointer;
  transition: color 0.2s;
}
.mobile-services-toggle:hover { color:var(--white); }

.mobile-sub {
  display: none;
  padding-left: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.mobile-sub.open { display:block; }
.mobile-sub a {
  display: block;
  font-family: var(--font-body);
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-bright);
  padding: 11px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  text-decoration: none;
  transition: color 0.2s;
}
.mobile-sub a:hover { color:var(--water-light); }

.mobile-cta-btn {
  display: block;
  text-align: center;
  margin-top: 20px;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  color: #fff;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 2px;
  padding: 15px;
  border-radius: 9px;
  text-decoration: none;
  box-shadow: 0 4px 20px var(--orange-glow);
}

/* ---- Responsive ---- */
@media (max-width:900px) {
  .nav-links, .nav-cta { display:none; }
  .hamburger { display:flex; }
  .mobile-menu { display:block; }
}