/* ─── NAVBAR ─── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  transition: background .35s var(--ease), border-bottom .35s;
}
#navbar.scrolled {
  background: rgba(7,9,15,.92);
  border-bottom: 1px solid var(--cyan-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  gap: 2rem;
}

/* Logo */
.nav-logo img {
  height: 50px;
  width: auto;
  background: transparent;
  padding: 4px 10px;
  border-radius: 5px;
  transition: background var(--t), box-shadow var(--t);
}


/* Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: .85rem;
  color: var(--g300);
  position: relative;
  transition: color var(--t);
  letter-spacing: .02em;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--cyan);
  transition: width var(--t) var(--ease);
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

/* Search */
.nav-search {
  position: relative;
  display: flex;
  align-items: center;
}
.nav-search input {
  background: rgba(0,229,255,.05);
  border: 1px solid var(--cyan-border);
  border-radius: 3px;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  padding: .42rem 2.2rem .42rem .9rem;
  width: 190px;
  outline: none;
  transition: width var(--t) var(--ease), border-color var(--t), background var(--t);
}
.nav-search input::placeholder { color: var(--g500); }
.nav-search input:focus {
  width: 250px;
  border-color: var(--cyan);
  background: rgba(0,229,255,.09);
}
.nav-search-icon {
  position: absolute;
  right: .7rem;
  color: var(--cyan);
  font-size: 1rem;
  pointer-events: none;
  line-height: 1;
}

/* Search dropdown */
.search-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0; right: 0;
  background: var(--bg-card);
  border: 1px solid var(--cyan-border);
  border-radius: 6px;
  overflow: hidden;
  z-index: 2000;
  animation: fadeDown .18s var(--ease);
}
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: none; }
}
.search-item {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .65rem .9rem;
  font-size: .8rem;
  color: var(--g300);
  transition: background var(--t);
}
.search-item:hover { background: var(--bg-card-h); color: var(--white); }
.search-item span {
  font-family: var(--font-mono);
  font-size: .65rem;
  color: var(--cyan);
  flex-shrink: 0;
}
.search-empty {
  padding: .7rem .9rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--g500);
}

/* Right group */
.nav-right {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-shrink: 0;
}
.nav-cta {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid var(--cyan-border);
  padding: .42rem 1.1rem;
  border-radius: 3px;
  transition: background var(--t), color var(--t), box-shadow var(--t);
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--cyan);
  color: #000;
  box-shadow: 0 0 20px rgba(0,229,255,.3);
}

/* Hamburger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 1px;
  transition: all var(--t);
}

/* Mobile */
@media (max-width: 860px) {
  .nav-links, .nav-search { display: none; }
  .nav-burger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: rgba(7,9,15,.97);
    backdrop-filter: blur(12px);
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--cyan-border);
    animation: fadeDown .2s var(--ease);
  }
}

/* ─── MOBILE NAVBAR ─── */
@media (max-width: 860px) {
  .nav-inner { padding: 0 1.25rem; }
  .nav-cta { display: none; }
  .nav-logo img { height: 32px; }
}

/* ─── Technologies button ─── */
.nav-tech-btn {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--g300);
  background: none;
  border: none;
  padding: .42rem .6rem;
  transition: color var(--t);
  white-space: nowrap;
}
.nav-tech-btn:hover { color: var(--white); }

/* ─── Register button ─── */
.nav-register-btn {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #000;
  background: var(--cyan);
  border: none;
  padding: .42rem 1.1rem;
  border-radius: 3px;
  transition: background var(--t), box-shadow var(--t);
  white-space: nowrap;
  font-weight: 700;
}
.nav-register-btn:hover {
  background: #fff;
  box-shadow: 0 0 20px rgba(0,229,255,.3);
}

/* ─── Contact dropdown ─── */
.nav-contact-wrap { position: relative; }

.nav-cta {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
  background: transparent;
  border: 1px solid var(--cyan-border);
  padding: .42rem 1.1rem;
  border-radius: 3px;
  transition: background var(--t), color var(--t), box-shadow var(--t);
  white-space: nowrap;
}
.nav-cta:hover,
.nav-cta.active {
  background: rgba(0,229,255,.08);
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(0,229,255,.15);
}

.contact-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 230px;
  background: var(--bg-card);
  border: 1px solid var(--cyan-border);
  border-radius: 8px;
  overflow: hidden;
  z-index: 2000;
  animation: fadeDown .18s var(--ease);
  box-shadow: 0 16px 40px rgba(0,0,0,.4);
}
.contact-drop-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  transition: background var(--t);
  text-decoration: none;
}
.contact-drop-item:hover { background: var(--bg-card-h); }
.cd-icon {
  font-size: 1.1rem;
  color: var(--cyan);
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}
.cd-label {
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .1em;
  color: var(--g500);
  text-transform: uppercase;
  margin-bottom: .2rem;
}
.cd-value {
  font-size: .85rem;
  color: var(--white);
  font-weight: 500;
}
.cd-divider {
  height: 1px;
  background: var(--cyan-border);
  margin: 0 1.25rem;
}

/* ─── Mobile adjustments ─── */
@media (max-width: 860px) {
  .nav-tech-btn,
  .nav-register-btn { display: none; }
  /* show them inside mobile menu instead */
}
@media (max-width: 640px) {
  .contact-dropdown { right: -1rem; min-width: 200px; }
}