/* ═══════════════════════════════════════
   COMPONENT — Navigation
   ═══════════════════════════════════════ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  padding: 0 var(--gutter);
  transition: background 0.4s var(--ease), border-bottom 0.4s var(--ease);
}

.nav.scrolled {
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav__logo img {
  height: 38px;
  width: auto;
}

/* Links */
.nav__links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav__link {
  position: relative;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--white-80);
  border-radius: var(--r-sm);
  transition: color 0.2s, background 0.2s;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  width: 0; height: 2px;
  background: var(--orange);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.3s var(--ease);
}

.nav__link:hover {
  color: var(--white);
  background: var(--white-08);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: calc(100% - 28px);
}

.nav__link.active { color: var(--white); }

/* CTA */
.nav__cta {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--orange);
  color: white;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--r-pill);
  transition: background 0.2s, transform 0.2s var(--spring);
  flex-shrink: 0;
}

.nav__cta:hover {
  background: #d94e10;
  transform: scale(1.04);
}

.nav__cta svg {
  width: 14px; height: 14px;
  stroke: white; fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.2s var(--spring);
}

.nav__cta:hover svg { transform: translate(2px, -2px); }

/* Burger */
.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  padding: 6px;
  border-radius: var(--r-sm);
  background: var(--white-08);
  transition: background 0.2s;
}

.nav__burger:hover { background: var(--white-20); }

.nav__burger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

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

/* Mobile Menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: rgba(10,10,10,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 20px var(--gutter) 30px;
  flex-direction: column;
  gap: 4px;
  z-index: 999;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.nav__mobile.open {
  display: flex;
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.nav__mobile .nav__link {
  padding: 12px 16px;
  font-size: 16px;
}

.nav__mobile .nav__cta {
  margin-top: 12px;
  justify-content: center;
  padding: 14px;
}

/* Responsive */
@media (max-width: 860px) {
  .nav__links { display: none; }
  .nav__cta.desktop { display: none; }
  .nav__burger { display: flex; }
}