/* ═══════════════════════════════════════════════════════════════════════════
   nav.css — Top navigation bar with tabs (matching scraped2 style)
   ═══════════════════════════════════════════════════════════════════════════ */

.nav {
  position: relative;
  z-index: 100;
  flex-shrink: 0;
  background: rgba(13, 17, 23, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  min-height: 56px;
  max-width: 880px;
  margin-inline: auto;
}

/* Brand / logo */
.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
  flex-shrink: 0;
  cursor: pointer;
  margin-right: 2rem;
}

.nav__logo {
  display: block;
  flex-shrink: 0;
}

/* Tab buttons */
.nav__tabs {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav__tab {
  display: inline-block;
  background: none;
  border: none;
  text-decoration: none;
  color: var(--color-text-dim);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  border-radius: 6px;
  white-space: nowrap;
  padding: 0.5rem 0.625rem;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}

.nav__tab.active {
  color: var(--color-accent);
  background: var(--color-accent-dim);
}

/* ── Hamburger button ──────────────────────────────────────────────────── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform 0.25s, opacity 0.25s;
}

/* Animate to X when open */
.nav--open .nav__hamburger span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav--open .nav__hamburger span:nth-child(2) {
  opacity: 0;
}
.nav--open .nav__hamburger span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile: hamburger menu ────────────────────────────────────────────── */
@media (max-width: 575px) {
  .nav__hamburger {
    display: flex;
  }

  .nav__tabs {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(13, 17, 23, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.5rem 0;
    z-index: 200;
  }

  .nav--open .nav__tabs {
    display: flex;
  }

  .nav__tabs .nav__tab {
    width: 100%;
    text-align: left;
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    border-radius: 0;
    min-height: 44px;
  }

  .nav__tabs .nav__tab.active {
    background: var(--color-accent-dim);
  }
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (min-width: 576px) {
  .nav__tab { font-size: 0.875rem; padding: 0.5rem 1rem; }
  .nav__brand { font-size: 1.25rem; }
}