/* ============================================================
   MARKUS PRO — Header / Navigation
   ============================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  padding-inline: var(--container-pad);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition:
    background var(--transition-base),
    border-color var(--transition-base),
    backdrop-filter var(--transition-base);
}

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

/* ── Nav inner ───────────────────────────────────────────── */

.nav-inner {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}

/* ── Logo ────────────────────────────────────────────────── */

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
  line-height: 1;
}

.nav-logo span { color: var(--accent); }

/* ── Links ───────────────────────────────────────────────── */

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
  list-style: none;
}

.nav-links a {
  position: relative;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
  padding-bottom: 2px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--accent);
  transition: width var(--transition-base);
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.is-active::after {
  width: 100%;
}

/* ── Actions (right icons) ───────────────────────────────── */

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  flex-shrink: 0;
}

.nav-icon-btn {
  position: relative;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition:
    color var(--transition-fast),
    background var(--transition-fast);
  background: none;
  border: none;
  font-size: 18px;
  flex-shrink: 0;
}

.nav-icon-btn:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

/* ── Mobile toggle ───────────────────────────────────────── */

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.nav-toggle:hover { background: var(--bg-card); }

.nav-toggle-line,
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition:
    transform var(--transition-base),
    opacity var(--transition-fast),
    width var(--transition-base);
  transform-origin: center;
}

.nav-toggle.is-open .nav-toggle-line:nth-child(1),
.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-toggle.is-open .nav-toggle-line:nth-child(2),
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
  width: 0;
}
.nav-toggle.is-open .nav-toggle-line:nth-child(3),
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── Account nav dropdown ────────────────────────────────── */

.nav-user-init {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #000;
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-sans);
  pointer-events: none;
}

.nav-account-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  min-width: 160px;
  padding: var(--sp-1) 0;
  z-index: 300;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .5);
}

.nav-account-name {
  padding: var(--sp-2) var(--sp-4);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-account-signout {
  display: block;
  width: 100%;
  padding: var(--sp-2) var(--sp-4);
  background: none;
  border: none;
  text-align: left;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color .15s, background .15s;
}

.nav-account-link {
  display: block;
  padding: var(--sp-2) var(--sp-4);
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color .15s, background .15s;
}

.nav-account-link:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.nav-account-signout:hover {
  color: var(--error, #ff4466);
  background: rgba(255, 68, 102, .08);
}

/* ── Mobile menu overlay ─────────────────────────────────── */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: var(--z-drawer);
  background: var(--bg-primary);
  display: flex;
  flex-direction: column;
  padding: calc(var(--nav-height) + var(--sp-8)) var(--container-pad) var(--sp-10);
  transform: translateX(-100%);
  transition: transform var(--transition-enter);
  overflow-y: auto;
}

.mobile-menu.is-open {
  transform: translateX(0);
}

.mobile-nav-links {
  list-style: none;
  flex: 1;
}

.mobile-nav-links li {
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-5) 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 6vw, 2.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.mobile-menu-footer {
  padding-top: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

.mobile-menu-actions {
  display: flex;
  gap: var(--sp-4);
}

.mobile-social {
  display: flex;
  gap: var(--sp-4);
}

.mobile-social a {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.mobile-social a:hover { color: var(--text-primary); }

/* ── Ticker ──────────────────────────────────────────────── */

.ticker {
  background: var(--accent);
  padding: 11px 0;
  overflow: hidden;
  white-space: nowrap;
  user-select: none;
}

.ticker-track {
  display: inline-flex;
  will-change: transform;
  -webkit-animation: ticker-scroll 22s linear infinite;
  animation: ticker-scroll 22s linear infinite;
}

.ticker-item,
.ticker-track span {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #000;
  padding-right: var(--sp-16);
}

.ticker-sep {
  padding-right: var(--sp-16);
  opacity: 0.4;
  color: #000;
}

@-webkit-keyframes ticker-scroll {
  from { -webkit-transform: translateX(0); transform: translateX(0); }
  to   { -webkit-transform: translateX(-50%); transform: translateX(-50%); }
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}