/* nav.css */

.td-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--td-navy);
  border-bottom: var(--border-thin);
}

.td-nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 80px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  transition: height 200ms var(--ease-out), padding-top 200ms var(--ease-out);
}

.td-nav.is-compressed .td-nav__inner {
  height: 56px;
}

.td-nav__logo img {
  display: block;
  height: 60px;
  width: auto;
}

.td-nav__links {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.td-nav__links a {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--td-cream);
  text-decoration: none;
  padding: 4px 16px;
  position: relative;
  transition: color 150ms var(--ease-out);
}

.td-nav__links a::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: -2px;
  height: 2px;
  background: var(--td-yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 150ms var(--ease-out);
}

.td-nav__links a:hover { color: var(--td-yellow); }
.td-nav__links a:hover::after { transform: scaleX(1); }
.td-nav__links a:focus-visible {
  outline: 2px solid var(--td-yellow);
  outline-offset: 2px;
}

.td-nav__pipe {
  color: var(--td-cream);
  opacity: 0.25;
  font-family: var(--font-mono);
  font-size: 12px;
  user-select: none;
}

/* Hamburger */
.td-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 44px;
  height: 44px;
}

.td-nav__hamburger:focus-visible {
  outline: 2px solid var(--td-yellow);
  outline-offset: 2px;
}

.td-nav__hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--td-cream);
  transition: transform 200ms var(--ease-out), opacity 150ms var(--ease-out);
}

.td-nav__hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.td-nav__hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.td-nav__hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile overlay */
.td-nav__mobile {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--td-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: inset(0 0 100% 0);
  transition: clip-path 250ms var(--ease-out);
}

.td-nav__mobile.is-open {
  clip-path: inset(0 0 0% 0);
}

.td-nav__mobile-inner {
  text-align: center;
}

.td-nav__mobile-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--td-cream);
  font-size: 24px;
  cursor: pointer;
  padding: 8px;
}

.td-nav__mobile ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.td-nav__mobile a {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 48px;
  text-transform: uppercase;
  color: var(--td-cream);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 150ms var(--ease-out);
}

.td-nav__mobile a:hover { color: var(--td-yellow); }
.td-nav__mobile a:focus-visible {
  outline: 2px solid var(--td-yellow);
  outline-offset: 2px;
}
.td-nav__mobile-close:focus-visible {
  outline: 2px solid var(--td-yellow);
  outline-offset: 2px;
}
.td-nav__mobile .td-btn { font-size: 20px; padding: 16px 48px; }

/* Outline variant for nav CTA -- avoids two filled-red CTAs on screen simultaneously */
.td-btn--outline {
  background: transparent;
  border: 1px solid var(--td-cream);
  color: var(--td-cream);
}
.td-btn--outline:hover {
  background: var(--td-cream);
  color: var(--td-navy);
}
.td-btn--outline:active {
  transform: scale(0.97);
}

/* ── Dropdown ─────────────────────────────────────────── */

.td-nav__item--has-dropdown {
  position: relative;
}

.td-nav__dropdown-trigger {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--td-cream);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
  transition: color 150ms var(--ease-out);
}

.td-nav__dropdown-trigger::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: -2px;
  height: 2px;
  background: var(--td-yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 150ms var(--ease-out);
}

.td-nav__dropdown-trigger:hover,
.td-nav__dropdown-trigger[aria-expanded="true"] {
  color: var(--td-yellow);
}

.td-nav__dropdown-trigger:hover::after,
.td-nav__dropdown-trigger[aria-expanded="true"]::after {
  transform: scaleX(1);
}

.td-nav__dropdown-trigger:focus-visible {
  outline: 2px solid var(--td-yellow);
  outline-offset: 2px;
}

.td-nav__chevron {
  transition: transform 200ms var(--ease-out);
  flex-shrink: 0;
}

.td-nav__dropdown-trigger[aria-expanded="true"] .td-nav__chevron {
  transform: rotate(180deg);
}

.td-nav__dropdown {
  position: absolute;
  top: calc(100% + 16px);
  left: -16px;
  width: 320px;
  background: var(--td-navy-mid);
  border: 1px solid rgba(245, 240, 230, 0.2);
  clip-path: inset(0 0 100% 0);
  transition: clip-path 220ms var(--ease-out);
  pointer-events: none;
  z-index: 200;
}

.td-nav__dropdown.is-open {
  clip-path: inset(0 0 0% 0);
  pointer-events: auto;
}

.td-nav__dropdown-inner {
  display: flex;
  flex-direction: column;
}

.td-nav__dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 240, 230, 0.08);
  transition: background 150ms var(--ease-out);
}

.td-nav__dropdown-item:last-child {
  border-bottom: none;
}

.td-nav__dropdown-item:hover {
  background: rgba(255, 216, 50, 0.06);
}

.td-nav__dropdown-item:focus-visible {
  outline: 2px solid var(--td-yellow);
  outline-offset: -2px;
}

.td-nav__dropdown-ref {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--td-yellow);
  letter-spacing: 0.1em;
  padding-top: 2px;
  flex-shrink: 0;
  opacity: 0.8;
}

.td-nav__dropdown-title {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--td-cream);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.td-nav__dropdown-desc {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  color: rgba(245, 240, 230, 0.55);
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 900px) {
  .td-nav__inner { padding: 0 20px; }
  .td-nav__links { display: none; }
  .td-nav__cta   { display: none; }
  .td-nav__hamburger { display: flex; }
}

@media (prefers-reduced-motion: reduce) {
  .td-nav__links a::after,
  .td-nav__hamburger span,
  .td-nav__mobile,
  .td-nav__inner { transition: none; }
}