/* ============================================================
   MAXIMILIAN SCHMITT – Navigation Stylesheet
   ============================================================ */

/* ── Header / Navbar ── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background-color 0.35s ease, box-shadow 0.35s ease, padding 0.35s ease;
  padding: 0;
}

.header.transparent {
  background-color: transparent;
}

.header.scrolled {
  background-color: rgba(26, 26, 26, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.25);
}

/* Subpages: always solid */
.header.solid {
  background-color: var(--color-dark);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* ── Logo ── */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-mark {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-gold-dark), var(--color-gold-light));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--color-white);
  letter-spacing: -0.05em;
  flex-shrink: 0;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.nav__logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-white);
  letter-spacing: -0.01em;
}

.nav__logo-tagline {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.55);
  font-weight: 400;
  letter-spacing: 0.04em;
}

/* ── Desktop Navigation ── */
.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__item {
  position: relative;
  /* Extend the hover zone downward so the cursor stays within
     the item while moving from the link into the dropdown.     */
  padding-bottom: 0;
}

.nav__link {
  display: block;
  padding: 0.5rem 0.9rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: 6px;
  transition: color var(--transition), background-color var(--transition);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link[aria-current="page"] {
  color: var(--color-white);
  background-color: rgba(255,255,255,0.08);
}

.nav__link[aria-current="page"] {
  color: var(--color-orange);
}

/* Dropdown toggle */
.nav__link--dropdown {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav__link--dropdown .dropdown-arrow {
  font-size: 0.65rem;
  transition: transform var(--transition);
  opacity: 0.7;
}

.nav__item:hover .dropdown-arrow,
.nav__item[data-open] .dropdown-arrow {
  transform: rotate(180deg);
}

/* ── Dropdown Menu ── */
.dropdown {
  position: absolute;
  top: 100%;           /* flush to nav bottom – bridge covers the gap */
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--color-dark);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--border-radius-lg);
  /* Invisible top padding acts as a hover bridge so the cursor
     never leaves the interactive area while moving from the nav
     link down into the dropdown panel.                          */
  padding: 0.5rem;
  padding-top: calc(0.5rem + 10px); /* 10 px invisible bridge   */
  margin-top: -10px;                /* pull up by bridge height  */
  min-width: 220px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  /* Delay hiding so a small gap between link and panel doesn't
     immediately close the menu when the cursor crosses it.      */
  transition-delay: 0s;
  pointer-events: none;
}

.nav__item:hover .dropdown,
.nav__item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
  transition-delay: 0s;         /* open instantly               */
}

/* Keep open with a closing delay so cursor can travel to panel */
.nav__item .dropdown {
  transition-delay: 0.15s;      /* 150 ms grace before hiding   */
}

.nav__item:hover .dropdown {
  transition-delay: 0s;
}

.dropdown__link {
  display: block;
  padding: 0.65rem 1rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  border-radius: 6px;
  transition: background-color var(--transition), color var(--transition);
}

.dropdown__link:hover {
  background-color: rgba(255,255,255,0.07);
  color: var(--color-orange);
}

/* ── CTA Button in Nav ── */
.nav__cta {
  margin-left: var(--space-sm);
}

/* ── Hamburger ── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.08);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  gap: 5px;
  transition: background-color var(--transition);
  padding: 0;
}

.nav__hamburger:hover {
  background: rgba(255,255,255,0.14);
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav__hamburger[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.nav__hamburger[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile Menu Overlay ── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-dark);
  z-index: 999;
  padding: 100px var(--container-pad) 2rem;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.mobile-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-white);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: color var(--transition);
}

.mobile-nav__link:hover {
  color: var(--color-orange);
}

.mobile-nav__link[aria-current="page"] {
  color: var(--color-orange);
}

/* Mobile sub-links */
.mobile-subnav {
  padding-left: 1rem;
  padding-bottom: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-subnav a {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: rgba(255,255,255,0.65);
  padding: 0.4rem 0;
  transition: color var(--transition);
}

.mobile-subnav a:hover {
  color: var(--color-orange);
}

.mobile-menu__footer {
  padding-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-menu__footer .btn {
  text-align: center;
  justify-content: center;
}

.mobile-menu__social {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}