/* ===================================
   Components — Nav, Buttons, Footer, Cursor
   =================================== */

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: background-color var(--duration-fast) var(--ease-out),
              padding var(--duration-fast) var(--ease-out),
              backdrop-filter var(--duration-fast) var(--ease-out);
}

.nav.scrolled {
  background-color: var(--color-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 0;
  box-shadow: 0 4px 24px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.03);
}

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

.nav__logo {
  height: 24px;
  width: auto;
}

.nav__logo svg {
  height: 100%;
  width: auto;
}

.nav__links {
  display: flex;
  gap: 2.5rem;
}

.nav__link {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: var(--color-muted);
  position: relative;
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width var(--duration-fast) var(--ease-out);
}

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

.nav__link:hover::after {
  width: 100%;
}

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

.nav__link--active::after {
  width: 100%;
  background-color: var(--color-gold);
  opacity: 0.5;
}

/* --- Hamburger --- */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 4px;
  cursor: pointer;
}

.nav__hamburger span {
  display: block;
  width: 28px;
  height: 1px;
  background-color: var(--color-bone);
  transition: transform var(--duration-fast) var(--ease-out),
              opacity var(--duration-fast) var(--ease-out);
}

.nav__hamburger.active span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.nav__hamburger.active span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* --- Mobile Menu Overlay --- */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-overlay);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.mobile-menu.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu__links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.mobile-menu__link {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: var(--fw-light);
  color: var(--color-ivory);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
}

.mobile-menu.active .mobile-menu__link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu.active .mobile-menu__link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-menu__link:nth-child(2) { transition-delay: 0.18s; }
.mobile-menu.active .mobile-menu__link:nth-child(3) { transition-delay: 0.26s; }
.mobile-menu.active .mobile-menu__link:nth-child(4) { transition-delay: 0.34s; }

/* --- Custom Cursor (Dot + Ring) --- */
.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 4px;
  height: 4px;
  background: var(--color-gold);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s, background 0.3s;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(184,162,114,0.35);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: width 0.4s var(--ease-out),
              height 0.4s var(--ease-out),
              border-color 0.3s,
              border-radius 0.3s,
              opacity 0.3s,
              box-shadow 0.4s;
}

.cursor-dot.active,
.cursor-ring.active {
  opacity: 1;
}

.cursor-ring.hover {
  width: 60px;
  height: 60px;
  border-color: var(--color-gold);
  box-shadow: var(--glow-gold-subtle);
}

.cursor-ring.text {
  width: 2px;
  height: 24px;
  border-radius: 1px;
  border-color: var(--color-gold);
  opacity: 0.6;
}

/* --- Preloader --- */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}

.preloader__phases {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.preloader__moon-wrap {
  position: relative;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  overflow: hidden;
}

.preloader__moon-wrap::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  background: radial-gradient(circle at center, transparent 55%, rgba(10,10,10,0.3) 72%, rgba(10,10,10,0.7) 85%, #0A0A0A 100%);
  pointer-events: none;
  z-index: 2;
}

.preloader__moon-img {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  max-width: none;
  transform: translate(-50%, -50%);
  object-fit: cover;
  object-position: center center;
  display: block;
  opacity: 0;
  pointer-events: none;
}

.preloader__moon-shadow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to left, #0A0A0A 0%, #0A0A0A 30%, rgba(10,10,10,0.7) 45%, rgba(10,10,10,0.3) 58%, transparent 72%);
  border-radius: 50%;
  pointer-events: none;
  transform: translateX(0%);
}

.preloader__phase-label {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: var(--fw-light);
  letter-spacing: var(--ls-wide);
  color: var(--color-ivory);
  opacity: 0;
}

/* --- Nav Logo (HTML version) --- */
.nav__logo-inner {
  display: flex;
  align-items: center;
  gap: 0;
  height: 24px;
}

.nav__logo-n,
.nav__logo-text {
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  font-size: 22px;
  color: var(--color-ivory);
  letter-spacing: var(--ls-wide);
  line-height: 1;
}

.nav__logo-moon {
  position: relative;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 1px;
}

.nav__logo-moon::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  background: radial-gradient(circle at center, transparent 50%, rgba(10,10,10,0.4) 72%, rgba(10,10,10,0.8) 88%, #0A0A0A 100%);
  pointer-events: none;
  z-index: 2;
}

.nav__logo-moon-img {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  max-width: none;
  transform: translate(-50%, -50%);
  object-fit: cover;
  object-position: center center;
  display: block;
}

.nav__logo-moon-shadow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to left, #0A0A0A 0%, #0A0A0A 30%, rgba(10,10,10,0.7) 45%, rgba(10,10,10,0.3) 58%, transparent 72%);
  border-radius: 50%;
  pointer-events: none;
  transform: translateX(-100%);
}

.footer-moon-shadow {
  transform: translateX(60%);
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--color-anthracite);
  padding: var(--space-md) 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__logo {
  height: 16px;
  opacity: 0.6;
}

.footer__logo svg {
  height: 100%;
  width: auto;
}

.footer__text {
  font-size: var(--fs-xs);
  color: var(--color-muted);
}