@import url('./variables.css');

/* ============================================================
   NAV
   ============================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background-color var(--transition-slow),
              backdrop-filter var(--transition-slow);
}

.nav--scrolled {
  background-color: rgba(11, 11, 11, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav__logo img {
  height: 64px;
  width: auto;
}

.nav__links {
  display: none;
  gap: var(--space-5);
}

@media (min-width: 768px) {
  .nav__links {
    display: flex;
    align-items: center;
  }
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-sand);
  transition: color var(--transition-base);
}

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

.nav__cta {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.4);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-base),
              color var(--transition-base);
}

.nav__cta:hover {
  border-color: var(--color-white);
  color: var(--color-white);
}

/* ============================================================
   HERO
   ============================================================ */

.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(
    160deg,
    var(--color-charcoal) 0%,
    var(--color-jet-black) 60%
  );
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 1;
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-inline: var(--space-3);
  opacity: 0;
  transform: translateY(var(--space-3));
  transition: opacity var(--transition-slow),
              transform var(--transition-slow);
}

.hero__content.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero__eyebrow {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-sand);
  margin-bottom: var(--space-3);
}

.hero__headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: var(--text-3xl);
  font-weight: 400;
  letter-spacing: var(--tracking-wide);
  line-height: var(--leading-tight);
  color: var(--color-white);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

@media (min-width: 768px) {
  .hero__headline {
    font-size: var(--text-4xl);
  }
}

@media (min-width: 1200px) {
  .hero__headline {
    font-size: var(--text-5xl);
  }
}

.hero__sub {
  font-size: var(--text-base);
  color: var(--color-sand);
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-6);
}

@media (min-width: 768px) {
  .hero__sub {
    font-size: var(--text-lg);
  }
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn-outline {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-white);
  border: 1px solid var(--color-white);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-base),
              color var(--transition-base);
}

.btn-outline:hover {
  background-color: var(--color-white);
  color: var(--color-jet-black);
}

/* ============================================================
   SCROLL INDICATOR
   ============================================================ */

.hero__scroll {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--color-sand);
  font-size: var(--text-xl);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(var(--space-1)); }
}

/* ============================================================
   PRELOADER
   ============================================================ */

.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--color-jet-black);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

.preloader__ring {
  width: 52px;
  height: 52px;
  border: 2px solid rgba(255, 255, 255, 0.12);
  border-top-color: var(--color-white);
  border-radius: 50%;
  animation: preloaderSpin 0.9s linear infinite;
}

.preloader__label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-sand);
}

@keyframes preloaderSpin {
  to { transform: rotate(360deg); }
}