/* ============================================================
   components.css — Component Styles
   Nav, Cards, Chips, Buttons, Footer
   ============================================================ */

/* ============================================================
   NAVIGATION BAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 12px;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  z-index: 100;
}

@media (min-width: 768px) {
  .navbar {
    padding: 0 50px;
  }
}

.navbar__logo {
  font-family: 'Epilogue', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--on-surface);
  letter-spacing: -0.02em;
}

.navbar__links {
  display: none;
  align-items: center;
  gap: var(--space-xl);
}

.navbar__link {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.9375rem;
  font-weight: 500;
  color: rgba(45, 47, 51, 0.60);
  transition: color 300ms ease;
}

.navbar__link:hover,
.navbar__link--active {
  color: var(--primary);
}

.navbar__link--active {
  font-weight: 700;
  border-bottom: 2px solid var(--primary);
  padding-bottom: 2px;
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.navbar__icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: var(--space-sm);
  color: var(--on-surface-variant);
  transition: transform 150ms ease;
}

.navbar__icon-btn:active {
  transform: scale(0.90);
}

/* Hamburger toggle — visible only on mobile */
.navbar__menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: var(--space-sm);
  color: var(--on-surface-variant);
  transition: transform 150ms ease;
}

.navbar__menu-toggle:active {
  transform: scale(0.90);
}

@media (min-width: 768px) {
  .navbar__links {
    display: flex;
  }
  .navbar__menu-toggle {
    display: none;
  }
}

/* ============================================================
   MOBILE MENU OVERLAY
   ============================================================ */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  background: rgba(246, 246, 251, 0.95);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  opacity: 0;
  visibility: hidden;
  transition: opacity 300ms ease, visibility 300ms ease;
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu__link {
  font-family: 'Epilogue', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--on-surface);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 300ms ease, transform 300ms ease, color 200ms ease;
}

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

/* Staggered entrance */
.mobile-menu.is-open .mobile-menu__link:nth-child(1) { transition-delay: 50ms; }
.mobile-menu.is-open .mobile-menu__link:nth-child(2) { transition-delay: 100ms; }
.mobile-menu.is-open .mobile-menu__link:nth-child(3) { transition-delay: 150ms; }
.mobile-menu.is-open .mobile-menu__link:nth-child(4) { transition-delay: 200ms; }

.mobile-menu__link:hover {
  color: var(--primary);
}

.mobile-menu__actions {
  display: flex;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 300ms ease 300ms, transform 300ms ease 300ms;
}

.mobile-menu.is-open .mobile-menu__actions {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   HERO HEADER — Main Visual
   ============================================================ */
.hero {
  padding-top: var(--nav-height);
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-sm);
}

@media (min-width: 768px) {
  .hero {
    padding-bottom: var(--space-2xl);
    margin-bottom: var(--space-2xl);
  }
}

.hero__picture {
  display: block;
  width: 100%;
}

.hero__image {
  display: block;
  width: 100%;
  height: auto;
}

/* ============================================================
   GALLERY CARDS — "Collectible" Component
   ============================================================ */
.card {
  position: relative;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  cursor: pointer;
  box-shadow: var(--shadow-card);
  transition: transform 400ms cubic-bezier(0.2, 0, 0.2, 1),
              box-shadow 400ms ease;
  will-change: transform;
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity 300ms ease;
  box-shadow: 0 0 0 3px currentColor;
}

.card:hover {
  z-index: 50;
  transform: translateY(-20px) scale(1.05);
  box-shadow: var(--shadow-hover);
}

.card:hover::after {
  opacity: 1;
}

.card__image-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-lg);
  background: var(--surface-variant);
}

.card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card__body {
  padding: 0 var(--space-sm);
}

.card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-sm);
  gap: var(--space-sm);
}

.card__title {
  /* Uses .headline-lg class in HTML */
  color: var(--on-surface);
}

.card__description {
  color: var(--on-surface-variant);
}

/* ============================================================
   CHIPS — "Rarity" Tags
   ============================================================ */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}

.chip--secondary {
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}

.chip--primary {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.chip--tertiary {
  background: var(--tertiary-container);
  color: var(--on-tertiary-container);
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
}

.about__inner {
  max-width: 48rem;
}

.about__heading {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.about__icon {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-full);
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: var(--shadow-card);
}

.about__title {
  color: var(--on-surface);
}

.about__text {
  color: var(--on-surface-variant);
  margin-bottom: var(--space-lg);
}

.about__text:last-child {
  margin-bottom: 0;
}

.about__link {
  display: inline-block;
  margin-top: var(--space-xl);
  color: var(--primary);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition: text-decoration-color 200ms ease, opacity 200ms ease;
}

.about__link:hover {
  text-decoration-color: var(--primary);
  opacity: 0.80;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--surface-container-low);
  padding: var(--space-2xl) 12px;
  width: 100%;
}

@media (min-width: 768px) {
  .footer {
    padding: var(--space-2xl) 50px;
  }
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer__brand {
  font-family: 'Epilogue', sans-serif;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--on-surface);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .footer__links {
    gap: var(--space-xl);
  }
}

.footer__link {
  font-family: 'Epilogue', sans-serif;
  font-size: 0.875rem;
  color: rgba(45, 47, 51, 0.50);
  transition: opacity 200ms ease;
}

.footer__link:hover {
  opacity: 0.80;
  text-decoration: underline;
  text-decoration-color: var(--primary);
  text-underline-offset: 4px;
}

.footer__copyright {
  font-family: 'Epilogue', sans-serif;
  font-size: 0.875rem;
  color: rgba(45, 47, 51, 0.50);
}

@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ============================================================
   DECORATIVE BACKGROUND
   ============================================================ */
.decorative-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 1228px;
  opacity: 0.20;
  pointer-events: none;
  z-index: -1;
  background: radial-gradient(circle at center, var(--primary-container), transparent 60%);
}

@media (min-width: 768px) {
  .decorative-bg {
    width: 120vw;
    position: fixed;
  }
}

/* ============================================================
   LIGHTBOX — Image Preview Overlay
   ============================================================ */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
}

.lightbox.is-open {
  display: block;
}

.lightbox__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.88);
}

.lightbox__body {
  position: absolute;
  top: 60px;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.lightbox__image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox__close {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 210;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: #fff;
  background: rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-full);
  border: none;
  transition: background 200ms ease;
}

.lightbox__close:hover {
  background: rgba(255, 255, 255, 0.4);
}

/* ============================================================
   GALLERY — Show More Button & Pagination
   ============================================================ */
.gallery__item.is-hidden {
  display: none;
}

.gallery__more-wrapper {
  display: flex;
  justify-content: center;
  margin-top: var(--space-2xl);
}

.gallery__more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2.5rem;
  font-family: 'Epilogue', sans-serif;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--on-primary-container);
  background: var(--primary-container);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background 200ms ease, transform 150ms ease, box-shadow 200ms ease;
  box-shadow: var(--shadow-card);
}

.gallery__more-btn:hover {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-hover);
}

.gallery__more-btn:active {
  transform: scale(0.96);
}

.gallery__more-btn.is-hidden {
  display: none;
}