/* ===== SHARED COMPONENTS =====
   Nav, footer, CTA banner, grid utilities, section headers
   Used across all pages via 11ty includes
*/

/* --- Skip Link (accessibility) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--container-pad);
  z-index: 200;
  background: var(--black);
  color: var(--white);
  padding: 8px 16px;
  font-size: var(--label-md);
  font-weight: var(--label-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking);
}
.skip-link:focus {
  top: 8px;
}

/* --- Focus styles (accessibility) --- */
:focus-visible {
  outline: 2px solid var(--black);
  outline-offset: 2px;
}
a:focus:not(:focus-visible),
button:focus:not(:focus-visible) {
  outline: none;
}

/* --- Container --- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* --- Section spacing & headers --- */
.section-spacer { padding-top: var(--section-spacing); }

.section-header {
  font-size: var(--label-sm);
  font-weight: var(--label-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking-wide);
  color: var(--gray-400);
  margin-bottom: 28px;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: var(--nav-blur);
  -webkit-backdrop-filter: var(--nav-blur);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--nav-height);
}
.nav-inner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--container-pad);
  right: var(--container-pad);
  height: 1px;
  background: var(--gray-200);
}

.logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
  list-style: none;
}
.nav-links a {
  font-size: var(--label-lg);
  font-weight: var(--label-weight);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking);
  color: var(--gray-500);
  transition: color var(--transition-fast);
}
.nav-links a:hover { color: var(--black); }
.nav-links a.is-active { color: var(--black); }

/* --- Nav dropdown (desktop: hover, mobile: tap) --- */
.nav-dropdown { position: relative; }

.nav-dropdown-toggle {
  background: none;
  border: none;
  cursor: default;
  font-size: var(--label-lg);
  font-weight: var(--label-weight);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking);
  color: var(--gray-500);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
}
.nav-dropdown-toggle:hover { color: var(--black); }
.nav-dropdown-toggle.is-active { color: var(--black); }

/* Desktop: hide chevron — clean, minimal look */
@media (min-width: 769px) {
  .nav-chevron { display: none; }
}

/* Mobile: show chevron */
.nav-chevron {
  width: 10px;
  height: 8px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  transition: transform 0.3s ease;
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: -16px;
  padding-top: 16px; /* invisible bridge so hover doesn't break */
  z-index: 110;
}
.nav-dropdown-menu-inner {
  background: var(--white);
  border: 1px solid var(--gray-200);
  box-shadow: 0 8px 32px rgba(0,0,0,0.06), 0 2px 8px rgba(0,0,0,0.04);
  min-width: 200px;
  padding: 12px 0;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.nav-dropdown-menu a {
  display: block;
  padding: 10px 28px;
  font-size: var(--label-sm);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking);
  white-space: nowrap;
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.nav-dropdown-menu a:hover {
  color: var(--black);
  padding-left: 32px;
}

/* Theme toggle alignment */
.nav-theme-toggle {
  display: flex;
  align-items: center;
}

/* Desktop: show dropdown on hover with smooth entrance */
@media (hover: hover) {
  .nav-dropdown:hover .nav-dropdown-menu { display: block; }
  .nav-dropdown:hover .nav-dropdown-menu-inner {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-cta {
  font-size: var(--label-sm);
  font-weight: var(--label-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking);
  border: 1.5px solid var(--black);
  padding: 8px 22px;
  transition: all var(--transition-fast);
}
.nav-cta:hover,
.nav-cta.is-active {
  background: var(--black);
  color: var(--white);
}

/* --- Mobile hamburger (hidden by default) --- */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}
.nav-toggle svg {
  width: 24px;
  height: 24px;
  stroke: var(--black);
  stroke-width: 2;
  fill: none;
}

/* ===== CTA BANNER ===== */
.cta-banner {
  text-align: center;
  padding: var(--section-spacing) var(--container-pad);
  background: var(--gray-100);
}
.cta-banner h2 {
  font-size: var(--heading-lg);
  font-weight: var(--heading-weight);
  margin-bottom: 8px;
  letter-spacing: var(--heading-tracking);
}
.cta-banner .cta-contact {
  font-size: var(--body-md);
  color: var(--gray-500);
  margin-bottom: 28px;
}
.cta-banner .cta-contact a {
  color: var(--black);
  font-weight: var(--label-weight);
  border-bottom: 1px solid var(--gray-200);
  transition: border-color var(--transition-fast);
}
.cta-banner .cta-contact a:hover { border-color: var(--black); }

.cta-btn {
  display: inline-block;
  background: var(--black);
  color: var(--white);
  padding: 14px 40px;
  font-size: var(--label-md);
  font-weight: var(--label-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking);
  transition: opacity var(--transition-fast);
}
.cta-btn:hover { opacity: 0.85; }

/* ===== FOOTER ===== */
footer {}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 28px var(--container-pad);
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--label-sm);
  color: var(--gray-400);
  letter-spacing: 0.5px;
}
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-links a {
  color: var(--gray-500);
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--black); }

@media (max-width: 768px) {
  .footer-links a {
    display: inline-block;
    min-height: 44px;
    padding: 10px 4px;
    line-height: 24px;
  }
}

/* ===== PAGE HERO (shared across gallery + info pages) ===== */
.page-hero {
  position: relative;
  width: 100%;
  height: 300px;
  overflow: hidden;
  background: var(--gray-100);
}
.page-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.45) 100%);
  z-index: 1;
}
.page-hero-content {
  position: absolute;
  bottom: 40px;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 0 var(--container-pad);
  max-width: var(--max-w);
  margin: 0 auto;
}
.page-hero h1 {
  font-size: 40px;
  font-weight: var(--heading-weight);
  color: #fff;
  letter-spacing: var(--heading-tracking-tight);
}

/* ===== GRID UTILITIES ===== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--grid-gap-xl);
}

/* ===== SHARED INTERACTIVE ELEMENTS ===== */
.btn-link {
  display: inline-block;
  margin-top: 8px;
  font-size: var(--label-md);
  font-weight: var(--label-weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--label-tracking);
  border-bottom: 1.5px solid var(--black);
  padding-bottom: 3px;
  transition: opacity var(--transition-fast);
}
.btn-link:hover { opacity: 0.6; }

/* ===== THEME TOGGLE (inside nav-links) ===== */
.theme-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 14px;
  display: flex;
  align-items: center;
}
.theme-toggle svg {
  width: 16px;
  height: 16px;
  stroke: var(--gray-500);
  stroke-width: 2;
  fill: none;
  transition: stroke var(--transition-fast);
}
.theme-toggle:hover svg { stroke: var(--black); }

/* ===== LIGHTBOX (global — used on gallery pages + home image strip) ===== */
.gallery-item { cursor: pointer; }

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.lightbox-img.is-loaded {
  opacity: 1;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.2s;
  padding: 0;
  line-height: 1;
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  opacity: 1;
}

.lightbox-close {
  top: 20px;
  right: 24px;
  font-size: 40px;
}
.lightbox-prev,
.lightbox-next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 56px;
}
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

.lightbox-counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  letter-spacing: 0.05em;
}

body.lightbox-open { overflow: hidden; }

/* ===== IMAGE SLIDER ===== */
.slider {
  position: relative;
  overflow: hidden;
}

/* Progress bar */
.slider-progress {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  z-index: 10;
}
.slider-progress-bar {
  height: 100%;
  width: 0;
  background: rgba(0,0,0,0.15);
}

/* Slides */
.slider-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  opacity: 0;
  filter: blur(0);
  transition: opacity 0.8s ease, filter 0.8s ease;
  pointer-events: none;
}
.slider-slide.is-active {
  opacity: 1;
  filter: blur(0);
  pointer-events: auto;
}
.slider-slide.is-exiting {
  opacity: 0;
  filter: blur(6px);
}

/* Arrow controls */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 12;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0,0,0,0.5);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 18px;
  display: none;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}
.slider-arrow:hover {
  background: rgba(0,0,0,0.7);
}
.slider-arrow--prev { left: 16px; }
.slider-arrow--next { right: 16px; }

/* Dot controls */
.slider-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 12;
  display: none;
  gap: 8px;
}
.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.7);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.slider-dot:hover {
  border-color: #fff;
}
.slider-dot.is-active {
  background: #fff;
  border-color: #fff;
}

/* Paused state: show controls */
.slider.is-paused .slider-arrow {
  display: flex;
}
.slider.is-paused .slider-dots {
  display: flex;
}

/* ===== DARK MODE EDGE CASES ===== */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .gallery-item {
    border: 1px solid var(--gray-200);
  }
}
[data-theme="dark"] .gallery-item {
  border: 1px solid var(--gray-200);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  /* Nav: hide links by default, show on toggle */
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: var(--nav-blur);
    -webkit-backdrop-filter: var(--nav-blur);
    border-bottom: 1px solid var(--gray-200);
    flex-direction: column;
    padding: 16px var(--container-pad) 24px;
    gap: 0;
  }
  .nav-links.is-open { display: flex; }
  .nav-links { align-items: stretch; }
  .nav-links li { padding: 12px 0; }
  .nav-links a { font-size: var(--body-md); display: block; }
  .nav-toggle { display: block; }

  /* Mobile dropdown: accordion style */
  .nav-dropdown-toggle {
    font-size: var(--body-md);
    width: 100%;
    justify-content: space-between;
  }
  .nav-dropdown-menu {
    position: static;
    padding-top: 8px;
    min-width: 0;
  }
  .nav-dropdown-menu-inner {
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
    opacity: 1;
    transform: none;
    transition: none;
  }
  .nav-dropdown-menu a {
    padding: 8px 0 8px 20px;
    font-size: var(--label-md);
    color: var(--gray-500);
    transition: none;
  }
  .nav-dropdown-menu a:hover { padding-left: 20px; }
  .nav-dropdown.is-open .nav-dropdown-menu { display: block; }
  .nav-dropdown.is-open .nav-chevron { transform: rotate(180deg); }

  /* Body scroll lock when menu open */
  body.nav-open { overflow: hidden; }

  .page-hero { height: 220px; }
  .page-hero h1 { font-size: 28px; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }

  /* Slider mobile */
  .slider-arrow { width: 34px; height: 34px; font-size: 16px; }
  .slider-arrow--prev { left: 10px; }
  .slider-arrow--next { right: 10px; }
  .slider-dots { bottom: 10px; gap: 6px; }
  .slider-dot { width: 10px; height: 10px; }

  /* Lightbox mobile */
  .lightbox-close {
    top: 12px;
    right: 16px;
    font-size: 48px;
    padding: 8px;
  }
  .lightbox-prev,
  .lightbox-next {
    font-size: 44px;
    padding: 12px;
  }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
  .lightbox-counter {
    bottom: max(16px, env(safe-area-inset-bottom));
  }
  .lightbox-img {
    max-width: 96vw;
    max-height: 75vh;
  }
}
@media (max-width: 480px) {
  .page-hero { height: 180px; }
  .page-hero h1 { font-size: 24px; }
  .cta-banner h2 { font-size: 24px; }
}