/* SK Construction - Custom Styles */

:root {
  --color-primary: #1E3A5F;
  --color-secondary: #C89B3C;
  --color-charcoal: #2D2D2D;
  --color-light-gray: #F5F5F5;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--color-charcoal);
}

.font-display {
  font-family: 'Playfair Display', Georgia, serif;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Hero overlay gradient */
.hero-overlay {
  background: linear-gradient(
    to bottom,
    rgba(30, 58, 95, 0.75) 0%,
    rgba(30, 58, 95, 0.55) 50%,
    rgba(30, 58, 95, 0.85) 100%
  );
}

/* Image placeholder */
.img-placeholder {
  background: linear-gradient(135deg, #1E3A5F 0%, #2a5080 50%, #1E3A5F 100%);
}

/* Gallery masonry */
.masonry-grid {
  column-count: 1;
  column-gap: 1rem;
}

@media (min-width: 640px) {
  .masonry-grid {
    column-count: 2;
  }
}

@media (min-width: 1024px) {
  .masonry-grid {
    column-count: 3;
  }
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: 1rem;
}

/* Lightbox */
.lightbox {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-height: 85vh;
  object-fit: contain;
}

/* Filter buttons */
.filter-btn.active {
  background-color: var(--color-primary);
  color: white;
}

/* Sticky mobile CTA */
.sticky-mobile-cta {
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.sticky-mobile-cta.visible {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .sticky-mobile-cta {
    display: none !important;
  }
}

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.5rem;
  background: var(--color-secondary);
  color: var(--color-primary);
  font-weight: 600;
  border-radius: 0 0 0.25rem 0.25rem;
}

.skip-link:focus {
  top: 0;
}

/* Nav mobile menu */
.mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.mobile-menu.open {
  max-height: 500px;
}

/* Star rating */
.star-filled {
  color: var(--color-secondary);
}

/* Form error state */
.input-error {
  border-color: #dc2626 !important;
}

.error-message {
  color: #dc2626;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Before/after slider placeholder */
.before-after-card {
  position: relative;
  overflow: hidden;
}

.before-after-label {
  position: absolute;
  top: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: rgba(30, 58, 95, 0.9);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.before-after-label.before {
  left: 0.75rem;
}

.before-after-label.after {
  right: 0.75rem;
}