/* ==========================================================================
   Laskavě — Masážní salon (Zuzana Klazarová)
   Styling, Design Tokens, Typography & Animations
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600;700;800;900&family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,700;1,900&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* Base CSS Variables & Palette */
:root {
  --color-cream-light: #FAF6F0;
  --color-cream: #F3EDE4;
  --color-sand: #E8DEC8;
  --color-sand-dark: #D4C5A9;
  --color-brown-light: #6C5D53;
  --color-brown: #4A3B32;
  --color-brown-dark: #3A2E26;
  --color-brown-deep: #251C17;
  --color-gold: #C69B59;
  --color-gold-light: #DFBD83;
  --color-gold-dark: #9F7635;
  --color-sage: #4E6B5D;
  --color-sage-light: #E8EFEA;
  --color-white-glass: rgba(255, 255, 255, 0.82);
  --color-cream-glass: rgba(250, 246, 240, 0.88);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-quote: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --shadow-subtle: 0 4px 20px -2px rgba(58, 46, 38, 0.05);
  --shadow-card: 0 10px 30px -5px rgba(58, 46, 38, 0.08);
  --shadow-hover: 0 20px 40px -10px rgba(58, 46, 38, 0.14);
  --shadow-gold: 0 8px 25px -4px rgba(198, 155, 89, 0.35);

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 9999px;
}

/* Reset & Document defaults */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--color-cream-light);
  color: var(--color-brown-dark);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  background-color: var(--color-cream-light);
  background-image: 
    radial-gradient(at 10% 10%, rgba(223, 189, 131, 0.08) 0px, transparent 50%),
    radial-gradient(at 90% 80%, rgba(78, 107, 93, 0.06) 0px, transparent 50%);
  background-attachment: fixed;
  line-height: 1.7;
}

/* Utility Font Families */
.font-serif-display {
  font-family: var(--font-display);
}

.font-serif-quote {
  font-family: var(--font-quote);
}

.font-sans-clean {
  font-family: var(--font-sans);
}

.font-movie-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 900;
  letter-spacing: -0.015em;
}

.font-cinzel-title {
  font-family: 'Cinzel', serif;
  font-weight: 800;
  letter-spacing: 0.04em;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-cream-light);
}

::-webkit-scrollbar-thumb {
  background: var(--color-sand-dark);
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-cream-light);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold);
}

/* ==========================================================================
   Header & Sticky Navigation
   ========================================================================== */
.header-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  background-color: transparent;
  padding: 1.5rem 0;
}

.header-nav.scrolled {
  background-color: var(--color-cream-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(198, 155, 89, 0.18);
  box-shadow: 0 4px 24px -6px rgba(58, 46, 38, 0.08);
}

.nav-link {
  position: relative;
  font-weight: 500;
  color: var(--color-brown-dark);
  transition: color 0.3s ease;
  padding: 0.35rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 2px;
}

.nav-link:hover {
  color: var(--color-gold-dark);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* ==========================================================================
   Buttons & Interactive Elements
   ========================================================================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, var(--color-brown-dark), var(--color-brown));
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.95rem 2rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(223, 189, 131, 0.25);
  box-shadow: var(--shadow-card);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-gold-dark), var(--color-gold));
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: rgba(255, 255, 255, 0.7);
  color: var(--color-brown-dark);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.95rem 1.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-sand-dark);
  backdrop-filter: blur(8px);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.btn-secondary:hover {
  background: #FFFFFF;
  border-color: var(--color-gold);
  color: var(--color-gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

/* ==========================================================================
   Cards, Glassmorphism & Shadows
   ========================================================================== */
.glass-card {
  background: var(--color-white-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (hover: hover) {
  .glass-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(198, 155, 89, 0.4);
  }
}

/* ==========================================================================
   Review Carousel Fixes (Strict line-clamp & uniform height to prevent jumping)
   ========================================================================== */
.line-clamp-4 {
  display: -webkit-box !important;
  -webkit-box-orient: vertical !important;
  -webkit-line-clamp: 4 !important;
  line-clamp: 4 !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

#review-carousel-container {
  overflow: hidden !important;
  touch-action: pan-y pinch-zoom;
}

#review-carousel-track {
  display: flex;
  align-items: stretch;
  overflow: hidden !important;
}

#review-carousel-track > div {
  display: flex;
  align-items: stretch;
}

#review-carousel-track .glass-card {
  height: 275px !important;
  min-height: 275px !important;
  max-height: 275px !important;
  overflow: hidden !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
  transform: none !important;
}

#review-carousel-track .review-text {
  height: 96px !important;
  min-height: 96px !important;
  max-height: 96px !important;
  overflow: hidden !important;
}

.service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold-light), var(--color-gold));
  opacity: 0.4;
  transition: opacity 0.3s ease;
}

.service-card:hover::before {
  opacity: 1;
}

/* ==========================================================================
   Atmospheric Photo Grid & Lightbox
   ========================================================================== */
.photo-thumb {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  cursor: zoom-in;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  background-color: var(--color-sand);
  border: 1px solid rgba(198, 155, 89, 0.15);
}

.photo-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.photo-thumb:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: var(--color-gold);
}

.photo-thumb:hover img {
  transform: scale(1.06);
}

.photo-thumb .photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(37, 28, 23, 0.55), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  color: #FFFFFF;
}

.photo-thumb:hover .photo-overlay {
  opacity: 1;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: rgba(25, 19, 15, 0.88);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.lightbox-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  max-width: 1100px;
  max-height: 88vh;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(223, 189, 131, 0.3);
  transform: scale(0.95);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox-modal.active .lightbox-content {
  transform: scale(1);
}

/* ==========================================================================
   Joy Pills ("Co mi dělá radost")
   ========================================================================== */
.joy-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: #FFFFFF;
  border: 1px solid var(--color-sand-dark);
  color: var(--color-brown-dark);
  font-size: 0.75rem;
  line-height: 1.25;
  font-weight: 500;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-pill);
  transition: all 0.3s ease;
  cursor: default;
  box-shadow: 0 2px 8px -2px rgba(58, 46, 38, 0.04);
}

@media (min-width: 640px) {
  .joy-pill {
    font-size: 0.85rem;
    padding: 0.45rem 1rem;
    gap: 0.45rem;
  }
}

.joy-pill:hover {
  background-color: var(--color-cream);
  border-color: var(--color-gold);
  color: var(--color-gold-dark);
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--shadow-card);
}

/* ==========================================================================
   Scroll Reveal Animations (Intersection Observer)
   Hardware-accelerated and tailored for smooth mobile & desktop scrolling
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translate3d(0, 26px, 0);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.reveal.revealed {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.reveal-delay-100 { transition-delay: 100ms; }
.reveal-delay-200 { transition-delay: 200ms; }
.reveal-delay-300 { transition-delay: 300ms; }
.reveal-delay-400 { transition-delay: 400ms; }

/* Enhanced silky smooth reveal on mobile devices */
@media (max-width: 768px) {
  .reveal {
    transform: translate3d(0, 16px, 0);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), 
                transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .reveal.revealed {
    transform: translate3d(0, 0, 0);
  }

  .reveal-delay-100 { transition-delay: 40ms; }
  .reveal-delay-200 { transition-delay: 80ms; }
  .reveal-delay-300 { transition-delay: 120ms; }
  .reveal-delay-400 { transition-delay: 160ms; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ==========================================================================
   Booking iframe container (Cal.com)
   ========================================================================== */
.reservio-wrapper {
  position: relative;
  width: 100%;
  height: 560px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: transparent;
  box-shadow: none;
  border: none;
}

@media (min-width: 1024px) {
  .reservio-wrapper {
    height: 100%;
    min-height: 560px;
  }
}

.reservio-iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: transparent;
}

.map-wrapper {
  position: relative;
  width: 100%;
  height: 300px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(198, 155, 89, 0.2);
  box-shadow: var(--shadow-subtle);
}

/* ==========================================================================
   Mobile Menu Overlay
   ========================================================================== */
.mobile-menu-drawer {
  position: fixed;
  inset: 0;
  z-index: 99;
  background-color: var(--color-cream-light);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 1.5rem 2rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu-drawer.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Hide original header cleanly when mobile drawer is open */
body.mobile-menu-open #header-nav {
  opacity: 0 !important;
  pointer-events: none !important;
  transform: translateY(-100%) !important;
  transition: transform 0.3s ease, opacity 0.2s ease !important;
}

/* Accent badges & quotes */
.gold-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: rgba(198, 155, 89, 0.12);
  color: var(--color-gold-dark);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(198, 155, 89, 0.25);
}

/* Responsive tweaks */
@media (max-width: 768px) {
  :root {
    --radius-lg: 20px;
    --radius-md: 16px;
  }
  
  .reservio-wrapper {
    height: 560px;
  }
}

/* Custom Scrollbar for Modal */
.custom-scrollbar::-webkit-scrollbar {
  width: 6px;
}
.custom-scrollbar::-webkit-scrollbar-track {
  background: rgba(232, 222, 200, 0.3);
  border-radius: 10px;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
  background: rgba(198, 155, 89, 0.5);
  border-radius: 10px;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: rgba(198, 155, 89, 0.8);
}

/* ==========================================================================
   Service Windows (Rozklikávací okna)
   ========================================================================== */
.service-window summary::-webkit-details-marker {
  display: none;
}
.service-window .window-text-open {
  display: none;
}
.service-window[open] .window-text-open {
  display: inline;
}
.service-window[open] .window-text-closed {
  display: none;
}

/* When secondary windows are opened, hide description - main offer (#window-masaze) keeps description always */
#window-mohendzodaro[open] summary .service-window-desc,
#window-produkty[open] summary .service-window-desc,
.service-window[open] summary .service-window-bottom {
  display: none !important;
}

#window-masaze summary .service-window-desc {
  display: block !important;
}

.service-window[open] summary h3 {
  margin-bottom: 0 !important;
}

/* Secondary windows expansion to full width */
.service-window-col {
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 1024px) {
  #secondary-services-grid.has-expanded-window .service-window-col,
  .service-window-col.is-expanded,
  .service-window-col:has(.service-window[open]) {
    grid-column: 1 / -1;
    width: 100%;
  }
}

/* Mobile Phone Full-Width Expansion on Click/Open & for Main Offer */
@media (max-width: 639px) {
  #window-masaze,
  .service-window[open] {
    margin-left: -1.25rem !important;
    margin-right: -1.25rem !important;
    width: calc(100% + 2.5rem) !important;
    max-width: none !important;
    border-radius: 0 !important;
    border-left: none !important;
    border-right: none !important;
    box-shadow: 0 8px 30px -4px rgba(0, 0, 0, 0.1) !important;
  }

  #window-masaze > div:first-child,
  .service-window[open] > summary {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
    border-radius: 0;
  }

  #window-masaze > div:nth-child(2),
  .service-window[open] > div.border-t,
  .service-window[open] > div:not(summary) {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
    padding-top: 1.25rem !important;
    padding-bottom: 2rem !important;
  }

  /* Make inner cards maximize width nicely without large wasted margins */
  #window-masaze .service-card,
  #window-masaze .glass-card,
  .service-window[open] .service-card,
  .service-window[open] .glass-card {
    padding-left: 1.125rem !important;
    padding-right: 1.125rem !important;
    padding-top: 1.25rem !important;
    padding-bottom: 1.25rem !important;
    border-radius: 1.25rem !important;
  }
}