/* INDEX PAGE - Mobile-first responsive styles */
/* Content layout now uses global.css classes */

/* Touch action for swipe support */
html, body {
  touch-action: pan-x;
  -ms-touch-action: pan-x;
}

/* Background wrapper */
.background-wrapper {
  position: relative;
  z-index: -1;
}

/* ========== NAVBAR ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3.75rem; /* 60px base */
  background-color: #ffffff;
  z-index: 100;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  gap: 1.25rem; /* 20px */
  padding: 0; /* full-bleed bar; inner handles padding */
}

/* Inner navbar content constrained to 1600px */
.navbar-inner {
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 1.25rem; /* 20px */
  padding: 0 2.5rem; /* 40px */
  box-sizing: border-box;
}

.navbar-logo {
  height: 2.5rem; /* 40px */
  width: auto;
  display: block;
  flex-shrink: 0;
}

/* Breadcrumb navigation */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  font-family: 'NimbusSansExtd-Regular', sans-serif;
  font-size: 0.875rem; /* 14px */
  color: #666;
}

.breadcrumb-current {
  font-weight: 600;
  color: #000;
}

.breadcrumb-separator {
  color: #ccc;
}

.breadcrumb-title {
  color: #000;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Navbar language selector */
.navbar-language-selector {
  display: flex;
  gap: 0.25rem; /* 4px */
  align-items: center;
  flex-shrink: 0;
}

.navbar-lang-btn {
  background: none;
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 0.25rem 0.5rem; /* 4px 8px */
  font-family: 'NimbusSans-Regular', sans-serif;
  font-size: 0.75rem; /* 12px */
  font-weight: 400;
  color: #666;
  cursor: pointer;
  transition: all 0.2s ease;
  min-width: 2rem; /* 32px */
  text-align: center;
}

.navbar-lang-btn:hover {
  background-color: #f5f5f5;
  border-color: #999;
  color: #000;
}

.navbar-lang-btn.active {
  background-color: #000;
  border-color: #000;
  color: #fff;
  font-weight: 600;
}

.navbar-title {
  font-family: 'NimbusSansExtd-Regular', sans-serif;
  font-size: 1.25rem; /* 20px */
  font-weight: 400;
  color: #000000;
  line-height: 1.2;
}

/* Responsive navbar */
@media (max-width: 768px) {
  .navbar { height: 3.125rem; /* 50px */ }
  .navbar-inner { 
    padding: 0 1.25rem; /* 20px */
    gap: 0.75rem; /* 12px - tighter spacing on mobile */
  }
  
  .navbar-logo {
    height: 2rem; /* 32px */
  }
  
  .breadcrumb {
    font-size: 0.75rem; /* 12px */
  }
  
  .breadcrumb-title {
    display: none; /* Hide long title on mobile, show only "1 / 7" */
  }
  
  .breadcrumb-separator {
    display: none;
  }
  
  .navbar-lang-btn {
    font-size: 0.625rem; /* 10px */
    padding: 0.2rem 0.4rem; /* 3px 6px */
    min-width: 1.75rem; /* 28px */
  }
  
  .navbar-title {
    font-size: 1rem; /* 16px */
  }
}

/* Extra small screens (narrow phones like Galaxy S8+, iPhone SE) */
@media (max-width: 400px) {
  .navbar-inner {
    padding: 0 0.625rem; /* 10px - reduce side padding */
    gap: 0.5rem; /* 8px - even tighter spacing */
  }
  
  .navbar-logo {
    height: 1.75rem; /* 28px - smaller logo */
  }
  
  .breadcrumb {
    font-size: 0.6875rem; /* 11px */
    min-width: 2rem; /* Ensure breadcrumb doesn't collapse */
  }
  
  .navbar-language-selector {
    gap: 0.125rem; /* 2px - minimal gap between buttons */
  }
  
  .navbar-lang-btn {
    font-size: 0.5625rem; /* 9px */
    padding: 0.15rem 0.3rem; /* 2.4px 4.8px */
    min-width: 1.5rem; /* 24px - smaller buttons */
    border-width: 1px;
  }
}

/* ========== INDEX-SPECIFIC LAYOUT ========== */
/* Override content-grid for index page specific layout */
.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  width: 100%;
}

/* Mobile: add spacing between video and text within each grid item */
.content-grid-item {
  display: flex;
  flex-direction: column;
  gap: 1.25rem; /* 20px spacing between video and text on mobile */
  align-items: center; /* Center children horizontally */
}

/* Mobile: constrain text width to match video container */
.content-grid-item .content-text {
  width: 100%;
  max-width: 460px; /* Match video-container max-width */
}

/* Desktop layout: custom positioning for index page */
@media (min-width: 768px) {
  .content-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.5rem; /* 24px - a bit tighter to avoid wrapping/clipping */
    align-items: start;
  }
  
  /* First item: video left, text right */
  .content-grid-item:first-child {
    display: grid;
    grid-template-columns: minmax(18rem, 28.75rem) 1fr; /* video min 288px, max 460px */
    gap: 1.5rem; /* 24px */
    grid-column: 1 / -1;
    align-items: start;
  }
  
  .content-grid-item:first-child .video-container {
    margin: 0; /* align to column edge */
  }
  
  .content-grid-item:first-child .content-text {
    padding-top: 0;
  }
  
  /* Second item: text left, video right */
  .content-grid-item:last-child {
    display: grid;
    grid-template-columns: 1fr minmax(18rem, 28.75rem); /* video min 288px, max 460px */
    gap: 1.5rem; /* 24px */
    grid-column: 1 / -1;
    align-items: start;
  }
  
  .content-grid-item:last-child .video-container {
    grid-column: 2;
    grid-row: 1;
    margin: 0; /* align to column edge */
  }
  
  .content-grid-item:last-child .content-text {
    grid-column: 1;
    grid-row: 1;
    padding-top: 0;
  }

  /* Ensure video boxes honor column width without additional max constraints */
  .content-grid-item .video-container {
    max-width: 100%;
  }
}

/* Large screens: allow wider fixed layout if space permits */
@media (min-width: 1200px) {
  .content-grid {
    grid-template-columns: 460px 460px;
    gap: 40px;
    justify-content: space-between;
  }
  .content-grid-item:first-child {
    grid-template-columns: 460px 1fr;
    gap: 40px;
  }
  .content-grid-item:last-child {
    grid-template-columns: 1fr 460px;
    gap: 40px;
  }
}

/* ========== INDEX-SPECIFIC VIDEO ADJUSTMENTS ========== */
/* Slow playback for first video (#index-video-box1) set via JS in app.js */

/* Video zoom frame for second video */
.video-zoom-frame .zoomed-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transform: scaleY(1.0);
  transform-origin: center center;
}

/* Fallback for browsers without object-fit */
.fallback-object-fit-cover {
  position: absolute !important;
  top: 50% !important;
  left: 50% !important;
  width: auto !important;
  height: auto !important;
  min-width: 100% !important;
  min-height: 100% !important;
  transform: translate(-50%, -50%) !important;
}