/* =========================
   1. Reset & Box Sizing
   ========================= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* =========================
     2. Base Typography & Layout
     ========================= */
html,
body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  font-size: 16px; /* Default for desktops */
  overflow-x: hidden;
  background-color: black;
}

/* Default (white overlays, normal content) */
a {
  color: #007bff;
  text-decoration: none;
  font-weight: 600;
}

a:hover {
  text-decoration: underline;
}

/* Light links inside dark hero box */
.content-box a {
  color: #c1e1ff;
  font-weight: 600;
}

.content-box a:hover {
  color: #9ad1ff;
  text-decoration: underline;
}


/* =========================
     3. Responsive Font Sizes
     ========================= */
@media screen and (min-width: 1600px), screen and (min-height: 1024px) {
  html {
    font-size: 20px;
  }
}
@media screen and (max-width: 1024px), screen and (max-height: 768px) {
  html {
    font-size: 14px;
  }
}
@media screen and (max-width: 768px), screen and (max-height: 576px) {
  html {
    font-size: 12px;
  }
}
@media screen and (max-width: 480px), screen and (max-height: 480px) {
  html {
    font-size: 10px;
  }
}

/* =========================
     4. Video Background Container
     ========================= */
.video-container {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: url("bg.jpg") center center / cover no-repeat;
}

/* Background video element */
.background-video {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: translate(-50%, -50%);
}

/* Video sizing modes */
.background-video.background-fill {
  object-fit: cover;
}
.background-video.background-aspect {
  object-fit: contain;
  background-color: black; /* bars around the video */
}

/* =========================
     5. Header & Logo
     ========================= */
.header-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  text-align: center;
}
.logo {
  width: 7rem;
  margin-right: 1rem; /* Space between logo and title */
}
h1 {
  margin: 0;
  font-size: 2rem;
}

/* =========================
     6. Top-Centered Content Box
     ========================= */
.content-box {
  position: absolute;
  top: 1%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.5);
  color: white;
  text-align: center;
  padding: 1rem;
  border-radius: 1rem;
}
.content-box p {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

/* =========================
     7. Button Groups & Styles
     ========================= */
/* Shared button styles */
.button-group1 button,
.button-group2 button {
  padding: 0.75rem;
  font-size: 1.1rem;
  font-weight: bolder;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  min-width: 6rem;
  background-color: #007bff;
  color: #ffffff;
}
.button-group1,
.button-group2 {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  align-items: center;
}

/* Group-specific overrides */
.button-group1 button {
  background-color: rgba(255, 255, 255, 0.25);
}
.button-group2 .icon-button {
  min-width: 3rem;
  width: 3rem;
  height: 3rem;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-color: transparent;
}

/* Icon buttons */
.button-group2 .nextdoor {
  background-image: url("nextdoor.png");
}
.button-group2 .facebook {
  background-image: url("facebook.png");
}

/* Hover states */
.button-group1 button:hover,
.button-group2 button:hover,
.button-group2 .icon-button:hover {
  background-color: #ffffff;
  color: #007bff;
}
.button-group2 .icon-button:hover {
  filter: brightness(1.25);
}

/* =========================
     8. Join Link
     ========================= */
.join-link {
  display: inline-block;
  padding: 0.75rem 1.25rem;
  background-color: #007bff;
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: bolder;
  text-decoration: none;
  border-radius: 0.5rem;
  text-align: center;
}
.join-link:hover {
  background-color: #dddddd;
  color: #007bff;
}

/* =========================
     9. Overlay & Modal
     ========================= */
/* Overlay backdrop */
.overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
  padding: 1rem;
  overflow-y: auto; /* scrolling on small screens */
  z-index: 1000;
}

/* Common overlay content styles */
.overlay-content,
.overlay-terms-content {
  background: white;
  padding: 1rem;
  width: 75%;
  max-height: 80vh;
  text-align: center;
  font-size: 1rem;
  border-radius: 0.75rem;
  position: relative;
  overflow-y: auto;
}

/* Headings */
.overlay-content h2,
.overlay-terms-content h2 {
  color: #007bff;
  font-size: 2rem;
  margin-bottom: 1rem;
}
.overlay-terms-content h2 {
  font-size: 1.25rem;
}
.overlay-terms-content h3 {
  color: #666666;
  font-size: 0.85rem;
  text-align: left;
  margin-top: 0.5rem;
}

/* Text & lists */
.overlay-content p {
  color: #333333;
  margin-bottom: 1.25rem;
}
.overlay-content ol li,
.overlay-terms-content li {
  text-align: left;
  margin-left: 1rem;
}
.overlay-terms-content p,
.overlay-terms-content li {
  font-size: 0.75rem;
  color: #444444;
  margin-bottom: 0;
  text-align: justify;
}

/* Close button */
.close {
  position: absolute;
  top: 0;
  right: 10px;
  font-size: 2rem;
  cursor: pointer;
  color: #555555;
  transition: color 0.5s ease;
}
.close:hover {
  color: #ff0000;
}

/* =========================
     10. Video Controls & Stats
     ========================= */
.video-controls,
.terms-etc {
  position: absolute;
  bottom: 20px;
  display: flex;
  gap: 0.75rem;
  z-index: 2;
}
.video-controls {
  left: 5%;
}
.terms-etc {
  right: 5%;
}

.video-controls button,
.terms-etc button {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  font-size: 1.5rem;
  border: none;
  border-radius: 5px;
  background-color: rgba(255, 255, 255, 0.4);
  color: #007bff;
  cursor: pointer;
}
.video-controls button:hover,
.terms-etc button:hover {
  background-color: #007bff;
  color: #ffffff;
}

/* Video stats box */
.video-stats {
  position: absolute;
  bottom: 80px;
  left: 5%;
  background: rgba(255, 255, 255, 0.4);
  color: #007bff;
  padding: 0.75rem;
  font-size: 0.75rem;
  border-radius: 5px;
  display: none; /* Hidden by default */
  z-index: 5;
}
.video-stats:hover {
  background-color: #007bff;
  color: #ffffff;
}

/* =========================
     11. Attribution & Footer
     ========================= */
.video-attribution {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  padding: 0.75rem;
  color: #9aafc5;
  font-size: 0.5rem;
  /* Hidden for now */
  z-index: -1;
}

.page-footer {
  position: fixed;
  bottom: 0.75rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: #007bff;
  font-size: 0.75rem;
  z-index: 10;
}

/* =========================
     12. Session Cards (About Us)
     ========================= */

     .session-cards {
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }
    
    /* Base card */
    .session-card {
      border: 1px solid #d7d7d7;
      border-radius: 0.75rem;
      overflow: hidden;
      background: #ffffff;
    }
    
    /* Compact clickable header row */
    .card-row {
      width: 100%;
      border: 0;
      background: #f4f6f8;
      cursor: pointer;
    
      display: grid;
      grid-template-columns: 14px 1fr auto 18px;
      align-items: center;
      gap: 0.75rem;
    
      padding: 0.9rem 1rem;
      text-align: left;
    }
    
    /* subtle hover */
    .card-row:hover {
      background: #eef2f6;
    }
    
    /* Status square */
    .status-square {
      width: 12px;
      height: 12px;
      border-radius: 2px;
      background: #999;
    }
    
    /* Main text block (time + venue) */
    .row-main {
      display: flex;
      flex-direction: column;
      gap: 0.15rem;
      min-width: 0; /* allow ellipsis */
    }
    
    .row-time {
      font-weight: 700;
      color: #1f2a37;
      line-height: 1.2;
    }
    
    .row-venue {
      font-size: 0.9rem;
      color: #556070;
      line-height: 1.2;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    
    /* Right-side meta label */
    .row-meta {
      font-size: 0.85rem;
      font-weight: 700;
      color: #556070;
      white-space: nowrap;
    }
    
    /* Chevron */
    .row-chevron {
      font-size: 1rem;
      color: #556070;
      transform: rotate(0deg);
      transition: transform 0.25s ease;
    }
    
    /* Drawer container (collapsible body) */
    .card-drawer {
      max-height: 0;
      overflow: hidden;
      opacity: 0;
      padding: 0 1rem; /* collapses to 0 visually because max-height is 0 */
      background: #ffffff;
      transition: max-height 0.35s ease, opacity 0.25s ease, padding 0.25s ease;
    }
    
    /* Active/open state */
    .session-card.active .card-row {
      background: #e9eef5;
    }
    
    .session-card.active .row-chevron {
      transform: rotate(180deg);
    }
    
    .session-card.active .card-drawer {
      max-height: 1200px; /* big enough for map + text */
      opacity: 1;
      padding: 1rem;
    }
    
    /* iframe map styling */
    .session-card iframe {
      width: 100%;
      height: 30vh;
      min-height: 260px;
      border: none;
      border-radius: 0.5rem;
      margin-bottom: 0.75rem;
    }
    
    /* Availability/details text */
    .session-card .session-details {
      color: #007bff;
      font-size: 1.05rem;
    }
    
    /* Status colours */
    .session-card.available .status-square { background: #28a745; }
    .session-card.waiting .status-square   { background: #ff9800; }
    .session-card.full .status-square      { background: #dc3545; }
    
    /* Optional: tint header background by status (subtle) */
    .session-card.available .card-row { background: #ecf8f0; }
    .session-card.waiting .card-row   { background: #fff4e5; }
    .session-card.full .card-row      { background: #fdecea; }
    
    .session-card.available .card-row:hover { background: #e2f3e9; }
    .session-card.waiting .card-row:hover   { background: #ffeccd; }
    .session-card.full .card-row:hover      { background: #fbd8d5; }