/* ============================================
   VIDEO PLAYER - CSS Custom Properties
   ============================================ */

:root {
  /* ==================== COLORS ==================== */

  /* Primary Theme - Red */
  --player-primary: #ef4444;
  --player-primary-hover: #dc2626;
  --player-primary-active: #b91c1c;
  --player-primary-light: rgba(239, 68, 68, 0.2);

  /* Background Colors */
  --player-bg: #000000;
  --player-bg-controls: rgba(0, 0, 0, 0.85);
  --player-bg-overlay: rgba(0, 0, 0, 0.6);
  --player-bg-menu: rgba(20, 20, 20, 0.95);

  /* Text Colors */
  --player-text: #ffffff;
  --player-text-secondary: #d1d5db;
  --player-text-muted: #9ca3af;

  /* Border & Divider */
  --player-border: #374151;
  --player-divider: rgba(255, 255, 255, 0.1);

  /* Progress Bar */
  --player-buffered: rgba(239, 68, 68, 0.3);
  --player-progress-bg: rgba(255, 255, 255, 0.3);

  /* ==================== SUBTITLES ==================== */

  /* Subtitle Appearance */
  --player-subtitle-color: #f9fafb;
  --player-subtitle-bg: rgba(15, 15, 18, 0.78);
  --player-subtitle-shadow: 0 12px 28px rgba(0, 0, 0, 0.55);
  --player-subtitle-max-width: 88%;

  /* Subtitle Positioning
     CRITICAL: This value MUST be larger than the controls bar height
     to prevent subtitles from overlapping with controls.

     Controls height calculation:
     - Progress bar: ~20px
     - Progress margin-bottom: 14px (--player-spacing-md)
     - Controls padding-top: 28px (--player-spacing-xl)
     - Controls padding-bottom: 20px (--player-spacing-lg)
     - Controls row (buttons): ~36-40px
     - Total: ~118-122px

     We use 132px minimum (122px + 10px safety margin)
  */
  --player-subtitle-bottom-offset: clamp(132px, 13vh, 180px);

  /* ==================== SHADOWS ==================== */

  --player-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --player-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --player-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

  /* ==================== TRANSITIONS ==================== */

  --player-transition-fast: 150ms;
  --player-transition-normal: 250ms;
  --player-transition-slow: 400ms;

  /* ==================== Z-INDEX LAYERS ==================== */

  --player-z-video: 1;
  --player-z-subtitle: 10;
  --player-z-controls: 20;
  --player-z-menu: 30;
  --player-z-loading: 40;

  /* ==================== SPACING ==================== */

  --player-spacing-xs: 6px;
  --player-spacing-sm: 10px;
  --player-spacing-md: 14px;
  --player-spacing-lg: 20px;
  --player-spacing-xl: 28px;

  /* ==================== BORDER RADIUS ==================== */

  --player-radius-sm: 4px;
  --player-radius-md: 6px;
  --player-radius-lg: 8px;
  --player-radius-full: 9999px;

  /* ==================== ICON SIZES ==================== */

  --player-icon-sm: 20px;
  --player-icon-md: 28px;
  --player-icon-lg: 36px;
  --player-icon-xl: 56px;
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes slideDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}