/* === Premium Design System === */
:root {
    /* Minimal, familiar palette */
    --card-depth: 0 2px 8px rgba(0,0,0,.08),
                  0 12px 30px rgba(0,0,0,.12);
    --card-border: 1px solid rgba(255,255,255,0.08);
    --card-bg: rgba(32,34,37,0.9);
    --card-bg-hover: rgba(42,45,50,0.95);
}
  
  /* === Premium Logo Container === */
.logo-container {
    width: 3.4375rem;
    height: 3.4375rem;
    margin: 0 auto 1.5rem;
    border-radius: 1rem;
    background: #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transform: none;
    box-shadow: var(--card-depth);
    isolation: isolate;
    overflow: hidden;
    transition: all 0.2s ease;
  }
  
  .logo-container::before,
  .logo-container::after {
    content: none;
  }
  
  .logo-container img {
    width: auto;
    height: 85%;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,.2));
    transform: translateZ(0);
    transition: transform 0.2s ease, filter 0.2s ease;
  }
  
  .logo-container:hover img {
    filter: drop-shadow(0 4px 8px rgba(0,0,0,.3));
    transform: scale(1.03);
  }
  
  /* === Premium Options Grid === */
.options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.875rem;
    padding: 1.5rem 0;
    margin: 0 auto;
    max-width: 42rem;
    width: 100%;
    transform: none;
    position: relative;
  }

  /* Hide extra options on desktop (show only 3 + More) */
  .options button:nth-child(4):not(.more-button),
  .options button:nth-child(5):not(.more-button),
  .options button:nth-child(6):not(.more-button) {
    display: none;
  }

  /* Mobile responsive styles moved to mobile.css */

  /* === ChatGPT/Claude Style Cards === */
.options button {
    position: relative;
    width: 100%;
    height: auto;
    min-height: 4.5rem;
    padding: 1rem 1.25rem;
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.03);
    color: #e8ecf2;
    text-align: left;
    cursor: pointer;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.9rem;
    line-height: 1.4;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    isolation: isolate;
    backdrop-filter: blur(8px);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }

  /* Icon Container */
  .option-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    min-width: 2.5rem;
    border-radius: 0.625rem;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.85);
    transition: all 0.25s ease;
  }

  .option-icon svg {
    width: 1.25rem;
    height: 1.25rem;
  }

  /* Content Container */
  .option-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
    min-width: 0;
  }

  .options button .button-text {
    font-weight: 500;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.95);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* Card Content Styling */
.subtitle {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    font-weight: 400;
    transition: color 0.2s ease;
    position: relative;
    z-index: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* Card Hover Effects - Lift + Shadow + Glow */
.options button:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow:
      0 4px 12px rgba(0, 0, 0, 0.15),
      0 8px 24px rgba(0, 0, 0, 0.1);
  }

  .options button:hover .option-icon {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
  }

.options button:hover .subtitle {
    color: rgba(255, 255, 255, 0.7);
  }

  /* Card Active State */
.options button:active {
    transform: translateY(-1px);
    transition: all 0.1s ease-out;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  }

  /* Remove old pseudo-elements */
  .options button::before,
  .options button::after,
  .options button > .shine-overlay {
    display: none;
  }
  
  /* === Premium More Button === */
.more-button {
    padding: 0.625rem 1rem;
    font-size: 0.78rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: var(--background-dark, #212121);
    color: #e8ecf2;
    cursor: pointer;
    position: relative;
    isolation: isolate;
    overflow: hidden;
    transition: all 0.25s ease;
  }

  .more-button.loading {
    cursor: not-allowed;
    opacity: 0.7;
    pointer-events: none;
  }
  
  /* === Premium Animations === */

  /* Staggered entrance animation - slide up with fade and subtle bounce */
  @keyframes optionSlideIn {
    0% {
      opacity: 0;
      transform: translateY(20px) scale(0.95);
    }
    60% {
      opacity: 1;
      transform: translateY(-4px) scale(1.01);
    }
    100% {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }

  /* Exit animation - scale down and fade */
  @keyframes optionSlideOut {
    0% {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
    100% {
      opacity: 0;
      transform: translateY(-10px) scale(0.95);
    }
  }

  /* Skeleton shimmer effect */
  @keyframes optionShimmer {
    0% {
      background-position: -200% 0;
    }
    100% {
      background-position: 200% 0;
    }
  }

  /* Pulse animation for loading state */
  @keyframes optionPulse {
    0%, 100% {
      opacity: 0.4;
    }
    50% {
      opacity: 0.7;
    }
  }

  /* New option entrance class - staggered delays set via CSS custom property */
  .options button.fade-in-new {
    animation: optionSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    opacity: 0;
  }

  /* Staggered delays for each button */
  .options button.fade-in-new:nth-child(1) { animation-delay: 0ms; }
  .options button.fade-in-new:nth-child(2) { animation-delay: 50ms; }
  .options button.fade-in-new:nth-child(3) { animation-delay: 100ms; }
  .options button.fade-in-new:nth-child(4) { animation-delay: 150ms; }
  .options button.fade-in-new:nth-child(5) { animation-delay: 200ms; }
  .options button.fade-in-new:nth-child(6) { animation-delay: 250ms; }
  .options button.fade-in-new:nth-child(7) { animation-delay: 300ms; }
  .options button.fade-in-new:nth-child(8) { animation-delay: 350ms; }

  /* Exit animation class */
  .options button.fade-out {
    animation: optionSlideOut 0.25s ease-out forwards;
    pointer-events: none;
  }

  /* Skeleton placeholder while loading */
  .options button.skeleton {
    background: linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.03) 25%,
      rgba(255, 255, 255, 0.08) 50%,
      rgba(255, 255, 255, 0.03) 75%
    );
    background-size: 200% 100%;
    animation: optionShimmer 1.5s ease-in-out infinite;
    pointer-events: none;
  }

  .options button.skeleton .button-text,
  .options button.skeleton .subtitle {
    background: rgba(255, 255, 255, 0.1);
    color: transparent;
    border-radius: 4px;
  }

  /* Loading state for container */
  .options.loading {
    opacity: 0.7;
    pointer-events: none;
  }

  @keyframes containedShine {
    0% {
      opacity: 0;
      transform: translateX(-100%);
    }
    20% {
      opacity: 0.8;
    }
    30% {
      opacity: 0.8;
    }
    40% {
      opacity: 0;
    }
    100% {
      opacity: 0;
      transform: translateX(100%);
    }
  }

  @keyframes softShine {
    0% {
      opacity: 0;
      transform: translateX(-100%);
    }
    20% {
      opacity: 1;
    }
    30% {
      opacity: 1;
    }
    40% {
      opacity: 0;
    }
    100% {
      opacity: 0;
      transform: translateX(100%);
    }
  }

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

  
  /* Mobile styles are in mobile.css */