body {
    font-family: 'Playfair Display', serif;
    background-color: #f3f4f6;
    overflow: hidden;
}

/* Custom spinner animation for the loading screen */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

#loader-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000000;
    z-index: 9999;
    padding: 2rem;
    display: flex;
    gap: 2rem;
    transition: opacity 0.8s ease-in-out;
}

#loader-wrapper.hidden {
    opacity: 0;
    pointer-events: none;
}

#fade-in-text {
    transition: color 0.75s ease;
}

#please-wait-text {
    opacity: 0;
    transition: opacity 0.5s ease 0.2s;
}

#please-wait-text.visible {
    opacity: 1;
}

.italic-now {
    font-style: italic;
    transform: skewX(-10deg);
    display: inline-block;
}

.line {
    display: block;
    overflow: hidden;
}

.line span {
    display: block;
    transition: transform 1.2s cubic-bezier(0.86, 0, 0.07, 1);
}

body:not(.loaded) .line span {
    transform: translateY(120%);
}

#loader-wrapper.exiting .line span {
    transform: translateY(-120%);
}

#app.visible {
    visibility: visible;
    opacity: 1;
}

#loader-wrapper.exiting #counter-container,
#loader-wrapper.exiting #please-wait-text {
    animation: fade-out 0.5s ease forwards;
}

@keyframes fade-out {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

.habit-calendar-day.completed {
    background-color: #10B981; /* bg-emerald-500 */
    border-color: #059669; /* border-emerald-600 */
}

/* Custom scrollbar for a cleaner look */
.custom-scrollbar::-webkit-scrollbar {
    width: 8px;
}
.custom-scrollbar::-webkit-scrollbar-track {
    background: #1e293b;
    border-radius: 10px;
}
.custom-scrollbar::-webkit-scrollbar-thumb {
    background-color: #475569;
    border-radius: 10px;
    border: 2px solid #1e293b;
}
.custom-scrollbar::-webkit-scrollbar-thumb:hover {
    background-color: #64748b;
}
/* Book Card Style */

  .book-card {
    background-color: #334155;
    padding: 1rem;
    border-radius: 1rem;
    min-width: 200px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    transform-origin: center;
  }

  .book-card:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px 5px rgba(255, 255, 255, 0.15);
  }

  .book-card.selected {
    border: 2px solid #38bdf8;
    box-shadow: 0 0 25px 8px rgba(56, 189, 248, 0.3);
    transform: scale(1.07);
  }

  @keyframes marquee {
    0% { transform: translateX(0%); }
    100% { transform: translateX(-50%); }
  }

  .animate-marquee {
    animation: marquee 7s linear infinite;
  }

  .pause-marquee {
    animation-play-state: paused !important;
  }