body {
    background-color: #f8f9fa;
    margin: 0;
    padding: 0;
}

.search-container {
    background-color: white;
    display: flex;
    flex-direction: column;
    height: 100%;
    border-right: 1px solid #dee2e6;
}

.search-container h2 {
    font-size: 1.5rem;
    color: #212529;
    border-bottom: 1px solid #dee2e6;
}

#searchResults {
    overflow-y: auto;
    border-top: 1px solid #dee2e6;
}

.search-result-item {
    cursor: pointer;
    transition: background-color 0.2s;
    padding: 1rem;
    border-bottom: 1px solid #dee2e6;
}

.search-result-item:hover {
    background-color: #f8f9fa;
}

.search-result-item.active {
    background-color: #e7f1ff;
    color: #0d6efd;
}

.pdf-container {
    background-color: #23272b;
    height: 100%;
}

#pdfViewer {
    height: 100%;
}

#pdfFrame {
    border: none;
}

/* Custom scrollbar for search results */
#searchResults::-webkit-scrollbar {
    width: 8px;
}

#searchResults::-webkit-scrollbar-track {
    background: #f1f1f1;
}

#searchResults::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

#searchResults::-webkit-scrollbar-thumb:hover {
    background: #555;
}

.masonry-overlay {
    pointer-events: none;
    z-index: 2;
    opacity: 0.85;
    background: none;
    gap: 1.5rem;
    padding: 2rem 1rem;
    overflow: hidden;
}

.masonry-block {
    color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.15);
    border-radius: 0.3em;
    margin: 0.5rem;
    padding: 0.5rem 1.2rem;
    font-size: clamp(1.2rem, 3vw, 2.5rem);
    font-weight: 700;
    letter-spacing: 0.04em;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.04);
    animation: floatFade 4s ease-in-out infinite alternate;
    transition: opacity 0.5s;
    user-select: none;
}

.font-anton { font-family: 'Anton', sans-serif; font-weight: 700; letter-spacing: 0.08em; }
.font-bungee { font-family: 'Bungee', cursive; font-weight: 700; letter-spacing: 0.12em; }
.font-slab { font-family: 'Roboto Slab', serif; font-weight: 700; letter-spacing: 0.04em; }
.font-courier { font-family: 'Courier Prime', monospace; font-weight: 700; letter-spacing: 0.02em; }
.font-elite { font-family: 'Special Elite', cursive; font-weight: 400; letter-spacing: 0.06em; }

.masonry-block:nth-child(2n) { opacity: 0.7; font-size: 2.1rem; }
.masonry-block:nth-child(3n) { opacity: 0.5; font-size: 1.7rem; }
.masonry-block:nth-child(4n) { opacity: 0.8; font-size: 2.3rem; }
.masonry-block:nth-child(5n) { opacity: 0.6; font-size: 1.5rem; }

@keyframes floatFade {
    0% { transform: translateY(0) scale(1); opacity: 0.7; }
    100% { transform: translateY(-18px) scale(1.04); opacity: 1; }
}

#pdfViewer, #pdfFrame {
    position: relative;
    z-index: 3;
}

#pdfMasonryOverlay.hidden {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s;
}

.banner-overlay {
    pointer-events: none;
    z-index: 2;
    background: none;
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5vh;
}

.banner-track {
    display: flex;
    flex-direction: row;
    align-items: center;
    white-space: nowrap;
    gap: 2.5rem;
}

.banner-row-1 {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    animation: banner-scroll-1 90s linear infinite;
}
.banner-row-2 {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    animation: banner-scroll-2 120s linear infinite reverse;
    opacity: 0.8;
}
.banner-row-3 {
    font-size: clamp(1.1rem, 2vw, 1.7rem);
    animation: banner-scroll-3 150s linear infinite;
    opacity: 0.7;
}

@keyframes banner-scroll-1 {
    0% { transform: translateX(-10%); }
    100% { transform: translateX(60%); }
}
@keyframes banner-scroll-2 {
    0% { transform: translateX(0%); }
    100% { transform: translateX(70%); }
}
@keyframes banner-scroll-3 {
    0% { transform: translateX(-5%); }
    100% { transform: translateX(80%); }
}

.banner-word {
    color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.10);
    border-radius: 0.3em;
    margin: 0 1.2rem;
    padding: 0.5rem 1.5rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.04);
    user-select: none;
    opacity: 0.85;
    transition: opacity 0.5s;
    position: relative;
}

/* Fade effect at left/right edges */
.banner-overlay:before, .banner-overlay:after {
    content: '';
    position: absolute;
    top: 0; width: 8vw; height: 100%; z-index: 3;
    pointer-events: none;
}
.banner-overlay:before {
    left: 0;
    background: linear-gradient(to right, #23272b 80%, transparent 100%);
}
.banner-overlay:after {
    right: 0;
    background: linear-gradient(to left, #23272b 80%, transparent 100%);
}