/* Import font */
@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800&display=swap');

/* Reset và thiết lập cơ bản */
.reveal .slides section {
    height: 100vh !important;
    width: 100vw;
    margin: 0;
    padding: 0;
    font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif;
}

/* Button styles */
.pts-button {
    padding: 10px 20px;
    background: #F04770;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-right: 10px;
}

.pts-button:hover {
    background: #F78C6A;
}

.pts-button-container {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

/* (Removed PDF Export styles) */

@keyframes pulse {
    from {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.05);
    }
}

/* Responsive button container */
@media (max-width: 768px) {
    .pts-button-container {
        flex-direction: column;
        align-items: stretch;
    }
    
    .pts-button {
        margin-right: 0;
        margin-bottom: 10px;
    }
}

/* Overlay */
#slide-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #f5f5f5;
    z-index: 999999;
    display: none;
}

/*==================== Title Slide ====================*/
.title-slide {
    background: #1a1040;
    background-image: 
        radial-gradient(circle at top right, rgba(255, 200, 150, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(100, 100, 255, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
    background-size: cover, cover, 20px 20px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    padding: 40px !important;
    position: relative;
}

/* Title Slide with Thumbnail Background */
.title-slide.title-slide-thumbnail {
    background: none !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
}

.title-slide.title-slide-thumbnail .title-slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden; /* quan trọng để blur không tràn */
}

/* Lớp nền mờ phủ full màn hình để "đổ màu" lấp 2 viền trắng */
.title-slide.title-slide-thumbnail .title-slide-bg .bg-blur {
    position: absolute;
    inset: 0; /* top/right/bottom/left:0 */
    background-size: cover !important; /* phủ kín theo chiều ngang */
    background-position: center !important;
    background-repeat: no-repeat !important;
    filter: blur(20px) saturate(110%) brightness(0.9);
    transform: scale(1.08); /* tránh viền blur */
}

/* Ảnh chính giữ tỉ lệ, cao 100% màn hình */
.title-slide.title-slide-thumbnail .title-slide-bg .bg-image {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
    background-size: auto 100% !important; /* cao 100%, ngang tự co */
    background-position: center !important;
    background-repeat: no-repeat !important;
    z-index: 2;
}

/* Vignette nhẹ hai bên để đỡ thô */
.title-slide.title-slide-thumbnail .title-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg,
        rgba(0,0,0,0.25) 0%,
        rgba(0,0,0,0.05) 12%,
        rgba(0,0,0,0.0) 20%,
        rgba(0,0,0,0.0) 80%,
        rgba(0,0,0,0.05) 88%,
        rgba(0,0,0,0.25) 100%);
    z-index: 3;
}

.title-slide.title-slide-thumbnail .title-content {
    position: relative;
    z-index: 4;
    display: none !important;
}

.title-slide .title-content {
    width: 100%;
    max-width: 1200px;
    text-align: center;
}

.title-slide .slide-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.5;
    color: #ffffff;
    -webkit-text-stroke: 2px #4338ca;
    text-shadow: 
        2px 2px 0 #4338ca,
        -2px -2px 0 #4338ca,
        2px -2px 0 #4338ca,
        -2px 2px 0 #4338ca,
        0 0 10px rgba(67, 56, 202, 0.5);
    margin-bottom: clamp(30px, 5vh, 50px);
    word-wrap: break-word;
    text-transform:uppercase;
}

/* Title Slide Thumbnail - Text Styling */
.title-slide.title-slide-thumbnail .slide-title {
    color: #ffffff;
    -webkit-text-stroke: 2px rgba(0, 0, 0, 0.8);
    text-shadow: 
        2px 2px 0 rgba(0, 0, 0, 0.8),
        -2px -2px 0 rgba(0, 0, 0, 0.8),
        2px -2px 0 rgba(0, 0, 0, 0.8),
        -2px 2px 0 rgba(0, 0, 0, 0.8),
        0 0 20px rgba(0, 0, 0, 0.8);
}

.title-slide.title-slide-thumbnail .subtitle {
    color: #ffffff;
    text-shadow: 
        2px 2px 0 rgba(0, 0, 0, 0.8),
        -2px -2px 0 rgba(0, 0, 0, 0.8),
        2px -2px 0 rgba(0, 0, 0, 0.8),
        -2px 2px 0 rgba(0, 0, 0, 0.8),
        0 0 10px rgba(0, 0, 0, 0.8);
}

.title-slide .subtitle {
    font-size: clamp(1.8rem, 5vw, 3rem);
    font-weight: 700;
    color: #e2e8f0; /* Màu xám nhạt cho subtitle */
    letter-spacing: 2px;
    margin-top: clamp(20px, 4vh, 40px);
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.3); /* Glow nhẹ cho subtitle */
}

.title-slide .qr-code {
    position: absolute;
    left: 40px;
    bottom: 40px;
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.title-slide .qr-code img {
    width: 150px;
    height: 150px;
    display: block;
    margin: 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .title-slide h1 {
        font-size: clamp(2.5rem, 6vw, 4rem);
    }
    
    .title-slide .subtitle {
        font-size: clamp(1.5rem, 4vw, 2.5rem);
    }
    
    .title-slide .qr-code {
        left: 20px;
        bottom: 20px;
        padding: 10px;
    }
    
    .title-slide .qr-code img {
        width: 100px;
        height: 100px;
    }
}

/*==================== Content Slides =======================*/
/* Content Slides */
.reveal .slides section:not(.title-slide):not(.content-overview) {
    background: #ffffff;
    display: flex !important;
    flex-direction: column;
    height: 100vh !important;
}

/* Slide Header */
.reveal .slide-header {
    background: #1a1040;
    background-image: 
        radial-gradient(circle at top right, rgba(255, 200, 150, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(100, 100, 255, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
    background-size: cover, cover, 20px 20px;
    padding: 20px 40px;
    text-align: left;
}

/* Content Slides - Tiêu đề chính */
.reveal .slide-header .slide-title {
    color: #FFB98A;
    font-size: 2.8rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.3;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    text-transform: none; /* Không viết hoa tự động */
}

/* Giữ lại style cũ cho tương thích ngược */
.reveal .slide-header h2.uppercase {
    color: #FFB98A;
    font-size: 2.8rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.3;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    text-transform: uppercase;
}

.reveal .slide-header h3.normal-case {
    color: #ffffff;
    font-size: 2rem;
    font-weight: 500;
    margin: 10px 0 0;
    opacity: 0.9;
    text-transform: none;
}

/* Content section */
.reveal .slide-content h3, .reveal .slide-content h4 {
    color: #f36200;  /* Màu cam như header */
    font-size: 2rem;
    font-weight: 700;  /* Tăng độ đậm */
    margin: 20px 0 15px;
    text-transform: none;
}

.reveal .slide-content h4 {
    color: #f36200;  /* Màu cam như header */
    font-size: 1.8rem;
    font-weight: 700;  /* Tăng độ đậm */
    margin: 20px 0 15px;
    text-transform: none;
}

/* Cards */
.reveal .slide-content .card {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 1rem;
    background: white;
}

.reveal .slide-content .card .card-header {
    background: #1a1040;
    padding: 1rem 1.5rem;
}

.reveal .slide-content .card .card-header button,
.reveal .slide-content .card .card-header strong {
    color: white;
    font-size: 1.6rem;
    font-weight: 600;
}

/* Tối ưu hóa cho các thành phần đặc biệt */
.reveal .slide-content .alert,
.reveal .slide-content .notice {
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
    border-left: 4px solid;
}

.reveal .slide-content .alert-info {
    background: #eff6ff;
    border-color: #3b82f6;
    color: #1e40af;
}

.reveal .slide-content .alert-warning {
    background: #fffbeb;
    border-color: #f59e0b;
    color: #92400e;
}

.reveal .slide-content .alert-success {
    background: #f0fdf4;
    border-color: #22c55e;
    color: #166534;
}

/* Tối ưu hóa cho table */
.reveal .slide-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.reveal .slide-content table th {
    background: #4B374E;;
    color: #eeeeee;
    padding: 1.2rem 1rem;
    font-weight: 700;
    text-align: left;
    font-size: 1.4rem;
    border-bottom: 3px solid #4338ca;
    border-top: 3px solid #4338ca;
    position: relative;
}

.reveal .slide-content table th::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #4338ca, #8b5cf6, #4338ca);
}

.reveal .slide-content table td {
    padding: 1rem;
    border-bottom: 1px solid #e2e8f0;
    background: white;
    font-size: 1.3rem;
    line-height: 1.5;
}

.reveal .slide-content table tr:nth-child(even) td {
    background: #f8fafc;
}

.reveal .slide-content table tr:hover td {
    background: #f1f5f9;
    transition: background-color 0.2s ease;
}

/* Tối ưu hóa cho code trong table */
.reveal .slide-content table code {
    background: #f1f5f9;
    color: #dc2626;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
}

.reveal .slide-content .card .card-body {
    padding: 1.5rem;
    font-size: 1.4rem;  /* Giảm kích thước so với tiêu đề */
    line-height: 1.6;
    color: #2c3e50;     /* Màu tối hơn để dễ đọc */
}

/* Spacing tổng thể - Tối ưu hóa */
.reveal .slide-content > * {
    margin-bottom: 1.5rem;
}

.reveal .slide-content > *:last-child {
    margin-bottom: 0;
}

/* Tối ưu hóa spacing cho các thành phần đặc biệt */
.reveal .slide-content h3,
.reveal .slide-content h4 {
    margin: 2rem 0 1rem 0;
    color: #1a1040;
    font-weight: 700;
}

.reveal .slide-content h3 {
    font-size: 1.8rem;
    border-bottom: 2px solid #e2e8f0;
    padding-bottom: 0.5rem;
}

.reveal .slide-content h4 {
    font-size: 1.6rem;
    color: #4338ca;
}

/* Tối ưu hóa spacing cho card */
.reveal .slide-content .card + .card {
    margin-top: 2rem;
}

/* Tối ưu hóa spacing cho danh sách */
.reveal .slide-content ul + p,
.reveal .slide-content ol + p {
    margin-top: 1.5rem;
}

.reveal .slide-header h3 {
    color: #ffffff;
    font-size: 2rem;
    font-weight: 500;
    margin: 10px 0 0;
    opacity: 0.9;
}

/* Slide Content - Tối ưu hóa layout */
.reveal .slide-content {
    flex: 1;
    padding: 40px 50px;
    overflow-y: auto;
    font-family: 'Be Vietnam Pro', sans-serif;
    text-align: left;
    /* Tối ưu hóa spacing */
    line-height: 1.6;
}

/* Two Columns Layout - Tối ưu hóa */
.reveal .slide-content.two-columns {
    column-count: 2;
    column-gap: 50px;
    padding: 40px 70px;
    column-fill: balance;
}

/* Responsive cho màn hình nhỏ */
@media (max-width: 1200px) {
    .reveal .slide-content.two-columns {
        column-count: 1;
        padding: 40px 50px;
    }
}

/* Typography - Tối ưu hóa cho slide */
.reveal .slide-content p {
    color: #2c3e50;
    font-size: 1.5rem;
    line-height: 1.7;
    margin-bottom: 1.2em;
    text-align: justify;
    hyphens: auto;
}

.reveal .slide-content ul,
.reveal .slide-content ol {
    color: #2c3e50;
    font-size: 1.4rem;
    line-height: 1.7;
    margin: 1.2em 0 1.2em 2em;
    padding-left: 0.5em;
}

.reveal .slide-content li {
    margin-bottom: 0.8em;
    position: relative;
}

.reveal .slide-content ul li::before {
    content: '•';
    color: #4338ca;
    font-weight: bold;
    position: absolute;
    left: -1.2em;
    font-size: 1.2em;
}

.reveal .slide-content ol li {
    counter-increment: list-counter;
}

.reveal .slide-content ol li::before {
    content: counter(list-counter) '.';
    color: #4338ca;
    font-weight: bold;
    position: absolute;
    left: -1.5em;
    min-width: 1.5em;
}

/* Sửa lỗi bullet bị trùng - Đảm bảo chỉ có 1 bullet */
.reveal .slide-content ul li {
    list-style: none !important;
}

.reveal .slide-content ol li {
    list-style: none !important;
}

/* Loại bỏ bullet mặc định của browser */
.reveal .slide-content ul,
.reveal .slide-content ol {
    list-style: none !important;
    padding-left: 0 !important;
}

.reveal .slide-content code {
    color: #af0000;
    background: #f8f8f8;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 1.2rem;
}

/* Hình ảnh - Tối ưu hóa cho slide */
.reveal .slide-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin: 1.5rem auto;
    transition: transform 0.3s ease;
    display: block;
    /* Căn giữa theo chiều ngang màn hình */
    margin-left: auto;
    margin-right: auto;
}

.reveal .slide-content img:hover {
    transform: scale(1.02);
}

/* Đảm bảo tất cả hình ảnh đều được căn giữa */
.reveal .slide-content .wp-block-image {
    text-align: center;
    margin: 2rem auto;
}

.reveal .slide-content .wp-block-image img {
    margin: 0 auto;
    display: block;
}

/* Căn giữa cho hình ảnh trong các container khác */
.reveal .slide-content .image-container,
.reveal .slide-content .gallery,
.reveal .slide-content .slideshow {
    text-align: center;
    margin: 2rem auto;
}

/* Caption cho hình ảnh */
.reveal .slide-content figure {
    margin: 2rem auto;
    text-align: center;
    max-width: 100%;
}

.reveal .slide-content figcaption {
    font-size: 1.4rem;
    color: #374151;
    font-style: italic;
    margin-top: 1rem;
    text-align: center;
    font-weight: 500;
    padding: 0 1rem;
}

/* Grid layout cho hình ảnh */
.reveal .slide-content .image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem auto;
    max-width: 100%;
    justify-items: center;
}

.reveal .slide-content .image-grid img {
    margin: 0 auto;
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

/* Cards - Tối ưu hóa cho slide */
.reveal .slide-content .card {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
    margin: 1.5rem 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    background: white;
    transition: all 0.3s ease;
}

.reveal .slide-content .card:hover {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.reveal .slide-content .card .card-header {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    color: white;
    padding: 1.5rem 2rem;
    font-size: 2rem;
    font-weight: 700;
    border-bottom: 2px solid #10b981;
    position: relative;
    box-shadow: 0 2px 8px rgba(5, 150, 105, 0.3);
}

.reveal .slide-content .card .card-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #10b981, #34d399, #10b981);
}

.reveal .slide-content .card .card-body {
    padding: 1.8rem;
    background: white;
    font-size: 1.5rem;
    line-height: 1.7;
    color: #2c3e50;
}

/* Tối ưu hóa font size cho các thành phần trong card */
.reveal .slide-content .card .card-body h3,
.reveal .slide-content .card .card-body h4 {
    font-size: 1.7rem;
    font-weight: 700;
    color: #1a1040;
    margin: 1.5rem 0 1rem 0;
}

.reveal .slide-content .card .card-body p {
    font-size: 1.5rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.reveal .slide-content .card .card-body strong,
.reveal .slide-content .card .card-body b {
    font-weight: 700;
    color: #4338ca;
}

/* Đảm bảo font size cân đối trong card */
.reveal .slide-content .card .card-body {
    font-size: 1.5rem !important;
}

.reveal .slide-content .card .card-body * {
    font-size: inherit;
}

.reveal .slide-content .card .card-body h1,
.reveal .slide-content .card .card-body h2 {
    font-size: 1.8rem !important;
    font-weight: 700;
    color: #1a1040;
    margin: 1.5rem 0 1rem 0;
}

.reveal .slide-content .card .card-body h3 {
    font-size: 1.7rem !important;
    font-weight: 700;
    color: #1a1040;
    margin: 1.5rem 0 1rem 0;
}

.reveal .slide-content .card .card-body h4 {
    font-size: 1.6rem !important;
    font-weight: 700;
    color: #1a1040;
    margin: 1.5rem 0 1rem 0;
}

.reveal .slide-content .card .card-body h5,
.reveal .slide-content .card .card-body h6 {
    font-size: 1.5rem !important;
    font-weight: 600;
    color: #1a1040;
    margin: 1.2rem 0 0.8rem 0;
}

/* Tables */
.reveal .slide-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1em 0;
    background: white;
}

.reveal .slide-content table th {
    background: #4B374E;
    color: white;
    padding: 0.8rem 1rem;
    font-size: 1.4rem;
    font-weight: 600;
    text-align: left;
}

.reveal .slide-content table td {
    padding: 0.8rem 1rem;
    font-size: 1.3rem;
    border: 1px solid #e2e8f0;
    color: #2c3e50;
}

.reveal .slide-content th {
    background: #1a1040;
    color: white;
    padding: 12px;
    font-weight: 600;
}

.reveal .slide-content td {
    padding: 10px;
    border: 1px solid #e2e8f0;
}

/* Code Blocks */
.reveal .slide-content pre {
    
    padding: 15px;
    border-radius: 8px;
    margin: 1em 0;
    font-size: 1.4rem;
    overflow-x: auto;
}

/* Responsive */
@media (max-width: 1024px) {
    .reveal .slide-content.two-columns {
        column-count: 1;
        padding: 30px 40px;
    }
    
    .reveal .slide-header h2 {
        font-size: 2.4rem;
    }
    
    .reveal .slide-header h3 {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .reveal .slide-header {
        padding: 15px 20px;
    }
    
    .reveal .slide-content {
        padding: 20px;
    }
    
    .reveal .slide-content p,
    .reveal .slide-content ul,
    .reveal .slide-content ol {
        font-size: 1.4rem;
    }
}
/* ================= Content Overview Slide =====================*/
.reveal .content-overview {
    background: #1a1040;
    background-image: 
        radial-gradient(circle at bottom left, rgba(100, 100, 255, 0.15), transparent 40%),
        radial-gradient(circle at top right, rgba(255, 150, 100, 0.15), transparent 40%);
}

.reveal .content-overview h2 {
    background: transparent;
    color: #FFB98A; /* Màu cam như trong mẫu */
    text-align: center;
    font-size: 2.5rem;
    padding: 30px 0;
}

.reveal .content-overview .content {
    background: transparent;
    padding: 20px 40px;
}

.reveal .content-overview .overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 20px;
}

.reveal .content-overview .overview-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.reveal .content-overview .overview-card:hover {
    transform: translateY(-5px);
}

.reveal .content-overview .card-header {
    padding: 15px 20px;
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.reveal .content-overview .card-content {
    padding: 20px;
}

.reveal .content-overview .sub-heading {
    color: white;
    font-size: 1.2rem;
    margin: 10px 0;
    padding-left: 20px;
    position: relative;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .reveal .content-overview .overview-grid {
        grid-template-columns: 1fr;
    }
    
    .reveal .content-overview h2 {
        font-size: 2rem;
    }
}

.reveal img {
    max-width: 100%;
    max-height: 100%;
}

/* Content Overview Slide */
.reveal .content-overview {
    height: 100vh !important;
    width: 100vw !important;
    margin: 0 !important;
    padding: 0 !important;
    background: none !important;
}

.reveal .content-overview .content {
    display: flex !important;
    width: 100% !important;
    height: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Title Container - Left Column with Pattern */
.reveal .content-overview .title-container {
    flex: 3;
    background: #2d1b69;
    background-image: 
        radial-gradient(circle at top right, rgba(255, 200, 150, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(100, 100, 255, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
    background-size: cover, cover, 20px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.reveal .content-overview h2 {
    color: #6b5ee5;
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.3;
    text-align: center;
    margin: 0;
    padding: 0;
    -webkit-text-stroke: 2px white;
    text-shadow: 
        3px 3px 0 #6b5ee5,
        -3px -3px 0 #6b5ee5,
        3px -3px 0 #6b5ee5,
        -3px 3px 0 #6b5ee5;
}



/* Overview Container - Right Column */
.reveal .content-overview .overview-container {
    flex: 7;
    background: #f8fafc;
    padding: 40px 60px;
    overflow-y: auto;
    /* Tối ưu hóa scroll */
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 0, 0, 0.2) transparent;
}

/* Custom scrollbar cho Webkit browsers */
.reveal .content-overview .overview-container::-webkit-scrollbar {
    width: 8px;
}

.reveal .content-overview .overview-container::-webkit-scrollbar-track {
    background: transparent;
}

.reveal .content-overview .overview-container::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}

.reveal .content-overview .overview-container::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.4);
}

/* Main Topics */
.reveal .content-overview .main-topic {
    margin: 25px 0;
    text-align: left;
}

.reveal .content-overview .topic-title {
    color: #2d1b69;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    font-family: 'Be Vietnam Pro', sans-serif;
}

/* Sub Topics */
.reveal .content-overview .sub-topics {
    margin-left: 40px;
}

.reveal .content-overview .sub-topic {
    margin: 12px 0;
    color: #6b7280;
    font-size: 1.8rem;
    line-height: 1.5;
    font-family: 'Be Vietnam Pro', sans-serif;
    font-weight: 400;
}

/* Sub Sub Topics (H4) */
.reveal .content-overview .sub-sub-topics {
    margin-left: 30px;
    margin-top: 8px;
}

.reveal .content-overview .sub-sub-topic {
    margin: 8px 0;
    color: #9ca3af;
    font-size: 1.6rem;
    line-height: 1.4;
    font-family: 'Be Vietnam Pro', sans-serif;
    font-weight: 400;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .reveal .content-overview .content {
        flex-direction: column;
    }
    
    .reveal .content-overview .title-container {
        padding: 20px;
    }
    
    .reveal .content-overview .overview-container {
        padding: 20px;
    }
    
    .reveal .content-overview h2 {
        font-size: 2.5rem;
    }
    
    .reveal .content-overview .topic-title {
        font-size: 2rem;
    }
    
    .reveal .content-overview .sub-topic {
        font-size: 1.6rem;
    }
    
    .reveal .content-overview .sub-sub-topic {
        font-size: 1.4rem;
    }
}

/* Code blocks styles */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro {
    margin: 20px 0;
    border-radius: 8px;
    overflow: hidden; /* Quan trọng: đảm bảo nội dung không tràn ra ngoài */
}

.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro pre {
    margin: 0;
    padding: 15px;
    background: #282A36;
    border-radius: 0 0 8px 8px; /* Bo góc chỉ phần dưới */
    font-family: 'JetBrains Mono', monospace;
    width: 100%;
}

/* Header của code block */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro > span:first-child {
    display: block;
    background: #282A36;
    border-radius: 8px 8px 0 0; /* Bo góc phần trên */
    padding: 10px;
    margin: 0;
}

/* Nội dung code */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro code {
    font-family: 'JetBrains Mono', monospace;
    line-height: 1.5;
    padding: 0;
    background: transparent;
    color: #f8f8f2;
}

/* ================= Nút close slide =====================*/

#close-slide.close-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    width: 40px;
    height: 40px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

#close-slide.close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

#close-slide.close-btn svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 768px) {
    #close-slide.close-btn {
        top: 10px;
        right: 10px;
        width: 36px;
        height: 36px;
        padding: 6px;
    }
    
    #close-slide.close-btn svg {
        width: 18px;
        height: 18px;
    }
}

/* Thêm vào cuối file style.css */

/* Animation styles */
.animation-item {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
    /* Đảm bảo element có thể ẩn/hiện hoàn toàn */
    display: block;
    visibility: visible;
    max-height: none;
    overflow: visible;
}

.animation-item.hidden {
    opacity: 0 !important;
    transform: translateY(20px) !important;
    pointer-events: none !important;
    visibility: hidden !important;
    max-height: 0 !important;
    overflow: hidden !important;
    margin: 0 !important;
    padding: 0 !important;
    /* Đảm bảo ẩn hoàn toàn */
    display: none !important;
    height: 0 !important;
    width: 0 !important;
    position: absolute !important;
    left: -9999px !important;
    top: -9999px !important;
    z-index: -9999 !important;
    /* Thêm các thuộc tính để đảm bảo ẩn hoàn toàn */
    clip: rect(0, 0, 0, 0) !important;
    clip-path: inset(50%) !important;
}

.animation-item.appear {
    opacity: 1 !important;
    transform: translateY(0) !important;
    pointer-events: auto !important;
    visibility: visible !important;
    max-height: none !important;
    overflow: visible !important;
    margin: revert !important;
    padding: revert !important;
}

/* Cursor style for content slides */
.reveal .content-slide[data-animate="true"] {
    cursor: pointer;
}

/* Add subtle visual feedback on hover */
.reveal .content-slide[data-animate="true"]:hover {
    box-shadow: inset 0 0 0 2px rgba(67, 56, 202, 0.1);
    transition: box-shadow 0.3s ease;
}

/* Prevent text selection during animations */
.reveal .content-slide[data-animate="true"] .slide-content {
    user-select: none;
}

/* Enable text selection after animation */
.reveal .content-slide[data-animate="true"] .animation-item.appear {
    user-select: text;
}

/* Ensure header is always visible */
.reveal .slide-header {
    opacity: 1 !important;
    transform: none !important;
    pointer-events: auto !important;
    /* Đảm bảo header luôn hiển thị */
    display: block !important;
    visibility: visible !important;
    max-height: none !important;
    overflow: visible !important;
}


/* Color Styles */
/* Color Styles */

/* Default (Purple) Style - Điều chỉnh lại */
.style-default .title-slide,
.style-default .slide-header,
.style-default .content-overview .title-container {
    background: #1a1040;
    background-image: 
        radial-gradient(circle at top right, rgba(255, 200, 150, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(100, 100, 255, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
    background-size: cover, cover, 20px 20px;
}

.style-default .title-slide .slide-title {
    color: #ffffff;
    -webkit-text-stroke: 2px #4338ca;
    text-shadow: 
        2px 2px 0 #4338ca,
        -2px -2px 0 #4338ca,
        2px -2px 0 #4338ca,
        -2px 2px 0 #4338ca,
        0 0 10px rgba(67, 56, 202, 0.5);
}

.style-default .slide-header h2.uppercase,
.style-default .slide-header .slide-title {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.style-default .content-overview h2 {
    color: #ffffff;
}

.style-default .content-overview .topic-title {
    color: #4338ca;
}

/* Yellow Style (Tin học 10) */
.style-yellow .title-slide,
.style-yellow .slide-header,
.style-yellow .content-overview .title-container {
    background: #a97900; /* Màu vàng đồng từ bìa sách */
    background-image: 
        radial-gradient(circle at top right, rgba(255, 200, 150, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(255, 220, 150, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
}

.style-yellow .title-slide .slide-title {
    color: #ffffff;
    -webkit-text-stroke: 2px #8B4513; /* Màu nâu đồng */
    text-shadow: 
        2px 2px 0 #8B4513,
        -2px -2px 0 #8B4513,
        2px -2px 0 #8B4513,
        -2px 2px 0 #8B4513,
        0 0 10px rgba(139, 69, 19, 0.5);
}

.style-yellow .slide-header h2.uppercase,
.style-yellow .slide-header .slide-title {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(139, 69, 19, 0.5);
}

.style-yellow .content-overview .topic-title {
    color: #8B4513;
}

/* Blue Style (Tin học 12) */
.style-blue .title-slide,
.style-blue .slide-header,
.style-blue .content-overview .title-container {
    background: #1E5AA8; /* Màu xanh từ bìa sách */
    background-image: 
        radial-gradient(circle at top right, rgba(150, 200, 255, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(100, 150, 255, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
}

.style-blue .title-slide .slide-title {
    color: #ffffff;
    -webkit-text-stroke: 2px #002B5B;
    text-shadow: 
        2px 2px 0 #002B5B,
        -2px -2px 0 #002B5B,
        2px -2px 0 #002B5B,
        -2px 2px 0 #002B5B,
        0 0 10px rgba(0, 43, 91, 0.5);
}

.style-blue .slide-header h2.uppercase,
.style-blue .slide-header .slide-title {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 43, 91, 0.5);
}

.style-blue .content-overview .topic-title {
    color: #002B5B;
}

/* Excel Style */
.style-excel .title-slide,
.style-excel .slide-header,
.style-excel .content-overview .title-container {
    background: #134c2d; /* Màu xanh lá Excel */
    background-image: 
        radial-gradient(circle at top right, rgba(150, 255, 150, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(100, 255, 100, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
}

.style-excel .title-slide .slide-title {
    color: #ffffff;
    -webkit-text-stroke: 2px #185834;
    text-shadow: 
        2px 2px 0 #185834,
        -2px -2px 0 #185834,
        2px -2px 0 #185834,
        -2px 2px 0 #185834,
        0 0 10px rgba(24, 88, 52, 0.5);
}

.style-excel .slide-header h2.uppercase,
.style-excel .slide-header .slide-title {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(24, 88, 52, 0.5);
}

.style-excel .content-overview .topic-title {
    color: #185834;
}

/* Word Style */
.style-word .title-slide,
.style-word .slide-header,
.style-word .content-overview .title-container {
    background: #2B579A; /* Màu xanh Word */
    background-image: 
        radial-gradient(circle at top right, rgba(150, 200, 255, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(100, 150, 255, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
}

.style-word .title-slide .slide-title {
    color: #ffffff;
    -webkit-text-stroke: 2px #1C3761;
    text-shadow: 
        2px 2px 0 #1C3761,
        -2px -2px 0 #1C3761,
        2px -2px 0 #1C3761,
        -2px 2px 0 #1C3761,
        0 0 10px rgba(28, 55, 97, 0.5);
}

.style-word .slide-header h2.uppercase,
.style-word .slide-header .slide-title {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(28, 55, 97, 0.5);
}

.style-word .content-overview .topic-title {
    color: #1C3761;
}

/* PowerPoint Style */
.style-powerpoint .title-slide,
.style-powerpoint .slide-header,
.style-powerpoint .content-overview .title-container {
    background: #4f1506; /* Màu cam PowerPoint */
    background-image: 
        radial-gradient(circle at top right, rgba(255, 180, 150, 0.2), transparent 40%),
        radial-gradient(circle at bottom left, rgba(255, 150, 100, 0.15), transparent 40%),
        url("data:image/svg+xml,%3Csvg width='20' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='1' cy='1' r='1' fill='rgba(255,255,255,0.05)' /%3E%3C/svg%3E");
}

.style-powerpoint .title-slide .slide-title {
    color: #ffffff;
    -webkit-text-stroke: 2px #8C2B13;
    text-shadow: 
        2px 2px 0 #8C2B13,
        -2px -2px 0 #8C2B13,
        2px -2px 0 #8C2B13,
        -2px 2px 0 #8C2B13,
        0 0 10px rgba(140, 43, 19, 0.5);
}

.style-powerpoint .slide-header h2.uppercase,
.style-powerpoint .slide-header .slide-title {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(140, 43, 19, 0.5);
}

.style-powerpoint .content-overview .topic-title {
    color: #8C2B13;
}

/* Common styles for all themes */
.reveal .slide-header h3.normal-case {
    color: #ffffff;
    opacity: 0.9;
}

.reveal .content-overview .sub-topic {
    color: #6b7280;
}

.reveal .slide-content h3,
.reveal .slide-content h4 {
    color: inherit; /* Will inherit from theme color */
}

/* Title Slide - Modern Style */
.title-slide {
    background: linear-gradient(135deg, #1a472a 0%, #2d5a40 100%);
    background-image: 
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.1), transparent 50%),
        radial-gradient(circle at bottom left, rgba(0, 0, 0, 0.1), transparent 50%),
        url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h60v60H0z' fill='none' stroke='rgba(255,255,255,0.05)' stroke-width='1'/%3E%3C/svg%3E");
    position: relative;
    overflow: hidden;
}


/* Nút Slide trình chiếu *//* Nút Slide trình chiếu */
#start-slide.pts-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    margin: 0;
    font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif;
    font-size: 15px;
    font-weight: 500;
    color: #1a1040; /* Màu chữ đậm hơn */
    background: #e8eefb; /* Màu nền nhẹ nhàng */
    border: 1px solid #2B579A; /* Viền đậm hơn */
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}


#start-slide.pts-button:hover {
    background: #d1defc; /* Màu hover nhẹ nhàng hơn */
    border-color: #1a1040;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 16, 64, 0.1);
}

#start-slide.pts-button:active {
    transform: translateY(0);
    background: #c4d4fb; /* Màu khi click */
    box-shadow: none;
}

/* Nút đóng slide - giữ nguyên style cũ */
#close-slide.close-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    width: 40px;
    height: 40px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

#close-slide.close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

#close-slide.close-btn svg {
    width: 20px;
    height: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    #start-slide.pts-button {
        padding: 8px 16px;
        font-size: 14px;
    }
    
    #start-slide.pts-button::before {
        width: 16px;
        height: 16px;
    }

    #close-slide.close-btn {
        top: 10px;
        right: 10px;
        width: 36px;
        height: 36px;
        padding: 6px;
    }
    
    #close-slide.close-btn svg {
        width: 18px;
        height: 18px;
    }
}

/* Thêm container cho nút Slide trình chiếu */
.pts-button-container {
    display: flex;
    justify-content: flex-end;
    margin: 20px 0;
    width: 100%;
}

/* Điều chỉnh lại margin cho nút */
#start-slide.pts-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    margin: 0; /* Bỏ margin của nút vì đã có margin ở container */
    font-family: 'Be Vietnam Pro', system-ui, -apple-system, sans-serif;
    font-size: 15px;
    font-weight: 500;
    color: #2B579A;
    background: rgba(43, 87, 154, 0.1);
    border: 1px solid rgba(43, 87, 154, 0.2);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}


.reveal .card-header h5.mb-0.h6 {
    text-transform: none;
    color: #fff;
    font-size: revert;
    line-height: initial;
}

.reveal .slide-content .card .card-header {
    background: #17a2b8;
    color: white;
    padding: 1rem 1.5rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.reveal .slide-content p {
    color: #2c3e50;
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 1em;
}

/* Title Slide Animations */
/* Title Slide Click Behavior */
.title-slide[data-clickable="true"] {
    cursor: pointer;
}

/* Overview Slide Animations */
.content-overview[data-animate="true"] {
    cursor: pointer;
}

.content-overview .animation-item {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.content-overview .animation-item.hidden {
    opacity: 0;
    transform: translateX(-30px);
}

.content-overview .animation-item.appear {
    opacity: 1;
    transform: translateX(0);
}

/* Title Container Special Animation */
.content-overview .title-container.animation-item.hidden {
    transform: translateY(-30px);
}

.content-overview .title-container.animation-item.appear {
    transform: translateY(0);
}

/* Prevent text selection during animations */
.content-overview[data-animate="true"] {
    user-select: none;
}

/* Enable text selection after animation */
.content-overview .animation-item.appear {
    user-select: text;
}

.pts-button-container {
    text-align: right;
    margin: 10px 0;
}

.pts-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
}

.pts-button svg {
    width: 20px;
    height: 20px;
}

/* Typography */
.reveal .slide-content p {
    color: #2c3e50;
    font-size: 1.6rem; /* Tăng từ 1.4rem lên 1.6rem */
    line-height: 1.8; /* Tăng line-height cho dễ đọc */
    margin-bottom: 1.5em; /* Tăng khoảng cách dưới */
}

.reveal .slide-content ul,
.reveal .slide-content ol {
    color: #2c3e50;
    font-size: 1.5rem; /* Tăng từ 1.3rem lên 1.5rem */
    line-height: 1.8; /* Tăng line-height */
    margin-left: 2em; /* Tăng margin trái */
    margin-bottom: 1.5em; /* Tăng khoảng cách dưới */
}

.reveal .slide-content .card .card-body {
    padding: 1.5rem;
    background: white;
    font-size: 1.5rem; /* Tăng từ 1.3rem lên 1.5rem */
    line-height: 1.8; /* Tăng line-height */
    color: #2c3e50;
}

/* Điều chỉnh padding của slide-content */
.reveal .slide-content {
    flex: 1;
    padding: 40px 50px; /* Tăng padding từ 30px 40px lên 40px 50px */
    overflow-y: auto;
    font-family: 'Be Vietnam Pro', sans-serif;
    text-align: left;
}

/* Two Columns Layout */
.reveal .slide-content.two-columns {
    column-count: 2;
    column-gap: 40px;
    padding: 40px 60px;
    column-fill: balance; /* Đảm bảo cột 1 đầy trước khi sang cột 2 */
}

.reveal .slide-content {
    flex: 1;
    padding: 40px 50px;
    overflow-y: auto;
    font-family: 'Be Vietnam Pro', sans-serif;
    text-align: left;
}

/* Tùy chỉnh số slide hiển thị ở góc dưới bên trái */
/* Tùy chỉnh số slide hiển thị ở góc dưới bên trái */
.reveal .slide-number {
    position: fixed !important;
    bottom: 20px !important; /* Cách đáy 20px */
    left: 20px !important;   /* Cách trái 20px */
    right: auto !important;  /* Xóa thuộc tính right mặc định */
    color: #ffffff; /* Màu trắng */
    background: rgba(0, 0, 0, 0.7); /* Nền đen mờ */
    padding: 5px 10px; /* Khoảng cách bên trong */
    border-radius: 5px; /* Bo góc */
    font-size: 1.2rem; /* Kích thước chữ */
    font-family: 'Be Vietnam Pro', sans-serif; /* Font chữ đồng bộ */
    z-index: 1000; /* Đảm bảo hiển thị trên các phần tử khác */
}

/* Responsive cho màn hình nhỏ */
@media (max-width: 768px) {
    .reveal .slide-number {
        font-size: 1rem;
        bottom: 15px !important;
        left: 15px !important;
        right: auto !important;
    }
}

/* Code Blocks */
/* Code Blocks */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro {
    font-size: 1.4rem !important; /* Ghi đè thuộc tính inline */
}

/* Nội dung pre */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro pre {
    margin: 0;
    padding: 15px;
    background: #282A36;
    border-radius: 0 0 8px 8px;
    font-size: 1.4rem !important; /* Tăng kích thước chữ */
    line-height: 1.6; /* Cải thiện khoảng cách dòng */
    overflow-x: auto;
}

/* Nội dung code */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro code {
    font-family: 'JetBrains Mono', monospace;
    line-height: 1.4 !important;
    padding: 0;
    background: transparent;
    color: #f8f8f2;
    font-size: 1.4rem !important; /* Tăng kích thước chữ */
}

/* Header của code block */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro > span:first-child {
    display: block;
    background: #282A36;
    border-radius: 8px 8px 0 0;
    padding: 10px;
    font-size: 1.4rem; /* Tăng kích thước chữ header nếu cần */
}

/* Nút copy */
.reveal .slide-content .wp-block-kevinbatdorf-code-block-pro .code-block-pro-copy-button {
    font-size: 1.4rem; /* Tăng kích thước chữ của nút copy */
}

/* Responsive cho màn hình nhỏ */
@media (max-width: 768px) {
    .reveal .slide-content .wp-block-kevinbatdorf-code-block-pro,
    .reveal .slide-content .wp-block-kevinbatdorf-code-block-pro pre,
    .reveal .slide-content .wp-block-kevinbatdorf-code-block-pro code {
        font-size: 1.4rem !important; /* Giảm kích thước trên màn nhỏ */
    }

    .reveal .slide-content .wp-block-kevinbatdorf-code-block-pro > span:first-child {
        font-size: 1.3rem;
    }
}

.reveal .faq-title {
    font-size: larger;
}

.reveal table th {
    background-color: #4B374E;
    color: #fff;
}