/* ==================== Spacing for Game Frame & Top Ad Container ==================== */
.header-ad-container {
    padding-top: 14px;
    padding-bottom: 6px;
}

.game_play {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.flop-game-row,
.game_play .flop-game-row {
    margin-top: 10px !important;
    margin-bottom: 16px !important;
}

.game_play .game-frame-container {
    margin-top: 0 !important;
}

/* 120x600 Side Skyscraper Ads Layout */
.game-showcase-wrapper {
    display: flex;
    justify-content: center;
    align-items: center; /* Căn chỉnh trên dưới vào giữa */
    gap: 18px;
    width: 100%;
    margin: 0 auto;
}

.game-showcase-wrapper .game-frame-container {
    flex: 1 1 1000px;
    max-width: 1000px;
    margin: 0 !important;
}

.side-ad-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 120px;
    min-width: 120px;
    flex-shrink: 0;
}

.side-ad-label {
    font-size: 9.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: #64748b;
    margin-bottom: 6px;
    user-select: none;
    line-height: 1;
}

.side-ad-120x600 {
    width: 120px;
    height: 600px;
    background: linear-gradient(180deg, rgba(19, 26, 41, 0.85) 0%, rgba(27, 36, 56, 0.85) 100%);
    border: 1px dashed rgba(255, 255, 255, 0.16);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    box-sizing: border-box;
    transition: border-color 0.25s, box-shadow 0.25s;
}

.side-ad-120x600:hover {
    border-color: rgba(255, 71, 87, 0.4);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.5), 0 0 14px rgba(195, 7, 63, 0.2);
}

.side-ad-120x600 ins.adsbygoogle {
    display: block;
    width: 120px;
    height: 600px;
}

/* Allow container to fit 120px + 1000px + 120px + gaps comfortably */
.game_play .container {
    max-width: 1360px !important;
    width: 100%;
}

@media (max-width: 1320px) {
    .side-ad-container {
        display: none;
    }
    .game_play .container {
        max-width: 1050px !important;
    }
}

.game-frame-container {
    max-width: 1000px;
    width: 100%;
    margin: 0 auto 16px auto;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    box-sizing: border-box;
}

.game-frame-container .game {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 16px;
    border-radius: 24px;
    background: #1e293b;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55), 0 0 24px rgba(195, 7, 63, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-sizing: border-box;
}

.game-frame-container iframe#iframehtml5 {
    width: 100%;
    height: 600px;
    display: block;
    border-radius: 14px;
    border: none;
    background: #000;
}

@media (max-width: 1040px) {
    .game-frame-container {
        padding: 0 16px;
    }
    .game-frame-container iframe#iframehtml5 {
        height: 520px;
    }
}

@media (max-width: 768px) {
    .game-frame-container {
        padding: 0 12px;
    }
    .game-frame-container iframe#iframehtml5 {
        height: 440px;
    }
}

@media (max-width: 576px) {
    .game-frame-container {
        padding: 0 8px;
    }
    .game-frame-container .game {
        padding: 10px;
        border-radius: 16px;
    }
    .game-frame-container iframe#iframehtml5 {
        height: 340px;
        border-radius: 10px;
    }
}

/* ==================== Index Page 200x200 Game Grids ==================== */
.index-games-section {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 16px;
    box-sizing: border-box;
    width: 100%;
}

.index-section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 14px;
    margin-bottom: 24px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.08);
}

.index-section-header svg {
    width: 26px;
    height: 26px;
    flex-shrink: 0;
}

.index-section-title {
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 0.5px;
    color: #ffffff;
    text-transform: uppercase;
    margin: 0;
}

.index-section-title--new {
    background: linear-gradient(135deg, #ffd32a 0%, #ff9f1a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.index-section-title--hot {
    background: linear-gradient(135deg, #ff4757 0%, #ff6b81 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.index-games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, 150px);
    grid-auto-flow: dense;
    justify-content: center;
    gap: 16px;
}

.index-game-card {
    width: 150px;
    height: 150px;
    position: relative;
    display: block;
    border-radius: 16px;
    overflow: hidden;
    background: #172133;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
    text-decoration: none;
    box-sizing: border-box;
    transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.25s ease, border-color 0.25s ease;
}

.index-game-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
    border-radius: 15px;
}

.index-game-badge {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 6px 7px 6px;
    background: linear-gradient(180deg, transparent 0%, rgba(11, 16, 26, 0.95) 100%);
    color: #ffffff;
    font-size: 11.5px;
    font-weight: 700;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.2s ease;
}

.index-game-card:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.6), 0 0 16px rgba(195, 7, 63, 0.45);
    border-color: rgba(255, 71, 87, 0.7);
    z-index: 10;
}

.index-game-card:hover img {
    transform: scale(1.08);
}

.index-game-card:hover .index-game-badge {
    color: #ffd32a;
}

/* 300x250 Grid Ad: spans 2x2 grid columns (316x316px) with centered ad, borderless */
.index-grid-ad-wrapper {
    grid-column: span 2;
    grid-row: span 2;
    width: 100%;
    height: 100%;
    max-width: 316px;
    max-height: 316px;
    min-width: 300px;
    min-height: 250px;
    justify-self: center;
    align-self: center;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    box-shadow: none;
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
}

.index-grid-ad-wrapper:hover {
    border: none;
    box-shadow: none;
}

.index-grid-ad-300x250 {
    width: 300px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(19, 26, 41, 0.85) 0%, rgba(27, 36, 56, 0.85) 100%);
    border: 1px dashed rgba(255, 255, 255, 0.16);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    transition: border-color 0.25s, box-shadow 0.25s;
}

.index-grid-ad-300x250:hover {
    border-color: rgba(255, 71, 87, 0.35);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}

.index-grid-ad-300x250 ins.adsbygoogle {
    display: block;
    width: 300px;
    height: 250px;
}

/* 336x280 Grid Ad: spans 2x2 grid columns (top-left) with centered ad, borderless */
.index-grid-ad-wrapper--336 {
    max-width: 350px;
    min-width: 336px;
    height: 316px;
}

.index-grid-ad-336x280 {
    width: 336px;
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(19, 26, 41, 0.85) 0%, rgba(27, 36, 56, 0.85) 100%);
    border: 1px dashed rgba(255, 255, 255, 0.16);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    transition: border-color 0.25s, box-shadow 0.25s;
}

.index-grid-ad-336x280:hover {
    border-color: rgba(255, 71, 87, 0.35);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}

.index-grid-ad-336x280 ins.adsbygoogle {
    display: block;
    width: 336px;
    height: 280px;
}

@media (max-width: 500px) {
    .index-games-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .index-game-card {
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 1;
        border-radius: 14px;
    }
    .index-grid-ad-wrapper {
        width: 100%;
        height: auto;
        min-height: 260px;
        padding: 5px 0;
        grid-column: span 2;
        grid-row: auto;
        background: transparent;
        border: none;
        box-shadow: none;
    }
    .index-grid-ad-wrapper--336 {
        min-width: unset;
        min-height: 290px;
    }
    .index-grid-ad-336x280 {
        max-width: 100%;
        overflow-x: auto;
    }
}

/* ==================== Index 970x90 Banner Ad Container (Between Grids, Borderless) ==================== */
.index-banner-ad-container {
    max-width: 1400px;
    margin: 10px auto 35px auto;
    padding: 0 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
    width: 100%;
}

.index-banner-ad-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    box-sizing: border-box;
    max-width: 100%;
}

.index-banner-ad-wrapper:hover {
    border: none;
    box-shadow: none;
}

.index-banner-ad-970x90 {
    width: 970px;
    height: 90px;
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(19, 26, 41, 0.85) 0%, rgba(27, 36, 56, 0.85) 100%);
    border: 1px dashed rgba(255, 255, 255, 0.16);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    transition: border-color 0.25s, box-shadow 0.25s;
}

.index-banner-ad-970x90:hover {
    border-color: rgba(255, 71, 87, 0.35);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}

.index-banner-ad-970x90 ins.adsbygoogle {
    display: block;
    width: 970px;
    height: 90px;
    max-width: 100%;
}

@media (max-width: 1020px) {
    .index-banner-ad-wrapper {
        overflow-x: auto;
    }
}

@media (max-width: 500px) {
    .index-banner-ad-container {
        margin: 10px auto 25px auto;
        padding: 0 10px;
    }
    .index-banner-ad-wrapper {
        border: none;
        box-shadow: none;
        background: transparent;
        padding: 0;
    }
}

/* ==================== Index 970x250 Billboard Ad Container (Below Game Frame) ==================== */
.index-billboard-ad-container {
    max-width: 1400px;
    margin: 20px auto 35px auto;
    padding: 0 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
    width: 100%;
}

.index-billboard-ad-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    box-sizing: border-box;
    max-width: 100%;
}

.index-billboard-ad-wrapper:hover {
    border: none;
    box-shadow: none;
}

.index-billboard-ad-970x250 {
    width: 970px;
    height: 250px;
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(19, 26, 41, 0.85) 0%, rgba(27, 36, 56, 0.85) 100%);
    border: 1px dashed rgba(255, 255, 255, 0.16);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    box-sizing: border-box;
    overflow: hidden;
    position: relative;
    transition: border-color 0.25s, box-shadow 0.25s;
}

.index-billboard-ad-970x250:hover {
    border-color: rgba(255, 71, 87, 0.35);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.45);
}

.index-billboard-ad-970x250 ins.adsbygoogle {
    display: block;
    width: 970px;
    height: 250px;
    max-width: 100%;
}

@media (max-width: 1020px) {
    .index-billboard-ad-wrapper {
        overflow-x: auto;
    }
}

@media (max-width: 500px) {
    .index-billboard-ad-container {
        margin: 15px auto 25px auto;
        padding: 0 10px;
    }
}

/* ==================== About Section (Burnout Drift SEO) ==================== */
.index-about-section {
    max-width: 1400px;
    margin: 50px auto 40px auto;
    padding: 36px;
    background: #131a29;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5), 0 0 24px rgba(195, 7, 63, 0.15);
    color: #cbd5e1;
    font-size: 15px;
    line-height: 1.7;
    box-sizing: border-box;
}

.index-about-title {
    font-size: 26px;
    font-weight: 900;
    color: #ffffff;
    margin: 0 0 16px 0;
    letter-spacing: -0.3px;
    background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 50%, #ffd32a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.index-about-lead {
    font-size: 16px;
    line-height: 1.75;
    color: #e2e8f0;
    background: rgba(255, 255, 255, 0.04);
    border-left: 4px solid #ff4757;
    padding: 16px 20px;
    border-radius: 0 12px 12px 0;
    margin-bottom: 28px;
}

.index-about-lead strong {
    color: #ffd32a;
}

.index-about-heading {
    font-size: 20px;
    font-weight: 800;
    color: #ffffff;
    margin: 28px 0 14px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.index-about-heading::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 18px;
    background: #ff4757;
    border-radius: 3px;
}

.index-about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
    margin: 20px 0;
}

.index-about-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 20px;
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.index-about-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 71, 87, 0.4);
    background: rgba(255, 255, 255, 0.05);
}

.index-about-card h3 {
    margin: 0 0 10px 0;
    font-size: 17px;
    font-weight: 800;
    color: #ff4757;
}

.index-about-card p {
    margin: 0;
    color: #94a3b8;
    font-size: 14px;
    line-height: 1.6;
}

.index-about-table-wrap {
    overflow-x: auto;
    margin: 18px 0 26px 0;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.index-about-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    background: rgba(255, 255, 255, 0.02);
}

.index-about-table th {
    background: rgba(255, 71, 87, 0.15);
    color: #ffd32a;
    font-weight: 800;
    text-align: left;
    padding: 12px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.index-about-table td {
    padding: 12px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: #cbd5e1;
}

.index-about-table kbd {
    display: inline-block;
    padding: 3px 8px;
    background: #1e293b;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    color: #f1f5f9;
    font-family: monospace;
    font-size: 12px;
    box-shadow: 0 2px 0 rgba(0, 0, 0, 0.4);
}

.index-faq-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.index-faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 16px 20px;
}

.index-faq-item h4 {
    margin: 0 0 8px 0;
    font-size: 16px;
    font-weight: 700;
    color: #f1f5f9;
}

.index-faq-item p {
    margin: 0;
    color: #94a3b8;
    font-size: 14px;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .index-about-section {
        padding: 22px 16px;
        margin: 30px 10px;
    }
    .index-about-title {
        font-size: 21px;
    }
}