:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --text-color: #c9d1d9;
    --accent-color: #57F287;
    --border-color: #30363d;
    --hover-bg: #21262d;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
}

/* Header Styles */
.main-header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
}

.navbar-brand:hover {
    color: var(--accent-color);
}

.site-logo {
    height: 40px;
    width: auto;
}

.site-name {
    color: var(--accent-color);
}

.navbar-nav .nav-link {
    color: var(--text-color);
    padding: 0.5rem 1rem;
    transition: color 0.2s;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--accent-color);
}

.navbar-toggler {
    border-color: var(--border-color);
    color: var(--text-color);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28201, 209, 217, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Main Content */
.main-content {
    padding: 24px 0;
    min-height: calc(100vh - 200px);
    padding-left: 16px;
    padding-right: 16px;
}

.container {
    display: flex;
    gap: 20px;
    max-width: 1800px;
    margin: 0 auto;
    align-items: flex-start;
}

/* Sport Filter Sidebar */
.sport-filter-sidebar {
    background-color: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    width: 120px;
    flex-shrink: 0;
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 140px);
}

.sport-filter-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.sport-filter-header h4 {
    margin: 0;
    color: var(--accent-color);
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
}

.sport-filters {
    display: flex;
    flex-direction: column;
    padding: 8px;
    gap: 8px;
}

.sport-filter-btn {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 12px 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    width: 100%;
}

.sport-filter-btn i {
    font-size: 1.25rem;
    color: var(--border-color);
}

.sport-filter-btn:hover {
    background-color: var(--hover-bg);
    border-color: var(--accent-color);
}

.sport-filter-btn:hover i {
    color: var(--accent-color);
}

.sport-filter-btn.active {
    background-color: var(--hover-bg);
    border-color: var(--accent-color);
}

.sport-filter-btn.active i {
    color: var(--accent-color);
}

.sport-filter-btn.active span {
    color: var(--accent-color);
}

/* Main Content Area */
.main-content-area {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Player Section - 65% width on desktop */
.player-section {
    margin-bottom: 0;
    display: flex;
    justify-content: center;
    width: 100%;
}

.player-container {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 16px;
    border: 1px solid var(--border-color);
    width: 100%;
}

.current-match h3 {
    color: var(--accent-color);
    margin-bottom: 8px;
    font-size: 1.25rem;
    font-weight: 600;
}

.match-league-text {
    color: var(--border-color);
    font-size: 0.875rem;
    margin: 0;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 8px;
    background-color: #000;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.player-placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--text-color);
    z-index: 1;
}

.player-placeholder i {
    font-size: 3rem;
    color: var(--border-color);
    margin-bottom: 12px;
}

.player-placeholder p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--border-color);
}

.video-wrapper iframe[src]:not([src=""]) {
    z-index: 2;
}

.video-wrapper iframe:not([src=""]) ~ .player-placeholder {
    display: none !important;
}

.no-channel {
    text-align: center;
    padding: 48px;
    color: var(--text-color);
}

.no-channel i {
    font-size: 3rem;
    color: var(--border-color);
    margin-bottom: 16px;
}

/* Channel Search */
.channel-search {
    margin-bottom: 24px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.channel-search .form-control {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 12px 16px;
    border-radius: 8px;
    width: 100%;
}

.channel-search .form-control:focus {
    background-color: var(--card-bg);
    border-color: var(--accent-color);
    color: var(--text-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(87, 242, 135, 0.1);
}

/* Channels Grid */
.channels-section {
    margin-top: 24px;
}

.section-title {
    color: var(--accent-color);
    margin-bottom: 20px;
    font-size: 1.75rem;
    font-weight: 600;
    text-align: center;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
    max-width: 1400px;
    margin: 0 auto;
}

.channel-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background-color 0.2s;
}

.channel-card:hover {
    border-color: var(--accent-color);
    background-color: var(--hover-bg);
}

.channel-card.active {
    border-color: var(--accent-color);
    background-color: var(--hover-bg);
}

.channel-logo {
    width: 70px;
    height: 70px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-color);
    border-radius: 8px;
    padding: 8px;
}

.channel-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.channel-logo i {
    font-size: 2rem;
    color: var(--accent-color);
}

.channel-name {
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 4px;
    font-size: 0.9rem;
}

.channel-category {
    font-size: 0.75rem;
    color: var(--border-color);
    text-transform: uppercase;
}

/* Ad Sliders */
.ad-slider {
    position: relative;
    overflow: hidden;
}

.ad-top,
.ad-bottom {
    height: 100px;
    width: 100%;
    margin: 0;
}

.ad-left,
.ad-right {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 120px;
    max-width: 120px;
    z-index: 998;
    height: auto;
    max-height: calc(100vh - 140px); /* Prevent overlap with header/footer */
}

.ad-left {
    left: 10px;
}

.ad-right {
    right: 10px;
}

.ad-slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.ad-slider-container.vertical {
    height: auto;
    max-height: 500px;
    overflow: hidden;
}

.ad-slide {
    display: none;
    width: 100%;
    height: 100%;
}

.ad-slide.active {
    display: block;
}

.ad-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 8px;
}

.ad-slide a {
    display: block;
    width: 100%;
    height: 100%;
}

.ad-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 8px;
    z-index: 10;
}

.ad-left .ad-controls,
.ad-right .ad-controls {
    flex-direction: column;
    gap: 8px;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    top: 50%;
    width: auto;
    padding: 0;
}

.ad-controls button {
    background-color: rgba(0, 0, 0, 0.7);
    border: 1px solid var(--border-color);
    color: var(--accent-color);
    padding: 6px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-controls button:hover {
    background-color: rgba(0, 0, 0, 0.9);
}

/* Footer */
.main-footer {
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 24px 0;
    margin-top: 48px;
}

.main-footer p {
    margin: 0;
    color: var(--text-color);
}

.social-links {
    display: flex;
    gap: 16px;
    justify-content: flex-end;
}

.social-link {
    color: var(--text-color);
    font-size: 1.25rem;
    transition: color 0.2s;
}

.social-link:hover {
    color: var(--accent-color);
}

/* Categories Page Styles */
.page-header {
    text-align: center;
    margin-bottom: 32px;
    padding: 0 16px;
}

.page-title {
    color: var(--accent-color);
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.page-subtitle {
    color: var(--border-color);
    font-size: 1rem;
}

.categories-list {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 16px;
}

.category-section {
    margin-bottom: 48px;
}

.category-title {
    color: var(--accent-color);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.category-title i {
    font-size: 1.25rem;
}

.channel-count {
    color: var(--border-color);
    font-weight: 400;
    font-size: 1rem;
}

.empty-state {
    text-align: center;
    padding: 64px 16px;
    color: var(--text-color);
}

.empty-state i {
    font-size: 3rem;
    color: var(--border-color);
    margin-bottom: 16px;
}

/* Live Match Module */
.live-match-module {
    background-color: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    width: 320px;
    max-height: 600px;
    overflow-y: auto;
    flex-shrink: 0;
}

.match-module-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background-color: var(--card-bg);
    z-index: 10;
}

.match-module-header h4 {
    margin: 0;
    color: var(--accent-color);
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.match-module-header h4 i {
    font-size: 0.875rem;
}

.match-refresh-indicator {
    color: var(--border-color);
    font-size: 0.75rem;
    animation: spin 2s linear infinite;
}

.match-refresh-indicator.active {
    color: var(--accent-color);
    animation: spin 1s linear infinite;
}

.matches-container {
    padding: 0;
}

.match-loading {
    padding: 48px 16px;
    text-align: center;
    color: var(--text-color);
}

.match-loading i {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 12px;
}

.match-loading p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--border-color);
}

.match-item {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s;
}

.match-item:hover {
    background-color: var(--hover-bg);
}

.match-item:last-child {
    border-bottom: none;
}

.match-league {
    font-size: 0.75rem;
    color: var(--border-color);
    text-transform: uppercase;
    margin-bottom: 12px;
    font-weight: 500;
}

.match-teams {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.match-team {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
}

.match-team.home {
    justify-content: flex-start;
}

.match-team.away {
    justify-content: flex-end;
    flex-direction: row-reverse;
}

.match-team-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-color);
}

.match-team-logo {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    object-fit: contain;
}

.match-score {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-color);
    margin: 0 12px;
    min-width: 50px;
    text-align: center;
}

.match-time {
    font-size: 0.75rem;
    color: var(--border-color);
    text-align: center;
    margin-top: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.match-time i {
    font-size: 0.625rem;
}

.match-time.live {
    color: var(--accent-color);
    font-weight: 600;
}

.match-status {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
    background-color: var(--accent-color);
    color: var(--bg-color);
    margin-left: 8px;
}

.match-error {
    padding: 24px 16px;
    text-align: center;
    color: var(--border-color);
}

.match-error i {
    font-size: 2rem;
    margin-bottom: 12px;
    color: var(--border-color);
}

.match-error p {
    margin: 0;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .main-content {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .player-main-container {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .player-container {
        padding: 12px;
    }
    
    .channels-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: 12px;
    }

    .channel-logo {
        width: 60px;
        height: 60px;
    }

    .ad-left,
    .ad-right {
        display: none;
    }

    .section-title {
        font-size: 1.5rem;
    }
    
    .page-title {
        font-size: 1.75rem;
    }

    .social-links {
        justify-content: center;
        margin-top: 16px;
    }

    .main-footer .text-end {
        text-align: center !important;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    animation: spin 0.8s linear infinite;
}

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