:root {
    --primary: #4361ee;
    --secondary: #3f37c9;
    --accent: #4cc9f0;
    --dark: #1a1a2e;
    --darker: #16213e;
    --light: #f0f0f0;
    --success: #4ade80;
    --warning: #facc15;
    --danger: #f87171;
    --card-bg: rgba(30, 30, 46, 0.8);
    --sidebar-bg: rgba(20, 20, 30, 0.95);
}

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

body {
    font-family: 'Segoe UI', system-ui, sans-serif;
    background: linear-gradient(135deg, var(--darker), var(--dark));
    color: var(--light);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: linear-gradient(45deg, var(--accent), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header {
    position: relative;
}

.header {
    position: relative;
}

.lang-menu {
    position: absolute;
    top: 8px;
    right: 8px;
    min-width: 94px;
    text-align: left;
    z-index: 30;
}

.lang-menu summary {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 10px;
    background: rgba(8, 16, 34, 0.75);
    border: 1px solid rgba(120, 155, 205, 0.35);
    color: #dbe7ff;
    cursor: pointer;
    user-select: none;
}

.lang-menu summary::-webkit-details-marker {
    display: none;
}

.lang-menu[open] summary {
    border-bottom-left-radius: 8px;
    border-bottom-right-radius: 8px;
}

.lang-menu-code {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.03em;
}

.lang-menu-caret {
    margin-left: auto;
    font-size: 11px;
    color: #9fb6de;
}

.lang-menu-list {
    margin-top: 6px;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid rgba(120, 155, 205, 0.35);
    background: rgba(8, 16, 34, 0.92);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.lang-menu-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    color: #dbe7ff;
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
}

.lang-menu-item:hover {
    background: rgba(88, 166, 255, 0.2);
}

.lang-menu-item.active {
    background: rgba(88, 166, 255, 0.28);
}

.flag-img {
    width: 16px;
    height: 12px;
    border-radius: 2px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.15);
    flex-shrink: 0;
}

.auth-section {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(67, 97, 238, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--light);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-outline {
    background: transparent;
    color: var(--light);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
}

.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.stat-item {
    background: var(--card-bg);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    margin: 5px 0;
}

.stat-label {
    font-size: 0.9rem;
    color: #888;
}

.main-content {
    display: grid;
    gap: 20px;
}

.card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
}

.duels-table {
    width: 100%;
    border-collapse: collapse;
}

.duels-table th,
.duels-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.duels-table th {
    color: #888;
    font-weight: 600;
    font-size: 0.9rem;
}

.duels-table tr:last-child td {
    border-bottom: none;
}

.duel-result {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.win {
    background: rgba(74, 222, 128, 0.2);
    color: var(--success);
}

.loss {
    background: rgba(248, 113, 113, 0.2);
    color: var(--danger);
}

.elo-change {
    font-weight: 600;
}

.positive {
    color: var(--success);
}

.negative {
    color: var(--danger);
}

.neutral {
    color: #888;
}

.class-icon {
    width: 20px;
    height: 20px;
    margin-right: 5px;
    vertical-align: middle;
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tab {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab.active {
    background: var(--primary);
}

.tab:hover:not(.active) {
    background: rgba(255, 255, 255, 0.2);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.top-players-table {
    width: 100%;
    border-collapse: collapse;
}

.top-players-table th,
.top-players-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-players-table th {
    color: #888;
    font-weight: 600;
    font-size: 0.9rem;
}

.top-players-table tr:last-child td {
    border-bottom: none;
}

.rank-badge {
    display: inline-block;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    text-align: center;
    line-height: 24px;
    font-size: 0.8rem;
    font-weight: bold;
    margin-right: 8px;
}

.rank-1 .rank-badge { background: gold; }
.rank-2 .rank-badge { background: silver; }
.rank-3 .rank-badge { background: #cd7f32; }

.profile-back {
    margin-bottom: 20px;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.pagination a, .pagination span {
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    text-decoration: none;
    color: var(--light);
    transition: all 0.3s ease;
    cursor: pointer;
}

.pagination a:hover {
    background: var(--primary);
}

.pagination .current {
    background: var(--primary);
}

.search-container {
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
}

.search-input {
    flex: 1;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.2);
    color: var(--light);
}

.search-btn {
    padding: 12px 20px;
    border-radius: 8px;
    border: none;
    background: var(--primary);
    color: white;
    cursor: pointer;
}

.search-results {
    margin-top: 20px;
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-content {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.duel-detail {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.duel-detail:last-child {
    border-bottom: none;
}

.duel-detail dt {
    font-weight: bold;
    color: var(--accent);
    margin-bottom: 5px;
}

.duel-detail dd {
    margin: 0 0 10px 0;
}

.duel-id-link {
    color: var(--accent);
    cursor: pointer;
    text-decoration: underline;
}

.duel-id-link:hover {
    color: var(--primary);
}

.profile-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.profile-stat-card {
    background: var(--card-bg);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.profile-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 5px 0;
}

.profile-stat-label {
    font-size: 0.9rem;
    color: #888;
}

.nemesis-info {
    background: var(--card-bg);
    padding: 15px;
    border-radius: 12px;
    margin: 15px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.profile-header {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 20px;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.profile-avatar {
    flex-shrink: 0;
}

.profile-avatar img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
}

.profile-basic-info {
    flex-grow: 1;
}

.profile-basic-info h2 {
    margin: 0 0 5px 0;
    font-size: 1.5rem;
}

.steam-id {
    color: #888;
    margin: 5px 0;
}

.rating-chart-container {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    margin: 20px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.chart-wrapper {
    height: 300px;
    position: relative;
}

.refreshing {
    opacity: 0.6;
    pointer-events: none;
}

.refresh-indicator {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.refresh-indicator.active {
    display: flex;
}

.refresh-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Calendar graph styles */
.calendar-graph-full-width {
    flex: 1;
}

.matchupDetailsPanel {
    flex: 0 0 220px;
    padding: 12px;
    background: #2a2a2a;
    border-radius: 8px;
    border: 1px solid #444;
    display: flex;
    flex-direction: column;
}

.matchupDetailsContent {
    color: #ccc;
    font-size: 13px;
    line-height: 1.4;
    flex: 1;
}

.matchupDetailsContentPlaceholder {
    background: #1a1a1a;
    padding: 14px;
    border-radius: 6px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.matchupDetailsContentPlaceholderText {
    font-size: 12px;
    color: #666;
    text-align: center;
}

.matchupTooltip {
    position: absolute;
    background: #2a2a2a;
    color: #fff;
    padding: 8px 12px;
    border-radius: 4px;
    border: 1px solid #444;
    font-size: 12px;
    pointer-events: none;
    z-index: 10000;
    display: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}

/* Legend styles */
.legendContainer {
    margin-top: 8px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 12px;
}

.legendItem {
    display: flex;
    align-items: center;
    gap: 4px;
}

.legendColorBox {
    width: 16px;
    height: 16px;
    border: 1px solid #333;
}

.legendVeryHigh { background: #4caf50; }
.legendHigh { background: #8bc34a; }
.legendMedium { background: #9ccc65; }
.legendLow { background: #ff9800; }
.legendVeryLow { background: #f44336; }

/* Matchup cell styles */
.matchupCell {
    height: 20px;
    background: #4caf50;
    border-radius: 2px;
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
    opacity: 0.7;
    border: 1px solid rgba(255,255,255,0.1);
    color: #333;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 18px;
}

.matchupCell:hover {
    opacity: 1 !important;
    transform: scale(1.1);
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
    z-index: 10;
}

/* Star icon styles */
.starIcon {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    pointer-events: none;
    filter: drop-shadow(0 0 2px rgba(0,0,0,0.8)) drop-shadow(0 0 4px rgba(255,215,0,0.6));
}

/* Activity heatmap styles */
.yearSelectorVertical {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 70px;
}

.yearBtn {
    background: transparent;
    border: 1px solid #30363d;
    border-radius: 6px;
    padding: 5px 12px;
    color: #7d8590;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.yearBtn:hover {
    background: #21262d;
    border-color: #8b949e;
    color: #c9d1d9;
}

.yearBtnActive {
    background: #238636;
    border-color: #238636;
    color: #fff;
    font-weight: 500;
}

.activityHeatmapContainerFullWidth {
    width: 100%;
    padding: 16px 0;
}

.day {
    cursor: pointer;
    outline: 1px solid rgba(27, 31, 35, 0.06);
    outline-offset: -1px;
}

.day:hover {
    stroke: #7d8590;
    stroke-width: 2;
}

/* Additional styles for elements found in index.php */
.no-class {
    color: #666;
}

.chart-container {
    height: 345px;
    padding: 16px;
}

.profile-duels-pagination {
    /* Inherits from general pagination styles */
}

/* GitHub-style calendar heatmap colors */
.heatLevel0 { background-color: #161b22; }
.heatLevel1 { background-color: #0e4429; }
.heatLevel2 { background-color: #006d32; }
.heatLevel3 { background-color: #26a641; }
.heatLevel4 { background-color: #39d353; }

.github-link {
    margin-top: 10px;
    padding: 10px;
    font-size: 12px;
    color: #666;
    text-align: center;
}

.github-link a {
    color: #666;
    text-decoration: underline;
}

/* Classes for inline styles found in PHP */
.flex-gap-16 {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.full-width-calendar {
    flex: 1;
}

.margin-top-12-flex {
    margin-top: 12px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: #7d8590;
}

.color-box-14x14 {
    width: 14px;
    height: 14px;
    border-radius: 2px;
}

.bg-dark-calendar {
    background: #161b22;
}

.bg-green-light {
    background: #0e4429;
}

.bg-green-medium {
    background: #006d32;
}

.bg-green-bright {
    background: #26a641;
}

.bg-green-highlight {
    background: #39d353;
}

.duel-timestamp {
    color: #7d8590;
    font-size: 14px;
}

.profile-stats-grid-custom {
    margin-top: 15px;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.profile-stat-value-colored {
    color: var(--accent);
}

.profile-stat-value-success {
    color: var(--success);
}

.profile-stat-value-danger {
    color: var(--danger);
}

.profile-stat-value-warning {
    color: var(--warning);
}

.nemesis-link {
    color: var(--danger);
    text-decoration: none;
}

.debug-cyan {
    color: cyan;
    margin-top: 20px;
}

.debug-orange {
    color: orange;
    margin-top: 20px;
}

.margin-top-20-div {
    margin-top: 20px;
}

.chart-container-height {
    height: 345px;
    padding: 16px;
}

.card-margin-top-20 {
    margin-top: 20px;
}

.overflow-auto-div {
    overflow-x: auto;
}

.colspan-8-debug {
    background-color: #333;
    color: #0f0;
    font-family: monospace;
    font-size: 12px;
    padding: 5px;
}

.opponent-link {
    color: var(--accent);
    text-decoration: none;
}

.flex-stretch-gap-20 {
    margin-top: 8px;
    display: flex;
    gap: 20px;
    align-items: stretch;
    max-width: 100%;
    overflow: hidden;
}

.flex-1-min-width {
    flex: 1 1 85%;
    min-width: 0;
    overflow: hidden;
}

.overflow-hidden-width {
    overflow-x: auto;
    overflow-y: hidden;
    width: 100%;
    padding-right: 5px;
}

.table-fixed-layout {
    border-collapse: separate;
    border-spacing: 3px;
    background: #1a1a1a;
    width: 100%;
    height: 100%;
    table-layout: fixed;
}

.th-transparent {
    padding: 4px;
    background: transparent;
    width: 24px;
    height: 24px;
}

.th-middle-align {
    padding: 2px;
    background: transparent;
    height: 20px;
    text-align: center;
    vertical-align: middle;
}

.img-center-block {
    width: 22px;
    height: 22px;
    display: block;
    margin: 0 auto;
}

.small-font-gray {
    font-size: 10px;
    color: #ccc;
}

.td-middle-align {
    padding: 2px;
    background: transparent;
    width: 24px;
    height: 20px;
    text-align: center;
    vertical-align: middle;
}

.img-center-block-24 {
    width: 24px;
    height: 24px;
    display: block;
    margin: 0 auto;
}

.matchup-cell-style {
    height: 20px;
    border-radius: 2px;
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
    opacity: 0.7;
    border: 1px solid rgba(255,255,255,0.1);
    color: #333;
    font-size: 10px;
    font-weight: bold;
    text-align: center;
    line-height: 18px;
}

/* Matchup heatmap cell colors */
.cell-very-high { background-color: #4caf50; }
.cell-high { background-color: #8bc34a; }
.cell-medium { background-color: #9ccc65; }
.cell-low { background-color: #ff9800; }
.cell-very-low { background-color: #f44336; }

/* Common utility styles */
.text-color-ccc {
    color: #ccc;
}

.inherit-color-no-decoration {
    color: inherit;
    text-decoration: none;
}

.matchup-details-panel {
    flex: 0 0 220px;
    padding: 12px;
    background: #2a2a2a;
    border-radius: 8px;
    border: 1px solid #444;
    display: flex;
    flex-direction: column;
}

.matchup-details-header {
    color: #fff;
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 10px;
    text-align: center;
}

.matchup-details-content {
    color: #ccc;
    font-size: 13px;
    line-height: 1.4;
    flex: 1;
}

.matchup-details-placeholder {
    background: #1a1a1a;
    padding: 14px;
    border-radius: 6px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.matchup-details-placeholder-text {
    font-size: 12px;
    color: #666;
    text-align: center;
}

.matchup-tooltip {
    position: absolute;
    background: #2a2a2a;
    color: #fff;
    padding: 8px 12px;
    border-radius: 4px;
    border: 1px solid #444;
    font-size: 12px;
    pointer-events: none;
    z-index: 10000;
    display: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}

.legend-flex-wrap {
    margin-top: 8px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    font-size: 12px;
}

.legend-item-flex {
    display: flex;
    align-items: center;
    gap: 4px;
}

.legend-color-box {
    width: 16px;
    height: 16px;
    border: 1px solid #333;
}

.legend-very-high {
    background: #4caf50;
}

.legend-high {
    background: #8bc34a;
}

.legend-medium {
    background: #9ccc65;
}

.legend-low {
    background: #ff9800;
}

.legend-very-low {
    background: #f44336;
}

.card-margin-top-20-alt {
    margin-top: 20px;
}

.flex-start-align {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.calendar-full-width-alt {
    flex: 1;
}

.margin-top-12-flex-alt {
    margin-top: 12px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: #7d8590;
}

.daily-chart-container {
    margin-top: 20px;
    display: none;
    padding: 16px;
    background: #1a1a1a;
    border-radius: 8px;
}

.daily-chart-title {
    margin: 0 0 12px 0;
    color: #e6edf3;
}

.chart-wrapper-height {
    height: 200px;
}

.hide-chart-button {
    margin-top: 12px;
    padding: 6px 12px;
    background: #21262d;
    border: 1px solid #30363d;
    border-radius: 6px;
    color: #c9d1d9;
    cursor: pointer;
    font-size: 12px;
}

.search-form-full {
    display: flex;
    width: 100%;
}

.btn-secondary-margin {
    margin-left: 10px;
}

.overflow-x-auto-alt {
    overflow-x: auto;
}

.stat-value-accent {
    color: var(--accent);
}

.stat-value-success-alt {
    color: var(--success);
}

.stat-value-warning {
    color: var(--warning);
}

.stat-value-danger-alt {
    color: var(--danger);
}

.stat-value-primary {
    color: var(--primary);
}

@media (max-width: 768px) {
    .dashboard {
        grid-template-columns: 1fr;
    }

    .header h1 {
        font-size: 2rem;
    }

    .tabs {
        flex-direction: column;
    }

    .lang-menu {
        position: static;
        margin: 10px auto 0;
    }

    .stats-overview {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
}