:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f9f9f9;
    --text-primary: #000000;
    --text-secondary: #666666;
    --text-tertiary: #888888;
    --border-color: #dddddd;
    --chart-bg: #ffffff;
    --stats-bg: #e8f5e9;
    --dropdown-hover: #f0f0f0;
    --card-bg: #f9f9f9;
}

[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-tertiary: #999999;
    --border-color: #404040;
    --chart-bg: #2d2d2d;
    --stats-bg: #2d4731;
    --dropdown-hover: #404040;
    --card-bg: #2d2d2d;
}

body {
    font-family: Arial, sans-serif;
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s, color 0.3s;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    padding: 0;
    margin-left: 0.33em;
    transition: background-color 0.3s;
}

.theme-toggle:hover {
    background-color: var(--dropdown-hover);
}

[data-theme="dark"] .light-icon,
.dark-icon {
    display: none;
}

[data-theme="dark"] .dark-icon,
.light-icon {
    display: block;
}

label, input, select {
    font-size: 1.2em;
    margin-right: 10px;
    color: var(--text-primary);
}

select {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 4px 8px;
    border-radius: 4px;
}

.filter-controls {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.dropdown {
    position: relative;
    display: inline-block;
    min-width: 250px;
}

.dropdown-btn {
    width: 20em;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1em;
    color: var(--text-primary);
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--bg-secondary);
    min-width: 100%;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    z-index: 1000;
    max-height: 400px;
    overflow-y: auto;
    margin-top: 4px;
}

.dropdown-content.show {
    display: block;
}

.dropdown-item {
    padding: 8px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
}

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

.user-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 20px;
}

.user-card {
    border: 1px solid var(--border-color);
    padding-inline: 15px;
    border-radius: 8px;
    background-color: var(--card-bg);
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.user-info {
    flex: 0 0 60%;
    padding-right: 10px;
}

a {
    color: inherit;
    text-decoration: inherit;
}

a:hover {
    text-decoration: underline;
}

.user-info .name {
    font-size: 1.2em;
    font-weight: bold;
    margin-bottom: 8px;
    display: block;
}

.user-info .power {
    color: var(--text-secondary);
    margin-bottom: 4px;
    display: block;
}

.user-info .last-seen {
    color: var(--text-tertiary);
    font-size: 0.9em;
    display: block;
}

.rank-container {
    flex: 0 0 40%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-left: 1px solid var(--border-color);
    padding-left: 0px;
}

.character-name {
    width: 100%;
    text-align: center;
    font-weight: bold;
    margin-top: 8px;
    display: block;
}

.rank-img {
    height: auto;
    width: 80%;
    display: block;
    margin: 0 auto;
}

.dropdown-img {
    height: 24px;
    width: auto;
    vertical-align: middle;
}

.stats {
    margin-top: 10px;
    padding: 10px;
    background-color: var(--stats-bg);
    border-radius: 4px;
}

.loading {
    text-align: center;
    padding: 20px;
    grid-column: 1 / -1;
    font-style: italic;
    color: var(--text-secondary);
}

.charts-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 20px 0;
}

.chart-wrapper {
    background: var(--chart-bg);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

@media (max-width: 900px) {
    .user-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .user-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 800px) {
    .charts-container {
        grid-template-columns: 1fr;
    }
}

.xicon {
    color: var(--text-primary);
}