.stats-container {
    width: 100%;
    max-width: 800px;
    overflow-y: auto;
    max-height: calc(100vh - 160px);
    padding: 10px 4px 24px;
}

.stats-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-secondary);
    padding: 22px 20px;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-left: 3px solid transparent;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.14);
    transition: var(--transition-smooth);
}

.stat-card:hover {
    transform: translateY(-3px);
    border-left-color: var(--accent);
    box-shadow:
        0 8px 28px rgba(0, 0, 0, 0.22),
        -3px 0 12px var(--accent-glow);
}

.stat-value {
    font-size: 30px;
    font-weight: 700;
    color: var(--accent);
    display: block;
    text-shadow: 0 0 24px var(--accent-glow);
    letter-spacing: -0.5px;
    line-height: 1.1;
}

.stat-label {
    font-size: 11px;
    color: var(--sub);
    margin-top: 7px;
    display: block;
    letter-spacing: 0.06em;
    text-transform: lowercase;
}

.stats-history h3 {
    color: var(--sub);
    font-size: 11px;
    font-weight: 500;
    margin-bottom: 14px;
    letter-spacing: 0.1em;
    text-transform: lowercase;
    font-family: var(--font);
}

.stats-chart {
    width: 100%;
    height: 200px;
    margin-bottom: 28px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.03);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.14);
    transition: var(--transition-smooth);
}

.stats-chart:hover {
    box-shadow:
        0 6px 24px rgba(0, 0, 0, 0.2),
        0 0 0 1px var(--accent-glow);
}

.stats-chart canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 18px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 13px;
    border: 1px solid rgba(255, 255, 255, 0.025);
    transition: var(--transition-smooth);
    cursor: default;
}

.history-item:hover {
    border-color: rgba(255, 255, 255, 0.07);
    transform: translateX(3px);
    box-shadow: inset 0 0 0 1000px rgba(255, 255, 255, 0.03), 2px 0 0 var(--accent);
}

.history-wpm {
    color: var(--accent);
    font-weight: 700;
    min-width: 60px;
}

.history-acc {
    color: var(--text);
    font-weight: 500;
}

.history-mode {
    color: var(--sub);
    font-size: 12px;
}

.history-date {
    color: var(--sub);
    font-size: 11px;
    opacity: 0.6;
    letter-spacing: 0.02em;
}

.history-empty {
    color: var(--sub);
    text-align: center;
    padding: 48px 0;
    font-size: 14px;
    opacity: 0.5;
    letter-spacing: 0.02em;
    animation: fadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.clear-stats-btn {
    background: none;
    border: 1px solid var(--error);
    color: var(--error);
    font-family: var(--font);
    font-size: 13px;
    padding: 9px 24px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-top: 28px;
    transition: var(--transition-smooth);
    letter-spacing: 0.03em;
}

.clear-stats-btn:hover {
    background: var(--error);
    color: var(--bg);
    box-shadow: 0 0 0 4px var(--error-glow), 0 4px 16px rgba(0, 0, 0, 0.2);
    transform: translateY(-1px);
}

.clear-stats-btn:active {
    transform: translateY(0);
    box-shadow: 0 0 0 2px var(--error-glow);
}