/* STATS & ACTIVITY SECTION */
.activity-section {
    padding: 100px 20px;
    background-color: var(--bg-primary);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.activity-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: -1;
    background-image: radial-gradient(var(--border-color) 1.5px, transparent 0);
    background-size: 32px 32px;
    -webkit-mask-image: radial-gradient(ellipse at center, black 15%, transparent 70%);
    mask-image: radial-gradient(ellipse at center, black 15%, transparent 70%);
    opacity: 0.6;
    pointer-events: none;
}

.activity-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
    width: 100%;
}

.activity-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.activity-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--card-shadow-hover);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
}

.header-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-title svg {
    color: var(--accent);
    flex-shrink: 0;
}

.header-title h3 {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0;
}

.header-title span {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
    display: block;
    margin-top: 2px;
}

/* COMMITS LIST */
.commits-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.commit-item {
    padding: 14px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.2s ease;
}

.commit-item:hover {
    border-color: var(--accent);
}

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

.commit-repo {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    background-color: var(--accent-glow);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: var(--font-mono);
}

.commit-date {
    font-size: 11px;
    color: var(--text-secondary);
}

.commit-message {
    font-size: 13px;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.5;
    font-family: var(--font-mono);
    word-break: break-word;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* GITHUB STATS GRID */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.stat-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 16px;
    text-align: center;
}

.stat-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* TOP LANGUAGES & WAKATIME */
.top-languages-section h4, .wakatime-languages h4 {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 12px 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.languages-bar, .waka-bar {
    height: 8px;
    background-color: var(--border-color);
    border-radius: 100px;
    overflow: hidden;
    display: flex;
    margin-bottom: 16px;
}

.bar-segment {
    height: 100%;
    transition: width 0.5s ease;
}

.languages-legend, .waka-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.legend-item {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.color-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.github-btn {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    border: 1px solid rgba(163, 230, 53, 0.3);
    padding: 4px 10px;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.2s ease;
    background: transparent;
}

.github-btn:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
}

/* WAKATIME STATS */
.wakatime-stats {
    width: 100%;
}

.wakatime-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    align-items: center;
}

.waka-info {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    margin-bottom: 16px;
}

.waka-info:last-child {
    margin-bottom: 0;
}

.waka-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: block;
    margin-bottom: 4px;
}

.waka-value {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
}

.waka-setup-tip {
    grid-column: span 2;
    font-size: 10px;
    color: var(--text-secondary);
    font-style: italic;
    margin: 16px 0 0 0;
    text-align: center;
    opacity: 0.7;
}

.loading-spinner, .no-data {
    padding: 30px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
    font-style: italic;
}

.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.loading-spinner::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* SKELETON LOADING EFFECTS */
.skeleton {
    display: inline-block;
    height: 1.2em;
    width: 60px;
    background: linear-gradient(-90deg, var(--bg-secondary) 0%, var(--border-color) 50%, var(--bg-secondary) 100%);
    background-size: 400% 400%;
    animation: pulse-skeleton 1.5s ease-in-out infinite;
    border-radius: 4px;
}

@keyframes pulse-skeleton {
    0% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* WAKATIME CONFIG / EMPTY STATE */
.waka-empty-state {
    grid-column: span 2;
    padding: 24px;
    text-align: center;
    border: 1.5px dashed var(--border-color);
    border-radius: 12px;
    background-color: var(--bg-secondary);
}

.waka-empty-state-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 6px 0;
}

.waka-empty-state-desc {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* GITHUB CONTRIBUTIONS WIDGET */
.github-wrapper {
    margin-top: 30px;
    margin-bottom: 30px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px 24px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
}

.github-wrapper:hover {
    border-color: var(--border-hover);
    box-shadow: var(--card-shadow-hover);
}

.github-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.github-header h4 {
    font-size: 18px;
    font-weight: 800;
    color: var(--text-primary);
    margin: 0;
}

.github-icon {
    color: var(--accent);
}

.github-content-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    width: 100%;
}

.github-chart-container {
    flex: 1;
    min-width: 0;
    overflow-x: auto;
    padding: 10px 0;
}

.github-chart {
    max-width: 100%;
    height: auto;
    min-width: 720px;
    filter: brightness(0.9) contrast(1.1);
    display: block;
}

body.dark-mode .github-chart {
    filter: brightness(1.1) contrast(1.2);
}

.github-stats-summary {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 200px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    flex-shrink: 0;
}

.summary-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.summary-item .summary-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.summary-item .summary-value.status-active {
    color: var(--accent);
}

.summary-item .summary-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 1050px) {
    .github-content-layout {
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
    }
    .github-stats-summary {
        width: 100%;
        min-width: 0;
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (max-width: 600px) {
    .github-stats-summary {
        flex-direction: column;
        gap: 16px;
    }
}