/* ===== 统计区域 ===== */
#stats {
    padding: 80px 0;
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.05), rgba(59, 130, 246, 0.05));
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.stat-card {
    padding: 24px;
}

.stat-number {
    font-size: 48px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--cyan), var(--blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    display: block;
    margin-top: 8px;
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 500;
}

@media (max-width: 768px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}