/**
 * 실시간 통계 대시보드 스타일
 */

.stats-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 20px;
    margin: 60px 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="white" opacity="0.1"/></svg>');
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100px); }
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.stats-title {
    text-align: center;
    color: white;
    font-size: 2.5em;
    font-weight: 800;
    margin-bottom: 50px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.stat-icon {
    font-size: 3em;
    margin-bottom: 15px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.stat-number {
    font-size: 3em;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 10px 0;
    font-family: 'Inter', sans-serif;
}

.stat-label {
    font-size: 1.1em;
    color: #64748b;
    font-weight: 600;
}

.stat-subtitle {
    font-size: 0.9em;
    color: #94a3b8;
    margin-top: 5px;
}

/* 인기 서비스 순위 */
.popular-services {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.popular-services-title {
    font-size: 1.8em;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 30px;
    text-align: center;
}

.service-rank-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.service-rank-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 15px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-rank-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #667eea, #764ba2);
}

.service-rank-item:hover {
    background: #f1f5f9;
    transform: translateX(5px);
}

.rank-number {
    font-size: 2em;
    font-weight: 800;
    color: #667eea;
    min-width: 50px;
    text-align: center;
}

.rank-number.gold {
    color: #f59e0b;
}

.rank-number.silver {
    color: #94a3b8;
}

.rank-number.bronze {
    color: #cd7f32;
}

.service-info {
    flex: 1;
}

.service-name {
    font-size: 1.2em;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 5px;
}

.service-usage {
    font-size: 0.9em;
    color: #64748b;
}

.usage-bar {
    height: 8px;
    background: #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    margin-top: 10px;
}

.usage-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 10px;
    transition: width 1s ease;
}

/* 실시간 활동 표시 */
.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 20px;
    font-size: 0.9em;
    color: #10b981;
    font-weight: 600;
}

.live-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .stats-section {
        padding: 60px 15px;
    }
    
    .stats-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .stat-card {
        padding: 30px 20px;
    }
    
    .stat-number {
        font-size: 2.5em;
    }
    
    .popular-services {
        padding: 30px 20px;
    }
    
    .service-rank-item {
        padding: 15px;
    }
}

/* 카운트업 애니메이션 */
.counting {
    animation: countUp 0.5s ease-out;
}

@keyframes countUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}