/* 815K Styles */

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e8e8e8;
    --bg-card: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --text-tertiary: #999;
    --border-color: rgba(0, 0, 0, 0.08);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    --header-bg: rgba(255, 255, 255, 0.98);
    --primary-color: #2196F3;
    --secondary-color: #9C27B0;
    --success-color: #4CAF50;
    --error-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196F3;
    --info-bg: #e3f2fd;
    --hover-bg: #f5f5f5;
    --input-bg: #ffffff;
}

body.dark-mode {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #161b22;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-tertiary: #6e7681;
    --border-color: rgba(240, 246, 252, 0.1);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
    --header-bg: rgba(13, 17, 23, 0.95);
    --primary-color: #58a6ff;
    --secondary-color: #bc6ff1;
    --success-color: #3fb950;
    --error-color: #f85149;
    --warning-color: #d29922;
    --info-color: #58a6ff;
    --info-bg: rgba(56, 139, 253, 0.15);
    --hover-bg: #21262d;
    --input-bg: #0d1117;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 15px 0;
    font-size: 14px;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 4px;
}

.breadcrumb a:hover {
    color: var(--primary-color);
}

.breadcrumb .separator {
    color: var(--text-tertiary);
    margin: 0 4px;
}

.breadcrumb .current {
    color: var(--text-primary);
    font-weight: 500;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans KR', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 18px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background 0.3s ease, color 0.3s ease;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    padding-top: 100px;
    min-height: 100vh;
}

/* Header */
.minimal-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
    padding: 1rem 0;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-title h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.subtitle {
    font-size: 13px;
    color: var(--text-tertiary);
    margin-top: 2px;
}

.header-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.header-btn {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    font-size: 20px;
}

.header-btn:hover {
    background: var(--hover-bg);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.header-btn.login-btn {
    width: auto;
    min-width: 80px;
    padding: 0 16px;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    background: linear-gradient(135deg, #58a6ff 0%, #bc6ff1 100%);
    border: none;
    color: #fff;
}

.header-btn.login-btn:hover {
    background: linear-gradient(135deg, #79b8ff 0%, #d180ff 100%);
    color: #fff;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

/* Main Sections */
.main-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.section-card {
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 24px;
    box-shadow: var(--shadow);
}

.section-header {
    margin-bottom: 20px;
}

.section-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.action-card {
    background: var(--bg-secondary);
    padding: 20px 16px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s;
    cursor: pointer;
}

.action-card:hover {
    background: var(--hover-bg);
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.action-card:active {
    transform: scale(0.98);
}

.action-card i {
    font-size: 28px;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 8px;
}

.action-card span {
    font-size: 14px;
    font-weight: 600;
    display: block;
}

/* Sales Stats */
.sales-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.mini-stat {
    text-align: center;
}

.mini-stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.mini-stat-label {
    font-size: 12px;
    color: var(--text-tertiary);
}

/* Categories List */
.section {
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 24px;
    margin-top: 24px;
    box-shadow: var(--shadow);
}

.categories-list {
    display: grid;
    gap: 12px;
}

.category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.category-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 15px;
}

.category-count {
    color: var(--text-tertiary);
    font-size: 13px;
}

/* Activities List */
.activities-list {
    display: grid;
    gap: 12px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 14px;
}

.activity-item i {
    font-size: 20px;
}

/* Responsive */
@media (max-width: 1024px) {
    .main-sections {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 16px;
        padding-top: 70px;
    }

    .header-title h1 {
        font-size: 20px;
    }

    .subtitle {
        font-size: 12px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-value {
        font-size: 28px;
    }

    .stat-label {
        font-size: 12px;
    }

    .main-sections {
        gap: 16px;
    }

    .section-card {
        padding: 20px;
    }

    .section-title {
        font-size: 18px;
    }

    .quick-actions {
        gap: 10px;
    }

    .action-card {
        padding: 16px 12px;
    }

    .action-card i {
        font-size: 24px;
    }

    .action-card span {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Database Stats Footer */
.db-stats-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 30px 20px;
    margin-top: 40px;
}

.db-stats-footer .footer-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.db-stats-footer .footer-title {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.db-stats-footer .footer-title i {
    font-size: 18px;
}

.db-stats-footer .stats-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.db-stats-footer .stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.2s;
}

.db-stats-footer .stat-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.db-stats-footer .stat-item i {
    font-size: 18px;
    color: var(--text-tertiary);
}

.db-stats-footer .stat-item:nth-child(1) i { color: #2196F3; }
.db-stats-footer .stat-item:nth-child(2) i { color: #f44336; }
.db-stats-footer .stat-item:nth-child(3) i { color: #9c27b0; }
.db-stats-footer .stat-item:nth-child(4) i { color: #ff9800; }
.db-stats-footer .stat-item:nth-child(5) i { color: #e91e63; }

.db-stats-footer .stat-name {
    font-size: 13px;
    color: var(--text-secondary);
}

.db-stats-footer .stat-count {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    background: var(--bg-secondary);
    padding: 2px 8px;
    border-radius: 4px;
}

.db-stats-footer .footer-total {
    font-size: 14px;
    color: var(--text-tertiary);
}

.db-stats-footer .footer-total strong {
    font-size: 18px;
    color: var(--primary-color);
    margin: 0 4px;
}

.db-stats-footer .footer-divider {
    width: 60px;
    height: 1px;
    background: var(--border-color);
    margin: 24px auto;
}

.db-stats-footer .footer-credits {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.db-stats-footer .credit-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.db-stats-footer .credit-label {
    font-size: 12px;
    color: var(--text-tertiary);
}

.db-stats-footer .credit-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.db-stats-footer .credit-separator {
    color: var(--border-color);
    font-size: 12px;
}

.db-stats-footer .footer-copyright {
    font-size: 12px;
    color: var(--text-tertiary);
    margin-top: 8px;
}

@media (max-width: 768px) {
    .db-stats-footer {
        padding: 24px 16px;
    }

    .db-stats-footer .stats-row {
        gap: 8px;
    }

    .db-stats-footer .stat-item {
        padding: 8px 12px;
    }

    .db-stats-footer .stat-name {
        font-size: 12px;
    }

    .db-stats-footer .stat-count {
        font-size: 13px;
    }

    .db-stats-footer .footer-credits {
        flex-direction: column;
        gap: 8px;
    }

    .db-stats-footer .credit-separator {
        display: none;
    }
}