* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0e27;
    --bg-secondary: #10163a;
    --bg-card: rgba(16, 22, 58, 0.6);
    --bg-card-hover: rgba(16, 22, 58, 0.8);
    --text-primary: #FFFFFF;
    --text-secondary: #8B92B8;
    --accent-purple: #7c3aed;
    --accent-blue: #3b82f6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-pink: #ec4899;
    --accent-cyan: #06b6d4;
    --border-color: rgba(139, 146, 184, 0.1);
    --glow-purple: rgba(124, 58, 237, 0.3);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #2d1b4e 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
    z-index: 100;
}

.sidebar-header {
    padding: 32px 24px;
    border-bottom: 1px solid var(--border-color);
}

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

.logo-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 22px;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.4);
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #fff, var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-nav {
    flex: 1;
    padding: 24px 16px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border-radius: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: 8px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: linear-gradient(180deg, var(--accent-blue), var(--accent-purple));
    transform: scaleY(0);
    transition: transform 0.3s;
}

.nav-item:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    transform: translateX(4px);
}

.nav-item:hover::before {
    transform: scaleY(1);
}

.nav-item.active {
    background: linear-gradient(90deg, rgba(124, 58, 237, 0.2), rgba(59, 130, 246, 0.1));
    color: white;
    border: 1px solid rgba(124, 58, 237, 0.3);
}

.nav-item.active::before {
    transform: scaleY(1);
}

.nav-icon {
    font-size: 22px;
    filter: drop-shadow(0 0 8px currentColor);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.balance-card {
    background: linear-gradient(135deg, #1e3a8a 0%, #7c3aed 100%);
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.3);
    position: relative;
    overflow: hidden;
}

.balance-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}

.balance-label {
    font-size: 12px;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.balance-amount {
    font-size: 28px;
    margin: 12px 0;
    font-weight: 700;
}

.btn-withdraw {
    display: block;
    width: 100%;
    padding: 12px;
    background: white;
    color: #1e3a8a;
    text-align: center;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 700;
    margin-top: 16px;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

.btn-withdraw:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    background: transparent;
}

.top-header {
    background: var(--bg-secondary);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 50;
}

.search-bar input {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 12px 20px;
    border-radius: 12px;
    width: 450px;
    color: var(--text-primary);
    transition: all 0.3s;
    font-size: 14px;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px var(--glow-purple);
}

.search-bar input::placeholder {
    color: var(--text-secondary);
}

.header-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

.notification-btn {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 12px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s;
}

.notification-btn:hover {
    background: var(--bg-card-hover);
    transform: scale(1.05);
}

.badge {
    position: absolute;
    top: -6px;
    right: -6px;
    background: var(--accent-red);
    color: white;
    font-size: 11px;
    padding: 3px 7px;
    border-radius: 12px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.5);
}

.user-menu {
    display: flex;
    gap: 14px;
    align-items: center;
    background: var(--bg-card);
    padding: 8px 16px 8px 8px;
    border-radius: 50px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s;
}

.user-menu:hover {
    background: var(--bg-card-hover);
}

.user-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent-purple);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
}

.user-status {
    color: var(--accent-green);
    font-size: 11px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Dashboard */
.dashboard-container, .packs-container {
    padding: 40px;
    max-width: 1600px;
    margin: 0 auto;
}

.dashboard-header, .packs-header {
    margin-bottom: 32px;
}

.dashboard-header h1, .packs-header h1 {
    font-size: 36px;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #fff, var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dashboard-header p, .packs-header p {
    color: var(--text-secondary);
    font-size: 16px;
}

.packs-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 32px 0;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-purple), var(--accent-blue));
    transform: scaleX(0);
    transition: transform 0.4s;
}

.stat-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-purple);
    box-shadow: 0 12px 40px rgba(124, 58, 237, 0.3);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-icon {
    font-size: 36px;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.2), rgba(59, 130, 246, 0.2));
    border: 1px solid rgba(124, 58, 237, 0.3);
    flex-shrink: 0;
}

.stat-content {
    flex: 1;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    margin: 8px 0;
    background: linear-gradient(135deg, #fff, var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-change {
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.stat-change.positive {
    color: var(--accent-green);
}

.stat-change.negative {
    color: var(--accent-red);
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.chart-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.3s;
}

.chart-card:hover {
    border-color: var(--accent-purple);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 24px;
    align-items: center;
}

.chart-header h3 {
    font-size: 20px;
    font-weight: 700;
}

.chart-filter {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 16px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.chart-filter:hover {
    border-color: var(--accent-purple);
}

/* Packs Grid */
.packs-filters {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.filter-tabs {
    display: flex;
    gap: 8px;
}

.tab-btn {
    padding: 10px 24px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.tab-btn:hover {
    border-color: var(--accent-purple);
    color: var(--text-primary);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    border-color: transparent;
    color: white;
}

.view-toggle {
    display: flex;
    gap: 8px;
}

.view-btn {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.3s;
}

.view-btn:hover, .view-btn.active {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    border-color: transparent;
    color: white;
}

.packs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.pack-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.pack-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 2px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s;
}

.pack-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(124, 58, 237, 0.4);
}

.pack-card:hover::before {
    opacity: 1;
}

.pack-thumbnail {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.pack-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.pack-card:hover .pack-thumbnail img {
    transform: scale(1.1);
}

.pack-status {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    backdrop-filter: blur(10px);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pack-status.published {
    background: rgba(16, 185, 129, 0.9);
    color: white;
}

.pack-status.draft {
    background: rgba(139, 146, 184, 0.9);
    color: white;
}

.pack-content {
    padding: 24px;
}

.pack-category {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 11px;
    font-weight: 700;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pack-content h3 {
    font-size: 18px;
    margin-bottom: 16px;
    font-weight: 700;
}

.pack-stats {
    display: flex;
    gap: 16px;
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 600;
}

.pack-actions {
    display: flex;
    gap: 8px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
}

.btn-icon {
    flex: 1;
    padding: 10px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 16px;
}

.btn-icon:hover {
    background: var(--accent-purple);
    border-color: var(--accent-purple);
    transform: translateY(-2px);
}

.btn-primary, .btn-create-pack {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    padding: 14px 32px;
    border-radius: 12px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.4);
    font-size: 15px;
}

.btn-primary:hover, .btn-create-pack:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.6);
}

.empty-state, .empty-state-large {
    text-align: center;
    padding: 80px 40px;
    color: var(--text-secondary);
}

.empty-state-large {
    grid-column: 1 / -1;
}

.empty-icon {
    font-size: 72px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3, .empty-state-large h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

/* Responsive */
@media (max-width: 1400px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1200px) {
    .packs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 80px;
    }
    
    .main-content {
        margin-left: 80px;
    }
    
    .nav-text, .logo-text, .balance-card {
        display: none;
    }
    
    .stats-grid, .packs-grid {
        grid-template-columns: 1fr;
    }
    
    .search-bar input {
        width: 200px;
    }
}