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

:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-card: #222;
    --text-primary: #fff;
    --text-secondary: #b3b3b3;
    --accent-blue: #5865f2;
    --accent-green: #57f287;
    --accent-red: #ed4245;
    --accent-yellow: #fee75c;
    --border-color: #2f2f2f;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-logo {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.nav-title {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(to right, #5865f2, #57f287);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.nav-link:hover {
    color: var(--text-primary);
}

.staff-link {
    color: var(--accent-yellow);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
}

.user-name {
    font-weight: 500;
}

/* Buttons */
.btn {
    padding: 0.6rem 1.5rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--accent-blue);
    color: white;
}

.btn-primary:hover {
    background: #4752c4;
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--accent-blue);
}

.btn-discord {
    background: #5865f2;
    color: white;
}

.btn-discord:hover {
    background: #4752c4;
}

.btn-danger {
    background: var(--accent-red);
    color: white;
}

.btn-danger:hover {
    background: #c73133;
}

.btn-logout {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-logout:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    font-size: 1rem;
    transition: color 0.3s;
}

.btn-icon:hover {
    color: var(--accent-blue);
}

.btn-icon.btn-danger:hover {
    color: var(--accent-red);
}

.btn-copy {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    transition: color 0.3s;
}

.btn-copy:hover {
    color: var(--accent-blue);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 2rem;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* Landing Page */
.landing-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
}

.landing-content {
    text-align: center;
}

.landing-title {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.highlight {
    background: linear-gradient(to right, #5865f2, #57f287);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.landing-description {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Page Title */
.page-title {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: transform 0.3s, border-color 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.stat-icon.licenses {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-icon.products {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.stat-icon.users {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.stat-content h3 {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
}

/* Licenses Grid */
.licenses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.license-card {
    background: var(--bg-card);
    border: 2px solid var(--accent-green);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.3s;
}

.license-card:hover {
    transform: translateY(-5px);
}

.license-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.license-header h3 {
    font-size: 1.3rem;
}

.license-status {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.license-status.active {
    background: rgba(87, 242, 135, 0.2);
    color: var(--accent-green);
}

.license-body {
    margin-bottom: 1rem;
}

.license-info {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.license-info label {
    color: var(--text-secondary);
    font-weight: 500;
}

.license-key {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: monospace;
    font-size: 0.9rem;
}

.license-actions {
    margin-top: 1rem;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, border-color 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
}

.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-content {
    padding: 1.5rem;
}

.product-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--accent-blue);
}

.product-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.product-version {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.version-select {
    flex: 1;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.6rem;
    border-radius: 8px;
    outline: none;
}

.no-license {
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    padding: 1rem;
}

/* Staff Menu */
.staff-menu {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.staff-menu-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-decoration: none;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s;
}

.staff-menu-item:hover {
    border-color: var(--accent-blue);
    transform: translateY(-5px);
}

.staff-menu-item i {
    font-size: 2.5rem;
    color: var(--accent-blue);
}

.staff-menu-item span {
    font-size: 1.2rem;
    font-weight: 600;
}

/* Product Card Staff */
.product-card-staff {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.product-versions {
    margin: 1rem 0;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.product-versions h4 {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.product-versions ul {
    list-style: none;
    margin-bottom: 1rem;
}

.product-versions li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem;
    background: var(--bg-card);
    margin: 0.25rem 0;
    border-radius: 4px;
}

.product-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.product-actions .btn {
    flex: 1;
}

/* Table */
.search-box {
    margin-bottom: 1.5rem;
}

.search-box input {
    width: 100%;
    max-width: 400px;
    padding: 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    outline: none;
}

.search-box input:focus {
    border-color: var(--accent-blue);
}

.table-container {
    overflow-x: auto;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--bg-secondary);
}

.data-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
}

.data-table td {
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

.data-table tbody tr:hover {
    background: var(--bg-secondary);
}

.badge {
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-active {
    background: rgba(87, 242, 135, 0.2);
    color: var(--accent-green);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--border-color);
}

.modal-small {
    max-width: 400px;
}

.modal-close {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-content h2 {
    margin-bottom: 1.5rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    outline: none;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-blue);
}

.form-group small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.input-group {
    display: flex;
    gap: 1rem;
}

.input-group input {
    flex: 1;
}

/* File Upload */
.file-upload {
    text-align: center;
}

.preview-image {
    max-width: 150px;
    max-height: 150px;
    margin-bottom: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.file-upload input[type="file"] {
    display: none;
}

.file-label {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--accent-blue);
    color: white;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s;
}

.file-label:hover {
    background: #4752c4;
}

/* Settings */
.settings-container {
    max-width: 800px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stats-grid,
    .licenses-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .landing-title {
        font-size: 2rem;
    }
    
    .page-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
}