/* Modern SBOM Repository Styles */

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

:root {
    /* Contrast Security Brand Colors */
    --primary: #38B885;
    --primary-dark: #2d9a6e;
    --secondary: #005A70;
    --tertiary: #083C5A;
    --accent: #DD6E1E;
    --accent-yellow: #FFDA36;

    /* Modern Palette */
    --bg-primary: #0a0e27;
    --bg-secondary: #1a1f3a;
    --bg-tertiary: #252b47;
    --surface: #ffffff;
    --surface-glass: rgba(255, 255, 255, 0.05);
    --border: rgba(255, 255, 255, 0.1);
    --text: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-tertiary: rgba(255, 255, 255, 0.5);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(56, 184, 133, 0.3);

    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--tertiary) 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Hero Section */
.hero {
    position: relative;
    z-index: 1;
    padding: 6rem 0 4rem;
    text-align: center;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
}

.logo {
    height: 50px;
    width: auto;
    margin-bottom: 2rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-yellow) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-weight: 300;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.stat-card {
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
    border-color: var(--primary);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Main Content */
.main-content {
    position: relative;
    z-index: 1;
    padding: 2rem 0 4rem;
}

/* Info Banner */
.info-banner {
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.info-icon {
    font-size: 1.5rem;
}

.info-text {
    flex: 1;
    color: var(--text-secondary);
}

.info-text strong {
    color: var(--text);
}

.info-text a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.info-text a:hover {
    text-decoration: underline;
}

/* Controls Section */
.controls-section {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    align-items: center;
}

.search-wrapper {
    position: relative;
    flex: 1;
    min-width: 300px;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-input-container {
    position: relative;
    flex: 1;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--text-tertiary);
    pointer-events: none;
    z-index: 2;
}

.search-input {
    width: 100%;
    padding: 1rem 3rem 1rem 3rem;
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 1rem;
    transition: var(--transition);
}

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

.search-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(56, 184, 133, 0.1);
}

.search-clear-btn {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 6px;
    transition: var(--transition);
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-clear-btn:hover {
    background: var(--surface-glass);
    color: var(--text);
}

.search-clear-btn svg {
    width: 18px;
    height: 18px;
}

.search-suggestions {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 12px;
    max-height: 400px;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.search-suggestion-item {
    padding: 0.875rem 1rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    border-bottom: 1px solid var(--border);
    min-height: 60px;
}

.search-suggestion-item:last-child {
    border-bottom: none;
}

.search-suggestion-item:hover,
.search-suggestion-item.active {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--primary);
}

.suggestion-icon {
    flex-shrink: 0;
    font-size: 1rem;
    margin-top: 0.125rem;
}

.suggestion-content {
    flex: 1;
    min-width: 0;
    max-width: 100%;
}

.suggestion-text {
    color: var(--text);
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}

.suggestion-text mark {
    background: rgba(56, 184, 133, 0.3);
    color: var(--primary);
    font-weight: 600;
    padding: 0 2px;
    border-radius: 2px;
}

.suggestion-meta {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-top: 0.25rem;
    flex-wrap: wrap;
}

.suggestion-type {
    color: var(--text-tertiary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.suggestion-context {
    color: var(--text-secondary);
    font-size: 0.75rem;
    line-height: 1.4;
    flex: 1;
    min-width: 0;
}

.suggestion-context::before {
    content: '•';
    margin-right: 0.5rem;
    color: var(--text-tertiary);
}

.search-suggestions::-webkit-scrollbar {
    width: 8px;
}

.search-suggestions::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: 12px;
}

.search-suggestions::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

.search-suggestions::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

.search-loading-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(56, 184, 133, 0.1);
    border: 1px solid rgba(56, 184, 133, 0.3);
    border-radius: 8px;
    color: var(--primary);
    font-size: 0.85rem;
    white-space: nowrap;
    animation: fadeInScale 0.3s ease-out;
}

.loading-spinner-small {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(56, 184, 133, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.filter-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    white-space: nowrap;
}

.filter-select {
    padding: 1rem 2.5rem 1rem 1rem;
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%23ffffff' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary);
}

.sort-toggle,
.view-toggle {
    padding: 1rem;
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.sort-toggle:hover,
.view-toggle:hover {
    border-color: var(--primary);
}

.sort-toggle.active {
    background: rgba(56, 184, 133, 0.1);
    border-color: var(--primary);
}

.sort-icon,
.view-icon {
    width: 20px;
    height: 20px;
    color: var(--text);
    transition: var(--transition);
}

.sort-toggle.descending .sort-icon {
    transform: rotate(180deg);
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2rem;
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card {
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent-yellow));
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

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

.product-header {
    margin-bottom: 1.5rem;
}

.product-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.product-name-text {
    flex: 1;
}

.product-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
    flex-shrink: 0;
}

.product-repo-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border-radius: 8px;
    color: var(--text-tertiary);
    transition: var(--transition);
    text-decoration: none;
    flex-shrink: 0;
}

.product-repo-link:hover {
    color: var(--primary);
    background: rgba(56, 184, 133, 0.1);
    transform: translateY(-2px);
}

.product-repo-link svg {
    width: 20px;
    height: 20px;
}

.product-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background: rgba(56, 184, 133, 0.1);
    border: 1px solid rgba(56, 184, 133, 0.2);
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--primary);
}

.meta-badge-clickable {
    cursor: pointer;
    transition: var(--transition);
}

.meta-badge-clickable:hover {
    background: rgba(56, 184, 133, 0.2);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(56, 184, 133, 0.3);
}

.download-badge {
    background: rgba(255, 218, 54, 0.1);
    border: 1px solid rgba(255, 218, 54, 0.2);
    color: var(--accent-yellow);
    animation: fadeInScale 0.6s ease-out;
    gap: 0.375rem;
}

.download-icon {
    width: 16px;
    height: 16px;
    animation: bounce-icon 2s ease-in-out infinite;
}

.download-count {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounce-icon {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

.versions-section {
    margin-top: 1.5rem;
}

.versions-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.versions-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.versions-toggle {
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.versions-toggle:hover {
    color: var(--accent-yellow);
}

.version-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 300px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.version-list::-webkit-scrollbar {
    width: 6px;
}

.version-list::-webkit-scrollbar-track {
    background: var(--surface-glass);
    border-radius: 3px;
}

.version-list::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 3px;
}

.version-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 10px;
    transition: var(--transition);
    flex-wrap: wrap;
}

.version-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary);
}

.version-info {
    flex: 1;
    min-width: 150px;
}

.version-number {
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.25rem;
}

.version-date {
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

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

.btn-icon {
    padding: 0.5rem;
    background: var(--primary);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.btn-icon svg {
    width: 18px;
    height: 18px;
}

.btn-format {
    padding: 0.5rem 1rem;
    background: rgba(56, 184, 133, 0.1);
    border: 1px solid rgba(56, 184, 133, 0.3);
    border-radius: 8px;
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-format:hover {
    background: var(--primary);
    color: white;
}

/* Loading State */
.loading-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* No Results */
.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.no-results-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.no-results h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text);
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease-out;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-container {
    position: relative;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 1.5rem;
    color: var(--text);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--surface-glass);
    color: var(--text);
}

.modal-close svg {
    width: 24px;
    height: 24px;
}

.modal-body {
    flex: 1;
    overflow: auto;
    padding: 2rem;
}

.modal-body pre {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    overflow-x: auto;
}

.modal-body code {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.modal-footer {
    padding: 1.5rem 2rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

/* Wide modal for dependency tree */
.modal-wide {
    width: 95%;
    max-width: 1400px;
    height: 90vh;
    max-height: 900px;
    display: flex;
    flex-direction: column;
}

/* Tree Modal Styles */
.tree-header-inline {
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-bottom: 1px solid var(--border);
}

.tree-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 1rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    line-height: 1;
}

.stat-label {
    font-size: 0.813rem;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 0.25rem;
}

.tree-controls {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
}

.tree-search-suggestions {
    background: var(--bg-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-height: 300px;
}

.tree-search-suggestions .search-suggestion-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tree-search-suggestions .search-suggestion-item:hover,
.tree-search-suggestions .search-suggestion-item.active {
    background: var(--bg-secondary);
}

.tree-controls .search-wrapper {
    flex: 1;
    min-width: 250px;
    position: relative;
}

.tree-controls .search-input {
    width: 100%;
    padding: 0.625rem 2.5rem 0.625rem 2.5rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    font-size: 0.875rem;
    font-family: 'Inter', sans-serif;
}

.tree-controls .search-input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.tree-controls .search-input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.15);
}

.tree-controls .search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: rgba(255, 255, 255, 0.7);
}

.tree-btn {
    padding: 0.625rem 1.25rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
}

.tree-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.tree-content-wrapper {
    flex: 1;
    overflow: hidden;
    position: relative;
    background: rgba(0, 0, 0, 0.2);
}

.tree-loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 1rem;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(56, 184, 133, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.tree-content {
    padding: 1.25rem;
    height: 100%;
    overflow-y: auto;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.tree-node {
    margin: 2px 0;
    border-radius: 6px;
    transition: background 0.2s ease;
}

.tree-node:hover {
    background: rgba(56, 184, 133, 0.1);
}

.tree-node.highlight {
    background: rgba(255, 218, 54, 0.2);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { background: rgba(255, 218, 54, 0.2); }
    50% { background: rgba(255, 218, 54, 0.35); }
}

.node-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem;
    user-select: none;
    gap: 0.5rem;
}

.node-main {
    display: flex;
    align-items: center;
    flex: 1;
    cursor: pointer;
}

.node-copy-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    flex-shrink: 0;
}

.tree-node:hover .node-copy-btn {
    opacity: 1;
}

.node-copy-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--primary);
}

.node-copy-btn:active {
    background: rgba(56, 184, 133, 0.2);
    color: var(--primary);
}

.node-copy-btn svg {
    width: 16px;
    height: 16px;
}

.node-toggle {
    width: 16px;
    margin-right: 0.5rem;
    color: var(--primary);
    font-weight: bold;
    font-size: 12px;
}

.node-toggle.node-empty {
    color: rgba(255, 255, 255, 0.3);
}

.node-icon {
    margin-right: 0.5rem;
    font-size: 16px;
}

.node-name {
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.875rem;
}

.node-version {
    color: var(--primary);
    font-size: 0.813rem;
    margin-left: 0.375rem;
    font-weight: 500;
}

.node-count {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

.node-description {
    padding: 0.25rem 0.75rem 0.25rem 3.75rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
}

.node-license {
    padding: 0.125rem 0.75rem 0.25rem 3.75rem;
    color: var(--accent-yellow);
    font-size: 0.688rem;
}

.node-children {
    border-left: 1px solid rgba(56, 184, 133, 0.2);
    margin-left: 0.5rem;
}

.tree-empty {
    text-align: center;
    padding: 3.75rem 1.25rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 1rem;
}

/* Buttons */
button {
    font-family: inherit;
}

.btn-primary {
    padding: 0.75rem 1.5rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    padding: 0.75rem 1.5rem;
    background: var(--surface-glass);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--bg-tertiary);
}

/* Footer */
.footer {
    position: relative;
    z-index: 1;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    color: var(--primary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-tertiary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        padding: 4rem 0 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .controls-section {
        flex-direction: column;
        align-items: stretch;
    }

    .search-wrapper {
        width: 100%;
    }

    .filter-group {
        width: 100%;
    }

    .filter-select {
        flex: 1;
    }

    .version-actions {
        flex-direction: column;
    }

    .btn-format {
        width: 100%;
    }

    .date-inputs {
        flex-direction: column;
        align-items: stretch;
    }

    .date-input-group {
        min-width: 100%;
    }

    .date-separator {
        display: none;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}