/* GitHub Dark Glassmorphism Theme */
:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-glass: rgba(22, 27, 34, 0.7);
    --bg-glass-hover: rgba(33, 38, 45, 0.8);
    
    --border-primary: #30363d;
    --border-secondary: #21262d;
    
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --text-tertiary: #6e7681;
    
    --accent-blue: #58a6ff;
    --accent-green: #3fb950;
    --accent-red: #f85149;
    --accent-yellow: #d29922;
    --accent-purple: #bc8cff;
    
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

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

html {
    overflow-x: hidden;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    max-width: 100vw;
}

img {
    max-width: 100%;
    height: auto;
}

/* Glassmorphism Effect */
.glass {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-glass);
}

.glass:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-secondary);
}

/* Container */
.container {
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
    min-width: 0; /* Prevent flex/grid overflow */
}

/* Navbar */
.navbar {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-primary);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 600;
}

.navbar-brand svg {
    color: var(--accent-blue);
}

.navbar-menu {
    display: flex;
    gap: 24px;
}

.navbar-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.2s;
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 32px 0;
}

/* Cards */
.card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-glass);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-secondary);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-primary);
}

.card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 4px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-glass);
    transition: all 0.3s ease;
}

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

.stat-label {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.stat-icon.blue { background: rgba(88, 166, 255, 0.1); color: var(--accent-blue); }
.stat-icon.green { background: rgba(63, 185, 80, 0.1); color: var(--accent-green); }
.stat-icon.purple { background: rgba(188, 140, 255, 0.1); color: var(--accent-purple); }
.stat-icon.yellow { background: rgba(210, 153, 34, 0.1); color: var(--accent-yellow); }

/* Registry Grid */
.registry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.registry-card {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-glass);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.registry-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-blue);
}

.registry-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.registry-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
}

.registry-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.registry-type {
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.registry-stats {
    display: flex;
    gap: 16px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-primary);
}

.registry-stat {
    flex: 1;
}

.registry-stat-label {
    color: var(--text-tertiary);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.registry-stat-value {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 600;
    margin-top: 4px;
}

/* Table */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    border: 1px solid var(--border-primary);
    max-width: 100%;
}

/* Prevent table from causing page-level horizontal scroll */
.table-container table {
    min-width: 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
}

thead {
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-primary);
}

th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 12px 16px;
    border-top: 1px solid var(--border-primary);
    color: var(--text-secondary);
}

tr:hover td {
    background: var(--bg-tertiary);
}

/* Badge */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.badge.blue { background: rgba(88, 166, 255, 0.15); color: var(--accent-blue); }
.badge.green { background: rgba(63, 185, 80, 0.15); color: var(--accent-green); }
.badge.red { background: rgba(248, 81, 73, 0.15); color: var(--accent-red); }
.badge.yellow { background: rgba(210, 153, 34, 0.15); color: var(--accent-yellow); }
.badge.purple { background: rgba(188, 140, 255, 0.15); color: var(--accent-purple); }

/* Code - prevent overflow */
code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 13px;
    color: var(--accent-blue);
    word-break: break-word;
    overflow-wrap: break-word;
}

/* Links - prevent long URLs from causing overflow */
a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color 0.2s;
    word-break: break-word;
    overflow-wrap: break-word;
}

a:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

/* Footer */
.footer {
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-primary);
    padding: 24px 0;
    margin-top: auto;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.footer .container p {
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

/* Utilities */
.text-muted { color: var(--text-secondary); }
.text-small { font-size: 13px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }

/* Usage Instructions */
.usage-instructions {
    direction: ltr;
    text-align: left;
}

.instructions-content {
    margin-top: 20px;
}

.instruction-section {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-primary);
}

.instruction-section:last-child {
    border-bottom: none;
}

.instruction-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.instruction-desc {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.instruction-method {
    margin-bottom: 24px;
    padding: 16px;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border-primary);
}

.instruction-method h4 {
    color: var(--accent-blue);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

.instruction-method p {
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.6;
}

.code-block,
.instruction-method {
    max-width: 100%;
}

.code-block {
    position: relative;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    margin: 12px 0;
    overflow: hidden;
}

.code-block pre {
    margin: 0;
    padding: 16px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    direction: ltr;
    text-align: left;
    max-width: 100%;
}

.code-block pre code {
    word-break: break-all;
    white-space: pre-wrap;
}

.code-block code {
    background: transparent;
    padding: 0;
    color: var(--accent-green);
    font-size: 14px;
    line-height: 1.5;
}

.copy-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
    z-index: 10;
}

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

.copy-btn.copied {
    background: var(--accent-green);
    color: white;
    border-color: var(--accent-green);
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.example-item {
    background: var(--bg-tertiary);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border-primary);
}

.example-item strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 14px;
}

.example-item .code-block {
    margin: 8px 0 0 0;
}

.tips-list {
    list-style: none;
    padding: 0;
    margin: 16px 0 0 0;
}

.tips-list li {
    padding: 12px 16px;
    margin-bottom: 8px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    border-left: 3px solid var(--accent-blue);
    color: var(--text-secondary);
    line-height: 1.6;
}

.tips-list li:last-child {
    margin-bottom: 0;
}

/* Packages Page */
.packages-page,
.statistics-page,
.package-detail {
    width: 100%;
    min-width: 0;
}

.page-header {
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.page-header h1 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
}

.header-actions {
    display: flex;
    gap: 8px;
}

.filters {
    margin-bottom: 24px;
}

.filter-form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.search-input,
.filter-select {
    padding: 10px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s;
}

.search-input {
    flex: 1;
    min-width: 0; /* Allow shrink on small screens */
}

.filter-select {
    min-width: 0;
}

.search-input:focus,
.filter-select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.1);
}

.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background: #4a8fd9;
    transform: translateY(-1px);
}

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

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

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 12px;
    max-width: 100%;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
}

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

.data-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-primary);
}

.data-table td {
    padding: 12px 16px;
    border-top: 1px solid var(--border-primary);
    color: var(--text-secondary);
}

.data-table tr:hover td {
    background: var(--bg-tertiary);
}

.package-link {
    color: var(--accent-blue);
    font-weight: 600;
    text-decoration: none;
}

.package-link:hover {
    text-decoration: underline;
}

.package-description {
    color: var(--text-tertiary);
    font-size: 13px;
    margin-top: 4px;
}

.version {
    color: var(--accent-purple);
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 13px;
}

.empty-state {
    text-align: center;
    padding: 32px;
    color: var(--text-secondary);
}

/* Statistics Page */
.stat-content {
    display: flex;
    flex-direction: column;
}

.status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.status-success {
    background: rgba(63, 185, 80, 0.15);
    color: var(--accent-green);
}

.status-warning {
    background: rgba(210, 153, 34, 0.15);
    color: var(--accent-yellow);
}

.status-error {
    background: rgba(248, 81, 73, 0.15);
    color: var(--accent-red);
}

/* Main content - prevent overflow */
.main-content {
    min-width: 0;
    width: 100%;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

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

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

    .navbar .container {
        flex-wrap: wrap;
    }

    .navbar-brand a span {
        font-size: 16px;
    }

    .navbar-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0;
        padding-top: 16px;
        border-top: 1px solid var(--border-primary);
        margin-top: 16px;
    }

    .navbar-menu.is-open {
        display: flex;
    }

    .navbar-menu a {
        padding: 12px 16px;
        font-size: 14px;
        border-radius: 6px;
        width: 100%;
    }

    .navbar-burger {
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 5px;
        width: 40px;
        height: 40px;
        padding: 8px;
        background: var(--bg-tertiary);
        border: 1px solid var(--border-primary);
        border-radius: 6px;
        cursor: pointer;
        margin-left: auto;
    }

    .navbar-burger span {
        display: block;
        width: 20px;
        height: 2px;
        background: var(--text-primary);
        transition: transform 0.3s, opacity 0.3s;
    }

    .navbar-burger.is-active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .navbar-burger.is-active span:nth-child(2) {
        opacity: 0;
    }

    .navbar-burger.is-active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-actions {
        width: 100%;
        flex-wrap: wrap;
    }

    .header-actions .btn {
        flex: 1;
        min-width: 0;
    }

    .filter-form {
        flex-direction: column;
        width: 100%;
    }

    .search-input,
    .filter-select,
    .filter-form .btn {
        width: 100%;
        min-width: 0;
    }

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

    .card,
    .card-header {
        padding: 16px;
    }

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

    /* Table: card layout on mobile to avoid horizontal scroll */
    .table-container,
    .table-responsive {
        overflow-x: visible;
        border: none;
        margin: 0 -16px; /* align with card padding */
    }

    .table-container table,
    .table-responsive .data-table {
        display: block;
        font-size: 13px;
    }

    .table-container thead,
    .table-responsive thead {
        display: none;
    }

    .table-container tbody,
    .table-responsive tbody {
        display: block;
    }

    .table-container tr,
    .table-responsive tr {
        display: block;
        padding: 12px 16px;
        margin-bottom: 12px;
        background: var(--bg-secondary);
        border: 1px solid var(--border-primary);
        border-radius: 8px;
    }

    .table-container td,
    .table-responsive td {
        display: flex;
        flex-wrap: wrap;
        align-items: baseline;
        padding: 6px 0;
        border-top: none;
        gap: 6px 12px;
    }

    .table-container td::before,
    .table-responsive td::before {
        content: attr(data-label);
        font-weight: 600;
        color: var(--text-secondary);
        font-size: 11px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
        min-width: 80px;
    }

    .table-container td:first-child,
    .table-responsive td:first-child {
        padding-top: 0;
    }

    .table-container td:last-child,
    .table-responsive td:last-child {
        padding-bottom: 0;
    }

    .table-container tr:hover td,
    .table-responsive tr:hover td {
        background: transparent;
    }

    .table-container tr:hover,
    .table-responsive tr:hover {
        background: var(--bg-tertiary);
    }

    /* Empty state / colspan row */
    .table-container td[colspan],
    .table-responsive td[colspan] {
        display: block;
        width: 100%;
        justify-content: center;
        text-align: center;
        padding: 24px 16px !important;
    }

    .table-container td[colspan]::before,
    .table-responsive td[colspan]::before {
        display: none;
    }

    .data-table {
        font-size: 13px;
    }

    .data-table th,
    .data-table td {
        padding: 8px 12px;
    }

    .stat-value {
        font-size: 26px;
    }

    .main-content {
        padding: 20px 0;
    }

    .footer {
        padding: 16px;
        font-size: 13px;
    }

    .main-content h1 {
        font-size: 26px !important;
    }
}

/* Navbar burger: only show on mobile (inside media query above);
   on desktop hide via min-width so mobile rule doesn't get overridden */
@media (min-width: 769px) {
    .navbar-burger {
        display: none !important;
    }
}

/* Extra small screens */
@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }

    .page-header h1,
    .packages-page h1,
    .statistics-page .page-header h1 {
        font-size: 24px;
    }

    .stat-value {
        font-size: 22px;
    }

    .registry-name {
        font-size: 16px;
    }

    .copy-btn {
        position: static;
        display: block;
        margin-top: 8px;
        width: 100%;
    }
}

/* Package detail & Registry detail responsive */
@media (max-width: 768px) {
    .package-detail-grid {
        grid-template-columns: 1fr !important;
    }

    .package-header-flex {
        flex-direction: column;
    }

    .package-header-flex .btn-primary,
    .package-header-flex a[href].btn-primary {
        width: 100%;
        text-align: center;
    }

    .registry-detail-header p {
        word-break: break-word;
        overflow-wrap: break-word;
    }

    .registry-detail-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .info-row {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 4px !important;
    }

    .info-label {
        min-width: 0 !important;
    }
}