/* PCB Tools - Dark Cybersecurity Theme */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-hover: #30363d;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent: #00b4ff;
    --accent-hover: #33c4ff;
    --accent-dim: rgba(0, 180, 255, 0.15);
    --danger: #f85149;
    --warning: #d29922;
    --info: #58a6ff;
    --success: #3fb950;
    --font-mono: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    --sidebar-width: 260px;
}

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

/* Scrollbars */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

::-webkit-scrollbar-corner {
    background: var(--bg-primary);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--bg-tertiary) var(--bg-primary);
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    height: 100vh;
    position: fixed;
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-brand {
    padding: 20px;
    border-bottom: 1px solid var(--border);
}

.sidebar-brand h1 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--accent);
}

.sidebar-brand h1 a {
    color: inherit;
    text-decoration: none;
}

.sidebar-brand h1 a:hover {
    opacity: 0.8;
}

.sidebar-brand .subtitle {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Sidebar search */
.sidebar-search {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    position: relative;
}

.sidebar-search input {
    width: 100%;
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-sans);
    outline: none;
    transition: border-color 0.15s;
}

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

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

.search-results {
    display: none;
    position: absolute;
    left: 16px;
    right: 16px;
    top: 100%;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 4px;
    max-height: 240px;
    overflow-y: auto;
    z-index: 200;
}

.search-results.visible {
    display: block;
}

.search-results a {
    display: block;
    padding: 8px 12px;
    color: var(--text-secondary);
    font-size: 13px;
    text-decoration: none;
    transition: background 0.1s;
}

.search-results a:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.search-results a mark {
    background: transparent;
    color: var(--accent);
    font-weight: 600;
}

.sidebar-nav {
    padding: 8px 0;
    flex: 1;
    overflow-y: auto;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

/* Home link */
.sidebar-nav > a.nav-home {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.15s;
    border-left: 3px solid transparent;
    margin-bottom: 4px;
}

.sidebar-nav > a.nav-home:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.sidebar-nav > a.nav-home.active {
    color: var(--accent);
    background: var(--accent-dim);
    border-left-color: var(--accent);
}

.sidebar-nav > a.nav-home .nav-icon {
    width: 18px;
    text-align: center;
    font-size: 14px;
}

/* Collapsible menu categories */
.nav-category {
    border-bottom: 1px solid var(--border);
}

.nav-category:last-child {
    border-bottom: none;
}

.nav-category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 16px;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: all 0.15s;
    user-select: none;
}

.nav-category-header:hover {
    color: var(--text-secondary);
    background: var(--bg-tertiary);
}

.nav-category-header .chevron {
    font-size: 10px;
    transition: transform 0.2s;
    color: var(--text-muted);
}

.nav-category.open > .nav-category-header .chevron {
    transform: rotate(90deg);
}

.nav-category-items {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
}

.nav-category.open > .nav-category-items {
    max-height: 800px;
}

/* Subcategory */
.nav-subcategory-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 16px 7px 28px;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: all 0.15s;
    user-select: none;
}

.nav-subcategory-header:hover {
    color: var(--text-secondary);
    background: var(--bg-tertiary);
}

.nav-subcategory-header .chevron {
    font-size: 9px;
    transition: transform 0.2s;
    color: var(--text-muted);
}

.nav-subcategory.open > .nav-subcategory-header .chevron {
    transform: rotate(90deg);
}

.nav-subcategory-items {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
}

.nav-subcategory.open > .nav-subcategory-items {
    max-height: 400px;
}

/* Tool links */
.nav-tool {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px 7px 28px;
    color: var(--text-secondary);
    font-size: 13px;
    transition: all 0.15s;
    border-left: 3px solid transparent;
}

.nav-subcategory-items .nav-tool {
    padding-left: 42px;
}

.nav-tool:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-tool.active {
    color: var(--accent);
    background: var(--accent-dim);
    border-left-color: var(--accent);
}

.nav-tool .tool-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
}

.nav-tool.active .tool-dot {
    background: var(--accent);
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
}

/* Main content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: 32px 40px;
    min-height: 100vh;
}

.page-header {
    margin-bottom: 28px;
}

.page-header h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.page-header p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
}

.stat-card .stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.stat-card .stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--accent);
    font-family: var(--font-mono);
}

/* IP display */
.ip-display {
    display: flex;
    align-items: center;
    gap: 16px;
}

.ip-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent);
    font-family: var(--font-mono);
}

/* Category cards for home page */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.category-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
    transition: border-color 0.2s, transform 0.2s;
}

.category-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.category-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.category-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.category-card .tool-count {
    display: inline-block;
    margin-top: 12px;
    padding: 3px 10px;
    background: var(--accent-dim);
    color: var(--accent);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-mono);
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 24px;
}

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

.data-table td {
    padding: 10px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.data-table tr:last-child td {
    border-bottom: none;
}

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

/* Panel */
.panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 24px;
}

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

.panel-header h3 {
    font-size: 15px;
    font-weight: 600;
}

.panel-body {
    padding: 20px;
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 500;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    cursor: pointer;
}

.form-check input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent);
    cursor: pointer;
}

.form-check label {
    display: inline;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 0;
    cursor: pointer;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-sans);
    transition: border-color 0.15s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-control::placeholder {
    color: var(--text-muted);
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b949e' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

/* Suggestions Dropdown */
.suggestions-dropdown {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    max-height: 240px;
    overflow-y: auto;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 6px 6px;
    z-index: 50;
}

.suggestion-item {
    padding: 8px 14px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-primary);
}

.suggestion-item:hover,
.suggestion-item.selected {
    background: var(--bg-hover);
    color: var(--accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

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

.btn-primary {
    background: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
    font-weight: 600;
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

/* Inline form layout */
.form-inline {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-inline .form-group {
    margin-bottom: 0;
}

/* Notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 6px;
    font-size: 14px;
    z-index: 1000;
    animation: slideIn 0.3s ease;
    max-width: 400px;
}

.notification.success {
    background: rgba(63, 185, 80, 0.15);
    border: 1px solid var(--success);
    color: var(--success);
}

.notification.error {
    background: rgba(248, 81, 73, 0.15);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.notification.info {
    background: rgba(88, 166, 255, 0.15);
    border: 1px solid var(--info);
    color: var(--info);
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.loading-overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    color: var(--text-secondary);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state p {
    font-size: 14px;
    margin-top: 8px;
}

/* Exploit Finder */
.exploit-link {
    color: var(--accent);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 13px;
}

.exploit-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.search-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.badge-targeted {
    background: rgba(63, 185, 80, 0.15);
    color: var(--success);
    border: 1px solid var(--success);
}

.badge-extended {
    background: rgba(88, 166, 255, 0.15);
    color: var(--info);
    border: 1px solid var(--info);
}

.badge-ioc-network {
    background: rgba(88, 166, 255, 0.15);
    color: #58a6ff;
    border: 1px solid #58a6ff;
}

.badge-ioc-web {
    background: rgba(136, 87, 255, 0.15);
    color: #8857ff;
    border: 1px solid #8857ff;
}

.badge-ioc-identity {
    background: rgba(63, 185, 80, 0.15);
    color: #3fb950;
    border: 1px solid #3fb950;
}

.badge-ioc-vuln {
    background: rgba(248, 81, 73, 0.15);
    color: #f85149;
    border: 1px solid #f85149;
}

.badge-ioc-hash {
    background: rgba(210, 153, 34, 0.15);
    color: #d29922;
    border: 1px solid #d29922;
}

.badge-ioc-file {
    background: rgba(219, 171, 9, 0.15);
    color: #dbab09;
    border: 1px solid #dbab09;
}

.badge-ioc-rule {
    background: rgba(255, 123, 114, 0.15);
    color: #ff7b72;
    border: 1px solid #ff7b72;
}

.yara-code {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px 16px;
    margin: 4px 0;
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: pre;
    overflow-x: auto;
    max-height: 400px;
    overflow-y: auto;
}

.yara-toggle {
    font-size: 0.8rem;
    margin-left: 8px;
}

.ioc-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.ioc-filter-btn {
    cursor: pointer;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    transition: opacity 0.15s;
    opacity: 0.5;
}

.ioc-filter-btn.active {
    opacity: 1;
}

.badge-ioc-infra {
    background: rgba(56, 211, 159, 0.15);
    color: #38d39f;
    border: 1px solid #38d39f;
}

/* File Drop Zone */
.file-drop-zone {
    border: 2px dashed var(--border);
    border-radius: 8px;
    padding: 32px;
    text-align: center;
    color: var(--text-secondary);
    transition: border-color 0.2s, background 0.2s;
    cursor: default;
}

.file-drop-zone.drag-over {
    border-color: var(--accent);
    background: var(--accent-dim);
}

.file-drop-icon {
    font-size: 32px;
    display: block;
    margin-bottom: 8px;
}

.file-drop-content p,
.file-drop-selected p {
    margin: 4px 0;
    font-size: 14px;
}

.file-drop-hint {
    font-size: 13px;
    color: var(--text-muted);
}

.file-drop-hint a {
    color: var(--accent);
    text-decoration: none;
}

.file-drop-hint a:hover {
    text-decoration: underline;
}

/* Script Obfuscation */
.obfuscated-output {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 500px;
    overflow-y: auto;
    margin: 0;
}

/* AD Commands - Item Chips */
.items-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.item-chip {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 6px 14px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: var(--font-sans);
}

.item-chip:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.item-chip.selected {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}

/* AD Commands - Command Rows */
.command-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
}

.command-row:last-child {
    border-bottom: none;
}

.command-text {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-primary);
    word-break: break-all;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }
    .sidebar-search,
    .sidebar-brand h1,
    .sidebar-brand .subtitle,
    .nav-category-header span:first-child,
    .nav-subcategory-header span:first-child,
    .nav-tool span,
    .nav-home .nav-label {
        display: none;
    }
    .nav-category-header .chevron,
    .nav-subcategory-header .chevron {
        display: none;
    }
    .sidebar-nav > a.nav-home {
        justify-content: center;
        padding: 12px;
    }
    .sidebar-footer {
        display: none;
    }
    .main-content {
        margin-left: 60px;
        padding: 20px;
    }
    .category-grid {
        grid-template-columns: 1fr;
    }
}

/* JSON Tree Viewer */
.json-tree {
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
}

.json-line {
    padding-left: 20px;
}

.json-node > .json-children,
.json-node > .json-close {
    display: none;
}

.json-node.open > .json-children,
.json-node.open > .json-close {
    display: block;
}

.json-node.open > .json-toggle .json-count {
    display: none;
}

.json-node:not(.open) > .json-toggle .json-count {
    color: var(--text-muted);
    font-style: italic;
    font-size: 12px;
}

.json-toggle {
    cursor: pointer;
    padding-left: 20px;
    position: relative;
}

.json-toggle::before {
    content: '\25B6';
    position: absolute;
    left: 2px;
    font-size: 10px;
    color: var(--text-muted);
    transition: transform 0.15s;
}

.json-node.open > .json-toggle::before {
    transform: rotate(90deg);
}

.json-children {
    padding-left: 20px;
    border-left: 1px solid var(--border);
    margin-left: 8px;
}

.json-close {
    padding-left: 20px;
}

.json-key {
    color: var(--accent);
}

.json-string {
    color: #a5d6ff;
}

.json-number {
    color: #d29922;
}

.json-boolean {
    color: #ff7b72;
}

.json-null {
    color: var(--text-muted);
    font-style: italic;
}

.json-bracket {
    color: var(--text-muted);
}

.json-leaf {
    cursor: pointer;
    border-radius: 3px;
    padding: 0 2px;
    transition: background 0.15s;
}

.json-leaf:hover {
    background: var(--bg-hover);
}

.json-search-match {
    background: rgba(255, 200, 0, 0.35);
    color: inherit;
    border-radius: 2px;
    padding: 0 1px;
}

.json-search-focus {
    background: rgba(255, 200, 0, 0.7);
    outline: 2px solid rgba(255, 200, 0, 0.9);
    outline-offset: 1px;
    border-radius: 2px;
}

/* Regexp Validation */
.regexp-highlighted-text {
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    white-space: pre-wrap;
    word-break: break-all;
    margin: 0;
    padding: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
}

.regexp-match {
    background: rgba(0, 180, 255, 0.25);
    color: #7ee8fa;
    border-radius: 2px;
    padding: 1px 0;
    border-bottom: 2px solid var(--accent);
}

.regexp-group {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 11px;
    background: var(--bg-hover);
    color: var(--text-secondary);
    border-radius: 3px;
    padding: 1px 6px;
    margin-right: 4px;
}

/* Hash Calculation - final step highlight */
.hash-final-row {
    background: rgba(0, 180, 255, 0.08);
    border-left: 3px solid var(--accent);
}

.hash-final-row td {
    color: var(--text-primary);
}