/* Native Explorer Dark Mode styling with Advanced AI Mica tweaks */

:root {
    --explorer-bg: #191919;
    --sidebar-bg: #202020;
    --ribbon-bg: #2d2d2d;
    --border-subtle: #333333;
    --text-primary: #ffffff;
    --text-muted: #a0a0a0;
    --row-hover: #2d2d2d;
    --row-selected: #0078D4; /* Win11 Accent */
    --accent-glow: rgba(0, 120, 212, 0.4);
    --ai-neon: #10b981; /* Advanced indicator green */
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', system-ui, sans-serif;
    background-color: var(--explorer-bg);
    color: var(--text-primary);
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* Base Shell */
.shell-container {
    display: flex;
    flex-direction: row;
    width: 100%;
    height: 100%;
}

/* Left Sidebar (Folder Tree) */
.sidebar {
    width: 250px;
    min-width: 200px;
    max-width: 400px;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    resize: horizontal;
    overflow: auto;
}

.brand {
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-subtle);
}

.brand h2 {
    font-size: 14px;
    font-weight: 600;
    margin: 0;
    letter-spacing: 0.5px;
}

.folder-tree-section {
    padding: 10px 0;
    flex-grow: 1;
    overflow-y: auto;
}

.folder-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.folder-item {
    padding: 6px 15px;
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
    user-select: none;
    margin: 2px 10px;
    border-radius: 4px;
}

.folder-item:hover {
    background-color: var(--row-hover);
}

.folder-item.active {
    background-color: var(--row-hover);
    border-left: 3px solid var(--row-selected);
    box-shadow: inset 0 0 10px rgba(0,0,0,0.2);
}

/* Main Content Area */
.content-area {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--explorer-bg);
    overflow: hidden;
}

/* Top Ribbon (Path and Actions) */
.top-nav {
    background-color: var(--ribbon-bg);
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-path {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--explorer-bg);
    border: 1px solid var(--border-subtle);
    padding: 5px 15px;
    border-radius: 4px;
    font-size: 13px;
    flex-grow: 1;
    max-width: 600px;
}

.action-ribbon {
    display: flex;
    gap: 10px;
}

.btn {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    padding: 6px 12px;
    font-size: 13px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background 0.1s;
}

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

.btn-primary {
    background-color: var(--row-selected);
    border: 1px solid var(--row-selected);
}

.btn-primary:hover {
    background-color: #0086F0;
}

/* Data Table (File Explorer Core) */
.table-container {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px;
}

.explorer-grid {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}

.explorer-grid th {
    font-weight: 400;
    color: var(--text-muted);
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    background-color: var(--explorer-bg);
    user-select: none;
}

/* The Advanced Tweak (AI Glow) */
.explorer-grid th.ai-column {
    color: var(--ai-neon);
    text-shadow: 0 0 5px rgba(16, 185, 129, 0.5);
    font-weight: 600;
}

.explorer-grid td {
    padding: 8px 12px;
    border-bottom: 1px solid transparent;
}

.explorer-grid tbody tr:hover {
    background-color: var(--row-hover);
}

.explorer-grid tbody tr.selected {
    background-color: rgba(0, 120, 212, 0.1);
}

input[type="checkbox"] {
    accent-color: var(--row-selected);
    width: 15px;
    height: 15px;
    cursor: pointer;
}

/* Terminal Log Override */
.terminal-wrapper {
    height: 150px;
    background-color: #000;
    border-top: 1px solid var(--row-selected);
    box-shadow: 0 -2px 15px var(--accent-glow); /* Advanced integration aesthetic */
    padding: 10px 15px;
    font-family: monospace;
    font-size: 12px;
    overflow-y: auto;
    color: var(--text-muted);
}

/* Misc */
.empty-state {
    display: flex;
    flex-grow: 1;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 14px;
}