:root {
    color-scheme: dark;
    --bg: #0a0a0a;
    --surface: #141414;
    --surface-hover: #1f1f1f;
    --border: #2a2a2a;
    --text-primary: #f0f0f0;
    --text-secondary: #888888;
    --accent: #21D198;
    --accent-hover: #1cb582;
    --success: #21D198;
    --warning: #f59e0b;
    --error: #ef4444;
    --font: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg);
    color: var(--text-primary);
    font-family: var(--font);
    display: flex;
    height: 100vh;
    overflow: hidden;
}

#sidebar {
    width: 250px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 1rem;
    font-size: 1.25rem;
    font-weight: bold;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    color: var(--accent);
}

.conn-list {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}

.conn-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: background 0.2s;
}

.conn-item:hover {
    background: var(--surface-hover);
}

.conn-item.active {
    border-left: 3px solid var(--accent);
    background: var(--surface-hover);
}

.badge {
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-right: 0.5rem;
    background: rgba(33, 209, 152, 0.1);
    color: var(--accent);
    border: 1px solid rgba(33, 209, 152, 0.3);
}

#main-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
}

#toolbar {
    height: 60px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 1rem;
    background: var(--surface);
}

#breadcrumb {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.crumb {
    cursor: pointer;
}
.crumb:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

#browser-pane {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.75rem;
}

tbody tr {
    transition: background 0.2s;
    cursor: pointer;
}

tbody tr:hover {
    background: var(--surface-hover);
}

.btn {
    background: var(--accent);
    color: #000;
    border: 1px solid var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.btn:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 10px rgba(33, 209, 152, 0.3);
}

#transfer-tray {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    max-height: 200px;
    overflow-y: auto;
    padding: 1rem;
    display: none;
}

.transfer-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: #000;
    border-radius: 4px;
    margin: 0 1rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--accent);
    width: 0%;
}

.transfer-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
    width: 200px;
    text-align: right;
}

.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    width: 500px;
    max-width: 90vw;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
}

.form-group {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
}

.form-row {
    display: flex;
    gap: 1rem;
}

label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

input[type="text"], input[type="password"], input[type="number"], select {
    background: #0a0a0a;
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.5rem;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.9rem;
    width: 100%;
    box-sizing: border-box;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent);
}

select option {
    background-color: var(--surface);
    color: var(--text-primary);
}

.btn-danger {
    background: transparent;
    color: var(--error);
    border: 1px solid var(--error);
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.1);
    box-shadow: none;
}

/* Context Menu */
.context-menu {
    position: absolute;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    border-radius: 4px;
    padding: 0.5rem 0;
    z-index: 1000;
    min-width: 150px;
}

.menu-item {
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.menu-item:hover {
    background: var(--surface-hover);
}

.action-bar {
    display: flex;
    gap: 0.5rem;
}