:root {
    color-scheme: dark;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    font-size: 13px;
    --bg: #232323;
    --surface: #2c2c2c;
    --surface-hover: #363636;
    --border: #444;
    --text: #f1f1f1;
    --muted: #aaa;
    --accent: #4b9cf5;
    --accent-hover: #69adf7;
}

* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    overflow: hidden;
    background: var(--bg);
    color: var(--text);
}

button,
input {
    font: inherit;
}

button {
    color: var(--text);
    cursor: pointer;
}

button:disabled {
    cursor: wait;
    opacity: 0.55;
}

.app {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    padding: 14px;
    gap: 12px;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.header h1 {
    margin: 0;
    font-size: 17px;
    font-weight: 650;
}

.header p {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: 11px;
}

.icon-button,
.secondary-button,
.script-button {
    border: 1px solid var(--border);
    background: var(--surface);
}

.icon-button {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    font-size: 20px;
    line-height: 1;
}

.icon-button:hover,
.secondary-button:hover,
.script-button:hover {
    background: var(--surface-hover);
}

.toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
}

#searchInput {
    min-width: 0;
    height: 32px;
    padding: 0 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    outline: none;
    background: #1e1e1e;
    color: var(--text);
}

#searchInput:focus {
    border-color: var(--accent);
}

.secondary-button {
    height: 32px;
    padding: 0 10px;
    border-radius: 6px;
    white-space: nowrap;
}

.content {
    min-height: 0;
    flex: 1;
    overflow-y: auto;
    padding-right: 2px;
}

.script-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
    gap: 8px;
}

.script-button {
    min-height: 52px;
    padding: 9px 10px;
    border-radius: 7px;
    text-align: left;
    word-break: break-word;
}

.script-button::before {
    content: "▶";
    margin-right: 7px;
    color: var(--accent);
    font-size: 10px;
}

.folder-group {
    grid-column: 1 / -1;
    min-width: 0;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: rgba(255, 255, 255, 0.018);
}

.folder-summary {
    padding: 9px 11px;
    cursor: pointer;
    color: #d8d8d8;
    font-weight: 600;
    user-select: none;
}

.folder-summary:hover {
    background: var(--surface-hover);
}

.folder-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
    gap: 8px;
    margin: 0 8px 8px 12px;
    padding: 8px 0 0 10px;
    border-left: 2px solid #3d3d3d;
}

.folder-content .folder-group {
    background: transparent;
}

.empty-state {
    padding: 28px 14px;
    border: 1px dashed var(--border);
    border-radius: 8px;
    color: var(--muted);
    text-align: center;
    line-height: 1.6;
}

.footer {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.primary-button {
    min-height: 36px;
    padding: 8px 12px;
    border: 0;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font-weight: 600;
}

.primary-button:hover {
    background: var(--accent-hover);
}

.status {
    min-height: 16px;
    margin: 0;
    overflow: hidden;
    color: var(--muted);
    font-size: 11px;
    line-height: 16px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.status.error {
    color: #ff8a8a;
}