/* Linux 权限（chmod）计算器 —— 权限位选择、结果与拆解表样式 */

.chm-groups {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.chm-group {
    padding: 12px 14px 14px;
    border: 1px solid var(--c-border, #e3e6ea);
    border-radius: 10px;
    background: var(--c-bg-soft, #f8fafc);
}

.chm-group-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
}

.chm-group-title {
    font-size: 14px;
    font-weight: 800;
}

.chm-group-oct {
    padding: 1px 8px;
    border-radius: 999px;
    background: rgba(59, 130, 246, .12);
    color: var(--c-primary, #3b82f6);
    font-size: 12px;
    font-weight: 800;
}

.chm-bit {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 10px;
    margin: 0 6px 6px 0;
    border: 1px solid var(--c-border, #e3e6ea);
    border-radius: 8px;
    background: var(--c-bg, #fff);
    color: var(--c-text-sub, #666);
    font-size: 13px;
    cursor: pointer;
    user-select: none;
    transition: all .15s;
}

.chm-bit input {
    display: none;
}

.chm-bit b {
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.chm-bit:hover {
    border-color: var(--c-primary, #3b82f6);
}

.chm-bit.on {
    border-color: var(--c-primary, #3b82f6);
    background: var(--c-primary, #3b82f6);
    color: #fff;
}

.chm-bit.on small {
    color: rgba(255, 255, 255, .85);
}

.chm-bit small {
    font-size: 11.5px;
    color: var(--c-text-sub, #999);
}

.chm-specials {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--c-border, #e3e6ea);
}

.chm-specials-label {
    margin-right: 4px;
    font-size: 13px;
    font-weight: 700;
    color: var(--c-text-sub, #666);
}

.chm-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.chm-preset {
    padding: 5px 12px;
    border: 1px solid var(--c-border, #e3e6ea);
    border-radius: 999px;
    background: var(--c-bg, #fff);
    color: var(--c-text-sub, #666);
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 13px;
    cursor: pointer;
    transition: all .15s;
}

.chm-preset:hover {
    border-color: var(--c-primary, #3b82f6);
    color: var(--c-primary, #3b82f6);
}

.chm-preset.on {
    background: var(--c-primary, #3b82f6);
    border-color: var(--c-primary, #3b82f6);
    color: #fff;
    font-weight: 700;
}

.chm-main {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border: 1px solid var(--c-border, #e3e6ea);
    border-radius: 10px;
    background: var(--c-bg-soft, #f8fafc);
}

.chm-sym {
    font-family: ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace;
    font-size: 26px;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--c-primary, #3b82f6);
}

.chm-big {
    font-family: ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace;
    font-size: 22px;
    font-weight: 800;
}

.chm-main-meta {
    font-size: 12.5px;
    color: var(--c-text-sub, #888);
    line-height: 1.7;
}

.chm-cmds {
    margin-top: 12px;
    display: grid;
    gap: 8px;
}

.chm-cmd {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.chm-cmd-label {
    min-width: 92px;
    font-size: 13px;
    font-weight: 700;
    color: var(--c-text-sub, #666);
}

.chm-cmd code {
    flex: 1 1 260px;
    padding: 7px 10px;
    border: 1px solid var(--c-border, #e3e6ea);
    border-radius: 8px;
    background: var(--c-bg, #fff);
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 13px;
    word-break: break-all;
}

.chm-meaning {
    margin-top: 12px;
    display: grid;
    gap: 6px;
}

.chm-meaning-row {
    display: flex;
    gap: 8px;
    font-size: 13px;
    line-height: 1.7;
}

.chm-meaning-key {
    flex: 0 0 76px;
    font-weight: 700;
    color: var(--c-text-sub, #666);
}

.chm-meaning-val {
    flex: 1;
    color: var(--c-text-sub, #555);
}

.chm-bits {
    overflow-x: auto;
}

.chm-bits table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
}

.chm-bits th,
.chm-bits td {
    padding: 7px 10px;
    text-align: left;
    border-bottom: 1px solid var(--c-border, #e3e6ea);
    white-space: nowrap;
}

.chm-bits thead th {
    background: var(--c-bg-soft, #f6f8fa);
    font-weight: 700;
}

.chm-bits tbody tr.on td {
    background: rgba(59, 130, 246, .07);
    font-weight: 700;
}

.chm-bits code {
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.chm-umask {
    display: grid;
    gap: 10px;
}

.chm-umask-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--c-border, #e3e6ea);
    border-radius: 10px;
}

.chm-umask-title {
    min-width: 96px;
    font-size: 13px;
    font-weight: 800;
}

.chm-umask-code {
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 15px;
    font-weight: 700;
}

.chm-umask-note {
    width: 100%;
    font-size: 12.5px;
    color: var(--c-text-sub, #888);
    line-height: 1.6;
}

@media (max-width: 720px) {
    .chm-groups {
        grid-template-columns: 1fr;
    }

    .chm-sym {
        font-size: 21px;
    }
}