{{-- Shared styles for all admin settings-style pages: GPU, NAS, Backup, Settings. --}}
<style>
.settings-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 24px;
    overflow: hidden;
}
.settings-section-header {
    display: flex; align-items: center; gap: 10px;
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    font-size: 14px; font-weight: 600;
}
.settings-section-header i { color: var(--brand); font-size: 16px; }
.settings-section-body { padding: 22px; }

.setting-row {
    display: flex; align-items: flex-start; justify-content: space-between;
    gap: 24px; padding: 16px 0;
    border-bottom: 1px solid var(--border);
}
.setting-row:last-child { border-bottom: none; padding-bottom: 0; }
.setting-row:first-child { padding-top: 0; }
.setting-label { flex: 1; min-width: 0; }
.setting-label strong { display: block; font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 3px; }
.setting-label small  { font-size: 12px; color: var(--text-2); line-height: 1.5; }
.setting-control { flex-shrink: 0; min-width: 220px; display: flex; flex-direction: column; align-items: stretch; gap: 8px; }

/* Toggle switch */
.toggle-wrap { display: flex; align-items: center; gap: 10px; }
.toggle-switch { position: relative; width: 44px; height: 24px; flex-shrink: 0; cursor: pointer; display: inline-block; }
.toggle-switch input { opacity: 0; width: 0; height: 0; position: absolute; }
.toggle-track {
    position: absolute; inset: 0;
    background: var(--border-light); border-radius: 12px;
    transition: background .2s;
}
.toggle-thumb {
    position: absolute; top: 3px; left: 3px;
    width: 18px; height: 18px; border-radius: 50%;
    background: #fff; transition: transform .2s;
    box-shadow: 0 1px 3px rgba(0,0,0,.4);
}
.toggle-switch input:checked ~ .toggle-track { background: var(--brand); }
.toggle-switch input:checked ~ .toggle-thumb { transform: translateX(20px); }
.toggle-label { font-size: 13px; color: var(--text-2); }

/* Select / text inputs in setting rows */
.adm-select-full,
.adm-input-full {
    width: 100%; height: 38px; box-sizing: border-box;
    background: var(--bg); border: 1px solid var(--border-light);
    border-radius: 8px; color: var(--text); font-size: 13px;
    padding: 0 12px; outline: none; font-family: inherit;
    transition: border-color .15s;
}
.adm-select-full { cursor: pointer; }
.adm-select-full:focus,
.adm-input-full:focus { border-color: var(--brand); }
.adm-select-full option { background: #1e1e1e; }

/* GPU cards */
.gpu-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; margin-bottom: 4px; }
.gpu-card {
    background: var(--bg); border: 1px solid var(--border);
    border-radius: 10px; padding: 16px;
    cursor: pointer; transition: border-color .15s, background .15s;
    position: relative;
}
.gpu-card:hover { border-color: #444; background: var(--bg-card2); }
.gpu-card.selected { border-color: var(--brand); background: var(--brand-dim); }
.gpu-card-check {
    position: absolute; top: 10px; right: 10px;
    width: 18px; height: 18px; border-radius: 50%;
    border: 2px solid var(--border); background: transparent;
    display: flex; align-items: center; justify-content: center;
    font-size: 10px; color: #fff;
    transition: background .15s, border-color .15s;
}
.gpu-card.selected .gpu-card-check { background: var(--brand); border-color: var(--brand); }
.gpu-card-name { font-size: 13px; font-weight: 600; margin-bottom: 8px; padding-right: 24px; }
.gpu-stat { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-2); margin-bottom: 4px; }
.gpu-stat:last-child { margin-bottom: 0; }
.gpu-stat-val { color: var(--text); font-weight: 500; }
.mem-bar-wrap { margin-top: 8px; }
.mem-bar-track { height: 4px; background: var(--border); border-radius: 2px; overflow: hidden; }
.mem-bar-fill  { height: 100%; background: var(--brand); border-radius: 2px; transition: width .4s; }

/* No GPU state */
.no-gpu-state { text-align: center; padding: 28px 20px; color: var(--text-2); }
.no-gpu-state i { font-size: 32px; display: block; margin-bottom: 10px; opacity: .3; }

/* Status chip */
.chip {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 600;
}
.chip-green { background: rgba(34,197,94,.15); color: #4ade80; border: 1px solid rgba(34,197,94,.25); }
.chip-red   { background: rgba(239,68,68,.15);  color: #f87171; border: 1px solid rgba(239,68,68,.25); }
.chip-dot   { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* Encoder option cards */
.enc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 8px; }
.enc-card {
    background: var(--bg); border: 1px solid var(--border);
    border-radius: 8px; padding: 12px 14px;
    cursor: pointer; transition: border-color .15s;
    text-align: left;
}
.enc-card:hover { border-color: #444; }
.enc-card.selected { border-color: var(--brand); background: var(--brand-dim); }
.enc-card-name { font-size: 13px; font-weight: 600; display: block; }
.enc-card-desc { font-size: 11px; color: var(--text-2); margin-top: 3px; display: block; }

.save-bar {
    display: flex; align-items: center; justify-content: flex-end;
    gap: 12px; padding: 4px 0 24px;
}

@keyframes spin { to { transform: rotate(360deg); } }
.spin { display: inline-block; animation: spin .6s linear infinite; }
</style>