.settings-shell{display:grid;grid-template-columns:190px 1fr;overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--card)}
.settings-tabs{display:grid;align-content:start;gap:3px;padding:14px;border-right:1px solid var(--line);background:#fafbfe}
.settings-tabs button{border:0;border-radius:7px;background:transparent;padding:11px 12px;color:#617087;font:inherit;text-align:left;cursor:pointer}
.settings-tabs button.active{background:var(--soft);color:var(--blue);font-weight:800}
.settings-content{min-width:0;padding:24px;overflow:hidden}
.settings-pane{display:none}
.settings-pane.active{display:block}
.settings-pane-head{margin-bottom:20px}
.settings-pane-head h3{margin:0;font-size:18px}
.settings-pane-head p{margin:6px 0 0;color:var(--muted);font-size:11px}
.settings-pane textarea{width:100%;resize:vertical}
.settings-pane .form-grid{min-width:0}
.settings-pane .field{min-width:0}
.settings-pane .input{width:100%;max-width:100%;min-width:0}
.settings-pane .audit{overflow-wrap:anywhere}
.setting-rows{display:grid;border-top:1px solid var(--line)}
.setting-rows>label{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:16px 0;border-bottom:1px solid var(--line)}
.setting-rows strong,.setting-rows small{display:block}
.setting-rows strong{font-size:12px}
.setting-rows small{margin-top:4px;color:var(--muted);font-size:10px;line-height:1.5}
.setting-rows input[type=checkbox]{width:38px;height:22px;accent-color:var(--blue)}
.input.compact{width:140px}
.backup-status{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.backup-status>div{padding:16px;border:1px solid var(--line);border-radius:7px}
.backup-status span,.backup-status strong,.backup-status small{display:block}
.backup-status span{color:var(--muted);font-size:10px}
.backup-status strong{margin-top:7px;font-size:15px}
.backup-status small{margin-top:5px;color:var(--muted);font-size:10px}
.settings-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.btn.danger{color:#bd3e48;border-color:#efcbd0;background:#fff8f8}
html[data-theme=dark] .settings-shell{background:var(--card)}
html[data-theme=dark] .settings-tabs{background:#20293a}
@media(max-width:1050px){.settings-shell{grid-template-columns:1fr}.settings-tabs{grid-template-columns:repeat(4,minmax(0,1fr));border-right:0;border-bottom:1px solid var(--line)}.settings-tabs button{text-align:center}.settings-content{padding:20px}.settings-pane .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.settings-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-content{padding:18px}.settings-pane .form-grid{grid-template-columns:1fr}.setting-rows>label{align-items:flex-start;flex-direction:column;gap:10px}.input.compact{width:100%}.backup-status{grid-template-columns:1fr}}