body.settings-open { overflow: hidden; }
#settings-backdrop[hidden], #settings [hidden] { display: none !important; }
#settings-backdrop { position: fixed; inset: 0; z-index: 25000; background: #030a12cc; backdrop-filter: blur(7px); }
#settings {
  position: fixed; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(740px, calc(100vw - 32px)); height: min(650px, calc(100dvh - 40px)); max-height: none;
  overflow: hidden; padding: 0; z-index: 25001; border: 1px solid #345363; border-radius: 18px;
  background: #0b1823; color: #e4eff5; box-shadow: 0 24px 90px #0009; font: 15px/1.5 "Segoe UI", system-ui, sans-serif;
  outline: none;
}
#settings, #settings * { box-sizing: border-box; font-family: "Segoe UI", system-ui, sans-serif; }
#settings .settings-header { height: 82px; padding: 16px 24px; border-radius: 0; background: #10212e; border-bottom: 1px solid #294452; }
#settings .settings-header::before { display: none; }
#settings .settings-header h2 { color: #eef7fb; font-size: 23px; letter-spacing: -.4px; text-shadow: none; }
#settings-context { margin: 2px 0 0; color: #9fb9c8; font-size: 12px; }
#settings button, #settings select { min-height: 38px; margin: 0; border: 1px solid #365564; border-radius: 8px; padding: 7px 13px; background: #152c3a; color: #e4eff5; font-size: 13px; box-shadow: none; cursor: pointer; }
#settings button:hover { background: #204052; border-color: #6bacbe; }
#settings button:focus-visible, #settings input:focus-visible, #settings select:focus-visible, #settings summary:focus-visible { outline: 2px solid #7ee5e9; outline-offset: 3px; }
#settings .settings-close { min-width: 66px; background: #72ebba; color: #0b2927; border-color: #72ebba; font-weight: 700; }
#settings .settings-tabs { display: flex; height: 52px; gap: 4px; padding: 7px 18px 0; overflow-x: auto; overflow-y: hidden; border-bottom: 1px solid #294452; }
#settings .settings-tabs button { flex: 1 0 auto; min-height: 38px; border: 0; border-bottom: 3px solid transparent; border-radius: 5px 5px 0 0; background: transparent; color: #a5bdcc; white-space: nowrap; }
#settings .settings-tabs button[aria-selected="true"] { color: #8ae6e9; background: #182f3d; border-bottom-color: #72dce9; }
#settings .settings-body { position: absolute; inset: 134px 0 72px; padding: 22px 28px; overflow-y: auto; overscroll-behavior: contain; background: none; scrollbar-width: thin; scrollbar-color: #3e6579 transparent; }
#settings h3 { color: #e5eff5; font-size: 16px; margin: 0 0 7px; }
#settings .settings-hint { margin: 0 0 16px; color: #a2bac9; font-size: 13px; font-style: normal; line-height: 1.55; }
#settings .setting-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 49px; padding: 10px 0; margin: 0; border-bottom: 1px solid #abcddd12; }
#settings label { color: #d2e1e9; font-size: 14px; line-height: 1.4; cursor: pointer; }
#settings label small { display: block; margin-top: 4px; color: #8fabbd; font-size: 12px; }
#settings .checkbox-row input { appearance: auto; width: 19px; height: 19px; flex-shrink: 0; accent-color: #72dce9; margin: 0 3px 0 0; cursor: pointer; }
#settings .range-row { display: grid; grid-template-columns: 135px minmax(70px, 1fr) 45px; gap: 15px; }
#settings input[type="range"] { width: 100%; min-width: 0; accent-color: #72dce9; cursor: pointer; }
#settings output { color: #90dfec; font-size: 13px; text-align: right; font-variant-numeric: tabular-nums; }
#settings select { min-width: 180px; max-width: 60%; }
#settings .settings-details { margin-top: 20px; border-top: 1px solid #abcddd20; padding-top: 12px; }
#settings summary { color: #9ed4de; font-size: 13px; cursor: pointer; padding: 6px 0; }
#settings .settings-tips { color: #b2c8d4; font-size: 13px; }
#settings .settings-tips p { margin: 10px 0; }
#settings-controls-card { margin-top: 24px; }
#settings .keybind-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 13px 0; }
#settings .keybind-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px; background: #102430; border: 1px solid #284654; border-radius: 9px; }
#settings .keybind-action { color: #cde0eb; font-size: 13px; }
#settings .keybind-key { min-width: 98px; font-size: 12px; }
#settings .keybind-key.listening { color: #10232d; background: #8fe5e8; }
#settings .keybind-reset { color: #a6ccd9; background: none; font-size: 12px; }
#settings .settings-callout { margin: 20px 0; padding: 14px 17px; border-left: 3px solid #69cbb0; background: #12302f; color: #bbdfd5; font-size: 13px; }
#settings .settings-quality-status { margin: 15px 0 5px; color: #82e8c0; font-size: 14px; }
#settings .quality-guide { display: grid; grid-template-columns: 82px 1fr; gap: 8px 15px; font-size: 13px; }
#settings .quality-guide dt { color: #d9eaf1; font-weight: 600; }
#settings .quality-guide dd { color: #a8c0cf; margin: 0; }
#settings .settings-nav-bottom { position: absolute; inset: auto 0 0; height: 72px; min-height: 0; padding: 14px 20px; margin: 0; display: flex; flex-direction: row; flex-wrap: nowrap; align-items: center; gap: 10px; border-top: 1px solid #294452; background: #10212e; }
#settings .settings-footer { margin: 0 auto 0 0; color: #8baabb; font-size: 11px; }
#settings .settings-run-actions { display: flex; gap: 8px; }
#settings .settings-menu-btn { min-width: 0; font-size: 12px; white-space: nowrap; }
#settings .settings-save-actions { position: relative; }
#settings .settings-save-actions summary { font-size: 11px; color: #849dac; }
#settings .settings-save-actions button { position: absolute; bottom: 42px; right: 0; min-width: 180px; color: #ffa8ab; border-color: #764b55; background: #301e28; }
#settings-upgrades-panel { position: static; width: auto; max-height: none; overflow: visible; border: 0; background: none; box-shadow: none; }
body.settings-open #settings #settings-upgrades-panel:not([hidden]) { display: block !important; }
#settings .settings-upgrades-list { display: grid; grid-template-columns: 1fr; gap: 9px; padding: 0; }
#settings .upgrade-item { display: block; margin: 0; padding: 10px 14px; border: 1px solid #2d4655 !important; border-radius: 10px; background: #112632; }
#settings .upgrade-item > summary { display: flex; align-items: center; gap: 12px; min-height: 40px; min-width: 0; padding: 0; color: #dcecf4; font-size: 14px; }
/* Inventory canvases belong in the row, outside the global fixed game-canvas layout. */
#settings .upgrade-item > summary > .upgrade-icon { position: static; inset: auto; display: block; width: 40px; height: 40px; min-width: 40px; margin: 0; flex: 0 0 40px; pointer-events: none; }
#settings .upgrade-name { font-size: 14px; flex: 1; min-width: 0; white-space: normal; overflow-wrap: anywhere; }
#settings .upgrade-stacks { color: #9dc6d6; font-size: 12px; flex: 0 0 auto; white-space: nowrap; }
#settings .upgrade-description { margin: 12px 0 3px; white-space: pre-line; color: #afcbd9; font-size: 13px; }
#settings .settings-upgrades-empty { padding: 24px 0; color: #99b8c8; font-size: 14px; }
@media (max-width: 600px) {
  #settings { width: calc(100vw - 16px); height: calc(100dvh - 20px); }
  #settings .settings-header { padding: 14px 16px; }
  #settings .settings-tabs { padding-left: 8px; padding-right: 8px; }
  #settings .settings-tabs button { padding: 7px 10px; font-size: 12px; }
  #settings .settings-body { padding: 18px; }
  #settings .keybind-grid { grid-template-columns: 1fr; }
  #settings .range-row { grid-template-columns: 94px minmax(60px, 1fr) 39px; gap: 10px; }
  #settings label { font-size: 13px; }
  #settings .settings-nav-bottom { padding: 10px 14px; }
  #settings .settings-footer { display: none; }
  #settings .settings-save-actions { margin-left: auto; }
}
@media (max-height: 480px) {
  #settings { height: calc(100dvh - 16px); }
  #settings .settings-header { height: 58px; padding: 8px 18px; }
  #settings .settings-header h2 { font-size: 18px; }
  #settings-context { font-size: 10px; }
  #settings .settings-tabs { height: 45px; padding-top: 2px; }
  #settings .settings-body { top: 103px; bottom: 56px; padding: 14px 22px; }
  #settings .settings-nav-bottom { height: 56px; padding: 8px 18px; }
}