/* Shared settings surfaces. Existing controls and saved values stay intact. */
:root{--settings-accent:#b3a4ff;--settings-surface:#1b1d23;--settings-card:#21232a;--settings-line:#363a47;--settings-muted:#96a6bd;--settings-text:#edf2fa}
#settings-dialog.settings-redesigned{box-sizing:border-box;min-width:0;max-width:calc(100vw - 20px);width:min(800px,calc(100vw - 32px));height:min(680px,calc(100dvh - 40px));max-height:calc(100dvh - 40px);padding:0;overflow:hidden;border:1px solid #434756;border-radius:20px;background:var(--settings-surface);color:var(--settings-text);box-shadow:0 24px 90px #0008}
#settings-dialog::backdrop{background:#09090bb8;backdrop-filter:blur(5px)}
#settings-dialog.settings-redesigned>form{display:grid;grid-template-rows:auto minmax(0,1fr) auto;height:100%;min-height:0;margin:0;padding:0}
#settings-dialog .settings-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0;padding:22px 26px;border-bottom:1px solid var(--settings-line);background:#1f2129}
#settings-dialog .settings-header h2{margin:0;font-size:23px;line-height:1.3;letter-spacing:-.5px}
#settings-dialog .settings-header p{margin:5px 0 0;font-size:12px;color:var(--settings-muted);line-height:1.5}
#settings-dialog .settings-close{display:grid;place-items:center;flex:0 0 38px;width:38px;min-height:38px;padding:0;border:1px solid var(--settings-line);border-radius:10px;background:#262932;color:#bac8dc;font-size:25px;line-height:1;box-shadow:none}
#settings-dialog .settings-layout{display:grid;grid-template-columns:158px minmax(0,1fr);min-height:0;overflow:hidden}
#settings-dialog .settings-tabs{display:flex;flex-direction:column;gap:6px;padding:20px 12px;border-right:1px solid var(--settings-line);background:#181a20}
#settings-dialog .settings-tab{display:flex;align-items:center;gap:10px;width:100%;min-height:46px;padding:11px 12px;border:1px solid transparent;border-radius:10px;background:transparent;color:var(--settings-muted);font-size:13px;font-weight:650;text-align:left;white-space:nowrap;box-shadow:none}
#settings-dialog .settings-tab svg{flex-shrink:0}
#settings-dialog .settings-tab[aria-selected=true]{border-color:#7060b059;background:#2f313c;color:#dfd7ff}
#settings-dialog .settings-tab:hover{background:#292b35;color:#eff3fa}
#settings-dialog .settings-tab[aria-selected=true]:hover{background:#363946}
#settings-dialog .settings-content{min-width:0;min-height:0;overflow:hidden}
#settings-dialog .settings-tab-panel{box-sizing:border-box;height:100%;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#43526b transparent;padding:24px;outline:none}
#settings-dialog [hidden]{display:none!important}
#settings-dialog .settings-group{display:grid;gap:12px;margin:0 0 24px;min-width:0}
#settings-dialog .settings-group:last-child{margin-bottom:0}
#settings-dialog .settings-group-head h3{margin:0;color:#e5ebf6;font-size:14px;font-weight:700;line-height:1.5}
#settings-dialog .settings-group-head p{margin:4px 0 0;font-size:12px;color:var(--settings-muted);line-height:1.55;word-break:keep-all}
#settings-dialog .settings-card{box-sizing:border-box;min-width:0;margin:0;padding:16px;border:1px solid var(--settings-line);border-radius:12px;background:var(--settings-card);box-shadow:none}
#settings-dialog .settings-card b{font-size:14px;font-weight:600;line-height:1.5;color:var(--settings-text)}
#settings-dialog .settings-card small{display:block;font-size:12px;line-height:1.6;color:var(--settings-muted);max-width:none;word-break:keep-all;overflow-wrap:anywhere}
#settings-dialog .settings-card>small{margin-top:4px}
#settings-dialog button:not(.settings-tab):not(.settings-close){box-sizing:border-box;min-height:42px;padding:10px 14px;border:1px solid #3a4b63;border-radius:9px;background:#2b2e38;color:#d9e3f1;font-family:inherit;font-size:12px;font-weight:600;line-height:1.4;box-shadow:none;cursor:pointer}
#settings-dialog button:not(.settings-tab):not(.settings-close):hover:not(:disabled){border-color:#7b6fba;background:#353845;color:#fff}
#settings-dialog button:disabled{cursor:default;opacity:.55}
#settings-dialog button:focus-visible,#settings-dialog summary:focus-visible{outline:2px solid var(--settings-accent);outline-offset:3px}
#settings-dialog .settings-character .avatar-character-switch{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin-top:14px;padding:4px;border:1px solid #393c49;border-radius:11px;background:#1a1b21}
#settings-dialog .avatar-character-switch button{border-color:transparent;background:transparent;min-height:38px;padding:8px;color:var(--settings-muted)}
#settings-dialog .avatar-character-switch button.active{border-color:#8e7ed381;background:#433969;color:#f2ecff}
#settings-dialog .settings-game-controls{display:flex;align-items:center;justify-content:space-between;gap:20px}
#settings-dialog .settings-game-controls>div{min-width:0}
#settings-dialog .settings-game-controls button{flex:0 0 auto}
#settings-dialog .settings-audio-card{padding:0 16px}
#settings-dialog .settings-row{display:flex;position:relative;align-items:center;justify-content:space-between;gap:20px;min-width:0;min-height:80px;margin:0;padding:15px 0;border:0;border-radius:0;background:transparent;box-sizing:border-box;color:var(--settings-text)}
#settings-dialog .settings-row+.settings-row{border-top:1px solid var(--settings-line)}
#settings-dialog .settings-row>span{display:grid;flex:1;min-width:0;gap:4px}
#settings-dialog label.settings-row{cursor:pointer}
#settings-dialog .settings-row>i{display:none}
#settings-dialog .settings-row input.settings-toggle{appearance:none;-webkit-appearance:none;position:relative;inset:auto;display:block;flex:0 0 46px;width:46px;height:26px;min-height:0;padding:0;margin:0;border:1px solid #536079;border-radius:20px;background:#3d414f;opacity:1;cursor:pointer;box-shadow:none;transition:background .16s,border-color .16s}
#settings-dialog .settings-row input.settings-toggle::before{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:#ced7e5;box-shadow:0 1px 2px #0003;translate:none;transform:translateX(0);transition:transform .16s,background .16s}
#settings-dialog .settings-row input.settings-toggle:checked{border-color:#b3a4ff;background:#9683ef}
#settings-dialog .settings-row input.settings-toggle:checked::before{translate:none;transform:translateX(20px);background:#fff}
#settings-dialog .settings-row input.settings-toggle:focus-visible{outline:2px solid #c9bfff;outline-offset:4px}
#settings-dialog .settings-push{padding:16px;border:1px solid var(--settings-line);border-radius:12px;background:var(--settings-card)}
#settings-dialog .settings-push button{flex:0 0 auto;max-width:145px;white-space:normal}
#settings-dialog .settings-account-links{display:block}
#settings-dialog .account-link-buttons{gap:9px;margin-top:14px}
#settings-dialog .account-link-item{gap:5px 10px;padding:12px;border:1px solid #3e4150;border-radius:10px;background:#1c1e24}
#settings-dialog .account-link-item .account-link-primary{display:grid;grid-template-columns:30px minmax(0,1fr);grid-template-rows:auto auto;justify-content:start;gap:1px 10px;min-height:40px;padding:0;border:0;border-radius:0;background:none;text-align:left;opacity:1}
#settings-dialog .account-link-primary>span{grid-column:1;grid-row:1/3;display:grid;place-items:center;align-self:center;width:28px;height:28px;border-radius:8px;background:#fff}
#settings-dialog .account-link-primary img{width:19px;height:19px}
#settings-dialog .account-link-primary>b{grid-column:2;grid-row:1;align-self:end;font-size:13px}
#settings-dialog .account-link-primary>small{grid-column:2;grid-row:2;font-size:11px;line-height:1.5}
#settings-dialog .account-link-primary.linked>small{color:#80d7b5}
#settings-dialog .account-link-item .account-link-primary:hover:not(:disabled){background:none;border:0}
#settings-dialog .account-link-item .account-unlink-button{min-height:36px;padding:7px 10px;font-size:11px;background:#272933}
#settings-dialog .account-links-secondary{gap:8px;margin-top:12px}
#settings-dialog .account-links-secondary button{min-height:34px;padding:7px 10px;font-size:11px;text-decoration:none;background:transparent}
#settings-dialog p.account-links-help{font-size:11px;line-height:1.65;margin:12px 0 0;color:var(--settings-muted)}
#settings-dialog #account-link-error:empty{display:none}
#settings-dialog #account-link-error:not(:empty){color:#ffabab;font-size:12px;line-height:1.6;margin-top:12px}
#settings-dialog .settings-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;gap:9px}
#settings-dialog .settings-actions button{min-height:46px;text-align:left;padding:12px;font-size:12px}
#settings-dialog .settings-actions button small{display:inline;margin-left:4px;color:#bcb0ec;font-size:11px}
#settings-dialog .settings-session-actions{padding-top:18px;border-top:1px solid var(--settings-line)}
#settings-dialog #settings-logout{width:100%;min-height:42px;margin:0;border-color:#65434e;background:#322330;color:#f1adb8;text-align:center}
#settings-dialog .settings-danger-zone{margin:14px 0 0;border:0}
#settings-dialog .settings-danger-zone>summary{width:max-content;margin:0 0 0 auto;padding:6px 0;color:#96a2b6;font-size:11px}
#settings-dialog .settings-danger-zone>div{padding:12px;gap:12px;border-radius:10px;border-color:#63424f;background:#2c202c}
#settings-dialog .settings-danger-zone small{font-size:11px;line-height:1.6}
#settings-dialog .settings-danger-zone button{white-space:nowrap;color:#ffb5bd;border-color:#7c4954;background:#422731}
#settings-dialog menu.settings-footer{display:flex;justify-content:flex-end;align-items:center;margin:0;padding:14px 24px;border-top:1px solid var(--settings-line);background:#1f2129;list-style:none}
#settings-dialog menu.settings-footer button.primary{min-width:92px;min-height:40px;color:#fff;background:#7460ce;border-color:#9784e8}
/* Match dialogs opened from settings while preserving each editor's geometry. */
:is(#game-control-settings,#tetris-keys-dialog,#sky-key-dialog,#change-nickname-dialog,#change-password-dialog,#account-delete-dialog){color:var(--settings-text);background:var(--settings-surface);border-color:#434756;border-radius:16px;box-shadow:0 24px 90px #0008}
:is(#game-control-settings,#tetris-keys-dialog,#sky-key-dialog,#change-nickname-dialog,#change-password-dialog,#account-delete-dialog){min-width:0;max-width:calc(100vw - 24px)}
:is(#game-control-settings,#tetris-keys-dialog,#sky-key-dialog,#change-nickname-dialog,#change-password-dialog) button{min-height:40px;border-radius:9px;border-color:#3a4b63;background:#2b2e38;box-shadow:none}
:is(#game-control-settings,#tetris-keys-dialog,#sky-key-dialog,#change-nickname-dialog,#change-password-dialog) button.primary{background:#7460ce;border-color:#9784e8;color:#fff}
#game-control-settings nav button[aria-pressed=true]{background:#433969;border-color:#8e7ed3;color:#f2ecff}
#game-control-settings .settings-tetris-touch{border-color:var(--settings-line);background:var(--settings-card);border-radius:12px}
#game-control-settings h3{color:#e5ebf6}
/* The same switch treatment in pause menus and touch-control settings. */
.settings-sound .game-sound-setting>i,.tetris-touch-switch i{box-sizing:border-box;flex:0 0 46px;width:46px;height:26px;border-color:#536079;background:#3d414f;box-shadow:none}
.settings-sound .game-sound-setting>i::after,.tetris-touch-switch i::after{width:18px;height:18px;left:3px;top:3px;background:#ced7e5;box-shadow:0 1px 2px #0003;transition:transform .16s,background .16s}
.settings-sound .game-sound-setting>input:checked+i,.tetris-touch-switch input:checked+i{border-color:#b3a4ff;background:#9683ef;box-shadow:none}
.settings-sound .game-sound-setting>input:checked+i::after,.tetris-touch-switch input:checked+i::after{left:3px;transform:translateX(20px);background:#fff}
.tetris-touch-switch input:focus-visible+i{outline:2px solid #c9bfff;outline-offset:4px}
@media(max-width:600px){
  #settings-dialog.settings-redesigned{width:calc(100vw - 20px);height:min(760px,calc(100dvh - 24px));max-height:calc(100dvh - 24px);border-radius:16px}
  #settings-dialog .settings-header{padding:16px 18px;gap:12px}
  #settings-dialog .settings-header h2{font-size:21px}
  #settings-dialog .settings-header p{font-size:11px}
  #settings-dialog .settings-layout{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}
  #settings-dialog .settings-tabs{flex-direction:row;gap:5px;padding:10px 12px;border-right:0;border-bottom:1px solid var(--settings-line)}
  #settings-dialog .settings-tab{flex:1;justify-content:center;gap:6px;min-width:0;min-height:40px;padding:9px 5px;font-size:12px}
  #settings-dialog .settings-tab svg{width:17px;height:17px}
  #settings-dialog .settings-tab-panel{padding:18px 14px}
  #settings-dialog .settings-group{gap:10px;margin-bottom:22px}
  #settings-dialog .settings-card{padding:14px}
  #settings-dialog .settings-audio-card{padding:0 14px}
  #settings-dialog .settings-row{gap:14px;min-height:84px}
  #settings-dialog .settings-row small{font-size:11px}
  #settings-dialog .settings-game-controls{gap:14px}
  #settings-dialog .settings-game-controls small{font-size:11px}
  #settings-dialog .settings-push{padding:14px}
  #settings-dialog .settings-push button{max-width:104px;padding:9px 10px;font-size:11px}
  #settings-dialog menu.settings-footer{padding:12px 16px}
}
@media(max-width:360px){#settings-dialog .settings-tab svg{display:none}#settings-dialog .settings-actions{grid-template-columns:1fr}#settings-dialog .settings-card{padding:12px}#settings-dialog .settings-audio-card{padding:0 12px}}
@media(orientation:landscape) and (max-height:520px){
  #settings-dialog.settings-redesigned{height:calc(100dvh - 16px);max-height:calc(100dvh - 16px);width:min(820px,calc(100vw - 24px));border-radius:14px}
  #settings-dialog .settings-header{padding:10px 18px}
  #settings-dialog .settings-header h2{font-size:19px}
  #settings-dialog .settings-header p{display:none}
  #settings-dialog .settings-layout{grid-template-columns:145px minmax(0,1fr);grid-template-rows:minmax(0,1fr)}
  #settings-dialog .settings-tabs{flex-direction:column;gap:4px;padding:12px 10px;border-bottom:0;border-right:1px solid var(--settings-line);overflow-y:auto}
  #settings-dialog .settings-tab{justify-content:flex-start;flex:0 0 auto;padding:9px;font-size:12px;gap:8px;min-height:40px}
  #settings-dialog .settings-tab-panel{padding:16px 18px}
  #settings-dialog menu.settings-footer{padding:8px 18px}
  #settings-dialog menu.settings-footer button.primary{min-height:36px;padding:8px 18px}
}
@media(prefers-reduced-motion:reduce){#settings-dialog input.settings-toggle,#settings-dialog input.settings-toggle::before{transition:none!important}}