/* SettingsView, AndroidSettingsOptionRow and OfflineLibraryView source values. */
[data-native-account=settings]{--settings-gap:9px;display:flex;flex-direction:column;gap:var(--settings-gap);padding:16px;background:#f7fafc;color:#18181b}
.native-shell:has([data-native-account=settings]) .shell-header h1,.native-shell:has([data-native-account=downloads]) .shell-header h1{font-size:17px;font-weight:600}
.native-settings-row{display:flex;align-items:center;gap:12px;width:100%;min-height:52px;padding:12px 14px;border-radius:18px;border:1px solid #0000000d;background:white;color:#18181b;box-shadow:0 2px 2px #0000000d;text-align:left;font-size:15px;font-weight:600;line-height:19px;flex-shrink:0}
.native-settings-row .native-settings-label{flex:1;min-width:0;overflow-wrap:anywhere}
.native-settings-icon{width:22px;min-width:22px;display:flex;align-items:center;justify-content:center;color:#523de0}
.native-settings-value{color:#64748b;font-size:13px;font-weight:400;text-align:right;max-width:42%;line-height:17px}
.native-settings-chevron{color:#64748b;display:flex;align-items:center;flex-shrink:0}
.native-settings-row:disabled{opacity:.5}
.native-settings-menu{display:flex;flex-direction:column;gap:var(--settings-gap);flex:1 0 auto;min-height:min-content;justify-content:safe center}
.native-settings-deletion{margin-top:10px;color:#64748b}
.native-settings-deletion .native-settings-icon{color:#64748b}
.native-settings-downloads{margin-top:8px}
.native-settings-switch{display:block;position:relative;width:51px;height:31px;flex-shrink:0;border-radius:16px;background:#e9e9eb;transition:background .15s}
.native-settings-switch::after{content:'';position:absolute;width:27px;height:27px;top:2px;left:2px;border-radius:50%;background:white;box-shadow:0 1px 3px #00000033;transition:transform .15s}
.native-settings-switch[data-on=true]{background:#523de0}.native-settings-switch[data-on=true]::after{transform:translateX(20px)}
/* The native reminder row uses SF Symbols bell, rather than an Android asset. */
.native-settings-bell{display:block;position:relative;box-sizing:border-box;width:16px;height:18px;min-width:16px;margin:0 3px;border:1.8px solid #523de0;border-radius:9px 9px 2px 2px;border-bottom-width:2px;color:#523de0}
.native-settings-bell::before{content:'';position:absolute;width:3px;height:3px;left:4.5px;top:-4px;border:1.5px solid currentColor;border-radius:50%;background:#fff}
.native-settings-bell::after{content:'';position:absolute;width:5px;height:2px;left:3.5px;bottom:-5px;border-radius:0 0 4px 4px;background:currentColor}
.native-settings-sheet{position:fixed;inset:auto 0 0;width:100%;max-width:620px;margin:0 auto;max-height:calc(100dvh - 24px);padding:0;border:0;border-radius:28px 28px 0 0;background:#f7f2fa;color:#1e293b;overflow:auto;overscroll-behavior:contain;box-sizing:border-box}
.native-settings-sheet::backdrop{background:#00000052}
.native-settings-sheet-dismiss{display:flex;align-items:center;justify-content:center;min-height:20px;height:20px;width:100%;padding:0;border:0;background:none;border-radius:0}
.native-settings-sheet-handle{width:36px;height:5px;background:#b5b0b8;border-radius:3px}
.native-settings-sheet-body{padding:24px 16px}
.native-settings-sheet h2{font-size:16px;line-height:21px;font-weight:700;margin:0 0 6px;color:#1e293b}
.native-settings-options{display:flex;flex-direction:column;gap:6px;font-size:14px;line-height:1.4}
.native-settings-option{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 12px;min-height:44px;width:100%;border:1px solid #e5e7eb;border-radius:10px;background:#f8fafc;color:#1e293b;font-size:14px;font-weight:400;line-height:19px;text-align:left;white-space:normal}
.native-settings-option.is-selected{font-weight:600;background:#4f46e512;border:1.5px solid #4f46e5}
.native-settings-choice-mark{width:18px;height:18px;flex-shrink:0;border-radius:50%;border:1.5px solid #cbd5e1;box-sizing:border-box;display:flex;align-items:center;justify-content:center;color:#4f46e5}
.native-settings-choice-mark.is-selected{border:0}
.native-settings-option:disabled{opacity:.5}
.native-settings-back{border:0;background:none;color:#4f46e5;min-height:44px;padding:8px 0;text-align:left}
.native-settings-saving{font-size:13px;text-align:center;color:#64748b}
.native-settings-sheet--social h2,.native-settings-sheet--support h2{font-size:18px;text-align:center;line-height:23px}
.native-settings-sheet--privacy h2{font-size:17px}
.native-settings-information{font-size:14px;color:#475569;line-height:19px;margin:0 0 8px;text-align:center}
.native-settings-sheet--support .native-settings-information{text-align:left}
.native-settings-social-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.native-settings-social{display:flex;flex-direction:column;gap:5px;justify-content:center;align-items:center;min-height:86px;font-size:13px;font-weight:600;text-decoration:none;color:#1e293b;border:1px solid color-mix(in srgb,var(--social-color,#808080) 45%,transparent);border-radius:14px}
.native-settings-social>.native-icon{color:var(--social-color)}
.native-settings-contact{display:flex;align-items:center;gap:9px;min-height:54px;padding:12px 20px;box-sizing:border-box;background:transparent;border:1px solid #cbd5e1;border-radius:13px;font-size:14px;font-weight:600;text-decoration:none;color:#523de0;overflow-wrap:anywhere}
.native-settings-contact>.native-icon{color:inherit}
.native-settings-social.is-disabled,.native-settings-contact.is-disabled,.native-settings-social.is-disabled>.native-icon,.native-settings-contact.is-disabled>.native-icon{color:#94a3b8}
.native-settings-social.is-disabled{border-color:#80808026}
.native-settings-contact.is-disabled{color:#80808099;border-color:#80808014}
.native-settings-contact.is-disabled>.native-icon{color:inherit}
.native-settings-sheet--social{min-height:min(354px,calc(100dvh - 24px))}
.native-settings-sheet--support{min-height:min(374px,calc(100dvh - 24px))}
.native-settings-sheet--social .native-settings-sheet-body,.native-settings-sheet--support .native-settings-sheet-body{padding:18px 16px 28px}
.native-settings-sheet--social h2,.native-settings-sheet--support h2{margin-bottom:14px}
.native-settings-sheet--social .native-settings-options,.native-settings-sheet--support .native-settings-options{gap:14px}
.native-settings-sheet--social .native-settings-information,.native-settings-sheet--support .native-settings-information{margin:0}
.native-settings-faq-item{background:white;border:1px solid #e2e8f0;border-radius:14px;overflow:hidden}
.native-settings-faq-item summary{padding:14px;font-size:15px;font-weight:600;min-height:48px;box-sizing:border-box}.native-settings-faq-item p{padding:0 14px 14px;font-size:14px;line-height:1.5;margin:0;color:#475569;white-space:pre-wrap}
.native-settings-sheet button:focus-visible,.native-settings-row:focus-visible{outline:2px solid #4f46e5;outline-offset:2px}
@media(max-height:751px){[data-native-account=settings]{--settings-gap:clamp(2px,calc((100dvh - 552px)/10),4px);padding:8px 12px}.native-settings-row{min-height:44px;padding:6px 12px;font-size:14px;line-height:18px}.native-settings-value{font-size:12px;line-height:16px}.native-settings-deletion{margin-top:10px;font-size:15px}}
/* iOS inset-grouped OfflineLibraryView: ordinary rows, not action cards. */
[data-native-account=downloads]{padding:16px 20px;background:#f2f2f7;color:#18181b;display:flex;flex-direction:column;gap:24px;justify-content:flex-start}
.native-offline-section{display:flex;flex-direction:column;gap:6px}
.native-offline-section-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 16px;color:#64748b;min-height:24px}
.native-offline-section-heading h2{font-size:13px;font-weight:400;text-transform:uppercase;margin:0;line-height:18px}
.native-offline-refresh{display:flex;align-items:center;justify-content:center;width:32px;height:32px;min-height:32px;border:0;background:none;color:#4f46e5;padding:0}
.native-offline-list,.native-offline-sync{background:white;border-radius:10px;overflow:hidden}
.native-offline-row{display:flex;align-items:center;gap:8px;min-height:60px;padding:0 12px 0 16px;border-bottom:1px solid #e5e7eb}
.native-offline-row:last-child{border-bottom:0}
.native-offline-open{flex:1;min-width:0;min-height:60px;border:0;border-radius:0;background:none;color:inherit;padding:10px 0;text-align:left;font-size:17px;box-shadow:none}
.native-offline-lesson{display:flex;flex-direction:column;gap:3px}.native-offline-lesson-title{line-height:22px;overflow-wrap:anywhere}
.native-offline-lesson small{font-size:12px;line-height:16px;color:#64748b}
.native-offline-chevron{color:#c4c4c7;display:flex;align-items:center;flex-shrink:0}
.native-offline-delete{width:44px;height:44px;min-height:44px;padding:0;border:0;border-radius:0;background:none;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#dc2626}
.native-offline-empty{font-size:17px;line-height:22px;margin:0;padding:12px 16px}
.native-offline-refresh-needed{font-size:15px;line-height:20px;flex:1;min-width:0;overflow-wrap:anywhere}
.native-offline-sync>p,.native-offline-sync-button{margin:0;padding:12px 16px;border-bottom:1px solid #e5e7eb;line-height:22px;font-size:17px}
.native-offline-sync>p:last-child{border-bottom:0}
.native-offline-sync>.native-offline-free-note{font-size:13px;line-height:18px}.native-offline-sync>.native-offline-disclaimer{font-size:12px;line-height:16px;color:#64748b}
.native-offline-sync-button{width:100%;text-align:left;border:0;border-bottom:1px solid #e5e7eb;border-radius:0;background:none;color:#4f46e5;min-height:44px;box-shadow:none}
.native-offline-sync>.native-offline-busy,.native-offline-sync>.native-offline-message{font-size:13px;line-height:18px}
.native-download-all{display:flex;align-items:center;gap:10px;min-height:45px;width:100%;padding:13px 16px;background:none;color:#2563eb;border:0;border-radius:0;text-align:left;font-size:14px;font-weight:600;box-shadow:none}
.native-download-all .native-icon{flex-shrink:0}
[data-native-account=downloads] button:disabled{opacity:.45}
/* Native List removal is a swipe action; keyboard focus reveals it as well. */
.native-offline-row{touch-action:pan-y}
.native-offline-row:has(>.native-offline-open)>.native-offline-delete{width:0;min-width:0;overflow:hidden;opacity:0;transition:width .16s,opacity .16s}
.native-offline-row[data-reveal-delete=true]>.native-offline-delete,.native-offline-row:focus-within>.native-offline-delete{width:44px;opacity:1}
/* PrivacyView.settingsPrivacySheet: legal links precede notice and withdrawal. */
.native-privacy-link{display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:14px;font-weight:500;color:#4f46e5;text-decoration:none}
.native-privacy-link.is-disabled{color:#64748b}
.native-privacy-notice{font-size:13px;color:#475569;line-height:1.4;margin:0;white-space:pre-wrap;text-align:left}
.native-privacy-withdraw{min-height:44px;width:100%;padding:0 12px;border:1px solid #cbd5e1;border-radius:999px;background:transparent;color:#4f46e5;font-size:14px;font-weight:500;text-align:center;line-height:1.3;box-shadow:none}
.native-privacy-withdraw:disabled{color:#64748b;opacity:1}
.native-privacy-status{font-size:12px;color:#475569;line-height:1.4;margin:0}.native-privacy-status.error{color:#b91c1c}
/* SettingsFAQView: centered natural list, full text retained in its scroll area. */
[data-native-account=settings][data-settings-page=faq]{padding:0;background:white;gap:0;flex:1;min-height:0;overflow:auto}
.native-settings-faq-list{display:flex;flex-direction:column;gap:4px;min-height:100%;padding:16px;box-sizing:border-box;justify-content:safe center;flex-shrink:0;width:100%}
.native-settings-faq-title{font-size:17px;font-weight:600;text-align:center;margin:0 0 12px}
.native-settings-faq-item{background:white;border:1px solid #e2e8f0;border-radius:10px;overflow:hidden;flex-shrink:0}
.native-settings-faq-question{display:flex;align-items:center;gap:8px;min-height:44px;width:100%;padding:8px 12px;text-align:left;font-size:16px;font-weight:600;line-height:1.25;color:#1e293b;background:transparent;border:0;border-radius:0;box-shadow:none}
.native-settings-faq-question>span:first-child{flex:1;min-width:0}.native-settings-faq-question>.native-icon{flex-shrink:0;color:#64748b}
.native-settings-faq-answer{border-top:1px solid #e5e7eb;padding:9px 12px;color:#334155;font-size:15px;line-height:26px;white-space:pre-wrap;user-select:text}.native-settings-faq-answer p{margin:0;padding:0;font:inherit;color:inherit;line-height:inherit;white-space:inherit}
.native-settings-faq-empty{font-size:16px;color:#64748b;text-align:center;margin:0;padding:0 12px;line-height:1.4}
/* AndroidAccountDialog / AndroidDialogMetrics: one measured scrollable body. */
dialog.modal.native-account-dialog{box-sizing:border-box;width:560px;max-width:calc(100vw - 48px);max-height:calc(100dvh - 48px);padding:24px;border:0;border-radius:28px;background:white;color:#0f172a;font-size:14px;box-shadow:none}
dialog.native-account-dialog[open]{display:flex;flex-direction:column}
dialog.native-account-dialog::backdrop{background:#00000052}
dialog.native-account-dialog>h2{font-size:24px;font-weight:400;line-height:1.2;margin:0 0 16px;flex-shrink:0;overflow-wrap:anywhere}
dialog.native-account-dialog>.modal-content{overflow:auto;min-height:0;flex:1 1 auto;margin:0 0 24px}
.native-account-dialog-body{display:flex;flex-direction:column;gap:12px;line-height:1.4;white-space:pre-wrap;text-align:left}.native-account-dialog-body p{margin:0}
.native-account-dialog.is-delete .native-account-dialog-body{gap:10px}
dialog.native-account-dialog>.modal-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:8px;padding:0;margin:0;flex-shrink:0}
.native-account-text{border:0;border-radius:0;min-height:44px;padding:0 12px;color:#2563eb;background:transparent;font-size:14px;font-weight:600;box-shadow:none}
.native-account-primary{border:0;border-radius:999px;min-height:44px;padding:0 24px;color:white;background:#2563eb;font-size:14px;font-weight:600;box-shadow:none}
.native-account-primary.is-destructive{background:#b91c1c}
.native-account-primary:disabled{color:#1e293b61;background:#1e293b1f;opacity:1}.native-account-text:disabled{color:#1e293b61;opacity:1}
.native-account-confirmation{box-sizing:border-box;width:100%;min-height:36px;border:1px solid #cbd5e1;border-radius:6px;padding:8px 10px;font-size:14px;background:white;color:#0f172a}
.native-account-delete-warning{color:#b91c1c;font-weight:600}.native-account-subscription-warning{font-weight:700}
.native-account-toggle{display:flex;align-items:flex-start;gap:8px;font-size:14px;line-height:1.4}.native-account-toggle input{width:18px;height:18px;min-height:18px;margin:1px 0 0;flex-shrink:0;accent-color:#4f46e5}
.native-account-manage{color:#2563eb;min-height:44px;display:flex;align-items:center}.native-account-status{font-size:14px;color:#475569}
.native-settings-faq-chevron{display:flex;flex-shrink:0;color:#64748b}.native-settings-faq-chevron.is-expanded{transform:rotate(180deg)}
/* SettingsLearningView + AndroidSettingsOptionsSheet, scoped to /levels. */
.native-shell:has(.native-level-sheet)>.shell-header{display:none}
.screen-content:has(>.native-level-sheet){display:flex;flex-direction:column;justify-content:flex-end;min-height:0;padding:0!important;overflow:hidden}
.native-level-sheet{display:flex;flex-direction:column;min-height:0;max-height:100%;width:100%;background:#f7f2fa;color:#1e293b;border-radius:28px 28px 0 0;overflow:hidden;box-sizing:border-box;flex:0 1 auto}
.native-level-handle{display:block;width:36px;height:5px;min-height:5px;border-radius:5px;background:#c1bec4;margin:8px auto 7px;flex-shrink:0}
.native-level-body{display:flex;flex-direction:column;gap:6px;padding:24px 16px;min-height:0;overflow:auto;font-size:14px;line-height:1.4}
.native-level-body h2{font-size:16px;font-weight:700;line-height:1.3;margin:0;color:#1e293b}
.native-level-body .native-settings-option{flex-shrink:0}.native-level-body .native-settings-option:disabled{color:#94a3b8;opacity:1}.native-level-body .native-settings-option:disabled .native-settings-choice-mark{color:#e2e8f0;border-color:#e2e8f0}
.native-level-section-title{font-size:14px;font-weight:600;line-height:1.4}.native-level-section-title.has-top-gap{margin-top:6px}
.native-level-secondary{margin:0;color:#64748b;font-size:14px;line-height:1.4}
.native-level-saved{display:flex;flex-direction:column;gap:4px;color:#64748b;font-size:13px;line-height:1.4;margin-top:6px}.native-level-saved strong{font-weight:600}
.native-level-footer{display:flex;gap:8px;align-items:center;padding:12px 16px;min-height:68px;box-sizing:border-box;flex-shrink:0;background:#f7f2fa;font-size:14px;font-weight:600}
.native-level-close{min-width:88px;min-height:44px;padding:0 12px;border:0;background:transparent;color:#4f46e5;font-size:14px;font-weight:600;box-shadow:none}
.native-level-save{flex:1;min-height:44px;padding:0 12px;border:0;border-radius:12px;background:#4f46e5;color:white;font-size:14px;font-weight:600;box-shadow:none}.native-level-save:disabled{opacity:.45}
/* AndroidSettingsFilledCheck in AndroidSettingsOptionRow.swift: even-odd circle/check. */
.native-settings-choice-mark.is-selected>.native-icon{display:none}
.native-settings-choice-mark.is-selected::before{content:'';display:block;width:18px;height:18px;background:currentColor;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill-rule='evenodd' d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20ZM10 17 5 12 6.41 10.59 10 14.17 17.59 6.58 19 8Z'/%3E%3C/svg%3E") center/contain no-repeat}
.native-settings-spinner{display:block;width:20px;height:20px;margin:8px auto;border:2px solid #cbd5e1;border-top-color:#64748b;border-radius:50%;animation:native-settings-spin .8s linear infinite}
@keyframes native-settings-spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.native-settings-spinner{animation:none}}
.native-settings-sheet--social{height:354px}.native-settings-sheet--support{height:374px}
.native-settings-sheet--social .native-settings-sheet-body,.native-settings-sheet--support .native-settings-sheet-body{padding-top:18px;padding-bottom:28px}