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1rem;padding:.8rem 1rem;border:1px solid var(--color-error);border-radius:10px;background:var(--color-danger-background);color:var(--color-on-danger);font-size:.9rem;font-weight:700}.app-shell--authenticated{display:flex;height:100vh;overflow:hidden;background:var(--color-background)}.app-main{flex:1;min-width:0;height:100vh;padding:1.5rem 1.75rem 2.5rem;overflow:auto}.app-main>div:not(.MuiContainer-root){max-width:1440px;margin:0 auto}.app-main>.MuiContainer-root{width:100%;max-width:1440px;margin:0 auto;padding-right:0;padding-left:0}.app-main h2{margin:0 0 .35rem;color:var(--color-primary);font-family:var(--font-heading);font-size:1.25rem;font-weight:750;line-height:1.3;letter-spacing:-.015em}.app-main h1.MuiTypography-h4{margin-bottom:.45rem;color:var(--color-primary);font-family:var(--font-heading);font-size:1.5rem;font-weight:750;line-height:1.25;letter-spacing:-.02em}.app-main section+section{margin-top:1.5rem}.app-main>.settings-page.MuiContainer-root{max-width:960px;margin-top:0;margin-left:0;padding-right:0;padding-left:0}.settings-page-intro.MuiTypography-root{max-width:60ch;margin:0 0 1.25rem;line-height:1.5}.settings-tabs{border-bottom:1px solid var(--color-border)}.settings-tab-panel{max-width:760px;padding-top:1.25rem}.settings-profile-summary{width:100%;margin:0}.settings-profile-row{display:grid;grid-template-columns:minmax(140px,180px) minmax(0,1fr);gap:1rem;align-items:baseline;padding:.75rem 0;border-bottom:1px solid var(--color-border)}.settings-profile-row:first-child{padding-top:.5rem}.settings-profile-row dt{color:var(--color-muted);font-size:.875rem;font-weight:700}.settings-profile-row dd{min-width:0;margin:0;color:var(--color-on-surface);overflow-wrap:anywhere}.app-settings-controls{display:grid;max-width:760px;gap:1.25rem}.settings-control{max-width:100%}.language-selector,.theme-palette-selector{display:flex;align-items:center;gap:.5rem;color:inherit;font-size:.82rem;font-weight:700}.language-selector-icon,.theme-palette-selector-icon{display:grid;width:32px;height:32px;flex:0 0 auto;place-items:center;border-radius:6px;background:var(--color-nav-hover);color:currentColor}.theme-palette-selector-icon{position:relative}.theme-palette-selector-icon:after{position:absolute;right:4px;bottom:4px;width:10px;height:10px;border:1px solid var(--color-surface);border-radius:50%;background:var(--theme-selector-swatch, var(--color-theme-swatch));content:""}.language-selector-label,.theme-palette-selector-label{flex:1;min-width:0}.language-selector select,.theme-palette-selector select{min-width:76px;border:1px solid var(--color-border);border-radius:6px;padding:.38rem .6rem;background:var(--color-surface);color:var(--color-primary);font:inherit;cursor:pointer}.theme-palette-grid{width:100%;min-width:0;margin:0;padding:0;border:0;color:var(--color-on-surface)}.theme-palette-grid legend{padding:0;font-size:.9rem;font-weight:700}.theme-palette-grid-help{max-width:60ch;margin:.3rem 0 .9rem;color:var(--color-muted);font-size:.82rem;line-height:1.45}.theme-palette-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.6rem}.theme-palette-option{position:relative;min-width:0;cursor:pointer}.theme-palette-option input{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}.theme-palette-option-content{display:block;padding:.5rem;border:1px solid var(--color-border);border-radius:8px;background:var(--color-surface);transition:border-color .18s cubic-bezier(.22,1,.36,1),background-color .18s cubic-bezier(.22,1,.36,1)}.theme-palette-option:hover .theme-palette-option-content{border-color:var(--color-primary)}.theme-palette-option input:focus-visible+.theme-palette-option-content{outline:3px solid var(--color-accent-ring);outline-offset:2px}.theme-palette-option input:checked+.theme-palette-option-content{border-color:var(--color-primary);background:var(--color-nav-hover)}.theme-palette-preview{display:grid;grid-template-columns:28% 1fr;height:76px;overflow:hidden;border-radius:8px;background:var(--palette-preview-background)}.theme-palette-preview-nav{display:flex;flex-direction:column;gap:7px;padding:12px 8px;background:var(--palette-preview-nav)}.theme-palette-preview-nav span{width:76%;height:4px;border-radius:999px;background:var(--palette-preview-secondary);opacity:.84}.theme-palette-preview-nav span:first-child{width:46%;height:9px;margin-bottom:4px;background:var(--palette-preview-tertiary);opacity:1}.theme-palette-preview-main{display:flex;flex-direction:column;align-items:flex-start;gap:7px;padding:13px 11px;background:var(--palette-preview-surface)}.theme-palette-preview-heading{width:52%;height:8px;margin-bottom:3px;border-radius:999px;background:var(--palette-preview-primary)}.theme-palette-preview-row{width:100%;height:6px;border-radius:999px;background:var(--palette-preview-secondary);opacity:.48}.theme-palette-preview-row:nth-child(3){width:78%}.theme-palette-preview-action{width:34%;height:13px;margin-top:auto;border-radius:999px;background:var(--palette-preview-tertiary)}.theme-palette-option-footer{display:flex;align-items:center;justify-content:space-between;gap:.5rem;min-height:32px;padding:.45rem .25rem 0;color:var(--color-on-surface);font-size:.84rem;font-weight:700}.theme-palette-option-check{display:grid;width:22px;height:22px;place-items:center;border:1px solid var(--color-border);border-radius:50%;color:transparent;font-size:.78rem}.theme-palette-option input:checked+.theme-palette-option-content .theme-palette-option-check{border-color:var(--color-primary);background:var(--color-primary);color:var(--color-on-primary)}.settings-mobile-sections{display:grid;max-width:640px;gap:1.75rem}.settings-mobile-sections section+section{margin-top:0}.settings-section-title.MuiTypography-root{margin-bottom:1rem;color:var(--color-primary);font-family:var(--font-heading);font-weight:700}@media (max-width: 760px){.app-shell--authenticated{display:block;height:auto;overflow:visible}.app-main{height:auto;padding:1rem 1rem calc(5rem + env(safe-area-inset-bottom));overflow:visible}.app-main>div:not(.MuiContainer-root){padding:0}.app-main>.settings-page.MuiContainer-root{margin-top:0}.settings-page-intro.MuiTypography-root{margin-bottom:1.25rem}.settings-profile-row{grid-template-columns:minmax(112px,.7fr) minmax(0,1fr);gap:1rem}.theme-palette-options{grid-template-columns:1fr}}@media (prefers-reduced-motion: reduce){.theme-palette-option-content{transition:none}}@keyframes session-loading-spin{to{transform:rotate(360deg)}}