:root{color-scheme:light;--color-background: #F9FAF6;--color-surface: #FFFFFF;--color-text: #223B31;--color-muted: #5F6A62;--color-border: #E0E6DD;--color-subtle: #EEF1EA;--color-accent: #214E40;--color-accent-text: #FFFFFF;--color-highlight: #D7F39E;--color-highlight-text: #253C1C;--color-selected: #E5EEDF;--color-again: #A13A36;--color-again-surface: #FBEBE7;--color-danger-text: #FFFFFF;--color-hard: #855316;--color-hard-surface: #FBF0D9;--color-good: #285C96;--color-good-surface: #E9F1FB;--color-easy: #256447;--color-easy-surface: #E7F2E7;--shadow-card: 0 16px 40px rgb(34 59 49 / 7%);--radius-small: 12px;--radius-control: 15px;--radius-card: 25px;--safe-top: 0px;--safe-right: 0px;--safe-bottom: 0px;--safe-left: 0px;--viewport-height: 100dvh;--viewport-stable-height: 100dvh}@media(prefers-color-scheme:dark){:root{color-scheme:dark;--color-background: #17241F;--color-surface: #203229;--color-text: #EEF3E8;--color-muted: #AFBEAD;--color-border: #37483B;--color-subtle: 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1fr;align-items:center;gap:10px;margin-bottom:12px;padding:14px;border-radius:18px;background:var(--color-highlight);color:var(--color-highlight-text)}.invite-banner__icon{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:#ffffff61}.invite-banner>div{min-width:0;display:grid}.invite-banner strong{font-size:12px}.invite-banner small{margin-top:2px;font-size:9px;opacity:.82}.invite-banner .button{grid-column:1 / -1;width:100%;background:var(--color-highlight-text);color:#fff}.personal-set{width:100%;min-height:64px;display:grid;grid-template-columns:42px minmax(0,1fr) auto;align-items:center;gap:10px;margin-bottom:12px;padding:10px 12px;border-color:var(--color-border);border-radius:18px;text-align:left}.personal-set--active{border-color:var(--color-accent);background:var(--color-selected)}.personal-set__icon{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:var(--color-subtle)}.personal-set>span:nth-child(2){min-width:0;display:grid}.personal-set small{margin-top:2px;color:var(--color-muted);font-size:10px}.selected-mark{width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:var(--color-accent);color:var(--color-accent-text);font-size:11px}.group-list{display:grid;gap:12px}.group-card{padding:17px;border:1px solid var(--color-border);border-radius:21px;background:var(--color-surface);box-shadow:0 8px 22px #223b310a}.group-card--active{border-color:var(--color-accent)}.group-card>header{display:flex;align-items:start;justify-content:space-between;gap:12px}.group-card>header>div{min-width:0}.group-card h2{margin:0;overflow-wrap:anywhere;font-size:19px}.group-card header p{margin:2px 0 0;color:var(--color-muted);font-size:10px}.active-badge,.owner-badge{padding:4px 7px;border-radius:999px;background:var(--color-selected);color:var(--color-text);font-size:8px;font-weight:700}.member-list{margin:14px 0;padding:0;border-block:1px solid var(--color-border);list-style:none}.member-list li{min-height:48px;display:flex;align-items:center;gap:9px;border-bottom:1px solid var(--color-border)}.member-list li:last-child{border-bottom:0}.member-avatar{width:30px;height:30px;display:grid;place-items:center;flex:0 0 30px;border-radius:50%;background:var(--color-subtle);font-size:10px;font-weight:750}.member-list strong{min-width:0;flex:1;overflow-wrap:anywhere;font-size:12px}.group-actions{display:grid;gap:7px}.group-actions button{width:100%;margin:0}.group-actions .text-button{justify-self:center;width:auto;min-height:44px}.text-button--danger{color:var(--color-again)}.invite-result{margin-top:12px;padding:13px;border-radius:14px;background:var(--color-selected);font-size:12px}.invite-result p{margin-bottom:4px}.invite-result a{color:var(--color-accent)}.group-setup{margin-top:18px;padding:17px;border:1px solid var(--color-border);border-radius:20px;background:var(--color-surface)}.group-setup h2{margin:0}.group-setup label{color:var(--color-muted);font-size:11px;font-weight:650}.group-setup form>button{width:100%}.setup-divider{display:flex;align-items:center;gap:9px;margin-block:14px;color:var(--color-muted);font-size:9px;text-transform:uppercase}.setup-divider:before,.setup-divider:after{content:"";height:1px;flex:1;background:var(--color-border)}@media(prefers-reduced-motion:no-preference){.flash-card__answer{animation:reveal .15s ease-out}@keyframes reveal{0%{opacity:0}}}@media(prefers-reduced-motion:no-preference){.action-sheet{animation:sheet-in .18s ease-out}@keyframes sheet-in{0%{opacity:0;transform:translateY(18px)}}}@media(max-width:350px){.rating{gap:6px;padding-inline:8px}.rating__symbol{width:24px;height:24px;flex-basis:24px}.rating__copy strong{font-size:11px}.rating__copy small{font-size:8px}}