/* Local appearance preferences; never synchronized with family data. */
:root{--bg:#F0F5FC;--surface:#FFFFFF;--ink:#182D50;--muted:#586B87;--line:#D8E3F2;--income:#16704F;--expense:#AD365B;--accent:#285DC7;--accent-ink:#FFFFFF;--chip:#E2ECFA;color-scheme:light}
:root[data-theme="rose"]{--bg:#FAF2FA;--surface:#FFFFFF;--ink:#392441;--muted:#78617E;--line:#EBDCED;--income:#16704F;--expense:#AD365B;--accent:#8B3DAB;--accent-ink:#FFFFFF;--chip:#F0E1F3;color-scheme:light}
@media(prefers-color-scheme:dark){
:root{--bg:#101B2D;--surface:#19283E;--ink:#EBF2FF;--muted:#ACBCD4;--line:#30435F;--income:#74D4AA;--expense:#FF9FBC;--accent:#9FC1FF;--accent-ink:#10234A;--chip:#243854;color-scheme:dark}
:root[data-theme="rose"]{--bg:#23162A;--surface:#302039;--ink:#F9EEFC;--muted:#CBB2D1;--line:#51365B;--income:#74D4AA;--expense:#FF9FBC;--accent:#E5ACF1;--accent-ink:#391244;--chip:#432C4D;color-scheme:dark}
}

.head{align-items:center;gap:10px}
.head h1{font-size:clamp(18px,5vw,23px);line-height:1.22;margin:0}
.brand-mark{width:48px;height:48px;border-radius:16px;background:var(--chip);flex:none;display:grid;place-items:center}
.brand-mark img{width:44px;height:44px}
.status{margin-top:10px;margin-bottom:6px}
.panel{border:1px solid var(--line);box-shadow:0 5px 22px rgba(30,40,90,.035)}
.tabs,.seg{border:1px solid var(--line)}
.tabs button.on,.seg button.on{box-shadow:0 2px 6px rgba(30,40,90,.06)}
.bal{font-size:clamp(25px,7.4vw,42px);overflow-wrap:anywhere;white-space:normal;line-height:1.2}
.fab{box-shadow:0 7px 20px rgba(40,60,120,.20)}
.primary,.second,.ghost,.chip{min-height:44px}
@media(prefers-color-scheme:dark){.seg button.on-in,.seg button.on-out{color:var(--bg)}}
.appearance-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:12px 0 24px}
.theme-card{padding:16px 12px;border:2px solid var(--line);border-radius:18px;text-align:left;background:var(--bg);min-height:112px}
.theme-card[aria-pressed="true"],.mark-choice[aria-pressed="true"]{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.theme-card strong{display:block;margin-top:12px;font-size:16px}
.theme-card small{display:block;margin-top:4px;color:var(--muted)}
.swatch{display:inline-block;width:22px;height:22px;border-radius:50%;margin-right:5px;border:1px solid rgba(0,0,0,.08)}
.mark-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:12px 0 20px}
.mark-choice{padding:10px 4px;border:2px solid var(--line);border-radius:16px;background:var(--bg);font-size:13px;min-width:0}
.mark-choice img{display:block;width:64px;height:64px;max-width:100%;margin:0 auto 6px}
#setup .brand-mark{width:80px;height:80px;margin-bottom:20px}#setup .brand-mark img{width:72px;height:72px}
@media(min-width:700px){nav{max-width:600px;left:50%;transform:translateX(-50%);border-radius:22px 22px 0 0;border:1px solid var(--line)}.wrap{padding-top:32px}}

.letter-self{align-self:center;color:var(--muted);font-size:14px}
.letter-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:18px;margin-top:14px}
.letter-card.unread{border-color:var(--accent);box-shadow:inset 3px 0 var(--accent)}
.letter-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.letter-top strong{overflow-wrap:anywhere}.letter-badge{font-size:12px;color:var(--accent);background:var(--chip);padding:5px 9px;border-radius:12px}
.letter-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:17px;line-height:1.6;margin:14px 0}
.letter-date{font-size:12px;color:var(--muted)}.letter-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.letter-compose{min-height:160px}nav label{pointer-events:none;font:inherit}#letters .hero2{margin-top:24px}

.brand-mark{background:#E2ECFA}:root[data-theme="rose"] .brand-mark{background:#F0E1F3}