:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
--bg:#f3f1ec;--card:#fff;--ink:#1d2227;--mute:#6a727b;--line:#dcd8cf;--accent:#f2b705;--accent-ink:#1d2227;--danger:#c0392b;--plate:#fff}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#15181b;--card:#1f2428;--ink:#eceae4;--mute:#97a0a8;--line:#31373d;--danger:#ff7a6b;--plate:#eceae4}}
:root[data-theme="dark"]{--bg:#15181b;--card:#1f2428;--ink:#eceae4;--mute:#97a0a8;--line:#31373d;--danger:#ff7a6b;--plate:#eceae4}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 "Segoe UI",Roboto,Arial,sans-serif}
header{background:#1d2227;color:#f3f1ec;padding:14px 16px;display:flex;align-items:center;gap:12px}
header .logo{width:34px;height:34px;flex:none;border-radius:8px;border:2px solid #f2b705;background:repeating-conic-gradient(#f2b705 0 25%,#1d2227 0 50%) 0 0/16px 16px}
header h1{margin:0;font-size:1.3rem;font-weight:800;letter-spacing:.3px}
header h1 span{color:#f2b705;font-weight:600;margin-left:4px}
main{max-width:980px;margin:0 auto;padding:16px}
.stats{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.stat{flex:1 1 140px;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px 14px}
.stat b{display:block;font-size:1.5rem}
.stat span{color:var(--mute);font-size:.9rem}
.panel{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:14px;margin-bottom:16px}
.panel h2{margin:0 0 10px;font-size:1.1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
label{display:flex;flex-direction:column;font-size:.85rem;color:var(--mute);gap:3px}
input,select{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:9px 10px;min-width:0}
input:focus,select:focus,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
button{font:inherit;font-weight:700;border:0;border-radius:6px;padding:10px 16px;cursor:pointer;background:var(--accent);color:var(--accent-ink)}
button.ghost{background:transparent;color:var(--danger);border:1px solid var(--line);padding:6px 10px;font-weight:600}
.actions{margin-top:12px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.err{color:var(--danger);font-size:.9rem}
.tools{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.tools>input{flex:1 1 200px}.tools label{flex:0 1 200px}
.wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;min-width:640px}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:.85rem;color:var(--mute);font-weight:600}
.plate{display:inline-block;border:2px solid var(--plate);border-radius:5px;padding:1px 8px;font-weight:800;letter-spacing:1px;white-space:nowrap}
.sum{font-weight:800;color:var(--danger);white-space:nowrap}
.empty{text-align:center;color:var(--mute);padding:24px 8px}
.paid td{opacity:.55}
.tabs{display:flex;gap:4px;max-width:980px;margin:0 auto;padding:12px 16px 0}
.tabs button{background:var(--card);color:var(--mute);border:1px solid var(--line);flex:1;max-width:180px}
.tabs button.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.tab{display:none}.tab.on{display:block}
.fr th{padding:2px 8px 8px}.fr input{width:100%;min-width:90px;padding:5px 6px;font-size:.85rem}
label{position:relative}
.sug{position:absolute;left:0;right:0;top:100%;z-index:30;background:var(--card);border:1px solid var(--line);border-radius:6px;max-height:220px;overflow:auto;box-shadow:0 6px 16px rgba(0,0,0,.18)}
.sug div{padding:10px;color:var(--ink);font-size:1rem;cursor:pointer}
.sug div[data-n]:hover,.sug div[data-n]:active{background:var(--accent);color:var(--accent-ink)}
.sug .none{color:var(--mute);cursor:default;font-size:.9rem}

.me{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:.9rem}
.me button{background:transparent;color:#f3f1ec;border:1px solid #4a525a;padding:6px 10px;font-weight:600}
.loginbox{display:none;min-height:70vh;align-items:center;justify-content:center;padding:16px}
body.locked .loginbox{display:flex}
body.locked nav.tabs,body.locked main{display:none}
.loginbox .card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px;width:100%;max-width:340px;display:flex;flex-direction:column;gap:12px}
.loginbox h2{margin:0}
.tabs button[hidden]{display:none}
.hint{color:var(--muted,#8a94a6);font-size:13px;margin:0 0 8px}
textarea{font:inherit;color:inherit;background:var(--bg2,transparent);border:1px solid var(--line,#3a4256);border-radius:8px;padding:8px;box-sizing:border-box}