:root{--bg:#f5f6f8;--card:#fff;--text:#17181b;--muted:#6c727d;--line:#e6e8ec;--ok:#18864b;--warn:#d98b00;--danger:#c83232;--brand:#5c2d91}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}.wrap{max-width:980px;margin:0 auto;padding:16px 16px 90px}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:6px 0 18px}.title{font-size:22px;font-weight:800}.sub{color:var(--muted);font-size:13px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;margin-bottom:14px;box-shadow:0 2px 8px rgba(0,0,0,.03)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stat b{display:block;font-size:20px}.stat span{color:var(--muted);font-size:12px}
.amount{font-size:30px;font-weight:900;margin:2px 0}.muted{color:var(--muted)}.small{font-size:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:11px;padding:11px 14px;font-weight:700;cursor:pointer;background:#eceef2;color:#202227}.btn.primary{background:var(--brand);color:#fff}.btn.ok{background:var(--ok);color:#fff}.btn.danger{background:var(--danger);color:#fff}.btn.full{width:100%}
.row{display:flex;gap:10px;align-items:center}.between{justify-content:space-between}.invoice{display:grid;grid-template-columns:1fr auto;gap:8px;padding:13px 0;border-bottom:1px solid var(--line)}.invoice:last-child{border-bottom:0}
.inv-name{font-weight:800}.inv-meta{font-size:12px;color:var(--muted);margin-top:4px}.inv-amount{font-weight:800;text-align:right}.pill{display:inline-block;padding:4px 8px;border-radius:999px;font-size:11px;font-weight:800}.pill.open{background:#fff0f0;color:var(--danger)}.pill.paid{background:#e9f7ef;color:var(--ok)}.pill.zen{background:#efe8f8;color:var(--brand)}
form label{display:block;font-size:13px;font-weight:700;margin:12px 0 5px}input,select{width:100%;padding:12px;border:1px solid #d7dbe2;border-radius:10px;background:#fff;font-size:16px}
.notice{padding:12px;border-radius:10px;background:#fff8df;border:1px solid #f1dda0;margin-bottom:14px}.success{background:#eaf8f0;border-color:#bfe6cf}.error{background:#fff0f0;border-color:#efc4c4}
.nav{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);display:flex;justify-content:center;z-index:5}.navin{max-width:980px;width:100%;display:grid;grid-template-columns:repeat(4,1fr)}.nav a{padding:11px 4px 15px;text-align:center;font-size:11px;color:#656b75}.nav a b{display:block;font-size:20px;margin-bottom:3px}
.month{font-size:15px;font-weight:900;margin:20px 2px 8px}
@media(max-width:650px){.stats{grid-template-columns:1fr 1fr 1fr}.stat b{font-size:16px}.wrap{padding-left:12px;padding-right:12px}.invoice{grid-template-columns:1fr auto}.title{font-size:20px}}