:root{
  --bg:#F3F5F2; --surface:#fff; --ink:#14211C; --muted:#5F6E67; --line:#DCE3DE;
  --brand:#0B6E5A; --brand-dark:#085444; --accent:#F2A33A; --danger:#B3261E; --ok:#1B7A3E;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 "Plus Jakarta Sans",system-ui,sans-serif}
a{color:var(--brand)}
h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.15;margin:0 0 .6rem;letter-spacing:-.02em}
h2{font-size:1.1rem;margin:2rem 0 .8rem}
.wrap{max-width:960px;margin:0 auto;padding:1.5rem 1rem 3rem}
.muted{color:var(--muted)} .center{text-align:center}

.topbar{display:flex;justify-content:space-between;align-items:center;padding:.9rem 1rem;background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:800;font-size:1.25rem;color:var(--brand);text-decoration:none;letter-spacing:-.02em}
.topbar nav{display:flex;gap:1rem;align-items:center}
.topbar nav a{color:var(--ink);text-decoration:none;font-weight:600}
.topbar nav a.btn{color:#fff}

.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:10px;padding:.8rem 1.3rem;font:inherit;font-weight:700;text-decoration:none;cursor:pointer;text-align:center}
.btn:hover{background:var(--brand-dark)}
.btn-small{padding:.5rem .9rem}
.btn-block{display:block;width:100%;margin-top:1rem}
.btn-ghost{background:transparent;color:var(--brand);border:2px solid var(--brand)}
.btn-ghost:hover{background:var(--brand);color:#fff}
.btn-accent{background:var(--accent);color:#2A1B00}
.btn-accent:hover{background:#e0932a}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

.hero{padding:2.5rem 0 1.5rem;max-width:640px}
.hero p{font-size:1.1rem;color:var(--muted)}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.4rem}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-top:2rem}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:1.2rem}
.tile h3{margin:0 0 .4rem}.tile p{margin:0;color:var(--muted)}

.auth-card{max-width:440px;margin:1.5rem auto;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:1.6rem}
.auth-card h1{font-size:1.6rem}
form label{display:block;font-weight:600;font-size:.92rem;margin-top:.9rem}
form input{display:block;width:100%;margin-top:.3rem;padding:.75rem .85rem;border:1.5px solid var(--line);border-radius:10px;font:inherit;background:#fff}
form input:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(11,110,90,.15)}
.err{display:block;color:var(--danger);font-size:.85rem;margin-top:.25rem}

.alert{padding:.8rem 1rem;border-radius:10px;margin-bottom:1rem;font-weight:500}
.alert-error{background:#FBEAE9;color:var(--danger);border:1px solid #F0C4C1}
.alert-success{background:#E6F4EA;color:var(--ok);border:1px solid #BFE0C9}

.wallet{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;background:var(--brand);color:#fff;border-radius:18px;padding:1.5rem}
.wallet-label{opacity:.85;font-size:.9rem}
.wallet-amount{font-size:clamp(2rem,7vw,2.8rem);font-weight:800;letter-spacing:-.02em;line-height:1.1}
.wallet-user{opacity:.85;margin-top:.3rem}

.services{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.service{display:flex;flex-direction:column;gap:.2rem;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:1.1rem 1.2rem;text-decoration:none;color:var(--ink)}
.service:hover{border-color:var(--brand)}
.service span{color:var(--muted);font-size:.92rem}

.ledger{list-style:none;margin:0;padding:0;background:var(--surface);border:1px solid var(--line);border-radius:14px}
.ledger li{display:flex;justify-content:space-between;gap:1rem;padding:.9rem 1.1rem;border-bottom:1px solid var(--line)}
.ledger li:last-child{border-bottom:0}
.ledger small{display:block;color:var(--muted)}
.ledger .in{color:var(--ok);font-weight:700;white-space:nowrap}
.ledger .out{color:var(--ink);font-weight:700;white-space:nowrap}
.empty{background:var(--surface);border:1px dashed var(--line);border-radius:14px;padding:1.4rem;color:var(--muted)}

.foot{text-align:center;color:var(--muted);font-size:.85rem;padding:1.5rem}