/* HouseRecord — calm, trustworthy, mobile-first. Blues/greens, clear type. */
:root{
  --bg:#f2f5f7; --card:#ffffff; --ink:#1c2a33; --muted:#5b6b76;
  --line:#d8e0e5; --blue:#2563eb; --blue-d:#1d4ed8; --green:#15803d;
  --green-bg:#e8f5ec; --amber:#b45309; --amber-bg:#fef3c7; --red:#b91c1c;
  --red-bg:#fee2e2; --radius:14px;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5}
[hidden]{display:none !important}
a{color:var(--blue)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:#17364f;color:#fff;position:sticky;top:0;z-index:10}
.brand{font-weight:800;font-size:19px;display:flex;align-items:center;gap:8px}
.brand-mark{font-size:22px}
.topbar-right{display:flex;align-items:center;gap:10px;font-size:14px;flex-wrap:wrap;justify-content:flex-end}
.mainnav{display:flex;gap:4px;padding:8px 12px;background:#fff;border-bottom:1px solid var(--line);overflow-x:auto;position:sticky;top:52px;z-index:9}
.mainnav a{white-space:nowrap;padding:9px 13px;border-radius:999px;text-decoration:none;color:var(--ink);font-weight:600;font-size:14px}
.mainnav a.active{background:var(--blue);color:#fff}
#view{max-width:860px;margin:0 auto;padding:18px 14px 60px}
.footer{max-width:860px;margin:0 auto;padding:18px 14px 40px;color:var(--muted);font-size:13px;text-align:center}
h1{font-size:26px;margin:0 0 6px}
h2{font-size:20px;margin:22px 0 10px}
h3{font-size:16px;margin:16px 0 8px}
p{margin:8px 0}
.sub{color:var(--muted)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin:12px 0}
.card h2{margin-top:0}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:12px 0}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.stat .num{font-size:24px;font-weight:800}
.stat .lbl{color:var(--muted);font-size:13px}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700}
.badge-ok{background:var(--green-bg);color:var(--green)}
.badge-warn{background:var(--amber-bg);color:var(--amber)}
.badge-bad{background:var(--red-bg);color:var(--red)}
.badge-info{background:#dbeafe;color:var(--blue-d)}
.list{list-style:none;margin:0;padding:0}
.list li{padding:11px 0;border-bottom:1px solid var(--line)}
.list li:last-child{border-bottom:0}
.fld{display:block;margin:12px 0}
.fld span{display:block;font-weight:600;margin-bottom:5px;font-size:14px}
.fld small{color:var(--muted)}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=date],input[type=datetime-local],select,textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:16px;font-family:inherit;background:#fff}
textarea{min-height:90px;resize:vertical}
.btn{border:0;border-radius:10px;padding:12px 18px;font-weight:700;font-size:15px;cursor:pointer;background:#e2e8f0;color:var(--ink)}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-d)}
.btn-green{background:var(--green);color:#fff}
.btn-danger{background:var(--red);color:#fff}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4)}
.btn-sm{padding:8px 12px;font-size:13px}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.tabs{display:flex;gap:6px;margin:12px 0;flex-wrap:wrap}
.tabs button{padding:9px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:600;cursor:pointer}
.tabs button.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.form-err{background:var(--red-bg);color:var(--red);padding:10px 12px;border-radius:10px;margin:10px 0;font-weight:600}
.form-ok{background:var(--green-bg);color:var(--green);padding:10px 12px;border-radius:10px;margin:10px 0;font-weight:600}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 18px;border-radius:10px;font-weight:600;z-index:100;max-width:92vw;text-align:center}
.muted{color:var(--muted);font-size:14px}
.money-pos{color:var(--green);font-weight:700}
.money-neg{color:var(--red);font-weight:700}
.photo-thumb{max-width:100%;border-radius:10px;margin-top:8px}
.hero{background:linear-gradient(180deg,#17364f,#1f4e6b);color:#fff;border-radius:18px;padding:28px 22px;margin:12px 0}
.hero h1{font-size:30px}
.hero p{color:#dbeafe}
.hero .btn{margin-top:10px}
.principles{display:grid;gap:10px;margin:14px 0}
.principles div{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.principles strong{display:block;margin-bottom:4px}
@media(min-width:640px){.principles{grid-template-columns:1fr 1fr}}