@import url('https://fonts.googleapis.com/css2?family=Archivo+Expanded:wght@700;800&family=Work+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  --ink:#26221D;
  --sand:#EEE4CF;
  --sand-deep:#E3D5B4;
  --amber:#DE9F2E;
  --rust:#B5502A;
  --paper:#FBF8F2;
  --line:#D9CBA8;
  --green:#5C7A4E;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{
  background:var(--sand-deep);
  font-family:'Work Sans',sans-serif;
  color:var(--ink);
}

/* ---------- Login ---------- */
.login-body{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:100vh;
  padding:20px;
}
.login-card{
  background:var(--paper);
  border-radius:16px;
  padding:32px 28px;
  max-width:340px;
  width:100%;
  box-shadow:0 24px 60px -20px rgba(38,34,29,0.35);
  border:1px solid rgba(38,34,29,0.08);
}
.login-card h1{
  font-family:'Archivo Expanded',sans-serif;
  font-size:22px;
  font-weight:800;
  margin-bottom:20px;
}
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:10.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--rust);
  margin-bottom:6px;
}
.login-card label{font-size:12px;color:#7A7266;display:block;margin-bottom:5px;}
.login-card input{
  width:100%;
  padding:10px 12px;
  border-radius:8px;
  border:1px solid var(--line);
  margin-bottom:14px;
  font-size:14px;
}
.error{color:var(--rust);font-size:12.5px;margin-top:6px;}

/* ---------- App shell ---------- */
header.appbar{
  background:var(--ink);
  color:var(--sand);
  padding:16px 20px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
header.appbar h1{
  font-family:'Archivo Expanded',sans-serif;
  font-size:16px;
  font-weight:800;
}
header.appbar .sub{
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  color:var(--amber);
  letter-spacing:0.1em;
  text-transform:uppercase;
}
#logoutBtn{
  background:transparent;
  border:1px solid var(--sand);
  color:var(--sand);
  border-radius:6px;
  padding:6px 12px;
  font-size:12px;
  cursor:pointer;
  font-family:'IBM Plex Mono',monospace;
}

nav.tabs{
  display:flex;
  overflow-x:auto;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
nav.tabs button{
  flex:1;
  min-width:110px;
  padding:12px 8px;
  background:transparent;
  border:none;
  font-family:'IBM Plex Mono',monospace;
  font-size:11.5px;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:#8A8172;
  cursor:pointer;
  border-bottom:3px solid transparent;
}
nav.tabs button.active{
  color:var(--rust);
  border-bottom-color:var(--amber);
  font-weight:600;
}

main{
  max-width:760px;
  margin:0 auto;
  padding:20px 16px 60px;
}

.panel{
  background:var(--paper);
  border-radius:14px;
  padding:18px 20px 20px;
  margin-bottom:16px;
  border:1px solid rgba(38,34,29,0.08);
}
.panel h2{
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  letter-spacing:0.12em;
  text-transform:uppercase;
  color:var(--rust);
  margin-bottom:14px;
}

form.grid{display:flex;flex-direction:column;gap:10px;}
.row{display:flex;gap:10px;flex-wrap:wrap;}
.row > *{flex:1;min-width:120px;}
label{font-size:11px;color:#7A7266;display:block;margin-bottom:4px;}
input[type=text], input[type=number], input[type=date], select, textarea{
  width:100%;
  padding:9px 10px;
  border-radius:8px;
  border:1px solid var(--line);
  background:#fff;
  font-family:'Work Sans',sans-serif;
  font-size:14px;
  color:var(--ink);
}
input:focus, select:focus, textarea:focus{outline:2px solid var(--amber);outline-offset:1px;}

button{
  font-family:'IBM Plex Mono',monospace;
  font-weight:600;
  font-size:13px;
  border:none;
  border-radius:8px;
  padding:10px 16px;
  cursor:pointer;
}
.btn-primary{background:var(--amber);color:var(--ink);margin-top:4px;}
.btn-primary:hover{background:#CC9027;}
.btn-small{background:var(--sand);color:var(--ink);font-size:11px;padding:6px 10px;}
.btn-small.paid{background:var(--green);color:#fff;}
.btn-danger{background:transparent;color:var(--rust);font-size:11px;padding:6px 8px;}

table{width:100%;border-collapse:collapse;font-size:13px;}
th{
  text-align:left;
  font-family:'IBM Plex Mono',monospace;
  font-size:10px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:#8A8172;
  padding:8px 6px;
  border-bottom:1px solid var(--line);
}
td{padding:9px 6px;border-bottom:1px solid var(--line);vertical-align:middle;}
tr:last-child td{border-bottom:none;}
.mono{font-family:'IBM Plex Mono',monospace;}
.tag-unpaid{color:var(--rust);font-size:11px;}
.tag-income{color:var(--green);}
.tag-expense{color:var(--rust);}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin-bottom:16px;}
.stat{background:var(--paper);border-radius:12px;padding:14px 12px;border:1px solid rgba(38,34,29,0.08);}
.stat .label{font-family:'IBM Plex Mono',monospace;font-size:9.5px;letter-spacing:0.08em;text-transform:uppercase;color:#8A8172;margin-bottom:5px;}
.stat .value{font-family:'IBM Plex Mono',monospace;font-size:17px;font-weight:600;}
.stat.green .value{color:var(--green);}
.stat.rust .value{color:var(--rust);}

.empty{text-align:center;padding:20px 10px;color:#9A9284;font-size:13px;}
.month-block{margin-bottom:18px;}
.month-title{font-family:'Archivo Expanded',sans-serif;font-weight:800;font-size:14px;margin-bottom:8px;}