:root{
  --bg:#F5F3EE;
  --card:#FFFFFF;
  --ink:#1B2B29;
  --muted:#5B6B68;
  --line:#E2E0D6;
  --primary:#0F5C55;
  --primary-dark:#0A413C;
  --primary-light:#DCEEE9;
  --amber:#B8790E;
  --amber-bg:#FBEEDA;
  --green:#20713F;
  --green-bg:#E1F1E5;
  --red:#B23A2E;
  --red-bg:#FBE6E2;
  --gray-bg:#EEECE4;
  --radius:14px;
  --shadow:0 1px 2px rgba(20,30,28,.06), 0 4px 14px rgba(20,30,28,.06);
  font-size:16px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:Georgia,'Times New Roman',serif; letter-spacing:.2px; margin:0;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit; font-size:16px;}
a{color:var(--primary);}

/* ---------- Layout shell ---------- */
#app{min-height:100vh; display:flex; flex-direction:column;}
.topbar{
  background:var(--primary-dark); color:#fff; padding:14px 18px;
  display:flex; align-items:center; justify-content:space-between;
  position:sticky; top:0; z-index:30;
}
.topbar .brand{display:flex; align-items:center; gap:10px;}
.topbar .brand .dot{width:10px;height:10px;border-radius:50%;background:#E8B23D;}
.topbar h1{font-size:18px; color:#fff; font-weight:600;}
.topbar .user-btn{
  background:rgba(255,255,255,.12); border:none; color:#fff; padding:8px 12px;
  border-radius:20px; font-size:13px; display:flex; align-items:center; gap:6px; cursor:pointer;
}

.layout{display:flex; flex:1; min-height:0;}
.sidenav{
  width:230px; background:var(--primary-dark); color:#fff; padding:10px;
  display:none; flex-direction:column; gap:2px;
}
.sidenav button{
  text-align:left; background:transparent; border:none; color:#cfe4e0; padding:11px 14px;
  border-radius:10px; cursor:pointer; font-size:14.5px; display:flex; gap:10px; align-items:center;
}
.sidenav button.active{background:var(--primary); color:#fff; font-weight:600;}
.sidenav button:hover{background:rgba(255,255,255,.08);}

main{flex:1; padding:16px; padding-bottom:90px; max-width:1100px; margin:0 auto; width:100%;}

.bottomnav{
  position:fixed; bottom:0; left:0; right:0; background:#fff; border-top:1px solid var(--line);
  display:flex; overflow-x:auto; z-index:30; padding:4px 2px;
}
.bottomnav button{
  flex:0 0 auto; background:none; border:none; padding:8px 12px; font-size:11px; color:var(--muted);
  display:flex; flex-direction:column; align-items:center; gap:2px; min-width:64px; cursor:pointer;
}
.bottomnav button .ic{font-size:19px;}
.bottomnav button.active{color:var(--primary); font-weight:700;}

@media (min-width:860px){
  .sidenav{display:flex;}
  .bottomnav{display:none;}
  main{padding:24px 28px;}
}

/* ---------- Cards / generic ---------- */
.card{background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow); padding:16px; margin-bottom:14px;}
.section-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; flex-wrap:wrap; gap:10px;}
.section-head h2{font-size:20px;}
.section-head p.sub{color:var(--muted); font-size:13px; margin:4px 0 0;}

.btn{
  border:none; border-radius:10px; padding:11px 16px; font-size:14.5px; font-weight:600;
  cursor:pointer; display:inline-flex; align-items:center; gap:6px; white-space:nowrap;
}
.btn-primary{background:var(--primary); color:#fff;}
.btn-primary:hover{background:var(--primary-dark);}
.btn-ghost{background:var(--gray-bg); color:var(--ink);}
.btn-danger{background:var(--red-bg); color:var(--red);}
.btn-sm{padding:7px 11px; font-size:13px; border-radius:8px;}
.btn:disabled{opacity:.5; cursor:not-allowed;}
.icon-btn{background:none;border:none;cursor:pointer;font-size:17px;padding:6px;border-radius:8px;color:var(--muted);}
.icon-btn:hover{background:var(--gray-bg);}

.grid-cards{display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:10px;}
.kpi{background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow); padding:14px;}
.kpi .lbl{font-size:12px; color:var(--muted); text-transform:uppercase; letter-spacing:.4px;}
.kpi .val{font-size:22px; font-weight:700; margin-top:4px;}
.kpi .val.red{color:var(--red);}
.kpi .val.green{color:var(--green);}
.kpi .val.amber{color:var(--amber);}

.badge{display:inline-block; padding:3px 10px; border-radius:20px; font-size:12px; font-weight:700;}
.badge.green{background:var(--green-bg); color:var(--green);}
.badge.amber{background:var(--amber-bg); color:var(--amber);}
.badge.red{background:var(--red-bg); color:var(--red);}
.badge.gray{background:var(--gray-bg); color:var(--muted);}

.alert{padding:12px 14px; border-radius:12px; margin-bottom:10px; font-size:13.5px; display:flex; gap:10px; align-items:flex-start;}
.alert.red{background:var(--red-bg); color:#7a281e;}
.alert.amber{background:var(--amber-bg); color:#7a5209;}

/* ---------- List (cards on mobile, table on desktop) ---------- */
.list{display:flex; flex-direction:column; gap:8px;}
.list-item{
  background:var(--card); border-radius:12px; box-shadow:var(--shadow); padding:12px 14px;
  display:flex; align-items:center; justify-content:space-between; gap:10px; cursor:pointer;
}
.list-item .li-main{min-width:0;}
.list-item .li-title{font-weight:700; font-size:14.5px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis;}
.list-item .li-sub{font-size:12.5px; color:var(--muted); margin-top:2px;}
.list-item .li-right{display:flex; align-items:center; gap:8px; flex-shrink:0;}
.list-item .li-val{font-weight:700; font-size:14px;}
.empty{text-align:center; padding:40px 16px; color:var(--muted);}
.empty .big{font-size:34px; margin-bottom:8px;}

.searchbar{display:flex; gap:8px; margin-bottom:12px; flex-wrap:wrap;}
.searchbar input, .searchbar select{
  padding:10px 12px; border:1px solid var(--line); border-radius:10px; background:#fff; flex:1; min-width:130px;
}

/* ---------- Modal / form ---------- */
.overlay{
  position:fixed; inset:0; background:rgba(20,30,28,.45); display:flex; align-items:flex-end;
  justify-content:center; z-index:100; padding:0;
}
.modal{
  background:#fff; width:100%; max-width:560px; border-radius:18px 18px 0 0; max-height:92vh;
  overflow-y:auto; padding:18px 18px 24px;
}
@media (min-width:640px){
  .overlay{align-items:center; padding:20px;}
  .modal{border-radius:18px; max-height:88vh;}
}
.modal-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:14px;}
.modal-head h3{font-size:18px;}
.field{margin-bottom:12px;}
.field label{display:block; font-size:12.5px; font-weight:700; color:var(--muted); margin-bottom:5px;}
.field input, .field select, .field textarea{
  width:100%; padding:11px 12px; border:1px solid var(--line); border-radius:10px; background:#fbfaf7;
}
.field textarea{min-height:64px; resize:vertical;}
.field-row{display:grid; grid-template-columns:1fr 1fr; gap:10px;}
.modal-actions{display:flex; gap:10px; margin-top:16px; position:sticky; bottom:-24px; background:#fff; padding-top:8px;}
.modal-actions .btn{flex:1; justify-content:center;}

/* ---------- Recibo ---------- */
.recibo{background:#fff; border:1px solid var(--line); border-radius:12px; padding:22px; max-width:700px; margin:0 auto;}
.recibo h2{font-size:19px; text-align:center; color:var(--primary-dark); margin-bottom:2px;}
.recibo .sub{text-align:center; color:var(--muted); font-size:12.5px; margin-bottom:16px;}
.recibo table{width:100%; border-collapse:collapse; font-size:13.5px;}
.recibo table td{padding:6px 4px; border-bottom:1px dashed var(--line);}
.recibo .total-row td{font-weight:800; font-size:16px; border-bottom:none; border-top:2px solid var(--ink); padding-top:12px;}
.recibo .stamp{margin-top:18px; text-align:center; font-weight:800; padding:8px; border-radius:8px;}
.recibo .stamp.ok{background:var(--green-bg); color:var(--green);}
.recibo .stamp.no{background:var(--red-bg); color:var(--red);}
.recibo .sign{margin-top:38px; text-align:center; font-size:12.5px; color:var(--muted);}
.recibo .sign .line{border-top:1px solid var(--ink); width:70%; margin:0 auto 6px;}

@media print{
  .no-print{display:none !important;}
  main{padding:0;}
  body{background:#fff;}
  .recibo{border:none; box-shadow:none; padding:0;}
}

/* ---------- misc ---------- */
.tabs{display:flex; gap:6px; margin-bottom:14px; overflow-x:auto; padding-bottom:2px;}
.tabs button{padding:8px 14px; border-radius:20px; border:1px solid var(--line); background:#fff; font-size:13px; cursor:pointer; white-space:nowrap;}
.tabs button.active{background:var(--primary); color:#fff; border-color:var(--primary);}
.loading{display:flex; align-items:center; justify-content:center; padding:60px; color:var(--muted);}
.toast{
  position:fixed; bottom:90px; left:50%; transform:translateX(-50%); background:var(--ink); color:#fff;
  padding:11px 18px; border-radius:24px; font-size:13.5px; z-index:200; box-shadow:var(--shadow);
}
@media (min-width:860px){ .toast{bottom:24px;} }
.login-wrap{min-height:100vh; display:flex; align-items:center; justify-content:center; padding:20px; background:linear-gradient(160deg,var(--primary-dark),var(--primary));}
.login-card{background:#fff; border-radius:18px; padding:30px 26px; width:100%; max-width:380px; box-shadow:0 20px 50px rgba(0,0,0,.25);}
.login-card h1{font-size:22px; color:var(--primary-dark); margin-bottom:4px;}
.login-card p{color:var(--muted); font-size:13.5px; margin-bottom:20px;}
.link-btn{background:none;border:none;color:var(--primary);font-weight:700;cursor:pointer;font-size:13.5px;}
.help-text{font-size:12.5px; color:var(--muted); margin-top:10px; line-height:1.5;}
.pending-box{background:var(--amber-bg); color:#7a5209; padding:14px; border-radius:12px; font-size:13.5px; margin-top:14px;}