:root{
  --teal-900:#0B3D3A;
  --teal-800:#0F4C47;
  --teal-700:#146B64;
  --teal-600:#1B8177;
  --teal-500:#1F8A7F;
  --teal-100:#E4F2EF;
  --teal-50:#F1F8F6;
  --sand:#F7F4EC;
  --maize:#DFA02E;
  --maize-dark:#B87F1E;
  --clay:#B5563A;
  --ink:#12302C;
  --ink-soft:#4C6864;
  --line:#D8E6E2;
  --card:#FFFFFF;
  --green-ok:#2F8F52;
  --green-ok-bg:#E4F5E9;
  --red-no:#C4483A;
  --red-no-bg:#FBE7E4;
  --amber:#B87F1E;
  --amber-bg:#FBF0DC;
  --radius:14px;
  --shadow:0 2px 10px rgba(11,61,58,0.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:'Inter',sans-serif;background:var(--sand);color:var(--ink);}
h1,h2,h3,h4,.brand,.nav-label,.stat-label{font-family:'Manrope',sans-serif;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;}
a{color:inherit;}

/* ---------- Login ---------- */
#login-screen{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 20% 15%, #164f49 0%, var(--teal-900) 55%, #082826 100%);
  padding:24px;
}
.login-card{
  background:var(--card);border-radius:20px;padding:40px 36px;width:100%;max-width:380px;
  box-shadow:0 20px 50px rgba(0,0,0,0.35);text-align:center;
}
.login-mark{
  width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,var(--teal-600),var(--teal-900));
  display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:var(--maize);font-size:26px;
}
.login-card h1{font-size:20px;margin:0 0 2px;color:var(--teal-900);}
.login-card .tag{font-size:13px;color:var(--ink-soft);margin-bottom:26px;}
.field{text-align:left;margin-bottom:16px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-soft);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;font-size:15px;color:var(--ink);
  background:var(--teal-50);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--teal-500);outline-offset:1px;border-color:var(--teal-500);}
.btn{
  border:none;border-radius:10px;padding:13px 20px;font-weight:700;font-size:15px;display:inline-flex;
  align-items:center;justify-content:center;gap:8px;transition:transform .1s, filter .15s;
}
.btn:active{transform:scale(.98);}
.btn:disabled{opacity:.6;cursor:not-allowed;}
.btn-primary{background:var(--teal-700);color:#fff;}
.btn-primary:hover{filter:brightness(1.08);}
.btn-block{width:100%;}
.btn-maize{background:var(--maize);color:#3a2a06;}
.btn-outline{background:transparent;border:1.5px solid var(--teal-700);color:var(--teal-700);}
.btn-danger{background:var(--red-no);color:#fff;}
.btn-ghost{background:transparent;color:var(--ink-soft);}
.btn-sm{padding:8px 14px;font-size:13px;border-radius:8px;}
.login-help{margin-top:18px;font-size:12.5px;color:var(--ink-soft);}
.login-error{background:var(--red-no-bg);color:var(--red-no);padding:10px 14px;border-radius:10px;font-size:13px;margin-bottom:16px;text-align:left;}

/* ---------- App layout ---------- */
.layout{display:flex;min-height:100vh;}
.sidebar{
  width:230px;background:var(--teal-900);color:#eafaf6;flex-shrink:0;
  display:flex;flex-direction:column;padding:20px 14px;
}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:6px 8px 22px;text-decoration:none;}
.sidebar .brand .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--teal-500),var(--teal-900));display:flex;align-items:center;justify-content:center;color:var(--maize);}
.sidebar .brand span{font-weight:800;font-size:15px;line-height:1.15;}
.nav-section-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.06em;color:#7fb0a6;font-weight:700;padding:14px 12px 6px;}
.side-link{
  display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:10px;color:#bfe3dc;
  font-size:14px;font-weight:600;margin-bottom:2px;text-decoration:none;border:none;background:transparent;width:100%;text-align:left;
}
.side-link i{font-size:17px;width:20px;text-align:center;}
.side-link.active{background:var(--teal-700);color:#fff;}
.side-link:hover:not(.active){background:rgba(255,255,255,0.06);color:#fff;}
.side-bottom{margin-top:auto;padding-top:10px;border-top:1px solid rgba(255,255,255,0.1);}
.side-user{display:flex;align-items:center;gap:10px;padding:10px 8px;font-size:13px;}
.side-user .avatar{width:32px;height:32px;border-radius:50%;background:var(--maize);color:#3a2a06;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;flex-shrink:0;}

.main{flex:1;min-width:0;}
.topbar{
  display:flex;align-items:center;justify-content:space-between;padding:18px 28px;background:var(--card);
  border-bottom:1px solid var(--line);
}
.topbar h1{font-size:19px;margin:0;color:var(--teal-900);}
.topbar .sub{font-size:12.5px;color:var(--ink-soft);margin-top:2px;}
.topbar-actions{display:none;align-items:center;gap:4px;flex-shrink:0;}
.topbar-icon-btn{
  display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;
  color:var(--ink-soft);font-size:18px;flex-shrink:0;text-decoration:none;
}
.topbar-icon-btn:hover{background:var(--teal-50);color:var(--teal-800);}
.content{padding:24px 28px 100px;}

.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;}
.badge.approved{background:var(--green-ok-bg);color:var(--green-ok);}
.badge.rejected{background:var(--red-no-bg);color:var(--red-no);}
.badge.pending{background:var(--amber-bg);color:var(--amber);}
.badge.inactive{background:var(--red-no-bg);color:var(--red-no);}
.badge.archived{background:var(--teal-50);color:var(--ink-soft);}

.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line);}
.grid{display:grid;gap:16px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:1.3fr 1fr;}

.stat-card{padding:18px 20px;}
.stat-label{font-size:12.5px;color:var(--ink-soft);font-weight:600;text-transform:uppercase;letter-spacing:.03em;}
.stat-value{font-size:26px;font-weight:800;color:var(--teal-900);margin-top:6px;font-family:'Manrope',sans-serif;}
.stat-sub{font-size:12px;color:var(--ink-soft);margin-top:4px;}

.section-title{font-size:15px;font-weight:800;color:var(--teal-900);margin:0 0 14px;display:flex;align-items:center;justify-content:space-between;}

table{width:100%;border-collapse:collapse;font-size:13.5px;}
thead th{text-align:left;padding:10px 14px;background:var(--teal-50);color:var(--teal-800);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.03em;border-bottom:1px solid var(--line);}
tbody td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle;}
tbody tr:hover{background:var(--teal-50);}
.amount{font-weight:700;color:var(--teal-900);font-variant-numeric:tabular-nums;}
.currency-tag{font-size:10.5px;color:var(--ink-soft);font-weight:600;margin-left:3px;}

.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px;}
.filters select,.filters input{padding:8px 12px;border-radius:8px;border:1.5px solid var(--line);font-size:13px;background:var(--card);}

.bar-row{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.bar-row .lbl{width:110px;font-size:12.5px;color:var(--ink-soft);font-weight:600;flex-shrink:0;}
.bar-track{flex:1;background:var(--teal-50);border-radius:6px;height:14px;overflow:hidden;}
.bar-fill{height:100%;border-radius:6px;background:linear-gradient(90deg,var(--teal-500),var(--teal-700));}
.bar-row .val{width:80px;text-align:right;font-size:12.5px;font-weight:700;color:var(--teal-900);}

.card-list{display:none;}
.expense-card{padding:14px 16px;border-bottom:1px solid var(--line);}
.expense-card:last-child{border-bottom:none;}
.expense-card .row1{display:flex;justify-content:space-between;align-items:flex-start;}
.expense-card .cat{font-weight:700;color:var(--teal-900);font-size:14.5px;}
.expense-card .date{font-size:12px;color:var(--ink-soft);margin-top:2px;}
.expense-card .amt{font-weight:800;font-size:16px;color:var(--teal-900);}
.expense-card .note{font-size:12.5px;color:var(--ink-soft);margin-top:6px;}
.expense-card .reject-note{font-size:12px;color:var(--red-no);margin-top:6px;background:var(--red-no-bg);padding:6px 10px;border-radius:8px;}
.expense-card .row2{display:flex;justify-content:space-between;align-items:center;margin-top:8px;gap:8px;flex-wrap:wrap;}

.receipt-drop{
  border:2px dashed var(--line);border-radius:12px;padding:20px;text-align:center;color:var(--ink-soft);
  font-size:13px;background:var(--teal-50);cursor:pointer;
}
.receipt-drop i{font-size:22px;color:var(--teal-500);display:block;margin-bottom:6px;}
.receipt-drop img{max-width:100%;max-height:160px;border-radius:8px;margin-top:8px;}

.fab{
  position:fixed;bottom:82px;right:20px;width:56px;height:56px;border-radius:50%;background:var(--maize);
  color:#3a2a06;border:none;box-shadow:0 6px 16px rgba(0,0,0,0.25);font-size:24px;display:none;align-items:center;justify-content:center;z-index:50;
  text-decoration:none;
}

.bottom-nav{
  display:none;position:fixed;bottom:0;left:0;right:0;background:var(--card);border-top:1px solid var(--line);
  padding:6px 4px 10px;z-index:60;box-shadow:0 -2px 10px rgba(0,0,0,0.06);
}
.bottom-nav-inner{display:flex;justify-content:space-around;}
.bn-item{display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--ink-soft);font-size:10.5px;font-weight:600;background:none;border:none;padding:4px 6px;text-decoration:none;}
.bn-item i{font-size:19px;}
.bn-item.active{color:var(--teal-700);}

.modal-overlay{
  display:none;position:fixed;inset:0;background:rgba(11,61,58,0.45);z-index:200;align-items:center;justify-content:center;padding:20px;
}
.modal-overlay.show{display:flex;}
.modal-box{background:#fff;border-radius:16px;padding:26px;max-width:400px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,0.3);}
.modal-box h3{margin:0 0 6px;color:var(--teal-900);font-size:17px;}
.modal-box p{font-size:13.5px;color:var(--ink-soft);margin:0 0 16px;}
.modal-actions{display:flex;gap:10px;margin-top:18px;}

.owner-only{outline:1.5px dashed var(--clay);outline-offset:3px;position:relative;}
.owner-tag{position:absolute;top:-9px;left:8px;background:var(--clay);color:#fff;font-size:9.5px;font-weight:800;padding:1px 7px;border-radius:6px;letter-spacing:.03em;}

.pill-tabs{display:flex;gap:6px;background:var(--teal-50);padding:4px;border-radius:10px;width:fit-content;margin-bottom:18px;}
.pill-tabs a,.pill-tabs button{border:none;background:transparent;padding:8px 16px;border-radius:8px;font-size:13px;font-weight:700;color:var(--ink-soft);text-decoration:none;}
.pill-tabs a.active,.pill-tabs button.active{background:var(--card);color:var(--teal-800);box-shadow:0 1px 3px rgba(0,0,0,0.08);}

.helper-note{font-size:12px;color:var(--ink-soft);margin-top:4px;}
.flash{padding:12px 16px;border-radius:10px;font-size:13.5px;margin-bottom:16px;}
.flash-success{background:var(--green-ok-bg);color:var(--green-ok);}
.flash-error{background:var(--red-no-bg);color:var(--red-no);}
.empty-state{padding:40px 20px;text-align:center;color:var(--ink-soft);font-size:13.5px;}
.empty-state i{font-size:30px;color:var(--teal-500);display:block;margin-bottom:10px;}
.toggle-switch{position:relative;display:inline-block;width:42px;height:24px;flex-shrink:0;}
.toggle-switch input{opacity:0;width:0;height:0;}
.toggle-slider{position:absolute;cursor:pointer;inset:0;background:var(--line);border-radius:999px;transition:.15s;}
.toggle-slider:before{content:"";position:absolute;height:18px;width:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.15s;}
.toggle-switch input:checked + .toggle-slider{background:var(--teal-600);}
.toggle-switch input:checked + .toggle-slider:before{transform:translateX(18px);}
.notif-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);}
.notif-row:last-child{border-bottom:none;}

/* ---------- Mobile responsive ---------- */
@media (max-width: 860px){
  .layout{display:block;min-height:auto;}
  .sidebar{display:none;}
  .content{padding:16px 14px 90px;}
  .topbar{padding:16px 16px 12px;}
  .topbar h1{font-size:17px;}
  .grid-4{grid-template-columns:1fr 1fr;}
  .grid-2{grid-template-columns:1fr;}
  table{display:none;}
  .card-list{display:block;}
  .bottom-nav{display:block;}
  .fab{display:flex;}
  .topbar-actions{display:flex;}
  .content{padding-bottom:110px;}
  .pill-tabs{
    width:auto;max-width:100%;overflow-x:auto;flex-wrap:nowrap;
    -webkit-overflow-scrolling:touch;
  }
  .pill-tabs a,.pill-tabs button{white-space:nowrap;flex-shrink:0;}
}