/* ============ TOKENS ============ */
:root{
  --bg:#F5F6FB;
  --surface:#FFFFFF;
  --ink:#1A1D29;
  --muted:#6B7280;
  --border:#E7E8F2;

  --navy:#14163B;
  --navy-soft:#1E2152;
  --navy-text:#C9CBE8;

  --primary:#4C5FD7;
  --primary-dark:#3A47B0;
  --primary-soft:#EEF0FD;

  --success:#1FA97A;
  --success-soft:#E6F7F0;
  --warning:#E8A33D;
  --warning-soft:#FCF1DF;
  --danger:#E25B5B;
  --danger-soft:#FCEAEA;
  --gold:#C9962E;
  --gold-soft:#FBF1DD;

  --radius:14px;
  --radius-sm:8px;
  --shadow:0 4px 16px rgba(20,22,59,0.06);
  --shadow-lg:0 16px 40px rgba(20,22,59,0.18);
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; transition-duration:.001ms !important; }
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
}
h1,h2,h3,h4{ font-family:'Sora',system-ui,sans-serif; margin:0; }
.hidden{ display:none !important; }
.muted{ color:var(--muted); }
.small{ font-size:12px; }

/* ============ LOGIN ============ */
.login-wrap{
  min-height:100vh;
  display:flex; align-items:center; justify-content:center;
  background:radial-gradient(circle at 20% 20%, #20245e 0%, #14163B 55%, #0d0e26 100%);
  padding:20px;
}
.login-card{
  background:var(--surface);
  border-radius:20px;
  padding:36px 32px;
  width:100%; max-width:380px;
  box-shadow:var(--shadow-lg);
  animation:rise .5s ease both;
}
@keyframes rise{ from{ opacity:0; transform:translateY(16px); } to{ opacity:1; transform:translateY(0); } }
.login-brand{ text-align:center; margin-bottom:24px; }
.brand-mark{
  width:52px; height:52px; border-radius:14px;
  background:linear-gradient(135deg,var(--primary),#7B5FE0);
  display:flex; align-items:center; justify-content:center;
  margin:0 auto 12px; padding:11px;
  box-shadow:0 8px 20px rgba(76,95,215,.35);
  animation:markGlow 3.6s ease-in-out .9s infinite;
}
.brand-mark.small{ width:34px; height:34px; border-radius:10px; margin:0; padding:7px; }
.brand-mark svg{ width:100%; height:100%; display:block; overflow:visible; }
.brand-mark .bar{ transform-box:fill-box; transform-origin:bottom center; animation:barRise .6s cubic-bezier(.34,1.56,.64,1) both; }
.brand-mark .bar1{ animation-delay:.05s; }
.brand-mark .bar2{ animation-delay:.17s; }
.brand-mark .bar3{ animation-delay:.29s; }
.brand-mark .dot{ transform-box:fill-box; transform-origin:center; animation:dotPop .45s cubic-bezier(.34,1.56,.64,1) both; animation-delay:.48s; }
.sidebar-brand:hover .brand-mark, .login-brand .brand-mark:hover{ transform:scale(1.06); transition:transform .25s ease; }
@keyframes barRise{ from{ transform:scaleY(0); opacity:0; } to{ transform:scaleY(1); opacity:1; } }
@keyframes dotPop{ from{ transform:scale(0); opacity:0; } to{ transform:scale(1); opacity:1; } }
@keyframes markGlow{ 0%,100%{ box-shadow:0 8px 20px rgba(76,95,215,.35); } 50%{ box-shadow:0 8px 26px rgba(201,150,46,.4); } }
.login-brand h1{ font-size:22px; color:var(--ink); }
.login-brand p{ margin:4px 0 0; color:var(--muted); font-size:13px; }
#loginForm label{ display:block; font-size:13px; font-weight:600; margin-bottom:14px; color:var(--ink); }
#loginForm input{
  width:100%; margin-top:6px; padding:11px 12px;
  border:1.5px solid var(--border); border-radius:var(--radius-sm);
  font-size:14px; font-family:inherit; transition:border-color .15s,box-shadow .15s;
}
#loginForm input:focus{ outline:none; border-color:var(--primary); box-shadow:0 0 0 3px var(--primary-soft); }
.form-error{ color:var(--danger); font-size:13px; min-height:18px; margin:8px 0 0; }
.login-foot{ text-align:center; font-size:12px; color:var(--muted); margin-top:18px; }

/* ============ BUTTONS ============ */
.btn{
  font-family:inherit; font-weight:600; font-size:14px;
  border:none; border-radius:var(--radius-sm); padding:11px 18px;
  cursor:pointer; transition:transform .12s,box-shadow .12s,background .15s;
}
.btn:active{ transform:scale(.97); }
.btn-block{ width:100%; }
.btn-primary{ background:linear-gradient(135deg,var(--primary),var(--primary-dark)); color:#fff; box-shadow:0 6px 16px rgba(76,95,215,.3); }
.btn-primary:hover{ box-shadow:0 8px 20px rgba(76,95,215,.4); }
.btn-ghost{ background:transparent; color:var(--navy-text); border:1.5px solid rgba(255,255,255,.12); }
.btn-ghost:hover{ background:rgba(255,255,255,.06); }
.btn-outline{ background:#fff; color:var(--primary); border:1.5px solid var(--primary-soft); }
.btn-outline:hover{ background:var(--primary-soft); }
.btn-danger-outline{ background:#fff; color:var(--danger); border:1.5px solid var(--danger-soft); }
.btn-danger-outline:hover{ background:var(--danger-soft); }
.btn-sm{ padding:6px 12px; font-size:12.5px; }
.icon-btn{ background:none; border:none; cursor:pointer; font-size:16px; color:var(--muted); }
.icon-btn:hover{ color:var(--ink); }

/* ============ APP SHELL ============ */
.app-shell{ display:flex; min-height:100vh; }
.sidebar{
  width:248px; background:var(--navy); color:var(--navy-text);
  display:flex; flex-direction:column; padding:20px 14px;
  position:sticky; top:0; height:100vh; flex-shrink:0;
}
.sidebar-brand{ display:flex; align-items:center; gap:10px; padding:6px 8px 22px; color:#fff; font-family:'Sora',sans-serif; font-weight:700; }
.nav{ flex:1; overflow-y:auto; }
.nav-group-label{ font-size:11px; text-transform:uppercase; letter-spacing:.06em; color:rgba(201,203,232,.45); margin:18px 10px 8px; }
.nav-link{
  display:flex; align-items:center; gap:10px;
  padding:10px 12px; border-radius:10px; color:var(--navy-text);
  text-decoration:none; font-size:13.5px; font-weight:500;
  margin-bottom:2px; transition:background .15s,color .15s;
  position:relative;
}
.nav-link.sub{ padding-left:14px; font-size:13px; }
.nav-link:hover{ background:rgba(255,255,255,.06); color:#fff; }
.nav-link.active{ background:var(--navy-soft); color:#fff; }
.nav-link.active::before{ content:''; position:absolute; left:-14px; top:8px; bottom:8px; width:3px; border-radius:3px; background:var(--primary); }
.nav-link.disabled{ opacity:.4; cursor:not-allowed; pointer-events:none; }
.nav-link em{ font-style:normal; font-size:10px; margin-left:auto; background:rgba(255,255,255,.08); padding:2px 6px; border-radius:6px; }
.nav-dot{ width:7px; height:7px; border-radius:50%; flex-shrink:0; }
.dot-indigo{ background:var(--primary); }
.dot-success{ background:var(--success); }
.dot-danger{ background:var(--danger); }
.dot-warning{ background:var(--warning); }
.dot-gold{ background:var(--gold); }

.main{ flex:1; min-width:0; }
.topbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:20px 32px; background:var(--surface); border-bottom:1px solid var(--border);
  position:sticky; top:0; z-index:5;
}
.topbar-right{ display:flex; align-items:center; gap:10px; }
.page-content{ padding:28px 32px 60px; animation:fadein .25s ease both; }
@keyframes fadein{ from{ opacity:0; transform:translateY(6px); } to{ opacity:1; transform:translateY(0); } }

.chip{ font-size:12px; font-weight:700; padding:4px 10px; border-radius:20px; }
.chip-indigo{ background:var(--primary-soft); color:var(--primary-dark); }
.chip-gold{ background:var(--gold-soft); color:var(--gold); }
.chip-success{ background:var(--success-soft); color:var(--success); }
.chip-danger{ background:var(--danger-soft); color:var(--danger); }
.chip-warning{ background:var(--warning-soft); color:#9C6A12; }

/* ============ CARDS / TABLES ============ */
.card{ background:var(--surface); border-radius:var(--radius); box-shadow:var(--shadow); padding:22px; margin-bottom:20px; transition:box-shadow .2s,transform .2s; }
.card:hover{ box-shadow:0 10px 28px rgba(20,22,59,.1); }
.card-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; gap:12px; flex-wrap:wrap; }
.card-head h3{ font-size:16px; }

.kpi-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:16px; margin-bottom:24px; }
.kpi-card{ background:var(--surface); border-radius:var(--radius); padding:18px 20px; box-shadow:var(--shadow); border-left:4px solid var(--primary); }
.kpi-card.success{ border-left-color:var(--success); }
.kpi-card.danger{ border-left-color:var(--danger); }
.kpi-card.warning{ border-left-color:var(--warning); }
.kpi-label{ font-size:12px; color:var(--muted); font-weight:600; text-transform:uppercase; letter-spacing:.04em; }
.kpi-value{ font-family:'Sora',sans-serif; font-size:26px; font-weight:700; margin-top:6px; }

table.tbl{ width:100%; border-collapse:collapse; font-size:13.5px; }
table.tbl th{ text-align:left; font-size:11.5px; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); padding:10px 12px; border-bottom:2px solid var(--border); }
table.tbl td{ padding:12px; border-bottom:1px solid var(--border); vertical-align:middle; }
table.tbl tr{ transition:background .15s; }
table.tbl tbody tr:hover{ background:#FAFAFE; }
.row-bar{ border-left:3px solid transparent; padding-left:9px !important; }
.row-bar.in{ border-left-color:var(--success); }
.row-bar.out{ border-left-color:var(--danger); }
.row-actions{ display:flex; gap:6px; }
.empty-state{ text-align:center; padding:48px 12px; color:var(--muted); }
.empty-state .em-icon{ font-size:30px; margin-bottom:8px; }

.gst-split{ display:inline-flex; border-radius:8px; overflow:hidden; font-size:11px; font-weight:700; }
.gst-split span{ padding:4px 8px; color:#fff; }
.gst-split .c{ background:var(--success); }
.gst-split .s{ background:var(--primary); }
.gst-split .i{ background:var(--gold); }

/* ============ FORMS ============ */
.form-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:14px; }
.form-grid.full, .form-field.full{ grid-column:1/-1; }
.form-field label{ display:block; font-size:12.5px; font-weight:600; margin-bottom:6px; color:var(--ink); }
.form-field input, .form-field select, .form-field textarea{
  width:100%; padding:10px 11px; border:1.5px solid var(--border); border-radius:var(--radius-sm);
  font-size:13.5px; font-family:inherit; background:#fff; transition:border-color .15s,box-shadow .15s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{ outline:none; border-color:var(--primary); box-shadow:0 0 0 3px var(--primary-soft); }
.form-field textarea{ resize:vertical; min-height:70px; }
.mono-input{ font-family:'SF Mono',Consolas,Menlo,monospace; font-size:12.5px; letter-spacing:.02em; }
.form-actions{ display:flex; justify-content:flex-end; gap:10px; margin-top:18px; grid-column:1/-1; }
.hint{ font-size:11.5px; color:var(--muted); margin-top:4px; }

/* ============ MODAL ============ */
.modal-overlay{
  position:fixed; inset:0; background:rgba(20,22,59,.45); backdrop-filter:blur(2px);
  display:flex; align-items:center; justify-content:center; z-index:50; padding:20px;
  animation:fadein .15s ease both;
}
.modal-card{ background:#fff; border-radius:18px; width:100%; max-width:560px; max-height:88vh; overflow-y:auto; box-shadow:var(--shadow-lg); animation:modalIn .22s ease both; }
@keyframes modalIn{ from{ opacity:0; transform:translateY(18px) scale(.98); } to{ opacity:1; transform:translateY(0) scale(1); } }
.modal-head{ display:flex; align-items:center; justify-content:space-between; padding:20px 22px; border-bottom:1px solid var(--border); }
.modal-body{ padding:22px; }

/* ============ TOAST ============ */
.toast-host{ position:fixed; bottom:22px; right:22px; display:flex; flex-direction:column; gap:10px; z-index:80; }
.toast{
  background:var(--navy); color:#fff; padding:12px 16px; border-radius:10px; font-size:13.5px;
  box-shadow:var(--shadow-lg); min-width:220px; animation:toastIn .25s ease both;
  border-left:4px solid var(--success);
}
.toast.err{ border-left-color:var(--danger); }
@keyframes toastIn{ from{ opacity:0; transform:translateX(20px); } to{ opacity:1; transform:translateX(0); } }

/* ============ RESPONSIVE ============ */
@media (max-width:880px){
  .sidebar{ position:fixed; left:0; bottom:0; top:auto; height:auto; width:100%; flex-direction:row; padding:8px; z-index:40; overflow-x:auto; }
  .sidebar-brand,#logoutBtn,.nav-group-label{ display:none; }
  .nav{ display:flex; gap:4px; }
  .nav-link span.nav-dot{ display:none; }
  .nav-link em{ display:none; }
  .main{ padding-bottom:64px; }
  .topbar{ padding:16px 18px; }
  .page-content{ padding:18px; }
  .form-grid{ grid-template-columns:1fr; }
}

/* ============ PRINT VIEW (invoices / notes / vouchers) ============ */
.print-overlay{ position:fixed; inset:0; background:#fff; z-index:90; overflow-y:auto; }
.print-toolbar{ position:sticky; top:0; background:var(--navy); padding:12px 20px; display:flex; gap:10px; justify-content:flex-end; z-index:2; }
.print-area{ max-width:820px; margin:0 auto; padding:36px 40px; background:#fff; color:#1A1D29; font-family:'Inter',sans-serif; }

.doc-header{ display:flex; justify-content:space-between; align-items:flex-start; border-bottom:2.5px solid var(--navy); padding-bottom:16px; margin-bottom:20px; }
.doc-header h1{ font-size:20px; letter-spacing:.04em; color:var(--navy); margin:0 0 4px; }
.doc-company h2{ font-size:19px; margin:0 0 4px; }
.doc-company p{ margin:1px 0; font-size:12.5px; color:var(--muted); }
.doc-meta{ text-align:right; font-size:12.5px; }
.doc-meta p{ margin:2px 0; }
.doc-meta .doc-number{ font-size:15px; font-weight:700; color:var(--primary-dark); }

.doc-parties{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-bottom:20px; }
.doc-party-box{ border:1px solid var(--border); border-radius:10px; padding:12px 14px; }
.doc-party-box label{ font-size:10.5px; text-transform:uppercase; letter-spacing:.05em; color:var(--muted); font-weight:700; }
.doc-party-box p{ margin:3px 0; font-size:13px; }

table.doc-items{ width:100%; border-collapse:collapse; margin-bottom:16px; font-size:12.5px; }
table.doc-items th{ background:var(--navy); color:#fff; text-align:left; padding:8px 10px; font-size:11px; text-transform:uppercase; letter-spacing:.03em; }
table.doc-items td{ padding:9px 10px; border-bottom:1px solid var(--border); }
table.doc-items tfoot td{ border-bottom:none; font-weight:700; }

.doc-totals{ display:flex; justify-content:flex-end; margin-bottom:18px; }
.doc-totals table{ font-size:13px; min-width:260px; }
.doc-totals td{ padding:4px 10px; }
.doc-totals .grand{ font-size:16px; font-weight:800; color:var(--primary-dark); border-top:2px solid var(--navy); }

.doc-words{ font-size:12.5px; font-style:italic; color:var(--muted); margin-bottom:22px; }
.doc-footer{ display:flex; justify-content:space-between; gap:24px; margin-top:30px; }
.doc-footer .doc-bank p, .doc-footer .doc-terms p{ font-size:11.5px; margin:2px 0; color:var(--muted); }
.doc-footer .doc-terms{ max-width:280px; }
.doc-signature{ text-align:center; font-size:12.5px; }
.doc-signature .sig-line{ margin-top:46px; border-top:1px solid var(--ink); padding-top:6px; }

@media print {
  body *{ visibility:hidden; }
  .print-area, .print-area *{ visibility:visible; }
  .print-overlay{ position:absolute; inset:auto; top:0; left:0; background:#fff; }
  .print-area{ position:absolute; top:0; left:0; width:100%; max-width:none; padding:0; margin:0; }
  .no-print{ display:none !important; }
  @page{ size:A4; margin:14mm; }
}