/* ─── VARIABLES ─────────────────────────────────────────── */
:root {
  --bg:       #080000;
  --card:     #1a0404;
  --card2:    #220606;
  --border:   #2a0808;
  --border2:  #4a1515;
  --red:      #cc1111;
  --red-b:    #ff2020;
  --red-s:    #ff7777;
  --red-d:    #880a0a;
  --gold:     #ffd700;
  --gold-d:   #ffb300;
  --text:     #ffffff;
  --text-s:   #f0cccc;
  --text-m:   #cc9999;
  --text-dim: #7a4444;
  --green:    #22c55e;
  --yellow:   #f59e0b;
  --blue:     #3b82f6;
  --sidebar:  260px;
  --radius:   8px;
  --glow-r:   0 0 18px rgba(220,20,20,0.55), 0 0 36px rgba(220,20,20,0.25);
  --glow-g:   0 0 14px rgba(255,215,0,0.4);
}

/* ─── RESET ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
body {
  font-family: 'Raleway', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea {
  font-family: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--card2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 8px 12px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(204,17,17,0.18);
}
select option { background: #1a0404; }
textarea { resize: vertical; min-height: 80px; }

/* ─── LAYOUT ─────────────────────────────────────────────── */
#app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ─── SIDEBAR ────────────────────────────────────────────── */
#sidebar {
  width: var(--sidebar);
  min-width: var(--sidebar);
  background: linear-gradient(180deg, #0f0101 0%, #1a0202 100%);
  border-right: 1px solid var(--border2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  z-index: 10;
}
#sidebar::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 1px; height: 100%;
  background: linear-gradient(180deg, transparent, var(--red-d), transparent);
}

.sb-logo-wrap {
  padding: 24px 20px 16px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.sb-logo {
  width: 180px;
  height: auto;
  filter: drop-shadow(var(--glow-r));
}

.sb-nav {
  flex: 1;
  padding: 16px 0;
  overflow-y: auto;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  color: var(--text-m);
  font-weight: 500;
  letter-spacing: .04em;
  transition: all .2s;
  border-left: 3px solid transparent;
  position: relative;
}
.nav-link:hover {
  color: var(--text-s);
  background: rgba(204,17,17,0.08);
  border-left-color: var(--red-d);
}
.nav-link.active {
  color: var(--gold);
  background: rgba(204,17,17,0.14);
  border-left-color: var(--red);
  text-shadow: var(--glow-g);
}
.nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
  color: var(--red);
}
.nav-link.active .nav-icon { color: var(--gold); }

.sb-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: var(--text-dim);
  font-size: 11px;
}
.sb-version { color: var(--red-d); font-size: 10px; }

/* ─── MAIN CONTENT ───────────────────────────────────────── */
#content {
  flex: 1;
  overflow-y: auto;
  padding: 32px 36px;
  background: var(--bg);
}
#content::-webkit-scrollbar { width: 6px; }
#content::-webkit-scrollbar-track { background: var(--bg); }
#content::-webkit-scrollbar-thumb { background: var(--red-d); border-radius: 3px; }

/* ─── PAGE HEADER ────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}
.page-title {
  font-family: 'Cinzel', serif;
  font-size: 22px;
  font-weight: 600;
  color: var(--gold);
  text-shadow: var(--glow-g);
  letter-spacing: .06em;
}
.page-subtitle {
  font-size: 12px;
  color: var(--text-m);
  margin-top: 2px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 12px;
  color: var(--text-dim);
}
.breadcrumb a { color: var(--red-s); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span { color: var(--text-dim); }

/* ─── CARDS ──────────────────────────────────────────────── */
.card {
  background: var(--card);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 20px;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color .2s;
}
.stat-card:hover { border-color: var(--red-d); }
.stat-label { font-size: 11px; color: var(--text-m); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; }
.stat-value { font-family: 'Cinzel', serif; font-size: 24px; color: var(--gold); font-weight: 600; }
.stat-value.red { color: var(--red-s); }
.stat-value.green { color: var(--green); }
.stat-sub { font-size: 11px; color: var(--text-dim); margin-top: 4px; }

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  border: none;
  transition: all .18s;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--red) 0%, var(--red-d) 100%);
  color: #fff;
  box-shadow: 0 2px 12px rgba(204,17,17,0.35);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--red-b) 0%, var(--red) 100%);
  box-shadow: var(--glow-r);
  transform: translateY(-1px);
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-d) 100%);
  color: #1a0000;
  box-shadow: 0 2px 10px rgba(255,215,0,0.3);
}
.btn-gold:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-secondary {
  background: var(--card2);
  color: var(--text-s);
  border: 1px solid var(--border2);
}
.btn-secondary:hover { border-color: var(--red-d); color: var(--text); }
.btn-danger {
  background: transparent;
  color: var(--red-s);
  border: 1px solid var(--red-d);
}
.btn-danger:hover { background: rgba(204,17,17,0.15); }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-icon { padding: 7px 10px; }
.btn-group { display: flex; gap: 8px; flex-wrap: wrap; }

/* ─── TABLES ─────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
thead th {
  background: var(--card2);
  color: var(--text-m);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-size: 11px;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border2);
}
tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background .15s;
}
tbody tr:hover { background: rgba(204,17,17,0.06); }
tbody td { padding: 11px 14px; color: var(--text-s); }
tbody td a { color: var(--red-s); }
tbody td a:hover { color: var(--gold); }

/* ─── FILTERS / SEARCH ───────────────────────────────────── */
.filters {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  align-items: center;
}
.filters input, .filters select { width: auto; min-width: 160px; }
.search-input { min-width: 220px !important; }

/* ─── FORMS ──────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 12px; color: var(--text-m); font-weight: 600; text-transform: uppercase; letter-spacing: .06em; }
.field-row { display: flex; gap: 12px; }

/* ─── LINE ITEMS TABLE ───────────────────────────────────── */
.line-items-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 8px;
}
.line-items-table th {
  background: #160202;
  color: var(--text-m);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: 8px 10px;
  text-align: left;
}
.line-items-table td { padding: 4px 4px; vertical-align: middle; }
.line-items-table td input {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border2);
  padding: 6px 8px;
  border-radius: 4px;
}
.line-items-table td input:focus { border-color: var(--red); }
.line-items-table .col-desc { width: 45%; }
.line-items-table .col-qty  { width: 12%; }
.line-items-table .col-price{ width: 18%; }
.line-items-table .col-total{ width: 18%; text-align: right; color: var(--gold); padding-right: 10px; font-weight: 600; }
.line-items-table .col-del  { width: 7%; text-align: center; }

.totals-block {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border2);
}
.total-row { display: flex; gap: 16px; font-size: 13px; color: var(--text-m); }
.total-row .lbl { width: 120px; text-align: right; }
.total-row .val { width: 120px; text-align: right; color: var(--text-s); }
.total-row.grand { font-size: 16px; color: var(--gold); font-weight: 700; margin-top: 4px; }
.total-row.grand .val { font-family: 'Cinzel', serif; }

/* ─── STATUS BADGES ──────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.badge-draft    { background: rgba(100,100,100,.25); color: #aaa; border: 1px solid #555; }
.badge-sent     { background: rgba(59,130,246,.2); color: #93c5fd; border: 1px solid #3b82f6; }
.badge-accepted { background: rgba(34,197,94,.2); color: #86efac; border: 1px solid #22c55e; }
.badge-converted{ background: rgba(168,85,247,.2); color: #d8b4fe; border: 1px solid #a855f7; }
.badge-paid     { background: rgba(34,197,94,.2); color: #86efac; border: 1px solid #22c55e; }
.badge-overdue  { background: rgba(239,68,68,.25); color: #fca5a5; border: 1px solid #ef4444; }
.badge-cancelled{ background: rgba(107,114,128,.2); color: #9ca3af; border: 1px solid #6b7280; }
.badge-declined { background: rgba(239,68,68,.2); color: #fca5a5; border: 1px solid #ef4444; }
.badge-expired  { background: rgba(245,158,11,.2); color: #fcd34d; border: 1px solid #f59e0b; }
.badge-quote    { background: rgba(59,130,246,.15); color: #7dd3fc; border: 1px solid #38bdf8; }
.badge-invoice  { background: rgba(220,38,38,.15); color: #fca5a5; border: 1px solid #ef4444; }

/* ─── CLIENT CARDS ───────────────────────────────────────── */
.client-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.client-card {
  background: var(--card);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 18px;
  transition: border-color .2s, transform .2s;
  cursor: pointer;
}
.client-card:hover { border-color: var(--red); transform: translateY(-2px); box-shadow: 0 4px 20px rgba(204,17,17,.18); }
.client-initials {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--red-d), var(--red));
  display: flex; align-items: center; justify-content: center;
  font-family: 'Cinzel', serif; font-weight: 700; font-size: 16px; color: #fff;
  margin-bottom: 12px;
  box-shadow: 0 0 12px rgba(204,17,17,.35);
}
.client-name { font-weight: 700; font-size: 15px; color: var(--text); margin-bottom: 2px; }
.client-company { font-size: 12px; color: var(--text-m); margin-bottom: 8px; }
.client-meta { font-size: 12px; color: var(--text-dim); display: flex; flex-direction: column; gap: 2px; }

/* ─── DETAIL VIEW ────────────────────────────────────────── */
.detail-header {
  background: var(--card);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
}
.detail-meta { display: flex; flex-direction: column; gap: 4px; }
.detail-meta span { font-size: 12px; color: var(--text-m); }
.detail-meta strong { color: var(--text-s); }
.detail-number { font-family: 'Cinzel', serif; font-size: 28px; color: var(--gold); font-weight: 700; }

/* ─── PRINTABLE INVOICE DOC ──────────────────────────────── */
.print-doc {
  background: #fff;
  color: #111;
  border-radius: 8px;
  padding: 40px;
  max-width: 780px;
  box-shadow: 0 4px 32px rgba(0,0,0,.5);
  font-family: 'Raleway', sans-serif;
  margin-top: 16px;
}
.print-doc .doc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 3px solid #c0392b;
}
.print-doc .doc-logo {
  width: 110px; height: 110px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #c0392b;
  box-shadow: 0 0 16px rgba(192,57,43,.3);
}
.print-doc .doc-biz { text-align: right; }
.print-doc .doc-biz h2 { font-family: 'Cinzel', serif; color: #c0392b; font-size: 20px; margin-bottom: 4px; }
.print-doc .doc-biz p { font-size: 12px; color: #555; line-height: 1.7; }
.print-doc .doc-title {
  font-family: 'Cinzel', serif;
  font-size: 32px;
  color: #c0392b;
  margin-bottom: 20px;
  letter-spacing: .08em;
}
.print-doc .doc-meta-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 20px;
}
.print-doc .doc-meta-col { flex: 1; }
.print-doc .doc-meta-col h4 { font-size: 10px; text-transform: uppercase; letter-spacing: .1em; color: #c0392b; margin-bottom: 6px; font-weight: 700; }
.print-doc .doc-meta-col p { font-size: 13px; color: #333; line-height: 1.7; }
.print-doc table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  font-size: 13px;
  color: #333;
}
.print-doc thead th {
  background: #c0392b;
  color: #fff;
  padding: 10px 12px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .07em;
  font-weight: 700;
  border: none;
}
.print-doc tbody td { padding: 10px 12px; border-bottom: 1px solid #f0e0e0; color: #333; }
.print-doc tbody tr:last-child td { border-bottom: none; }
.print-doc .print-totals { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; margin-bottom: 24px; }
.print-doc .print-total-row { display: flex; gap: 12px; font-size: 13px; }
.print-doc .print-total-row .pl { width: 130px; text-align: right; color: #555; }
.print-doc .print-total-row .pv { width: 120px; text-align: right; color: #222; font-weight: 600; }
.print-doc .print-total-row.pgrand { font-size: 17px; font-weight: 800; color: #c0392b; margin-top: 6px; padding-top: 8px; border-top: 2px solid #c0392b; }
.print-doc .doc-notes { background: #fff5f5; border-left: 4px solid #c0392b; padding: 12px 16px; margin-bottom: 16px; font-size: 12px; color: #444; border-radius: 0 4px 4px 0; }
.print-doc .doc-notes h4 { font-size: 10px; text-transform: uppercase; color: #c0392b; margin-bottom: 4px; }
.print-doc .bank-table { border-collapse: collapse; font-size: 12px; }
.print-doc .bank-table td { padding: 2px 12px 2px 0; color: #444; }
.print-doc .bank-table td:first-child { font-weight: 600; color: #222; width: 130px; }
.print-doc .doc-footer { text-align: center; font-size: 11px; color: #aaa; padding-top: 20px; border-top: 1px solid #f0e0e0; }

/* ─── MODAL ──────────────────────────────────────────────── */
#modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(2px);
}
#modal-overlay.hidden { display: none; }
#modal-box {
  background: var(--card);
  border: 1px solid var(--border2);
  border-radius: 12px;
  width: 90%;
  max-width: 640px;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 8px 48px rgba(204,17,17,.22);
}
#modal-inner { padding: 28px; }
.modal-title {
  font-family: 'Cinzel', serif;
  font-size: 18px;
  color: var(--gold);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border2);
}

/* ─── TOAST ──────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  background: var(--card2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 12px 18px;
  font-size: 13px;
  color: var(--text-s);
  box-shadow: 0 4px 20px rgba(0,0,0,.5);
  animation: slideIn .25s ease;
  max-width: 320px;
}
.toast.success { border-left: 4px solid var(--green); }
.toast.error   { border-left: 4px solid var(--red); }
.toast.info    { border-left: 4px solid var(--blue); }
@keyframes slideIn { from { transform: translateX(120%); opacity: 0; } to { transform: none; opacity: 1; } }

/* ─── LOADING ────────────────────────────────────────────── */
.loading-screen { display: flex; flex-direction: column; align-items: center; justify-content: center; height: 60vh; color: var(--text-m); gap: 16px; }
.loading-spinner { width: 36px; height: 36px; border: 3px solid var(--border2); border-top-color: var(--red); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.empty-state { text-align: center; padding: 60px 20px; color: var(--text-m); }
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; opacity: .4; }
.empty-state p { font-size: 15px; margin-bottom: 16px; }

/* ─── MISC ───────────────────────────────────────────────── */
.section-title { font-family: 'Cinzel', serif; font-size: 14px; color: var(--red-s); letter-spacing: .07em; margin-bottom: 16px; padding-bottom: 6px; border-bottom: 1px solid var(--border2); }
.divider { border: none; border-top: 1px solid var(--border2); margin: 20px 0; }
.text-right { text-align: right; }
.text-gold  { color: var(--gold); }
.text-red   { color: var(--red-s); }
.text-muted { color: var(--text-m); }
.mt-4  { margin-top: 16px; }
.mb-4  { margin-bottom: 16px; }
.gap-8 { gap: 8px; }
.hidden { display: none !important; }

/* ─── PRINT ──────────────────────────────────────────────── */
@media print {
  #sidebar, .page-header .btn-group, .breadcrumb, .no-print, #modal-overlay, #toast-container { display: none !important; }
  #app { display: block; }
  #content { padding: 0; overflow: visible; }
  body { background: #fff; color: #111; overflow: visible; }
  html, body { height: auto; overflow: visible; }
  .print-doc {
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    max-width: 100%;
  }
  @page { margin: 15mm; }
}