/* ─── DESIGN TOKENS ──────────────────────────────────────────── */
:root {
  --paper:      #efe7d2;
  --paper-warm: #ece4cf;
  --paper-dark: #ddd2b6;
  --bone:       #f7f1de;
  --ink:        #15140f;
  --ink-soft:   #2a2620;
  --ink-mute:   #5a5448;
  --ink-faint:  #8b8676;
  --coral:      #ed6f5c;
  --coral-soft: #f08e7c;
  --mustard:    #e9b94a;
  --olive:      #6e7448;

  /* OSV: DZ (дебиторы — красный) и KZ (кредиторы — зелёный) */
  --dz:         #c0392b;
  --dz-soft:    rgba(192,57,43,0.10);
  --dz-border:  rgba(192,57,43,0.30);
  --kz:         #1a7d40;
  --kz-soft:    rgba(26,125,64,0.10);
  --kz-border:  rgba(26,125,64,0.30);

  --line:       rgba(21,20,15,0.16);
  --line-soft:  rgba(21,20,15,0.08);
  --line-faint: rgba(21,20,15,0.05);
  --shadow:     0 30px 60px -30px rgba(21,20,15,0.18);

  --serif:  'Playfair Display', 'Times New Roman', serif;
  --sans:   'Inter Tight', 'Inter', -apple-system, system-ui, sans-serif;
  --body:   'Inter', -apple-system, system-ui, sans-serif;
  --mono:   'JetBrains Mono', 'SF Mono', Menlo, monospace;

  --sp-1:  4px; --sp-2:  8px;  --sp-3:  12px; --sp-4:  16px;
  --sp-5:  20px; --sp-6: 24px; --sp-8:  32px;  --sp-10: 40px;
  --sp-12: 48px; --sp-16: 64px;

  --r-sm: 6px; --r-md: 12px; --r-lg: 18px; --r-xl: 20px; --r-pill: 999px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 160ms; --dur-med: 220ms;
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { background: var(--paper); color: var(--ink); scroll-behavior: smooth; }
body { font-family: var(--body); font-size: 15px; line-height: 1.55;
  -webkit-font-smoothing: antialiased; min-height: 100vh; }

/* ─── UTILITY ────────────────────────────────────────────────── */
.hidden { display: none !important; }
.flex { display: flex; } .flex-col { flex-direction: column; } .flex-1 { flex: 1; }
.items-center { align-items: center; } .justify-between { justify-content: space-between; }
.gap-1 { gap: 4px; } .gap-2 { gap: 8px; } .gap-3 { gap: 12px; }
.text-right { text-align: right; } .text-center { text-align: center; }
.font-medium { font-weight: 500; } .font-semibold { font-weight: 600; } .font-bold { font-weight: 700; }
.text-xs { font-size: 11px; line-height: 1.5; } .text-sm { font-size: 13px; }
.w-full { width: 100%; } .overflow-x-auto { overflow-x: auto; }
.cursor-pointer { cursor: pointer; } .truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-3 { padding-top: 12px; padding-bottom: 12px; }
.py-1\.5 { padding-top: 6px; padding-bottom: 6px; }
.gap-1\.5 { gap: 6px; }
.inline-flex { display: inline-flex; }
.opacity-25 { opacity: 0.25; } .opacity-75 { opacity: 0.75; }

/* ─── SEMANTIC ───────────────────────────────────────────────── */
.text-overdue { color: var(--coral); }
.text-faint   { color: var(--ink-faint); }
.text-mute    { color: var(--ink-mute); }
.text-status-ok { color: var(--olive); }
.text-status-warn { color: #a07a10; }
.org-name { font-weight: 600; color: var(--ink-soft); }
.org-sep  { color: var(--ink-faint); margin: 0 8px; }

/* ─── LAYOUT ─────────────────────────────────────────────────── */
.grid-kpi {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
}

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: var(--r-pill);
  font-family: var(--sans); font-size: 13px; font-weight: 500;
  letter-spacing: -0.005em; border: 1px solid transparent;
  cursor: pointer; white-space: nowrap; text-decoration: none;
  transition: transform var(--dur-fast) var(--ease-out), background var(--dur-fast) ease;
}
.btn svg { width: 14px; height: 14px; flex-shrink: 0; }
.btn-primary { background: var(--coral); color: #fff; box-shadow: 0 10px 24px -14px rgba(237,111,92,0.9); }
.btn-primary:hover { transform: translateY(-1px); background: #e25e4a; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: rgba(21,20,15,0.04); }
.btn-sm { padding: 7px 14px; font-size: 12px; }
button:disabled, .btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }
.btn-loading { position: relative; color: transparent !important; }
.btn-loading::after {
  content: ''; position: absolute;
  width: 14px; height: 14px; top: 50%; left: 50%;
  margin: -7px 0 0 -7px;
  border: 2px solid rgba(255,255,255,0.4); border-radius: 50%;
  border-top-color: #fff; animation: spin 0.6s linear infinite;
}

/* ─── LOGIN ──────────────────────────────────────────────────── */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--paper); padding: var(--sp-8); }
.login-card { background: var(--bone); border-radius: var(--r-xl); padding: 48px 40px; width: 100%; max-width: 400px; box-shadow: var(--shadow), inset 0 0 0 1px var(--line-soft); }
.login-logo { width: 48px; height: 48px; border-radius: 50%; border: 2px solid var(--ink); display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--ink); margin: 0 auto var(--sp-5); }
.login-title { font-family: var(--sans); font-size: 20px; font-weight: 800; letter-spacing: -0.02em; text-align: center; color: var(--ink); margin-bottom: var(--sp-6); }
.form-group { margin-bottom: var(--sp-4); }
.form-label { display: block; font-family: var(--sans); font-size: 10.5px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: var(--sp-2); }
.form-input { display: block; width: 100%; padding: 11px 14px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md); font-family: var(--body); font-size: 14px; color: var(--ink); outline: none; transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease; }
.form-input:focus { border-color: var(--coral); box-shadow: 0 0 0 3px rgba(237,111,92,0.12); }
.form-input::placeholder { color: var(--ink-faint); }
.login-btn-wrap { margin-top: var(--sp-6); }
.login-error { display: flex; align-items: center; background: rgba(237,111,92,0.10); color: var(--coral); border-radius: var(--r-md); padding: 10px 14px; font-size: 13px; margin-bottom: var(--sp-4); }

/* ─── APP HEADER ─────────────────────────────────────────────── */
.app-header { background: var(--bone); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 50; }
.header-inner { max-width: 1280px; margin: 0 auto; padding: var(--sp-3) var(--sp-8); display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); flex-wrap: wrap; }
.header-title { font-family: var(--sans); font-size: 17px; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); flex-shrink: 0; }
.header-date-group { display: flex; align-items: center; gap: var(--sp-2); }
.date-label { font-family: var(--sans); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); white-space: nowrap; }
.date-input { padding: 6px 10px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md); font-family: var(--body); font-size: 13px; color: var(--ink); outline: none; transition: border-color var(--dur-fast) ease; }
.date-input:focus { border-color: var(--coral); }
.header-actions { display: flex; align-items: center; gap: var(--sp-3); }

/* ─── USER BADGE ─────────────────────────────────────────────── */
.user-badge { display: flex; align-items: center; gap: var(--sp-2); font-family: var(--sans); font-size: 12px; }
.user-display-name { font-weight: 600; color: var(--ink-soft); }
.role-pill { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; border-radius: var(--r-pill); font-family: var(--sans); font-size: 10px; font-weight: 600; letter-spacing: 0.06em; }
.role-fin-director { background: rgba(237,111,92,0.12); color: var(--coral); }
.role-lawyer       { background: rgba(233,185,74,0.18); color: #a07a10; }
.role-responsible  { background: rgba(110,116,72,0.12); color: var(--olive); }

/* ─── ORG STRIP ──────────────────────────────────────────────── */
.org-strip { font-family: var(--sans); font-size: 11px; letter-spacing: 0.10em; color: var(--ink-faint); padding: var(--sp-3) 0; margin-bottom: var(--sp-4); min-height: 32px; }

/* ─── MAIN ───────────────────────────────────────────────────── */
.app-main { max-width: 1280px; margin: 0 auto; padding: var(--sp-6) var(--sp-8) var(--sp-16); }

/* ─── LOADING / ERROR ────────────────────────────────────────── */
.loading-wrap { display: flex; justify-content: center; align-items: center; padding: 80px 0; }
.loading-spinner { width: 36px; height: 36px; border-radius: 50%; border: 2px solid var(--line); border-top-color: var(--coral); }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.animate-spin { animation: spin 0.8s linear infinite; }
.error-state { background: rgba(237,111,92,0.10); border: 1px solid rgba(237,111,92,0.28); border-radius: var(--r-lg); padding: var(--sp-4) var(--sp-5); margin-bottom: var(--sp-6); color: var(--coral); font-size: 14px; }

/* ─── KPI CARDS ──────────────────────────────────────────────── */
.kpi-card { background: var(--bone); border-radius: var(--r-lg); padding: var(--sp-5) var(--sp-6); box-shadow: var(--shadow), inset 0 0 0 1px var(--line-soft); min-width: 0; transition: transform var(--dur-fast) var(--ease-out); }
.kpi-card:hover { transform: translateY(-2px); }
.kpi-label { font-family: var(--sans); font-size: 9.5px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: var(--sp-2); }
.kpi-value { font-family: var(--sans); font-size: 22px; font-weight: 800; letter-spacing: -0.02em; color: var(--ink); white-space: nowrap; }
.kpi-value.dz  { color: var(--dz); }
.kpi-value.kz  { color: var(--kz); }
.kpi-value.pos { color: var(--dz); }
.kpi-value.neg { color: var(--kz); }

/* ─── TABLE CARD ─────────────────────────────────────────────── */
.table-card { background: var(--bone); border-radius: var(--r-lg); box-shadow: var(--shadow), inset 0 0 0 1px var(--line-soft); overflow: hidden; }
.table-topbar { padding: var(--sp-4) var(--sp-6); border-bottom: 1px solid var(--line); }
.table-topbar-row { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); }
.table-title { font-family: var(--sans); font-size: 15px; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
.table-topbar-actions { display: flex; align-items: center; gap: var(--sp-3); }
.table-action-btn { font-family: var(--sans); font-size: 11px; font-weight: 600; color: var(--coral); background: none; border: none; cursor: pointer; letter-spacing: 0.04em; padding: 0; }
.table-action-btn:hover { opacity: 0.7; }
.table-sep { color: var(--line); font-size: 14px; }

/* ─── CATEGORY TABS ──────────────────────────────────────────── */
.tab-bar { display: flex; gap: 0; border-bottom: 1px solid var(--line-soft); margin-top: var(--sp-4); overflow-x: auto; }
.category-tab { display: inline-flex; align-items: center; gap: 6px; font-family: var(--sans); font-size: 10.5px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; padding: 9px 14px; border: none; border-bottom: 2px solid transparent; background: none; color: var(--ink-faint); cursor: pointer; white-space: nowrap; transition: color var(--dur-fast) ease, border-color var(--dur-fast) ease; }
.category-tab:hover { color: var(--ink-mute); }
.category-tab.active { border-bottom-color: var(--coral); color: var(--coral); }

/* ─── DEBT TABLE ─────────────────────────────────────────────── */
table.debt-table { width: 100%; border-collapse: collapse; font-family: var(--body); font-size: 13px; }
.debt-table thead { background: var(--paper-dark); border-bottom: 1px solid var(--line); }
.debt-table thead th { font-family: var(--sans); font-size: 9px; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint); padding: 10px 16px; text-align: left; white-space: nowrap; }
.debt-table thead th.sortable-header { cursor: pointer; user-select: none; }
.debt-table thead th.sortable-header:hover { background: var(--paper-warm); }
.sort-icon { color: var(--ink-faint); font-style: normal; }
.sort-active { color: var(--coral); }
.debt-table td { padding: 8px 16px; color: var(--ink-soft); border-bottom: 1px solid var(--line-faint); }
.debt-table tbody tr:last-child td { border-bottom: none; }

/* ─── GROUP COLORS ───────────────────────────────────────────── */
.gc-0 { --gc-bg: rgba(59,130,246,0.09);  --gc-border: rgba(59,130,246,0.38);  --gc-text: #1d4ed8; }
.gc-1 { --gc-bg: rgba(16,185,129,0.09);  --gc-border: rgba(16,185,129,0.38);  --gc-text: #065f46; }
.gc-2 { --gc-bg: rgba(245,158,11,0.09);  --gc-border: rgba(245,158,11,0.38);  --gc-text: #92400e; }
.gc-3 { --gc-bg: rgba(239,68,68,0.08);   --gc-border: rgba(239,68,68,0.35);   --gc-text: #991b1b; }
.gc-4 { --gc-bg: rgba(139,92,246,0.09);  --gc-border: rgba(139,92,246,0.38);  --gc-text: #4c1d95; }
.gc-5 { --gc-bg: rgba(236,72,153,0.08);  --gc-border: rgba(236,72,153,0.35);  --gc-text: #831843; }
.gc-6 { --gc-bg: rgba(6,182,212,0.09);   --gc-border: rgba(6,182,212,0.38);   --gc-text: #0e7490; }
.gc-7 { --gc-bg: rgba(132,204,22,0.09);  --gc-border: rgba(132,204,22,0.38);  --gc-text: #365314; }

tr.node-row td { background: var(--gc-bg, var(--paper-warm)); font-weight: 500; border-bottom: 1px solid var(--line-soft); }
tr.node-row:hover td { box-shadow: inset 0 0 0 999px rgba(21,20,15,0.04); }
tr.node-row.font-semibold td { font-weight: 700; }

tr.contractor-row td { background: var(--bone); border-bottom: 1px solid var(--line-soft); }
tr.contractor-row td:first-child { border-left: 3px solid var(--gc-border, var(--line)); }
tr.contractor-row:hover td { background: var(--paper-warm); }

/* ─── DZ / KZ ROW OVERRIDES ─────────────────────────────────── */
tr.row-dz td { background: rgba(192,57,43,0.04) !important; border-bottom: 1px solid rgba(192,57,43,0.12) !important; }
tr.row-dz td:first-child { border-left: 3px solid var(--dz-border) !important; }
tr.row-dz:hover td { background: rgba(192,57,43,0.08) !important; }

tr.row-kz td { background: rgba(26,125,64,0.04) !important; border-bottom: 1px solid rgba(26,125,64,0.12) !important; }
tr.row-kz td:first-child { border-left: 3px solid var(--kz-border) !important; }
tr.row-kz:hover td { background: rgba(26,125,64,0.08) !important; }

tr.contract-row td { background: var(--paper-warm); border-bottom: 1px solid var(--line-faint); }
tr.contract-row td:first-child { border-left: 3px solid var(--gc-border, var(--line-soft)); }
tr.contract-row.row-dz td { background: rgba(192,57,43,0.03) !important; border-bottom: 1px solid rgba(192,57,43,0.08) !important; }
tr.contract-row.row-kz td { background: rgba(26,125,64,0.03) !important; border-bottom: 1px solid rgba(26,125,64,0.08) !important; }

tr.debt-row td { background: var(--paper); border-bottom: 1px solid var(--line-faint); color: var(--ink-mute); font-size: 12px; }
tr.debt-row.row-dz td { background: rgba(192,57,43,0.02) !important; }
tr.debt-row.row-kz td { background: rgba(26,125,64,0.02) !important; }

tr.table-totals-row td { background: var(--paper-dark); border-top: 2px solid var(--line); font-weight: 700; font-size: 13px; color: var(--ink); }

/* ─── AMOUNT COLORING ────────────────────────────────────────── */
.amt-dz { color: var(--dz); font-weight: 600; }
.amt-kz { color: var(--kz); font-weight: 600; }

/* Stacked DZ/KZ amounts in a single cell (group rows) */
.stack-dz { display: block; color: var(--dz); font-size: 11px; font-weight: 600; line-height: 1.4; }
.stack-kz { display: block; color: var(--kz); font-size: 11px; font-weight: 600; line-height: 1.4; }

/* Type badge (ДЗ / КЗ) shown next to contractor name */
.type-badge {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 1px 5px; border-radius: var(--r-sm);
  font-family: var(--sans); font-size: 8px; font-weight: 800;
  letter-spacing: 0.08em; line-height: 1;
}
.badge-dz { background: var(--dz-soft); color: var(--dz); border: 1px solid var(--dz-border); }
.badge-kz { background: var(--kz-soft); color: var(--kz); border: 1px solid var(--kz-border); }

/* ─── С1/С2/С3 TOOLTIP (on th elements) ─────────────────────── */
.th-tooltip { position: relative; cursor: help; }
.th-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--paper);
  padding: 5px 9px;
  border-radius: var(--r-sm);
  font-family: var(--sans);
  font-size: 10.5px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-fast) ease;
  z-index: 100;
}
.th-tooltip:hover::after { opacity: 1; }

/* ─── EXPAND ICON ────────────────────────────────────────────── */
.expand-icon { display: inline-block; font-size: 9px; width: 12px; transition: transform 0.2s ease; color: var(--ink-faint); flex-shrink: 0; }
.expand-icon.rotate-90 { transform: rotate(90deg); }

/* ─── STATUS BADGES ──────────────────────────────────────────── */
.upd-badge { display: inline-flex; align-items: center; justify-content: center; padding: 1px 5px; border-radius: var(--r-sm); font-family: var(--sans); font-size: 9.5px; font-weight: 700; letter-spacing: 0.04em; cursor: help; }
.upd-badge--warn  { background: rgba(233,185,74,0.18); color: #8a6900; }
.upd-badge--error { background: rgba(237,111,92,0.14); color: var(--coral); }

/* ─── COMMENT CELL ───────────────────────────────────────────── */
.comment-btn { display: inline-flex; align-items: center; background: none; border: none; cursor: pointer; color: var(--ink-faint); padding: 2px; border-radius: var(--r-sm); transition: color var(--dur-fast) ease; }
.comment-btn:hover { color: var(--coral); }
.comment-btn svg { width: 15px; height: 15px; }
.comment-text-preview { font-size: 11px; color: var(--ink-mute); max-width: 150px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ─── MODALS ─────────────────────────────────────────────────── */
.modal-overlay { position: fixed; inset: 0; background: rgba(21,20,15,0.50); display: flex; align-items: center; justify-content: center; z-index: 50; padding: var(--sp-4); }
.modal-card { background: var(--bone); border-radius: var(--r-xl); box-shadow: var(--shadow), inset 0 0 0 1px var(--line); width: 100%; max-width: 480px; }
.modal-header { padding: var(--sp-5) var(--sp-6); border-bottom: 1px solid var(--line); }
.modal-title { font-family: var(--sans); font-size: 15px; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
.modal-subtitle { font-size: 12px; color: var(--ink-faint); margin-top: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.modal-body { padding: var(--sp-6); overflow-y: auto; flex: 1; }
.modal-footer { padding: var(--sp-4) var(--sp-6); border-top: 1px solid var(--line); display: flex; justify-content: flex-end; gap: var(--sp-3); }
.modal-textarea { width: 100%; padding: 10px 12px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-md); font-family: var(--body); font-size: 13px; color: var(--ink); resize: none; outline: none; transition: border-color var(--dur-fast) ease; }
.modal-textarea:focus { border-color: var(--coral); }
.modal-checkbox-label { display: flex; align-items: center; gap: var(--sp-2); cursor: pointer; margin-top: var(--sp-4); }
.modal-checkbox-label input[type="checkbox"] { width: 15px; height: 15px; accent-color: var(--coral); }
.modal-checkbox-label span { font-size: 13px; color: var(--ink-mute); }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .header-inner, .app-main { padding-left: 20px; padding-right: 20px; }
}
@media (max-width: 640px) {
  .login-card { padding: 32px 24px; }
  .grid-kpi { grid-template-columns: repeat(2, 1fr); }
}