:root {
  --blue: #2f6fad;
  --blue-deep: #1f4f7d;
  --blue-soft: #5a92c4;
  --steel: #7a8694;
  --charcoal: #2a2e33;
  --ink: #1c1f24;
  --muted: #66707c;
  --paper: #f3f1ee;
  --paper-soft: #faf9f7;
  --line: rgba(42, 46, 51, 0.12);
  --ok: #2f6b4f;
  --danger: #8b2e2e;
  --warn: #8a6a1f;
  --radius: 14px;
  --shadow: 0 16px 36px rgba(31, 79, 125, 0.10);
  --font-display: "Montserrat", "Segoe UI", sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-body);
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(243, 241, 238, 0.9)),
    repeating-linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.015) 0px,
      rgba(0, 0, 0, 0.015) 1px,
      transparent 1px,
      transparent 7px
    );
}

a { color: var(--blue-deep); text-decoration: none; }
a:hover { color: var(--blue); }

.app-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: linear-gradient(180deg, #1f4f7d 0%, #2a2e33 100%);
  color: #f5f7fa;
  padding: 1.4rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: inherit;
  padding: 0.35rem 0.4rem;
}

.brand:hover { color: inherit; }

.brand-logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
  background: #fff;
  border-radius: 12px;
  padding: 0.25rem;
}

.brand-name {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.15;
}

.brand-tag {
  display: block;
  font-size: 0.78rem;
  opacity: 0.72;
  margin-top: 0.2rem;
}

.nav { display: flex; flex-direction: column; gap: 0.25rem; flex: 1; }

.nav-section {
  margin: 1rem 0.6rem 0.35rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #9ec0e0;
  opacity: 0.95;
}

.nav-link {
  color: rgba(245, 247, 250, 0.88);
  padding: 0.65rem 0.8rem;
  border-radius: 10px;
  font-weight: 500;
}

.nav-link:hover,
.nav-link.is-active {
  background: rgba(47, 111, 173, 0.35);
  color: #fff;
}

.sidebar-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1rem;
  display: grid;
  gap: 0.75rem;
}

.user-chip {
  display: flex;
  gap: 0.7rem;
  align-items: center;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid rgba(90, 146, 196, 0.7);
}

.user-name { font-size: 0.92rem; font-weight: 600; }
.user-email { font-size: 0.75rem; opacity: 0.7; word-break: break-all; }

.main {
  padding: 2rem 2.2rem 3rem;
}

.main-full {
  grid-column: 1 / -1;
  min-height: 100vh;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-header h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--charcoal);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-header p {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.panel {
  background: rgba(250, 249, 247, 0.94);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
}

.panel + .panel { margin-top: 1rem; }

.placeholder-note {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 0;
  border-radius: 999px;
  padding: 0.7rem 1.15rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  color: #fff;
}

.btn-secondary {
  background: var(--charcoal);
  color: #f5f7fa;
}

.btn-ghost {
  background: transparent;
  color: inherit;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-sm { padding: 0.45rem 0.85rem; font-size: 0.85rem; }

.btn-danger {
  background: rgba(139, 46, 46, 0.12);
  color: var(--danger);
  border: 1px solid rgba(139, 46, 46, 0.22);
}

.btn-danger:hover {
  background: rgba(139, 46, 46, 0.18);
  color: var(--danger);
}

.table-wrap {
  overflow-x: auto;
  margin: -0.25rem;
  padding: 0.25rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.data-table th,
.data-table td {
  padding: 0.75rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.data-table th {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  white-space: nowrap;
}

.data-table tbody tr:last-child td { border-bottom: 0; }

.data-table tbody tr:hover td {
  background: rgba(47, 111, 173, 0.04);
}

.col-actions {
  white-space: nowrap;
  text-align: right;
}

.col-actions .btn,
.col-actions .inline-form {
  display: inline-flex;
  vertical-align: middle;
  margin-left: 0.35rem;
}

.inline-form { margin: 0; }

.cell-muted {
  color: var(--muted);
  max-width: 28rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.empty-state {
  margin: 0;
  color: var(--muted);
  text-align: center;
  padding: 1.5rem 0.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-ok {
  background: rgba(47, 107, 79, 0.12);
  color: var(--ok);
}

.badge-info {
  background: rgba(47, 111, 173, 0.12);
  color: var(--blue-deep);
}

.badge-muted {
  background: rgba(102, 112, 124, 0.12);
  color: var(--muted);
}

.badge-warn {
  background: rgba(138, 106, 31, 0.14);
  color: var(--warn);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.15rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field-full { grid-column: 1 / -1; }
.form-field-grow { flex: 1; min-width: 10rem; }

.form-field label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--charcoal);
  letter-spacing: 0.02em;
}

.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="date"],
.form-field input[type="number"],
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.85rem;
  font: inherit;
  color: var(--ink);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: rgba(47, 111, 173, 0.55);
  box-shadow: 0 0 0 3px rgba(47, 111, 173, 0.12);
}

.form-field textarea { resize: vertical; min-height: 6rem; }

.form-field-checks {
  grid-column: 1 / -1;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  align-items: center;
  padding-top: 0.25rem;
}

.check-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  cursor: pointer;
}

.check-label input {
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--blue-deep);
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding-top: 0.35rem;
  border-top: 1px solid var(--line);
  margin-top: 0.25rem;
}

.subform-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.subform-header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--charcoal);
}

.items-editor {
  display: grid;
  gap: 0.75rem;
}

.item-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: end;
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.65);
}

.item-row .form-field { min-width: 9rem; flex: 1; }

.item-row .item-remove { margin-bottom: 0.1rem; }

.field-hint {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.panel-filters { margin-bottom: 1rem; }

.filters-bar {
  display: grid;
  grid-template-columns: 2fr 1.2fr 0.8fr auto;
  gap: 0.85rem 1rem;
  align-items: end;
}

.filters-actions {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  padding-bottom: 0.1rem;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.pagination-info {
  color: var(--muted);
  font-size: 0.9rem;
}

.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.cards-compact {
  margin-bottom: 1rem;
}

.stat-card {
  padding: 1rem 1.15rem;
  border-radius: var(--radius);
  background: rgba(250, 249, 247, 0.96);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.stat-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 700;
}

.stat-value {
  margin-top: 0.35rem;
  font-family: var(--font-display);
  font-size: 1.55rem;
  color: var(--charcoal);
  font-weight: 700;
}

.panel-title {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--charcoal);
}

.detail-list {
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.detail-list > div {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 0.75rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--line);
}

.detail-list > div:last-child { border-bottom: 0; padding-bottom: 0; }

.detail-list dt {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.detail-list dd { margin: 0; }

.info-box {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: rgba(47, 111, 173, 0.06);
  border: 1px solid rgba(47, 111, 173, 0.15);
}

.filters-bar-tabs {
  grid-template-columns: auto;
  justify-content: start;
}

.saldos-filters {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem 1rem;
  align-items: end;
}

.saldos-filters .saldos-checks {
  grid-column: 1 / -1;
  padding-top: 0;
}

.saldos-filters .filters-actions {
  grid-column: 1 / -1;
}

.range-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
}

.th-sort {
  color: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.th-sort:hover { color: var(--blue-deep); }

.th-sort.is-active { color: var(--blue-deep); }

.sort-ind {
  font-size: 0.7rem;
  opacity: 0.85;
}

.col-num,
.data-table th.col-num,
.data-table td.col-num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.data-table th.col-num .th-sort {
  display: inline-flex;
  justify-content: flex-end;
  width: 100%;
}

.data-table-saldos tfoot th {
  border-top: 1px solid var(--line);
  border-bottom: 0;
  padding-top: 0.9rem;
  color: var(--charcoal);
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.92rem;
}

.cell-debt { color: var(--danger); font-weight: 600; }
.cell-ok { color: var(--ok); font-weight: 600; }

.stats-kpis {
  margin-bottom: 1rem;
}

.stat-hint {
  margin-top: 0.35rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.chart-wrap {
  position: relative;
  width: 100%;
  min-height: 280px;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 0.85rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-item::before {
  content: "";
  width: 1.1rem;
  height: 3px;
  border-radius: 2px;
  background: currentColor;
}

.legend-don { color: #1f4f7d; }
.legend-pago { color: #2f6b4f; }
.legend-deuda { color: #8b2e2e; }
.legend-acum { color: #8a6a1f; }

.flash-stack {
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.flash {
  padding: 0.8rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
}

.flash-info { border-color: rgba(47, 111, 173, 0.25); }
.flash-warning { background: #fff8e4; border-color: rgba(138, 106, 31, 0.25); color: var(--warn); }
.flash-danger { background: #fff1f1; border-color: rgba(139, 46, 46, 0.25); color: var(--danger); }
.flash-success { background: #edf8f2; border-color: rgba(47, 107, 79, 0.25); color: var(--ok); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.card-link {
  display: block;
  padding: 1.2rem;
  border-radius: var(--radius);
  background: rgba(250, 249, 247, 0.96);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  color: inherit;
}

.card-link:hover {
  border-color: rgba(47, 111, 173, 0.4);
  color: inherit;
}

.card-link h2 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--charcoal);
}

.card-link p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
  background-color: var(--paper);
  background-image:
    linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(243, 241, 238, 0.92)),
    repeating-linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.018) 0px,
      rgba(0, 0, 0, 0.018) 1px,
      transparent 1px,
      transparent 8px
    );
}

.auth-card {
  width: min(440px, 100%);
  text-align: center;
  padding: 2.2rem 2rem 2.4rem;
  background: rgba(250, 249, 247, 0.96);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.auth-logo {
  width: min(280px, 100%);
  height: auto;
  object-fit: contain;
  margin-bottom: 0.4rem;
}

.auth-card h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--charcoal);
}

.auth-card .lead {
  margin: 0.55rem 0 1.5rem;
  color: var(--muted);
}

.denied-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(47, 111, 173, 0.1);
  color: var(--blue-deep);
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
}

@media (max-width: 860px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: sticky; top: 0; z-index: 10; }
  .main { padding: 1.25rem; }
  .page-header { flex-direction: column; align-items: start; }
  .form-grid { grid-template-columns: 1fr; }
  .filters-bar { grid-template-columns: 1fr; }
  .saldos-filters { grid-template-columns: 1fr; }
  .col-actions { text-align: left; }
  .col-actions .btn,
  .col-actions .inline-form { margin: 0.2rem 0.35rem 0.2rem 0; }
  .item-row { flex-direction: column; align-items: stretch; }
  .item-row .item-remove { width: 100%; }
}