/* Nebenkosten – Premium SaaS (geteilt: Übersicht + Assistent) */

/* —— Seitenrahmen —— */
body[data-accounting-view="nk-uebersicht"] .acc-main.nk-premium-page,
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .nk-wizard.nk-premium-page {
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}
body[data-accounting-view="nk-uebersicht"] .acc-main.nk-premium-page {
  max-width: min(96vw, 1180px);
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .nk-wizard.nk-premium-page {
  max-width: min(96vw, 920px);
}

html.app-warm-canvas:has(body[data-accounting-view="nk-uebersicht"]) .v-nav-inner {
  max-width: min(96vw, 1180px) !important;
}

/* —— Hero —— */
.nk-prem-hero {
  margin: 0 0 1.75rem;
  padding-top: 0.25rem;
}
.nk-prem-hero h1 {
  margin: 0;
  font-size: clamp(1.75rem, 1.35rem + 1.2vw, 2.125rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  color: #0c1222;
  line-height: 1.15;
}
.nk-prem-hero-lead {
  margin: 0.55rem 0 0;
  max-width: 40rem;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: #5c6578;
}
[data-theme="dark"] .nk-prem-hero h1 { color: var(--on-bg); }
[data-theme="dark"] .nk-prem-hero-lead { color: var(--on-bg-muted); }

/* Assistent: Hero angleichen */
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .nk-hero.nk-prem-hero h1 {
  font-size: clamp(1.75rem, 1.35rem + 1.2vw, 2.125rem);
  font-weight: 600;
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .nk-hero-lead.nk-prem-hero-lead {
  font-size: 0.9375rem;
  max-width: 40rem;
}

/* —— Subnav —— */
.nk-premium-page .acc-subnav a {
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 500;
  border-color: rgba(12, 18, 34, 0.08);
  transition: background 0.15s ease, border-color 0.15s ease;
}
.nk-premium-page .acc-subnav a.active {
  border-color: rgba(12, 18, 34, 0.14);
  color: #0c1222;
  background: #fff;
  box-shadow: 0 1px 2px rgba(12, 18, 34, 0.06);
}

/* —— Toolbar —— */
.nk-prem-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: flex-end;
  margin-bottom: 0.45rem;
  padding: 0.55rem 0.7rem;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 14px;
  border: 1px solid rgba(12, 18, 34, 0.06);
  box-shadow: 0 1px 3px rgba(12, 18, 34, 0.03);
  backdrop-filter: blur(12px);
}
.nk-prem-field {
  flex: 1 1 200px;
  min-width: 0;
  max-width: 320px;
}
.nk-prem-field label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: 0.35rem;
}
.nk-prem-field select {
  width: 100%;
  min-height: 40px;
  padding: 0 0.85rem;
  border: 1px solid rgba(12, 18, 34, 0.08);
  border-radius: 10px;
  font-size: 0.8125rem;
  font-weight: 400;
  background: #f8fafc;
  color: #1e293b;
  box-sizing: border-box;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%23a1aab4' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.65rem center;
  padding-right: 2rem;
}
.nk-prem-field select:hover {
  background-color: #fff;
  border-color: rgba(12, 18, 34, 0.12);
}
.nk-prem-field select:focus {
  outline: none;
  background-color: #fff;
  border-color: rgba(59, 130, 246, 0.35);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.07);
}
.nk-prem-toolbar-hint {
  margin: 0 0 1.25rem;
  font-size: 0.8125rem;
  color: #64748b;
  line-height: 1.5;
}

/* Assistent-Toolbar */
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-toolbar.nk-prem-toolbar-inline {
  padding: 0.5rem 0.65rem;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 14px;
  border: 1px solid rgba(12, 18, 34, 0.06);
  box-shadow: 0 1px 3px rgba(12, 18, 34, 0.03);
  margin-bottom: 0.85rem;
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-toolbar.nk-prem-toolbar-inline .acc-control label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #64748b;
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-toolbar.nk-prem-toolbar-inline input,
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-toolbar.nk-prem-toolbar-inline select {
  min-height: 40px;
  border-radius: 10px;
  border-color: rgba(12, 18, 34, 0.08);
  background: #f8fafc;
  font-size: 0.8125rem;
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-toolbar.nk-prem-toolbar-inline input:focus,
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-toolbar.nk-prem-toolbar-inline select:focus {
  outline: none;
  border-color: rgba(59, 130, 246, 0.35);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.07);
  background: #fff;
}

/* —— Status-Banner —— */
.nk-prem-banner {
  margin-bottom: 1rem;
  padding: 0.65rem 0.9rem;
  border-radius: 12px;
  font-size: 0.8125rem;
  line-height: 1.45;
  border: 1px solid transparent;
}
.nk-prem-banner[hidden] { display: none !important; }
.nk-prem-banner.info {
  background: rgba(59, 130, 246, 0.06);
  border-color: rgba(59, 130, 246, 0.12);
  color: #3b5998;
}
.nk-prem-banner.warn {
  background: rgba(202, 138, 4, 0.08);
  border-color: rgba(202, 138, 4, 0.16);
  color: #92400e;
}
.nk-prem-banner.error {
  background: rgba(185, 28, 28, 0.06);
  border-color: rgba(185, 28, 28, 0.12);
  color: #991b1b;
}

/* —— Sektionen —— */
.nk-prem-section {
  margin-bottom: 2rem;
}
.nk-prem-section-title {
  margin: 0 0 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #64748b;
}
.nk-prem-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  margin-bottom: 0.85rem;
}
.nk-prem-section-head h2 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #0c1222;
}
.nk-prem-section-meta {
  font-size: 0.8125rem;
  color: #64748b;
}
.nk-prem-section-actions {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

/* —— Premium Badges —— */
.nk-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  white-space: nowrap;
  line-height: 1.3;
}
.nk-pill--bearbeitung { background: rgba(202, 138, 4, 0.1); color: #a16207; }
.nk-pill--berechnet { background: rgba(59, 130, 246, 0.08); color: #3b6fd4; }
.nk-pill--abgeschlossen { background: rgba(5, 150, 105, 0.08); color: #059669; }
.nk-pill--fehler { background: rgba(185, 28, 28, 0.07); color: #b45353; }
.nk-pill--neutral { background: rgba(100, 116, 139, 0.08); color: #64748b; }
.nk-pill--guthaben { background: rgba(5, 150, 105, 0.07); color: #047857; }
.nk-pill--offen { background: rgba(59, 130, 246, 0.08); color: #3b6fd4; }
.nk-pill--bezahlt { background: rgba(5, 150, 105, 0.08); color: #059669; }
.nk-pill--storniert { background: rgba(148, 163, 184, 0.1); color: #94a3b8; text-decoration: line-through; }
.nk-pill--rechnung { background: rgba(59, 130, 246, 0.07); color: #4a6fa5; }

/* —— Buttons —— */
.nk-prem-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 38px;
  padding: 0 0.95rem;
  border-radius: 10px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  box-sizing: border-box;
  font-family: inherit;
}
.nk-prem-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.nk-prem-btn--primary {
  background: #0c1222;
  color: #fff;
  border-color: #0c1222;
  box-shadow: 0 1px 2px rgba(12, 18, 34, 0.1);
}
.nk-prem-btn--primary:hover:not(:disabled) {
  background: #1a2332;
}
.nk-prem-btn--secondary {
  background: #fff;
  color: #334155;
  border-color: rgba(12, 18, 34, 0.1);
}
.nk-prem-btn--secondary:hover:not(:disabled) {
  background: #f8fafc;
  border-color: rgba(12, 18, 34, 0.14);
}
.nk-prem-btn--ghost {
  background: transparent;
  color: #475569;
  border-color: transparent;
  padding-left: 0.35rem;
  padding-right: 0.35rem;
  min-height: auto;
  font-weight: 500;
}
.nk-prem-btn--ghost:hover:not(:disabled) {
  color: #0c1222;
  background: rgba(12, 18, 34, 0.04);
}
.nk-prem-btn--icon {
  min-width: 36px;
  min-height: 36px;
  padding: 0;
  border-radius: 9px;
  background: transparent;
  border-color: rgba(12, 18, 34, 0.08);
  color: #64748b;
}
.nk-prem-btn--icon:hover:not(:disabled) {
  background: rgba(12, 18, 34, 0.04);
  color: #334155;
}
.nk-prem-btn--icon svg {
  width: 16px;
  height: 16px;
  display: block;
}

/* Assistent: Pills in Verteilungstabelle */
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-table .nk-pill {
  font-size: 0.6875rem;
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-table td .nk-ov-link {
  margin-left: 0.35rem;
  font-size: 0.8125rem;
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-table td strong {
  font-weight: 600;
  letter-spacing: -0.02em;
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-btn.nk-btn-primary {
  border-radius: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
  box-shadow: 0 1px 2px rgba(202, 138, 4, 0.2), 0 4px 14px rgba(202, 138, 4, 0.18);
}
:is(body[data-accounting-view="hk-nebenkosten"], body[data-accounting-view="hk-heizkosten"]) .acc-btn.nk-btn-secondary {
  border-radius: 10px;
  font-weight: 500;
  border-color: rgba(12, 18, 34, 0.1);
  background: #fff;
}

/* —— Empty States —— */
.nk-prem-empty {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: 16px;
  border: 1px dashed rgba(12, 18, 34, 0.1);
  background: rgba(255, 255, 255, 0.6);
}
.nk-prem-empty-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 0.85rem;
  border-radius: 12px;
  background: rgba(12, 18, 34, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #94a3b8;
  font-size: 1.25rem;
}
.nk-prem-empty-title {
  margin: 0 0 0.35rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #0c1222;
  letter-spacing: -0.02em;
}
.nk-prem-empty-text {
  margin: 0 auto;
  max-width: 22rem;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: #64748b;
}
.nk-prem-empty-action {
  margin-top: 1rem;
}

/* —— Period Cards —— */
.nk-ov-period-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: 0.75rem;
}
.nk-ov-period-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1rem 1.05rem 0.95rem;
  border-radius: 16px;
  border: 1px solid rgba(12, 18, 34, 0.07);
  background: #fff;
  box-shadow: 0 1px 2px rgba(12, 18, 34, 0.04), 0 8px 24px rgba(12, 18, 34, 0.04);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  width: 100%;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
  outline: none;
}
.nk-ov-period-card:focus-visible {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12), 0 8px 24px rgba(12, 18, 34, 0.06);
}
.nk-ov-period-card:hover {
  border-color: rgba(12, 18, 34, 0.12);
  box-shadow: 0 2px 4px rgba(12, 18, 34, 0.06), 0 12px 32px rgba(12, 18, 34, 0.07);
}
.nk-ov-period-card.is-selected {
  border-color: rgba(59, 130, 246, 0.35);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.08), 0 8px 24px rgba(12, 18, 34, 0.06);
}
.nk-ov-period-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}
.nk-ov-period-card-time {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #0c1222;
  letter-spacing: -0.02em;
}
.nk-ov-period-card-title {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 400;
  color: #64748b;
  line-height: 1.4;
}
.nk-ov-period-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
}
.nk-ov-period-metric {
  padding: 0.55rem 0.6rem;
  border-radius: 10px;
  background: #f8fafc;
  border: 1px solid rgba(12, 18, 34, 0.04);
}
.nk-ov-period-metric.is-highlight {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(185, 28, 28, 0.04) 0%, rgba(255, 255, 255, 0) 100%);
  border-color: rgba(185, 28, 28, 0.08);
}
.nk-ov-period-metric.is-credit {
  background: linear-gradient(135deg, rgba(5, 150, 105, 0.05) 0%, rgba(255, 255, 255, 0) 100%);
  border-color: rgba(5, 150, 105, 0.1);
}
.nk-ov-period-metric-label {
  display: block;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #94a3b8;
  margin-bottom: 0.2rem;
}
.nk-ov-period-metric-value {
  display: block;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: #0c1222;
  font-variant-numeric: tabular-nums;
}
.nk-ov-period-metric.is-highlight .nk-ov-period-metric-value { color: #b91c1c; }
.nk-ov-period-metric.is-credit .nk-ov-period-metric-value { color: #047857; }
.nk-ov-period-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-top: 0.35rem;
  border-top: 1px solid rgba(12, 18, 34, 0.06);
  font-size: 0.75rem;
  color: #64748b;
}
.nk-ov-period-invoices {
  font-weight: 600;
  color: #334155;
}
.nk-ov-period-card-link {
  font-size: 0.75rem;
  font-weight: 500;
  color: #3b6fd4;
  text-decoration: none;
}
.nk-ov-period-card-link:hover { text-decoration: underline; }

/* —— Tenant Cards —— */
.nk-ov-tenant-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.nk-ov-tenant-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem 1rem;
  align-items: center;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid rgba(12, 18, 34, 0.06);
  background: #fff;
  box-shadow: 0 1px 2px rgba(12, 18, 34, 0.03);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.nk-ov-tenant-card:hover {
  border-color: rgba(12, 18, 34, 0.1);
  box-shadow: 0 4px 16px rgba(12, 18, 34, 0.05);
}
.nk-ov-tenant-main {
  display: grid;
  grid-template-columns: minmax(7rem, auto) minmax(0, 1fr);
  gap: 0.65rem 1.25rem;
  align-items: center;
  min-width: 0;
}
.nk-ov-tenant-balance {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.nk-ov-tenant-balance.is-nach { color: #b91c1c; }
.nk-ov-tenant-balance.is-gut { color: #047857; }
.nk-ov-tenant-balance.is-null { color: #64748b; font-size: 1rem; }
.nk-ov-tenant-balance-type {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  opacity: 0.85;
}
.nk-ov-tenant-info {
  min-width: 0;
}
.nk-ov-tenant-name {
  margin: 0 0 0.2rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #0c1222;
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nk-ov-tenant-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.55rem;
  font-size: 0.75rem;
  color: #64748b;
}
.nk-ov-tenant-invoice-nr {
  font-size: 0.75rem;
  color: #94a3b8;
  font-variant-numeric: tabular-nums;
}
.nk-ov-tenant-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
}
.nk-ov-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: #3b6fd4;
  text-decoration: none;
  padding: 0.25rem 0.15rem;
}
.nk-ov-link:hover { text-decoration: underline; }
.nk-ov-tenant-hint {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.75rem;
  color: #b45353;
  padding-top: 0.25rem;
}

@media (max-width: 720px) {
  body[data-accounting-view="nk-uebersicht"] .acc-main.nk-premium-page {
    padding: 1.25rem 1rem 2rem;
  }
  .nk-ov-tenant-card {
    grid-template-columns: 1fr;
  }
  .nk-ov-tenant-main {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }
  .nk-ov-tenant-actions {
    justify-content: flex-start;
    padding-top: 0.35rem;
    border-top: 1px solid rgba(12, 18, 34, 0.06);
  }
  .nk-prem-section-actions {
    width: 100%;
    margin-left: 0;
  }
}

/* Dark theme */
[data-theme="dark"] .nk-prem-toolbar,
[data-theme="dark"] .nk-ov-period-card,
[data-theme="dark"] .nk-ov-tenant-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}
[data-theme="dark"] .nk-ov-period-metric {
  background: rgba(255, 255, 255, 0.03);
}
[data-theme="dark"] .nk-prem-empty {
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(255, 255, 255, 0.08);
}