:root {
  --bg: #0f172a;
  --panel: #111827;
  --muted: #6b7280;
  --accent: #10b981;
  --accent-2: #3b82f6;
  --border: #1f2937;
  --text: #e5e7eb;
  --danger: #ef4444;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; }

.split {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.split .visual {
  background-size: cover;
  background-position: center;
  position: relative;
}
.split .visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(0,0,0,0.6), rgba(0,0,0,0.15));
}
.split .form-area {
  background: var(--panel);
  padding: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.panel {
  width: 100%;
  max-width: 460px;
  background: #0b1220;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  box-shadow: 0 25px 80px rgba(0,0,0,0.25);
}
.panel h1 { margin: 0 0 12px; }
.muted { color: #f4f5c2; font-size: 14px; }
.field { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 14px; color: #ffffff; }
.field input, .field select, .field textarea {
  background: #737475;
  border: 1px solid #ffffff;
  color: var(--text);
  padding: 12px 14px;
  border-radius: 10px;
}
.field input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(1) brightness(2);
  cursor: pointer;
  opacity: 1;
}
.field input[type="date"]::-moz-focus-inner {
  border: 0;
}
.field input[type="date"] {
  color-scheme: dark;
}
.btn {
  border: none;
  border-radius: 10px;
  padding: 12px 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease;
}
.btn-primary { background: linear-gradient(120deg, var(--accent-2), var(--accent)); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 30px rgba(0,0,0,0.2); }

/* Offers: Aktif/Pasif switch */
.offer-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  vertical-align: middle;
  margin-right: 8px;
}
.offer-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.offer-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--danger); /* pasif: kırmızı */
  transition: 0.18s;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.25);
}
.offer-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  transition: 0.18s;
  border-radius: 999px;
}
.offer-switch input:checked + .offer-slider {
  background: var(--accent); /* aktif: yeşil */
}
.offer-switch input:checked + .offer-slider:before {
  transform: translate(20px, -50%);
}

/* Muhtemel Maliyetler: proje blokları arası ayırıcı */
tr.mm-project-sep td {
  padding: 10px 0 !important;
  border-bottom: 1px solid rgba(148,163,184,0.35);
  background: transparent;
}
tr.mm-project-main td {
  padding-top: 16px;
}

/* Konutlar: USD maliyet altında muhtemel maliyet (sarı, 10px) */
.usd-cost-muhtemel {
  margin-top: 10px;
  font-size: 10px;
  color: #facc15;
}

.layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}
.sidebar {
  background: #0b1220;
  border-right: 1px solid var(--border);
  padding: 20px;
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden; /* nav kendi içinde scroll olacak */
}
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding-right: 6px;
}
.sidebar-nav::-webkit-scrollbar { width: 8px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(148,163,184,0.25); border-radius: 8px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }

.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-icon {
  width: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 22px;
}

/* Desktop: ikon-only sidebar */
body.sidebar-collapsed .layout { grid-template-columns: 78px 1fr; }
body.sidebar-collapsed .sidebar { padding: 14px 10px; }
body.sidebar-collapsed .sidebar-title,
body.sidebar-collapsed .sidebar-footer,
body.sidebar-collapsed .nav-label { display: none; }
body.sidebar-collapsed .sidebar-header { justify-content: center !important; }
body.sidebar-collapsed .nav a { justify-content: center; }
body.sidebar-collapsed .sidebar-nav { padding-right: 0; }
body.sidebar-collapsed .sidebar-nav > div { width: 60% !important; }

/* Toggle görünürlükleri */
@media (min-width: 961px) {
  .sidebar-mobile-toggle { display: none; }
}
@media (max-width: 960px) {
  .sidebar-collapse-btn { display: none; }
}
.mobile-menu {
  display: none;
  background: #0b1220;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 12px;
}
.mobile-menu.open { display: block; }
.mobile-menu .mobile-nav a {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--text);
  border: 1px solid transparent;
}
.mobile-menu .mobile-nav a:hover {
  background: rgba(59,130,246,0.08);
  border-color: var(--border);
}
.mobile-menu.open {
  display: block;
}
.sidebar h2 { margin: 0 0 16px; font-size: 18px; }
.nav { display: flex; flex-direction: column; gap: 10px; }
.nav a {
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--text);
  background: transparent;
  border: 1px solid transparent;
}
.nav a.active, .nav a:hover {
  background: rgba(59,130,246,0.08);
  border-color: var(--border);
}
.content {
  padding: 24px 32px;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  position: relative;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px,1fr));
  gap: 16px;
}
.card {
  background: #0b1220;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.card h3 { margin: 0 0 6px; font-size: 15px; color: var(--muted); }
.card .value { font-size: 24px; font-weight: 700; }

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 18px;
  font-size: 14px;
  table-layout: auto;
}
th, td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  line-height: 1.5;
}
th { color: var(--muted); font-weight: 600; }
tr:hover td { background: #0f172a; }

/* Expenses: Fatura kalemleri (Yeni Gider + Fatura Düzenle) */
.invoice-items-table {
  margin-top: 8px;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  background: #0b1220;
}
.invoice-items-table th,
.invoice-items-table td {
  padding: 10px 10px;
}
.invoice-items-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: #0f172a;
  color: rgba(229,231,235,0.9);
}
.invoice-items-table tbody tr:hover td {
  background: rgba(15,23,42,0.6);
}

.invoice-items-table input,
.invoice-items-table select {
  width: 100%;
  min-height: 42px;
  background: rgba(17,24,39,0.65);
  border: 1px solid rgba(255,255,255,0.18);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
}
.invoice-items-table input::placeholder {
  color: rgba(229,231,235,0.75);
}
.invoice-items-table input:focus,
.invoice-items-table select:focus {
  outline: none;
  border-color: rgba(59,130,246,0.75);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.18);
}

.invoice-items-table .btn.btn-ghost {
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(17,24,39,0.35);
}

.invoice-items-table .item-total {
  display: inline-flex;
  justify-content: flex-end;
  min-width: 110px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(59,130,246,0.25);
  background: rgba(59,130,246,0.12);
  font-variant-numeric: tabular-nums;
}

.text-right {
  text-align: right !important;
}

.table-actions {
  white-space: nowrap;
  vertical-align: middle;
}
.table-actions a {
  display: inline-block;
  text-decoration: none;
  margin: 0 2px;
  vertical-align: middle;
  line-height: 1;
}
.table-actions a:hover {
  text-decoration: none;
  opacity: 0.8;
}
.badge {
  padding: 4px 8px;
  border-radius: 10px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.badge-green { background: rgba(16,185,129,0.15); color: #a7f3d0; }
.badge-amber { background: rgba(245,158,11,0.15); color: #fcd34d; }
.badge-red { background: rgba(248,113,113,0.15); color: #fecdd3; }

.grid-2 { display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 12px; }

.filter {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}
.filter input, .filter select { max-width: 170px; }
.filters-bar {
  padding: 10px;
  background: #0b1220;
  border: 1px solid var(--border);
  border-radius: 10px;
}
.filters-bar input,
.filters-bar select {
  background: #737475;
  border: 1px solid #ffffff;
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  min-height: 22px;
}
.filters-bar input::placeholder {
  color: var(--text);
}
.filters-bar input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(1) brightness(2);
  cursor: pointer;
  opacity: 1;
}
.filters-bar input[type="date"] {
  color-scheme: dark;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 10px;
}
.form-grid .field {
  margin: 0;
}
.form-grid .field label {
  font-size: 13px;
  color: #fff;
}
.form-grid .field input,
.form-grid .field select,
.form-grid .field textarea {
  width: 100%;
}

.toggle {
  display: none;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal-backdrop-company,
.modal-backdrop-main,
.modal-backdrop-sub,
.modal-backdrop-unit,
.modal-backdrop-vat,
.modal-backdrop-payment,
.modal-backdrop-payer,
.modal-backdrop-bank,
.modal-backdrop-cek-detail {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal-backdrop-company.show,
.modal-backdrop-main.show,
.modal-backdrop-sub.show,
.modal-backdrop-unit.show,
.modal-backdrop-vat.show,
.modal-backdrop-payment.show,
.modal-backdrop-payer.show,
.modal-backdrop-bank.show,
.modal-backdrop-cek-detail.show {
  display: flex;
}
.modal-backdrop-company .modal,
.modal-backdrop-main .modal,
.modal-backdrop-sub .modal,
.modal-backdrop-unit .modal,
.modal-backdrop-vat .modal,
.modal-backdrop-payment .modal,
.modal-backdrop-payer .modal,
.modal-backdrop-bank .modal,
.modal-backdrop-cek-detail .modal {
  background: #0b1220;
}
.modal-backdrop.show { display: flex; }
.modal {
  background: #0b1220;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  width: min(500px, 90vw);
  box-shadow: 0 25px 80px rgba(0,0,0,0.4);
}
.modal-backdrop-expense-edit .modal {
  width: min(960px, 94vw);
}
.modal h3 { margin: 0 0 12px; }
.modal .actions { display:flex; gap:10px; justify-content:flex-end; margin-top:14px; }
.accordion-panel { display: none; }
.accordion-panel.open { display: block; }

/* Accordion Table Styles */
.accordion-table {
  border-collapse: collapse;
}
.accordion-row-main {
  transition: background-color 0.2s ease;
}
.accordion-row-main:hover {
  background-color: rgba(59, 130, 246, 0.05);
}
.accordion-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px 8px;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}
.accordion-toggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}
.accordion-toggle[aria-expanded="true"] {
  transform: rotate(90deg);
}
.accordion-toggle[aria-expanded="true"] .accordion-icon {
  transform: rotate(0deg);
}
.accordion-icon {
  display: inline-block;
  transition: transform 0.2s ease;
  font-size: 10px;
  color: var(--accent-2);
}
.accordion-row-details {
  border-top: 2px solid var(--border);
}
.accordion-row-details table {
  border-collapse: collapse;
}
.accordion-row-details table thead tr {
  border-bottom: 1px solid var(--border);
}
.accordion-row-details table tbody tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.accordion-row-details table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.03);
}

@media (max-width: 960px) {
  .split { grid-template-columns: 1fr; }
  .layout { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .toggle { display: inline-flex; }
  .mobile-menu { display: none; }
  .mobile-menu.open { display: block; }
}