:root {
  --bg: #f4f5f7;
  --card-bg: #ffffff;
  --text: #1c1f26;
  --text-muted: #6b7280;
  --border: #e3e5e9;
  --primary: #2471a3;
  --primary-dark: #1c5a80;
  --danger: #c0392b;
  --success: #27ae60;
  --sidebar-bg: #1c2530;
  --sidebar-text: #cfd6e0;
  --sidebar-active: #2471a3;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c;
    --card-bg: #1d222b;
    --text: #e7e9ec;
    --text-muted: #9aa2ad;
    --border: #2b313c;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 250px;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: transform 0.2s ease;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
}

.sidebar-close {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
}

.menu {
  display: flex;
  flex-direction: column;
  padding: 10px 0;
  overflow-y: auto;
}

.menu a, .menu-group-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 18px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 0.94rem;
  border-left: 3px solid transparent;
  background: none;
  border-top: none;
  border-right: none;
  border-bottom: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.menu a:hover, .menu-group-toggle:hover {
  background: rgba(255,255,255,0.06);
}

.menu a.active, .menu-group-toggle.active {
  background: rgba(36,113,163,0.25);
  border-left-color: var(--sidebar-active);
  color: #fff;
}

.menu-group-toggle .chevron {
  margin-left: auto;
  font-size: 0.75rem;
  transition: transform 0.15s ease;
}

.menu-submenu {
  display: none;
  flex-direction: column;
  background: rgba(0,0,0,0.15);
}

.menu-submenu.open {
  display: flex;
}

.menu-submenu.open ~ .menu-group-toggle .chevron,
#bizeOzelToggle.active .chevron {
  transform: rotate(180deg);
}

.menu-submenu a {
  padding: 9px 18px 9px 42px;
  font-size: 0.88rem;
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 90;
}

.main {
  flex: 1;
  margin-left: 250px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--text);
}

.page-title {
  font-size: 1.15rem;
  margin: 0;
  flex: 1;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.firma-adi {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.btn-cikis, .btn {
  padding: 8px 16px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
}

.btn-cikis {
  background: var(--danger);
  color: #fff;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }

.content {
  padding: 22px;
  flex: 1;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
}

.placeholder-box {
  background: var(--card-bg);
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.stat-card {
  border-radius: 10px;
  padding: 16px;
  color: #fff;
}

.stat-card .value { font-size: 1.6rem; font-weight: 700; }
.stat-card .label { font-size: 0.85rem; opacity: 0.9; }

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 9px 16px;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Login page */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  padding: 20px;
}

.login-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 36px 32px;
  width: 100%;
  max-width: 380px;
}

.login-card h1 {
  text-align: center;
  margin: 0 0 6px;
  font-size: 1.5rem;
}

.login-card .subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 0.9rem;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
}

/* Sayi kutularindaki yukari/asagi ok butonlari kaldirildi - tiklarken
   deger yanlislikla degismesin diye (en/boy gibi hassas olculerde risk). */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
}

.btn-block { width: 100%; padding: 11px; }

.error-msg {
  color: var(--danger);
  font-size: 0.88rem;
  margin-top: 10px;
  text-align: center;
  min-height: 1.2em;
}

/* Siparisler sayfasi */
.toolbar-row {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.toolbar-row .search-input {
  flex: 1;
  min-width: 200px;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
}

.siparis-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.siparis-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.siparis-item:hover {
  border-color: var(--primary);
}

.siparis-item .siparis-baslik {
  font-weight: 600;
}

.siparis-item .siparis-ozet {
  color: var(--text-muted);
  font-size: 0.86rem;
  margin-top: 2px;
}

.durum-badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
  color: #fff;
}
.durum-Bekliyor { background: #e67e22; }
.durum-Tamamlandi { background: var(--success); }
.durum-Iptal { background: var(--danger); }

/* Tablo (Musteri Listesi vb.) */
.tablo-wrap {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow-x: auto;
}

.tablo {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
}

.tablo th {
  text-align: left;
  padding: 12px 18px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  white-space: nowrap;
}

.tablo td {
  padding: 12px 18px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
  vertical-align: top;
}

.tablo th:last-child, .tablo td:last-child { border-right: none; }

.tablo tbody tr:last-child td { border-bottom: none; }
.tablo tbody tr:hover { background: var(--bg); cursor: pointer; }

.tablo-bos {
  text-align: center;
  color: var(--text-muted);
  padding: 24px 16px;
  cursor: default;
}

/* Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 200;
  align-items: flex-start;
  justify-content: center;
  overflow-y: auto;
  padding: 30px 16px;
}

.modal-backdrop.open { display: flex; }

/* Tam ekran varyanti: liste sayfasinin arkada gorunmesini onlemek icin
   overlay yerine sayfa akisinin kendisi gibi davranir (bkz. Siparis
   Formu'nun "Yeni Siparis" formu, sayfaya girildiginde dogrudan acilir). */
.modal-backdrop.tam-ekran.open {
  display: block;
  position: static;
  inset: auto;
  background: transparent;
  padding: 0;
}

.modal-backdrop.tam-ekran .modal-box {
  max-width: none;
  width: 100%;
  max-height: none;
}

.modal-box {
  background: var(--card-bg);
  border-radius: 12px;
  width: 100%;
  max-width: 620px;
  padding: 22px;
  max-height: calc(100vh - 60px);
  overflow-y: auto;
}

.modal-box h2 {
  margin-top: 0;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.segmented {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.segmented button {
  flex: 1;
  padding: 9px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  font-weight: 600;
}

.segmented button.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.urun-karti {
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 14px;
  margin: 14px 0;
}

.eklenen-liste {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}

.eklenen-satir {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 0.88rem;
}

.eklenen-satir button {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 1rem;
}

.hidden { display: none !important; }

.detay-metin {
  white-space: pre-wrap;
  font-size: 0.92rem;
  line-height: 1.5;
}

.toggle-btn {
  padding: 9px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  white-space: nowrap;
}
.toggle-btn.active {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.urun-satir-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr auto;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}
.urun-satir-row input {
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
.urun-satir-row button {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 1.1rem;
}

/* Gorevler (Dashboard) */
.gorev-karti {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 8px;
}
.gorev-ust {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-weight: 700;
  font-size: 0.92rem;
}
.gorev-sag {
  color: var(--text-muted);
  font-size: 0.82rem;
  white-space: nowrap;
}
.gorev-etiket {
  color: var(--text-muted);
  font-size: 0.78rem;
  margin: 2px 0 8px;
}
.gorev-detay {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-bottom: 8px;
}
.gorev-aksiyonlar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.gorev-aksiyonlar button, .gorev-aksiyonlar a {
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 0.8rem;
  cursor: pointer;
  text-decoration: none;
}
.biten-satir {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
}

/* Haftalik Plan */
.hafta-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
}

@media (max-width: 900px) {
  .hafta-grid { grid-template-columns: 1fr; }
}

.gun-kolonu {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  min-height: 120px;
}

.gun-baslik {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}
.gun-baslik.bugun { color: var(--primary); }
.gun-baslik.gecmis { color: var(--text-muted); }

.plan-karti {
  display: flex;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 8px;
  cursor: pointer;
  background: var(--bg);
}
.plan-karti.soluk { opacity: 0.55; }

.plan-serit {
  width: 6px;
  flex-shrink: 0;
}

.plan-icerik {
  padding: 8px 10px;
  flex: 1;
  min-width: 0;
}

.plan-ust {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 700;
}

.plan-aciklama {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.plan-tamamlandi-etiket {
  font-size: 0.68rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.renk-secici {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.renk-secici button {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid transparent;
  cursor: pointer;
}
.renk-secici button.active {
  border-color: var(--text);
}

.pile-satir-row {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}
.pile-satir-row input {
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
.ozellik-satir-row {
  grid-template-columns: 0.75fr 1.2fr 0.65fr 1.3fr auto;
}
.ozellik-satir-row select {
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
@media (max-width: 768px) {
  .ozellik-satir-row {
    grid-template-columns: 1fr;
  }
}
.pile-satir-row button {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 6px 10px;
}

.rapor-pre {
  white-space: pre-wrap;
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
  background: var(--bg);
  border-radius: 8px;
  padding: 16px;
  max-height: 600px;
  overflow-y: auto;
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-close { display: block; }
  .sidebar-backdrop.open { display: block; }
  .main { margin-left: 0; }
  .hamburger { display: block; }
}