/* =====================================================
   NORTH ERP LOGİSTİK - ANA STİL DOSYASI
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* CSS VARIABLES - DARK THEME (Default) */
:root[data-theme="dark"], :root {
  --bg-base:        #0d1117;
  --bg-surface:     #161b22;
  --bg-card:        #1c2128;
  --bg-hover:       #21262d;
  --border-color:   #30363d;
  --accent:         #4fc3f7;
  --accent-glow:    rgba(79,195,247,0.15);
  --accent-dark:    #0288d1;
  --success:        #2ea043;
  --warning:        #d29922;
  --danger:         #da3633;
  --text-primary:   #e6edf3;
  --text-secondary: #8b949e;
  --text-muted:     #484f58;
  --sidebar-w:      260px;
  --header-h:       60px;
  --radius:         8px;
  --shadow:         0 4px 24px rgba(0,0,0,0.4);
  --transition:     0.2s ease;
}

/* CSS VARIABLES - LIGHT THEME */
:root[data-theme="light"] {
  --bg-base:        #f0f2f5;
  --bg-surface:     #ffffff;
  --bg-card:        #ffffff;
  --bg-hover:       #f6f8fa;
  --border-color:   #d0d7de;
  --accent:         #0288d1;
  --accent-glow:    rgba(2,136,209,0.1);
  --accent-dark:    #0277bd;
  --success:        #1a7f37;
  --warning:        #9a6700;
  --danger:         #cf222e;
  --text-primary:   #1f2328;
  --text-secondary: #656d76;
  --text-muted:     #adb5bd;
  --shadow:         0 2px 12px rgba(0,0,0,0.1);
}

/* BASE RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Exo 2', 'Segoe UI', sans-serif;
  font-size: 14px;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background var(--transition), color var(--transition);
  min-height: 100vh;
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* =====================================================
   LAYOUT
   ===================================================== */
.layout-wrapper {
  display: flex;
  min-height: 100vh;
}

/* =====================================================
   SIDEBAR
   ===================================================== */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition);
  overflow-y: auto;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo img {
  width: 40px; height: 40px;
  object-fit: contain;
  filter: brightness(1.2);
}

.sidebar-logo-text {
  display: flex;
  flex-direction: column;
}

.sidebar-logo-text .brand {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  line-height: 1.2;
}

.sidebar-logo-text .sub {
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}

.nav-label {
  padding: 8px 20px 4px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 0;
  transition: all var(--transition);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  border-left: 3px solid transparent;
  position: relative;
}

.nav-item:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
  border-left-color: var(--accent);
}

.nav-item.active {
  color: var(--accent);
  background: var(--accent-glow);
  border-left-color: var(--accent);
}

.nav-item i {
  width: 18px;
  font-size: 14px;
  text-align: center;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 10px;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 34px; height: 34px;
  background: var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  color: var(--bg-base);
  flex-shrink: 0;
}

.user-info .name { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.user-info .role { font-size: 11px; color: var(--text-secondary); }

/* =====================================================
   MAIN CONTENT
   ===================================================== */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* =====================================================
   TOP HEADER
   ===================================================== */
.top-header {
  height: var(--header-h);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  position: sticky;
  top: 0; z-index: 50;
}

.page-title {
  flex: 1;
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
}

.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb span { color: var(--text-muted); }

.header-actions {
  display: flex; align-items: center; gap: 8px;
}

/* Theme Toggle */
.theme-toggle {
  width: 36px; height: 36px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  background: var(--bg-hover);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  font-size: 15px;
}

.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }

/* =====================================================
   PAGE CONTENT
   ===================================================== */
.page-content {
  padding: 24px;
  flex: 1;
}

/* =====================================================
   CARDS
   ===================================================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color var(--transition);
}

.card:hover { border-color: var(--accent); }

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-title i { color: var(--accent); }

.card-body { padding: 20px; }

/* STAT CARDS */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all var(--transition);
}

.stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.stat-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.stat-icon.blue   { background: rgba(79,195,247,0.12); color: #4fc3f7; }
.stat-icon.green  { background: rgba(46,160,67,0.12);  color: #2ea043; }
.stat-icon.orange { background: rgba(210,153,34,0.12); color: #d29922; }
.stat-icon.red    { background: rgba(218,54,51,0.12);  color: #da3633; }
.stat-icon.purple { background: rgba(163,113,247,0.12);color: #a371f7; }

.stat-info .value {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  font-family: 'JetBrains Mono', monospace;
}

.stat-info .label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* =====================================================
   TABLES
   ===================================================== */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.data-table thead th {
  background: var(--bg-hover);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.data-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition);
}

.data-table tbody tr:hover { background: var(--bg-hover); }

.data-table tbody td {
  padding: 11px 14px;
  color: var(--text-primary);
  vertical-align: middle;
}

.data-table tbody tr:last-child { border-bottom: none; }

/* =====================================================
   FORMS
   ===================================================== */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-label.required::after {
  content: ' *';
  color: var(--danger);
}

.form-control {
  width: 100%;
  background: var(--bg-base);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 9px 12px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-control::placeholder { color: var(--text-muted); }

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 32px;
}

textarea.form-control { min-height: 100px; resize: vertical; }

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.form-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-base);
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-dark); filter: brightness(1.1); }

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-color);
}
.btn-secondary:hover { color: var(--text-primary); border-color: var(--text-secondary); background: var(--bg-hover); }

.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}
.btn-danger:hover { filter: brightness(1.1); }

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

.btn-warning {
  background: var(--warning);
  color: var(--bg-base);
  border-color: var(--warning);
}

.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-lg { padding: 11px 22px; font-size: 15px; }
.btn-icon { padding: 7px; width: 34px; height: 34px; justify-content: center; }

/* =====================================================
   BADGES / STATUS
   ===================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success { background: rgba(46,160,67,0.15);   color: #3fb950; border: 1px solid rgba(46,160,67,0.3); }
.badge-warning { background: rgba(210,153,34,0.15);  color: #e3b341; border: 1px solid rgba(210,153,34,0.3); }
.badge-danger  { background: rgba(218,54,51,0.15);   color: #f85149; border: 1px solid rgba(218,54,51,0.3); }
.badge-info    { background: rgba(79,195,247,0.15);  color: #4fc3f7; border: 1px solid rgba(79,195,247,0.3); }
.badge-muted   { background: rgba(139,148,158,0.15); color: #8b949e; border: 1px solid rgba(139,148,158,0.3); }

/* LOCKED BADGE */
.badge-locked  { background: rgba(218,54,51,0.1); color: #da3633; border: 1px solid rgba(218,54,51,0.2); }

/* =====================================================
   ALERTS
   ===================================================== */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid;
  font-size: 13.5px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
}

.alert-success { background: rgba(46,160,67,0.1);   border-color: rgba(46,160,67,0.3);   color: #3fb950; }
.alert-danger  { background: rgba(218,54,51,0.1);   border-color: rgba(218,54,51,0.3);   color: #f85149; }
.alert-warning { background: rgba(210,153,34,0.1);  border-color: rgba(210,153,34,0.3);  color: #e3b341; }
.alert-info    { background: rgba(79,195,247,0.1);  border-color: rgba(79,195,247,0.3);  color: #4fc3f7; }

/* =====================================================
   PAGINATION
   ===================================================== */
.pagination {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
}

.page-btn {
  min-width: 32px; height: 32px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-hover);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  padding: 0 8px;
}

.page-btn:hover, .page-btn.active {
  background: var(--accent);
  color: var(--bg-base);
  border-color: var(--accent);
}

/* =====================================================
   FILE UPLOAD AREA
   ===================================================== */
.upload-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition);
  background: var(--bg-hover);
}

.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.upload-zone .upload-icon {
  font-size: 120px;
  color: var(--accent);
  margin-bottom: 16px;
  line-height: 1;
}

.upload-zone p { color: var(--text-secondary); font-size: 14px; }
.upload-zone span { color: var(--accent); font-weight: 600; }
.upload-zone small { color: var(--text-muted); font-size: 12px; }

/* =====================================================
   MODAL
   ===================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.modal-overlay.show { display: flex; }

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  animation: modalIn 0.2s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: translateY(-20px) scale(0.95); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title { font-size: 16px; font-weight: 600; }

.modal-close {
  width: 28px; height: 28px;
  border: none;
  background: var(--bg-hover);
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover { color: var(--danger); background: rgba(218,54,51,0.1); }

.modal-body { padding: 20px; }

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* =====================================================
   LOGIN PAGE
   ===================================================== */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-base);
  position: relative;
  overflow: hidden;
}

.login-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.3;
  animation: gridShift 20s linear infinite;
}

@keyframes gridShift {
  from { transform: translate(0,0); }
  to   { transform: translate(50px,50px); }
}

.login-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 40px;
  width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4),
              0 0 0 1px rgba(79,195,247,0.1);
  position: relative;
  z-index: 1;
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo img {
  max-height: 70px;
  max-width: 200px;
  width: auto;
  margin-bottom: 12px;
  object-fit: contain;
  background: transparent !important;
}

.login-logo h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.login-logo p {
  color: var(--text-secondary);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* =====================================================
   PDF PREVIEW
   ===================================================== */
.pdf-preview {
  width: 100%;
  height: 500px;
  border: none;
  border-radius: var(--radius);
  background: var(--bg-hover);
}

/* =====================================================
   CAMERA GRID
   ===================================================== */
.camera-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px,1fr));
  gap: 16px;
}

.camera-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.camera-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.camera-preview {
  aspect-ratio: 16/9;
  background: #000;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}

.camera-preview .camera-icon { font-size: 40px; color: var(--text-muted); }

.camera-preview .camera-live {
  position: absolute;
  top: 8px; right: 8px;
  background: var(--danger);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 1px;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.camera-info {
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    z-index: 200;
  }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .form-row { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-accent { color: var(--accent); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-right { text-align: right; }
.fw-bold { font-weight: 700; }
.font-mono { font-family: 'JetBrains Mono', monospace; }
.w-100 { width: 100%; }