* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --primary: #128c7e;
  --primary-dark: #075e54;
  --primary-light: #25d366;
  --danger: #ff4757;
  --warning: #ffa502;
  --info: #3498db;
  --purple: #9b59b6;
  --bg: #f4f6f9;
  --card-bg: #ffffff;
  --border: #e8ecf0;
  --text: #2d3436;
  --text-secondary: #636e72;
  --text-muted: #b2bec3;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-hover: 0 4px 12px rgba(0,0,0,0.08);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
}

/* ===== LOGIN ===== */
.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
}

.login-box {
  background: var(--card-bg);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  width: 400px;
}

.login-box h1 {
  text-align: center;
  margin-bottom: 4px;
  color: var(--primary);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -1px;
}

.login-box p {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 28px;
  font-size: 13px;
}

.login-box input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: 10px;
  margin-bottom: 12px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  background: #fafbfc;
}

.login-box input:focus { border-color: var(--primary); background: #fff; }

.login-box .login-error {
  color: var(--danger);
  font-size: 13px;
  text-align: center;
  margin-bottom: 12px;
  display: none;
  padding: 8px;
  background: #fff5f5;
  border-radius: 8px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s;
  white-space: nowrap;
  line-height: 1.4;
  text-decoration: none;
}

.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  width: 100%;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
}

.btn-success { background: var(--primary-light); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-warning { background: var(--warning); color: #fff; }
.btn-secondary { background: #747d8c; color: #fff; }
.btn-outline { background: transparent; border: 1.5px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }

.btn-sm { padding: 6px 14px; font-size: 12px; border-radius: 6px; }

.btn-group {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

/* ===== NAVBAR ===== */
.navbar {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.navbar .logo-sub {
  font-size: 10px;
  opacity: 0.6;
  font-weight: 400;
  display: block;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.navbar .nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.navbar .nav-right span { font-size: 13px; opacity: 0.9; }

/* Bildirim */
.notif-bell {
  cursor: pointer;
  font-size: 18px;
  position: relative;
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.2s;
}

.notif-bell:hover { background: rgba(255,255,255,0.15); }

.notif-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background: var(--danger);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.navbar a {
  color: #fff;
  text-decoration: none;
  font-size: 12px;
  padding: 6px 14px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 6px;
  transition: all 0.2s;
  font-weight: 500;
}
.navbar a:hover { background: rgba(255,255,255,0.15); }

.container { max-width: 1320px; margin: 0 auto; padding: 24px 32px; }

/* ===== STATS CARDS ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--card-bg);
  padding: 16px 13px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.stat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }

.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
}

.stat-card:nth-child(1)::before { background: var(--primary); }
.stat-card:nth-child(2)::before { background: var(--info); }
.stat-card:nth-child(3)::before { background: var(--primary-light); }
.stat-card:nth-child(4)::before { background: var(--purple); }
.stat-card:nth-child(5)::before { background: var(--warning); }
.stat-card:nth-child(6)::before { background: var(--info); }
.stat-card:nth-child(7)::before { background: var(--primary-light); }
.stat-card:nth-child(8)::before { background: var(--danger); }
.stat-card:nth-child(9)::before { background: var(--purple); }

.stat-card .stat-value {
  font-size: 23px;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
  letter-spacing: -1px;
}

.stat-card .stat-label {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 6px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
}

/* ===== CARDS ===== */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: 20px;
  overflow: hidden;
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fafbfc;
}

.card-header h2 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.card-body { padding: 0; }
.card-body-padded { padding: 20px; }

/* ===== CHARTS ===== */
.charts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.charts-grid .card-body-padded {
  position: relative;
  overflow: hidden;
}

.charts-grid canvas {
  max-height: 200px;
  width: 100% !important;
}

/* ===== COLLAPSIBLE SECTIONS ===== */
.collapsible-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}
.collapsible-header::after {
  content: '\25BC';
  font-size: 10px;
  color: var(--text-muted);
  transition: transform 0.2s;
}
.collapsible-header.open::after {
  transform: rotate(180deg);
}
.collapsible-content {
  display: block;
}

/* ===== TABLES ===== */
table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid #f0f2f5;
  font-size: 12px;
}

th {
  font-weight: 700;
  color: var(--text-muted);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  background: #fafbfc;
  padding: 8px 14px;
}

th.sortable {
  cursor: pointer;
  user-select: none;
  transition: color 0.2s;
}

th.sortable:hover { color: var(--primary); }

th.sortable::after {
  content: ' \2195';
  font-size: 10px;
  opacity: 0.3;
}

th.sortable.asc::after { content: ' \2191'; opacity: 1; color: var(--primary); }
th.sortable.desc::after { content: ' \2193'; opacity: 1; color: var(--primary); }

th:first-child { padding-left: 20px; }
td:first-child { padding-left: 20px; }
th:last-child { padding-right: 20px; }
td:last-child { padding-right: 20px; }

tr:hover { background: #f8fafb; }
tr:last-child td { border-bottom: none; }

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.badge-connected { background: #e8f8ef; color: #1a7d47; }
.badge-connected::before { background: var(--primary-light); }
.badge-disconnected { background: #ffeaea; color: #a82020; }
.badge-disconnected::before { background: var(--danger); }
.badge-connecting { background: #fff8e1; color: #b8860b; }
.badge-connecting::before { background: var(--warning); animation: pulse 1s infinite; }
.badge-qr_ready { background: #e3f2fd; color: #1565c0; }
.badge-qr_ready::before { background: var(--info); }
.badge-banned { background: #a82020; color: #fff; }
.badge-banned::before { background: #fff; }
.badge-sent { background: #e8f8ef; color: #1a7d47; }
.badge-sent::before { background: var(--primary-light); }
.badge-failed { background: #ffeaea; color: #a82020; }
.badge-failed::before { background: var(--danger); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ===== TOKEN ===== */
.token-text {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 11px;
  color: var(--text-secondary);
  background: #f0f2f5;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s;
}

.token-text:hover { background: #dfe4ea; }

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon { font-size: 36px; margin-bottom: 8px; }
.empty-state p { font-size: 13px; }

/* ===== DETAIL PAGE ===== */
.detail-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding: 16px 24px;
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.detail-title { flex: 1; }

.detail-title h2 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  margin: 0;
  letter-spacing: -0.5px;
}

.detail-slug {
  font-size: 12px;
  color: var(--text-muted);
  font-family: 'SF Mono', monospace;
}

/* ===== CLICKABLE ROW ===== */
/* Desktop */
.card-toggle .toggle-arrow { display: none; }
.card-toggle { cursor: default; }

.clickable-row { cursor: pointer; transition: background 0.1s; }
.clickable-row:hover { background: #edf7ee !important; }

.client-name-link {
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
  transition: color 0.15s;
}

.client-name-link:hover { color: var(--primary-dark); text-decoration: underline; }

/* ===== NOTIF ===== */
.notif-item {
  padding: 12px 14px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 13px;
}

.notif-item:last-child { border-bottom: none; }
.notif-item .notif-date { font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.notif-item.notif-success { border-left: 3px solid var(--primary-light); }
.notif-item.notif-warning { border-left: 3px solid var(--warning); }
.notif-item.notif-error { border-left: 3px solid var(--danger); }

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

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

.modal {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 28px;
  min-width: 420px;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.modal h3 {
  margin-bottom: 20px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.modal label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.modal input, .modal textarea, .modal select {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--border);
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  background: #fafbfc;
}

.modal textarea { resize: vertical; min-height: 80px; }
.modal input:focus, .modal textarea:focus, .modal select:focus { border-color: var(--primary); background: #fff; }

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ===== QR CODE ===== */
.qr-container {
  text-align: center;
  padding: 24px;
}

.qr-container img {
  max-width: 250px;
  border: 3px solid var(--primary);
  border-radius: 16px;
  padding: 12px;
  background: #fff;
}

.qr-container .qr-status { margin-top: 16px; font-size: 14px; color: var(--text-secondary); }
.qr-container .qr-success { color: var(--primary-light); font-weight: 600; }

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 14px 24px;
  border-radius: 10px;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  z-index: 2000;
  display: none;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.toast.success { background: linear-gradient(135deg, var(--primary-light), var(--primary)); }
.toast.error { background: linear-gradient(135deg, var(--danger), #c0392b); }
.toast.show { display: block; }

/* ===== PAGINATION ===== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 16px;
  border-top: 1px solid var(--border);
}

.pagination button {
  padding: 6px 14px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text);
}

.pagination button:hover { background: #f0f2f5; }
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination button:disabled { opacity: 0.4; cursor: default; }

.pagination .page-info {
  font-size: 12px;
  color: var(--text-muted);
  padding: 0 8px;
}

/* ===== SYSTEM STATUS ===== */
.system-stats {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sys-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid #f0f2f5;
  font-size: 13px;
}

.sys-row:last-child { border-bottom: none; }

.sys-lbl {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 12px;
}

.sys-val {
  font-weight: 700;
  color: var(--text);
  font-size: 14px;
  text-align: right;
}

.sys-val small {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 10px;
  display: block;
}

.sys-piwapp {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  border-top: 1px solid var(--border);
  margin-top: 8px;
  padding-top: 10px;
}

.sys-pw-item {
  text-align: center;
  flex: 1;
  padding: 4px 12px;
}

.sys-pw-val {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  display: block;
}

.sys-pw-lbl {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
  margin-top: 2px;
}

.sys-pw-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
  flex-shrink: 0;
}

/* Mesaj detay */
.msg-detail-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 13px;
}

.msg-detail-row:last-child { border-bottom: none; }

.msg-detail-label {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  flex-shrink: 0;
  margin-right: 12px;
}

.msg-detail-value {
  text-align: right;
  word-break: break-word;
}

.msg-full-content {
  background: #f8fafb;
  padding: 12px;
  border-radius: 8px;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 300px;
  overflow-y: auto;
}

/* Alert list items */
.alert-scroll {
  max-height: 200px;
  overflow-y: auto;
}

.alert-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  border-bottom: 1px solid #f5f5f5;
  font-size: 12px;
}

.alert-item:last-child { border-bottom: none; }

.alert-item .alert-info { flex: 1; }
.alert-item .alert-meta { color: var(--text-muted); font-size: 11px; flex-shrink: 0; margin-left: 12px; }

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
  font-size: 12px;
  margin-top: 20px;
}

/* ===== RESPONSIVE ===== */
@media (min-width: 769px) {
  .collapsible-content { display: block !important; }
}

@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .charts-grid { grid-template-columns: 1fr !important; }
  .container { padding: 16px; }
}

@media (max-width: 768px) {
  .container { padding: 10px; }
  .navbar { padding: 0 12px; height: 54px; }
  .navbar h1 { font-size: 17px; }
  .navbar .logo-sub { font-size: 9px; }
  .navbar .nav-right { gap: 10px; }
  .navbar .nav-right span { font-size: 12px; }
  .navbar a { padding: 5px 10px; font-size: 11px; }

  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .stat-card { padding: 12px 14px; }
  .stat-card .stat-value { font-size: 22px; }
  .stat-card .stat-label { font-size: 9px; }


  .card-header { padding: 12px 14px; flex-wrap: wrap; gap: 8px; }
  .card-header h2 { font-size: 13px; }

  .btn { padding: 6px 12px; font-size: 12px; }
  .btn-sm { padding: 5px 10px; font-size: 11px; }
  .btn-group { gap: 4px; }

  .modal { min-width: auto; width: 92vw; padding: 20px; margin: 10px; }

  .detail-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
  }

  .detail-title h2 { font-size: 17px; }
  .token-text { font-size: 10px; word-break: break-all; }

  .login-box { width: 92vw; padding: 24px 20px; }
  .login-box h1 { font-size: 26px; }

  .qr-container img { max-width: 220px; }

  .toast { bottom: 12px; right: 12px; left: 12px; text-align: center; font-size: 13px; padding: 10px 16px; }

  /* ===== MOBİL KART GÖRÜNÜMÜ ===== */
  table.mobile-cards thead { display: none; }

  table.mobile-cards tbody tr {
    display: flex;
    flex-wrap: wrap;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-bottom: 8px;
    overflow: hidden;
  }

  table.mobile-cards tbody tr:hover { background: var(--card-bg); }

  /* Tüm td'ler mobilde flex satır */
  table.mobile-cards td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 14px;
    border-bottom: 1px solid #f5f5f5;
    font-size: 13px;
    width: 100%;
  }

  table.mobile-cards td::before {
    content: attr(data-label);
    font-weight: 600;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    flex-shrink: 0;
    margin-right: 12px;
  }

  table.mobile-cards td:last-child { border-bottom: none; }

  /* Summary: her zaman görünür, isim */
  table.mobile-cards td[data-mobile="summary"] {
    padding: 12px 14px;
    font-weight: 600;
    font-size: 14px;
    border-bottom: none;
    width: auto;
    flex: 1;
    cursor: pointer;
  }

  table.mobile-cards td[data-mobile="summary"]::before { display: none; }

  /* Toggle: her zaman görünür, badge + ok */
  table.mobile-cards td[data-mobile="toggle"] {
    padding: 12px 14px;
    border-bottom: none;
    cursor: pointer;
    justify-content: flex-end;
    width: auto;
    flex-shrink: 0;
  }

  table.mobile-cards td[data-mobile="toggle"]::before { display: none; }

  table.mobile-cards td[data-mobile="toggle"]::after {
    content: ' ▼';
    font-size: 10px;
    color: var(--text-muted);
    margin-left: 6px;
    transition: transform 0.2s;
  }

  table.mobile-cards tr.card-open td[data-mobile="toggle"]::after {
    transform: rotate(180deg);
  }

  /* Hide: mobilde gizle */
  table.mobile-cards td[data-mobile="hide"] { display: none !important; }

  /* Detail: varsayılan gizli, card-open ile açılır */
  table.mobile-cards td[data-mobile="detail"] { display: none !important; }
  table.mobile-cards tr.card-open td[data-mobile="detail"] { display: flex !important; }

  /* data-mobile olmayan td'ler (cihaz/mesaj tabloları) — normal kart */
  table.mobile-cards td:not([data-mobile]):first-of-type { padding-top: 12px; }
  table.mobile-cards td:not([data-mobile]):last-of-type { padding-bottom: 12px; }

  table.mobile-cards .btn-group {
    flex-direction: row;
    width: 100%;
    justify-content: flex-end;
    padding-top: 4px;
  }


  /* Müşteri detay grafikleri alt alta */
  .charts-grid[style*="max-width"] { grid-template-columns: 1fr !important; max-width: 100% !important; }

  .collapsible-content { display: none; }
  .collapsible-content.open { display: block; }
}

@media (max-width: 400px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-card .stat-value { font-size: 20px; }
  .navbar h1 { font-size: 15px; }
}