:root {
  color-scheme: light dark;
  --bg: #f8fafc;
  --paper: #ffffff;
  --surface: #f1f5f9;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --blue: #0284c7;
  --blue-hover: #0369a1;
  --blue-soft: #e0f2fe;
  --orange: #d97706;
  --orange-soft: #fef3c7;
  --green: #10b981;
  --green-soft: #d1fae5;
  --error: #ef4444;
  --error-soft: #fee2e2;
  --shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1120;
    --paper: #131d31;
    --surface: #1a2742;
    --text: #f8fafc;
    --muted: #94a3b8;
    --border: #223254;
    --border-strong: #334b79;
    --blue: #38bdf8;
    --blue-hover: #7dd3fc;
    --blue-soft: #0c2d48;
    --orange: #fbbf24;
    --orange-soft: #451a03;
    --green: #34d399;
    --green-soft: #064e3b;
    --error: #f87171;
    --error-soft: #450a0a;
  }
}

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

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: transparent;
}

a {
  color: var(--blue);
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

/* App Layout */
.app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 270px;
  background-color: var(--paper);
  border-right: 1px solid var(--border);
  height: 100vh;
  position: sticky;
  top: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding: 24px 18px;
  gap: 20px;
  z-index: 100;
  transition: transform 0.25s ease-in-out;
}

.brand {
  display: flex;
  align-items: center;
  font-weight: 800;
  font-size: 1.3rem;
  gap: 10px;
  letter-spacing: -0.02em;
}

.brand-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, #0284c7, #2563eb);
  color: #ffffff;
  border-radius: 8px;
  font-size: 1.15rem;
  font-weight: 900;
}

.brand-dot {
  color: var(--blue);
}

.tenant-selector-box {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tenant-selector-box label {
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.tenant-selector-box select {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background-color: var(--paper);
  padding: 8px 10px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  outline: none;
}

/* Nav Menu */
nav.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 550;
  text-align: left;
  transition: all 0.15s ease;
}

.nav-item:hover {
  background-color: var(--surface);
  color: var(--text);
}

.nav-item.active {
  background-color: var(--blue-soft);
  color: var(--blue);
  font-weight: 650;
}

.nav-item .icon {
  font-size: 1.1rem;
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-bottom {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.env-pill {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--green);
  background: var(--green-soft);
  padding: 4px 8px;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
}

.env-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.profile-bar {
  display: flex;
  align-items: center;
  gap: 10px;
}

.profile-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--blue-soft);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

.profile-info {
  line-height: 1.2;
}

.profile-info strong {
  font-size: 0.85rem;
  color: var(--text);
  display: block;
}

.profile-info small {
  font-size: 0.72rem;
  color: var(--muted);
}

.btn-logout {
  font-size: 0.78rem;
  color: var(--muted);
  margin-left: auto;
  padding: 4px 8px;
  border-radius: 4px;
}

.btn-logout:hover {
  color: var(--error);
  background-color: var(--surface);
}

/* Main Area */
.workspace {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  height: 64px;
  background-color: var(--paper);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}

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

.btn-mobile-menu {
  display: none;
  padding: 6px;
  border-radius: 6px;
  color: var(--text);
  border: 1px solid var(--border);
}

.breadcrumb-nav {
  font-size: 0.85rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.breadcrumb-active {
  color: var(--text);
  font-weight: 600;
}

.badge-dybs {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--blue);
  background: var(--blue-soft);
  padding: 4px 10px;
  border-radius: 9999px;
  border: 1px solid rgba(2, 132, 199, 0.2);
}

/* Content */
.content {
  padding: 28px;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

.heading-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.heading-title h1 {
  font-size: 1.5rem;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.heading-title p {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 2px;
}

/* Metric Cards */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.metric-card {
  background-color: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  overflow: hidden;
}

.metric-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: var(--blue);
}

.metric-card.success::before { background-color: var(--green); }
.metric-card.warning::before { background-color: var(--orange); }

.metric-label {
  font-size: 0.78rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.metric-number {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.metric-desc {
  font-size: 0.75rem;
  color: var(--muted);
}

/* Surface Cards & Tables */
.card-surface {
  background-color: var(--paper);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  margin-bottom: 24px;
}

.card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.card-header h2 {
  font-size: 1.05rem;
  font-weight: 700;
}

.card-header p {
  font-size: 0.8rem;
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
  width: 100%;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

thead th {
  background-color: var(--surface);
  color: var(--muted);
  font-weight: 650;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
}

tbody td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr:hover td {
  background-color: var(--surface);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 650;
}

.badge-success { background: var(--green-soft); color: var(--green); }
.badge-warning { background: var(--orange-soft); color: var(--orange); }
.badge-danger { background: var(--error-soft); color: var(--error); }
.badge-info { background: var(--blue-soft); color: var(--blue); }

.hash-badge {
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--muted);
  max-width: 130px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: inline-block;
  white-space: nowrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--blue);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--blue-hover);
}

.btn-secondary {
  background-color: var(--surface);
  color: var(--text);
  border-color: var(--border);
}

.btn-secondary:hover {
  background-color: var(--border);
}

.btn-sm {
  padding: 4px 10px;
  font-size: 0.78rem;
  border-radius: 6px;
}

/* Toolbar & Search */
.toolbar {
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.search-box {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 0.85rem;
  min-width: 260px;
  outline: none;
}

.search-box:focus {
  border-color: var(--blue);
}

/* Modal */
dialog {
  padding: 24px;
  background-color: var(--paper);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  width: min(580px, calc(100vw - 32px));
  max-height: 90vh;
  margin: auto;
}

dialog::backdrop {
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(3px);
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.modal-head h3 {
  font-size: 1.15rem;
  font-weight: 750;
}

.modal-close {
  font-size: 1.3rem;
  color: var(--muted);
  cursor: pointer;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.form-field label {
  font-size: 0.8rem;
  font-weight: 650;
  color: var(--text);
}

.form-field input, .form-field select, .form-field textarea {
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 9px 12px;
  font-size: 0.88rem;
  background-color: var(--paper);
  outline: none;
}

.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  border-color: var(--blue);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* Toast */
.toast-msg {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--text);
  color: var(--bg);
  padding: 12px 24px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 300;
  animation: slideUp 0.2s ease;
}

@keyframes slideUp {
  from { transform: translate(-50%, 10px); opacity: 0; }
  to { transform: translate(-50%, 0); opacity: 1; }
}

/* Responsive / Mobile Drawer */
@media (max-width: 900px) {
  .sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 99;
  }

  .sidebar.open ~ .sidebar-backdrop {
    display: block;
  }

  .btn-mobile-menu {
    display: flex;
  }

  .content {
    padding: 16px;
  }

  .topbar {
    padding: 0 16px;
  }

  .metrics-row {
    grid-template-columns: 1fr;
  }
}
/* ==========================================================================
   Vault / Master PIN Login Screen (sifre-ismoz exact visual match)
   ========================================================================== */
.vault-login-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background-color: #020617; /* Very dark navy / slate-950 */
  min-height: 100vh;
  box-sizing: border-box;
}

.vault-login-card {
  width: 100%;
  max-width: 440px;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 28px;
  padding: 36px 32px 28px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.45);
  box-sizing: border-box;
  text-align: center;
  animation: vaultCardFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes vaultCardFadeIn {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.vault-icon-box {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 20px;
  background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 22px rgba(245, 158, 11, 0.35);
}

.vault-header {
  margin-bottom: 24px;
}

.vault-title-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.vault-title {
  font-size: 22px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.4px;
  margin: 0;
  line-height: 1.2;
}

.vault-badge-pill {
  font-size: 11px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 6px;
  background-color: #d1fae5;
  color: #047857;
  border: 1px solid #6ee7b7;
  letter-spacing: 0.04em;
}

.vault-subtitle {
  font-size: 12.5px;
  color: #64748b;
  margin-top: 6px;
  line-height: 1.4;
}

.vault-form {
  display: flex;
  flex-direction: column;
}

.vault-label {
  display: block;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #64748b;
  margin-bottom: 10px;
  text-align: center;
}

.vault-pin-input {
  width: 100%;
  height: 54px;
  padding: 0 16px;
  background-color: #f8fafc;
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  text-align: center;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, monospace;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.35em;
  color: #0f172a;
  box-sizing: border-box;
  outline: none;
  transition: all 0.15s ease;
}

.vault-pin-input:focus {
  background-color: #ffffff;
  border-color: #f59e0b;
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.18);
}

.vault-pin-input::placeholder {
  color: #cbd5e1;
  font-weight: 400;
}

.vault-error-box {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: 12px;
  background-color: #fff1f2;
  border: 1px solid #fecdd3;
  color: #be123c;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.vault-submit-btn {
  margin-top: 16px;
  width: 100%;
  height: 52px;
  border-radius: 16px;
  background-color: #f59e0b;
  color: #080f20;
  font-family: inherit;
  font-size: 15.5px;
  font-weight: 800;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 8px 20px -4px rgba(245, 158, 11, 0.4);
  transition: all 0.18s ease;
}

.vault-submit-btn:hover {
  background-color: #d97706;
  transform: translateY(-1px);
  box-shadow: 0 12px 24px -4px rgba(245, 158, 11, 0.5);
}

.vault-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.vault-forgot-wrap {
  margin-top: 16px;
}

.vault-forgot-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: #475569;
  text-decoration: none;
  transition: color 0.15s ease;
}

.vault-forgot-link:hover {
  color: #d97706;
}

.vault-footer {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: #94a3b8;
}

.vault-footer-item {
  display: flex;
  align-items: center;
  gap: 6px;
}