/* ===================================================
   Thinspeak IoT - Django Admin Modern Theme
   =================================================== */

:root {
  --admin-bg: #0b0f19;
  --admin-surface: #111827;
  --admin-card: #1f2937;
  --admin-card-hover: #263345;
  --admin-border: #374151;
  --admin-border-focus: #38bdf8;
  --admin-text: #f9fafb;
  --admin-muted: #9ca3af;
  --admin-primary: #0284c7;
  --admin-primary-hover: #0369a1;
  --admin-accent: #38bdf8;
  --admin-success: #10b981;
  --admin-warning: #f59e0b;
  --admin-danger: #ef4444;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
  background-color: var(--admin-bg) !important;
  color: var(--admin-text) !important;
  letter-spacing: -0.01em;
}

/* Header & Branding */
#header {
  background-color: #0f172a !important;
  border-bottom: 1px solid var(--admin-border) !important;
  padding: 12px 24px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

#header a:link, #header a:visited {
  color: var(--admin-text) !important;
}

#user-tools {
  font-size: 0.85rem !important;
  color: var(--admin-muted) !important;
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
}

#user-tools a {
  color: var(--admin-accent) !important;
  border-bottom: none !important;
  text-decoration: none !important;
  padding: 4px 8px !important;
  border-radius: 4px !important;
  transition: background 0.15s !important;
}

#user-tools a:hover {
  background: rgba(56, 189, 248, 0.15) !important;
}

/* Breadcrumbs */
div.breadcrumbs {
  background: #111827 !important;
  border-bottom: 1px solid var(--admin-border) !important;
  padding: 10px 24px !important;
  color: var(--admin-muted) !important;
  font-size: 0.85rem !important;
}

div.breadcrumbs a {
  color: var(--admin-accent) !important;
  text-decoration: none !important;
}

/* KPI Dashboard Cards */
.iot-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.iot-kpi-card {
  background: var(--admin-surface);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  transition: transform 0.15s, border-color 0.15s;
}

.iot-kpi-card:hover {
  border-color: var(--admin-accent);
  transform: translateY(-2px);
}

.kpi-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-blue {
  background: rgba(14, 165, 233, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(14, 165, 233, 0.25);
}

.icon-green {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.icon-purple {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
  border: 1px solid rgba(168, 85, 247, 0.25);
}

.icon-orange {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.kpi-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.kpi-label {
  font-size: 0.78rem;
  color: var(--admin-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 4px;
}

.kpi-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--admin-text);
  line-height: 1.1;
  font-family: 'JetBrains Mono', monospace;
}

.kpi-sub {
  font-size: 0.75rem;
  color: #64748b;
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Quick Bar */
.iot-quick-bar {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
  border: 1px solid var(--admin-border);
  border-left: 4px solid var(--admin-accent);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.iot-quick-text strong {
  display: block;
  font-size: 0.95rem;
  color: #f8fafc;
  margin-bottom: 2px;
}

.iot-quick-text p {
  font-size: 0.82rem;
  color: var(--admin-muted);
  margin: 0;
}

.iot-quick-actions {
  display: flex;
  gap: 10px;
}

.iot-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}

.iot-btn-primary {
  background: var(--admin-primary);
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.iot-btn-primary:hover {
  background: var(--admin-primary-hover);
}

.iot-btn-outline {
  background: rgba(255, 255, 255, 0.05);
  color: var(--admin-text) !important;
  border: 1px solid var(--admin-border);
}

.iot-btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--admin-accent);
}

/* Modules & Tables */
.module {
  background: var(--admin-surface) !important;
  border: 1px solid var(--admin-border) !important;
  border-radius: 8px !important;
  margin-bottom: 24px !important;
  overflow: hidden !important;
}

.module h2, .module caption {
  background: #1e293b !important;
  color: var(--admin-text) !important;
  font-size: 0.95rem !important;
  font-weight: 600 !important;
  padding: 12px 16px !important;
  border-bottom: 1px solid var(--admin-border) !important;
}

table {
  border-collapse: collapse !important;
  width: 100% !important;
}

table thead th {
  background: #1e293b !important;
  color: var(--admin-muted) !important;
  font-size: 0.78rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.05em !important;
  padding: 10px 14px !important;
  border-bottom: 1px solid var(--admin-border) !important;
}

table tbody tr {
  background: var(--admin-surface) !important;
  border-bottom: 1px solid rgba(55, 65, 81, 0.5) !important;
  transition: background 0.15s !important;
}

table tbody tr:hover {
  background: rgba(30, 41, 59, 0.7) !important;
}

table tbody td, table tbody th {
  padding: 12px 14px !important;
  font-size: 0.85rem !important;
  color: var(--admin-text) !important;
}

table tbody th a, table tbody td a {
  color: var(--admin-accent) !important;
  text-decoration: none !important;
}

table tbody th a:hover, table tbody td a:hover {
  text-decoration: underline !important;
}

/* Forms & Inputs */
input[type="text"], input[type="password"], input[type="email"], 
input[type="url"], input[type="number"], select, textarea {
  background: #0b0f19 !important;
  border: 1px solid var(--admin-border) !important;
  border-radius: 6px !important;
  color: var(--admin-text) !important;
  padding: 8px 12px !important;
  font-size: 0.9rem !important;
  font-family: inherit !important;
  transition: border-color 0.15s, box-shadow 0.15s !important;
}

input[type="text"]:focus, select:focus, textarea:focus {
  border-color: var(--admin-accent) !important;
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2) !important;
  outline: none !important;
}

/* Search Bar */
#toolbar {
  background: var(--admin-surface) !important;
  border: 1px solid var(--admin-border) !important;
  border-radius: 8px !important;
  padding: 12px 16px !important;
  margin-bottom: 18px !important;
}

#toolbar form input[type="submit"] {
  background: var(--admin-primary) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 6px !important;
  padding: 7px 14px !important;
  font-weight: 500 !important;
  cursor: pointer !important;
}

/* Submit row / Save buttons */
.submit-row {
  background: var(--admin-surface) !important;
  border: 1px solid var(--admin-border) !important;
  border-radius: 8px !important;
  padding: 12px 16px !important;
}

.submit-row input.default, input[type="submit"].default {
  background: var(--admin-primary) !important;
  border-color: var(--admin-primary) !important;
  border-radius: 6px !important;
  color: #fff !important;
  font-weight: 600 !important;
  padding: 8px 18px !important;
}

.submit-row input.default:hover {
  background: var(--admin-primary-hover) !important;
}

.submit-row a.deletelink {
  background: rgba(239, 68, 68, 0.15) !important;
  color: #fca5a5 !important;
  border: 1px solid rgba(239, 68, 68, 0.3) !important;
  border-radius: 6px !important;
  padding: 8px 14px !important;
  height: auto !important;
  line-height: normal !important;
}

/* Changelist Filters */
#changelist-filter {
  background: var(--admin-surface) !important;
  border: 1px solid var(--admin-border) !important;
  border-radius: 8px !important;
  top: 15px !important;
}

#changelist-filter h2 {
  background: #1e293b !important;
  color: var(--admin-text) !important;
  font-size: 0.85rem !important;
  padding: 10px 14px !important;
}

#changelist-filter li.selected a {
  color: var(--admin-accent) !important;
  font-weight: 700 !important;
}

/* Fieldsets */
fieldset {
  background: var(--admin-surface) !important;
  border: 1px solid var(--admin-border) !important;
  border-radius: 8px !important;
  margin-bottom: 20px !important;
  padding: 16px !important;
}

fieldset h2 {
  background: #1e293b !important;
  color: var(--admin-text) !important;
  border-radius: 6px !important;
  padding: 8px 12px !important;
  font-size: 0.9rem !important;
}

.description {
  color: var(--admin-muted) !important;
  font-size: 0.82rem !important;
  margin: 6px 0 14px !important;
}

/* Monospace fields (like API keys) */
.field-api_key_write input, .field-api_key_read input {
  font-family: 'JetBrains Mono', monospace !important;
  letter-spacing: 0.05em !important;
  color: #38bdf8 !important;
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .iot-kpi-grid {
    grid-template-columns: 1fr;
  }
  .iot-quick-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}