:root {
  --bg-dark: #0f172a;
  --bg-card: rgba(30, 41, 59, 0.7);
  --bg-card-hover: rgba(30, 41, 59, 0.9);
  --border-color: rgba(255, 255, 255, 0.1);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --primary-accent: #6366f1;
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --shadow-lg: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.15) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.15) 0px, transparent 50%);
  color: var(--text-main);
  min-height: 100vh;
  padding: 24px;
  line-height: 1.5;
}

.app-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Header */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-icon {
  font-size: 2rem;
  background: rgba(99, 102, 241, 0.2);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
}

.brand h1 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Status Badge */
.status-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 500;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.status-dot.online {
  background-color: var(--success-color);
  box-shadow: 0 0 8px var(--success-color);
}

.status-dot.offline {
  background-color: var(--danger-color);
  box-shadow: 0 0 8px var(--danger-color);
}

/* Warning Banner */
.warning-banner {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 12px;
  color: #fef3c7;
}

.warning-icon {
  font-size: 1.5rem;
}

.warning-content strong {
  color: var(--warning-color);
  font-size: 1rem;
}

.warning-content code {
  font-family: var(--font-mono);
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.85rem;
}

.small-text {
  font-size: 0.825rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.hidden {
  display: none !important;
}

/* Main Layout Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
}

@media (max-width: 992px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Cards */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow-lg);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.card-header h2, .card-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

/* Presets */
.presets-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.btn-preset {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-preset:hover {
  background: var(--primary-accent);
  border-color: var(--primary-accent);
}

/* Form Styling */
.form-group {
  margin-bottom: 20px;
}

.input-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

textarea.form-control {
  resize: vertical;
}

/* Segmented Control */
.segmented-control {
  display: flex;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: 10px;
  gap: 4px;
}

.segment {
  flex: 1;
  text-align: center;
  cursor: pointer;
}

.segment input {
  display: none;
}

.segment span {
  display: block;
  padding: 8px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all 0.2s ease;
}

.segment input:checked + span {
  background: var(--primary-gradient);
  color: #fff;
  font-weight: 600;
}

/* Input with Action button */
.input-with-action {
  display: flex;
  gap: 8px;
}

.btn-icon {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  width: 46px;
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.15);
}

.field-help {
  font-size: 0.775rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 600px) {
  .grid-2col {
    grid-template-columns: 1fr;
  }
}

/* Custom KV Rows */
.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.btn-sm {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
}

.btn-sm:hover {
  background: rgba(255, 255, 255, 0.15);
}

.kv-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kv-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.kv-row input {
  flex: 1;
}

.btn-remove-kv {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger-color);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
}

.btn-remove-kv:hover {
  background: var(--danger-color);
  color: #fff;
}

/* Primary Button */
.btn-primary {
  width: 100%;
  padding: 14px;
  background: var(--primary-gradient);
  border: none;
  border-radius: 12px;
  color: #fff;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

.btn-primary:active {
  transform: translateY(1px);
}

/* Side Column & Preview */
.side-column {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.preview-card {
  padding: 20px;
}

.phone-frame {
  background: #020617;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.phone-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  padding: 0 4px;
}

.notification-banner {
  background: rgba(30, 41, 59, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.banner-top {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.app-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  flex: 1;
}

.banner-time {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.banner-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  margin-bottom: 2px;
}

.banner-body {
  font-size: 0.825rem;
  color: #cbd5e1;
  word-break: break-word;
}

.banner-image-box {
  margin-top: 8px;
  border-radius: 8px;
  overflow: hidden;
  max-height: 140px;
}

.banner-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Badge */
.badge {
  background: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.3);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 9999px;
  font-weight: 600;
}

/* Console Output */
.console-card {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.console-output {
  background: #020617;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #e2e8f0;
  max-height: 280px;
  overflow-y: auto;
  flex: 1;
}

.console-empty {
  color: var(--text-muted);
  font-style: italic;
  text-align: center;
  padding: 20px 0;
}

.log-item {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
}

.log-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.log-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
}

.log-tag.success {
  color: var(--success-color);
}

.log-tag.error {
  color: var(--danger-color);
}

.log-time {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.log-body {
  white-space: pre-wrap;
  word-break: break-all;
  color: #94a3b8;
}