/* Enterprise Slate/Zinc Design System */
:root {
  --bg-primary: #09090b;      /* Slate 950 */
  --bg-secondary: #0f0f11;    /* Slate 900 */
  --bg-panel: #18181b;        /* Slate 800 */
  --border-muted: #27272a;    /* Border slate */
  --bg-header: rgba(9, 9, 11, 0.85);
  
  --primary: #ffffff;         /* Clean white primary */
  --primary-hover: #f4f4f5;
  --accent-blue: #2563eb;     /* Production blue action */
  --accent-blue-hover: #1d4ed8;
  
  --text-main: #f4f4f5;       /* Zinc 100 */
  --text-muted: #a1a1aa;      /* Zinc 400 */
  --text-dark: #71717a;       /* Zinc 500 */
  
  --success: #10b981;         /* Emerald 500 */
  --success-bg: rgba(16, 185, 129, 0.08);
  --success-border: rgba(16, 185, 129, 0.2);
  
  --warning: #f59e0b;         /* Amber 500 */
  --warning-bg: rgba(245, 158, 11, 0.08);
  --warning-border: rgba(245, 158, 11, 0.2);
  
  --danger: #ef4444;          /* Red 500 */
  --danger-bg: rgba(239, 68, 68, 0.08);
  --danger-border: rgba(239, 68, 68, 0.2);
  
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Fira Code', monospace;
}

[data-theme="light"] {
  --bg-primary: #f9fafb;      /* Gray 50 */
  --bg-secondary: #f3f4f6;    /* Gray 100 */
  --bg-panel: #ffffff;        /* White panel */
  --border-muted: #e5e7eb;    /* Gray 200 */
  --bg-header: rgba(249, 250, 251, 0.85);
  
  --primary: #09090b;         /* Dark zinc primary */
  --primary-hover: #18181b;
  
  --text-main: #09090b;       /* Zinc 950 */
  --text-muted: #4b5563;      /* Gray 600 */
  --text-dark: #9ca3af;       /* Gray 400 */
  
  --success-bg: rgba(16, 185, 129, 0.05);
  --success-border: rgba(16, 185, 129, 0.15);
  
  --warning: #d97706;         /* Amber 600 for contrast */
  --warning-bg: rgba(217, 119, 6, 0.05);
  --warning-border: rgba(217, 119, 6, 0.15);
  
  --danger: #dc2626;          /* Red 600 for contrast */
  --danger-bg: rgba(220, 38, 38, 0.05);
  --danger-border: rgba(220, 38, 38, 0.15);
}

/* Global Reset & Base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 0.9rem;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* Base Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
  flex: 1;
}

/* Flat Panel (Replaces Glassmorphism) */
.glass-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border-muted);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Header & Sticky Navigation */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-header);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-muted);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
  text-decoration: none;
}

.logo i {
  color: var(--text-main);
}

.nav-links {
  display: flex;
  gap: 1rem;
  list-style: none;
  align-items: center;
}

.nav-link {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  transition: background-color 0.15s, color 0.15s;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.btn-primary {
  background: var(--primary);
  color: var(--bg-primary);
  border: 1px solid var(--primary);
}

.nav-link.btn-primary:hover {
  background: var(--primary-hover);
  color: var(--bg-primary);
}

/* Metric Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.metric-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.25rem;
  height: auto;
  min-height: 100px;
}

.metric-card h3 {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.metric-info {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.metric-info p {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-main);
}

.metric-card.success {
  border-left: 3px solid var(--success);
}

.metric-card.danger {
  border-left: 3px solid var(--danger);
}

/* Dashboard Columns Split */
.dashboard-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 900px) {
  .dashboard-layout {
    grid-template-columns: 1fr;
  }
}

.section-title {
  margin-bottom: 1.25rem;
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-muted);
}

/* Task Catalog Cards */
.task-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.task-card {
  border: 1px solid var(--border-muted);
  border-radius: 8px;
  padding: 1.25rem;
  background: var(--bg-panel);
}

.task-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.task-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
}

.task-name-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  border: 1px solid var(--border-muted);
  margin-left: 0.5rem;
}

.task-details {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.task-actions {
  display: flex;
  gap: 0.75rem;
}

/* Standardized Flat Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.8rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  gap: 0.4rem;
  transition: all 0.1s ease;
}

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

.btn-primary:hover {
  background: var(--accent-blue-hover);
  text-decoration: none;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
  border: 1px solid var(--border-muted);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--text-dark);
  text-decoration: none;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.btn-danger:hover {
  background: var(--danger-bg);
  border-color: var(--danger);
  text-decoration: none;
}

.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  border-radius: 4px;
}

/* Deployments table/rows */
.deployments-container {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.deployment-item {
  border: 1px solid var(--border-muted);
  border-radius: 8px;
  padding: 1rem;
  background: var(--bg-panel);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.deployment-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.deployment-title {
  font-weight: 500;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

/* Small Solid Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  gap: 0.3rem;
  border: 1px solid transparent;
}

.badge::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: currentColor;
}

.badge-active {
  background-color: var(--success-bg);
  color: var(--success);
  border-color: var(--success-border);
}

.badge-pending, .badge-provisioning, .badge-updating, .badge-destroying {
  background-color: var(--warning-bg);
  color: var(--warning);
  border-color: var(--warning-border);
  animation: pulse 2s infinite ease-in-out;
}

.badge-failed {
  background-color: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger-border);
}

.badge-destroyed {
  background-color: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  border-color: var(--border-muted);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Form inputs & controls */
.form-group {
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
}

.form-control {
  background: var(--bg-primary);
  border: 1px solid var(--border-muted);
  border-radius: 6px;
  padding: 0.6rem 0.8rem;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.85rem;
  width: 100%;
}

.form-control:focus {
  outline: none;
  border-color: var(--text-muted);
}

textarea.form-control {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  resize: vertical;
}

input[type="file"].form-control {
  padding: 0.4rem;
  cursor: pointer;
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-dark);
}

/* Preformatted Terminal Blocks */
.code-block {
  background: #020204;
  border: 1px solid var(--border-muted);
  border-radius: 6px;
  padding: 0.85rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #38bdf8;
  position: relative;
}

.code-header {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  font-size: 0.65rem;
  color: var(--text-dark);
  text-transform: uppercase;
}

.terminal-block {
  background: #050507;
  border-left: 2px solid var(--danger);
  color: #f87171;
}

/* Modular Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(9, 9, 11, 0.75);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.modal-content {
  width: 100%;
  max-width: 500px;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-main);
}

/* Empty states */
.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  border: 1px dashed var(--border-muted);
  border-radius: 8px;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.empty-state-icon {
  font-size: 2.5rem;
  color: var(--text-dark);
}

/* Detail layouts */
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 1.5rem;
}

@media (max-width: 800px) {
  .detail-layout {
    grid-template-columns: 1fr;
  }
}

.detail-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-muted);
  padding: 0.6rem 0;
  font-size: 0.85rem;
}

.detail-label {
  color: var(--text-muted);
}

.detail-value {
  font-weight: 500;
}

/* Footer elements */
footer {
  margin-top: auto;
  border-top: 1px solid var(--border-muted);
  padding: 1.25rem 0;
  text-align: center;
  color: var(--text-dark);
  font-size: 0.75rem;
}