/* Variables & Reset */
:root {
  --bg-primary: #090d16;
  --bg-secondary: rgba(17, 24, 39, 0.65);
  --bg-card: rgba(22, 28, 45, 0.45);
  --accent-color: #6366f1;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  --accent-glow: rgba(99, 102, 241, 0.25);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(99, 102, 241, 0.4);
  
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --success-color: #10b981;
  --success-glow: rgba(16, 185, 129, 0.15);
  --danger-color: #f43f5e;
  --danger-glow: rgba(244, 63, 94, 0.15);
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  line-height: 1.5;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(168, 85, 247, 0.06) 0%, transparent 40%);
  background-attachment: fixed;
}

[hidden] {
  display: none !important;
}

.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.login-card {
  width: min(100%, 420px);
  background: var(--bg-secondary);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 2rem;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
}

.login-brand {
  margin-bottom: 2rem;
}

.login-form .btn {
  margin-top: 0.25rem;
}

.login-error {
  min-height: 1.25rem;
  margin: -0.35rem 0 0.85rem;
  color: var(--danger-color);
  font-size: 0.85rem;
}

/* Header */
header {
  border-bottom: 1px solid var(--border-color);
  background: rgba(9, 13, 22, 0.8);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo {
  background: var(--accent-gradient);
  color: #fff;
  padding: 0.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.brand h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.subtitle {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Badges */
.status-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.status-badge::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.status-badge.live {
  background: var(--success-glow);
  color: var(--success-color);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-badge.live::before {
  background: var(--success-color);
  box-shadow: 0 0 8px var(--success-color);
}

/* Layout */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Cards */
.card {
  background: var(--bg-secondary);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  padding: 1.75rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.card h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.45;
}

/* Form Styles */
.form-group {
  margin-bottom: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

label {
  display: block;
  font-size: 0.825rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.required {
  color: var(--danger-color);
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(9, 13, 22, 0.5);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px var(--accent-glow);
  background: rgba(9, 13, 22, 0.7);
}

textarea {
  resize: vertical;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.75rem 1.25rem;
  border-radius: 0.75rem;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  width: 100%;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-danger {
  background: var(--danger-glow);
  color: var(--danger-color);
  border: 1px solid rgba(244, 63, 94, 0.2);
}

.btn-danger:hover {
  background: rgba(244, 63, 94, 0.25);
  border-color: var(--danger-color);
}

.btn-logout {
  width: auto;
  padding: 0.5rem 0.85rem;
  font-size: 0.8rem;
}

/* Connections Grid & Cards */
.connections-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.counter {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  color: var(--text-secondary);
}

.connections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
}

.conn-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  transition: var(--transition-normal);
  animation: fadeIn 0.4s ease-out;
}

.conn-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.1);
  transform: translateY(-2px);
}

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

.conn-title h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.15rem;
}

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

.conn-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.conn-footer {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
}

/* Empty State */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: rgba(17, 24, 39, 0.3);
  border: 1px dashed var(--border-color);
  border-radius: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.empty-icon {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.empty-state h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.empty-state p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  max-width: 300px;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(5, 7, 13, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal {
  background: #111827;
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  width: 100%;
  max-width: 600px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  transform: translateY(20px);
  transition: transform var(--transition-normal);
  overflow: hidden;
}

.modal-backdrop.open .modal {
  transform: translateY(0);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}

.btn-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem;
  border-radius: 6px;
}

.btn-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.modal-body {
  padding: 1.5rem;
}

.config-section {
  margin-bottom: 1.5rem;
}

.config-section h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.config-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

/* Code Boxes */
.code-box {
  background: rgba(5, 7, 13, 0.95);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  position: relative;
}

.code-box code {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.85rem;
  color: #a78bfa;
  word-break: break-all;
  user-select: all;
}

.code-box.block-code {
  flex-direction: column;
  align-items: stretch;
}

.code-box.block-code pre {
  margin: 0;
  overflow-x: auto;
}

.code-box.block-code code {
  color: #e2e8f0;
}

.code-box.block-code .btn-copy {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
}

.btn-copy {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-copy:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Tabs */
.config-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  gap: 1rem;
  margin-bottom: 1rem;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 0.5rem 0.25rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  position: relative;
  transition: var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  color: var(--accent-color);
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-gradient);
}

.tab-content {
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.tab-content.active {
  display: block;
}

.tab-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.step-list {
  padding-left: 1.25rem;
  font-size: 0.85rem;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.step-list code {
  background: rgba(255, 255, 255, 0.05);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-family: Courier, monospace;
  font-size: 0.8rem;
  color: #f472b6;
}

/* Toasts */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: rgba(17, 24, 39, 0.9);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-color);
  color: var(--text-primary);
  padding: 0.85rem 1.25rem;
  border-radius: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  backdrop-filter: blur(8px);
}

.toast.success {
  border-left-color: var(--success-color);
}

.toast.error {
  border-left-color: var(--danger-color);
}

/* Keyframes */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeOut {
  to { opacity: 0; transform: translateY(-10px); }
}