@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg-app: #f8fafc;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-muted: #f8fafc;
  
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;
  
  --border: #e2e8f0;
  --border-subtle: #f1f5f9;
  --border-strong: #cbd5e1;
  --border-focus: #3b82f6;
  
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-subtle: #eff6ff;
  --primary-text: #1d4ed8;
  
  --success: #059669;
  --success-bg: #ecfdf5;
  --success-border: #a7f3d0;
  --success-text: #065f46;
  
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --warning-border: #fde68a;
  --warning-text: #92400e;
  
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --danger-bg: #fef2f2;
  --danger-border: #fecaca;
  --danger-text: #991b1b;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  
  --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.04);
  --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.06), 0 1px 2px -1px rgb(0 0 0 / 0.04);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.06), 0 2px 4px -2px rgb(0 0 0 / 0.04);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.04);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  line-height: 1.5;
  font-size: 13.5px;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
}

/* Navbar */
.navbar {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo-img {
  height: 28px;
  width: auto;
  max-width: 170px;
  object-fit: contain;
  display: block;
}

.brand-tag {
  font-size: 9.5px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-item {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-item:hover {
  color: var(--text-main);
  background: var(--bg-subtle);
}

.nav-item.active {
  color: var(--primary);
  background: var(--primary-subtle);
  font-weight: 600;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 1rem;
  margin-left: 0.5rem;
  border-left: 1px solid var(--border);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #e0e7ff;
  color: #3730a3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
}

.user-meta {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-weight: 600;
  font-size: 12.5px;
  line-height: 1.2;
}

.user-role-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Layout Container */
.container {
  max-width: 1240px;
  margin: 2rem auto;
  padding: 0 1.5rem;
}

/* Flash Notice */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-xs);
}
.alert-success { background: var(--success-bg); color: var(--success-text); border: 1px solid var(--success-border); }
.alert-error { background: var(--danger-bg); color: var(--danger-text); border: 1px solid var(--danger-border); }
.alert-warning { background: var(--warning-bg); color: var(--warning-text); border: 1px solid var(--warning-border); }
.alert-icon { flex-shrink: 0; width: 18px; height: 18px; }

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-title h1 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-main);
}
.page-title p {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 3px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  line-height: 1.2;
}

.btn svg {
  width: 15px;
  height: 15px;
  stroke-width: 2;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.2);
}
.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background: var(--bg-surface);
  border-color: var(--border);
  color: var(--text-secondary);
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover {
  background: var(--bg-subtle);
  border-color: var(--border-strong);
  color: var(--text-main);
}

.btn-danger-ghost {
  background: transparent;
  color: var(--danger);
}
.btn-danger-ghost:hover {
  background: var(--danger-bg);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}
.btn-sm svg { width: 13px; height: 13px; }

.btn-icon-only {
  padding: 6px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}
.btn-icon-only:hover {
  color: var(--text-main);
  background: var(--bg-subtle);
}

/* Cards */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  margin-bottom: 1.5rem;
  overflow: hidden;
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
}

.card-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 20px;
}

/* Data Tables */
.table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  background: #f8fafc;
  padding: 10px 18px;
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: #fafbfd;
}

/* Badges & Status */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 600;
  line-height: 1;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.status-active {
  background: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}
.status-active .status-dot { background: var(--success); }

.status-inactive {
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.status-inactive .status-dot { background: var(--text-subtle); }

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 600;
  background: var(--bg-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* Code Display Box */
.code-chip {
  display: inline-flex;
  align-items: center;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-sm);
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: #334155;
  max-width: 320px;
  gap: 8px;
}

.code-chip-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.code-chip-copy {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  padding: 2px;
  border-radius: 4px;
  transition: color 0.15s;
}
.code-chip-copy:hover {
  color: var(--primary);
}

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

.form-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-help {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 4px;
}

.form-input, .form-select {
  width: 100%;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 13px;
  font-family: inherit;
  color: var(--text-main);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-input:disabled, .form-input[readonly] {
  background: #f8fafc;
  color: var(--text-muted);
  cursor: not-allowed;
  border-color: #e2e8f0;
}

.form-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: #1e293b;
  background: #fafbfc;
  resize: vertical;
  min-height: 80px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  background: #fff;
}

/* iOS/Linear Style Switch */
.switch-control {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.switch-control input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.switch-slider {
  width: 36px;
  height: 20px;
  background-color: #cbd5e1;
  border-radius: 20px;
  transition: background-color 0.2s ease;
  position: relative;
}

.switch-slider::before {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  left: 2px;
  bottom: 2px;
  background-color: #fff;
  border-radius: 50%;
  transition: transform 0.2s ease;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
}

.switch-control input:checked + .switch-slider {
  background-color: var(--primary);
}

.switch-control input:checked + .switch-slider::before {
  transform: translateX(16px);
}

/* Collections Container */
.collection-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.collection-topbar {
  padding: 12px 18px;
  background: #f8fafc;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.collection-content {
  padding: 20px;
}

/* Execution Gate Filter Box */
.gate-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-bottom: 1.5rem;
}

.gate-header {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}

.gate-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.custom-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  font-size: 12.5px;
  color: var(--text-main);
  cursor: pointer;
  user-select: none;
}

.custom-checkbox input[type="checkbox"] {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  accent-color: var(--primary);
  cursor: pointer;
}

.segmented-control {
  display: inline-flex;
  background: #e2e8f0;
  padding: 2px;
  border-radius: var(--radius-sm);
  margin-top: 6px;
}

.segmented-option {
  padding: 4px 10px;
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.segmented-option input[type="radio"] {
  display: none;
}

.segmented-option.active {
  background: #ffffff;
  color: var(--text-main);
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

/* Placement Accordion */
.placement-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 0.15s ease;
}

.placement-card:hover {
  border-color: var(--border-strong);
}

.placement-header {
  padding: 11px 16px;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.placement-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.drag-handle {
  color: var(--text-subtle);
  display: flex;
  align-items: center;
}

.placement-name-label {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-main);
}

.placement-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.placement-body {
  padding: 16px;
  border-top: 1px solid var(--border);
  background: #ffffff;
  display: none;
}

.placement-card.open .placement-body {
  display: block;
}

.placement-card.open .placement-header {
  background: #f8fafc;
}

/* CSS Builder Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop.active {
  display: flex;
}

.modal-panel {
  background: #ffffff;
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 540px;
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.15), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  overflow: hidden;
  border: 1px solid var(--border);
}

.modal-top {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-top h3 {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.modal-content {
  padding: 20px;
}

.modal-bottom {
  padding: 12px 20px;
  background: #f8fafc;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.preview-chip {
  background: #09090b;
  color: #38bdf8;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 12.5px;
  margin-top: 6px;
  word-break: break-all;
}

/* Clean Toast */
.toast-bar {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #0f172a;
  color: #fff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 200;
}

/* =========================================================================
   FLOATING LABELS & MODERN LOGIN
   ========================================================================= */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: #09090b;
  padding: 1.5rem;
}

.login-card {
  background: #ffffff;
  width: 100%;
  max-width: 400px;
  padding: 2.75rem 2.25rem 2.25rem 2.25rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-logo-img {
  height: 42px;
  width: auto;
  max-width: 240px;
  object-fit: contain;
  display: block;
}

/* Floating input container */
.floating-group {
  position: relative;
  margin-bottom: 1.25rem;
}

.floating-input {
  width: 100%;
  height: 52px;
  padding: 1.25rem 1rem 0.35rem 1rem;
  font-size: 13.5px;
  font-family: inherit;
  font-weight: 500;
  color: #0f172a;
  background: #f8fafc;
  border: 1.5px solid #e2e8f0;
  border-radius: 10px;
  outline: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-input:hover {
  background: #ffffff;
  border-color: #cbd5e1;
}

.floating-input:focus {
  background: #ffffff;
  border-color: #f97316;
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.12);
}

.floating-label {
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
  pointer-events: none;
  font-size: 13px;
  font-weight: 500;
  color: #64748b;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: left top;
}

/* When input is focused or has content */
.floating-input:focus ~ .floating-label,
.floating-input:not(:placeholder-shown) ~ .floating-label {
  top: 0.55rem;
  transform: translateY(0);
  font-size: 10.5px;
  font-weight: 700;
  color: #ea580c;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Remember me row */
.login-remember-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin: 0.85rem 0 1.5rem 0;
}

.remember-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 12.5px;
  font-weight: 500;
  color: #475569;
  cursor: pointer;
  user-select: none;
}

.remember-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: #f97316;
  cursor: pointer;
  border-radius: 4px;
}

.btn-login {
  width: 100%;
  height: 44px;
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  background: #0f172a;
  color: #ffffff;
  border: 1px solid #0f172a;
  border-radius: 10px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-login:hover {
  background: #ea580c;
  border-color: #ea580c;
  box-shadow: 0 8px 16px -3px rgba(234, 88, 12, 0.35);
  transform: translateY(-1px);
}

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

/* =========================================================================
   DASHBOARD TABLE MODERNIZATION
   ========================================================================= */
.site-name-link {
  font-weight: 700;
  font-size: 14px;
  color: var(--text-main);
  text-decoration: none;
  transition: color 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.site-name-link:hover {
  color: #ea580c;
}

.site-name-link:hover .site-name-icon {
  opacity: 1;
  transform: translateX(2px);
}

.site-name-icon {
  opacity: 0;
  transition: all 0.2s ease;
  color: #ea580c;
}

.date-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #475569;
  background: #f8fafc;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

/* =========================================================================
   MODERN EDITOR & DANGER ZONE
   ========================================================================= */
.editor-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.editor-breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.editor-breadcrumb a:hover {
  color: var(--text-main);
}

.danger-zone-card {
  margin-top: 2.5rem;
  background: #fff;
  border: 1px solid #fecaca;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  overflow: hidden;
}

.danger-zone-header {
  padding: 14px 20px;
  background: #fef2f2;
  border-bottom: 1px solid #fecaca;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 13.5px;
  color: #991b1b;
}

.danger-zone-body {
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.danger-zone-desc h4 {
  font-size: 13.5px;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 4px;
}

.danger-zone-desc p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

.btn-danger-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #ffffff;
  color: #dc2626;
  border: 1px solid #dc2626;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-danger-outline:hover {
  background: #dc2626;
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(220, 38, 38, 0.25);
}