/* ==========================================================================
   Vanilla, Clean & Functional Stylesheet for Fake SAML IdP
   ========================================================================== */

:root {
  --bg: #ffffff;
  --bg-subtle: #f8f9fa;
  --bg-card: #ffffff;
  --border: #d1d5db;
  --border-subtle: #e5e7eb;
  --text: #111827;
  --text-secondary: #4b5563;
  --text-muted: #6b7280;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --success: #059669;
  --success-bg: #ecfdf5;
  --danger: #dc2626;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

[data-theme="dark"] {
  --bg: #0f172a;
  --bg-subtle: #1e293b;
  --bg-card: #1e293b;
  --border: #334155;
  --border-subtle: #1e293b;
  --text: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --primary: #3b82f6;
  --primary-hover: #60a5fa;
  --success: #10b981;
  --success-bg: #064e3b;
  --danger: #ef4444;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-subtle);
  color: var(--text);
  line-height: 1.5;
  font-size: 14px;
}

/* Header */
.app-header {
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-section {
  display: flex;
  align-items: center;
}

.brand-title {
  font-size: 16px;
  font-weight: 600;
}

.badge {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.badge-info {
  border-color: var(--primary);
  color: var(--primary);
}

.badge-warning {
  border-color: #d97706;
  color: #d97706;
}

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

/* Alert Banner */
.alert-banner {
  background-color: #eff6ff;
  border-bottom: 1px solid #bfdbfe;
  color: #1e40af;
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}

[data-theme="dark"] .alert-banner {
  background-color: #1e3a8a;
  border-bottom: 1px solid #1d4ed8;
  color: #dbeafe;
}

/* Navigation Tabs */
.tabs-nav {
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
}

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

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}

/* Main Container */
.main-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px;
}

.tab-panel {
  display: none;
}

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

/* Cards & Sections */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 20px;
  margin-bottom: 16px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}

/* Form Controls */
.form-group {
  margin-bottom: 12px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 7px 10px;
  font-size: 13px;
  font-family: inherit;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

.form-input.code-font,
.form-textarea.code-font {
  font-family: var(--font-mono);
  font-size: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  border-radius: 4px;
  border: 1px solid var(--border);
  background-color: var(--bg);
  color: var(--text);
  cursor: pointer;
  text-decoration: none;
  user-select: none;
}

.btn:hover {
  background-color: var(--bg-subtle);
  border-color: var(--text-secondary);
}

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

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

.btn-blue {
  background-color: var(--bg);
  border-color: var(--primary);
  color: var(--primary);
}

.btn-blue:hover {
  background-color: #eff6ff;
}

.btn-danger {
  color: var(--danger);
  border-color: transparent;
  background: none;
}

.btn-danger:hover {
  background-color: #fee2e2;
}

.btn-sm {
  padding: 3px 8px;
  font-size: 12px;
}

.btn-lg {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
}

.btn-icon {
  padding: 5px 8px;
}

/* Copy Box */
.copy-box {
  display: flex;
  align-items: center;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
  gap: 8px;
}

.copy-box-text {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Table */
.attr-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
}

.attr-table th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 8px 10px;
  border-bottom: 2px solid var(--border);
}

.attr-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

/* Code Viewer */
.code-viewer-container {
  border: 1px solid var(--border);
  border-radius: 4px;
  background-color: var(--bg);
  overflow: hidden;
}

.code-viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px;
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-secondary);
}

.code-viewer-content {
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  max-height: 480px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  color: var(--text);
}

/* DBSC Items */
.dbsc-item {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Guide Cards */
.guide-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 12px;
  background-color: var(--bg);
}

.guide-card-title {
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 4px;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.toast {
  background-color: #1f2937;
  color: #ffffff;
  padding: 8px 14px;
  border-radius: 4px;
  font-size: 13px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

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