@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500&family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* --- DESIGN SYSTEM & CSS VARIABLES --- */
:root {
  /* Core Brand Colors */
  --brand-primary: hsl(263, 90%, 52%);
  --brand-primary-rgb: 99, 102, 241;
  --brand-secondary: hsl(316, 90%, 52%);
  --brand-gradient: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-secondary) 100%);
  
  /* Fonts */
  --font-sans: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'Fira Code', monospace;
  
  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Border Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Shared Shadows */
  --shadow-sm: 0 2px 8px -1px rgba(0, 0, 0, 0.05), 0 1px 3px -1px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 12px 24px -4px rgba(0, 0, 0, 0.08), 0 4px 12px -2px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 20px 48px -8px rgba(0, 0, 0, 0.12), 0 8px 24px -4px rgba(0, 0, 0, 0.06);

  /* System default (Dark Mode) */
  --bg-app: hsl(222, 47%, 4%);
  --bg-surface: hsl(222, 47%, 7%);
  --bg-glass: rgba(13, 17, 28, 0.7);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);
  --text-primary: hsl(210, 40%, 98%);
  --text-secondary: hsl(215, 20%, 65%);
  --text-muted: hsl(215, 16%, 47%);
  --bg-input: rgba(255, 255, 255, 0.03);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
}

/* Light Theme Variables */
body.light-theme {
  --bg-app: hsl(220, 20%, 96%);
  --bg-surface: hsl(0, 0%, 100%);
  --bg-glass: rgba(255, 255, 255, 0.75);
  --border-color: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.16);
  --text-primary: hsl(222, 47%, 10%);
  --text-secondary: hsl(220, 10%, 40%);
  --text-muted: hsl(220, 10%, 60%);
  --bg-input: rgba(0, 0, 0, 0.02);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.08);
  --shadow-md: 0 12px 24px -4px rgba(0, 0, 0, 0.05), 0 4px 12px -2px rgba(0, 0, 0, 0.02);
}

/* --- RESET & BASIC STYLES --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  min-height: 100vh;
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-primary);
  scroll-behavior: smooth;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Scrollbar styles */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-app);
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Typography styles */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-primary);
}
a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* --- LAYOUT STRUCTURE --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 0;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0 40px;
  margin: 0 auto;
}
@media (max-width: 768px) {
  .header-container {
    padding: 0 20px;
  }
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-icon {
  width: 32px;
  height: 32px;
}

nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

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

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--brand-gradient);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  background: var(--border-color);
  border-color: var(--border-hover);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-icon:hover {
  background: var(--border-color);
  color: var(--text-primary);
}

/* --- LANDING HERO SECTION --- */
.hero {
  padding: 100px 0 60px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, rgba(0,0,0,0) 70%);
  z-index: -1;
  pointer-events: none;
}
.hero h1 {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.hero h1 span {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 40px auto;
  font-weight: 400;
}
.hero-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 60px;
}

/* --- CARDS & PANELS (Glassmorphism) --- */
.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}
.glass-panel:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 80px;
}
.feature-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  text-align: left;
}
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  margin-bottom: 8px;
}
.feature-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
}
.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- WORKSPACE EDITOR INTERFACE --- */
.workspace-container {
  display: flex;
  flex-direction: column;
  height: calc(100vh - 73px);
  overflow: hidden;
}

.toolbar {
  height: 56px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  gap: 16px;
  flex-shrink: 0;
}
.toolbar-section {
  display: flex;
  align-items: center;
  gap: 10px;
}
.toolbar-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
}
.toolbar-divider {
  width: 1px;
  height: 20px;
  background-color: var(--border-color);
}

.workspace-panels {
  display: flex;
  flex: 1;
  width: 100%;
  overflow: hidden;
  position: relative;
}

.panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.panel-editor {
  flex: 1;
  min-width: 300px;
}
.panel-preview {
  width: 50%;
  min-width: 300px;
  border-left: 1px solid var(--border-color);
}

/* Resize Handler */
.resize-handle {
  width: 6px;
  background-color: var(--border-color);
  cursor: col-resize;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  transition: background-color var(--transition-fast);
}
.resize-handle:hover, .resize-handle:active {
  background-color: var(--brand-primary);
}

.panel-header {
  height: 40px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.panel-body {
  flex: 1;
  overflow: hidden;
  position: relative;
  background-color: var(--bg-app);
}

/* Monaco Instance Placement */
.editor-instance {
  width: 100%;
  height: 100%;
}

/* Iframe Container & Devices Frame */
.preview-viewport-wrapper {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-app);
  padding: 16px;
  overflow: auto;
}

.preview-frame {
  width: 100%;
  height: 100%;
  background-color: #ffffff;
  border: none;
  box-shadow: var(--shadow-sm);
  transition: width var(--transition-normal), height var(--transition-normal);
  border-radius: var(--radius-sm);
}

/* Device sizes */
.device-desktop {
  width: 100%;
  height: 100%;
}
.device-tablet {
  width: 768px;
  height: 1024px;
  max-height: 90%;
  border-radius: var(--radius-lg);
  border: 12px solid #2d3748;
}
.device-mobile {
  width: 375px;
  height: 667px;
  max-height: 90%;
  border-radius: var(--radius-lg);
  border: 12px solid #2d3748;
}

/* --- DOCK & FLOATING CONTROLS --- */
.floating-actions {
  position: absolute;
  bottom: 24px;
  right: 24px;
  display: flex;
  gap: 10px;
  z-index: 50;
}

/* --- CONSOLE / ERROR PANEL --- */
.console-panel {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background-color: hsl(222, 47%, 3%);
  border-top: 2px solid var(--border-color);
  z-index: 30;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}
.console-panel.open {
  transform: translateY(0);
}
.console-header {
  height: 36px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  font-size: 0.8rem;
  font-weight: bold;
}
.console-logs {
  flex: 1;
  padding: 12px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.console-line {
  margin-bottom: 6px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}
.console-error {
  color: #f56565;
}
.console-log {
  color: #cbd5e0;
}
.console-warn {
  color: #ecc94b;
}

/* --- FOOTER --- */
footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 30px 0;
  color: var(--text-secondary);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.footer-logo span {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.footer-col h4 {
  color: var(--text-primary);
  margin-bottom: 20px;
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 12px;
}
.footer-col ul li a {
  font-size: 0.9rem;
}
.footer-col ul li a:hover {
  color: var(--text-primary);
}
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

/* --- STATIC/SEO CONTENT PAGES --- */
.content-page {
  padding: 60px 0 100px 0;
  max-width: 800px;
  margin: 0 auto;
}
.content-page h1 {
  font-size: 2.8rem;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.content-page .meta {
  color: var(--text-muted);
  margin-bottom: 40px;
  font-size: 0.9rem;
}
.content-page h2 {
  font-size: 1.8rem;
  margin-top: 40px;
  margin-bottom: 16px;
}
.content-page h3 {
  font-size: 1.3rem;
  margin-top: 24px;
  margin-bottom: 12px;
}
.content-page p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 24px;
}
.content-page ul, .content-page ol {
  margin-left: 24px;
  margin-bottom: 24px;
  color: var(--text-secondary);
}
.content-page li {
  margin-bottom: 8px;
  font-size: 1.05rem;
}
.content-page blockquote {
  border-left: 4px solid var(--brand-primary);
  padding-left: 20px;
  font-style: italic;
  color: var(--text-primary);
  margin: 30px 0;
}

/* --- UTILITY & FORMATTER INPUTS --- */
.utility-workspace {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
  height: 500px;
}
.utility-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.utility-textarea {
  width: 100%;
  height: 100%;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  resize: none;
  outline: none;
  transition: var(--transition-fast);
}
.utility-textarea:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.15);
}
.utility-result {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
}

.tool-options {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
  background-color: var(--bg-surface);
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}
.option-group {
  display: flex;
  align-items: center;
  gap: 8px;
}
.option-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.option-group select, .option-group input[type="text"] {
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  outline: none;
}
.option-group select:focus, .option-group input[type="text"]:focus {
  border-color: var(--brand-primary);
}

/* --- FAQ SECTION --- */
.faq-section {
  padding: 80px 0;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 40px;
}
.faq-card {
  padding: 24px;
  background-color: var(--bg-app);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}
.faq-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.faq-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- ALERT / TOAST SYSTEM --- */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  background-color: var(--bg-surface);
  border-left: 4px solid var(--brand-primary);
  border-right: 1px solid var(--border-color);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 12px 24px;
  border-radius: 4px var(--radius-sm) var(--radius-sm) 4px;
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideIn 0.3s ease forwards;
}
.toast.toast-error {
  border-left-color: #f56565;
}
.toast.toast-success {
  border-left-color: #48bb78;
}

@keyframes slideIn {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* --- TEMPLATE GALLERY MODAL --- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal-overlay.open {
  display: flex;
}
.modal {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  max-height: 80vh;
}
.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}
.modal-close:hover {
  color: var(--text-primary);
}
.modal-body {
  padding: 24px;
  overflow-y: auto;
}
.template-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.template-card {
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-app);
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: left;
}
.template-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}
.template-card h4 {
  margin-bottom: 6px;
  font-size: 1rem;
}
.template-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- CONTACT FORM --- */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
  margin-top: 40px;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-info-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-primary);
  font-size: 1.2rem;
}
.contact-info-content h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}
.contact-info-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.form-group input, .form-group textarea {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--brand-primary);
  background-color: var(--bg-surface);
}

/* --- VALIDATOR LIST & LOGS --- */
.validator-results {
  margin-top: 30px;
}
.validator-summary {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}
.summary-stat {
  flex: 1;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  text-align: center;
}
.summary-stat.success {
  border-left: 4px solid #48bb78;
}
.summary-stat.error {
  border-left: 4px solid #f56565;
}
.stat-value {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.validator-error-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.validator-error-card {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  display: flex;
  gap: 16px;
}
.validator-error-badge {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: bold;
  height: fit-content;
}
.badge-warning {
  background-color: rgba(236, 201, 75, 0.15);
  color: #ecc94b;
}
.badge-error {
  background-color: rgba(245, 101, 101, 0.15);
  color: #f56565;
}
.error-details {
  flex: 1;
}
.error-message {
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}
.error-context {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  background-color: var(--bg-app);
  padding: 6px 12px;
  border-radius: 4px;
  overflow-x: auto;
}
.error-line {
  color: var(--brand-secondary);
  font-weight: bold;
}

/* --- BLOG INDEX --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 40px;
}
.blog-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}
.blog-image-placeholder {
  width: 100%;
  height: 200px;
  background: var(--brand-gradient);
  opacity: 0.8;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  color: #ffffff;
  font-size: 1.4rem;
}
.blog-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 12px;
}
.blog-date {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.blog-content h3 {
  font-size: 1.25rem;
}
.blog-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.blog-readmore {
  margin-top: auto;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}
.blog-readmore:hover {
  gap: 8px;
}

/* --- RESPONSIVE ADAPTATIONS --- */
@media (max-width: 900px) {
  .hero h1 {
    font-size: 2.8rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .utility-workspace {
    grid-template-columns: 1fr;
    height: auto;
  }
  .utility-panel {
    height: 380px !important;
    margin-bottom: 20px;
  }
  .utility-textarea, .utility-result {
    height: 300px;
  }
  .contact-container {
    grid-template-columns: 1fr;
  }
}

.mobile-only-br {
  display: none;
}

@media (max-width: 600px) {
  nav {
    display: none; /* simple mobile drawer or just tools path */
  }
  .hero h1 {
    font-size: 2.2rem;
  }
  .hero-cta {
    flex-direction: column;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .workspace-panels {
    flex-direction: column;
  }
  .panel-editor, .panel-preview {
    width: 100% !important;
    height: 50% !important;
  }
  .resize-handle {
    display: none;
  }
  .logo-wrapper {
    line-height: 1.1;
    font-size: 1.25rem;
  }
  .mobile-only-br {
    display: inline;
  }

  /* Horizontal Scrollable Workspace Toolbar */
  .toolbar {
    height: 52px;
    overflow-x: auto;
    white-space: nowrap;
    display: flex;
    justify-content: flex-start;
    gap: 12px;
    padding: 0 12px;
    -webkit-overflow-scrolling: touch;
  }
  .toolbar-section {
    flex-shrink: 0;
    display: inline-flex;
    white-space: nowrap;
    gap: 8px;
  }
  .toolbar-title, .toolbar-divider {
    display: none; /* Hide redundant workspace title to reclaim horizontal space */
  }
  .toolbar::-webkit-scrollbar {
    height: 4px;
  }
  .toolbar::-webkit-scrollbar-thumb {
    background-color: var(--border-hover);
    border-radius: var(--radius-full);
  }
  .toolbar::-webkit-scrollbar-track {
    background-color: transparent;
  }

  /* Compact Panel Header to prevent overlap and text wraps */
  .panel-header {
    padding: 0 10px;
    font-size: 0.8rem;
  }
  .panel-header .btn {
    padding: 4px 8px !important;
    font-size: 0.7rem !important;
  }
}

/* --- CUSTOM DIALOGS (Alert, Confirm, Prompt) --- */
.flux-dialog-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(9, 13, 22, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}
.flux-dialog-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.flux-dialog {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 440px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  padding: 28px;
  gap: 20px;
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}
.flux-dialog-overlay.open .flux-dialog {
  transform: translateY(0);
}
.flux-dialog-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
}
.flux-dialog-body {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}
.flux-dialog-input {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
  margin-top: 8px;
}
.flux-dialog-input:focus {
  border-color: var(--brand-primary);
  background-color: var(--bg-surface);
}
.flux-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}