/* 
  TextNeatly
  Vercel Design System CSS 
*/

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

:root {
  /* Colors */
  --color-primary: #171717;
  --color-on-primary: #ffffff;
  --color-ink: #171717;
  --color-body: #4d4d4d;
  --color-mute: #888888;
  --color-hairline: #ebebeb;
  --color-hairline-strong: #a1a1a1;
  --color-canvas: #ffffff;
  --color-canvas-soft: #fafafa;
  --color-canvas-soft-2: #f5f5f5;
  --color-link: #0070f3;
  --color-link-deep: #0761d1;
  --color-link-bg-soft: #d3e5ff;
  --color-success: #0070f3;
  --color-error: #ee0000;
  --color-error-soft: #f7d4d6;
  --color-error-deep: #c50000;
  --color-warning: #f5a623;
  --color-warning-soft: #ffefcf;
  --color-warning-deep: #ab570a;

  --color-violet: #7928ca;
  --color-violet-soft: #d8ccf1;
  --color-violet-deep: #4c2889;

  --color-cyan: #50e3c2;
  --color-cyan-soft: #aaffec;
  --color-cyan-deep: #29bc9b;

  --color-highlight-pink: #ff0080;
  --color-highlight-magenta: #eb367f;

  --gradient-develop-start: #007cf0;
  --gradient-develop-end: #00dfd8;
  --gradient-preview-start: #7928ca;
  --gradient-preview-end: #ff0080;
  --gradient-ship-start: #ff4d4d;
  --gradient-ship-end: #f9cb28;

  /* Typography Fonts */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, monospace;

  /* Border Radii */
  --rounded-none: 0px;
  --rounded-xs: 4px;
  --rounded-sm: 6px;
  --rounded-md: 8px;
  --rounded-lg: 12px;
  --rounded-xl: 16px;
  --rounded-pill-sm: 64px;
  --rounded-pill: 100px;
  --rounded-full: 9999px;

  /* Spacing */
  --spacing-xxs: 4px;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 40px;
  --spacing-3xl: 48px;
  --spacing-4xl: 64px;
  --spacing-5xl: 96px;
  --spacing-6xl: 128px;
  --spacing-section: 192px;

  /* Shadows (Stacked with inset hairline) */
  --shadow-inset: inset 0 0 0 1px rgba(0, 0, 0, 0.08);
  --shadow-level-2: 0px 1px 1px rgba(0, 0, 0, 0.02), 0px 2px 2px rgba(0, 0, 0, 0.04), inset 0 0 0 1px rgba(0, 0, 0, 0.08);
  --shadow-level-3: 0px 2px 2px rgba(0, 0, 0, 0.04), 0px 8px 8px -8px rgba(0, 0, 0, 0.04), inset 0 0 0 1px rgba(0, 0, 0, 0.08);
  --shadow-level-4: 0px 2px 2px rgba(0, 0, 0, 0.04), 0px 8px 16px -4px rgba(0, 0, 0, 0.04), inset 0 0 0 1px rgba(0, 0, 0, 0.08);
  --shadow-level-5: 0px 1px 1px rgba(0, 0, 0, 0.02), 0px 8px 16px -4px rgba(0, 0, 0, 0.04), 0px 24px 32px -8px rgba(0, 0, 0, 0.06), inset 0 0 0 1px rgba(0, 0, 0, 0.08);
  
  --ds-page-width: 1200px;
  --color-header-bg: rgba(255, 255, 255, 0.8);
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --color-primary: #ffffff;
  --color-on-primary: #000000;
  --color-ink: #ededed;
  --color-body: #a1a1a1;
  --color-mute: #666666;
  --color-hairline: #3a3a3a;
  --color-hairline-strong: #4a4a4a;
  --color-canvas: #0a0a0a;
  --color-canvas-soft: #000000;
  --color-canvas-soft-2: #1a1a1a;
  --color-link: #0070f3;
  --color-link-deep: #3291ff;
  --color-link-bg-soft: #002554;
  --color-success: #0070f3;
  --color-error: #ee0000;
  --color-error-soft: #381e20;
  --color-error-deep: #f7d4d6;
  --color-warning: #f5a623;
  --color-warning-soft: #2d1f06;
  --color-warning-deep: #ffefcf;
  --color-header-bg: rgba(0, 0, 0, 0.7);
}

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

::selection {
  background-color: var(--color-link-bg-soft);
  color: var(--color-link-deep);
}

/* Premium Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-canvas-soft);
}
::-webkit-scrollbar-thumb {
  background: var(--color-hairline-strong);
  border-radius: var(--rounded-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-mute);
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--color-canvas-soft);
  color: var(--color-ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s cubic-bezier(0.16, 1, 0.3, 1), color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

/* Layout container */
.container {
  width: 100%;
  max-width: var(--ds-page-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Header & Sticky Nav */
.header {
  position: sticky;
  top: 0;
  background-color: var(--color-header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-hairline);
  z-index: 100;
  height: 64px;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-decoration: none;
  color: var(--color-ink);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.5px;
}

.logo-svg {
  width: 22px;
  height: 22px;
  display: inline-block;
  flex-shrink: 0;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.logo-link:hover .logo-svg {
  transform: rotate(90deg) scale(1.15);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  list-style: none;
}

.nav-link {
  color: var(--color-body);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--rounded-full);
  transition: background-color 0.3s cubic-bezier(0.16, 1, 0.3, 1), color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: -0.2px;
}

.nav-link:hover, .nav-link.active {
  background-color: var(--color-canvas-soft-2);
  color: var(--color-ink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.badge-private {
  background-color: var(--color-link-bg-soft);
  color: var(--color-link-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: var(--spacing-xxs) var(--spacing-xs);
  border-radius: var(--rounded-pill-sm);
  border: 1px solid rgba(0, 112, 243, 0.15);
  font-weight: 500;
}

/* Typography styles */
h1, h2, h3, h4 {
  font-family: var(--font-sans);
  color: var(--color-ink);
  font-weight: 600;
  letter-spacing: -0.05em;
  font-feature-settings: "ss01", "ss02";
}

.display-xl {
  font-size: 64px;
  line-height: 1.05;
  letter-spacing: -2.8px;
  font-weight: 800;
}

.text-gradient-blue {
  background: linear-gradient(135deg, #007cf0, #00dfd8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.display-lg {
  font-size: 32px;
  line-height: 1.25;
  letter-spacing: -1.28px;
}

.display-md {
  font-size: 24px;
  line-height: 1.33;
  letter-spacing: -0.96px;
}

.display-sm {
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: -0.6px;
}

.body-lg {
  font-size: 18px;
  line-height: 1.55;
  color: var(--color-body);
  letter-spacing: 0px;
}

.body-md {
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-body);
}

.body-md-strong {
  font-size: 16px;
  line-height: 1.5;
  font-weight: 500;
  color: var(--color-ink);
}

.body-sm {
  font-size: 14px;
  line-height: 1.42;
  color: var(--color-body);
  letter-spacing: -0.28px;
}

.body-sm-strong {
  font-size: 14px;
  line-height: 1.42;
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: -0.28px;
}

.caption-mono {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.33;
  color: var(--color-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

code {
  font-family: var(--font-mono);
  font-size: 13px;
  background-color: var(--color-canvas-soft-2);
  padding: 2px 6px;
  border-radius: var(--rounded-xs);
  border: 1px solid var(--color-hairline);
  color: var(--color-primary);
}

/* Mesh Gradient Backdrop */
.mesh-container {
  position: relative;
  overflow: hidden;
  padding: var(--spacing-4xl) 0 var(--spacing-3xl);
}

.mesh-gradient {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1400px;
  height: 480px;
  background: radial-gradient(at 20% 20%, rgba(0, 124, 240, 0.08) 0px, transparent 50%),
              radial-gradient(at 80% 20%, rgba(121, 40, 202, 0.08) 0px, transparent 50%),
              radial-gradient(at 50% 80%, rgba(255, 77, 77, 0.05) 0px, transparent 50%),
              radial-gradient(at 85% 85%, rgba(249, 203, 40, 0.04) 0px, transparent 50%),
              radial-gradient(at 15% 85%, rgba(80, 227, 194, 0.05) 0px, transparent 50%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.mesh-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

/* Button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-sans);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid transparent;
  outline: none;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: scale(0.97);
}

:focus-visible {
  outline: 2px solid var(--color-link);
  outline-offset: 2px;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  border-radius: var(--rounded-sm);
  padding: 0 var(--spacing-lg);
  font-size: 14px;
  height: 40px;
}

.btn-primary:hover {
  background-color: var(--color-ink);
  box-shadow: 0px 4px 12px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .btn-primary:hover {
  box-shadow: 0px 4px 12px rgba(255, 255, 255, 0.05);
}

.btn-secondary {
  background-color: var(--color-canvas);
  color: var(--color-ink);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: 0 var(--spacing-lg);
  font-size: 14px;
  height: 40px;
}

.btn-secondary:hover {
  background-color: var(--color-canvas-soft-2);
  border-color: var(--color-hairline-strong);
}

.btn-primary-sm {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  border-radius: var(--rounded-xs);
  padding: 0 var(--spacing-md);
  font-size: 13px;
  height: 32px;
}

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

.btn-secondary-sm {
  background-color: var(--color-canvas);
  color: var(--color-ink);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-xs);
  padding: 0 var(--spacing-md);
  font-size: 13px;
  height: 32px;
}

.btn-secondary-sm:hover {
  background-color: var(--color-canvas-soft-2);
  border-color: var(--color-hairline-strong);
}

/* Marketing & Feature Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.card {
  background-color: var(--color-canvas);
  border-radius: var(--rounded-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-level-2);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid var(--color-hairline);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-level-4);
  border-color: var(--color-hairline-strong);
}

.card-title {
  margin-bottom: var(--spacing-xs);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--rounded-sm);
  background-color: var(--color-canvas-soft-2);
  color: var(--color-ink);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  transition: background-color 0.25s ease, color 0.25s ease;
}

.card:hover .card-icon {
  background-color: var(--color-link-bg-soft);
  color: var(--color-link-deep);
}

.card-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-link);
  margin-top: auto;
  padding-top: var(--spacing-md);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xxs);
}

.card-meta span:last-child {
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.card:hover .card-meta span:last-child {
  transform: translateX(4px);
}

/* Workspace Panels (Tool Pages) */
.workspace {
  margin: var(--spacing-xl) 0 var(--spacing-4xl);
}

.workspace-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

@media (max-width: 959px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }
}

.panel {
  background-color: var(--color-canvas);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-level-3);
  border: 1px solid var(--color-hairline);
  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
}

.panel:hover {
  box-shadow: var(--shadow-level-4);
  border-color: var(--color-hairline-strong);
}

.panel-header {
  margin-bottom: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-hairline);
  padding-bottom: var(--spacing-sm);
}

.panel-title {
  font-size: 18px;
  font-weight: 600;
}

.text-area-container {
  position: relative;
  width: 100%;
}

textarea {
  width: 100%;
  height: 380px;
  background-color: var(--color-canvas-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-md);
  padding: var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-ink);
  resize: vertical;
  outline: none;
  transition: border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.25s ease, box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

textarea:focus {
  border-color: var(--color-link);
  background-color: var(--color-canvas);
  box-shadow: 0 0 0 4px rgba(0, 112, 243, 0.08);
}

.options-group {
  margin: var(--spacing-md) 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 14px;
  color: var(--color-body);
  cursor: pointer;
  user-select: none;
}

.checkbox-label input {
  width: 16px;
  height: 16px;
  border-radius: var(--rounded-xs);
  border: 1px solid var(--color-hairline-strong);
  accent-color: var(--color-primary);
  cursor: pointer;
}

.action-bar {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

/* Stats and highlight panels */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.stat-box {
  background-color: var(--color-canvas-soft-2);
  padding: var(--spacing-sm);
  border-radius: var(--rounded-sm);
  border: 1px solid var(--color-hairline);
  text-align: center;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s ease, background-color 0.25s ease;
}

.stat-box:hover {
  transform: translateY(-2px);
  border-color: var(--color-hairline-strong);
  background-color: var(--color-canvas);
}

.stat-val {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink);
}

.stat-lbl {
  font-size: 11px;
  color: var(--color-mute);
  text-transform: uppercase;
  margin-top: var(--spacing-xxs);
}

/* Highlighting in outputs */
.highlight-container {
  height: 380px;
  overflow-y: auto;
  background-color: var(--color-canvas-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: var(--spacing-md);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
}

mark {
  background-color: var(--color-warning-soft);
  color: var(--color-warning-deep);
  border-bottom: 2px solid var(--color-warning);
  padding: 0 2px;
}

/* Interactive Jargon Dictionary view */
.dict-drawer {
  background-color: var(--color-canvas-soft);
  border-radius: var(--rounded-md);
  border: 1px solid var(--color-hairline);
  padding: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.dict-drawer h4 {
  font-size: 14px;
  margin-bottom: var(--spacing-xs);
}

.dict-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.dict-tag {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-pill-sm);
  padding: var(--spacing-xxs) var(--spacing-xs);
  font-size: 12px;
  color: var(--color-body);
}

/* AdSense Shield Content Layer */
.content-shield {
  background-color: var(--color-canvas);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-xl) var(--spacing-2xl);
  margin: var(--spacing-3xl) 0 var(--spacing-lg);
  box-shadow: var(--shadow-level-2);
  border: 1px solid var(--color-hairline);
}

.content-shield h2 {
  font-size: 24px;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-hairline);
  padding-bottom: var(--spacing-xs);
}

.content-shield h3 {
  font-size: 18px;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
}

.content-shield p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: var(--spacing-md);
}

.content-shield ul, .content-shield ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.content-shield li {
  margin-bottom: var(--spacing-xs);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-body);
}

/* Toast alert notification */
.toast {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  background-color: var(--color-primary);
  color: var(--color-on-primary);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--rounded-md);
  box-shadow: var(--shadow-level-4);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  z-index: 1000;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Footer Section */
.footer {
  margin-top: auto;
  background-color: var(--color-canvas);
  border-top: 1px solid var(--color-hairline);
  padding: var(--spacing-3xl) 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.footer-brand h3 {
  font-size: 16px;
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  font-size: 14px;
  color: var(--color-body);
}

.footer-col h4 {
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--color-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.footer-link {
  color: var(--color-body);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.15s ease;
}

.footer-link:hover {
  color: var(--color-ink);
}

.footer-bottom {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copyright {
  font-size: 12px;
  color: var(--color-mute);
}

/* Contact page styles */
.contact-form {
  max-width: 540px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: var(--spacing-xs);
}

.form-control {
  width: 100%;
  height: 40px;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: 0 var(--spacing-sm);
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-ink);
  transition: border-color 0.2s ease;
  outline: none;
}

.form-control:focus {
  border-color: var(--color-link);
}

textarea.form-control {
  height: 160px;
  padding: var(--spacing-sm);
  resize: vertical;
}

/* Responsive Grid Tweaks */
@media (max-width: 959px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 599px) {
  .display-xl {
    font-size: 36px;
    letter-spacing: -1.5px;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .header-container {
    flex-direction: column;
    justify-content: center;
    gap: var(--spacing-xs);
    height: auto;
    padding: var(--spacing-sm) 0;
  }
  .header {
    height: auto;
  }
  .nav-links {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    justify-content: flex-start;
    padding-bottom: 4px;
    gap: var(--spacing-sm);
  }
  .nav-links::-webkit-scrollbar {
    display: none;
  }
  .nav-links li {
    flex-shrink: 0;
  }
  .nav-actions {
    display: none;
  }
  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
}

/* DLP Banner & Compliance Guard */
.dlp-banner {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-md);
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-level-2);
}

.dlp-badge-status {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: #0070f3;
}

.dlp-badge-pulse {
  width: 8px;
  height: 8px;
  border-radius: var(--rounded-full);
  background-color: #0070f3;
  box-shadow: 0 0 8px #aaffec;
  display: inline-block;
  animation: dlp-pulse 2s infinite ease-in-out;
}

@keyframes dlp-pulse {
  0% { transform: scale(0.9); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.6; }
}

.dlp-details {
  font-size: 13px;
  color: var(--color-body);
}

@media (max-width: 768px) {
  .dlp-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
}

/* 4-Column Stats Row */
.stats-row-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

@media (max-width: 599px) {
  .stats-row-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Custom Dictionary Styles */
.custom-dict-form {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.custom-dict-input {
  flex: 1;
  height: 36px;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: 0 var(--spacing-sm);
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--color-ink);
  outline: none;
  transition: border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.custom-dict-input:focus {
  border-color: var(--color-link);
  box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.08);
}

/* Google AdSense Premium Placement Containers */
.adsense-slot-wrapper {
  margin: var(--spacing-lg) 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xxs);
  align-items: center;
  width: 100%;
}

.adsense-label {
  display: none;
}

.adsense-slot-placeholder {
  position: relative;
  width: 100%;
  min-height: 100px;
  background-color: var(--color-canvas-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm);
  box-sizing: border-box;
  overflow: hidden;
  transition: border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.25s ease;
}

.adsense-slot-placeholder::before {
  content: "SPONSORED";
  position: absolute;
  top: 6px;
  left: 10px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--color-mute);
  opacity: 0.6;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.adsense-slot-placeholder:hover {
  border-color: var(--color-link);
  background-color: var(--color-canvas);
}

/* Premium Chatbot Bubble & Widget */
.chatbot-bubble {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline-strong);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1000;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s, box-shadow 0.2s;
}

.chatbot-bubble:hover {
  transform: translateY(-2px) scale(1.05);
  border-color: var(--color-link);
  box-shadow: var(--shadow-lg);
}

.chatbot-bubble .chat-icon-svg {
  color: var(--color-ink);
  transition: color 0.2s;
}

.chatbot-bubble:hover .chat-icon-svg {
  color: var(--color-link);
}

/* Chat bubble online badge */
.chatbot-bubble::after {
  content: '';
  position: absolute;
  top: 2px;
  right: 2px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #00e676;
  border: 2px solid var(--color-canvas);
  box-shadow: 0 0 4px rgba(0, 230, 118, 0.5);
}

.chat-widget {
  position: fixed;
  bottom: 96px;
  right: 24px;
  width: 360px;
  height: 500px;
  border-radius: var(--rounded-md);
  background-color: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-hairline);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  overflow: hidden;
  animation: chat-open 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme='dark'] .chat-widget {
  background-color: rgba(18, 18, 18, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

@keyframes chat-open {
  from { opacity: 0; transform: translateY(15px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.chat-header {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: transparent;
  border-bottom: 1px solid var(--color-hairline);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #00e676;
  box-shadow: 0 0 8px #00e676;
}

.chat-title {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink);
  margin: 0;
}

.chat-subtitle {
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--color-body);
  margin: 0;
}

.chat-close {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--color-body);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-close:hover {
  color: var(--color-ink);
}

.chat-messages {
  flex: 1;
  padding: var(--spacing-md);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  background-color: transparent;
}

.chat-msg {
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--rounded-sm);
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.5;
  max-width: 85%;
  word-wrap: break-word;
}

.chat-msg.bot {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  color: var(--color-ink);
  align-self: flex-start;
}

.chat-msg.user {
  background-color: var(--color-link);
  color: white;
  align-self: flex-end;
}

.chat-msg.typing {
  align-self: flex-start;
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  color: var(--color-body);
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 8px 12px;
}

.typing-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-body);
  border-radius: 50%;
  animation: typing-bounce 1.4s infinite ease-in-out both;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1.0); }
}

.chat-suggestions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
  align-self: flex-start;
  width: 100%;
}

.chat-suggest-btn {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  color: var(--color-link);
  border-radius: var(--rounded-full);
  padding: 6px 12px;
  font-family: var(--font-sans);
  font-size: 11px;
  text-align: left;
  cursor: pointer;
  width: fit-content;
  transition: background-color 0.2s, border-color 0.2s;
}

.chat-suggest-btn:hover {
  background-color: rgba(0, 112, 243, 0.05);
  border-color: var(--color-link);
}

.chat-input-area {
  padding: var(--spacing-sm);
  border-top: 1px solid var(--color-hairline);
  display: flex;
  gap: var(--spacing-xs);
  background-color: transparent;
}

.chat-input {
  flex: 1;
  height: 36px;
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  background-color: var(--color-canvas);
  color: var(--color-ink);
  padding: 0 var(--spacing-sm);
  font-family: var(--font-sans);
  font-size: 13px;
  outline: none;
  transition: border-color 0.25s;
}

.chat-input:focus {
  border-color: var(--color-link);
}

.chat-send {
  width: 36px;
  height: 36px;
  border-radius: var(--rounded-sm);
  background-color: var(--color-link);
  border: none;
  color: white;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
}

.chat-send:hover {
  opacity: 0.9;
}

@media (max-width: 480px) {
  .chat-widget {
    bottom: 0;
    right: 0;
    width: 100%;
    height: 100%;
    border-radius: 0;
    border: none;
  }
}

/* Quick Transforms & Share Panel */
.quick-transforms-container {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-md);
  width: 100%;
  box-sizing: border-box;
}

.quick-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.tool-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tool-group-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  color: var(--color-body);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tool-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tool-buttons .btn-secondary-sm {
  margin: 0;
  font-size: 11px;
  padding: 6px 12px;
}

/* Drag & Drop Visual Overlay */
.text-area-container {
  position: relative;
}

.drag-drop-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-canvas);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, visibility 0.2s;
  visibility: hidden;
  border-radius: var(--rounded-sm);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
}

.text-area-container.drag-active .drag-drop-overlay {
  opacity: 0.95;
  visibility: visible;
  pointer-events: auto;
}

.drag-drop-overlay * {
  pointer-events: none;
}

.drag-drop-box {
  border: 2px dashed var(--color-link);
  border-radius: var(--rounded-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  text-align: center;
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 13px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  background-color: var(--color-canvas);
  max-width: 80%;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transform: scale(0.95);
  transition: transform 0.2s ease;
}

.text-area-container.drag-active .drag-drop-box {
  transform: scale(1);
}

.drag-drop-icon {
  width: 36px;
  height: 36px;
  color: var(--color-link);
}

/* --- Professional UX Improvements Additions --- */

/* Smooth dark-mode transition variables */
html, body, .panel, textarea, header, footer, a, button, .card, .stat-box, .btn {
  transition: background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), 
              color 0.25s cubic-bezier(0.16, 1, 0.3, 1), 
              border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.2s ease;
}

/* Hover glow effects */
.btn-primary:hover {
  box-shadow: 0 0 16px rgba(0, 112, 243, 0.3);
}

.card:hover {
  border-color: var(--color-link) !important;
  box-shadow: 0 12px 30px rgba(0, 112, 243, 0.08), inset 0 0 0 1px rgba(0, 112, 243, 0.15) !important;
}

[data-theme="dark"] .card:hover {
  box-shadow: 0 12px 30px rgba(0, 112, 243, 0.04), inset 0 0 0 1px rgba(0, 112, 243, 0.15) !important;
}

/* Inline success copied visual feedback */
.btn.copied {
  background-color: var(--color-success) !important;
  color: white !important;
  border-color: var(--color-success) !important;
  transform: scale(1.02);
  pointer-events: none;
}

/* Category grid & cards for jargon mapping */
.jargon-category-container {
  margin-top: var(--spacing-lg);
}

.jargon-category-title {
  font-size: 13px;
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: -0.2px;
  margin-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-hairline);
  padding-bottom: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.jargon-category-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-mute);
  background: var(--color-canvas-soft-2);
  padding: 2px 6px;
  border-radius: var(--rounded-xs);
}

.jargon-grid-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.jargon-grid-card {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-md);
  padding: var(--spacing-sm);
  font-size: 13px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: default;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.jargon-grid-card:hover {
  border-color: var(--color-link);
  box-shadow: var(--shadow-level-2);
  transform: translateY(-2px);
}

.jargon-grid-card .org {
  font-family: var(--font-mono);
  color: var(--color-error);
  font-size: 11px;
  text-decoration: line-through;
  opacity: 0.85;
}

.jargon-grid-card .rep {
  font-weight: 600;
  color: var(--color-success);
  font-size: 13px;
}

/* Jargon list searching */
.search-wrapper {
  position: relative;
  margin-bottom: var(--spacing-lg);
  width: 100%;
}

.search-input {
  width: 100%;
  height: 42px;
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-sm);
  padding: 0 var(--spacing-md);
  background-color: var(--color-canvas);
  color: var(--color-ink);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.search-input:focus {
  border-color: var(--color-link);
  box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.08);
}

/* Compliance Card styling inside chatbot */
.chat-msg.compliance-card {
  background-color: var(--color-canvas);
  border: 1px dashed var(--color-success);
  border-radius: var(--rounded-md);
  padding: var(--spacing-sm) var(--spacing-md);
  width: 100%;
  max-width: 90% !important;
  box-sizing: border-box;
}

.compliance-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--color-success);
  margin-bottom: var(--spacing-xs);
  font-size: 14px;
}

/* FAQ Accordion Styles */
.faq-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.faq-item {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-md);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.faq-item:hover {
  border-color: var(--color-hairline-strong);
  box-shadow: var(--shadow-level-2);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-lg);
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink);
  text-align: left;
  cursor: pointer;
  outline: none;
}

.faq-icon {
  font-size: 18px;
  color: var(--color-body);
  transition: transform 0.25s ease;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1), padding 0.3s ease;
  padding: 0 var(--spacing-lg);
}

.faq-answer p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-body);
  margin-bottom: var(--spacing-md);
  margin-top: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-item.active .faq-answer {
  max-height: 200px;
  padding-bottom: var(--spacing-sm);
}

/* Page-Specific Theme Toggle floating movement animation (Only on Dashboard) */
@keyframes dashboardThemeToggleFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

#dashboard-page #btn-theme-toggle {
  animation: dashboardThemeToggleFloat 3.5s ease-in-out infinite;
  transition: transform 0.25s ease, background-color 0.2s ease, border-color 0.2s ease;
}

#dashboard-page #btn-theme-toggle:hover {
  animation-play-state: paused;
  transform: translateY(-2px) scale(1.04);
}

/* Drawback Pulse Animation */
@keyframes drawbackPulse {
  0%, 100% {
    color: var(--color-body);
    opacity: 0.95;
  }
  50% {
    color: #e05656; /* Subtle warn/error tone */
    opacity: 1;
    text-shadow: 0 0 4px rgba(224, 86, 86, 0.2);
  }
}

.llm-drawback-pulse {
  font-weight: 500;
  animation: drawbackPulse 4s ease-in-out infinite;
  display: inline;
}

/* Shimmer Highlight Animation */
@keyframes textNeatlyShimmer {
  0% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.textneatly-highlight-shimmer {
  font-weight: 600;
  background: linear-gradient(
    120deg,
    var(--color-link) 0%,
    var(--color-link) 35%,
    #a855f7 50%, /* Bright purple mid-point */
    var(--color-link) 65%,
    var(--color-link) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--color-link);
  animation: textNeatlyShimmer 3.5s linear infinite;
  display: inline;
}

/* Interactive Before/After Split Card */
.comparison-container {
  margin-top: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  width: 100%;
}

.comparison-tabs {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  flex-wrap: wrap;
}

.comparison-tab-btn {
  background-color: var(--color-canvas-soft);
  border: 1px solid var(--color-hairline);
  color: var(--color-body);
  border-radius: var(--rounded-full);
  padding: 8px 18px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.comparison-tab-btn:hover {
  border-color: var(--color-hairline-strong);
  color: var(--color-ink);
}

.comparison-tab-btn.active {
  background-color: var(--color-link);
  color: white;
  border-color: var(--color-link);
  box-shadow: 0 4px 12px rgba(0, 112, 243, 0.2);
}

.comparison-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  width: 100%;
}

@media (max-width: 768px) {
  .comparison-panels {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

.comparison-panel {
  background-color: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--rounded-lg);
  padding: var(--spacing-md);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  min-height: 160px;
}

.comparison-panel.before {
  border-color: rgba(239, 68, 68, 0.2);
  background-color: rgba(239, 68, 68, 0.01);
}

.comparison-panel.after {
  border-color: rgba(34, 197, 94, 0.2);
  background-color: rgba(34, 197, 94, 0.01);
}

.comparison-badge {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--rounded-xs);
}

.comparison-badge.before {
  background-color: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.comparison-badge.after {
  background-color: rgba(34, 197, 94, 0.1);
  color: #22c55e;
}

.comparison-text {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--color-body);
  margin-top: var(--spacing-sm);
}

.comparison-text mark {
  background-color: rgba(239, 68, 68, 0.15);
  color: #d32f2f;
  padding: 1px 3px;
  border-radius: var(--rounded-xs);
  text-decoration: line-through;
}

.comparison-text ins {
  background-color: rgba(34, 197, 94, 0.15);
  color: #2e7d32;
  padding: 1px 3px;
  border-radius: var(--rounded-xs);
  text-decoration: none;
  font-weight: 600;
}