/* ==========================================================================
   ApplicationForLeave.com - Master Stylesheet
   Modern SaaS Design System (Geist / Minimalist Clean Aesthetic)
   ========================================================================== */

:root {
  /* Core Color Palette - Light Mode */
  --canvas: #fafafa;
  --canvas-elevated: #ffffff;
  --hairline: #ebebeb;
  --hairline-soft: #f4f4f5;
  --hairline-dark: #d4d4d8;

  --ink: #171717;
  --ink-secondary: #27272a;
  --body: #4b5563;
  --mute: #71717a;
  --faint: #a1a1aa;

  --primary: #171717;
  --on-primary: #ffffff;
  --primary-hover: #262626;

  --link: #0070f3;
  --link-deep: #0761d1;
  --link-soft: #e8f2ff;

  --success: #10b981;
  --success-soft: #ecfdf5;
  --warning: #f59e0b;
  --warning-soft: #fffbeb;
  --error: #ef4444;
  --error-soft: #fef2f2;

  --accent-purple: #7928ca;
  --accent-cyan: #00dfd8;

  /* Paper Preview Specifics */
  --paper-bg: #ffffff;
  --paper-border: #e4e4e7;
  --paper-ink: #18181b;
  --paper-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05), 0 4px 10px -2px rgba(0, 0, 0, 0.03);

  /* Focus & Elevation */
  --focus-ring: 0 0 0 3px rgba(0, 112, 243, 0.2);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 12px 28px -4px rgba(0, 0, 0, 0.08), 0 4px 12px -2px rgba(0, 0, 0, 0.04);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-serif: 'Newsreader', Georgia, serif;

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-pill: 9999px;

  /* Spacing */
  --max-width: 1320px;
  --header-height: 64px;
  --topbar-height: 38px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Mode Theme */
body.theme-dark {
  --canvas: #09090b;
  --canvas-elevated: #141417;
  --hairline: #27272a;
  --hairline-soft: #18181b;
  --hairline-dark: #3f3f46;

  --ink: #f4f4f5;
  --ink-secondary: #e4e4e7;
  --body: #a1a1aa;
  --mute: #71717a;
  --faint: #52525b;

  --primary: #f4f4f5;
  --on-primary: #09090b;
  --primary-hover: #e4e4e7;

  --link: #3b82f6;
  --link-deep: #60a5fa;
  --link-soft: rgba(59, 130, 246, 0.12);

  --success: #10b981;
  --success-soft: rgba(16, 185, 129, 0.12);
  --warning: #f59e0b;
  --warning-soft: rgba(245, 158, 11, 0.12);
  --error: #ef4444;
  --error-soft: rgba(239, 68, 68, 0.12);

  --paper-bg: #111114;
  --paper-border: #27272a;
  --paper-ink: #f4f4f5;
  --paper-shadow: 0 14px 40px -8px rgba(0, 0, 0, 0.5);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 14px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 14px 30px -4px rgba(0, 0, 0, 0.6);
  --focus-ring: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

/* Reset & Box Sizing */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--canvas);
  color: var(--body);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
  color: var(--link);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--link-deep);
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

img,
svg {
  vertical-align: middle;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ==========================================================================
   Header & Announcements
   ========================================================================== */
.top-announcement {
  background-color: var(--canvas-elevated);
  border-bottom: 1px solid var(--hairline);
  font-size: 0.8125rem;
  color: var(--mute);
  padding: 8px 0;
  position: relative;
  z-index: 40;
}

.top-bar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.badge-pulse {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--hairline-soft);
  color: var(--ink);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  background-color: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.announcement-text {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-bar-links {
  display: flex;
  gap: 14px;
}

.top-bar-links a {
  color: var(--body);
  font-weight: 500;
  font-size: 0.75rem;
  transition: color var(--transition-fast);
}

.top-bar-links a:hover {
  color: var(--ink);
}

/* App Header */
.app-header {
  background-color: var(--canvas-elevated);
  border-bottom: 1px solid var(--hairline);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 16px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--ink);
  color: var(--canvas-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.brand-logo:hover .logo-icon {
  transform: translateY(-1px);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.brand-name .highlight {
  color: var(--link);
}

.brand-tld {
  color: var(--mute);
  font-weight: 600;
}

.brand-tagline {
  font-size: 0.6875rem;
  color: var(--mute);
  font-weight: 500;
  letter-spacing: -0.01em;
}

/* Nav Menu Tabs */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
  background-color: var(--hairline-soft);
  padding: 4px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
}

.nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.84375rem;
  font-weight: 500;
  color: var(--body);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--ink);
}

.nav-tab.active {
  background-color: var(--canvas-elevated);
  color: var(--ink);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.counter-pill {
  font-size: 0.6875rem;
  padding: 1px 6px;
  border-radius: var(--radius-pill);
  background: var(--hairline);
  color: var(--body);
  font-weight: 600;
}

.nav-tab.active .counter-pill {
  background: var(--ink);
  color: var(--on-primary);
}

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

.btn-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--body);
  border: 1px solid var(--hairline);
  background-color: var(--canvas-elevated);
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background-color: var(--hairline-soft);
  color: var(--ink);
}

body.theme-light .moon-icon {
  display: block;
}

body.theme-light .sun-icon {
  display: none;
}

body.theme-dark .moon-icon {
  display: none;
}

body.theme-dark .sun-icon {
  display: block;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
  font-size: 0.875rem;
  line-height: 1;
  white-space: nowrap;
  user-select: none;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: var(--on-primary);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--hairline-soft);
  color: var(--ink);
  border: 1px solid var(--hairline);
}

.btn-secondary:hover {
  background-color: var(--hairline);
  color: var(--ink);
}

.btn-outline {
  background-color: var(--canvas-elevated);
  color: var(--ink);
  border: 1px solid var(--hairline);
}

.btn-outline:hover {
  background-color: var(--hairline-soft);
  border-color: var(--hairline-dark);
}

.btn-ghost {
  color: var(--body);
}

.btn-ghost:hover {
  background-color: var(--hairline-soft);
  color: var(--ink);
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
}

.btn-whatsapp:hover {
  background-color: #20ba5a;
  color: #ffffff;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-xs {
  padding: 4px 8px;
  font-size: 0.75rem;
  border-radius: var(--radius-xs);
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 44px 0 28px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 112, 243, 0.08) 0%, rgba(121, 40, 202, 0.05) 45%, transparent 70%);
  filter: blur(60px);
  z-index: -1;
  pointer-events: none;
}

.hero-content {
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--body);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}

.hero-badge svg {
  color: var(--link);
}

.hero-title {
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.035em;
  margin-bottom: 14px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--ink) 30%, var(--link) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

body.theme-dark .gradient-text {
  background: linear-gradient(135deg, #ffffff 40%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.0625rem;
  color: var(--body);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ==========================================================================
   App Views & Cards
   ========================================================================== */
.main-content {
  flex: 1;
  padding-bottom: 60px;
}

.app-view {
  display: none;
  animation: fadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.app-view.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card {
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--hairline);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background-color: var(--canvas-elevated);
}

.card-header-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.step-num {
  width: 28px;
  height: 28px;
  background-color: var(--ink);
  color: var(--on-primary);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8125rem;
}

.card-header h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.step-desc {
  font-size: 0.75rem;
  color: var(--mute);
  margin-top: 1px;
}

/* ==========================================================================
   Generator Layout (2-Column Builder)
   ========================================================================== */
.builder-layout {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 24px;
  align-items: start;
}

/* Left Panel: Form Inputs */
.builder-inputs {
  position: sticky;
  top: 84px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--hairline) transparent;
}

.builder-inputs::-webkit-scrollbar {
  width: 6px;
}

.builder-inputs::-webkit-scrollbar-thumb {
  background-color: var(--hairline);
  border-radius: var(--radius-pill);
}

.leave-form {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--hairline);
}

.form-section:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.section-title-sub {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--mute);
  margin-bottom: 4px;
}

.section-title-sub svg {
  color: var(--link);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.form-label-sub {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--mute);
  margin-bottom: 6px;
  display: block;
}

.required {
  color: var(--error);
  font-weight: bold;
}

.grid-2-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-control {
  width: 100%;
  padding: 8px 12px;
  font-size: 0.875rem;
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline-dark);
  border-radius: var(--radius-sm);
  color: var(--ink);
  transition: all var(--transition-fast);
  outline: none;
}

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

textarea.form-control {
  resize: vertical;
  min-height: 80px;
  line-height: 1.5;
}

/* Persona Chips */
.persona-chips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 8px;
}

.persona-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--body);
  transition: all var(--transition-fast);
  text-align: left;
}

.persona-chip:hover {
  background-color: var(--hairline-soft);
  color: var(--ink);
  border-color: var(--hairline-dark);
}

.persona-chip.active {
  background-color: var(--ink);
  color: var(--on-primary);
  border-color: var(--ink);
  box-shadow: var(--shadow-sm);
}

.persona-chip .chip-icon {
  font-size: 1rem;
}

/* Quick Reason Chips */
.presets-wrapper {
  margin-top: 4px;
}

.quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.quick-chip {
  font-size: 0.6875rem;
  padding: 4px 9px;
  background-color: var(--hairline-soft);
  color: var(--body);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  text-align: left;
}

.quick-chip:hover {
  background-color: var(--link-soft);
  color: var(--link);
  border-color: var(--link);
}

/* Duration Row */
.duration-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.quick-date-buttons {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.btn-tag {
  font-size: 0.6875rem;
  padding: 4px 8px;
  background-color: var(--hairline-soft);
  color: var(--body);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.btn-tag:hover {
  background-color: var(--hairline);
  color: var(--ink);
}

.duration-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background-color: var(--link-soft);
  color: var(--link);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.working-days-tag {
  font-size: 0.6875rem;
  background-color: var(--canvas-elevated);
  padding: 1px 6px;
  border-radius: var(--radius-pill);
  color: var(--body);
  font-weight: 500;
}

/* Half Day Box */
.half-day-box {
  background-color: var(--hairline-soft);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.half-day-session {
  display: flex;
  gap: 16px;
  font-size: 0.8125rem;
  padding-left: 20px;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--ink);
  cursor: pointer;
  user-select: none;
}

.checkbox-label input[type="checkbox"],
.half-day-session input[type="radio"] {
  accent-color: var(--link);
  width: 15px;
  height: 15px;
  cursor: pointer;
}

.checkbox-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

/* AI Phrasing Bar */
.char-counter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.6875rem;
  color: var(--mute);
  margin-top: 4px;
}

.ai-enhance-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: linear-gradient(135deg, rgba(121, 40, 202, 0.1), rgba(0, 112, 243, 0.1));
  color: var(--accent-purple);
  border: 1px solid rgba(121, 40, 202, 0.2);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.6875rem;
  transition: all var(--transition-fast);
}

.ai-enhance-pill:hover {
  background: linear-gradient(135deg, rgba(121, 40, 202, 0.18), rgba(0, 112, 243, 0.18));
  transform: translateY(-1px);
}

/* ==========================================================================
   Right Panel: Live Preview & Document Canvas
   ========================================================================== */
.builder-preview {
  position: relative;
  display: flex;
  flex-direction: column;
}

.preview-header {
  padding: 12px 18px;
}

.format-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  background-color: var(--hairline-soft);
  padding: 3px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
}

.format-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.78125rem;
  font-weight: 500;
  color: var(--body);
  transition: all var(--transition-fast);
}

.format-tab:hover {
  color: var(--ink);
}

.format-tab.active {
  background-color: var(--canvas-elevated);
  color: var(--ink);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.preview-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Accessible Screen Reader Utility */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Rich-Text Editor Toolbar
   Geist minimal aesthetic, hairline borders, responsive horizontal flow
   ========================================================================== */
.rich-text-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 18px;
  background-color: var(--canvas-elevated);
  border-bottom: 1px solid var(--hairline);
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.rich-text-toolbar::-webkit-scrollbar {
  height: 4px;
}

.rich-text-toolbar::-webkit-scrollbar-thumb {
  background: var(--hairline-dark);
  border-radius: var(--radius-pill);
}

.toolbar-btn-group {
  display: inline-flex;
  align-items: center;
  gap: 2px;
}

.toolbar-btn {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  background: transparent;
  color: var(--body);
  transition: all var(--transition-fast);
  cursor: pointer;
  flex-shrink: 0;
  user-select: none;
}

.toolbar-btn:hover {
  background-color: var(--hairline-soft);
  color: var(--ink);
  border-color: var(--hairline);
}

.toolbar-btn.active,
.toolbar-btn[aria-pressed="true"] {
  background-color: var(--hairline-soft);
  color: var(--link);
  border-color: var(--hairline-dark);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
}

.toolbar-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-color: var(--link);
}

.toolbar-divider {
  width: 1px;
  height: 18px;
  background-color: var(--hairline);
  margin: 0 4px;
  flex-shrink: 0;
}

.toolbar-select-wrapper {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.toolbar-select {
  height: 28px;
  padding: 2px 8px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ink);
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xs);
  outline: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.toolbar-select:hover {
  border-color: var(--hairline-dark);
}

.toolbar-select:focus {
  border-color: var(--link);
  box-shadow: var(--focus-ring);
}

/* Color and Highlight Pickers */
.toolbar-color-control {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.toolbar-color-label {
  position: relative;
  width: 28px;
  height: 28px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  background: transparent;
  color: var(--body);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.toolbar-color-label:hover {
  background-color: var(--hairline-soft);
  color: var(--ink);
  border-color: var(--hairline);
}

.color-preview-bar {
  width: 14px;
  height: 2.5px;
  border-radius: 1px;
  margin-top: 1px;
  box-shadow: 0 0.5px 1px rgba(0, 0, 0, 0.2);
}

.toolbar-color-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  padding: 0;
  margin: 0;
  border: 0;
}

/* Email Subject Bar */
.email-meta-bar {
  background-color: var(--hairline-soft);
  border-bottom: 1px solid var(--hairline);
  padding: 10px 18px;
}

.email-field-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.email-field-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--mute);
  flex-shrink: 0;
}

.email-subject-text {
  flex: 1;
  font-size: 0.84375rem;
  font-weight: 600;
  color: var(--ink);
  background: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-xs);
  padding: 4px 8px;
  outline: none;
}

.email-subject-text:focus {
  border-color: var(--link);
  box-shadow: var(--focus-ring);
}

.btn-icon-xs {
  width: 26px;
  height: 26px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--hairline);
  background-color: var(--canvas-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--body);
  transition: all var(--transition-fast);
}

.btn-icon-xs:hover {
  background-color: var(--hairline-soft);
  color: var(--ink);
}

/* Document Paper Sheet */
.preview-paper-wrapper {
  background-color: var(--hairline-soft);
  padding: 24px;
  display: flex;
  justify-content: center;
  min-height: 520px;
}

.live-paper {
  background-color: var(--paper-bg);
  color: var(--paper-ink);
  border: 1px solid var(--paper-border);
  border-radius: var(--radius-md);
  box-shadow: var(--paper-shadow);
  width: 100%;
  max-width: 620px;
  padding: 40px 44px;
  font-size: 0.9375rem;
  line-height: 1.7;
  outline: none;
  transition: all var(--transition-fast);
  white-space: pre-wrap;
  word-break: break-word;
}

.live-paper:focus {
  border-color: var(--link);
  box-shadow: var(--paper-shadow), 0 0 0 2px rgba(0, 112, 243, 0.15);
}

/* Rich-text formatting support within Live Paper */
.live-paper font[size="1"] {
  font-size: 0.75rem;
}

.live-paper font[size="2"] {
  font-size: 0.875rem;
}

.live-paper font[size="3"] {
  font-size: 0.9375rem;
}

.live-paper font[size="4"] {
  font-size: 1.125rem;
}

.live-paper font[size="5"] {
  font-size: 1.375rem;
}

.live-paper font[size="6"] {
  font-size: 1.625rem;
}

.live-paper font[size="7"] {
  font-size: 2rem;
}

.live-paper u {
  text-decoration: underline;
}

.live-paper em,
.live-paper i {
  font-style: italic;
}

.live-paper b,
.live-paper strong {
  font-weight: 700;
}

/* Formats styling inside paper */
.live-paper.message-style {
  font-family: var(--font-sans);
  background-color: var(--canvas-elevated);
  max-width: 520px;
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  font-size: 0.875rem;
  border-left: 4px solid #25d366;
}

/* Preview Footer & Exports */
.preview-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--hairline);
  background-color: var(--canvas-elevated);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-stats {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--mute);
  font-family: var(--font-mono);
}

.stat-tip {
  font-family: var(--font-sans);
  font-style: italic;
  color: var(--body);
}

.export-btn-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* ==========================================================================
   View 2: Template Library (250+ Templates)
   ========================================================================== */
.templates-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.section-heading {
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.025em;
  margin-bottom: 6px;
}

.section-subheading {
  font-size: 0.9375rem;
  color: var(--body);
  max-width: 640px;
}

.template-search-box {
  min-width: 320px;
  flex-shrink: 0;
}

.template-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.filter-pill {
  padding: 7px 14px;
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-pill);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--body);
  transition: all var(--transition-fast);
}

.filter-pill:hover {
  background-color: var(--hairline-soft);
  color: var(--ink);
}

.filter-pill.active {
  background-color: var(--ink);
  color: var(--on-primary);
  border-color: var(--ink);
}

/* Templates Grid */
.templates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.template-card {
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.template-card:hover {
  border-color: var(--hairline-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.template-card-top {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.template-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.template-cat-tag {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background-color: var(--hairline-soft);
  color: var(--mute);
}

.template-dur-tag {
  font-size: 0.6875rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--link);
}

.template-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.35;
  letter-spacing: -0.015em;
}

.template-excerpt {
  font-size: 0.8125rem;
  color: var(--body);
  line-height: 1.5;
}

.template-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.tag-badge {
  font-size: 0.625rem;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  background-color: var(--canvas);
  color: var(--mute);
  border: 1px solid var(--hairline);
}

.template-card-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  border-top: 1px solid var(--hairline-soft);
  padding-top: 12px;
}

/* ==========================================================================
   View 3: Saved Drafts & History
   ========================================================================= */
.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.history-card {
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: all var(--transition-fast);
}

.history-card:hover {
  border-color: var(--hairline-dark);
  box-shadow: var(--shadow-sm);
}

.history-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.history-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}

.history-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--mute);
  flex-wrap: wrap;
}

.history-actions {
  display: flex;
  gap: 8px;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  background-color: var(--canvas-elevated);
  border: 1px dashed var(--hairline-dark);
  border-radius: var(--radius-lg);
  max-width: 480px;
  margin: 0 auto;
}

.empty-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.empty-state h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.empty-state p {
  font-size: 0.875rem;
  color: var(--body);
  margin-bottom: 18px;
}

/* ==========================================================================
   View 4: Leave Guide & Guidelines
   ========================================================================== */
.guide-header {
  margin-bottom: 28px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.guide-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.guide-card-icon {
  font-size: 1.5rem;
}

.guide-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.015em;
}

.guide-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.84375rem;
  color: var(--body);
}

.guide-list li strong {
  color: var(--ink);
}

.subject-samples {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.subject-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background-color: var(--hairline-soft);
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--hairline);
}

.subject-item code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copy-sub-snippet {
  font-size: 0.6875rem;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  background: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  color: var(--body);
  font-weight: 600;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.copy-sub-snippet:hover {
  background: var(--ink);
  color: var(--on-primary);
}

/* FAQ Accordion */
.faq-section {
  padding: 28px 32px;
}

.faq-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 20px;
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 14px;
}

.faq-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.faq-question {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  user-select: none;
  padding: 8px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  transition: color var(--transition-fast);
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--mute);
  transition: transform var(--transition-fast), color var(--transition-fast);
  line-height: 1;
  margin-left: 12px;
  flex-shrink: 0;
}

details[open]>.faq-question::after {
  content: "−";
  color: var(--ink);
}

.faq-question:hover {
  color: var(--link);
}

.faq-answer {
  font-size: 0.875rem;
  color: var(--body);
  line-height: 1.65;
  padding: 8px 0 6px 0;
}

.faq-answer p {
  margin: 6px 0;
}

.faq-answer p strong {
  color: var(--ink);
  font-weight: 600;
}

.faq-answer ol,
.faq-answer ul {
  margin: 8px 0 10px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.faq-answer li {
  line-height: 1.6;
}

.faq-answer li strong {
  color: var(--ink);
}

/* ==========================================================================
   SEO Comprehensive Guide & Documentation Section (Geist Aesthetic)
   ========================================================================== */
.seo-guide-section {
  margin-top: 48px;
  padding: 40px 36px;
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.seo-guide-header {
  margin-bottom: 36px;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 28px;
}

.seo-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--hairline-soft);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
  margin-bottom: 16px;
}

.seo-main-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin-bottom: 14px;
}

.seo-main-subtitle {
  font-size: 0.96875rem;
  line-height: 1.7;
  color: var(--body);
  max-width: 980px;
  margin-bottom: 22px;
}

.seo-main-subtitle strong {
  color: var(--ink);
}

.seo-toc-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 18px;
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
}

.seo-toc-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--mute);
  font-family: var(--font-mono);
}

.seo-toc-chips {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.seo-toc-chip {
  font-size: 0.78125rem;
  font-weight: 500;
  color: var(--body);
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.seo-toc-chip:hover {
  background-color: var(--ink);
  color: var(--on-primary);
  border-color: var(--ink);
}

.seo-article-body {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.seo-content-block {
  display: flex;
  flex-direction: column;
  gap: 16px;
  scroll-margin-top: 90px;
}

.seo-content-block h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.seo-content-block h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.seo-content-block p {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--body);
}

.seo-content-block p strong {
  color: var(--ink);
  font-weight: 600;
}

.seo-format-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin: 12px 0;
}

.seo-format-step {
  padding: 20px;
  position: relative;
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background-color: var(--ink);
  color: var(--on-primary);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.seo-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-left: 0;
  margin: 6px 0;
}

.seo-feature-list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.90625rem;
  line-height: 1.65;
  color: var(--body);
}

.seo-feature-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--link);
  font-weight: 700;
}

.seo-feature-list li strong {
  color: var(--ink);
  font-weight: 600;
}

.seo-table-container {
  overflow-x: auto;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  background-color: var(--canvas-elevated);
  margin: 12px 0;
}

.seo-summary-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.seo-summary-table th {
  background-color: var(--canvas);
  color: var(--ink);
  font-weight: 700;
  padding: 14px 18px;
  border-bottom: 1px solid var(--hairline);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-family: var(--font-mono);
}

.seo-summary-table td {
  padding: 13px 18px;
  border-bottom: 1px solid var(--hairline);
  color: var(--body);
  vertical-align: middle;
}

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

.seo-summary-table tr:hover td {
  background-color: var(--hairline-soft);
}

.seo-summary-table td strong {
  color: var(--ink);
}

.seo-benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.benefit-card {
  padding: 22px;
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.benefit-card:hover {
  transform: translateY(-2px);
  border-color: var(--hairline-dark);
}

.benefit-icon {
  font-size: 1.6rem;
  margin-bottom: 4px;
}

.benefit-card h4 {
  font-size: 0.96875rem;
  font-weight: 700;
  color: var(--ink);
}

.benefit-card p {
  font-size: 0.84375rem;
  line-height: 1.6;
  color: var(--body);
}

@media (max-width: 768px) {
  .seo-guide-section {
    padding: 24px 18px;
    margin-top: 32px;
  }

  .seo-main-title {
    font-size: 1.45rem;
  }

  .seo-format-grid,
  .seo-benefits-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 9999;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background-color: var(--ink);
  color: var(--on-primary);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toastSlideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  max-width: 340px;
}

@keyframes toastSlideUp {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.95);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.toast.hiding {
  animation: toastFadeOut 0.2s ease forwards;
}

@keyframes toastFadeOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }

  to {
    opacity: 0;
    transform: translateY(6px);
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.app-footer {
  background-color: var(--canvas-elevated);
  border-top: 1px solid var(--hairline);
  padding: 48px 0 28px 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col-brand {
  padding-right: 20px;
}

.footer-heading {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin-bottom: 14px;
}

.footer-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-link {
  color: var(--mute);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-nav-link:hover {
  color: var(--ink);
  transform: translateX(2px);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ink);
  background-color: var(--hairline-soft);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
}

.footer-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--hairline);
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--mute);
}

.footer-copy {
  margin: 0;
}

.footer-contact-note {
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-email-link {
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-email-link:hover {
  color: var(--link);
  text-decoration: underline;
}

/* Fallback legacy classes for backward compatibility */
.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-brand {
  max-width: 480px;
}

.footer-tagline {
  font-size: 0.8125rem;
  color: var(--mute);
  margin-top: 8px;
  line-height: 1.5;
}

.footer-meta {
  text-align: right;
  font-size: 0.75rem;
  color: var(--mute);
}

.privacy-note {
  font-weight: 600;
  color: var(--ink);
  margin-top: 4px;
}

/* ==========================================================================
   Content & Legal Pages (MPA Architecture)
   ========================================================================== */
.content-page-main {
  min-height: calc(100vh - var(--header-height) - 250px);
  padding-bottom: 80px;
}

.page-hero {
  background-color: var(--canvas-elevated);
  border-bottom: 1px solid var(--hairline);
  padding: 48px 0 40px 0;
  position: relative;
}

.breadcrumbs {
  margin-bottom: 16px;
}

.breadcrumbs ol {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.8125rem;
  color: var(--mute);
  flex-wrap: wrap;
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: var(--faint);
}

.breadcrumbs a {
  color: var(--mute);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
  color: var(--ink);
}

.breadcrumbs [aria-current="page"] {
  color: var(--ink);
  font-weight: 600;
}

.page-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
  background: var(--hairline-soft);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--hairline);
  margin-bottom: 12px;
}

.page-hero-title {
  font-size: clamp(2rem, 4.5vw, 2.75rem);
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.035em;
  line-height: 1.15;
  margin: 0 0 12px 0;
}

.page-hero-desc {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--body);
  max-width: 760px;
  margin: 0 0 20px 0;
}

.page-hero-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.8125rem;
  color: var(--mute);
  flex-wrap: wrap;
}

.meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--success);
}

/* 2-Column Content Layout */
.content-container {
  padding-top: 48px;
}

.content-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: flex-start;
}

.content-sidebar {
  position: sticky;
  top: 96px;
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.sidebar-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mute);
  margin-bottom: 16px;
}

.toc-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.toc-link {
  color: var(--body);
  font-size: 0.8125rem;
  line-height: 1.45;
  text-decoration: none;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.toc-link:hover,
.toc-link.active {
  color: var(--ink);
  background-color: var(--hairline-soft);
  font-weight: 600;
}

.content-article {
  max-width: 820px;
}

.article-section {
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}

.article-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.025em;
  margin-top: 0;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.015em;
  margin-top: 24px;
  margin-bottom: 10px;
}

.article-section p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--body);
  margin-top: 0;
  margin-bottom: 16px;
}

.article-section p:last-child {
  margin-bottom: 0;
}

.article-section ul,
.article-section ol {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--body);
  padding-left: 20px;
  margin-top: 0;
  margin-bottom: 18px;
}

.article-section li {
  margin-bottom: 8px;
}

.article-section strong {
  color: var(--ink);
}

/* Callout Note Boxes */
.callout-box {
  background-color: var(--hairline-soft);
  border: 1px solid var(--hairline);
  border-left: 4px solid var(--ink);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 20px 0;
}

.callout-box.info {
  border-left-color: var(--link);
  background-color: var(--link-soft);
}

.callout-box.success {
  border-left-color: var(--success);
  background-color: var(--success-soft);
}

.callout-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.callout-box p {
  font-size: 0.875rem;
  margin: 0;
  color: var(--body);
}

/* Cards Grid for Features / Highlights */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 20px 0;
}

.info-card {
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-fast);
}

.info-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.info-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background-color: var(--hairline-soft);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.info-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.info-card-desc {
  font-size: 0.84375rem;
  line-height: 1.55;
  color: var(--body);
  margin: 0;
}

/* Contact Page Specifics */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 32px;
  align-items: flex-start;
}

.contact-card {
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.contact-channels {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 24px 0;
}

.channel-item {
  background-color: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.channel-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--canvas-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.channel-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 2px;
}

.channel-desc {
  font-size: 0.8125rem;
  color: var(--mute);
  margin-bottom: 6px;
}

.channel-action {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--link);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.channel-action:hover {
  text-decoration: underline;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 0.875rem;
  font-family: var(--font-sans);
  background-color: var(--canvas-elevated);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  color: var(--ink);
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.form-control:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: var(--focus-ring);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-help {
  font-size: 0.75rem;
  color: var(--mute);
  margin-top: 5px;
}

.contact-result-box {
  background: var(--success-soft);
  border: 1px solid var(--success);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 20px;
  display: none;
}

.contact-result-box.active {
  display: block;
  animation: fadeIn 0.25s ease;
}

/* ==========================================================================
   Responsive Breakpoints & Mobile Optimization
   ========================================================================== */
@media (max-width: 1024px) {
  .builder-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .builder-inputs {
    position: static;
    max-height: none;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 24px;
  }
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-col-brand {
    grid-column: span 2;
    padding-right: 0;
  }

  .content-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .content-sidebar {
    display: none;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .article-section {
    padding: 24px 20px;
  }
}

@media (max-width: 768px) {
  .header-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    height: auto;
    padding: 10px 16px;
    gap: 10px 8px;
  }

  .brand-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1 1 auto;
    text-decoration: none;
  }

  .logo-icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: var(--radius-sm);
  }

  .logo-icon svg {
    width: 18px;
    height: 18px;
  }

  .brand-text {
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .brand-name {
    font-size: 1rem;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-tagline {
    display: none; /* Keep header sleek on mobile */
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    margin-left: auto;
  }

  .btn-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
  }

  #resetFormBtn {
    height: 36px;
    min-height: 36px;
    padding: 0 10px;
    font-size: 0.8125rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border-radius: var(--radius-sm);
    white-space: nowrap;
    flex-shrink: 0;
  }

  .nav-menu {
    order: 3;
    width: 100%;
    margin-top: 2px;
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    padding: 4px;
    gap: 4px;
  }

  .nav-menu::-webkit-scrollbar {
    display: none;
  }

  .nav-tab {
    padding: 6px 12px;
    font-size: 0.75rem;
    white-space: nowrap;
    flex-shrink: 0;
  }

  .top-announcement {
    display: none;
  }

  .grid-2-col {
    grid-template-columns: 1fr;
  }

  .preview-paper-wrapper {
    padding: 14px;
  }

  .live-paper {
    padding: 24px 20px;
    font-size: 0.875rem;
  }

  .main-content {
    padding-bottom: 32px;
  }

  .templates-header {
    flex-direction: column;
  }

  .template-search-box {
    width: 100%;
    min-width: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-col-brand {
    grid-column: span 1;
  }

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-meta {
    text-align: left;
  }

  .toast-container {
    bottom: 20px;
    right: 16px;
    left: 16px;
  }

  .toast {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .header-content {
    padding: 8px 12px;
    gap: 8px 6px;
  }

  .brand-name {
    font-size: 0.9375rem;
  }

  .header-actions {
    gap: 4px;
  }

  #resetFormBtn {
    padding: 0 8px;
    font-size: 0.75rem;
  }
}

/* ==========================================================================
   Print Engine (@page & @media print)
   Eliminates browser headers (date/time/title) and footers (URL/page numbers)
   Renders exclusively the pristine leave application document on A4
   ========================================================================== */
@page {
  size: A4 portrait;
  margin: 14mm 16mm 14mm 16mm;
}

@media print {
  @page {
    size: A4 portrait;
    margin: 14mm 16mm 14mm 16mm;
  }

  /* Reset body and html */
  html,
  body {
    margin: 0 !important;
    padding: 0 !important;
    background: #ffffff !important;
    color: #111111 !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  /* Hide all interactive website chrome, headers, footers, navigation, sidebars, buttons, guides */
  .top-announcement,
  .app-header,
  .hero-section,
  .builder-inputs,
  .preview-header,
  .rich-text-toolbar,
  .email-meta-bar,
  .preview-footer,
  .preview-status-strip,
  .app-footer,
  .toast-container,
  .nav-menu,
  .templates-header,
  .template-filters,
  .templates-grid,
  .history-header,
  .history-list,
  .guide-header,
  .guide-grid,
  .faq-section,
  .card-header,
  .preview-actions,
  .print-dialog-hint,
  .modal-backdrop,
  .seo-guide-section,
  #seo-guide,
  #templatesView,
  #historyView,
  #guideView,
  .btn,
  button {
    display: none !important;
  }

  /* Strip card styling, shadows, borders and gray wrapper backgrounds */
  .main-content,
  .container,
  .builder-layout,
  .builder-preview,
  .card,
  .preview-paper-wrapper,
  .app-view {
    display: block !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    min-height: 0 !important;
    height: auto !important;
    overflow: visible !important;
    float: none !important;
  }

  /* Standard executive stationery margins on A4: clean padding handled by @page margins */
  .live-paper {
    box-sizing: border-box !important;
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    background: #ffffff !important;
    color: #171717 !important;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif !important;
    font-size: 11pt !important;
    line-height: 1.6 !important;
    letter-spacing: -0.01em !important;
    white-space: pre-wrap !important;
    word-break: break-word !important;
    page-break-inside: auto !important;
    break-inside: auto !important;
  }

  /* Ensure crisp black text for headings and bold titles */
  .live-paper strong,
  .live-paper b {
    color: #000000 !important;
    font-weight: 700 !important;
  }

  /* Prevent awkward mid-paragraph or heading page cuts */
  .live-paper p,
  .live-paper div {
    page-break-inside: auto !important;
    break-inside: auto !important;
    margin-bottom: 10pt !important;
  }

  /* Avoid orphan signature block */
  .live-paper strong:last-of-type,
  .live-paper .signature-block {
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  /* Ensure italic, underline, alignments and font sizes are cleanly preserved in Print/PDF */
  .live-paper em,
  .live-paper i {
    font-style: italic !important;
  }

  .live-paper u {
    text-decoration: underline !important;
  }

  .live-paper font[size="1"] {
    font-size: 8.5pt !important;
  }

  .live-paper font[size="2"] {
    font-size: 9.5pt !important;
  }

  .live-paper font[size="3"] {
    font-size: 11pt !important;
  }

  .live-paper font[size="4"] {
    font-size: 13pt !important;
  }

  .live-paper font[size="5"] {
    font-size: 15.5pt !important;
  }

  .live-paper font[size="6"] {
    font-size: 19pt !important;
  }

  .live-paper font[size="7"] {
    font-size: 23pt !important;
  }

  .live-paper font[color],
  .live-paper [style*="color"] {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .live-paper mark,
  .live-paper [style*="background-color"] {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .live-paper [style*="text-align: center"],
  .live-paper [align="center"] {
    text-align: center !important;
  }

  .live-paper [style*="text-align: right"],
  .live-paper [align="right"] {
    text-align: right !important;
  }

  .live-paper [style*="text-align: justify"],
  .live-paper [align="justify"] {
    text-align: justify !important;
  }

  .live-paper [style*="text-align: left"],
  .live-paper [align="left"] {
    text-align: left !important;
  }
}