/*
  ScaleThatRecipe.com – Premium World-Class UI
  Crafted for effortless elegance, perfect functionality, and delightful interactions.
  Mobile-first, accessible, and optimized for speed.
*/

/* Modern CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Header and Footer Styles */
.site-header, .site-footer {
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border-subtle);
}

/* Data-include containers */
[data-include="header"], [data-include="footer"] {
  min-height: 60px;
}



html:focus-within {
  scroll-behavior: smooth;
}

html, body {
  height: 100%;
  overflow-x: hidden;
}

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
}

img, picture, svg, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Lazy loading styles */
.lazy-image {
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
  background: var(--bg-secondary);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.lazy-image::before {
  content: "Loading...";
  opacity: 0.6;
}

.lazy-image.lazy-loaded {
  opacity: 1;
  background: none;
  min-height: auto;
}

.lazy-image.lazy-loaded::before {
  display: none;
}

/* Loading skeleton for images */
.image-skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--border-subtle) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

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

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

:root {
  /* Premium Color Palette */
  --bg-primary: hsl(222, 35%, 4%);
  --bg-secondary: hsl(221, 32%, 7%);
  --bg-elevated: hsl(220, 28%, 10%);
  --bg-glass: hsla(220, 28%, 12%, 0.8);
  --bg-soft: hsl(219, 24%, 13%);
  
  --text-primary: hsl(215, 25%, 92%);
  --text-secondary: hsl(215, 18%, 72%);
  --text-tertiary: hsl(215, 12%, 56%);
  --text-inverse: hsl(220, 30%, 8%);
  
  --accent-primary: hsl(210, 100%, 66%);
  --accent-hover: hsl(210, 100%, 72%);
  --accent-soft: hsl(210, 60%, 50%);
  --accent-glow: hsla(210, 100%, 66%, 0.3);
  
  --success: hsl(142, 76%, 56%);
  --success-soft: hsl(142, 60%, 45%);
  --warning: hsl(38, 92%, 58%);
  --danger: hsl(358, 75%, 65%);
  
  --border-subtle: hsl(215, 20%, 20%);
  --border-medium: hsl(215, 20%, 25%);
  --border-strong: hsl(215, 20%, 35%);
  
  /* Premium Shadows */
  --shadow-subtle: 0 1px 3px hsla(220, 30%, 0%, 0.12), 0 1px 2px hsla(220, 30%, 0%, 0.24);
  --shadow-medium: 0 4px 6px hsla(220, 30%, 0%, 0.07), 0 2px 4px hsla(220, 30%, 0%, 0.06);
  --shadow-large: 0 10px 15px hsla(220, 30%, 0%, 0.1), 0 4px 6px hsla(220, 30%, 0%, 0.05);
  --shadow-xlarge: 0 25px 50px hsla(220, 30%, 0%, 0.25), 0 10px 20px hsla(220, 30%, 0%, 0.15);
  --shadow-focus: 0 0 0 3px var(--accent-glow);
  --shadow-glow: 0 0 20px hsla(210, 100%, 66%, 0.15);
  
  /* Perfect Spacing Scale */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-7: 2rem;     /* 32px */
  --space-8: 2.5rem;   /* 40px */
  --space-9: 3rem;     /* 48px */
  --space-10: 4rem;    /* 64px */
  --space-12: 6rem;    /* 96px */
  --space-16: 8rem;    /* 128px */
  --space-20: 10rem;   /* 160px */
  
  /* Border Radius */
  --radius-xs: 0.375rem;  /* 6px */
  --radius-sm: 0.5rem;    /* 8px */
  --radius-md: 0.75rem;   /* 12px */
  --radius-lg: 1rem;      /* 16px */
  --radius-xl: 1.5rem;    /* 24px */
  --radius-full: 9999px;
  
  /* Typography */
  --font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Inter", "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  --font-mono: ui-monospace, "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;
  
  /* Timing */
  --timing-fast: 150ms;
  --timing-medium: 250ms;
  --timing-slow: 350ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Light Mode */
@media (prefers-color-scheme: light) {
  :root {
    --bg-primary: hsl(210, 40%, 98%);
    --bg-secondary: hsl(210, 40%, 96%);
    --bg-elevated: hsl(0, 0%, 100%);
    --bg-glass: hsla(0, 0%, 100%, 0.9);
    --bg-soft: hsl(210, 25%, 94%);
    
    --text-primary: hsl(215, 28%, 12%);
    --text-secondary: hsl(215, 18%, 35%);
    --text-tertiary: hsl(215, 12%, 55%);
    --text-inverse: hsl(0, 0%, 100%);
    
    --accent-primary: hsl(210, 100%, 50%);
    --accent-hover: hsl(210, 100%, 45%);
    --accent-soft: hsl(210, 60%, 55%);
    --accent-glow: hsla(210, 100%, 50%, 0.2);
    
    --border-subtle: hsl(215, 20%, 88%);
    --border-medium: hsl(215, 20%, 82%);
    --border-strong: hsl(215, 20%, 70%);
    
    --shadow-subtle: 0 1px 3px hsla(215, 15%, 15%, 0.08), 0 1px 2px hsla(215, 15%, 15%, 0.12);
    --shadow-medium: 0 4px 6px hsla(215, 15%, 15%, 0.05), 0 2px 4px hsla(215, 15%, 15%, 0.04);
    --shadow-large: 0 10px 15px hsla(215, 15%, 15%, 0.08), 0 4px 6px hsla(215, 15%, 15%, 0.04);
    --shadow-xlarge: 0 25px 50px hsla(215, 15%, 15%, 0.15), 0 10px 20px hsla(215, 15%, 15%, 0.08);
    --shadow-glow: 0 0 20px hsla(210, 100%, 50%, 0.1);
  }
}

/* Base Styles */
body {
  background: 
    radial-gradient(ellipse 80% 50% at 20% -20%, hsla(210, 100%, 66%, 0.05) 0%, transparent 60%),
    radial-gradient(ellipse 60% 80% at 90% 10%, hsla(142, 76%, 56%, 0.04) 0%, transparent 50%),
    var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: -0.01em;
}

.container {
  width: min(1200px, calc(100vw - var(--space-4)));
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-6);
  }
}

/* Accessibility */
.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-elevated);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-large);
  font-weight: 600;
  transition: all var(--timing-fast) var(--ease-out);
  margin-bottom: var(--space-2);
}

.skip-link:focus {
  left: var(--space-4);
  box-shadow: var(--shadow-focus);
}

.skip-link:nth-child(2):focus {
  top: calc(var(--space-4) + 3rem);
}

.skip-link:nth-child(3):focus {
  top: calc(var(--space-4) + 6rem);
}

.skip-link:nth-child(4):focus {
  top: calc(var(--space-4) + 9rem);
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: saturate(1.2) blur(20px);
  transition: all var(--timing-medium) var(--ease-out);
}

.site-header.scrolled {
  background: var(--bg-glass);
  border-bottom-color: var(--border-medium);
  box-shadow: var(--shadow-medium);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
  transition: all var(--timing-fast) var(--ease-out);
}

.brand:hover {
  color: var(--accent-primary);
  transform: translateY(-1px);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-hover));
  color: var(--text-inverse);
  font-weight: 900;
  font-size: 1.25rem;
  box-shadow: var(--shadow-medium), inset 0 1px 0 hsla(0, 0%, 100%, 0.1);
  transition: all var(--timing-fast) var(--ease-out);
}

.brand:hover .brand-mark {
  box-shadow: var(--shadow-large), var(--shadow-glow), inset 0 1px 0 hsla(0, 0%, 100%, 0.1);
  transform: scale(1.05);
}

.nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: all var(--timing-fast) var(--ease-out);
  position: relative;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text-primary);
  background: var(--bg-soft);
}

.nav a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* Main Layout */
main {
  padding: var(--space-6) 0 var(--space-12);
}

/* Hero Section */
.hero {
  text-align: center;
  margin-bottom: var(--space-10);
  padding: var(--space-8) 0 var(--space-4) 0;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin: 0 0 var(--space-6);
  background: linear-gradient(135deg, var(--text-primary), var(--accent-primary));
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: fadeIn 0.8s var(--ease-out) both;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0 0 var(--space-6);
  max-width: 600px;
  margin-inline: auto;
  animation: fadeIn 0.8s var(--ease-out) 0.2s both;
}

.hero-qa {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  max-width: 800px;
  margin-inline: auto;
  animation: fadeIn 0.8s var(--ease-out) 0.3s both;
}

@media (min-width: 768px) {
  .hero-qa {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
  }
}

.qa-item {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border: 1px solid var(--border-subtle);
  text-align: left;
  transition: all var(--timing-fast) var(--ease-out);
}

.qa-item:hover {
  transform: translateY(-2px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-medium);
}

.qa-item h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.qa-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-1);
  animation: fadeIn 0.8s var(--ease-out) 0.4s both;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.125rem var(--space-4);
  background: var(--bg-soft);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: all var(--timing-fast) var(--ease-out);
}

.feature-item:hover {
  background: var(--bg-elevated);
  border-color: var(--border-medium);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.hero-features .feature-icon {
  font-size: 2rem;
  filter: grayscale(0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 640px) {
  .hero {
    padding: var(--space-6) 0;
    margin-bottom: var(--space-8);
  }
  
  .hero-features {
    gap: var(--space-3);
  }
  
  .feature-item {
    padding: var(--space-2) var(--space-3);
    font-size: 0.85rem;
  }
}

.grid {
  display: grid;
  gap: var(--space-8);
  align-items: start;
}

@media (min-width: 1024px) {
  .grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Panel Components */
.panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-large);
  overflow: hidden;
  transition: all var(--timing-medium) var(--ease-out);
  backdrop-filter: blur(10px);
}

.panel:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xlarge);
}

.panel-inner {
  padding: var(--space-8);
}

.panel h2 {
  margin: 0 0 var(--space-4);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.3;
  color: var(--text-primary);
}

.subtle {
  color: var(--text-tertiary);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-top: -var(--space-2);
}

/* Controls Section */
.controls .panel-inner {
  padding: var(--space-7);
}

.controls-header {
  margin-bottom: var(--space-6);
}

.controls-header h2 {
  margin-bottom: var(--space-2);
}

.controls-section {
  margin-bottom: var(--space-1);
}

.section-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 var(--space-3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.textarea-container {
  position: relative;
  margin-bottom: var(--space-6);
}

.textarea-container::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  opacity: 0;
  transition: opacity var(--timing-medium) var(--ease-out);
  pointer-events: none;
  z-index: -1;
}

.textarea:focus + .textarea-container::after,
.textarea-container:focus-within::after {
  opacity: 1;
}

.stack {
  display: grid;
  gap: var(--space-5);
  margin-top: var(--space-6);
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.textarea {
  width: 100%;
  min-height: 280px;
  resize: vertical;
  padding: var(--space-5);
  background: var(--bg-soft);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1.6;
  transition: all var(--timing-medium) var(--ease-out);
  outline: none;
  box-shadow: inset 0 1px 2px hsla(0, 0%, 0%, 0.05);
}

.textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-focus), inset 0 1px 2px hsla(0, 0%, 0%, 0.05);
  background: var(--bg-elevated);
}

.textarea::placeholder {
  color: var(--text-tertiary);
  opacity: 0.8;
}

/* Premium Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 44px;
  padding: 0 var(--space-5);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  outline: none;
  cursor: pointer;
  user-select: none;
  transition: all var(--timing-fast) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 30%, hsla(0, 0%, 100%, 0.1) 50%, transparent 70%);
  opacity: 0;
  transition: opacity var(--timing-medium) var(--ease-out);
}

.btn:hover::before {
  opacity: 1;
}

/* Primary Button */
.btn:not(.secondary):not(.ghost):not(.danger) {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-hover));
  color: var(--text-inverse);
  border: 1px solid var(--accent-primary);
  box-shadow: var(--shadow-medium), 0 0 0 0 var(--accent-glow);
}

.btn:not(.secondary):not(.ghost):not(.danger):hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-large), 0 0 20px var(--accent-glow);
}

.btn:not(.secondary):not(.ghost):not(.danger):active {
  transform: translateY(0);
  box-shadow: var(--shadow-medium);
}

/* Secondary Button */
.btn.secondary {
  background: var(--bg-soft);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-subtle);
}

.btn.secondary:hover {
  background: var(--bg-elevated);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-medium);
  transform: translateY(-1px);
}

/* Ghost Button */
.btn.ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px dashed var(--border-medium);
}

.btn.ghost:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--bg-soft);
}

/* Danger Button */
.btn.danger {
  background: linear-gradient(135deg, var(--danger), hsl(358, 75%, 60%));
  color: var(--text-inverse);
  border: 1px solid var(--danger);
}

.btn.danger:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-medium), 0 0 15px hsla(358, 75%, 65%, 0.3);
}

/* Button States */
.btn:focus-visible {
  box-shadow: var(--shadow-focus);
}

.btn.copied {
  background: var(--success) !important;
  color: var(--text-inverse) !important;
  border-color: var(--success) !important;
  transform: scale(1.05);
}

/* Quick Scale Buttons */
.quick-scale {
  min-width: 48px;
  height: 40px;
  padding: 0 var(--space-3);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  position: relative;
  overflow: hidden;
}

.quick-scale.active {
  background: var(--accent-primary) !important;
  color: var(--text-inverse) !important;
  border-color: var(--accent-primary) !important;
  box-shadow: var(--shadow-medium), 0 0 15px var(--accent-glow) !important;
}

.quick-scale:hover:not(.active) {
  background: var(--accent-glow);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* Segmented Control */
.segmented {
  display: inline-flex;
  background: var(--bg-soft);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 44px;
  box-shadow: inset 0 1px 2px hsla(0, 0%, 0%, 0.05);
}

.segmented-btn {
  flex: 1;
  min-width: 80px;
  background: transparent;
  border: none;
  padding: 0 var(--space-4);
  color: var(--text-tertiary);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--timing-fast) var(--ease-out);
  position: relative;
}

.segmented-btn[aria-pressed="true"] {
  background: var(--accent-primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow-subtle);
}

.segmented-btn:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--accent-primary);
}

/* Input Field */
.field {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--bg-soft);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  height: 44px;
  padding: 0 var(--space-4);
  color: var(--text-primary);
  transition: all var(--timing-fast) var(--ease-out);
}

.field:focus-within {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-focus);
  background: var(--bg-elevated);
}

.field input {
  width: 90px;
  background: transparent;
  border: none;
  outline: none;
  text-align: right;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.field span {
  color: var(--text-secondary);
  font-weight: 600;
}

/* Toolbar */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-top: var(--space-2);
}

/* Output Card */
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-large);
  overflow: hidden;
  transition: all var(--timing-medium) var(--ease-out);
  backdrop-filter: blur(10px);
}

.card:hover {
  border-color: var(--border-medium);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xlarge);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-7);
  background: linear-gradient(180deg, var(--bg-soft), var(--bg-elevated));
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.card-badge {
  padding: var(--space-1) var(--space-3);
  background: var(--success);
  color: var(--text-inverse);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.card-body {
  padding: var(--space-7);
  position: relative;
}

.output-section {
  margin-bottom: var(--space-6);
}

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

.output-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.instructions-list {
  border-top: 1px dashed var(--border-subtle);
  padding-top: var(--space-4);
  margin-top: var(--space-4);
}

.instructions-list li {
  color: var(--text-secondary);
  font-style: italic;
  list-style: none;
  padding-left: 0;
  margin-left: -var(--space-6);
}

.instructions-list li::before {
  content: "→ ";
  color: var(--accent-primary);
  font-weight: 600;
  margin-right: var(--space-2);
}

/* Recipe Actions */
.recipe-actions {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-subtle);
}

.action-buttons {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
}

.action-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--bg-soft);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all var(--timing-medium) var(--ease-out);
  box-shadow: var(--shadow-subtle);
  min-width: 140px;
  justify-content: center;
}

.action-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium), var(--shadow-glow);
}

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

.action-btn .btn-icon {
  font-size: 1.1rem;
}

.copy-btn {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-soft));
  border-color: var(--accent-primary);
  color: var(--text-inverse);
}

.copy-btn:hover {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent-primary));
  border-color: var(--accent-hover);
}

.print-btn {
  background: linear-gradient(135deg, var(--success), var(--success-soft));
  border-color: var(--success);
  color: var(--text-inverse);
}

.print-btn:hover {
  background: linear-gradient(135deg, var(--success), var(--success));
  border-color: var(--success);
  filter: brightness(1.1);
}

.action-btn.copied {
  background: linear-gradient(135deg, var(--success), var(--success-soft));
  border-color: var(--success);
  color: var(--text-inverse);
  transform: scale(1.05);
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-10) var(--space-4);
  color: var(--text-tertiary);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  opacity: 0.6;
}

.empty-text {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 var(--space-2);
  color: var(--text-secondary);
}

.empty-subtext {
  font-size: 0.9rem;
  margin: 0;
  max-width: 300px;
}

.output-section:not(:empty) ~ .empty-state,
.list:not(:empty) ~ .empty-state {
  display: none;
}

.list {
  display: grid;
  gap: var(--space-3);
  padding-left: var(--space-6);
  counter-reset: list-counter;
}

.list li {
  position: relative;
  padding-left: var(--space-2);
  line-height: 1.6;
  font-weight: 500;
  counter-increment: list-counter;
  transition: all var(--timing-fast) var(--ease-out);
}

.list li::marker {
  color: var(--accent-primary);
  font-weight: 700;
}

.list li:hover {
  color: var(--accent-primary);
  transform: translateX(4px);
}

.muted {
  color: var(--text-tertiary);
  font-weight: 500;
}

/* Footer */
.site-footer {
  margin-top: var(--space-12);
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
}

.footer-inner {
  display: grid;
  gap: var(--space-5);
  padding: var(--space-8) 0;
  text-align: center;
}

.footer-nav ul {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  list-style: none;
  margin-bottom: var(--space-2);
}

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: all var(--timing-fast) var(--ease-out);
}

.footer-nav a:hover {
  color: var(--text-primary);
  background: var(--bg-soft);
  transform: translateY(-1px);
}

/* Disclaimer Section */
.disclaimer-section {
  margin: var(--space-6) 0;
  padding: var(--space-5);
  background: var(--bg-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  text-align: left;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.disclaimer-text {
  color: var(--text-secondary);
  font-size: 0.8rem;
  line-height: 1.6;
  margin: 0 0 var(--space-3) 0;
  font-weight: 400;
}

.disclaimer-text:last-child {
  margin-bottom: 0;
}

.disclaimer-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Social Media Section */
.social-media-section {
  margin: var(--space-6) 0;
  text-align: center;
}

.social-media-section h3 {
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: var(--space-4);
  font-weight: 600;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.social-links a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--timing-fast) var(--ease-out);
  min-width: 80px;
}

.social-links a:hover {
  color: var(--accent-primary);
  background: var(--bg-soft);
  transform: translateY(-2px);
}

.social-icon {
  font-size: 1.5rem;
  display: block;
}

.social-text {
  font-size: 0.8rem;
  font-weight: 500;
  text-align: center;
}

@media (max-width: 640px) {
  .social-links {
    gap: var(--space-3);
  }
  
  .social-links a {
    min-width: 70px;
    padding: var(--space-2);
  }
  
  .social-icon {
    font-size: 1.25rem;
  }
  
  .social-text {
    font-size: 0.75rem;
  }
}

.footer-content {
  display: grid;
  gap: var(--space-2);
}

.copyright {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.9rem;
  margin: 0;
}

.note {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  line-height: 1.5;
  margin: 0;
}

.note a {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--timing-fast) var(--ease-out);
}

.note a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

@media (max-width: 640px) {
  .footer-nav ul {
    gap: var(--space-4);
    flex-wrap: wrap;
  }
  
  .footer-nav a {
    padding: var(--space-1) var(--space-2);
    font-size: 0.875rem;
  }
  
  .disclaimer-section {
    margin: var(--space-4) 0;
    padding: var(--space-4);
    border-radius: var(--radius-sm);
  }
  
  .disclaimer-text {
    font-size: 0.75rem;
    line-height: 1.5;
  }
}

/* Blog Grid Styling */
.hero-cta {
  margin-top: var(--space-2);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.blog-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--timing-medium) var(--ease-out);
  box-shadow: var(--shadow-medium);
  backdrop-filter: blur(10px);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xlarge);
  border-color: var(--border-medium);
}

.blog-card-content {
  padding: var(--space-7);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.blog-category {
  background: var(--accent-glow);
  color: var(--accent-primary);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-read-time {
  color: var(--text-tertiary);
  font-size: 0.8rem;
  font-weight: 500;
}

.blog-title {
  margin: 0 0 var(--space-4);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.blog-title a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--timing-fast) var(--ease-out);
}

.blog-title a:hover {
  color: var(--accent-primary);
}

.blog-excerpt {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 var(--space-5);
}

.blog-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.blog-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--timing-fast) var(--ease-out);
}

.blog-link:hover {
  color: var(--accent-hover);
  transform: translateX(4px);
}

@media (max-width: 768px) {
  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
  
  .blog-card-content {
    padding: var(--space-6);
  }
}

/* Typography for Articles */
.prose {
  max-width: 75ch;
  line-height: 1.7;
}

.prose h1,
.prose h2,
.prose h3 {
  line-height: 1.2;
  margin: 1.5em 0 0.75em;
  letter-spacing: -0.025em;
}

.prose h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-top: 0;
}

.prose h2 {
  font-size: 1.5rem;
  font-weight: 700;
}

.prose h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

.prose p {
  margin: 1.25em 0;
  color: var(--text-primary);
}

.prose .lead {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin: 1.5em 0;
}

.prose a {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--accent-glow);
  transition: all var(--timing-fast) var(--ease-out);
}

.prose a:hover {
  color: var(--accent-hover);
  border-bottom-color: var(--accent-primary);
}

.prose ul,
.prose ol {
  padding-left: var(--space-6);
  margin: 1.25em 0;
}

.prose li {
  margin: 0.5em 0;
  line-height: 1.6;
}

.prose blockquote {
  border-left: 4px solid var(--accent-primary);
  margin: 2em 0;
  padding: 0.5em 0 0.5em var(--space-6);
  color: var(--text-secondary);
  font-style: italic;
  background: var(--bg-soft);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  margin-bottom: var(--space-6);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: all var(--timing-fast) var(--ease-out);
}

.back-link:hover {
  color: var(--text-primary);
  background: var(--bg-soft);
  transform: translateX(-4px);
}

/* Fractions */
.frac {
  display: inline-block;
  font-variant-numeric: diagonal-fractions;
  font-feature-settings: "frac";
}

/* Animations */
.fade-in {
  animation: fadeIn var(--timing-medium) var(--ease-out) both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scale-in {
  animation: scaleIn var(--timing-medium) var(--ease-spring) both;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

@media (max-width: 768px) {
  main {
    padding: var(--space-5) 0 var(--space-10);
  }
  
  .hero {
    padding: var(--space-5) 0;
    margin-bottom: var(--space-8);
  }
  
  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
    margin-bottom: var(--space-6);
  }
  
  .hero-features {
    gap: var(--space-4);
  }
  
  .panel-inner {
    padding: var(--space-6);
  }
  
  .controls .panel-inner {
    padding: var(--space-5);
  }
  
  .card-header {
    padding: var(--space-5) var(--space-6);
  }
  
  .card-body {
    padding: var(--space-6);
  }
}

@media (max-width: 640px) {
  .container {
    padding-inline: var(--space-3);
  }
  
  .header-inner {
    padding: var(--space-3) 0;
  }
  
  .brand-name {
    display: none;
  }
  
  .nav ul {
    gap: var(--space-2);
  }
  
  .nav a {
    padding: var(--space-1) var(--space-2);
    font-size: 0.8rem;
  }
  
  .hero {
    text-align: center;
    padding: var(--space-4) 0;
  }
  
  .hero-title {
    margin-bottom: var(--space-4);
  }
  
  .hero-subtitle {
    margin-bottom: var(--space-5);
  }
  
  .controls-header h2 {
    font-size: 1.25rem;
  }
  
  .section-title {
    font-size: 0.8rem;
  }
  
  .textarea {
    min-height: 200px;
    padding: var(--space-4);
    font-size: 0.9rem;
  }
  
  .row {
    gap: var(--space-2);
    justify-content: center;
  }
  
  .btn {
    height: 38px;
    padding: 0 var(--space-3);
    font-size: 0.8rem;
  }
  
  .segmented {
    height: 38px;
  }
  
  .field {
    height: 38px;
    padding: 0 var(--space-3);
  }
  
  .field input {
    width: 70px;
  }
  
  .quick-scale {
    min-width: 42px;
    height: 34px;
    padding: 0 var(--space-2);
    font-size: 0.8rem;
  }
  
  .toolbar {
    justify-content: center;
    gap: var(--space-2);
  }
  
  .card-title {
    font-size: 1.125rem;
  }
  
  .output-title {
    font-size: 0.8rem;
  }
  
  .list {
    gap: var(--space-2);
    padding-left: var(--space-5);
  }
  
  .empty-state {
    padding: var(--space-8) var(--space-3);
  }
  
  .empty-icon {
    font-size: 2.5rem;
  }
  
  .empty-text {
    font-size: 1rem;
  }
  
  .empty-subtext {
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  :root {
    --space-4: 0.875rem;
    --space-5: 1rem;
    --space-6: 1.25rem;
    --space-7: 1.5rem;
    --space-8: 2rem;
  }
  
  .container {
    padding-inline: var(--space-2);
  }
  
  .hero-title {
    font-size: clamp(1.75rem, 7vw, 2.5rem);
  }
  
  .feature-item {
    padding: var(--space-1) var(--space-2);
    font-size: 0.75rem;
  }
  
  .panel-inner,
  .controls .panel-inner {
    padding: var(--space-4);
  }
  
  .stack {
    gap: var(--space-4);
  }
  
  .controls-section {
    margin-bottom: var(--space-1);
  }
  
  .textarea {
    min-height: 180px;
    padding: var(--space-3);
  }
  
  .row {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }
  
  .row .btn,
  .row .field,
  .row .segmented {
    width: 100%;
    justify-content: center;
  }
  
  .quick-scale {
    min-width: auto;
    width: 100%;
  }
  
  .toolbar {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .toolbar .btn {
    width: 100%;
  }
  
  .action-buttons {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .action-btn {
    width: 100%;
    min-width: auto;
    padding: var(--space-4) var(--space-5);
  }
}

/* Print Styles */
@media print {
  .site-header,
  .site-footer,
  .controls,
  .toolbar,
  .recipe-actions {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .panel,
  .card {
    border: 1px solid #ddd !important;
    box-shadow: none !important;
    background: white !important;
  }
  
  main {
    padding: 0 !important;
  }
  
  .card-header {
    background: #f5f5f5 !important;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High Contrast */
@media (prefers-contrast: high) {
  :root {
    --border-subtle: var(--border-strong);
    --text-tertiary: var(--text-secondary);
  }
  
  .btn {
    border-width: 2px;
  }
}

/* Focus Management for Better Accessibility */
:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* Enhanced focus indicators */
.focus-visible {
  box-shadow: var(--shadow-focus);
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* Skip target highlight */
.skip-target-highlight {
  animation: skipTargetPulse 2s ease-out;
}

@keyframes skipTargetPulse {
  0%, 100% { 
    box-shadow: 0 0 0 4px var(--accent-glow);
    transform: scale(1);
  }
  50% { 
    box-shadow: 0 0 0 8px var(--accent-glow);
    transform: scale(1.02);
  }
}

/* Font size controls */
.font-size-controls {
  position: fixed;
  top: var(--space-4);
  right: var(--space-4);
  z-index: 1000;
  display: flex;
  gap: var(--space-2);
}

.font-size-controls button {
  padding: var(--space-2) var(--space-3);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  font-weight: 600;
  transition: all var(--timing-fast) var(--ease-out);
}

.font-size-controls button:hover {
  background: var(--bg-secondary);
  border-color: var(--accent-primary);
}

.font-size-controls button:focus-visible {
  box-shadow: var(--shadow-focus);
}

/* High contrast mode */
.high-contrast {
  --text-primary: #000000;
  --text-secondary: #333333;
  --bg-primary: #ffffff;
  --bg-secondary: #f0f0f0;
  --border-subtle: #000000;
  --accent-primary: #0000ff;
}

/* Reduced motion */
.reduced-motion *,
.reduced-motion *::before,
.reduced-motion *::after {
  animation-duration: 0.01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.01ms !important;
}

/* Enhanced live regions */
[aria-live] {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Accessibility improvements for interactive elements */
[role="button"],
[tabindex] {
  cursor: pointer;
  user-select: none;
}

[role="button"]:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* Enhanced form accessibility */
label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
  color: var(--text-primary);
}

input:focus + label,
textarea:focus + label,
select:focus + label {
  color: var(--accent-primary);
}

/* Loading states for images */
img[aria-busy="true"] {
  opacity: 0.6;
  filter: grayscale(0.5);
}

/* Enhanced button accessibility */
.btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--shadow-focus), var(--shadow-medium);
}

/* Improved link accessibility */
a:focus-visible {
  text-decoration: underline;
  text-decoration-color: var(--accent-primary);
  text-underline-offset: 2px;
}

/* New Homepage Sections */
.section-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Features Section */
.features-section {
  padding: var(--space-12) 0;
  background: var(--bg-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  text-align: center;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-large);
  border-color: var(--accent-primary);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  display: block;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Use Cases Section */
.use-cases-section {
  padding: var(--space-12) 0;
  background: var(--bg-primary);
}

.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.use-case-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  text-align: center;
  transition: all 0.3s ease;
  height: 100%;
}

.use-case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-large);
  border-color: var(--accent-primary);
}

.use-case-icon {
  font-size: 3rem;
  margin-bottom: var(--space-4);
  display: block;
}

.use-case-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-3);
}

.use-case-card h3 a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.use-case-card h3 a:hover {
  color: var(--accent-primary);
}

.use-case-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.use-case-features {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
}

.feature-tag {
  background: var(--accent-glow);
  color: var(--accent-primary);
  padding: var(--space-1) var(--space-3);
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--accent-primary);
  transition: all 0.2s ease;
}

.feature-tag:hover {
  background: var(--accent-primary);
  color: white;
}

.use-cases-cta {
  text-align: center;
  margin-top: var(--space-8);
}

/* Blog Highlights Section */
.blog-highlights-section {
  padding: var(--space-12) 0;
  background: var(--bg-secondary);
}

.blog-highlights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.blog-highlight-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all 0.3s ease;
}

.blog-highlight-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-primary);
}

.blog-meta {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.blog-category {
  background: var(--accent-glow);
  color: var(--accent-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
}

.blog-read-time {
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

.blog-highlight-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-3);
  line-height: 1.4;
}

.blog-highlight-card h3 a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.blog-highlight-card h3 a:hover {
  color: var(--accent-primary);
}

.blog-highlight-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.blog-link {
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.blog-link:hover {
  color: var(--accent-hover);
}

.blog-highlights-cta {
  text-align: center;
  margin-top: var(--space-8);
}

/* How It Works Section */
.how-it-works-section {
  padding: var(--space-12) 0;
  background: var(--bg-primary);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.step-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  text-align: center;
  position: relative;
}

.step-number {
  background: var(--accent-primary);
  color: white;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 auto var(--space-4);
}

.step-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.step-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Content Section */
.content-section {
  padding: var(--space-8) 0;
  background: var(--bg-primary);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

@media (min-width: 768px) {
  .content-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .content-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

.content-card {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

.content-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-primary);
}

.content-card h3 {
  color: var(--accent-primary);
  font-size: 1.25rem;
  margin-bottom: var(--space-4);
  line-height: 1.4;
}

.content-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* Help Page Styles */
.help-content {
  padding: var(--space-8) 0;
}

.help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-top: var(--space-6);
}

@media (min-width: 768px) {
  .help-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }
}

.help-item {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  border: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

.help-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-primary);
}

.help-item h2 {
  color: var(--accent-primary);
  font-size: 1.5rem;
  margin-bottom: var(--space-4);
  line-height: 1.3;
}

.help-item p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  font-size: 1rem;
}

.help-item p:last-of-type {
  margin-bottom: var(--space-6);
}

.help-tips {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  border-left: 4px solid var(--accent-primary);
}

.help-tips h3 {
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: var(--space-3);
}

.help-tips ul {
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: var(--space-4);
}

.help-tips li {
  margin-bottom: var(--space-2);
}

/* People Also Ask Section */
.people-ask-section {
  padding: var(--space-12) 0;
  background: var(--bg-primary);
}

.people-ask-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.ask-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all 0.2s ease;
}

.ask-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-primary);
}

.ask-item h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--accent-primary);
  margin-bottom: var(--space-3);
  line-height: 1.4;
}

.ask-item p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* FAQ Section */
.faq-section {
  padding: var(--space-12) 0;
  background: var(--bg-secondary);
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.faq-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.faq-item h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.faq-item p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.faq-item a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.faq-item a:hover {
  color: var(--accent-hover);
}

/* CTA Section */
.cta-section {
  padding: var(--space-12) 0;
  background: var(--bg-elevated);
  text-align: center;
}

.cta-content h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.cta-content p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-8);
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive Design for New Sections */
@media (max-width: 768px) {
  .features-grid,
  .use-cases-grid,
  .blog-highlights-grid,
  .steps-grid,
  .faq-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .feature-card,
  .use-case-card,
  .blog-highlight-card,
  .step-card,
  .faq-item {
    padding: var(--space-5);
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .section-header {
    margin-bottom: var(--space-8);
  }
  
  .features-section,
  .use-cases-section,
  .blog-highlights-section,
  .how-it-works-section,
  .faq-section,
  .cta-section {
    padding: var(--space-8) 0;
  }
}

/* Error notification styles */
.error-notification {
  position: fixed;
  top: 1rem;
  right: 1rem;
  background: #dc2626;
  color: white;
  padding: 1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-medium);
  z-index: 1000;
  max-width: 400px;
  animation: slideIn 0.3s ease-out;
}

.error-content {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.error-icon {
  font-size: 1.25rem;
}

.error-text {
  flex: 1;
  font-size: 0.9rem;
}

.error-close {
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.error-close:hover {
  opacity: 0.8;
}

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

/* Responsive error notification */
@media (max-width: 640px) {
  .error-notification {
    right: 0.5rem;
    left: 0.5rem;
    max-width: none;
  }
}

/* Mobile Navigation Improvements */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--timing-fast) var(--ease-out);
}

.mobile-nav-toggle:hover {
  background: var(--bg-soft);
  color: var(--accent-primary);
}

.mobile-nav-toggle:focus-visible {
  box-shadow: var(--shadow-focus);
}

@media (max-width: 768px) {
  .mobile-nav-toggle {
    display: block;
  }
  
  .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-glass);
    backdrop-filter: saturate(1.2) blur(20px);
    z-index: 200;
    transform: translateX(-100%);
    transition: transform var(--timing-medium) var(--ease-out);
    padding: var(--space-8) var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .nav.nav-open {
    transform: translateX(0);
  }
  
  .nav ul {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
    width: 100%;
  }
  
  .nav a {
    font-size: 1.25rem;
    padding: var(--space-4);
    border-radius: var(--radius-md);
    display: block;
    width: 100%;
    text-align: center;
  }
  
  .nav a:hover,
  .nav a:focus-visible {
    background: var(--bg-elevated);
    transform: translateY(-2px);
  }
  
  .nav-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-sm);
    transition: all var(--timing-fast) var(--ease-out);
  }
  
  .nav-close:hover {
    background: var(--bg-soft);
    color: var(--accent-primary);
  }
}

/* Enhanced Mobile Spacing */
@media (max-width: 640px) {
  .hero {
    padding: var(--space-6) 0;
    margin-bottom: var(--space-6);
  }
  
  .hero-title {
    font-size: clamp(2rem, 8vw, 2.5rem);
    margin-bottom: var(--space-4);
    line-height: 1.2;
  }
  
  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: var(--space-5);
    line-height: 1.5;
  }
  
  .hero-qa {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
  }
  
  .qa-item {
    padding: var(--space-4);
    text-align: center;
  }
  
  .qa-item h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-3);
  }
  
  .qa-item p {
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  .hero-features {
    gap: var(--space-3);
    margin-bottom: var(--space-2);
  }
  
  .feature-item {
    padding: var(--space-2) var(--space-3);
    font-size: 0.85rem;
    flex-direction: column;
    text-align: center;
    gap: var(--space-2);
  }
  
  .feature-icon {
    font-size: 1.5rem;
  }
  
  .panel-inner {
    padding: var(--space-5);
  }
  
  .controls .panel-inner {
    padding: var(--space-4);
  }
  
  .controls-header h2 {
    font-size: 1.25rem;
    margin-bottom: var(--space-2);
  }
  
  .section-title {
    font-size: 0.8rem;
    margin-bottom: var(--space-2);
  }
  
  .textarea {
    min-height: 180px;
    padding: var(--space-4);
    font-size: 0.9rem;
  }
  
  .stack {
    gap: var(--space-4);
    margin-top: var(--space-4);
  }
  
  .row {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }
  
  .row .btn,
  .row .field,
  .row .segmented {
    width: 100%;
    justify-content: center;
  }
  
  .quick-scale {
    min-width: auto;
    width: 100%;
    height: 44px;
  }
  
  .toolbar {
    flex-direction: column;
    gap: var(--space-2);
    padding-top: var(--space-3);
  }
  
  .toolbar .btn {
    width: 100%;
    height: 48px;
    font-size: 1rem;
  }
  
  .card-header {
    padding: var(--space-4) var(--space-5);
  }
  
  .card-body {
    padding: var(--space-5);
  }
  
  .card-title {
    font-size: 1.125rem;
  }
  
  .output-title {
    font-size: 0.8rem;
    margin-bottom: var(--space-3);
  }
  
  .list {
    gap: var(--space-2);
    padding-left: var(--space-5);
  }
  
  .action-buttons {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .action-btn {
    width: 100%;
    min-width: auto;
    padding: var(--space-4) var(--space-5);
    height: 48px;
  }
  
  .empty-state {
    padding: var(--space-8) var(--space-3);
  }
  
  .empty-icon {
    font-size: 2.5rem;
  }
  
  .empty-text {
    font-size: 1rem;
  }
  
  .empty-subtext {
    font-size: 0.85rem;
  }
}

/* Enhanced Mobile Touch Targets */
@media (max-width: 640px) {
  .btn,
  .quick-scale,
  .segmented-btn,
  .field {
    min-height: 44px;
  }
  
  .nav a,
  .footer-nav a {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  /* Improved mobile spacing for better readability */
  .content-section,
  .features-section,
  .use-cases-section,
  .blog-highlights-section,
  .how-it-works-section,
  .people-ask-section,
  .faq-section {
    padding: var(--space-6) 0;
  }
  
  .content-grid {
    gap: var(--space-4);
    margin-top: var(--space-4);
  }
  
  .content-card {
    padding: var(--space-4);
  }
  
  .content-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
  }
  
  .content-card p {
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  /* Mobile blog improvements */
  .blog-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-top: var(--space-6);
  }
  
  .blog-card-content {
    padding: var(--space-5);
  }
  
  .blog-meta {
    gap: var(--space-2);
    margin-bottom: var(--space-3);
  }
  
  .blog-category {
    font-size: 0.7rem;
    padding: var(--space-1) var(--space-2);
  }
  
  .blog-read-time {
    font-size: 0.75rem;
  }
  
  .blog-title {
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
  }
  
  .blog-excerpt {
    font-size: 0.9rem;
    margin-bottom: var(--space-4);
  }
  
  .blog-link {
    font-size: 0.85rem;
  }
  
  /* Mobile help page improvements */
  .help-grid {
    gap: var(--space-6);
    margin-top: var(--space-4);
  }
  
  .help-item {
    padding: var(--space-5);
  }
  
  .help-item h2 {
    font-size: 1.25rem;
    margin-bottom: var(--space-3);
  }
  
  .help-item p {
    font-size: 0.9rem;
    margin-bottom: var(--space-3);
  }
  
  .help-tips {
    padding: var(--space-3);
  }
  
  .help-tips h3 {
    font-size: 1rem;
    margin-bottom: var(--space-2);
  }
  
  .help-tips ul {
    padding-left: var(--space-4);
  }
  
  .help-tips li {
    font-size: 0.9rem;
    margin-bottom: var(--space-1);
  }
}

/* Enhanced Mobile Typography */
@media (max-width: 640px) {
  body {
    font-size: 0.95rem;
    line-height: 1.6;
  }
  
  h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
  }
  
  .prose {
    font-size: 0.95rem;
    line-height: 1.6;
  }
  
  .prose h1 {
    font-size: 1.75rem;
  }
  
  .prose h2 {
    font-size: 1.5rem;
  }
  
  .prose h3 {
    font-size: 1.25rem;
  }
  
  .prose p {
    margin: 1em 0;
  }
  
  .prose ul,
  .prose ol {
    padding-left: var(--space-4);
  }
  
  .prose li {
    margin: 0.4em 0;
  }
}

/* Mobile-specific animations and transitions */
@media (max-width: 640px) {
  .panel:hover,
  .card:hover,
  .feature-card:hover,
  .use-case-card:hover,
  .blog-card:hover,
  .step-card:hover,
  .faq-item:hover,
  .ask-item:hover {
    transform: translateY(-1px);
  }
  
  .btn:hover,
  .quick-scale:hover,
  .segmented-btn:hover {
    transform: translateY(-1px);
  }
  
  /* Reduce motion on mobile for better performance */
  .panel,
  .card,
  .feature-card,
  .use-case-card,
  .blog-card,
  .step-card,
  .faq-item,
  .ask-item {
    transition: all var(--timing-fast) var(--ease-out);
  }
}

/* Enhanced Mobile Focus States */
@media (max-width: 640px) {
  .btn:focus-visible,
  .quick-scale:focus-visible,
  .segmented-btn:focus-visible,
  .field:focus-within,
  .textarea:focus {
    box-shadow: var(--shadow-focus);
    outline: none;
  }
  
  .nav a:focus-visible,
  .footer-nav a:focus-visible {
    box-shadow: var(--shadow-focus);
    outline: none;
  }
}

/* Mobile-specific loading states */
@media (max-width: 640px) {
  .lazy-image {
    min-height: 150px;
  }
  
  .image-skeleton {
    min-height: 150px;
  }
}

/* Enhanced Mobile Error Handling */
@media (max-width: 640px) {
  .error-notification {
    right: var(--space-2);
    left: var(--space-2);
    max-width: none;
    padding: var(--space-3);
  }
  
  .error-content {
    gap: var(--space-2);
  }
  
  .error-text {
    font-size: 0.85rem;
  }
  
  .error-close {
    font-size: 1.25rem;
  }
}

/* Mobile-specific print styles */
@media print and (max-width: 640px) {
  .site-header,
  .site-footer,
  .controls,
  .toolbar,
  .recipe-actions,
  .mobile-nav-toggle {
    display: none !important;
  }
  
  main {
    padding: 0 !important;
  }
  
  .hero,
  .content-section,
  .features-section,
  .use-cases-section,
  .blog-highlights-section,
  .how-it-works-section,
  .people-ask-section,
  .faq-section,
  .cta-section {
    padding: var(--space-4) 0 !important;
  }
  
  .panel,
  .card {
    border: 1px solid #ddd !important;
    box-shadow: none !important;
    background: white !important;
    margin-bottom: var(--space-4) !important;
  }
  
  .panel-inner,
  .card-body {
    padding: var(--space-4) !important;
  }
}

/* Enhanced Desktop Layout */
@media (min-width: 1024px) {
  .container {
    max-width: 1400px;
    padding-inline: var(--space-8);
  }
  
  .hero {
    padding: var(--space-12) 0 var(--space-8) 0;
    margin-bottom: var(--space-12);
  }
  
  .hero-title {
    font-size: clamp(3.5rem, 6vw, 5rem);
    margin-bottom: var(--space-8);
    line-height: 1.1;
  }
  
  .hero-subtitle {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    margin-bottom: var(--space-10);
    max-width: 700px;
  }
  
  .hero-qa {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-10);
    max-width: 1000px;
  }
  
  .qa-item {
    padding: var(--space-6);
    text-align: left;
  }
  
  .qa-item h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
  }
  
  .qa-item p {
    font-size: 0.95rem;
    line-height: 1.6;
  }
  
  .hero-features {
    gap: var(--space-6);
    margin-bottom: var(--space-2);
  }
  
  .feature-item {
    padding: var(--space-2) var(--space-5);
    font-size: 0.95rem;
    flex-direction: row;
    text-align: left;
    gap: var(--space-3);
  }
  
  .feature-icon {
    font-size: 1.75rem;
  }
  
  .grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    align-items: start;
  }
  
  .panel-inner {
    padding: var(--space-10);
  }
  
  .controls .panel-inner {
    padding: var(--space-8);
  }
  
  .controls-header h2 {
    font-size: 1.75rem;
    margin-bottom: var(--space-3);
  }
  
  .section-title {
    font-size: 0.9rem;
    margin-bottom: var(--space-4);
  }
  
  .textarea {
    min-height: 320px;
    padding: var(--space-6);
    font-size: 1rem;
  }
  
  .stack {
    gap: var(--space-8);
    margin-top: var(--space-8);
  }
  
  .row {
    gap: var(--space-4);
    flex-wrap: nowrap;
  }
  
  .quick-scale {
    min-width: 56px;
    height: 48px;
    font-size: 0.95rem;
  }
  
  .toolbar {
    gap: var(--space-4);
    padding-top: var(--space-4);
  }
  
  .toolbar .btn {
    height: 48px;
    padding: 0 var(--space-6);
    font-size: 0.95rem;
  }
  
  .card-header {
    padding: var(--space-8) var(--space-10);
  }
  
  .card-body {
    padding: var(--space-10);
  }
  
  .card-title {
    font-size: 1.5rem;
  }
  
  .output-title {
    font-size: 0.9rem;
    margin-bottom: var(--space-5);
  }
  
  .list {
    gap: var(--space-4);
    padding-left: var(--space-8);
  }
  
  .action-buttons {
    gap: var(--space-4);
    justify-content: center;
  }
  
  .action-btn {
    min-width: 160px;
    padding: var(--space-4) var(--space-6);
    height: 52px;
    font-size: 0.95rem;
  }
  
  .empty-state {
    padding: var(--space-12) var(--space-6);
  }
  
  .empty-icon {
    font-size: 4rem;
  }
  
  .empty-text {
    font-size: 1.25rem;
  }
  
  .empty-subtext {
    font-size: 1rem;
  }
  
  /* Desktop section improvements */
  .section-header {
    margin-bottom: var(--space-12);
  }
  
  .section-header h2 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: var(--space-6);
  }
  
  .section-header p {
    font-size: 1.25rem;
    max-width: 700px;
  }
  
  .features-section,
  .use-cases-section,
  .blog-highlights-section,
  .how-it-works-section,
  .people-ask-section,
  .faq-section,
  .cta-section {
    padding: var(--space-16) 0;
  }
  
  .features-grid,
  .use-cases-grid,
  .blog-highlights-grid,
  .steps-grid,
  .faq-grid,
  .people-ask-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-8);
    margin-top: var(--space-10);
  }
  
  .feature-card,
  .use-case-card,
  .blog-highlight-card,
  .step-card,
  .faq-item,
  .ask-item {
    padding: var(--space-8);
  }
  
  .feature-icon,
  .use-case-icon {
    font-size: 3.5rem;
    margin-bottom: var(--space-5);
  }
  
  .feature-card h3,
  .use-case-card h3,
  .step-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--space-4);
  }
  
  .feature-card p,
  .use-case-card p,
  .step-card p {
    font-size: 1rem;
    line-height: 1.6;
  }
  
  .use-case-features {
    gap: var(--space-3);
    margin-top: var(--space-4);
  }
  
  .feature-tag {
    font-size: 0.9rem;
    padding: var(--space-2) var(--space-4);
  }
  
  .cta-buttons {
    gap: var(--space-6);
  }
  
  .cta-buttons .btn {
    min-width: 200px;
    height: 56px;
    font-size: 1.1rem;
    padding: 0 var(--space-8);
  }
  
  .cta-content h2 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: var(--space-6);
  }
  
  .cta-content p {
    font-size: 1.25rem;
    margin-bottom: var(--space-10);
    max-width: 700px;
  }
  
  /* Desktop content improvements */
  .content-section {
    padding: var(--space-12) 0;
  }
  
  .content-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
    margin-top: var(--space-8);
  }
  
  .content-card {
    padding: var(--space-8);
  }
  
  .content-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--space-5);
  }
  
  .content-card p {
    font-size: 1rem;
    line-height: 1.7;
  }
  
  /* Desktop blog improvements */
  .blog-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--space-8);
    margin-top: var(--space-10);
  }
  
  .blog-card-content {
    padding: var(--space-8);
  }
  
  .blog-meta {
    gap: var(--space-4);
    margin-bottom: var(--space-5);
  }
  
  .blog-category {
    font-size: 0.8rem;
    padding: var(--space-2) var(--space-4);
  }
  
  .blog-read-time {
    font-size: 0.85rem;
  }
  
  .blog-title {
    font-size: 1.375rem;
    margin-bottom: var(--space-5);
  }
  
  .blog-excerpt {
    font-size: 1rem;
    margin-bottom: var(--space-6);
  }
  
  .blog-link {
    font-size: 0.95rem;
  }
  
  /* Desktop help page improvements */
  .help-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
    margin-top: var(--space-8);
  }
  
  .help-item {
    padding: var(--space-10);
  }
  
  .help-item h2 {
    font-size: 1.75rem;
    margin-bottom: var(--space-5);
  }
  
  .help-item p {
    font-size: 1rem;
    margin-bottom: var(--space-4);
  }
  
  .help-tips {
    padding: var(--space-5);
  }
  
  .help-tips h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
  }
  
  .help-tips ul {
    padding-left: var(--space-6);
  }
  
  .help-tips li {
    font-size: 0.95rem;
    margin-bottom: var(--space-2);
  }
  
  /* Desktop breadcrumb improvements */
  .breadcrumb {
    padding: var(--space-5) 0;
    font-size: 0.9rem;
    gap: var(--space-3);
  }
  
  .breadcrumb-item:not(:last-child)::after {
    margin-left: var(--space-3);
  }
  
  /* Desktop footer improvements */
  .footer-inner {
    gap: var(--space-8);
    padding: var(--space-12) 0;
  }
  
  .footer-nav ul {
    gap: var(--space-8);
    margin-bottom: var(--space-4);
  }
  
  .footer-nav a {
    padding: var(--space-2) var(--space-4);
    font-size: 0.9rem;
  }
  
  .disclaimer-section {
    margin: var(--space-8) 0;
    padding: var(--space-6);
    border-radius: var(--radius-md);
  }
  
  .disclaimer-text {
    font-size: 0.85rem;
    line-height: 1.6;
  }
  
  .social-links {
    gap: var(--space-6);
  }
  
  .social-links a {
    min-width: 100px;
    padding: var(--space-4);
  }
  
  .social-icon {
    font-size: 1.75rem;
  }
  
  .social-text {
    font-size: 0.9rem;
  }
  
  .footer-content {
    gap: var(--space-3);
  }
  
  .copyright {
    font-size: 1rem;
  }
  
  .note {
    font-size: 0.9rem;
  }
}

/* Enhanced Desktop Typography */
@media (min-width: 1024px) {
  body {
    font-size: 1rem;
    line-height: 1.7;
  }
  
  h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
  }
  
  .prose {
    font-size: 1rem;
    line-height: 1.7;
    max-width: 80ch;
  }
  
  .prose h1 {
    font-size: 2.5rem;
  }
  
  .prose h2 {
    font-size: 1.75rem;
  }
  
  .prose h3 {
    font-size: 1.375rem;
  }
  
  .prose p {
    margin: 1.5em 0;
  }
  
  .prose ul,
  .prose ol {
    padding-left: var(--space-8);
  }
  
  .prose li {
    margin: 0.5em 0;
  }
  
  .prose blockquote {
    margin: 2.5em 0;
    padding: 0.75em 0 0.75em var(--space-8);
  }
}

/* Desktop-specific animations and transitions */
@media (min-width: 1024px) {
  .panel:hover,
  .card:hover,
  .feature-card:hover,
  .use-case-card:hover,
  .blog-card:hover,
  .step-card:hover,
  .faq-item:hover,
  .ask-item:hover {
    transform: translateY(-4px);
  }
  
  .btn:hover,
  .quick-scale:hover,
  .segmented-btn:hover {
    transform: translateY(-2px);
  }
  
  .feature-item:hover {
    transform: translateY(-3px);
  }
  
  .nav a:hover {
    transform: translateY(-1px);
  }
  
  .footer-nav a:hover {
    transform: translateY(-2px);
  }
  
  /* Enhanced desktop transitions */
  .panel,
  .card,
  .feature-card,
  .use-case-card,
  .blog-card,
  .step-card,
  .faq-item,
  .ask-item {
    transition: all var(--timing-medium) var(--ease-out);
  }
  
  .btn,
  .quick-scale,
  .segmented-btn,
  .feature-item,
  .nav a,
  .footer-nav a {
    transition: all var(--timing-fast) var(--ease-out);
  }
}

/* Desktop-specific focus states */
@media (min-width: 1024px) {
  .btn:focus-visible,
  .quick-scale:focus-visible,
  .segmented-btn:focus-visible,
  .field:focus-within,
  .textarea:focus {
    box-shadow: var(--shadow-focus);
    outline: none;
    transform: translateY(-1px);
  }
  
  .nav a:focus-visible,
  .footer-nav a:focus-visible {
    box-shadow: var(--shadow-focus);
    outline: none;
    transform: translateY(-1px);
  }
}

/* Desktop-specific loading states */
@media (min-width: 1024px) {
  .lazy-image {
    min-height: 250px;
  }
  
  .image-skeleton {
    min-height: 250px;
  }
}

/* Desktop-specific error handling */
@media (min-width: 1024px) {
  .error-notification {
    right: var(--space-4);
    max-width: 500px;
    padding: var(--space-4);
  }
  
  .error-content {
    gap: var(--space-3);
  }
  
  .error-text {
    font-size: 0.95rem;
  }
  
  .error-close {
    font-size: 1.5rem;
  }
}

/* Desktop-specific print styles */
@media print and (min-width: 1024px) {
  .site-header,
  .site-footer,
  .controls,
  .toolbar,
  .recipe-actions,
  .mobile-nav-toggle {
    display: none !important;
  }
  
  main {
    padding: 0 !important;
  }
  
  .hero,
  .content-section,
  .features-section,
  .use-cases-section,
  .blog-highlights-section,
  .how-it-works-section,
  .people-ask-section,
  .faq-section,
  .cta-section {
    padding: var(--space-6) 0 !important;
  }
  
  .panel,
  .card {
    border: 1px solid #ddd !important;
    box-shadow: none !important;
    background: white !important;
    margin-bottom: var(--space-6) !important;
  }
  
  .panel-inner,
  .card-body {
    padding: var(--space-6) !important;
  }
  
  .grid {
    grid-template-columns: 1fr 1fr !important;
    gap: var(--space-6) !important;
  }
}

/* Enhanced Desktop Grid Layouts */
@media (min-width: 1200px) {
  .container {
    max-width: 1600px;
    padding-inline: var(--space-10);
  }
  
  .features-grid,
  .use-cases-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-10);
  }
  
  .blog-highlights-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-10);
  }
  
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-10);
  }
  
  .faq-grid,
  .people-ask-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }
  
  .content-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }
  
  .help-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-12);
  }
}

/* Ultra-wide Desktop Optimizations */
@media (min-width: 1600px) {
  .container {
    max-width: 1800px;
    padding-inline: var(--space-12);
  }
  
  .hero {
    padding: var(--space-16) 0 var(--space-12) 0;
    margin-bottom: var(--space-16);
  }
  
  .hero-title {
    font-size: clamp(4rem, 7vw, 6rem);
  }
  
  .hero-subtitle {
    font-size: clamp(1.5rem, 2.5vw, 1.75rem);
    max-width: 800px;
  }
  
  .section-header h2 {
    font-size: clamp(3rem, 5vw, 4rem);
  }
  
  .section-header p {
    font-size: 1.375rem;
    max-width: 800px;
  }
  
  .features-section,
  .use-cases-section,
  .blog-highlights-section,
  .how-it-works-section,
  .people-ask-section,
  .faq-section,
  .cta-section {
    padding: var(--space-20) 0;
  }
  
  .cta-content h2 {
    font-size: clamp(3rem, 5vw, 4rem);
  }
  
  .cta-content p {
    font-size: 1.375rem;
    max-width: 800px;
  }
  
  .cta-buttons .btn {
    min-width: 240px;
    height: 64px;
    font-size: 1.25rem;
    padding: 0 var(--space-10);
  }
}

/* Enhanced Visual Improvements */
.section-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.section-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Enhanced Card Hover Effects */
.panel,
.card,
.feature-card,
.use-case-card,
.blog-card,
.step-card,
.faq-item,
.ask-item {
  position: relative;
  overflow: hidden;
}

.panel::before,
.card::before,
.feature-card::before,
.use-case-card::before,
.blog-card::before,
.step-card::before,
.faq-item::before,
.ask-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-hover));
  transform: scaleX(0);
  transition: transform var(--timing-medium) var(--ease-out);
}

.panel:hover::before,
.card:hover::before,
.feature-card:hover::before,
.use-case-card:hover::before,
.blog-card:hover::before,
.step-card:hover::before,
.faq-item:hover::before,
.ask-item:hover::before {
  transform: scaleX(1);
}

/* Enhanced Button States */
.btn {
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--timing-medium) var(--ease-out);
}

.btn:hover::after {
  left: 100%;
}

/* Enhanced Form Elements */
.textarea,
.field,
.segmented {
  position: relative;
  transition: all var(--timing-medium) var(--ease-out);
}

.textarea:focus,
.field:focus-within,
.segmented:focus-within {
  transform: translateY(-1px);
}

/* Enhanced Loading States */
.lazy-image,
.image-skeleton {
  position: relative;
  overflow: hidden;
}

.lazy-image::after,
.image-skeleton::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Enhanced Focus Indicators */
.btn:focus-visible,
.quick-scale:focus-visible,
.segmented-btn:focus-visible,
.field:focus-within,
.textarea:focus,
.nav a:focus-visible,
.footer-nav a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  transform: translateY(-1px);
}

/* Enhanced Mobile Navigation */
@media (max-width: 768px) {
  .nav {
    background: linear-gradient(135deg, var(--bg-glass), var(--bg-elevated));
  }
  
  .nav-close {
    background: var(--bg-soft);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .nav-close:hover {
    background: var(--bg-elevated);
    border-color: var(--accent-primary);
    transform: scale(1.1);
  }
}

/* Enhanced Mobile Touch Feedback */
@media (max-width: 640px) {
  .btn:active,
  .quick-scale:active,
  .segmented-btn:active,
  .nav a:active,
  .footer-nav a:active {
    transform: scale(0.98);
    transition: transform var(--timing-fast) var(--ease-out);
  }
  
  .panel:active,
  .card:active,
  .feature-card:active,
  .use-case-card:active,
  .blog-card:active,
  .step-card:active,
  .faq-item:active,
  .ask-item:active {
    transform: scale(0.99);
    transition: transform var(--timing-fast) var(--ease-out);
  }
}

/* Enhanced Desktop Hover Effects */
@media (min-width: 1024px) {
  .panel:hover,
  .card:hover,
  .feature-card:hover,
  .use-case-card:hover,
  .blog-card:hover,
  .step-card:hover,
  .faq-item:hover,
  .ask-item:hover {
    transform: translateY(-4px) scale(1.01);
  }
  
  .btn:hover,
  .quick-scale:hover,
  .segmented-btn:hover {
    transform: translateY(-2px) scale(1.02);
  }
  
  .feature-item:hover {
    transform: translateY(-3px) scale(1.05);
  }
  
  .nav a:hover,
  .footer-nav a:hover {
    transform: translateY(-1px) scale(1.02);
  }
}

/* Enhanced Visual Hierarchy */
.hero-title {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.section-header h2 {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Enhanced Card Shadows */
.panel,
.card,
.feature-card,
.use-case-card,
.blog-card,
.step-card,
.faq-item,
.ask-item {
  box-shadow: var(--shadow-large);
}

.panel:hover,
.card:hover,
.feature-card:hover,
.use-case-card:hover,
.blog-card:hover,
.step-card:hover,
.faq-item:hover,
.ask-item:hover {
  box-shadow: var(--shadow-xlarge);
}

/* Enhanced Button Shadows */
.btn:not(.secondary):not(.ghost):not(.danger) {
  box-shadow: var(--shadow-medium), 0 0 0 0 var(--accent-glow);
}

.btn:not(.secondary):not(.ghost):not(.danger):hover {
  box-shadow: var(--shadow-large), 0 0 20px var(--accent-glow);
}

/* Enhanced Mobile Optimizations */
@media (max-width: 640px) {
  .hero-title {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  }
  
  .hero-subtitle {
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
  }
  
  .section-header h2 {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  }
  
  .panel,
  .card,
  .feature-card,
  .use-case-card,
  .blog-card,
  .step-card,
  .faq-item,
  .ask-item {
    box-shadow: var(--shadow-medium);
  }
  
  .panel:hover,
  .card:hover,
  .feature-card:hover,
  .use-case-card:hover,
  .blog-card:hover,
  .step-card:hover,
  .faq-item:hover,
  .ask-item:hover {
    box-shadow: var(--shadow-large);
  }
}

/* Enhanced Accessibility */
@media (prefers-reduced-motion: reduce) {
  .btn::after,
  .lazy-image::after,
  .image-skeleton::after {
    animation: none;
    transition: none;
  }
  
  .panel:hover,
  .card:hover,
  .feature-card:hover,
  .use-case-card:hover,
  .blog-card:hover,
  .step-card:hover,
  .faq-item:hover,
  .ask-item:hover {
    transform: none;
  }
  
  .btn:hover,
  .quick-scale:hover,
  .segmented-btn:hover,
  .feature-item:hover,
  .nav a:hover,
  .footer-nav a:hover {
    transform: none;
  }
}

/* Enhanced High Contrast Mode */
@media (prefers-contrast: high) {
  .panel::before,
  .card::before,
  .feature-card::before,
  .use-case-card::before,
  .blog-card::before,
  .step-card::before,
  .faq-item::before,
  .ask-item::before {
    height: 4px;
    background: var(--accent-primary);
  }
  
  .btn::after {
    background: rgba(255, 255, 255, 0.3);
  }
  
  .lazy-image::after,
  .image-skeleton::after {
    background: rgba(255, 255, 255, 0.2);
  }
}