:root {
  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Base Colors - Dark Theme */
  --color-bg: #000000;
  --color-surface: #0A0A0A;
  --color-surface-elevated: #111111;

  /* Neutrals - Dark Theme */
  --color-text-primary: #EDEDED;
  --color-text-secondary: #A1A1A1;
  --color-text-tertiary: #666666;
  --color-border: #333333;
  --color-border-subtle: #222222;

  /* Accent - Blue (matching "Image" logo) */
  --color-accent: #4A90D9;
  --color-accent-hover: #6BB3F0;
  --color-accent-subtle: rgba(74, 144, 217, 0.15);

  /* Success - Brighter for dark theme */
  --color-success: #50E3C2;
  --color-success-subtle: rgba(80, 227, 194, 0.15);

  /* Secondary (WebP button) - Light on dark */
  --color-secondary: #EDEDED;
  --color-secondary-hover: #FFFFFF;

  /* Error */
  --color-error: #FF4444;
  --color-error-subtle: rgba(255, 68, 68, 0.15);

  /* Dropzone */
  --color-dropzone-bg: #0A0A0A;
  --color-dropzone-hover: #111111;

  /* Animations */
  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.15s var(--ease-out);
  --transition-normal: 0.2s var(--ease-out);
}

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(at 27% 37%, hsla(350, 80%, 50%, 0.18) 0px, transparent 50%),
    radial-gradient(at 97% 21%, hsla(210, 80%, 50%, 0.14) 0px, transparent 50%),
    radial-gradient(at 52% 99%, hsla(350, 80%, 50%, 0.12) 0px, transparent 50%),
    radial-gradient(at 10% 29%, hsla(210, 80%, 50%, 0.10) 0px, transparent 50%),
    radial-gradient(at 70% 60%, hsla(160, 80%, 50%, 0.08) 0px, transparent 50%);
  color: var(--color-text-primary);
  min-height: 100vh;
  padding: 64px 24px;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: -30%;
  right: -15%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(232, 90, 79, 0.25) 0%, rgba(232, 90, 79, 0.1) 40%, transparent 70%);
  border-radius: 50%;
  filter: blur(80px);
  animation: float-orb 15s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  bottom: -30%;
  left: -15%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(80, 227, 194, 0.2) 0%, rgba(74, 144, 217, 0.15) 40%, transparent 70%);
  border-radius: 50%;
  filter: blur(80px);
  animation: float-orb 18s ease-in-out infinite reverse;
  pointer-events: none;
  z-index: 0;
}

@keyframes float-orb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(80px, -50px) scale(1.15); }
  50% { transform: translate(-50px, 80px) scale(0.85); }
  75% { transform: translate(50px, 50px) scale(1.1); }
}

.container {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.container::after {
  content: '';
  position: fixed;
  top: 40%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232, 90, 79, 0.12) 0%, rgba(80, 227, 194, 0.08) 50%, transparent 70%);
  border-radius: 50%;
  filter: blur(100px);
  animation: pulse-glow 8s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

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

/* Header & Logo */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  gap: 24px;
}

.logo {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  width: 56px;
  height: 56px;
}

.logo-text {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.logo-lighter {
  font-size: 1.5rem;
  background: linear-gradient(135deg, #E85A4F, #FF6B5E);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-image {
  font-size: 1.5rem;
  background: linear-gradient(135deg, #4A90D9, #6BB3F0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Hero Section */
.hero {
  text-align: right;
  margin-bottom: 0;
}

h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.03em;
}

.subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

@media (max-width: 640px) {
  .header {
    flex-direction: column;
    text-align: center;
  }

  .hero {
    text-align: center;
  }
}

/* Footer */
.footer {
  margin-top: 64px;
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.footer-logo {
  width: 48px;
  height: auto;
  opacity: 0.8;
}

.footer-nav {
  display: flex;
  gap: 24px;
  flex-shrink: 0;
}

.footer-nav a {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--color-accent-hover);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--color-border-subtle);
}

.footer-bottom p {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

.footer-legal {
  margin-top: 8px !important;
  font-size: 0.8125rem !important;
  line-height: 1.6;
  opacity: 0.8;
}

/* Dropzone */
.dropzone {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  cursor: pointer;
  transition: background-color var(--transition-normal),
              transform var(--transition-fast),
              border-color var(--transition-normal);
  position: relative;
  min-height: 120px;
}

.dropzone:hover {
  background: var(--color-surface-elevated);
  border-color: var(--color-border);
  transform: translateY(-2px);
}

.dropzone.dragover {
  border-color: var(--color-accent);
  background: var(--color-accent-subtle);
}

.dropzone.processing {
  cursor: not-allowed;
}

.dropzone-icon {
  color: var(--color-text-tertiary);
  margin-bottom: 24px;
  transition: color var(--transition-normal), transform var(--transition-normal);
}

.dropzone:hover .dropzone-icon {
  color: var(--color-accent);
  transform: translateY(-4px);
}

.dropzone-icon svg {
  width: 56px;
  height: 56px;
  stroke-width: 1.5;
}

.dropzone p {
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  font-size: 1rem;
  font-weight: 500;
}

.dropzone-hint {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
}

/* Compression Options Container (Format + Resize) */
.compression-options {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 28px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border-subtle);
}

.option-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.option-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.format-toggle {
  position: relative;
  display: inline-flex;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 4px;
  gap: 4px;
}

.format-option {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: transparent;
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-normal);
  white-space: nowrap;
}

.format-option:hover {
  color: var(--color-text-primary);
}

.format-option.active {
  color: var(--color-text-primary);
}

.format-option-text {
  position: relative;
  z-index: 1;
}

/* Resize Toggle */
.resize-toggle {
  position: relative;
  display: inline-flex;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 3px;
  gap: 2px;
}

.resize-option {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 32px;
  background: transparent;
  border: none;
  border-radius: 7px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-normal);
}

.resize-option:hover {
  color: var(--color-text-primary);
}

.resize-option.active {
  color: var(--color-text-primary);
}

.resize-option svg {
  opacity: 0.7;
  transition: opacity var(--transition-normal);
}

.resize-option:hover svg,
.resize-option.active svg {
  opacity: 1;
}

/* Resize slider background */
.resize-slider {
  position: absolute;
  top: 3px;
  left: 3px;
  height: calc(100% - 6px);
  border-radius: 7px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), width 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
  pointer-events: none;
}

/* Custom input */
.resize-custom-input {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  animation: fadeSlideIn 0.2s ease-out;
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.resize-custom-input input {
  width: 72px;
  padding: 8px 10px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  text-align: center;
  transition: border-color var(--transition-fast);
}

.resize-custom-input input::placeholder {
  color: var(--color-text-tertiary);
}

.resize-custom-input input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.resize-custom-input select {
  padding: 8px 10px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.resize-custom-input select:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* Sliding background indicator */
.format-slider {
  position: absolute;
  top: 4px;
  left: 4px;
  height: calc(100% - 8px);
  border-radius: 8px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.03);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
  pointer-events: none;
}

/* State-based slider positioning - handled by JS */
.format-toggle[data-active="original"] .format-slider {
  transform: translateX(0);
}

.format-toggle[data-active="webp-only"] .format-slider {
  transform: translateX(var(--slider-offset, 0));
}

/* Focus states for accessibility */
.format-option:focus {
  outline: none;
}

.format-option:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Subtle glow effect on active option */
.format-option.active::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 8px;
  background: radial-gradient(ellipse at center, rgba(74, 144, 217, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

/* Mobile adjustments for compression options */
@media (max-width: 580px) {
  .compression-options {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .option-group {
    width: 100%;
    max-width: 320px;
  }

  .format-toggle {
    width: 100%;
    justify-content: center;
  }

  .format-option {
    padding: 10px 12px;
    flex: 1;
    justify-content: center;
  }

  .resize-toggle {
    justify-content: center;
  }
}

/* Loading Overlay */
.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(8px);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.loading-overlay .spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  margin-bottom: 20px;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

#loading-status {
  font-size: 1rem;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  font-weight: 500;
}

.progress-steps {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.4;
  transition: opacity var(--transition-normal);
}

.step.active,
.step.completed {
  opacity: 1;
}

.step-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-border);
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.75rem;
  transition: all var(--transition-normal);
}

.step.active .step-icon {
  background: var(--color-accent);
  color: #fff;
}

.step.completed .step-icon {
  background: var(--color-success);
  color: #fff;
}

.step-text {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
  font-weight: 500;
}

.progress-counter {
  margin-top: 16px;
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
}

.hidden {
  display: none !important;
}

/* Error */
.error {
  background: var(--color-error-subtle);
  border: 1px solid rgba(220, 53, 69, 0.2);
  color: var(--color-error);
  padding: 18px 22px;
  border-radius: 12px;
  margin-top: 24px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.error::before {
  content: "!";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--color-error);
  color: #fff;
  border-radius: 50%;
  font-weight: bold;
  font-size: 0.75rem;
  flex-shrink: 0;
}

.error-content {
  flex: 1;
}

.error-title {
  font-weight: 600;
  margin-bottom: 4px;
}

.error-message {
  font-size: 0.875rem;
  opacity: 0.9;
}

/* Results */
.results {
  margin-top: 24px;
}

.results-header {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 8px;
}

.clear-btn {
  background: transparent;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  font-size: 0.8125rem;
  padding: 4px 8px;
  transition: color var(--transition-fast);
}

.clear-btn:hover {
  color: var(--color-error);
}

.results-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--color-surface);
  border-radius: 12px;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

/* Result Item */
.result-item {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  background: var(--color-surface);
}

.result-item:not(:last-child) {
  border-bottom: 1px solid var(--color-border-subtle);
}

.result-item.error {
  background: var(--color-error-subtle);
  padding: 12px 16px;
}

.result-preview {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  object-fit: cover;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-subtle);
  flex-shrink: 0;
}

.result-info {
  flex: 1;
  min-width: 0;
}

.result-filename {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--color-text-primary);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.result-stats {
  display: flex;
  gap: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.result-savings {
  color: var(--color-success);
  font-weight: 600;
}

.result-optimal {
  color: var(--color-text-secondary);
  font-weight: 500;
  font-style: italic;
}

.result-error-msg {
  color: var(--color-error);
  font-size: 0.8125rem;
}

.result-downloads {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.result-download {
  background: var(--color-accent);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color var(--transition-fast),
              transform var(--transition-fast);
}

.result-download:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

.result-download:active {
  transform: translateY(0);
}

.result-download.webp {
  background: var(--color-secondary);
  color: #000;
}

.result-download.webp:hover {
  background: var(--color-secondary-hover);
}

.result-download.downloaded {
  background: var(--color-border);
  color: var(--color-text-secondary);
}

.result-download.downloaded:hover {
  background: var(--color-text-tertiary);
  transform: none;
}

/* Mobile: Stack download buttons and adjust layout */
@media (max-width: 540px) {
  .result-item {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px;
  }

  .result-preview {
    width: 40px;
    height: 40px;
  }

  .result-info {
    flex: 1 1 calc(100% - 52px);
    min-width: 0;
  }

  .result-filename {
    font-size: 0.8125rem;
  }

  .result-stats {
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.75rem;
  }

  .result-downloads {
    flex: 1 1 100%;
    justify-content: stretch;
  }

  .result-download {
    flex: 1;
    text-align: center;
    padding: 10px 12px;
    font-size: 0.75rem;
  }
}

/* Comparison Slider */
.comparison-section {
  margin-top: 64px;
  padding-top: 48px;
}

.comparison-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.comparison-subtitle {
  font-weight: 400;
  font-size: 1rem;
  color: var(--color-text-tertiary);
}

.reduction-highlight {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--color-text-primary);
}

.reduction-number {
  background: linear-gradient(135deg, #ef4444, #22c55e);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 2rem;
  font-weight: 700;
}

.reduction-quality {
  color: var(--color-success);
  font-size: 2rem;
  font-weight: 700;
}

/* Bottom text overlay on comparison slider */
.comparison-text-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 6;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 20px 24px;
  text-align: center;
}

.comparison-text-overlay .comparison-title {
  color: #fff;
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.comparison-text-overlay .comparison-subtitle {
  color: rgba(255, 255, 255, 0.6);
}

.comparison-text-overlay .reduction-highlight {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  margin-bottom: 0;
}

.comparison-text-overlay .reduction-number {
  font-size: 1.25rem;
}

.comparison-text-overlay .reduction-quality {
  font-size: 1.25rem;
}

.comparison-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 0.875rem;
  font-weight: 500;
}

.meta-before {
  color: var(--color-text-secondary);
}

.meta-after {
  color: var(--color-success);
}

.meta-download {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.meta-download:hover {
  opacity: 0.8;
}

.meta-download svg {
  flex-shrink: 0;
}

.comparison-container {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--color-border);
  cursor: ew-resize;
}

.comparison-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
}

.comparison-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}

.comparison-after {
  z-index: 1;
}

.comparison-before {
  z-index: 2;
  clip-path: inset(0 50% 0 0);
}

.comparison-slider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: white;
  cursor: ew-resize;
  transform: translateX(-50%);
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
  z-index: 10;
}

.slider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #E85A4F 0%, #50E3C2 100%);
  border: 4px solid white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.slider-handle:hover {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.6);
}

.comparison-hint {
  text-align: center;
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

/* Comparison Image Overlays */
.comparison-overlay {
  position: absolute;
  top: 16px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 8px;
  z-index: 5;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.overlay-original {
  left: 16px;
  border-left: 3px solid #ef4444;
}

.overlay-compressed {
  right: 16px;
  border-left: 3px solid #22c55e;
}

.overlay-size {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

.overlay-original .overlay-size {
  color: #fca5a5;
}

.overlay-compressed .overlay-size {
  color: #86efac;
}

.overlay-time {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
  font-weight: 500;
}

@media (max-width: 600px) {
  .comparison-overlay {
    padding: 8px 10px;
    top: 8px;
  }

  .overlay-original {
    left: 8px;
  }

  .overlay-compressed {
    right: 8px;
  }

  .overlay-size {
    font-size: 1rem;
  }

  .overlay-time {
    font-size: 0.625rem;
  }

  .comparison-text-overlay {
    padding: 14px 16px;
  }

  .comparison-text-overlay .comparison-title {
    font-size: 0.9375rem;
    margin-bottom: 4px;
  }

  .comparison-text-overlay .comparison-subtitle {
    display: block;
    font-size: 0.8125rem;
  }

  .comparison-text-overlay .reduction-highlight {
    font-size: 0.875rem;
  }

  .comparison-text-overlay .reduction-number,
  .comparison-text-overlay .reduction-quality {
    font-size: 1rem;
  }
}

/* Stats Card Combined */
.stats-card-combined {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 20px 24px;
  margin-bottom: 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stats-card-combined::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/flag-bg.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
}

.stats-heading {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
  position: relative;
  z-index: 1;
}

.stats-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  line-height: 1;
  /* Fix jitter with tabular figures */
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

@keyframes counter-pulse {
  0% {
    text-shadow: none;
    transform: scale(1);
  }
  50% {
    text-shadow: 0 0 20px var(--color-accent), 0 0 40px rgba(74, 144, 217, 0.3);
    transform: scale(1.02);
  }
  100% {
    text-shadow: none;
    transform: scale(1);
  }
}

.stat-value.pulse {
  animation: counter-pulse 0.4s ease-out;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.stats-divider {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, transparent, var(--color-border), var(--color-text-tertiary), var(--color-border), transparent);
  border-radius: 1px;
}

.stats-footer {
  margin-bottom: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border-subtle);
  position: relative;
  z-index: 1;
}

.stats-footer p {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
  line-height: 1.5;
  max-width: 500px;
  margin: 0 auto;
}

.share-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.share-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 500;
  text-decoration: none;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.share-pill:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.share-x {
  background: #000;
  color: #fff;
  border: 1px solid var(--color-border);
  gap: 6px;
  min-width: 70px;
  justify-content: center;
}

.share-x svg {
  flex-shrink: 0;
}

.share-etsy {
  background: #F56400;
  color: #fff;
}

.share-linkedin {
  background: #0A66C2;
  color: #fff;
}

.share-facebook {
  background: #1877F2;
  color: #fff;
}

.share-reddit {
  background: #FF4500;
  color: #fff;
}

.share-instagram {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  color: #fff;
}

.share-email {
  background: var(--color-surface-elevated);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

@media (max-width: 640px) {
  .stats-row {
    flex-direction: column;
    gap: 24px;
  }

  .stats-divider {
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-border), var(--color-text-tertiary), var(--color-border), transparent);
  }

  .share-pills {
    gap: 8px;
  }

  .share-pill {
    padding: 6px 12px;
    font-size: 0.75rem;
  }
}

/* Corner Ribbon Banner */
.corner-ribbon {
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  overflow: hidden;
  z-index: 2;
  pointer-events: none;
}

/* The ribbon itself */
.corner-ribbon::before {
  content: 'Free WebP included';
  position: absolute;
  top: 38px;
  right: -50px;
  width: 220px;
  padding: 12px 0;
  background:
    linear-gradient(180deg,
      rgba(255,255,255,0.15) 0%,
      transparent 50%,
      rgba(0,0,0,0.1) 100%),
    linear-gradient(135deg, #ef4444 0%, #dc2626 50%, #b91c1c 100%);
  color: white;
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.02em;
  transform: rotate(45deg);
  box-shadow:
    0 3px 6px rgba(0, 0, 0, 0.4),
    0 6px 12px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.1);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

@media (max-width: 600px) {
  .corner-ribbon {
    display: none;
  }
}

/* FAQ Section */
.faq-section {
  margin-top: 64px;
  padding-top: 48px;
}

.faq-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 32px;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

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

.faq-item[open] {
  border-color: var(--color-border-hover);
}

.faq-question {
  padding: 16px 20px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  user-select: none;
}

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

.faq-question::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text-tertiary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item[open] .faq-question::after {
  content: '-';
}

.faq-answer {
  padding: 0 20px 16px;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

@media (max-width: 640px) {
  .faq-title {
    font-size: 1.25rem;
  }

  .faq-question {
    padding: 14px 16px;
    font-size: 0.9375rem;
  }

  .faq-answer {
    padding: 0 16px 14px;
    font-size: 0.875rem;
  }

  .footer-top {
    flex-direction: column;
    gap: 16px;
  }

  .footer-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ==========================================
   Sub-Page Styles (Privacy, Contact, etc.)
   ========================================== */

/* Sticky Navigation for Sub-pages */
.page-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100vw;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(8px);
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  border-bottom: 1px solid var(--color-border);
  box-sizing: border-box;
}

.page-nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.page-nav-logo img {
  width: 32px;
  height: 32px;
}

.page-nav-logo-text {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.page-nav-logo-text .lighter {
  background: linear-gradient(135deg, #E85A4F, #FF6B5E);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-nav-logo-text .image {
  background: linear-gradient(135deg, #4A90D9, #6BB3F0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-nav-back {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color var(--transition-fast);
}

.page-nav-back:hover {
  color: var(--color-accent);
}

.page-nav-back svg {
  width: 16px;
  height: 16px;
}

/* Page Content Container */
.page-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 48px 24px;
  padding-top: 80px; /* Account for fixed nav height */
  position: relative;
  z-index: 1;
}

.page-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 32px;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.page-section {
  margin-bottom: 48px;
}

.page-section h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text-primary);
}

.page-section h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  margin: 24px 0 12px;
  color: var(--color-text-primary);
}

.page-section p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

.page-section ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 16px;
}

.page-section li {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.page-section a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-section a:hover {
  color: var(--color-accent-hover);
}

.last-updated {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  margin-bottom: 32px;
}

/* Contact Page Styles */
.contact-intro {
  text-align: center;
  margin-bottom: 40px;
}

.contact-intro p {
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 32px;
  max-width: 500px;
  margin: 0 auto;
}

.contact-info {
  text-align: center;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border-subtle);
}

.contact-info p {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  margin-bottom: 8px;
}

.contact-email {
  color: var(--color-accent);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.contact-email:hover {
  color: var(--color-accent-hover);
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-tertiary);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

.form-submit {
  width: 100%;
  padding: 14px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              transform var(--transition-fast);
}

.form-submit:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

.form-submit:active {
  transform: translateY(0);
}

.form-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  text-align: center;
  display: none;
}

.form-status.success {
  display: block;
  background: var(--color-success-subtle);
  color: var(--color-success);
  border: 1px solid rgba(80, 227, 194, 0.3);
}

.form-status.error {
  display: block;
  background: var(--color-error-subtle);
  color: var(--color-error);
  border: 1px solid rgba(255, 68, 68, 0.3);
}

/* Sub-page mobile styles */
@media (max-width: 640px) {
  .page-nav {
    padding: 12px 16px;
  }

  .page-nav-logo-text {
    font-size: 1rem;
  }

  .page-container {
    padding: 32px 16px;
  }

  .page-title {
    font-size: 1.5rem;
  }

  .contact-card {
    padding: 24px 20px;
  }
}

/* ==========================================
   Article Styles
   ========================================== */

.article-content {
  max-width: 720px;
  margin: 0 auto;
}

.article-title {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
  margin-bottom: 20px;
}

/* Author Byline */
.article-byline {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.article-byline-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.article-byline-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.article-byline-name {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
}

.article-byline-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.article-byline-meta time {
  color: var(--color-text-secondary);
}

.article-byline-separator {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-muted);
  opacity: 0.5;
}

.article-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.article-content p {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}

.article-content h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-top: 48px;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.article-content h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-top: 32px;
  margin-bottom: 16px;
}

.article-content em {
  font-style: italic;
  color: var(--color-text-primary);
}

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

.article-content a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.article-content a:hover {
  color: var(--color-accent-hover);
}

.article-list {
  margin: 24px 0;
  padding-left: 24px;
}

.article-list li {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  padding-left: 8px;
}

.article-list li::marker {
  color: var(--color-success);
  font-weight: 600;
}

.article-cta {
  margin-top: 48px;
  padding: 32px;
  background: linear-gradient(135deg, rgba(80, 227, 194, 0.1) 0%, rgba(232, 90, 79, 0.1) 100%);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  text-align: center;
}

.article-cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  background: var(--color-surface);
  color: var(--color-text-primary) !important;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.article-cta-button:hover {
  background: var(--color-surface-elevated);
  color: #fff !important;
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 20px rgba(74, 144, 217, 0.2);
}

.article-cta-button svg {
  transition: transform var(--transition-fast);
}

.article-cta-button:hover svg {
  transform: translateX(4px);
}

.article-cta-note {
  margin-top: 12px;
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
}

/* Article Hero Figure - Dramatic full-width presentation */
.article-hero-figure {
  margin: 48px calc(-50vw + 50%);
  width: 100vw;
  max-width: 100vw;
  position: relative;
  animation: heroFadeIn 0.8s ease-out forwards;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.article-hero-frame {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

.article-hero-frame::before {
  content: '';
  position: absolute;
  inset: -4px;
  left: 20px;
  right: 20px;
  background: linear-gradient(135deg, #E85A4F 0%, #50E3C2 100%);
  border-radius: 20px;
  z-index: -1;
  opacity: 0.6;
  filter: blur(8px);
}

.article-hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 16px;
  box-shadow:
    0 4px 6px rgba(0, 0, 0, 0.1),
    0 12px 24px rgba(0, 0, 0, 0.15),
    0 24px 48px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.article-hero-caption {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  font-size: 0.875rem;
  font-weight: 500;
}

.caption-before {
  color: #fca5a5;
  background: rgba(239, 68, 68, 0.1);
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.caption-after {
  color: #86efac;
  background: rgba(34, 197, 94, 0.1);
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.caption-divider {
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, #E85A4F, #50E3C2);
  border-radius: 1px;
}

@media (max-width: 640px) {
  .article-title {
    font-size: 1.75rem;
  }

  .article-lead {
    font-size: 1.125rem;
  }

  .article-content p,
  .article-list li {
    font-size: 1rem;
  }

  .article-content h2 {
    font-size: 1.25rem;
    margin-top: 36px;
  }

  .article-content h3 {
    font-size: 1.125rem;
  }

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

  .article-hero-figure {
    margin: 32px calc(-50vw + 50%);
  }

  .article-hero-frame {
    padding: 0 16px;
  }

  .article-hero-frame::before {
    left: 12px;
    right: 12px;
  }

  .article-hero-image {
    border-radius: 12px;
  }

  .article-hero-caption {
    flex-direction: column;
    gap: 8px;
  }

  .caption-divider {
    width: 2px;
    height: 16px;
    background: linear-gradient(180deg, #E85A4F, #50E3C2);
  }

  .caption-before,
  .caption-after {
    font-size: 0.8125rem;
  }
}

/* ========================================
   INSIGHTS PAGE STYLES
   ======================================== */

/* Hero Section */
.insights-hero {
  position: relative;
  padding: 60px 0 48px;
  margin-bottom: 48px;
  overflow: hidden;
}

.insights-hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}

.insights-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.insights-title {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0 0 16px;
  line-height: 1.1;
}

.insights-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.insights-hero-accent {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(74, 144, 217, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

/* Featured Article Card */
.insights-featured {
  margin-bottom: 64px;
}

.featured-card {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  overflow: hidden;
  text-decoration: none;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.featured-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(74, 144, 217, 0.1);
}

.featured-card-image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.featured-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.featured-card:hover .featured-card-image img {
  transform: scale(1.05);
}

.featured-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #000;
  background: linear-gradient(135deg, #50E3C2 0%, #3bc9a5 100%);
  padding: 6px 12px;
  border-radius: 6px;
}

.featured-card-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px 40px 40px 0;
}

.featured-card-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 12px 0 16px;
  line-height: 1.25;
}

.featured-card-excerpt {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0 0 24px;
}

.featured-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: gap var(--transition-fast);
}

.featured-card:hover .featured-card-cta {
  gap: 12px;
}

/* Article Grid */
.insights-section {
  margin-bottom: 64px;
}

.insights-section-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}

.insights-section-description {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0 0 32px;
  max-width: 720px;
}

.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* Individual Article Card */
.insight-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  transition: border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
  animation: cardFadeIn 0.5s ease-out forwards;
  animation-delay: calc(var(--delay, 0) * 0.1s);
  opacity: 0;
}

@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.insight-card:hover {
  border-color: var(--color-border);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

.insight-card-image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-surface-elevated);
}

.insight-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.insight-card:hover .insight-card-image img {
  transform: scale(1.08);
}

.insight-card-content {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  padding: 20px;
}

/* Category Tags */
.insight-category {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 4px;
  width: fit-content;
}

.insight-category--ecommerce {
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.12);
}

.insight-category--productivity {
  color: #60a5fa;
  background: rgba(96, 165, 250, 0.12);
}

.insight-category--webdev {
  color: #a78bfa;
  background: rgba(167, 139, 250, 0.12);
}

.insight-category--privacy {
  color: #34d399;
  background: rgba(52, 211, 153, 0.12);
}

.insight-card-title {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 10px 0 8px;
  line-height: 1.35;
}

.insight-card-excerpt {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
  flex-grow: 1;
}

.insight-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border-subtle);
}

/* CTA Section */
.insights-cta {
  background: linear-gradient(135deg, rgba(74, 144, 217, 0.08) 0%, rgba(80, 227, 194, 0.08) 100%);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 48px;
  text-align: center;
  margin-bottom: 64px;
}

.insights-cta-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 12px;
}

.insights-cta-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin: 0 0 24px;
}

.insights-cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 10px;
  transition: all var(--transition-normal);
}

.insights-cta-button:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74, 144, 217, 0.3);
}

/* Responsive - Tablet */
@media (max-width: 900px) {
  .featured-card {
    grid-template-columns: 1fr;
  }

  .featured-card-content {
    padding: 24px;
  }

  .featured-card-title {
    font-size: 1.5rem;
  }

  .insights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Responsive - Mobile */
@media (max-width: 640px) {
  .insights-hero {
    padding: 40px 0 32px;
    margin-bottom: 32px;
  }

  .insights-title {
    font-size: 2rem;
  }

  .insights-subtitle {
    font-size: 1rem;
  }

  .featured-card {
    border-radius: 16px;
  }

  .featured-card-content {
    padding: 20px;
  }

  .featured-card-title {
    font-size: 1.25rem;
  }

  .featured-card-excerpt {
    font-size: 0.9375rem;
  }

  .insights-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .insights-section-title {
    font-size: 1.25rem;
  }

  .insights-cta {
    padding: 32px 20px;
  }

  .insights-cta-title {
    font-size: 1.5rem;
  }
}

/* ============================================
   Resize Help Modal
   ============================================ */

/* Option label with help button */
.option-label-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.resize-help-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 50%;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.resize-help-btn:hover {
  color: var(--color-accent);
  transform: scale(1.1);
}

.resize-help-btn:focus {
  outline: none;
}

.resize-help-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Modal overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  opacity: 1;
  transition: opacity 0.25s ease-out;
}

.modal-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Modal content */
.modal-content {
  position: relative;
  max-width: 560px;
  width: 90%;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding: 32px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  transform: scale(1) translateY(0);
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.hidden .modal-content {
  transform: scale(0.95) translateY(10px);
}

/* Modal close button */
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.modal-close:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-tertiary);
  background: var(--color-border-subtle);
}

.modal-close:focus {
  outline: none;
}

.modal-close:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Modal title */
.modal-title {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 12px;
  padding-right: 40px;
}

.modal-intro {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

/* Modal options list */
.modal-options {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-option {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-subtle);
  border-radius: 12px;
  transition: border-color var(--transition-fast);
}

.modal-option:hover {
  border-color: var(--color-border);
}

.modal-option-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(74, 144, 217, 0.1);
  border: 1px solid rgba(74, 144, 217, 0.2);
  border-radius: 10px;
  color: var(--color-accent);
}

.modal-option-letter {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
}

.modal-option-content h3 {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.modal-option-size {
  font-weight: 500;
  color: var(--color-text-tertiary);
  font-size: 0.8125rem;
}

.modal-option-content p {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Modal note */
.modal-note {
  margin-top: 20px;
  padding: 12px 16px;
  background: var(--color-success-subtle);
  border: 1px solid rgba(80, 227, 194, 0.2);
  border-radius: 8px;
  font-size: 0.8125rem;
  color: var(--color-success);
  line-height: 1.5;
}

/* Mobile adjustments */
@media (max-width: 480px) {
  .modal-overlay {
    padding: 16px;
  }

  .modal-content {
    padding: 24px;
    border-radius: 12px;
  }

  .modal-title {
    font-size: 1.25rem;
  }

  .modal-option {
    padding: 12px;
    gap: 12px;
  }

  .modal-option-icon {
    width: 36px;
    height: 36px;
  }
}

/* ============================================
   Article TL;DR / Quick Answer Box
   ============================================ */

.article-tldr {
  margin: 24px 0 32px;
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(74, 144, 217, 0.08) 0%, rgba(80, 227, 194, 0.06) 100%);
  border: 1px solid rgba(74, 144, 217, 0.2);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 12px 12px 0;
}

.article-tldr-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.article-tldr p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  margin: 0;
  font-weight: 500;
}

@media (max-width: 640px) {
  .article-tldr {
    padding: 16px 18px;
    margin: 20px 0 24px;
  }

  .article-tldr p {
    font-size: 0.9375rem;
  }
}

/* ============================================
   Article FAQ Section
   ============================================ */

.article-faq {
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.article-faq-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.article-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.article-faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.article-faq-item:hover {
  border-color: var(--color-text-tertiary);
}

.article-faq-item[open] {
  border-color: var(--color-accent);
  background: rgba(74, 144, 217, 0.03);
}

.article-faq-question {
  padding: 18px 20px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  user-select: none;
  transition: color var(--transition-fast);
}

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

.article-faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--color-text-tertiary);
  transition: transform var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
  line-height: 1;
}

.article-faq-item[open] .article-faq-question::after {
  content: '−';
  color: var(--color-accent);
}

.article-faq-answer {
  padding: 0 20px 20px;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.article-faq-answer p {
  margin-bottom: 12px;
}

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

@media (max-width: 640px) {
  .article-faq {
    margin-top: 36px;
    padding-top: 32px;
  }

  .article-faq-title {
    font-size: 1.25rem;
  }

  .article-faq-question {
    padding: 14px 16px;
    font-size: 0.9375rem;
  }

  .article-faq-answer {
    padding: 0 16px 16px;
    font-size: 0.875rem;
  }
}

/* ============================================
   Article Updated Date (visible)
   ============================================ */

.article-byline-updated {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  margin-left: auto;
  padding-left: 16px;
}

.article-byline-updated svg {
  flex-shrink: 0;
  opacity: 0.7;
}

@media (max-width: 640px) {
  .article-byline {
    flex-wrap: wrap;
    gap: 12px;
  }

  .article-byline-updated {
    margin-left: 0;
    padding-left: 0;
    width: 100%;
    padding-top: 12px;
    border-top: 1px solid var(--color-border-subtle);
    justify-content: center;
  }
}

/* ============================================
   Insights Card Date
   ============================================ */

.insight-card-date {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
}

.insight-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.insight-card-meta-separator {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  opacity: 0.5;
}

/* ============================================
   Related Articles Box
   ============================================ */

.article-related {
  margin: 32px 0;
  padding: 16px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

.article-related a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
}

.article-related a:hover {
  color: var(--color-accent-hover);
}