/* ============================================================
   MailAI Landing Page - Redesigned
   Floating Island Header + Split Slider + Bento Grid + Scroll Animations
   ============================================================ */

/* ============================================================
   1. CSS VARIABLES & DESIGN TOKENS
   ============================================================ */

:root {
  --color-primary: #00C285;
  --color-primary-hover: #00A36C;
  --color-primary-light: #E2FAF1;
  --color-background: #F8F9FA;
  --color-paper: #FAF9F6;
  --color-white: #FFFFFF;
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;
  --color-gray-900: #111827;
  --color-text-primary: #1F2937;
  --color-text-secondary: #374151;
  --color-text-tertiary: #6B7280;
  --color-text-hint: #9CA3AF;
  --color-border: rgba(0, 0, 0, 0.06);
  --color-error: #D32F2F;
  --color-error-light: #FFF1F1;
  --color-success: #065F46;
  --color-success-light: #E2FAF1;

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-size-xs: 11px;
  --font-size-sm: 13px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 32px;
  --font-size-4xl: 48px;
  --font-weight-normal: 400;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.4;
  --line-height-normal: 1.6;

  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-xl: 24px;
  --spacing-2xl: 32px;
  --spacing-3xl: 48px;
  --spacing-4xl: 64px;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 24px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 20px -2px rgba(0, 0, 0, 0.02), 0 2px 4px -1px rgba(0, 0, 0, 0.01);
  --shadow-xl: 0 12px 28px rgba(0, 0, 0, 0.15);

  --transition-fast: 0.15s ease-out;
  --transition-base: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  --max-width: 1400px;
  --max-width-content: 1200px;
}

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

.analysis-tag--alert {
  color: var(--color-error);
}

.analysis-tag--info {
  color: #1E40AF;
}

/* ============================================================
   2. GLOBAL STYLES
   ============================================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
}

p {
  margin-bottom: var(--spacing-lg);
}

/* ============================================================
   3. BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-lg);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

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

.btn:active {
  transform: translateY(0) scale(0.97);
}

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

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: 0 4px 16px rgba(0, 194, 133, 0.25);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-gray-500);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  background-color: var(--color-gray-50);
  color: var(--color-gray-700);
}

.btn-small {
  padding: 7px 14px;
  font-size: 12px;
}

.btn-large {
  padding: 14px 24px;
  font-size: var(--font-size-base);
}

.btn-xlarge {
  padding: 16px 32px;
  font-size: 18px;
  min-height: 56px;
}

/* ============================================================
   4. FLOATING ISLAND HEADER
   ============================================================ */

.floating-header {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: min(92vw, 780px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.floating-header.hidden {
  opacity: 0;
  transform: translateX(-50%) translateY(-20px);
  pointer-events: none;
}

.floating-header-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 50px;
  padding: 6px 8px 6px 16px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: default;
  flex-shrink: 0;
}

.logo-envelope {
  position: relative;
  color: var(--color-primary);
  transition: transform var(--transition-base);
  margin-top: 6px;
}

.header-brand:hover .logo-envelope {
  transform: rotate(-8deg) scale(1.1);
}

.logo-badge {
  position: absolute;
  top: -8px;
  right: -20px;
  background: var(--color-primary);
  color: white;
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 8px;
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.logo-badge.show {
  opacity: 1;
  transform: scale(1);
}

.logo-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-gray-900);
}

.logo-tagline {
  font-size: 10px;
  color: var(--color-text-hint);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Micro Playground in Header */
.header-micro-playground {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.header-micro-playground input {
  flex: 1;
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 6px 12px;
  font-size: 12px;
  font-family: var(--font-family);
  outline: none;
  background: rgba(255, 255, 255, 0.6);
  transition: border-color var(--transition-base), background var(--transition-base);
}

.header-micro-playground input:focus {
  border-color: var(--color-primary);
  background: white;
  box-shadow: 0 0 0 4px rgba(0, 194, 133, 0.12);
}

.header-micro-playground input::placeholder {
  color: var(--color-text-hint);
  font-size: 11px;
}

.btn-micro {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: var(--color-primary);
  color: white;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-base);
}

/* Install button matches micro button height */
.floating-header .btn-small {
  height: 30px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  border-radius: 20px;
  text-decoration: none;
}

.btn-micro:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 4px 12px rgba(0, 194, 133, 0.25);
  transform: scale(1.05);
}

/* ============================================================
   5. BLOCKS — Common
   ============================================================ */

.block {
  min-height: 100vh;
  padding: var(--spacing-4xl) var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: center;
}

.block-container {
  width: 100%;
  max-width: var(--max-width-content);
  margin: 0 auto;
}

.block-title {
  font-size: var(--font-size-3xl);
  text-align: center;
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-md);
}

.block-subtitle {
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-3xl);
}

/* ============================================================
   6. SCROLL ANIMATIONS
   ============================================================ */

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================
   7. BLOCK 1 — Playground (kept from original)
   ============================================================ */

.block-1-playground {
  padding-top: 100px;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.playground-container {
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  gap: var(--spacing-2xl);
  width: 100%;
  max-width: 1000px;
  align-items: start;
}

.playground-divider {
  background: var(--color-gray-200);
  width: 1px;
  height: 100%;
  min-height: 300px;
}

.playground-column {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.playground-title {
  font-size: var(--font-size-2xl);
  color: var(--color-gray-900);
}

.playground-subtitle {
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
}

.thought-textarea {
  width: 100%;
  min-height: 140px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  resize: vertical;
  outline: none;
  transition: border-color var(--transition-base);
}

.thought-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(0, 194, 133, 0.12);
}

.presets-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.presets-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-hint);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0;
}

.presets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-sm);
}

.preset-btn {
  padding: 8px 12px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: left;
}

.preset-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
  box-shadow: 0 2px 8px rgba(0, 194, 133, 0.15);
}

.gmail-mockup {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.gmail-header {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-gray-100);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.gmail-from, .gmail-to, .gmail-subject {
  display: flex;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
}

.gmail-label {
  color: var(--color-text-hint);
  min-width: 50px;
}

.gmail-value {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
}

.gmail-body {
  padding: var(--spacing-lg);
  min-height: 200px;
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-secondary);
}

.typewriter-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--color-primary);
  animation: blink 0.8s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}

@keyframes blink {
  50% { opacity: 0; }
}

.controls-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.control-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-hint);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.segmented-control {
  display: flex;
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  padding: 3px;
  gap: 2px;
}

.seg-btn {
  flex: 1;
  padding: 6px 8px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-gray-500);
  cursor: pointer;
  transition: all var(--transition-base);
}

.seg-btn.active {
  background: var(--color-white);
  color: var(--color-gray-900);
  box-shadow: 0 1px 4px rgba(0, 194, 133, 0.2);
}

.playground-cta {
  text-align: center;
  margin-top: var(--spacing-2xl);
}

/* ============================================================
   8. BLOCK 2 — Email Deconstruction (kept from original)
   ============================================================ */

.block-2-deconstruction {
  background: var(--color-white);
}

.deconstruction-wrapper {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.email-sample {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.email-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--color-gray-100);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.email-from {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.email-subject {
  font-size: var(--font-size-lg);
  color: var(--color-gray-900);
}

.email-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-hint);
}

.email-body {
  padding: var(--spacing-lg);
}

.email-text {
  padding: var(--spacing-sm) var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  border-left: 3px solid transparent;
}

.email-text:hover {
  background: var(--color-primary-light);
  border-left-color: var(--color-primary);
}

.analysis-card {
  position: absolute;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  box-shadow: var(--shadow-xl);
  max-width: 260px;
  z-index: 100;
  animation: fadeInPopover 0.2s ease-out;
  pointer-events: auto;
}

/* Arrow pointing up */
.analysis-card::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 20px;
  width: 12px;
  height: 12px;
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-200);
  border-left: 1px solid var(--color-gray-200);
  transform: rotate(45deg);
  z-index: -1;
}

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

.analysis-tag {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-sm);
}

.analysis-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
}

/* ============================================================
   9. BLOCK 3 — Split Slider (NEW)
   ============================================================ */

.block-3-split {
  background: var(--color-background);
}

.split-slider {
  position: relative;
  width: 100%;
  max-width: 800px;
  height: 400px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: col-resize;
  box-shadow: var(--shadow-lg);
  user-select: none;
  margin: 0 auto;
}

.split-after {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #F0FDF4, #DCFCE7);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 8%;
}

.split-before {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #FFF5F5, #FFE4E6);
  clip-path: inset(0 50% 0 0);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 8%;
}

.split-content {
  padding: var(--spacing-3xl);
  width: 100%;
  max-width: 400px;
}

.split-before .split-content {
  text-align: right;
  margin-right: auto;
}

.split-after .split-content {
  text-align: left;
  margin-left: auto;
}

.split-content h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-xl);
}

/* Left side: Stress — thin, muted, strikethrough */
.split-before .split-content h3 {
  color: #718096;
  font-weight: 400;
  text-decoration: line-through;
  text-decoration-color: rgba(113, 128, 150, 0.4);
}

/* Right side: AI — bold, rich */
.split-after .split-content h3 {
  color: #1A202C;
  font-weight: 700;
}

.split-content ul {
  list-style: none;
  max-width: 350px;
}

.split-before .split-content ul {
  margin-left: auto;
}

.split-after .split-content ul {
  margin-right: auto;
}

.split-content li {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  font-size: var(--font-size-base);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.split-content li:last-child {
  border-bottom: none;
}

.split-content li svg {
  flex-shrink: 0;
}

/* Left side items: thin, muted, strikethrough */
.split-before .split-content li {
  color: #718096;
  font-weight: 400;
  font-style: italic;
  text-decoration: line-through;
  text-decoration-color: rgba(113, 128, 150, 0.3);
  justify-content: flex-end;
}

/* Right side items: bold, rich */
.split-after .split-content li {
  color: #1A202C;
  font-weight: 600;
  justify-content: flex-start;
}

.split-after .split-content li svg {
  color: var(--color-primary);
}

.split-badge {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.split-badge-red {
  background: var(--color-error);
}

.split-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  transform: translateX(-50%);
  cursor: col-resize;
  z-index: 10;
}

.split-handle-line {
  position: absolute;
  inset: 0;
  background: var(--color-primary);
  opacity: 0.6;
}

.split-handle-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(0, 194, 133, 0.4);
  transition: transform var(--transition-base);
}

.split-handle-circle svg {
  color: white;
  transform: rotate(180deg);
}

.split-handle:hover .split-handle-circle {
  transform: translate(-50%, -50%) scale(1.1);
}

/* ============================================================
   10. BLOCK 4 — Bento Grid (Redesigned)
   ============================================================ */

.block-4-bento {
  background: var(--color-white);
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1000px;
  margin: 0 auto;
}

.bento-card {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 194, 133, 0.2);
  border-color: var(--color-primary);
}

.bento-card h3 {
  font-size: var(--font-size-lg);
  color: var(--color-gray-900);
  margin: 0;
}

.bento-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin-bottom: 0;
}

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

.card-header .badge-icon {
  font-size: 20px;
}

/* Languages card — spans 2 columns */
.card-languages {
  grid-column: span 2;
}

.languages-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.lang-tag {
  background: var(--color-white);
  color: var(--color-gray-600);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-base);
  cursor: default;
}

.lang-tag:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 2px 8px rgba(0, 194, 133, 0.3);
}

/* Privacy, Speed, Production — each 1 column */
.card-privacy,
.card-speed,
.card-production {
  grid-column: span 1;
}

.bento-icon-wrap {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.bento-badge-3d {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 4px 12px rgba(0, 194, 133, 0.3);
}

/* ============================================================
   11. BLOCK 5 — Blueprint (kept from original)
   ============================================================ */

.block-5-blueprint {
  background: var(--color-background);
}

.blueprint-diagram {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-bottom: var(--spacing-2xl);
}

.blueprint-svg {
  width: 100%;
  height: auto;
}

/* ============================================================
   12. BLOCK 6 — CTA (kept from original)
   ============================================================ */

.block-6-cta {
  background: linear-gradient(135deg, #065F46, #00C285);
  color: white;
}

.block-container-cta {
  text-align: center;
  max-width: 600px;
}

.cta-headline {
  font-size: var(--font-size-4xl);
  color: white;
  margin-bottom: var(--spacing-lg);
}

.cta-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--spacing-2xl);
}

.block-6-cta .btn-primary {
  background: white;
  color: var(--color-primary);
  font-size: 16px;
  padding: 16px 32px;
}

.block-6-cta .btn-primary:hover {
  background: var(--color-gray-50);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 194, 133, 0.3);
}

/* ============================================================
   13. MORE FROM DEVELOPER
   ============================================================ */

.more-tools-section {
  background: var(--color-paper);
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
  padding: 60px var(--spacing-xl);
  text-align: center;
}

.more-tools-container {
  max-width: 1100px;
  margin: 0 auto;
}

.more-tools-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 8px;
}

.more-tools-subtitle {
  font-size: 14px;
  color: var(--color-gray-500);
  margin-bottom: 40px;
}

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

.tool-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: left;
  text-decoration: none;
  transition: all var(--transition-base);
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 194, 133, 0.2);
  border-color: var(--color-primary);
}

.tool-icon {
  width: 44px;
  height: 44px;
  background: var(--color-gray-50);
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-gray-600);
}

.tool-info h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-gray-900);
  margin: 0 0 6px 0;
}

.tool-info p {
  font-size: 13px;
  color: var(--color-gray-600);
  margin: 0 0 12px 0;
  line-height: 1.4;
}

.install-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  transition: opacity var(--transition-fast);
}

.tool-card:hover .install-link {
  text-decoration: underline;
}

/* ============================================================
   14. FOOTER
   ============================================================ */

.footer {
  background: var(--color-gray-900);
  color: var(--color-gray-400);
  padding: var(--spacing-xl) var(--spacing-xl);
}

.footer-container {
  max-width: var(--max-width-content);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer p {
  font-size: var(--font-size-sm);
  margin: 0;
}

.footer-links {
  display: flex;
  gap: var(--spacing-xl);
}

.footer-links a {
  color: var(--color-gray-400);
  font-size: var(--font-size-sm);
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: white;
}

/* ============================================================
   14. RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .playground-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .playground-divider {
    display: none;
  }

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

  .card-languages {
    grid-column: span 2;
  }

  .card-privacy,
  .card-speed,
  .card-production {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  .block {
    min-height: auto;
    padding: var(--spacing-3xl) var(--spacing-lg);
  }

  .block-title {
    font-size: var(--font-size-2xl);
  }

  .block-subtitle {
    font-size: var(--font-size-base);
  }

  .floating-header {
    width: 95vw;
  }

  .floating-header-inner {
    padding: 6px 6px 6px 12px;
    gap: 6px;
  }

  .logo-tagline {
    display: none;
  }

  .header-micro-playground input {
    width: 120px;
  }

  .bento-grid {
    grid-template-columns: 1fr;
  }

  .card-languages,
  .card-privacy,
  .card-speed,
  .card-production {
    grid-column: span 1;
  }

  .split-slider {
    height: 350px;
  }

  .split-content {
    padding: var(--spacing-xl);
  }

  .split-content h3 {
    font-size: var(--font-size-xl);
  }

  .analysis-card {
    position: static;
    max-width: 100%;
    margin-top: var(--spacing-lg);
  }

  .footer-container {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .block {
    padding: var(--spacing-2xl) var(--spacing-md);
  }

  .block-title {
    font-size: var(--font-size-xl);
  }

  .cta-headline {
    font-size: var(--font-size-3xl);
  }

  .presets-grid {
    grid-template-columns: 1fr;
  }

  .split-slider {
    height: 300px;
  }

  .split-content li {
    font-size: var(--font-size-sm);
  }

  .btn-xlarge {
    width: 100%;
  }
}

/* ============================================================
   15. REDUCED MOTION — handled globally in §6
   ============================================================ */