/* ==========================================================================
   PDF Engineer — Apple Cupertino Minimalist Design System
   Aesthetic: Pure Gallery White (#ffffff) + Apple Silver (#f5f5f7) + System Blue (#0071e3)
   ========================================================================== */

:root {
  /* Apple Cupertino Gallery Surfaces */
  --bg-page: #ffffff;
  --bg-pure: #ffffff;
  --bg-subtle: #f5f5f7;
  --bg-blue-tint: #f0f6ff;
  --bg-glass: rgba(255, 255, 255, 0.78);

  /* Apple Typography Ink Palette */
  --ink-navy: #1d1d1f;
  --ink-primary: #1d1d1f;
  --ink-secondary: #515154;
  --ink-muted: #86868b;

  /* Apple System Blues */
  --blue-electric: #0071e3;
  --blue-royal: #0066cc;
  --blue-deep: #004999;
  --blue-sky: #2997ff;
  --blue-soft: rgba(0, 113, 227, 0.07);
  --blue-border: rgba(0, 113, 227, 0.18);

  /* Subtle Semantic Accents (Restrained & Harmonious) */
  --emerald: #008055;
  --emerald-bg: #eefbf5;
  --emerald-border: rgba(0, 128, 85, 0.16);
  --amber: #b25000;
  --rose: #bf263c;
  --purple: #0066cc;

  /* Sleek Apple Gradients */
  --grad-blue-text: linear-gradient(135deg, #0051a8 0%, #0071e3 52%, #2997ff 100%);
  --grad-blue-btn: #0071e3;
  --grad-blue-btn-hover: #0077ed;

  /* Hairline Borders & Whisper-Soft Apple Shadows */
  --border-light: rgba(0, 0, 0, 0.065);
  --border-card: rgba(0, 0, 0, 0.055);
  --shadow-xs: 0 2px 10px rgba(0, 0, 0, 0.025);
  --shadow-sm: 0 6px 24px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.065);
  --shadow-lg: 0 28px 68px rgba(0, 0, 0, 0.085);
  --shadow-blue-cta: 0 8px 24px rgba(0, 113, 227, 0.25);

  /* Apple-Inspired Typography Stack */
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', sans-serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  /* Architectural Radii & Motion */
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 9999px;
  --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--ink-primary);
  line-height: 1.6;
  overflow-x: hidden;
  letter-spacing: -0.011em;
}

/* Remove visual noise: replace dotted grid with subtle top studio light */
.ambient-grid-bg {
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse 75% 38% at 50% 0%, rgba(0, 113, 227, 0.045) 0%, transparent 80%);
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   1. APPLE CUPERTINO FROSTED GLASS NAVBAR
   ========================================================================== */
.top-trust-banner {
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border-light);
  color: var(--ink-secondary);
  font-size: 0.76rem;
  font-weight: 400;
  padding: 8px 16px;
  text-align: center;
  position: relative;
  z-index: 50;
}

.top-trust-inner {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.trust-pill-tag {
  background: rgba(0, 113, 227, 0.1);
  color: var(--blue-electric);
  padding: 2px 9px;
  border-radius: var(--radius-pill);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.top-trust-link {
  color: var(--blue-electric);
  text-decoration: none;
  font-weight: 500;
}
.top-trust-link:hover {
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-light);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.nav-inner {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: nowrap;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink-navy);
  flex-shrink: 0;
  white-space: nowrap;
}

.brand-logo-img {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  object-fit: cover;
  flex-shrink: 0;
}

.brand-text-wrap {
  display: flex;
  flex-direction: column;
  white-space: nowrap;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.14rem;
  font-weight: 700;
  letter-spacing: -0.032em;
  color: var(--ink-navy);
  line-height: 1.05;
  white-space: nowrap;
}

.brand-name span {
  color: var(--blue-electric);
  font-weight: 700;
}

.brand-version-tag {
  font-size: 0.58rem;
  font-weight: 600;
  color: var(--ink-muted);
  letter-spacing: 0.045em;
  margin-top: 2px;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--ink-secondary);
  font-size: 0.82rem;
  font-weight: 450;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  transition: color 0.18s ease, background 0.18s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-link:hover {
  color: var(--ink-navy);
  background: rgba(0, 0, 0, 0.035);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-cmd-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--ink-secondary);
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 450;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.18s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-cmd-btn:hover {
  background: #ebebef;
  color: var(--ink-navy);
}

.nav-cmd-btn kbd {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  background: var(--bg-pure);
  border: 1px solid var(--border-light);
  padding: 1px 6px;
  border-radius: 5px;
  color: var(--ink-muted);
}

/* Primary Apple Pill Button */
.btn-blue-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--grad-blue-btn);
  color: #ffffff;
  font-weight: 500;
  font-size: 0.84rem;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.22s var(--ease-spring);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.btn-blue-primary:hover {
  background: var(--grad-blue-btn-hover);
  transform: scale(1.015);
  box-shadow: var(--shadow-blue-cta);
}

/* ==========================================================================
   2. HERO SECTION — SPACIOUS APPLE KEYNOTE TYPOGRAPHY
   ========================================================================== */
.hero-section {
  padding: 84px 0 44px;
  text-align: center;
}

.hero-eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--ink-secondary);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  margin-bottom: 24px;
}

.pulse-dot-emerald {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-electric);
}

/* Crisp Sculptural Apple Keynote Headline */
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.6vw, 4.65rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.042em;
  color: var(--ink-navy);
  max-width: 940px;
  margin: 0 auto 22px;
}

.hero-headline .blue-sleek-accent {
  font-weight: 700;
  background: var(--grad-blue-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subheadline {
  font-size: clamp(1.05rem, 1.55vw, 1.22rem);
  color: var(--ink-secondary);
  max-width: 710px;
  margin: 0 auto 36px;
  font-weight: 400;
  letter-spacing: -0.012em;
  line-height: 1.58;
}

.hero-subheadline strong {
  color: var(--ink-navy);
  font-weight: 500;
}

.hero-cta-cluster {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-bottom: 36px;
}

.hero-cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-hero-xl {
  font-size: 1.02rem;
  padding: 15px 32px;
  border-radius: var(--radius-pill);
  font-weight: 500;
  box-shadow: var(--shadow-blue-cta);
}

.btn-hero-xl svg {
  width: 19px;
  height: 19px;
}

.btn-secondary-light {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-subtle);
  color: var(--ink-navy);
  border: 1px solid var(--border-light);
  font-size: 0.96rem;
  font-weight: 500;
  padding: 14px 26px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s var(--ease-spring);
}

.btn-secondary-light:hover {
  background: #ebebf0;
  color: var(--blue-electric);
}

.hero-trust-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--ink-muted);
}

.trust-item strong {
  color: var(--ink-primary);
  font-weight: 500;
}

.trust-stars {
  color: var(--ink-navy);
  letter-spacing: 1px;
}

/* Minimalist Quick-Launch Dock Pills */
.hero-orbit-pills {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.orbit-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-subtle);
  border: 1px solid transparent;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.77rem;
  font-weight: 400;
  color: var(--ink-secondary);
  cursor: pointer;
  transition: all 0.2s var(--ease-spring);
}

.orbit-pill:hover {
  background: var(--bg-blue-tint);
  color: var(--blue-electric);
  transform: translateY(-1px);
}

/* Harmonized Monochromatic & Sapphire Badges (Zero Rainbow Noise) */
.orbit-pill-badge {
  font-size: 0.64rem;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.01em;
}
.badge-blue,
.badge-purple,
.badge-rose,
.badge-amber {
  background: rgba(0, 113, 227, 0.09);
  color: var(--blue-electric);
}
.badge-emerald {
  background: var(--emerald-bg);
  color: var(--emerald);
}

/* ==========================================================================
   3. INTERACTIVE PLAYGROUND — MACOS WINDOW & SEGMENTED CONTROL
   ========================================================================== */
.playground-section {
  margin: 8px auto 96px;
}

.playground-shell {
  background: var(--bg-pure);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.playground-browser-bar {
  background: #fbfbfd;
  border-bottom: 1px solid var(--border-light);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.window-dots {
  display: flex;
  align-items: center;
  gap: 8px;
}
.win-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}
.win-dot.red { background: #ff5f57; }
.win-dot.yellow { background: #febc2e; }
.win-dot.green { background: #28c840; }

.browser-url-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--bg-subtle);
  padding: 5px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.74rem;
  font-weight: 400;
  color: var(--ink-secondary);
}

.network-zero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-subtle);
  color: var(--ink-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Apple iOS / macOS Segmented Pill Bar */
.playground-tabs-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 12px 24px;
  background: #fbfbfd;
  border-bottom: 1px solid var(--border-light);
  overflow-x: auto;
}

.studio-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border: none;
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--ink-secondary);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.2s var(--ease-spring);
  white-space: nowrap;
}

.studio-tab-btn:hover {
  color: var(--ink-navy);
}

.studio-tab-btn.active {
  background: var(--bg-pure);
  color: var(--ink-navy);
  font-weight: 500;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.07), 0 0 1px rgba(0, 0, 0, 0.12);
}

.studio-tab-btn.active svg {
  color: var(--blue-electric);
}

.studio-tab-btn svg {
  width: 15px;
  height: 15px;
}

.playground-body {
  padding: 36px;
}

.studio-pane {
  display: none;
}
.studio-pane.active {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
  align-items: stretch;
}

.live-dropzone-box {
  border: 1.5px dashed rgba(0, 0, 0, 0.12);
  background: var(--bg-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  cursor: pointer;
  transition: all 0.24s var(--ease-spring);
  min-height: 280px;
}

.live-dropzone-box:hover,
.live-dropzone-box.dragover {
  border-color: var(--blue-electric);
  background: var(--bg-blue-tint);
}

.dropzone-circle-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--bg-pure);
  color: var(--blue-electric);
  box-shadow: var(--shadow-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.dropzone-title {
  font-family: var(--font-display);
  font-size: 1.18rem;
  font-weight: 400;
  color: var(--ink-navy);
  letter-spacing: -0.02em;
}

.dropzone-sub {
  font-size: 0.85rem;
  color: var(--ink-secondary);
  max-width: 390px;
}

.sample-pill-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.btn-sample-chip {
  background: var(--bg-pure);
  border: 1px solid var(--border-light);
  color: var(--ink-primary);
  font-size: 0.76rem;
  font-weight: 400;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.18s ease;
}

.btn-sample-chip:hover {
  background: var(--blue-electric);
  color: #ffffff;
  border-color: var(--blue-electric);
}

.live-output-card {
  background: var(--bg-subtle);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.output-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 14px;
}

.output-title {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-navy);
  display: flex;
  align-items: center;
  gap: 8px;
}

.preset-pills-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-btn {
  flex: 1;
  min-width: 90px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  background: var(--bg-pure);
  color: var(--ink-secondary);
  font-size: 0.76rem;
  font-weight: 400;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.18s;
}

.preset-btn.active,
.preset-btn:hover {
  border-color: var(--blue-electric);
  background: var(--bg-pure);
  color: var(--blue-electric);
  font-weight: 500;
  box-shadow: var(--shadow-xs);
}

.metrics-comparison-box {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  background: var(--bg-pure);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-xs);
}

.metric-col {
  display: flex;
  flex-direction: column;
}
.metric-label {
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
}
.metric-val {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--ink-navy);
}
.metric-val.highlight-blue {
  color: var(--blue-electric);
  font-weight: 500;
}

/* ==========================================================================
   4. APPLE BENTO TOOLS DIRECTORY — GALLERY SURFACE (#F5F5F7)
   ========================================================================== */
.tools-directory-section {
  padding: 96px 0;
  background: var(--bg-subtle);
}

.section-header-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue-electric);
  margin-bottom: 12px;
}

/* Apple Section Headings */
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 3.9vw, 3.15rem);
  font-weight: 700;
  color: var(--ink-navy);
  letter-spacing: -0.038em;
  line-height: 1.1;
  margin-bottom: 14px;
}

.section-heading span {
  font-weight: 700;
  background: var(--grad-blue-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  font-size: 1.04rem;
  color: var(--ink-secondary);
  font-weight: 400;
}

.directory-controls-wrap {
  max-width: 880px;
  margin: 0 auto 44px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.search-box-large {
  position: relative;
  display: flex;
  align-items: center;
}

.search-box-large svg.search-icon {
  position: absolute;
  left: 22px;
  width: 18px;
  height: 18px;
  color: var(--ink-muted);
  pointer-events: none;
}

.directory-search-input {
  width: 100%;
  padding: 16px 125px 16px 52px;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--ink-navy);
  background: var(--bg-pure);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-xs);
  outline: none;
  transition: all 0.2s ease;
}

.directory-search-input:focus {
  border-color: var(--blue-electric);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1), var(--shadow-sm);
}

.directory-search-count {
  position: absolute;
  right: 16px;
  background: var(--bg-subtle);
  color: var(--ink-secondary);
  font-size: 0.73rem;
  font-weight: 500;
  padding: 5px 13px;
  border-radius: var(--radius-pill);
}

.category-pills-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.cat-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  background: var(--bg-pure);
  color: var(--ink-secondary);
  font-family: var(--font-sans);
  font-size: 0.81rem;
  font-weight: 400;
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: all 0.2s var(--ease-spring);
}

.cat-filter-btn:hover {
  color: var(--ink-navy);
}

.cat-filter-btn.active {
  background: var(--ink-navy);
  color: #ffffff;
  font-weight: 500;
}

.cat-count-chip {
  font-size: 0.68rem;
  padding: 1px 7px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  color: var(--ink-muted);
}

.cat-filter-btn.active .cat-count-chip {
  background: rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

/* Apple-Style Sculptural Bento Grid */
.tools-bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 20px;
}

.tool-bento-card {
  background: var(--bg-pure);
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  transition: transform 0.28s var(--ease-spring), box-shadow 0.28s var(--ease-spring);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.025);
  position: relative;
  text-align: left;
}

.tool-bento-card:hover {
  transform: translateY(-4px) scale(1.008);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.07);
}

.tool-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.tool-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  color: var(--blue-electric);
  transition: all 0.22s var(--ease-spring);
}

.tool-bento-card:hover .tool-icon-box {
  background: var(--blue-electric);
  color: #ffffff;
}

.tool-icon-box svg {
  width: 20px;
  height: 20px;
}

.tool-cat-tag {
  font-size: 0.64rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--bg-subtle);
  color: var(--ink-muted);
}

.tool-card-title {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 500;
  color: var(--ink-navy);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.tool-card-desc {
  font-size: 0.85rem;
  color: var(--ink-secondary);
  line-height: 1.56;
  font-weight: 400;
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid rgba(0, 0, 0, 0.045);
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--blue-electric);
}

.tool-launch-arrow {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 500;
  transition: transform 0.2s ease;
}

.tool-bento-card:hover .tool-launch-arrow {
  transform: translateX(4px);
}

/* ==========================================================================
   5. WORKFLOW PILLARS — PURE GALLERY WHITE
   ========================================================================== */
.workflows-section {
  padding: 96px 0;
  background: var(--bg-pure);
}

.workflows-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.workflow-pillar-card {
  background: var(--bg-subtle);
  border: 1px solid transparent;
  border-radius: var(--radius-xl);
  padding: 36px;
}

.workflow-pillar-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--ink-navy);
  letter-spacing: -0.025em;
  margin: 12px 0 10px;
}

.workflow-pillar-desc {
  font-size: 0.9rem;
  color: var(--ink-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   6. COMPARISON MATRIX & SAVINGS CALCULATOR
   ========================================================================== */
.comparison-section {
  padding: 96px 0;
  background: var(--bg-subtle);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: stretch;
}

.comp-table-card,
.roi-calc-card {
  background: var(--bg-pure);
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
}

.comp-table th,
.comp-table td {
  padding: 15px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.86rem;
}

.comp-table th {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  font-weight: 600;
}

.comp-good {
  color: var(--ink-navy);
  font-weight: 500;
}

.comp-bad {
  color: var(--ink-muted);
  font-weight: 400;
}

.roi-toggle-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 20px 0;
}

.roi-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 15px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: var(--bg-subtle);
  cursor: pointer;
  font-size: 0.84rem;
  font-weight: 400;
  transition: all 0.15s;
}

.roi-item.checked {
  background: var(--bg-blue-tint);
  color: var(--ink-navy);
  font-weight: 500;
}

.roi-price-strike {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-muted);
  text-decoration: line-through;
}

.roi-total-banner {
  background: var(--ink-navy);
  color: #ffffff;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
}

/* ==========================================================================
   7. PRICING SECTION — CLEAN APPLE COMPARISON CARDS
   ========================================================================== */
.pricing-section {
  padding: 96px 0;
  background: var(--bg-pure);
}

.pricing-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
}

.price-card {
  background: var(--bg-subtle);
  border: 1px solid transparent;
  border-radius: var(--radius-xl);
  padding: 38px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.price-card.featured-blue {
  background: var(--bg-pure);
  border: 1.5px solid var(--blue-electric);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.popular-ribbon {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue-electric);
  color: #ffffff;
  font-size: 0.66rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
}

.price-amount-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 18px 0 6px;
}

.price-big {
  font-family: var(--font-display);
  font-size: 2.9rem;
  font-weight: 300;
  color: var(--ink-navy);
  letter-spacing: -0.04em;
}

.price-feature-list {
  list-style: none;
  margin: 24px 0 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.price-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.87rem;
  color: var(--ink-secondary);
}

.price-feature-list li svg {
  width: 17px;
  height: 17px;
  color: var(--blue-electric);
  flex-shrink: 0;
  margin-top: 3px;
}

/* ==========================================================================
   8. FAQ ACCORDION
   ========================================================================== */
.faq-section {
  padding: 96px 0;
  background: var(--bg-subtle);
}

.faq-grid {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border-radius: var(--radius-md);
  background: var(--bg-pure);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
  transition: all 0.2s ease;
}

.faq-item.open {
  box-shadow: var(--shadow-sm);
}

.faq-question-btn {
  width: 100%;
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.04rem;
  font-weight: 400;
  color: var(--ink-navy);
  cursor: pointer;
}

.faq-item.open .faq-question-btn {
  color: var(--blue-electric);
  font-weight: 500;
}

.faq-chevron {
  width: 18px;
  height: 18px;
  color: var(--ink-muted);
  transition: transform 0.22s ease;
  flex-shrink: 0;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--blue-electric);
}

.faq-answer {
  display: none;
  padding: 0 26px 24px;
  font-size: 0.92rem;
  color: var(--ink-secondary);
  line-height: 1.68;
}

.faq-item.open .faq-answer {
  display: block;
}

/* ==========================================================================
   9. MODAL & CUPERTINO FOOTER
   ========================================================================== */
.tool-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.tool-modal-backdrop.open {
  display: flex;
}

.tool-modal-card {
  background: var(--bg-pure);
  border-radius: var(--radius-xl);
  max-width: 660px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 38px;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.2);
  position: relative;
  animation: modalPop 0.26s var(--ease-spring);
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close-btn {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--bg-subtle);
  color: var(--ink-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 18px 0;
}

.modal-step-box {
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
}

.step-num {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--blue-electric);
  margin-bottom: 6px;
}

.site-footer {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border-light);
  color: var(--ink-secondary);
  padding: 64px 0 100px;
}

.footer-columns {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border-light);
}

.footer-col-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-navy);
  margin-bottom: 14px;
  letter-spacing: -0.005em;
}

.footer-link-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-link-list a {
  text-decoration: none;
  font-size: 0.8rem;
  color: var(--ink-secondary);
  transition: color 0.15s;
}

.footer-link-list a:hover {
  color: var(--ink-navy);
  text-decoration: underline;
}

.sticky-bottom-cta {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(120px);
  z-index: 90;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid var(--border-light);
  padding: 10px 14px 10px 24px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--ink-navy);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
  transition: transform 0.35s var(--ease-spring);
}

.sticky-bottom-cta.visible {
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 960px) {
  .studio-pane.active,
  .comparison-grid,
  .pricing-cards-grid,
  .workflows-grid {
    grid-template-columns: 1fr;
  }
  .footer-columns {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links {
    display: none;
  }
  .modal-steps-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-section {
    padding: 48px 0 28px;
  }
  .playground-body {
    padding: 20px;
  }
  .footer-columns {
    grid-template-columns: 1fr;
  }
  .sticky-bottom-cta {
    width: calc(100% - 24px);
    justify-content: space-between;
    padding: 10px 14px;
  }
  .sticky-bottom-text-sub {
    display: none;
  }
}