/* ==========================================================================
   Sushimind Design System
   Clean, modern, accessible stylesheet for Sushimind platform
   Aesthetic: Refined, high-contrast, distraction-free modular learning
   Zero em-dashes and en-dashes throughout
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  /* Color Palette */
  --color-bg: #ffffff;
  --color-bg-subtle: #f8fafc;
  --color-bg-muted: #f1f5f9;
  --color-surface: #ffffff;
  --color-surface-hover: #f8fafc;
  --color-border: #e2e8f0;
  --color-border-subtle: #f1f5f9;
  --color-border-hover: #cbd5e1;
  
  --color-text: #0b0f19;
  --color-text-muted: #475569;
  --color-text-light: #64748b;
  
  /* Brand Gradient Tokens */
  --color-brand-start: #7c3aed;
  --color-brand-end: #e11d48;
  --gradient-brand: linear-gradient(135deg, #7c3aed 0%, #e11d48 100%);
  --gradient-brand-subtle: linear-gradient(135deg, rgba(124, 58, 237, 0.06) 0%, rgba(225, 29, 72, 0.06) 100%);
  
  /* State Tokens */
  --color-success: #059669;
  --color-success-bg: #ecfdf5;
  --color-success-border: #a7f3d0;
  --color-error: #dc2626;
  --color-error-bg: #fef2f2;
  --color-error-border: #fecaca;
  
  /* Sizing and Spacing */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.08), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.06), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
  --shadow-glow: 0 12px 30px -6px rgba(124, 58, 237, 0.25);
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-container {
  max-width: 760px;
}

/* ==========================================================================
   Header and Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all var(--transition-normal);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 74px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  height: 38px;
  width: auto;
  transition: transform var(--transition-fast);
}

.brand-logo:hover {
  transform: scale(1.02);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  padding: 6px 4px;
}

.nav-link:hover {
  color: var(--color-text);
}

.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  font-size: 0.92rem;
  font-weight: 600;
  color: #ffffff;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
}

.nav-cta-btn:hover {
  background: #1e293b;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border-radius: var(--radius-sm);
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: all var(--transition-normal);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 90px 0 80px;
  background: radial-gradient(ellipse 90% 60% at 50% -10%, rgba(124, 58, 237, 0.08) 0%, rgba(225, 29, 72, 0.04) 40%, rgba(255, 255, 255, 0) 80%);
  overflow: hidden;
}

.hero-content {
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  box-shadow: var(--shadow-xs);
  margin-bottom: 28px;
}

.status-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

.hero-title {
  font-size: clamp(2.4rem, 5.2vw, 4.2rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.12;
  color: var(--color-text);
  margin-bottom: 24px;
}

.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 680px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  text-align: center;
}

.btn-primary {
  background: var(--color-text);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: #1e293b;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-brand {
  background: var(--gradient-brand);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.btn-brand:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -8px rgba(124, 58, 237, 0.35);
  filter: brightness(1.05);
}

.btn-secondary {
  background: #ffffff;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-hover);
  transform: translateY(-1px);
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-light);
}

.hero-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.trust-check {
  color: #059669;
  font-weight: 700;
}

/* ==========================================================================
   Metrics / Credibility Strip
   ========================================================================== */
.metrics-banner {
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 44px 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.metric-card {
  text-align: center;
  padding: 8px 12px;
}

.metric-number {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

.metric-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.metric-sub {
  font-size: 0.8rem;
  color: var(--color-text-light);
  line-height: 1.4;
}

/* ==========================================================================
   Section Shared Styles
   ========================================================================== */
.section {
  padding: 96px 0;
  position: relative;
}

.section-subtle {
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand-start);
  background: var(--gradient-brand-subtle);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.85rem, 3.6vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.22;
  color: var(--color-text);
  margin-bottom: 18px;
}

.section-description {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Problem Comparison Cards
   ========================================================================== */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}

.problem-card-highlight {
  border: 2px solid var(--color-brand-start);
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.02) 0%, rgba(225, 29, 72, 0.02) 100%), #ffffff;
  box-shadow: var(--shadow-md);
}

.problem-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
}

.icon-red {
  background: var(--color-error-bg);
  color: var(--color-error);
}

.icon-blue {
  background: #eff6ff;
  color: #2563eb;
}

.icon-purple {
  background: var(--gradient-brand-subtle);
  color: var(--color-brand-start);
}

.problem-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.problem-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 14px;
  line-height: 1.35;
}

.problem-card-body {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Interactive Product Simulator
   ========================================================================== */
.simulator-container {
  max-width: 980px;
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.simulator-browser-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: #0f172a;
  color: #cbd5e1;
  border-bottom: 1px solid #1e293b;
}

.browser-dots {
  display: flex;
  gap: 7px;
}

.browser-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-red { background-color: #ef4444; }
.dot-yellow { background-color: #f59e0b; }
.dot-green { background-color: #10b981; }

.browser-url {
  font-family: monospace;
  font-size: 0.8rem;
  background: #1e293b;
  padding: 4px 18px;
  border-radius: var(--radius-full);
  color: #94a3b8;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.simulator-status-pill {
  font-size: 0.75rem;
  font-weight: 600;
  color: #34d399;
  display: flex;
  align-items: center;
  gap: 6px;
}

.simulator-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 480px;
}

/* Simulator Sidebar */
.sim-sidebar {
  background: #f8fafc;
  border-right: 1px solid var(--color-border);
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.sim-sidebar-heading {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  padding: 0 8px;
}

.sim-module-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sim-module-item {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sim-module-item:hover {
  background: #f1f5f9;
  color: var(--color-text);
}

.sim-module-item.active {
  background: #ffffff;
  color: var(--color-brand-start);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

.sim-module-badge {
  font-size: 0.72rem;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  font-weight: 600;
}

.badge-done {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.badge-active {
  background: var(--gradient-brand-subtle);
  color: var(--color-brand-start);
}

.badge-lock {
  color: var(--color-text-light);
}

/* Simulator Content */
.sim-content {
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: #ffffff;
}

.sim-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 12px;
}

.sim-tab-btn {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.sim-tab-btn.active {
  background: var(--color-text);
  color: #ffffff;
}

.sim-lesson-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.sim-lesson-tag {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-brand-start);
  background: var(--gradient-brand-subtle);
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

.sim-lesson-duration {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.sim-lesson-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 14px;
}

.sim-lesson-body {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

/* Interactive Challenge Box */
.sim-quiz-card {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 22px;
  margin-bottom: 24px;
}

.sim-quiz-question {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 14px;
}

.sim-quiz-options {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.sim-option-label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sim-option-label:hover {
  border-color: var(--color-border-hover);
  background: #f8fafc;
}

.sim-option-label.correct {
  border-color: #059669;
  background: #ecfdf5;
  color: #065f46;
  font-weight: 600;
}

.sim-option-label.incorrect {
  border-color: #dc2626;
  background: #fef2f2;
  color: #991b1b;
}

.sim-feedback-box {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  line-height: 1.5;
  display: none;
}

.sim-feedback-box.show-correct {
  display: block;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.sim-feedback-box.show-incorrect {
  display: block;
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

/* Claude Diagnostic Box */
.sim-claude-pane {
  display: none;
  background: #fcfbfa;
  border: 1px solid #ede8e3;
  border-radius: var(--radius-md);
  padding: 22px;
  margin-bottom: 24px;
}

.claude-box-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  color: #c2410c;
  margin-bottom: 12px;
}

.claude-dialogue {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.92rem;
}

.claude-prompt-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.prompt-chip {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius-full);
  padding: 6px 12px;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.prompt-chip:hover {
  background: #ede9fe;
  border-color: #a78bfa;
  color: #7c3aed;
}

.prompt-chip.active {
  background: var(--gradient-brand);
  border-color: transparent;
  color: #ffffff;
}

.dialogue-bubble-user {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--color-text);
}

.dialogue-bubble-claude {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: #7c2d12;
  line-height: 1.55;
}

/* Progress Footer inside simulator */
.sim-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.sim-progress-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 60%;
}

.sim-progress-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.sim-progress-track {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: var(--radius-full);
  overflow: hidden;
}

.sim-progress-bar {
  height: 100%;
  width: 66%;
  background: var(--gradient-brand);
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

/* ==========================================================================
   Bento Grid Section
   ========================================================================== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bento-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}

.bento-col-span-2 {
  grid-column: span 2;
}

.bento-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.bento-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.bento-text {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Claude Architecture Section
   ========================================================================== */
.claude-engine-box {
  background: #0b0f19;
  border-radius: var(--radius-xl);
  padding: 56px 48px;
  color: #ffffff;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.claude-engine-box::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.25) 0%, rgba(225, 29, 72, 0) 70%);
  pointer-events: none;
}

.claude-box-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.claude-box-subtitle {
  color: #94a3b8;
  font-size: 1.05rem;
  max-width: 640px;
  margin-bottom: 44px;
  line-height: 1.6;
}

.claude-pipeline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.pipeline-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.pipeline-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.2);
}

.pipeline-step-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #f43f5e;
  margin-bottom: 10px;
}

.pipeline-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #f8fafc;
  margin-bottom: 10px;
}

.pipeline-desc {
  font-size: 0.9rem;
  color: #94a3b8;
  line-height: 1.55;
}

.claude-verification-note {
  background: rgba(255, 255, 255, 0.05);
  border-left: 3px solid #7c3aed;
  padding: 14px 18px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  color: #cbd5e1;
}

/* ==========================================================================
   Methodology Pillars
   ========================================================================== */
.methodology-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.method-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  transition: all var(--transition-normal);
}

.method-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.method-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--gradient-brand-subtle);
  color: var(--color-brand-start);
  border-radius: 50%;
  font-weight: 800;
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.method-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.method-desc {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   Testimonials / Beta Feedback
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-normal);
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-hover);
}

.testimonial-quote {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  font-style: italic;
  position: relative;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 18px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-brand-subtle);
  color: var(--color-brand-start);
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

.testimonial-role {
  font-size: 0.78rem;
  color: var(--color-text-light);
  line-height: 1.3;
}

/* ==========================================================================
   Team Section
   ========================================================================== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 820px;
  margin: 0 auto;
}

.team-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: all var(--transition-normal);
  text-align: center;
}

.team-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}

.team-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 auto 18px;
  box-shadow: var(--shadow-md);
}

.team-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.team-role {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-brand-start);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.team-bio {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.team-footer-note {
  text-align: center;
  margin-top: 36px;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

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

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  text-align: left;
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-normal);
  color: var(--color-text-light);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--color-brand-start);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  padding: 0 24px;
  font-size: 0.96rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  padding-bottom: 22px;
}

/* ==========================================================================
   Final Call To Action
   ========================================================================== */
.final-cta-card {
  background: radial-gradient(circle at 100% 0%, rgba(124, 58, 237, 0.15) 0%, rgba(225, 29, 72, 0.08) 50%, rgba(15, 23, 42, 0.98) 100%), #0b0f19;
  border-radius: var(--radius-xl);
  padding: 64px 40px;
  color: #ffffff;
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.final-cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}

.final-cta-subtitle {
  font-size: 1.15rem;
  color: #cbd5e1;
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.waitlist-form {
  display: flex;
  justify-content: center;
  gap: 10px;
  max-width: 520px;
  margin: 0 auto 20px;
  flex-wrap: wrap;
}

.waitlist-input {
  flex: 1;
  min-width: 260px;
  padding: 14px 20px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font-family: inherit;
  font-size: 0.98rem;
  outline: none;
  transition: all var(--transition-fast);
}

.waitlist-input::placeholder {
  color: #94a3b8;
}

.waitlist-input:focus {
  border-color: #a855f7;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.2);
}

.form-feedback {
  font-size: 0.88rem;
  color: #34d399;
  margin-top: 10px;
  display: none;
}

.form-feedback.visible {
  display: block;
}

.final-cta-fallback {
  font-size: 0.88rem;
  color: #94a3b8;
}

.final-cta-fallback a {
  color: #f43f5e;
  text-decoration: underline;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  padding: 60px 0 36px;
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand-desc {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.6;
  max-width: 320px;
  margin-top: 14px;
}

.footer-col-title {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a:hover {
  color: var(--color-brand-start);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 960px) {
  .simulator-layout {
    grid-template-columns: 1fr;
  }
  
  .sim-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
  
  .bento-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .bento-col-span-2 {
    grid-column: span 2;
  }
  
  .claude-pipeline-grid {
    grid-template-columns: 1fr;
  }
  
  .methodology-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 24px;
    gap: 18px;
    box-shadow: var(--shadow-lg);
  }
  
  .site-nav.open {
    display: flex;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .hero-section {
    padding: 60px 0 50px;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .problem-grid {
    grid-template-columns: 1fr;
  }
  
  .bento-grid {
    grid-template-columns: 1fr;
  }
  
  .bento-col-span-2 {
    grid-column: span 1;
  }
  
  .methodology-grid {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  .sim-content {
    padding: 24px 20px;
  }
}