/* ==========================================================================
   EnsembleIO — Design System & Stylesheet
   Modern Glassmorphism & High-Performance Responsive Web Design
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #0a0c14;
  --bg-secondary: #111422;
  --bg-tertiary: #181d33;
  --bg-card: rgba(22, 27, 46, 0.7);
  --bg-card-hover: rgba(30, 37, 63, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-heavy: rgba(18, 22, 38, 0.85);

  /* Primary Accent & Gradients */
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-glow: rgba(99, 102, 241, 0.4);
  --accent-purple: #8b5cf6;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
  --grad-cyan: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --grad-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --grad-dark-card: linear-gradient(135deg, rgba(30, 36, 60, 0.6) 0%, rgba(18, 22, 38, 0.8) 100%);
  --grad-glow: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.18) 0%, transparent 70%);

  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;

  /* Borders & Dividers */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(99, 102, 241, 0.35);
  --border-glass: rgba(255, 255, 255, 0.12);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px -4px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 40px -12px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.25);

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', 'Inter', system-ui, sans-serif;

  /* Layout */
  --max-width: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  --transition-fast: 0.18s ease;
  --transition-base: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background: var(--bg-primary);
  background-image: 
    radial-gradient(at 10% 20%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
    radial-gradient(at 90% 10%, rgba(139, 92, 246, 0.1) 0px, transparent 50%),
    radial-gradient(at 50% 80%, rgba(6, 182, 212, 0.08) 0px, transparent 50%);
  background-attachment: fixed;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

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

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

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 12, 20, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-base);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.brand-icon svg {
  width: 22px;
  height: 22px;
  fill: #ffffff;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-left: 2px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.92rem;
  transition: var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.alpha-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #34d399;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulse-glow 2s infinite ease-in-out;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.3); }
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-size: 0.94rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-base);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 4px 18px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border-color: var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 14px 30px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding: 5.5rem 0 4.5rem;
  overflow: hidden;
  text-align: center;
}

.hero-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 450px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18) 0%, rgba(139, 92, 246, 0.08) 40%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #c7d2fe;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.75rem;
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.15);
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 1.5rem;
  letter-spacing: -0.035em;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 2.5rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

/* Store Badge Placeholders */
.store-badges-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  background: rgba(18, 22, 38, 0.8);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition-fast);
  cursor: pointer;
}

.store-badge:hover {
  background: rgba(30, 37, 63, 0.9);
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.store-badge svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
}

.store-badge-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.store-badge-subtitle {
  font-size: 0.68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.store-badge-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}

.store-badge-tag {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  background: rgba(245, 158, 11, 0.18);
  color: #fbbf24;
  border-radius: 4px;
  margin-left: 4px;
}

/* ==========================================================================
   Interactive Hero Live Dashboard Preview
   ========================================================================== */
.hero-preview {
  position: relative;
  z-index: 2;
  margin-top: 3.5rem;
  perspective: 1000px;
}

.preview-window {
  background: var(--bg-card-hover);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.7), 0 0 50px rgba(99, 102, 241, 0.15);
  overflow: hidden;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.window-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(10, 12, 20, 0.6);
  border-bottom: 1px solid var(--border-subtle);
}

.window-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }

.window-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.window-tabs {
  display: flex;
  gap: 6px;
}

.preview-tab-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.window-body {
  padding: 24px;
}

/* Dashboard Mockup Grid */
.mockup-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.mockup-kpi {
  background: rgba(10, 12, 20, 0.45);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: left;
}

.mockup-kpi-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.mockup-kpi-val {
  font-size: 1.6rem;
  font-weight: 800;
  font-family: var(--font-display);
}

.mockup-kpi-sub {
  font-size: 0.72rem;
  margin-top: 2px;
}

.mockup-main-panel {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 16px;
}

.mockup-card {
  background: rgba(10, 12, 20, 0.45);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: left;
}

.mockup-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.mockup-card-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.mockup-session-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  margin-bottom: 8px;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.session-info-title {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-primary);
}
.session-info-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.status-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
}
.status-badge.active {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}
.status-badge.scheduled {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

/* Live Check-in Feed */
.live-checkin-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.live-checkin-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--grad-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
}
.live-checkin-details {
  flex: 1;
}
.live-checkin-name {
  font-size: 0.8rem;
  font-weight: 600;
}
.live-checkin-method {
  font-size: 0.68rem;
  color: var(--text-muted);
}
.live-checkin-time {
  font-size: 0.72rem;
  color: #34d399;
  font-weight: 600;
}

/* ==========================================================================
   Stats Banner
   ========================================================================== */
.stats-banner {
  padding: 3.5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(17, 20, 34, 0.4);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item h3 {
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.stat-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Section Header Standard
   ========================================================================== */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.08rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Module Deep Dive (Cards Grid & Tabs)
   ========================================================================== */
.modules-section {
  padding: 6rem 0;
  position: relative;
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.module-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.module-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 60%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.module-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-highlight);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.15);
}

.module-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.module-icon-wrap.indigo { background: rgba(99, 102, 241, 0.15); color: #818cf8; border: 1px solid rgba(99, 102, 241, 0.3); }
.module-icon-wrap.cyan { background: rgba(6, 182, 212, 0.15); color: #22d3ee; border: 1px solid rgba(6, 182, 212, 0.3); }
.module-icon-wrap.emerald { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.module-icon-wrap.purple { background: rgba(139, 92, 246, 0.15); color: #c084fc; border: 1px solid rgba(139, 92, 246, 0.3); }
.module-icon-wrap.amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.module-icon-wrap.rose { background: rgba(244, 63, 94, 0.15); color: #fb7185; border: 1px solid rgba(244, 63, 94, 0.3); }

.module-title {
  font-size: 1.28rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.module-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex: 1;
}

.module-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.module-feature-item {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.module-feature-item svg {
  width: 16px;
  height: 16px;
  fill: #34d399;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ==========================================================================
   Multi-Tenant & Security Section
   ========================================================================== */
.multi-tenant-section {
  padding: 6rem 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.two-col-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.feature-pill-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.feature-pill-card {
  display: flex;
  gap: 1.25rem;
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.feature-pill-card:hover {
  border-color: var(--border-highlight);
  background: var(--bg-card-hover);
}

.feature-pill-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(99, 102, 241, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.feature-pill-text h4 {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.feature-pill-text p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Mobile Apps Showcase
   ========================================================================== */
.mobile-section {
  padding: 6rem 0;
}

.mobile-badges-row {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   Waitlist Form Section (Main Conversion Goal)
   ========================================================================== */
.waitlist-section {
  padding: 6.5rem 0;
  position: relative;
  background: radial-gradient(circle at 50% 10%, rgba(99, 102, 241, 0.15) 0%, transparent 65%);
}

.waitlist-card {
  max-width: 820px;
  margin: 0 auto;
  background: var(--bg-glass-heavy);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 3.5rem);
  box-shadow: var(--shadow-lg), 0 0 50px rgba(99, 102, 241, 0.15);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
}

.form-group-full {
  grid-column: span 2;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-label span.req {
  color: var(--accent-rose);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(10, 12, 20, 0.65);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  background: rgba(15, 18, 30, 0.85);
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
}

/* Modules Checkbox Grid */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 6px;
}

.checkbox-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(10, 12, 20, 0.5);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  user-select: none;
}

.checkbox-pill:hover {
  background: rgba(30, 37, 63, 0.6);
  border-color: var(--border-glass);
}

.checkbox-pill input[type="checkbox"] {
  accent-color: var(--primary);
  width: 15px;
  height: 15px;
}

.checkbox-pill:has(input:checked) {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.15);
  color: var(--text-primary);
}

.form-submit-row {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-disclaimer {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
}

/* Success State */
.waitlist-success {
  display: none;
  text-align: center;
  padding: 3rem 1.5rem;
}

.success-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  border: 2px solid #10b981;
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin: 0 auto 1.5rem;
}

.success-title {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
}

.success-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.waitlist-ref-box {
  background: rgba(10, 12, 20, 0.6);
  border: 1px dashed var(--border-glass);
  padding: 14px;
  border-radius: var(--radius-md);
  max-width: 400px;
  margin: 0 auto;
  font-size: 0.88rem;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-section {
  padding: 6rem 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  padding: 0 1.5rem;
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding-bottom: 1.25rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  padding: 4.5rem 0 2.5rem;
  background: #07080d;
  border-top: 1px solid var(--border-subtle);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 0.75rem;
  max-width: 320px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Modal / Toast Notifications
   ========================================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-card {
  background: var(--bg-card-hover);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  max-width: 480px;
  width: 100%;
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .modules-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  .two-col-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .mockup-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .mockup-main-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu, .alpha-pill {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-subtle);
    gap: 1.25rem;
  }
  .modules-grid {
    grid-template-columns: 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group-full {
    grid-column: span 1;
  }
  .checkbox-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}