/* ==========================================================================
   TaskFlow – Premium Productivity App
   Pure CSS Design System & Layout Stylesheet
   Zero external dependencies. Instant loading.
   ========================================================================== */

:root {
  /* Colors */
  --primary: #6366F1;
  --primary-hover: #4F46E5;
  --primary-light: #EEF2FF;
  --primary-glow: rgba(99, 102, 241, 0.12);
  --secondary: #8B5CF6;
  --secondary-light: #F5F3FF;
  
  --bg-main: #FFFFFF;
  --surface: #F8FAFC;
  --surface-alt: #F1F5F9;
  
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-subtle: #64748B;
  --text-light: #94A3B8;
  
  --border: #E2E8F0;
  --border-subtle: #F1F5F9;
  --border-focus: #818CF8;

  --success: #10B981;
  --success-bg: #ECFDF5;
  --warning: #F59E0B;
  --warning-bg: #FFFBEB;
  --danger: #EF4444;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 4px -1px rgba(0, 0, 0, 0.06), 0 1px 2px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
  --shadow-primary: 0 10px 25px -5px rgba(99, 102, 241, 0.25);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

/* Base resets */
*, *::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;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

button, input, select, textarea {
  font: inherit;
}

/* Accessibility: Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--primary);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 600;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: 1rem;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.container-narrow {
  max-width: 860px;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text-main);
}

.brand-icon {
  width: 2.25rem;
  height: 2.25rem;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 10px rgba(99, 102, 241, 0.25);
}

.brand-text-accent {
  color: var(--primary);
}

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

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-main);
  border-color: var(--border);
}

.btn-secondary:hover {
  background-color: var(--surface);
  border-color: #CBD5E1;
}

.btn-link {
  background: transparent;
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
}

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

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

/* Mobile Navigation Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--text-main);
}

.mobile-nav-drawer {
  display: none;
  border-bottom: 1px solid var(--border);
  background: #FFFFFF;
  padding: 1.25rem;
}

.mobile-nav-drawer.open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.mobile-nav-list a {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-main);
  display: block;
  padding: 0.5rem 0;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 4rem 0 6rem 0;
  background: linear-gradient(180deg, #F8FAFC 0%, #FFFFFF 100%);
  overflow: hidden;
  text-align: center;
}

.hero-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1000px;
  height: 400px;
  background: radial-gradient(circle at 50% 20%, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.08) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  background: var(--primary-light);
  border: 1px solid rgba(99, 102, 241, 0.2);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.pulse-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 9999px;
  background: var(--primary);
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-main);
  max-width: 820px;
  margin: 0 auto 1.5rem auto;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 2.5rem auto;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.hero-trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.75rem;
  color: var(--text-subtle);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.trust-item svg {
  color: var(--success);
}

/* Dashboard Mockup Preview (Pure HTML & CSS) */
.dashboard-container {
  position: relative;
  max-width: 980px;
  margin: 3.5rem auto 0 auto;
  text-align: left;
}

.dashboard-shadow-glow {
  position: absolute;
  inset: -10px;
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.15));
  border-radius: var(--radius-xl);
  filter: blur(20px);
  z-index: 0;
}

.dashboard-window {
  position: relative;
  z-index: 1;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.window-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.75rem;
  color: var(--text-subtle);
}

.window-dots {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 9999px;
}
.dot-red { background: #FB7185; }
.dot-yellow { background: #FBBF24; }
.dot-green { background: #34D399; }

.window-breadcrumb {
  margin-left: 0.5rem;
  font-weight: 500;
  color: var(--text-muted);
}

.badge-ai-active {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid rgba(99, 102, 241, 0.2);
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.7rem;
  font-weight: 600;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 1.5rem;
  padding: 1.5rem;
  background: rgba(248, 250, 252, 0.6);
}

.dash-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-xs);
}

.dash-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.dash-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.dash-card-subtitle {
  font-size: 0.75rem;
  color: var(--text-subtle);
}

.progress-pill {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--success);
  background: var(--success-bg);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.progress-bar-bg {
  width: 100%;
  height: 0.5rem;
  background: var(--border-subtle);
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 1rem;
}

.progress-bar-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 9999px;
  transition: width 0.4s ease;
}

.task-list {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.task-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  background: var(--surface);
  font-size: 0.8125rem;
}

.task-item.active {
  background: #FFFFFF;
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: var(--shadow-xs);
}

.task-left {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.check-box-done {
  width: 1.25rem;
  height: 1.25rem;
  background: var(--success);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.check-box-pending {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--primary);
  border-radius: 4px;
  flex-shrink: 0;
}

.check-box-upcoming {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid #CBD5E1;
  border-radius: 4px;
  flex-shrink: 0;
}

.task-text-done {
  color: var(--text-light);
  text-decoration: line-through;
}

.task-text-active {
  color: var(--text-main);
  font-weight: 600;
}

.task-due {
  display: block;
  font-size: 0.7rem;
  color: var(--warning);
  font-weight: 500;
}

.tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}
.tag-gray { background: #E2E8F0; color: #475569; }
.tag-amber { background: var(--warning-bg); color: #B45309; border: 1px solid rgba(245, 158, 11, 0.2); }
.tag-primary { background: var(--primary-light); color: var(--primary); }

.ai-recommendation-box {
  margin-top: 1rem;
  padding: 0.875rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(238, 242, 255, 0.9) 0%, rgba(245, 243, 255, 0.9) 100%);
  border: 1px solid rgba(99, 102, 241, 0.2);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.ai-icon-badge {
  background: var(--primary);
  color: #fff;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ai-content {
  font-size: 0.75rem;
}

.ai-title {
  font-weight: 700;
  color: #312E81;
  margin-bottom: 0.15rem;
}

.ai-desc {
  color: var(--text-muted);
  line-height: 1.45;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.stat-box {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-subtle);
  display: block;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  display: block;
  margin: 0.25rem 0;
}

.stat-trend {
  font-size: 0.65rem;
  color: var(--success);
  font-weight: 600;
}

.deadline-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.75rem;
}
.deadline-item:last-child {
  border-bottom: none;
}

.deadline-name {
  font-weight: 600;
  color: var(--text-main);
  display: block;
}

.deadline-time {
  font-size: 0.7rem;
  color: var(--text-subtle);
}

.dashboard-footer-bar {
  padding: 0.625rem 1.25rem;
  background: rgba(241, 245, 249, 0.7);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-subtle);
}

.status-sync {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dot-pulse {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 9999px;
  background: var(--success);
}

/* Sections General */
.section {
  padding: 5rem 0;
}

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

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-xs);
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: var(--shadow-md);
}

.feature-icon-wrapper {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all var(--transition-fast);
}

.feature-card:hover .feature-icon-wrapper {
  background: var(--primary);
  color: #FFFFFF;
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.625rem;
}

.feature-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* How It Works Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.step-card {
  background: rgba(248, 250, 252, 0.8);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: border-color var(--transition-fast);
}

.step-card:hover {
  border-color: #CBD5E1;
}

.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.step-number {
  font-size: 2.25rem;
  font-weight: 900;
  color: rgba(99, 102, 241, 0.25);
  line-height: 1;
}

.step-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.625rem;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 9999px;
  color: var(--text-muted);
}

.step-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.step-footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(226, 232, 240, 0.6);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.pricing-card {
  position: relative;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}

.pricing-card.recommended {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--primary);
  transform: translateY(-6px);
}

.recommended-pill {
  position: absolute;
  top: -0.875rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  box-shadow: var(--shadow-sm);
}

.plan-header {
  margin-bottom: 1.5rem;
}

.plan-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-main);
}

.plan-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  min-height: 2.6rem;
}

.price-box {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.price-currency {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1;
}

.price-interval {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-subtle);
}

.price-billing-text {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.price-savings {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #065F46;
  background: #D1FAE5;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
}

.features-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.plan-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.check-icon {
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 9999px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.pricing-bottom {
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

.billing-notice-box {
  margin-top: 1rem;
  padding: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  color: var(--text-subtle);
  line-height: 1.5;
}

.notice-title {
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.transparency-callout {
  margin-top: 3rem;
  padding: 1.25rem 1.5rem;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.callout-icon {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

/* FAQ Accordion */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(248, 250, 252, 0.5);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-question-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  cursor: pointer;
  text-align: left;
  transition: color var(--transition-fast);
}

.faq-question-btn:hover {
  color: var(--primary);
}

.faq-chevron {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 9999px;
  background: #FFFFFF;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-normal), background var(--transition-normal);
  color: var(--text-muted);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  background: var(--primary-light);
  border-color: rgba(99, 102, 241, 0.3);
  color: var(--primary);
}

.faq-answer {
  display: none;
  padding: 0 1.5rem 1.25rem 1.5rem;
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
  border-top: 1px solid rgba(226, 232, 240, 0.6);
  padding-top: 0.75rem;
}

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

.faq-support-box {
  margin-top: 2.5rem;
  text-align: center;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
}

/* Final CTA Section */
.final-cta-section {
  padding: 5rem 0;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}

.final-cta-card {
  position: relative;
  background: var(--primary);
  border-radius: var(--radius-xl);
  padding: 4rem 2rem;
  text-align: center;
  color: #FFFFFF;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.cta-ambient-circle-1 {
  position: absolute;
  top: -50px;
  right: -50px;
  width: 250px;
  height: 250px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.1);
  filter: blur(40px);
  pointer-events: none;
}

.cta-ambient-circle-2 {
  position: absolute;
  bottom: -50px;
  left: -50px;
  width: 250px;
  height: 250px;
  border-radius: 9999px;
  background: rgba(139, 92, 246, 0.3);
  filter: blur(40px);
  pointer-events: none;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 620px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.cta-description {
  font-size: 1.125rem;
  color: #EEF2FF;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.btn-white {
  background: #FFFFFF;
  color: var(--primary-hover);
  font-weight: 700;
  box-shadow: var(--shadow-md);
}
.btn-white:hover {
  background: #F8FAFC;
  transform: translateY(-1px);
}

.btn-cta-alt {
  background: rgba(79, 70, 229, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}
.btn-cta-alt:hover {
  background: rgba(79, 70, 229, 0.8);
}

.cta-footer-note {
  font-size: 0.75rem;
  color: #C7D2FE;
}

/* Footer */
.site-footer {
  background: #0F172A;
  color: #94A3B8;
  padding: 4.5rem 0 2.5rem 0;
  border-top: 1px solid #1E293B;
  font-size: 0.875rem;
}

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

.footer-brand {
  max-width: 320px;
}

.footer-brand .brand-logo {
  color: #FFFFFF;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: #94A3B8;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.footer-contact-details {
  font-size: 0.75rem;
  color: #64748B;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.footer-contact-details strong {
  color: #CBD5E1;
}

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 1.25rem;
}

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

.footer-links-list a {
  color: #94A3B8;
}
.footer-links-list a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #1E293B;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: #64748B;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Inner Page (About, Contact, Legal) Styles */
.page-header {
  padding: 4rem 0 2rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-subtle);
  margin-bottom: 1.5rem;
}
.breadcrumb a:hover {
  color: var(--primary);
}

.page-title {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
  line-height: 1.2;
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
}

.prose-content {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-muted);
}

.prose-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.prose-content p {
  margin-bottom: 1.25rem;
}

.prose-content ul, .prose-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.prose-content a {
  color: var(--primary);
  text-decoration: underline;
  font-weight: 500;
}

.info-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

/* Subscription Table */
.data-table-container {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin: 2rem 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th {
  background: var(--surface);
  padding: 0.875rem 1rem;
  font-weight: 700;
  color: var(--text-main);
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted);
}
.data-table tr:last-child td {
  border-bottom: none;
}

/* Contact Page Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 3rem;
  align-items: flex-start;
}

.contact-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--text-main);
  background: #FFFFFF;
  transition: all 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, 0.15);
}

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

.form-success-banner {
  display: none;
  background: var(--success-bg);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #065F46;
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
}

.form-success-banner.show {
  display: block;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .features-grid, .pricing-grid, .steps-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

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

  .pricing-card.recommended {
    transform: none;
  }
}

@media (max-width: 768px) {
  .nav-links, .header-actions {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-description {
    font-size: 1.05rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

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