/* ============================================
   QuarterBridge — Design System & Global Styles
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  /* Colours */
  --bg-primary: #070b14;
  --bg-secondary: #0c1221;
  --bg-card: rgba(255, 255, 255, 0.02);
  --bg-card-hover: rgba(255, 255, 255, 0.04);

  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-faint: #475569;

  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);

  --blue: #3b82f6;
  --blue-dark: #2563eb;
  --cyan: #06b6d4;
  --emerald: #10b981;
  --emerald-dark: #059669;
  --amber: #f59e0b;
  --red: #dc2626;
  --red-dark: #b91c1c;
  --indigo: #6366f1;
  --violet: #7c3aed;
  --rose: #e11d48;

  /* Typography */
  --font-sans: 'Instrument Sans', 'SF Pro Display', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Fraunces', Georgia, serif;
  --font-mono: 'DM Mono', 'SF Mono', monospace;

  /* Spacing */
  --section-padding: 100px 32px;
  --container-max: 1000px;
  --container-sm: 800px;
  --container-xs: 700px;

  /* Radius */
  --radius-sm: 9px;
  --radius-md: 12px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-2xl: 22px;
  --radius-3xl: 28px;
  --radius-full: 100px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.7s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(59, 130, 246, 0.3);
}

body {
  min-height: 100vh;
  background: var(--bg-primary);
  font-family: var(--font-sans);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

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

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

button {
  font-family: inherit;
}

/* --- Animations --- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.15); }
  50% { box-shadow: 0 0 40px rgba(59, 130, 246, 0.3); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.fade-up {
  animation: fadeUp 0.8s ease-out both;
}

.section-animate {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* --- Layout --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.container-sm {
  max-width: var(--container-sm);
}

.container-xs {
  max-width: var(--container-xs);
}

.section {
  padding: var(--section-padding);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  font-weight: 700;
  transition: all 0.25s ease;
  text-decoration: none;
  line-height: 1;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: white;
  border-radius: var(--radius-lg);
}

.btn-primary:hover {
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.3);
}

.btn-outline {
  border: 1px solid var(--border-hover);
  background: rgba(255, 255, 255, 0.03);
  color: #cbd5e1;
  border-radius: var(--radius-lg);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-sm {
  padding: 10px 22px;
  font-size: 14px;
  border-radius: 10px;
}

.btn-md {
  padding: 14px 28px;
  font-size: 15px;
}

.btn-lg {
  padding: 18px 40px;
  font-size: 17px;
}

.btn-block {
  width: 100%;
}

.btn-glow {
  animation: pulse-glow 3s ease-in-out infinite;
}

/* --- Urgency Banner --- */
.urgency-banner {
  background: linear-gradient(90deg, var(--red-dark), var(--red), var(--red-dark));
  padding: 10px 20px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: white;
  letter-spacing: 0.2px;
}

.urgency-banner span {
  margin-right: 8px;
}

/* --- Navigation --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  backdrop-filter: none;
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.nav.scrolled {
  background: rgba(7, 11, 20, 0.92);
  backdrop-filter: blur(20px);
  border-bottom-color: rgba(255, 255, 255, 0.05);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  font-weight: 800;
  color: white;
}

.nav-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a:not(.btn) {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-links a:not(.btn):hover {
  color: var(--text-primary);
}

.nav-login-link {
  color: var(--text-secondary) !important;
}

.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-mobile-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* --- Hero --- */
.hero {
  position: relative;
  padding: 100px 32px 80px;
  text-align: center;
  overflow: hidden;
}

.hero-orb {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
}

.hero-orb-1 {
  top: -200px;
  left: 20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
}

.hero-orb-2 {
  top: -100px;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.06) 0%, transparent 70%);
}

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

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  margin-bottom: 32px;
  font-size: 13px;
  font-weight: 600;
  color: #34d399;
}

.trust-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--emerald);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(40px, 5.5vw, 72px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  max-width: 800px;
  margin: 0 auto 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--blue), var(--cyan), var(--emerald));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(16px, 1.8vw, 20px);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 44px;
  line-height: 1.65;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

/* --- Social Proof --- */
.social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.social-proof-avatars {
  display: flex;
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: white;
}

.avatar + .avatar {
  margin-left: -10px;
}

.social-proof-text {
  font-size: 14px;
  color: var(--text-secondary);
}

.social-proof-text strong {
  color: var(--text-primary);
}

.social-proof-divider {
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, 0.08);
}

.social-proof-stars {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* --- Stars --- */
.stars {
  display: flex;
  gap: 2px;
}

.star {
  width: 16px;
  height: 16px;
}

/* --- Format Ticker --- */
.format-ticker {
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.01);
}

.ticker-track {
  display: flex;
  gap: 48px;
  align-items: center;
  animation: ticker 20s linear infinite;
  width: max-content;
}

.ticker-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--text-faint);
  font-weight: 600;
  white-space: nowrap;
}

.ticker-item .checkmark {
  color: var(--blue);
}

/* --- Steps Grid --- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.step-card {
  padding: 36px 32px;
  border-radius: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
  transition: all var(--transition-base);
}

.step-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.step-accent {
  position: absolute;
  top: -1px;
  left: 32px;
  right: 32px;
  height: 2px;
  opacity: 0.5;
}

.step-number {
  font-size: 48px;
  font-family: var(--font-serif);
  font-weight: 800;
  color: rgba(255, 255, 255, 0.04);
  margin-bottom: 16px;
  line-height: 1;
}

.step-icon {
  margin-bottom: 16px;
}

.step-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Comparison Card --- */
.comparison-card {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 56px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.06), rgba(6, 182, 212, 0.03));
  border: 1px solid rgba(59, 130, 246, 0.12);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.comparison-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.comparison-text {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.comparison-table {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.comparison-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.comparison-row-highlight {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.2);
}

.comparison-name {
  font-size: 14px;
  font-weight: 700;
}

.comparison-name.highlight {
  color: var(--emerald);
}

.comparison-detail {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.comparison-right {
  text-align: right;
}

.comparison-price {
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-mono);
}

/* --- Reviews --- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.review-card {
  padding: 28px;
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: all var(--transition-base);
}

.review-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.review-text {
  font-size: 14px;
  color: #cbd5e1;
  line-height: 1.7;
  flex: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: white;
}

.review-name {
  font-size: 14px;
  font-weight: 600;
}

.review-role {
  font-size: 12px;
  color: var(--text-muted);
}

.review-date {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-faint);
}

/* --- Pricing --- */
.pricing-toggle {
  display: inline-flex;
  padding: 4px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 32px;
}

.toggle-btn {
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.toggle-btn.active {
  background: linear-gradient(135deg, var(--emerald), var(--emerald-dark));
  color: white;
}

.toggle-save {
  font-size: 11px;
  opacity: 0.9;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.pricing-card {
  padding: 36px 32px;
  border-radius: var(--radius-2xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
  transition: all var(--transition-base);
}

.pricing-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.pricing-card.popular {
  background: linear-gradient(160deg, rgba(59, 130, 246, 0.08), rgba(6, 182, 212, 0.04));
  border-color: rgba(59, 130, 246, 0.25);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 16px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  font-size: 11px;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.pricing-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.pricing-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}

.pricing-amount {
  font-size: 44px;
  font-weight: 800;
  font-family: var(--font-mono);
  letter-spacing: -2px;
}

.pricing-period {
  font-size: 14px;
  color: var(--text-muted);
}

.pricing-annual-note {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
  min-height: 17px;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 28px;
}

.pricing-feature {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.pricing-feature .check {
  color: var(--emerald);
  font-size: 15px;
  line-height: 20px;
  flex-shrink: 0;
}

.pricing-feature span {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 20px;
}

/* --- FAQ --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.faq-item {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item:hover {
  background: rgba(255, 255, 255, 0.03);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}

.faq-toggle {
  font-size: 20px;
  color: var(--text-faint);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* --- Final CTA --- */
.final-cta-card {
  padding: 64px 56px;
  border-radius: var(--radius-3xl);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(6, 182, 212, 0.06), rgba(16, 185, 129, 0.04));
  border: 1px solid rgba(59, 130, 246, 0.15);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta-orb {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

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

.final-cta-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  letter-spacing: -0.8px;
  margin-bottom: 16px;
}

.final-cta-text {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.final-cta-note {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 16px;
}

/* --- Footer --- */
.footer {
  padding: 48px 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(0, 0, 0, 0.3);
}

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

.footer-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-legal {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 16px;
  line-height: 1.6;
}

.footer-col {
  display: flex;
  flex-direction: column;
}

.footer-col-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.footer-col a {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-faint);
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.gap-16 { gap: 16px; }

/* --- Form Elements (for auth/dashboard pages) --- */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15px;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-input::placeholder {
  color: var(--text-faint);
}

.form-error {
  font-size: 13px;
  color: var(--red);
  margin-top: 6px;
}

.form-hint {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* --- Cards (for dashboard) --- */
.card {
  padding: 32px;
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

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

.card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
}

/* --- Status Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-error {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.badge-info {
  background: rgba(59, 130, 246, 0.1);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* --- Loading Spinner --- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px 20px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 20px 32px;
    background: rgba(7, 11, 20, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    gap: 16px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-mobile-toggle {
    display: flex;
  }

  .hero {
    padding: 60px 20px 50px;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: center;
  }

  .social-proof {
    flex-direction: column;
    gap: 16px;
  }

  .social-proof-divider {
    display: none;
  }

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

  .comparison-card {
    padding: 32px 24px;
  }

  .comparison-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .final-cta-card {
    padding: 40px 24px;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}