/* ============================================
   Mintro Landing Page — styles.css
   Dark UI: Navy #0F172A / Teal #2DD4BF / Gold #E5A329
   ============================================ */

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

:root {
  /* Brand palette */
  --bg:          #0F172A;
  --surface:     #1E293B;
  --border:      #334155;
  --teal:        #2DD4BF;
  --teal-deep:   #0F766E;
  --gold:        #E5A329;
  --text:        #F1F5F9;
  --text-muted:  #94A3B8;
  --text-dim:    #64748B;

  /* Spacing scale */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;

  /* Type scale */
  --text-xs:  0.8125rem;
  --text-sm:  0.875rem;
  --text-base: 1rem;
  --text-lg:  1.125rem;
  --text-xl:  1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.25rem;

  /* Misc */
  --radius:    0.75rem;
  --radius-lg: 1rem;
  --max-width: 1140px;
  --transition: 0.2s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: var(--text-base);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: var(--teal); text-decoration: none; transition: color var(--transition); }
a:hover { color: #5EEAD4; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* --- Utility --- */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.text-teal  { color: var(--teal); }
.text-gold  { color: var(--gold); }
.text-muted { color: var(--text-muted); }

/* ============================================
   Navigation
   ============================================ */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(51, 65, 85, 0.5);
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.nav-logo span {
  color: var(--teal);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
}

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

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.15rem;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color: var(--bg) !important;
  font-weight: 600;
  font-size: var(--text-sm);
  border-radius: 999px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(45, 212, 191, 0.3);
  color: var(--bg) !important;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  padding: calc(64px + var(--space-2xl)) 0 var(--space-2xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Subtle glow orb behind hero */
.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.2);
  border-radius: 999px;
  font-size: var(--text-sm);
  color: var(--teal);
  font-weight: 500;
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-size: var(--text-5xl);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--teal), #5EEAD4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: var(--text-xl);
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto var(--space-lg);
  line-height: 1.5;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

/* Primary CTA button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color: var(--bg);
  font-weight: 700;
  font-size: var(--text-base);
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(45, 212, 191, 0.35);
  color: var(--bg);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: var(--text-base);
  border-radius: 999px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  background: rgba(255,255,255,0.03);
  color: var(--text);
}

/* Phone mockup placeholder */
.hero-mockup {
  position: relative;
  max-width: 300px;
  margin: 0 auto;
}

.hero-mockup .phone-frame {
  width: 100%;
  aspect-ratio: 9/19.5;
  background: var(--surface);
  border-radius: 2.5rem;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: 0 25px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
}

.phone-frame .phone-content {
  text-align: center;
  padding: 2rem;
}

.phone-frame .phone-content .leaf {
  font-size: 3rem;
  margin-bottom: 0.75rem;
  display: block;
}

.phone-frame .phone-content p {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

/* ============================================
   Section base
   ============================================ */
section {
  padding: var(--space-2xl) 0;
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal);
  margin-bottom: var(--space-xs);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}

.section-desc {
  color: var(--text-muted);
  font-size: var(--text-lg);
  max-width: 560px;
  line-height: 1.55;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-header .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   How It Works
   ============================================ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.step-card:hover {
  border-color: rgba(45, 212, 191, 0.3);
  transform: translateY(-2px);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color: var(--bg);
  font-weight: 800;
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

.step-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.step-card p {
  color: var(--text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* ============================================
   Milestones / What You'll Learn
   ============================================ */
.milestones-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.milestone-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
}

.milestone-card:hover {
  border-color: rgba(229, 163, 41, 0.3);
  transform: translateY(-2px);
}

.milestone-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--teal));
}

.milestone-time {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: var(--space-sm);
}

.milestone-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.milestone-card li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.5;
}

.milestone-card li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 0.5em;
  border-radius: 50%;
  background: var(--teal);
}

/* ============================================
   Features
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  transition: border-color var(--transition), transform var(--transition);
}

.feature-card:hover {
  border-color: rgba(45, 212, 191, 0.3);
  transform: translateY(-2px);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: rgba(45, 212, 191, 0.1);
  font-size: 1.35rem;
  margin-bottom: var(--space-sm);
}

.feature-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* ============================================
   Pricing
   ============================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  align-items: start;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

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

.pricing-card.featured {
  border-color: var(--teal);
  position: relative;
  box-shadow: 0 0 40px rgba(45, 212, 191, 0.1);
}

.pricing-card.featured::before {
  content: 'Best Value';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color: var(--bg);
  font-size: var(--text-xs);
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: 999px;
  white-space: nowrap;
}

.pricing-card .plan-name {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.pricing-card .plan-price {
  font-size: var(--text-4xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.25rem;
}

.pricing-card .plan-price .currency {
  font-size: var(--text-xl);
  vertical-align: super;
  font-weight: 600;
}

.pricing-card .plan-price .period {
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: 400;
}

.pricing-card .plan-note {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.pricing-features {
  list-style: none;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
}

.pricing-features li {
  font-size: var(--text-sm);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-features li .check {
  color: var(--teal);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-btn {
  display: block;
  width: 100%;
  padding: 0.75rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: var(--text-sm);
  text-align: center;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.pricing-btn.primary {
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color: var(--bg);
}

.pricing-btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(45, 212, 191, 0.3);
  color: var(--bg);
}

.pricing-btn.outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.pricing-btn.outline:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

/* ============================================
   CTA Banner
   ============================================ */
.cta-banner {
  text-align: center;
  padding: var(--space-2xl) 0;
}

.cta-banner-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  position: relative;
  overflow: hidden;
}

.cta-banner-inner::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  font-size: var(--text-3xl);
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.cta-banner p {
  color: var(--text-muted);
  font-size: var(--text-lg);
  margin-bottom: var(--space-md);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-lg) 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.footer-brand {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--text);
}

.footer-brand span {
  color: var(--teal);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

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

.footer-copy {
  width: 100%;
  text-align: center;
  margin-top: var(--space-sm);
  font-size: var(--text-xs);
  color: var(--text-dim);
}

/* ============================================
   Legal Pages (Privacy & Terms)
   ============================================ */
.legal-page {
  padding: calc(64px + var(--space-xl)) 0 var(--space-2xl);
}

.legal-page .container {
  max-width: 780px;
}

.legal-page h1 {
  font-size: var(--text-4xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.legal-page .legal-updated {
  color: var(--text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-lg);
}

.legal-page .legal-intro {
  font-size: var(--text-lg);
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border);
}

.legal-content h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.legal-content h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-top: var(--space-md);
  margin-bottom: var(--space-xs);
}

.legal-content p {
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  line-height: 1.7;
}

.legal-content a {
  color: var(--teal);
}

.legal-content ul, .legal-content ol {
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.4rem;
  line-height: 1.65;
}

.legal-content blockquote {
  border-left: 3px solid var(--gold);
  background: rgba(229, 163, 41, 0.05);
  padding: var(--space-sm) var(--space-md);
  margin: var(--space-md) 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.legal-content blockquote p {
  color: var(--text);
  font-weight: 500;
  margin-bottom: 0;
}

.legal-content table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-sm) 0 var(--space-md);
  font-size: var(--text-sm);
}

.legal-content th {
  text-align: left;
  color: var(--text);
  font-weight: 600;
  padding: 0.75rem;
  border-bottom: 2px solid var(--border);
}

.legal-content td {
  color: var(--text-muted);
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.legal-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: var(--space-lg) 0;
}

.legal-content em {
  color: var(--text-dim);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  :root {
    --text-5xl: 2.25rem;
    --text-4xl: 1.875rem;
    --text-3xl: 1.5rem;
    --space-2xl: 3.5rem;
    --space-xl: 2.5rem;
  }

  /* Mobile nav */
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    padding: var(--space-md);
    border-bottom: 1px solid var(--border);
    gap: var(--space-xs);
  }

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

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.5rem 0;
    font-size: var(--text-base);
  }

  .nav-toggle {
    display: block;
  }

  /* Grids */
  .steps-grid,
  .milestones-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }

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

  .hero-mockup {
    max-width: 240px;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .milestones-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   Animations (reduced-motion safe)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
  }
}