/* ============================================
   ComprarCrypto.co — Design System
   Friendly Fintech × Latin Warmth
   ============================================ */

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

:root {
  --midnight: #111827;
  --midnight-light: #1a2234;
  --midnight-mid: #1F2937;
  --lime: #84CC16;
  --lime-dim: #6aab0b;
  --lime-glow: rgba(132, 204, 22, 0.12);
  --lime-glow-strong: rgba(132, 204, 22, 0.25);
  --amber: #FBBF24;
  --amber-dim: #d9a520;
  --emerald: #10B981;
  --red: #EF4444;
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --font-head: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --max-w: 1200px;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.3);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.4);
  --shadow-lime: 0 0 30px rgba(132, 204, 22, 0.08);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--gray-200);
  background: var(--midnight);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--lime); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--lime-dim); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.2;
  color: var(--white);
}
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p { margin-bottom: 1rem; }
.mono { font-family: var(--font-mono); font-size: 0.9em; }

/* --- Utility --- */
.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section--light { background: var(--midnight-light); }
.section--dark { background: var(--midnight); }
.section--accent {
  background: linear-gradient(135deg, rgba(132,204,22,0.06) 0%, rgba(251,191,36,0.04) 100%);
  border-top: 1px solid rgba(132,204,22,0.08);
  border-bottom: 1px solid rgba(132,204,22,0.08);
}
.text-center { text-align: center; }
.text-lime { color: var(--lime); }
.text-amber { color: var(--amber); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--lime);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--lime);
  border-radius: 2px;
}
.section-title { margin-bottom: 16px; }
.section-subtitle { color: var(--gray-400); font-size: 1.1rem; max-width: 600px; margin-bottom: 48px; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn--primary {
  background: var(--lime);
  color: var(--midnight);
  box-shadow: 0 0 20px rgba(132,204,22,0.15);
}
.btn--primary:hover {
  background: var(--lime-dim);
  color: var(--midnight);
  box-shadow: 0 0 30px rgba(132,204,22,0.3);
  transform: translateY(-2px);
}
.btn--outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--gray-600);
}
.btn--outline:hover {
  border-color: var(--lime);
  color: var(--lime);
  transform: translateY(-2px);
}
.btn--amber {
  background: var(--amber);
  color: var(--midnight);
}
.btn--amber:hover {
  background: var(--amber-dim);
  color: var(--midnight);
  transform: translateY(-2px);
}
.btn--sm { padding: 10px 22px; font-size: 0.85rem; }
.btn--full { width: 100%; justify-content: center; }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}
.nav.scrolled {
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(132,204,22,0.08);
  padding: 12px 0;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--white);
}
.nav__logo:hover { color: var(--white); }
.nav__logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--lime), var(--lime-dim));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--midnight);
  font-weight: 800;
}
.nav__logo span { color: var(--lime); }
.nav__links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav__links a {
  color: var(--gray-300);
  font-size: 0.9rem;
  font-weight: 600;
  position: relative;
}
.nav__links a:hover { color: var(--lime); }
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--lime);
  border-radius: 2px;
  transition: var(--transition);
}
.nav__links a:hover::after { width: 100%; }
.nav__right { display: flex; align-items: center; gap: 16px; }
.nav__lang {
  display: flex;
  align-items: center;
  background: var(--midnight-mid);
  border-radius: 50px;
  padding: 3px;
  border: 1px solid rgba(255,255,255,0.08);
}
.nav__lang button {
  padding: 5px 14px;
  border: none;
  border-radius: 50px;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  background: transparent;
  color: var(--gray-400);
}
.nav__lang button.active {
  background: var(--lime);
  color: var(--midnight);
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav__hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  transition: var(--transition);
  border-radius: 2px;
}
.nav__hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__hamburger.active span:nth-child(2) { opacity: 0; }
.nav__hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav__mobile {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(17, 24, 39, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.nav__mobile.active { display: flex; }
.nav__mobile a {
  color: var(--white);
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
}
.nav__mobile a:hover { color: var(--lime); }

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(132,204,22,0.07) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 70%, rgba(251,191,36,0.05) 0%, transparent 50%),
    var(--midnight);
}
.hero__dots {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(132,204,22,0.08) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--lime-glow);
  border: 1px solid rgba(132,204,22,0.15);
  border-radius: 50px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--lime);
  margin-bottom: 24px;
}
.hero__tag .dot {
  width: 6px; height: 6px;
  background: var(--lime);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero h1 { margin-bottom: 20px; }
.hero h1 .highlight {
  background: linear-gradient(135deg, var(--lime), var(--amber));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__sub {
  font-size: 1.15rem;
  color: var(--gray-400);
  margin-bottom: 36px;
  max-width: 560px;
  line-height: 1.7;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero__trust {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--gray-500);
}
.hero__trust-item { display: flex; align-items: center; gap: 6px; }
.hero__trust-item svg { color: var(--lime); width: 16px; height: 16px; }

/* --- Exchange Cards --- */
.exchange-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 24px; }
.exchange-card {
  position: relative;
  padding: 32px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  overflow: hidden;
}
.exchange-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lime), transparent);
  opacity: 0;
  transition: var(--transition);
}
.exchange-card:hover {
  border-color: rgba(132,204,22,0.2);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lime);
}
.exchange-card:hover::before { opacity: 1; }
.exchange-card__head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}
.exchange-card__logo {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  font-family: var(--font-head);
}
.exchange-card__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--white);
}
.exchange-card__tag {
  font-size: 0.75rem;
  color: var(--gray-400);
  margin-top: 2px;
}
.exchange-card__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.exchange-card__stat {
  padding: 12px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
}
.exchange-card__stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-500);
  font-family: var(--font-head);
  font-weight: 600;
}
.exchange-card__stat-value {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--white);
  font-weight: 500;
  margin-top: 4px;
}
.exchange-card__deposits {
  margin-bottom: 20px;
}
.exchange-card__deposits-label {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: 8px;
  font-weight: 600;
}
.exchange-card__deposit-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.deposit-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--lime-glow);
  color: var(--lime);
  border: 1px solid rgba(132,204,22,0.15);
}
.deposit-tag--amber {
  background: rgba(251,191,36,0.12);
  color: var(--amber);
  border-color: rgba(251,191,36,0.15);
}

/* --- Steps --- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; counter-reset: step; }
.step {
  position: relative;
  padding: 32px 24px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  transition: var(--transition);
  counter-increment: step;
}
.step:hover {
  border-color: rgba(132,204,22,0.15);
  transform: translateY(-4px);
}
.step__number {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--lime-glow);
  border: 2px solid rgba(132,204,22,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 800;
  color: var(--lime);
  font-size: 1.1rem;
  margin-bottom: 16px;
}
.step__icon { font-size: 2rem; margin-bottom: 12px; }
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { font-size: 0.9rem; color: var(--gray-400); margin: 0; }

/* --- Education cards --- */
.edu-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.edu-card {
  padding: 32px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  transition: var(--transition);
}
.edu-card:hover {
  border-color: rgba(132,204,22,0.15);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lime);
}
.edu-card__icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
  background: var(--lime-glow);
}
.edu-card h3 { margin-bottom: 12px; }
.edu-card p { color: var(--gray-400); font-size: 0.95rem; margin: 0; }

/* --- Security Cards --- */
.security-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.security-card {
  padding: 32px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition);
}
.security-card:hover {
  border-color: rgba(132,204,22,0.2);
  transform: translateY(-4px);
}
.security-card.featured {
  border-color: rgba(132,204,22,0.25);
  background: rgba(132,204,22,0.03);
}
.security-card__badge {
  display: inline-block;
  padding: 4px 14px;
  background: var(--lime);
  color: var(--midnight);
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 800;
  font-family: var(--font-head);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.security-card__icon { font-size: 3rem; margin-bottom: 16px; }
.security-card__price {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--white);
  font-weight: 700;
  margin: 16px 0;
}
.security-card__price span { font-size: 0.9rem; color: var(--gray-500); }
.security-card__features { list-style: none; text-align: left; margin: 20px 0; }
.security-card__features li {
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 0.9rem;
  color: var(--gray-300);
  display: flex;
  align-items: center;
  gap: 8px;
}
.security-card__features li svg { color: var(--lime); width: 16px; min-width: 16px; }

/* --- FAQ Accordion --- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid rgba(255,255,255,0.06); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  transition: var(--transition);
}
.faq-question:hover { color: var(--lime); }
.faq-question svg {
  width: 20px; min-width: 20px;
  color: var(--gray-500);
  transition: var(--transition);
}
.faq-item.active .faq-question svg { transform: rotate(180deg); color: var(--lime); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer__inner { padding: 0 0 20px; font-size: 0.95rem; color: var(--gray-400); line-height: 1.7; }

/* --- Network links --- */
.network-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.network-card {
  padding: 28px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  transition: var(--transition);
  text-decoration: none;
}
.network-card:hover {
  border-color: rgba(132,204,22,0.15);
  transform: translateY(-4px);
}
.network-card__icon { font-size: 2rem; margin-bottom: 12px; }
.network-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.network-card p { color: var(--gray-400); font-size: 0.9rem; margin: 0; }

/* --- Footer --- */
.footer {
  padding: 64px 0 32px;
  background: var(--midnight);
  border-top: 1px solid rgba(255,255,255,0.04);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand p { color: var(--gray-500); font-size: 0.9rem; margin-top: 12px; max-width: 300px; }
.footer__col h4 {
  font-family: var(--font-head);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-400);
  margin-bottom: 16px;
}
.footer__col ul { list-style: none; }
.footer__col ul li { margin-bottom: 10px; }
.footer__col ul a { color: var(--gray-500); font-size: 0.9rem; }
.footer__col ul a:hover { color: var(--lime); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.04);
  font-size: 0.8rem;
  color: var(--gray-600);
}
.footer__bottom a { color: var(--gray-500); }
.footer__affiliate-disclosure {
  padding: 16px 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* --- Page Header --- */
.page-header {
  padding: 140px 0 60px;
  background: linear-gradient(180deg, var(--midnight) 0%, var(--midnight-light) 100%);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.page-header h1 { margin-bottom: 12px; }
.page-header p { color: var(--gray-400); font-size: 1.1rem; max-width: 600px; }
.breadcrumb { display: flex; gap: 8px; font-size: 0.85rem; color: var(--gray-500); margin-bottom: 16px; }
.breadcrumb a { color: var(--gray-500); }
.breadcrumb a:hover { color: var(--lime); }

/* --- Forms --- */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-family: var(--font-head);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-300);
  margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--lime);
  box-shadow: 0 0 0 3px rgba(132,204,22,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-600); }
.form-error { color: var(--red); font-size: 0.8rem; margin-top: 4px; display: none; }
.form-group.error input,
.form-group.error textarea { border-color: var(--red); }
.form-group.error .form-error { display: block; }

/* --- Legal pages --- */
.legal-content { max-width: 800px; }
.legal-content h2 { font-size: 1.4rem; margin: 40px 0 16px; }
.legal-content h3 { font-size: 1.1rem; margin: 28px 0 12px; }
.legal-content p { color: var(--gray-400); margin-bottom: 16px; }
.legal-content ul { padding-left: 20px; margin-bottom: 16px; }
.legal-content ul li { color: var(--gray-400); margin-bottom: 8px; }

/* --- Blog --- */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.blog-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.blog-card:hover { transform: translateY(-4px); border-color: rgba(132,204,22,0.15); }
.blog-card__img {
  height: 200px;
  background: linear-gradient(135deg, var(--midnight-mid), var(--midnight-light));
  display: flex; align-items: center; justify-content: center; font-size: 3rem;
}
.blog-card__body { padding: 24px; }
.blog-card__tag { font-size: 0.75rem; color: var(--lime); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.blog-card__title { font-size: 1.1rem; margin: 8px 0 12px; }
.blog-card__excerpt { font-size: 0.9rem; color: var(--gray-400); }
.blog-card__meta { display: flex; gap: 16px; margin-top: 16px; font-size: 0.8rem; color: var(--gray-500); }

/* --- 404 / Thank you --- */
.error-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center; text-align: center;
}
.error-page__code {
  font-family: var(--font-mono);
  font-size: clamp(6rem, 15vw, 12rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--lime), var(--amber));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}

/* --- Scroll Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .hero { min-height: auto; padding: 120px 0 60px; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .exchange-cards { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .steps { grid-template-columns: 1fr; }
  .edu-grid { grid-template-columns: 1fr; }
  .security-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  h1 { font-size: 1.8rem; }
}