/* === DataEuropa — Proteccion de Datos === */
:root {
  --primary: #1B3A6B;
  --primary-light: #2B5EA7;
  --accent: #D4A843;
  --accent-hover: #B8902E;
  --bg-white: #FFFFFF;
  --bg-alt: #F5F7FA;
  --text-dark: #1A1A2E;
  --text-secondary: #5A6170;
  --green: #2E7D32;
  --red: #C62828;
  --radius: 8px;
  --max-width: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); color: var(--primary); }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); }

a { color: var(--primary-light); text-decoration: none; }
a:hover { color: var(--accent); }

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: background .2s, transform .1s;
  text-align: center;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-secondary { background: transparent; color: #fff; border: 2px solid #fff; }
.btn-secondary:hover { background: rgba(255,255,255,.15); color: #fff; }
.btn-wa { background: #25D366; color: #fff; }
.btn-wa:hover { background: #1ebe57; color: #fff; }

/* === NAV === */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  background: rgba(27,58,107,.97);
  backdrop-filter: blur(8px);
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.nav .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo { color: #fff; font-weight: 700; font-size: 1.25rem; display: flex; align-items: center; gap: 8px; }
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a { color: rgba(255,255,255,.85); font-size: .9rem; font-weight: 500; }
.nav-links a:hover { color: var(--accent); }
.nav-cta { display: inline-block; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; transition: .3s; }

/* === HERO === */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0f2647 100%);
  color: #fff;
  padding: 140px 0 80px;
  text-align: center;
}
.hero h1 { margin-bottom: 20px; }
.hero p { font-size: clamp(1rem, 2vw, 1.2rem); color: rgba(255,255,255,.85); max-width: 680px; margin: 0 auto 32px; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.trust-bar {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.15);
  display: flex; gap: 32px; justify-content: center; flex-wrap: wrap;
  font-size: .9rem; color: rgba(255,255,255,.7);
}
.trust-bar span::before { content: "\2713 "; color: var(--accent); font-weight: 700; }

/* === SECTIONS === */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--primary); color: #fff; }
.section-dark h2 { color: #fff; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header p { color: var(--text-secondary); max-width: 600px; margin: 12px auto 0; font-size: 1.05rem; }

/* === CARDS === */
.cards { display: grid; gap: 24px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-2x3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.1); }
.card-icon {
  width: 56px; height: 56px;
  background: var(--bg-alt);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
}
.card h3 { margin-bottom: 8px; }
.card p { color: var(--text-secondary); font-size: .95rem; }
.section-dark .card { background: rgba(255,255,255,.1); box-shadow: none; }
.section-dark .card p { color: rgba(255,255,255,.7); }

/* === STATS === */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-number { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; color: var(--accent); }
.stat-label { font-size: .9rem; color: rgba(255,255,255,.75); margin-top: 4px; }

/* === TIMELINE === */
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; counter-reset: step; }
.step { text-align: center; position: relative; }
.step::before {
  counter-increment: step;
  content: counter(step);
  display: flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.2rem;
  margin: 0 auto 16px;
}
.step h3 { margin-bottom: 8px; }
.step p { color: var(--text-secondary); font-size: .9rem; }

/* === CHECKS === */
.checks { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 32px; }
.check { display: flex; align-items: flex-start; gap: 12px; font-size: 1rem; }
.check::before { content: "\2713"; color: var(--green); font-weight: 700; font-size: 1.2rem; flex-shrink: 0; }

/* === FAQ === */
.faq-item { border-bottom: 1px solid #e0e0e0; }
.faq-question {
  width: 100%; padding: 20px 0;
  background: none; border: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 1.05rem; font-weight: 600; color: var(--text-dark);
  text-align: left;
}
.faq-question::after { content: "+"; font-size: 1.5rem; color: var(--primary); transition: transform .3s; }
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-answer p { padding: 0 0 20px; color: var(--text-secondary); line-height: 1.7; }

/* === FORM === */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 700px; margin: 0 auto; }
.form-group { display: flex; flex-direction: column; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  padding: 12px 16px;
  border: 1px solid #d0d5dd;
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color .2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(43,94,167,.15);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-checkbox { display: flex; align-items: flex-start; gap: 8px; font-size: .85rem; color: var(--text-secondary); }
.form-checkbox input { margin-top: 3px; }
.form-submit { text-align: center; margin-top: 24px; }
.form-submit .btn { min-width: 280px; font-size: 1.1rem; }
.form-alt { text-align: center; margin-top: 24px; font-size: .95rem; color: var(--text-secondary); }
.form-alt a { font-weight: 600; }
.form-success { display: none; text-align: center; padding: 40px; }
.form-success h3 { color: var(--green); margin-bottom: 12px; }

/* === FOOTER === */
.footer {
  background: var(--primary);
  color: rgba(255,255,255,.75);
  padding: 48px 0 24px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-brand { font-size: .9rem; line-height: 1.7; }
.footer-brand .nav-logo { margin-bottom: 12px; }
.footer h4 { color: #fff; font-size: .95rem; margin-bottom: 12px; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; }
.footer ul a { color: rgba(255,255,255,.7); font-size: .9rem; }
.footer ul a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.15); padding-top: 24px; display: flex; justify-content: space-between; font-size: .8rem; flex-wrap: wrap; gap: 8px; }

/* === WHATSAPP FLOAT === */
.wa-float {
  position: fixed; bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,.4);
  z-index: 90;
  animation: pulse 2s infinite;
}
.wa-float svg { width: 32px; height: 32px; fill: #fff; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 16px rgba(37,211,102,.4); }
  50% { box-shadow: 0 4px 24px rgba(37,211,102,.6); }
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .cards-3, .cards-2x3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 48px 0; }
  .hero { padding: 100px 0 56px; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--primary);
    padding: 16px 24px;
    gap: 12px;
  }
  .cards-3, .cards-2x3 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .timeline { grid-template-columns: 1fr; gap: 24px; }
  .checks { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: 100%; max-width: 320px; }
  .trust-bar { flex-direction: column; align-items: center; gap: 12px; }
}