:root {
  --navy: #11172c;
  --blue: #3a5ffe;
  --blue-dark: #2c4be0;
  --blue-tint: #dfe9ff;
  --amber: #c2703c;
  --section-tint: #f5f7fb;
  --border: #e7e9f0;
  --gradient: linear-gradient(135deg, #4b50fc, #504aef);
  --font-display: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--navy);
  background: #fff;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy);
  margin: 0 0 0.5em;
  line-height: 1.2;
}

p { margin: 0 0 1em; color: #4b5266; }

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

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

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

.section__inner, .nav__inner, .hero__inner, .footer__inner, .cta__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
}
.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--gradient);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.5px;
}
.nav__links {
  display: flex;
  gap: 28px;
  font-size: 14px;
  font-weight: 500;
}
.nav__links a { color: #3c4257; transition: color .15s; }
.nav__links a:hover { color: var(--blue); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 9px;
  font-weight: 600;
  font-size: 14px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--blue); color: #fff; box-shadow: 0 6px 16px rgba(58,95,254,0.25); }
.btn--primary:hover { background: var(--blue-dark); }
.btn--outline { background: #fff; color: var(--blue); border-color: var(--blue); }
.btn--outline:hover { background: var(--blue-tint); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: #f2f3f8; }
.btn--small { padding: 9px 16px; font-size: 13px; }

/* Hero */
.hero {
  padding: 88px 0 56px;
  background: linear-gradient(180deg, #f9fafc 0%, #ffffff 100%);
  text-align: center;
}
.hero__inner { max-width: 760px; }
.hero h1 {
  font-size: clamp(32px, 5vw, 46px);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.hero__lede {
  font-size: 17px;
  color: var(--amber);
  max-width: 620px;
  margin: 0 auto 28px;
}
.hero__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.tagline {
  text-align: center;
  font-weight: 700;
  font-size: 18px;
  padding: 30px 24px;
  margin: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* Sections */
.section { padding: 72px 0; }
.section--tint { background: var(--section-tint); }
.section h2 {
  text-align: center;
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 800;
}
.section__subtitle {
  text-align: center;
  color: var(--blue);
  font-weight: 500;
  max-width: 520px;
  margin: 0 auto 40px;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 4px 14px rgba(17,23,44,0.04);
}
.card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--blue-tint);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { font-size: 14.5px; margin-bottom: 16px; }
.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.check-list li {
  font-size: 13.5px;
  color: var(--blue);
  padding-left: 22px;
  position: relative;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--blue-tint);
  background-image: linear-gradient(45deg, transparent 40%, var(--blue) 40%, var(--blue) 45%, transparent 45%),
                     linear-gradient(-45deg, transparent 55%, var(--blue) 55%, var(--blue) 60%, transparent 60%);
}

/* Experiencia */
.experiencia__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
}
.experiencia h2 { text-align: left; font-size: clamp(26px, 4vw, 32px); }
.experiencia__content p { font-size: 15.5px; }
.feature-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.feature-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.feature-list svg { color: var(--blue); flex-shrink: 0; margin-top: 3px; }
.feature-list strong { display: block; font-size: 15px; margin-bottom: 2px; }
.feature-list span { font-size: 13.5px; color: #6b7280; }

.stat-box {
  background: var(--blue-tint);
  border-radius: var(--radius);
  padding: 44px 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-box__number { font-size: 44px; font-weight: 800; color: var(--blue); }
.stat-box__label { font-weight: 700; font-size: 15px; }
.stat-box__sub { font-size: 13px; color: #5b6472; }

/* CTA */
.cta {
  background: var(--gradient);
  padding: 64px 0;
  text-align: center;
  color: #fff;
}
.cta h2 { color: #fff; }
.cta p { color: rgba(255,255,255,0.85); max-width: 560px; margin: 0 auto 28px; }

/* Footer */
.footer { background: var(--navy); color: #c7cbdb; padding: 56px 0 0; }
.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.brand--footer { color: #fff; margin-bottom: 10px; }
.footer__brand p { color: #9199b3; font-size: 13.5px; margin-top: 10px; }
.footer__col h4 { color: #fff; font-size: 14px; margin-bottom: 14px; }
.footer__col a, .footer__contact {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: #9199b3;
  margin-bottom: 10px;
}
.footer__col a:hover { color: #fff; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 18px 24px;
  text-align: center;
  font-size: 12.5px;
  color: #6b7280;
}

/* Responsive */
@media (max-width: 860px) {
  .nav__links { display: none; }
  .cards { grid-template-columns: 1fr; }
  .experiencia__grid { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}