:root {
  --primary: #0a0a0a;
  --accent: #d4af37;
  --bg: #ffffff;
  --text: #1a1a1a;
  --light: #f4f4f4;

  --border: #e5e7eb;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}

ul { list-style: none; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; }

/* HERO */
header {
  padding: 80px 20px;
  text-align: center;
  background: var(--primary);
  color: #fff;
  border-bottom: 4px solid var(--accent);
}

header h1 {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  letter-spacing: -3px;
  font-weight: 900;
}

header p {
  color: var(--accent);
  font-size: 1.15rem;
  margin-top: 12px;
  letter-spacing: 0.8px;
  font-weight: 300;
}

/* NAV (SIMPLE, CENTRADO, STICKY) */
.nav-wrapper {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.98);
  z-index: 9999;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
  backdrop-filter: blur(10px);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: center; /* ✅ centrado */
  align-items: center;
  gap: 2px;
  padding: 0 10px;
  flex-wrap: wrap;
}

/* ✅ MENÚ SIMPLE: <nav><a>...</a></nav> */
nav > a {
  display: block;
  padding: 18px 18px;
  font-weight: 800;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--primary);
  border-radius: 12px;
  transition: transform 140ms ease, background 140ms ease, color 140ms ease;
}

nav > a:hover {
  background: var(--light);
  color: var(--accent);
  transform: translateY(-1px);
}

nav > a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ✅ ESTADO ACTIVO */
nav > a.active,
nav > a[aria-current="page"] {
  background: var(--primary);
  color: var(--accent);
}

/* MOBILE */
@media (max-width: 768px) {
  nav { justify-content: center; }
  nav > a {
    width: 100%;
    text-align: left;
    border-radius: 0;
    border-top: 1px solid #f1f1f1;
  }
}

/* CONTENIDO */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 20px;
}

h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 22px;
  font-weight: 900;
  letter-spacing: -1px;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
  font-weight: 800;
  letter-spacing: -0.2px;
}

p {
  font-size: 1.2rem;
  margin-bottom: 22px;
  color: #2b2b2b;
}

.card {
  background: var(--light);
  padding: 34px;
  border-radius: 18px;
  margin: 34px 0;
  border: 1px solid #efefef;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 5px;
  background: var(--accent);
  border-radius: 999px;
}

/* CTA BOTÓN (premium dorado) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  border-radius: 14px;
  font-weight: 900;
  letter-spacing: 0.4px;
  background: var(--accent);
  color: #111;
  border: 1px solid rgba(0, 0, 0, 0.12);
  box-shadow: 0 10px 20px rgba(212, 175, 55, 0.25);
  transition: transform 140ms ease, filter 140ms ease, box-shadow 140ms ease;
}

.btn:hover {
  transform: translateY(-2px);
  filter: brightness(0.98);
  box-shadow: 0 14px 26px rgba(212, 175, 55, 0.30);
}

.btn:focus-visible {
  outline: 2px solid #111;
  outline-offset: 2px;
}

/* FOOTER PREMIUM */
footer {
  padding: 28px 20px;
  text-align: center;
  color: rgba(255, 255, 255, 0.78);
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(212,175,55,0.25), transparent 55%),
    linear-gradient(180deg, #0b0b0b, #050505);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  letter-spacing: 0.6px;
  font-weight: 600;
}