:root {
  /* Paleta del logo de MultiSST: azul marino #0A1B34 y dorado #AD8238. */
  --bg: #ffffff; --bg-alt: #f3f5f8; --text: #13223a; --muted: #5b6b80; --border: #dfe4ea; --card: #ffffff;
  --navy: #0a1b34; --navy-2: #17304f; --gold: #ad8238; --gold-2: #8e6a2a; --gold-soft: #f4ede0; --on-navy: #e6ebf2;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0a1220; --bg-alt: #0f1a2e; --text: #eaeef4; --muted: #9aa8bb; --border: #263856; --card: #12203a;
    --gold: #c99d55; --gold-2: #d9b370; --gold-soft: #33291a; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0a1220; --bg-alt: #0f1a2e; --text: #eaeef4; --muted: #9aa8bb; --border: #263856; --card: #12203a;
  --gold: #c99d55; --gold-2: #d9b370; --gold-soft: #33291a; color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font: 16px/1.6 "Segoe UI", system-ui, -apple-system, Roboto, sans-serif; background: var(--bg); color: var(--text); }
img { max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6rem; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.1rem; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.center { text-align: center; }
.small { font-size: .85rem; }

/* Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: .6rem 1.1rem; border-radius: 8px; font-weight: 600; text-decoration: none; border: 2px solid transparent; white-space: nowrap; }
.btn.lg { padding: .8rem 1.4rem; font-size: 1.05rem; }
.btn.block { display: flex; width: 100%; }
.btn.gold { background: var(--gold); color: #fff; }
.btn.gold:hover { background: var(--gold-2); }
.btn.line { border-color: var(--gold); color: var(--text); }
.btn.line:hover { background: var(--gold-soft); }
.btn.line-light { border-color: var(--on-navy); color: var(--on-navy); }
.btn.line-light:hover { background: rgba(255, 255, 255, .08); }
.btn:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

/* Encabezado */
.top { background: var(--navy); color: var(--on-navy); position: sticky; top: 0; z-index: 10; }
.top-in { display: flex; align-items: center; gap: 1.5rem; min-height: 64px; }
.logo { display: flex; }
.logo img { width: 130px; }
.menu { display: flex; gap: 1.2rem; margin-left: auto; }
.menu a { text-decoration: none; opacity: .85; }
.menu a:hover { opacity: 1; color: #fff; }
@media (max-width: 760px) { .menu { display: none; } .top .btn { margin-left: auto; } }

/* Portada */
.hero { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%); color: var(--on-navy); padding: 4rem 0 4.5rem; }
.hero-in { display: grid; grid-template-columns: 1.4fr 1fr; gap: 3rem; align-items: center; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); color: #fff; }
.eyebrow { color: #d9b370; font-weight: 600; margin: 0 0 .8rem; }
.lead { font-size: 1.12rem; opacity: .92; max-width: 40em; }
.cta { display: flex; gap: .8rem; flex-wrap: wrap; margin: 1.6rem 0 .6rem; }
.cta.center { justify-content: center; }
.hero .btn.line { color: #fff; }
.hero .btn.line:hover { background: rgba(255, 255, 255, .08); }
.note { font-size: .9rem; opacity: .75; margin: 0; }
.hero-stats { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.hero-stats li { background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); border-radius: 12px; padding: 1rem 1.2rem; display: grid; gap: .2rem; }
.hero-stats strong { color: #d9b370; font-size: 1.6rem; }
.hero-stats span { opacity: .85; font-size: .95rem; }
@media (max-width: 860px) { .hero-in { grid-template-columns: 1fr; gap: 2rem; } .hero { padding: 2.5rem 0 3rem; } }

/* Secciones */
.sec { padding: 4rem 0; }
.sec.alt { background: var(--bg-alt); }
.sub { color: var(--muted); margin: 0 0 2rem; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.2rem; margin-top: 1.6rem; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 1.4rem; border-top: 4px solid var(--gold); }
.card p { margin: 0; color: var(--muted); }
.two { display: grid; grid-template-columns: 1.2fr 1fr; gap: 3rem; align-items: center; }
@media (max-width: 860px) { .two { grid-template-columns: 1fr; gap: 1.5rem; } }
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: .7rem; }
.checks li { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: .8rem 1rem .8rem 2.6rem; position: relative; }
.checks li::before { content: "✓"; position: absolute; left: 1rem; color: var(--gold); font-weight: 700; }

/* Planes */
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; align-items: stretch; }
@media (max-width: 1000px) { .plans { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .plans { grid-template-columns: 1fr; } }
.plan { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 1.5rem; display: flex; flex-direction: column; position: relative; }
.plan.best { border: 2px solid var(--gold); box-shadow: 0 8px 24px rgba(10, 27, 52, .12); }
.plan .tag { position: absolute; top: -.8rem; left: 1.5rem; margin: 0; background: var(--gold); color: #fff; font-size: .8rem; font-weight: 700; padding: .15rem .7rem; border-radius: 99px; }
.price { font-size: 2rem; font-weight: 700; margin: .2rem 0 0; }
.per { color: var(--muted); margin: 0 0 1rem; font-size: .9rem; }
.plan ul { padding-left: 1.1rem; margin: 0 0 1.4rem; flex: 1; }
.plan li { margin-bottom: .35rem; }
.addon { margin: 2rem 0 .5rem; padding: 1rem 1.2rem; background: var(--gold-soft); border-radius: 10px; }
.soon { color: var(--muted); font-size: .92rem; margin: 0; }

/* Preguntas */
.faq { max-width: 820px; }
details { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: .9rem 1.1rem; margin-bottom: .7rem; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: .7rem 0 0; color: var(--muted); }

/* Contacto y pie */
.contact { background: var(--navy); color: var(--on-navy); }
.contact h2 { color: #fff; }
.foot { background: #071326; color: var(--on-navy); padding: 2rem 0; }
.foot-in { display: grid; gap: .4rem; justify-items: start; }
.foot p { margin: 0; opacity: .8; }