/* Anilla — landing v2. Dirección Observatorio: espacio violeta oscuro,
   cristal, tonos joya, glow suave. Baja estimulación: la profundidad la dan
   las capas y la luz, no el movimiento. */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #0a0616; --bg2: #120a24;
  --panel: rgba(255,255,255,.035); --panel-solid: #151028;
  --border: rgba(255,255,255,.08); --border-strong: rgba(255,255,255,.14);
  --text: #eceaf6; --dim: #b9b4d0; --faint: #8d89a6;
  --amber: #f5a623; --teal: #35d0c5; --violet: #a06bff;
  --radius: 18px;
}
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, 'Helvetica Neue', sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* Fondo en pseudo-elemento fijo: background-attachment:fixed pinta blanco al
   hacer scroll en WebKit (Safari/iOS incluidos) — este patrón no. */
body::before {
  content: ''; position: fixed; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 90% 55% at 70% -10%, rgba(160,107,255,.14), transparent 60%),
    radial-gradient(ellipse 70% 50% at 10% 20%, rgba(53,208,197,.06), transparent 55%),
    linear-gradient(180deg, #140b28 0%, var(--bg2) 30%, var(--bg) 70%, #060310 100%);
}
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }
::selection { background: rgba(245,166,35,.3); }

/* ---------- header (cristal, pegado) ---------- */
.topnav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  background: rgba(10,6,22,.72);
  border-bottom: 1px solid var(--border);
}
.topnav .wrap { display: flex; align-items: center; gap: 14px; height: 66px; }
.mark { width: 26px; height: 26px; border: 2.5px solid var(--amber); border-radius: 50%;
        box-shadow: 0 0 18px rgba(245,166,35,.4), inset 0 0 8px rgba(245,166,35,.15); flex-shrink: 0; }
.brand { font-size: 20px; font-weight: 800; letter-spacing: .22em; }
.topnav nav { margin-left: auto; display: flex; gap: 6px; align-items: center; }
.topnav nav a { color: var(--dim); text-decoration: none; font-size: 14.5px; font-weight: 600;
                padding: 8px 14px; border-radius: 8px; }
.topnav nav a:hover { color: var(--text); background: var(--panel); }
.topnav nav a.navbuy { color: #1a1030; background: var(--amber); font-weight: 800; margin-left: 8px; }
.topnav nav a.navbuy:hover { filter: brightness(1.08); }
@media (max-width: 640px) { .topnav nav a:not(.navbuy) { display: none; } }

/* ---------- hero ---------- */
.hero { position: relative; padding: 108px 0 96px; }
.hero-inner { max-width: 720px; position: relative; z-index: 2; }
.kicker { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 700;
          letter-spacing: .16em; text-transform: uppercase; color: var(--amber);
          border: 1px solid rgba(245,166,35,.35); background: rgba(245,166,35,.07);
          padding: 7px 16px; border-radius: 999px; margin-bottom: 28px; }
.kicker::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--amber);
                  box-shadow: 0 0 10px var(--amber); }
.hero h1 { font-size: clamp(38px, 6vw, 64px); font-weight: 800; line-height: 1.06; letter-spacing: -0.022em; }
.hero h1 em { font-style: normal; background: linear-gradient(100deg, var(--amber), #ffd06b);
              -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { margin-top: 26px; font-size: 19.5px; color: var(--dim); max-width: 620px; }
.hero .lead b { color: var(--text); font-weight: 700; }
.cta-row { margin-top: 38px; display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.btn { display: inline-block; font-weight: 800; padding: 16px 30px; border-radius: 12px;
       text-decoration: none; font-size: 16.5px; letter-spacing: .01em; }
.btn-primary { background: linear-gradient(100deg, var(--amber), #ffb84d); color: #1a1030;
               box-shadow: 0 8px 30px rgba(245,166,35,.28); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 12px 36px rgba(245,166,35,.36); }
.btn-ghost { color: var(--text); border: 1px solid var(--border-strong); background: var(--panel); }
.btn-ghost:hover { border-color: rgba(255,255,255,.28); }
.btn { transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease; }
.trust { margin-top: 34px; display: flex; gap: 10px; flex-wrap: wrap; }
.chip { font-size: 13.5px; font-weight: 600; color: var(--dim); border: 1px solid var(--border);
        background: rgba(255,255,255,.025); padding: 8px 15px; border-radius: 999px; }
.chip b { color: var(--text); }

/* anillas del hero */
.rings { position: absolute; right: -140px; top: 50%; transform: translateY(-52%);
         width: 560px; height: 560px; pointer-events: none; z-index: 1; }
.ring { position: absolute; border-radius: 50%; top: 50%; left: 50%; transform: translate(-50%,-50%); }
.ring:nth-child(1) { width: 560px; height: 560px; border: 1.5px solid rgba(245,166,35,.12); }
.ring:nth-child(2) { width: 400px; height: 400px; border: 1.5px solid rgba(53,208,197,.18);
                     box-shadow: 0 0 60px rgba(53,208,197,.06); }
.ring:nth-child(3) { width: 250px; height: 250px; border: 2.5px solid rgba(160,107,255,.45);
                     box-shadow: 0 0 90px rgba(160,107,255,.22), inset 0 0 50px rgba(160,107,255,.08); }
.ring-core { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
             width: 10px; height: 10px; border-radius: 50%; background: #fff;
             box-shadow: 0 0 24px #fff, 0 0 60px var(--violet); opacity: .9; }
@media (max-width: 980px) { .rings { opacity: .25; right: -320px; } }

/* ---------- secciones ---------- */
section { padding: 84px 0; position: relative; }
.sec-head { max-width: 640px; margin-bottom: 46px; }
.sec-kicker { font-size: 12.5px; font-weight: 800; letter-spacing: .2em; text-transform: uppercase;
              margin-bottom: 14px; display: block; }
h2 { font-size: clamp(28px, 3.6vw, 38px); font-weight: 800; letter-spacing: -0.015em; line-height: 1.15; }
.sub { margin-top: 14px; color: var(--faint); font-size: 17.5px; }
.hr-glow { height: 1px; border: 0; background: linear-gradient(90deg, transparent, var(--border-strong), transparent); }

/* ---------- tiers ---------- */
.tiers { display: grid; grid-template-columns: repeat(auto-fit, minmax(310px, 1fr)); gap: 26px; }
.tier { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
        overflow: hidden; display: flex; flex-direction: column;
        backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
        transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.tier:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--acc) 45%, transparent);
              box-shadow: 0 20px 50px rgba(0,0,0,.35), 0 0 40px color-mix(in srgb, var(--acc) 10%, transparent); }
.tier[data-acc="amber"]  { --acc: var(--amber); }
.tier[data-acc="teal"]   { --acc: var(--teal); }
.tier[data-acc="violet"] { --acc: var(--violet); }
.tier img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block;
            border-bottom: 1px solid var(--border); }
.tier-body { padding: 28px 28px 30px; display: flex; flex-direction: column; flex: 1; }
.tier .badge { color: var(--acc); font-size: 12.5px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.tier h3 { font-size: 22px; font-weight: 800; margin: 10px 0 2px; letter-spacing: -0.01em; }
.tier .price { display: flex; align-items: baseline; gap: 10px; margin: 14px 0 4px; }
.tier .price .n { font-size: 42px; font-weight: 800; letter-spacing: -0.02em; }
.tier .price .per { font-size: 14px; color: var(--faint); font-weight: 600; }
.tier ul { list-style: none; margin: 16px 0 26px; display: grid; gap: 11px; }
.tier li { padding-left: 26px; position: relative; color: var(--dim); font-size: 15px; line-height: 1.55; }
.tier li::before { content: ''; position: absolute; left: 2px; top: 7px; width: 9px; height: 9px;
                   border: 2px solid var(--acc); border-radius: 50%;
                   box-shadow: 0 0 8px color-mix(in srgb, var(--acc) 55%, transparent); }
.tier li b { color: var(--text); }
.tier code { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 13px;
             background: rgba(255,255,255,.06); padding: 1px 6px; border-radius: 5px; }
.tier .buy { margin-top: auto; text-align: center; font-weight: 800; padding: 15px; border-radius: 11px;
             text-decoration: none; font-size: 15.5px; border: 1.5px solid var(--acc); color: var(--acc);
             transition: background .15s ease, color .15s ease; }
.tier .buy:hover { background: var(--acc); color: #12091f; }
.tier .buy.primary { background: var(--acc); color: #12091f; box-shadow: 0 6px 24px color-mix(in srgb, var(--acc) 30%, transparent); }
.tier .buy.primary:hover { filter: brightness(1.07); }
.tier .buy.soon { border-style: dashed; opacity: .5; cursor: default; pointer-events: none; }
.tier .fine { margin-top: 13px; font-size: 12.5px; color: var(--faint); text-align: center; line-height: 1.5; }
.avail { display: inline-block; font-size: 11.5px; font-weight: 800; letter-spacing: .12em;
         text-transform: uppercase; padding: 4px 10px; border-radius: 6px; margin-left: 10px;
         vertical-align: middle; }
.avail.now { color: #12091f; background: var(--acc); }
.avail.soon { color: var(--faint); border: 1px dashed var(--border-strong); }

/* ---------- pasos ---------- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; counter-reset: paso; }
.step { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
        padding: 28px 26px; position: relative; }
.step .num { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
             font-weight: 800; font-size: 17px; color: var(--amber);
             border: 1.5px solid rgba(245,166,35,.5); box-shadow: 0 0 16px rgba(245,166,35,.15);
             margin-bottom: 18px; }
.step h4 { font-size: 17.5px; font-weight: 800; margin-bottom: 8px; }
.step p { color: var(--dim); font-size: 15px; }

/* ---------- qué necesitas / dentro del zip ---------- */
.twocol { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 26px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; }
.card h4 { font-size: 18px; font-weight: 800; margin-bottom: 14px; }
.card ul { list-style: none; display: grid; gap: 11px; }
.card li { color: var(--dim); font-size: 15.5px; padding-left: 26px; position: relative; }
.card li::before { content: '→'; position: absolute; left: 0; color: var(--faint); }
.card li b { color: var(--text); }
.card .cost { margin-top: 16px; font-size: 13.5px; color: var(--faint); border-top: 1px solid var(--border);
              padding-top: 14px; }

/* ---------- garantía ---------- */
.guarantee { display: flex; gap: 22px; align-items: flex-start;
             border: 1px solid rgba(53,208,197,.3); background: rgba(53,208,197,.05);
             border-radius: var(--radius); padding: 30px 32px; }
.guarantee .shield { width: 46px; height: 46px; flex-shrink: 0; border-radius: 50%;
                     border: 2px solid var(--teal); display: grid; place-items: center;
                     color: var(--teal); font-size: 21px; box-shadow: 0 0 20px rgba(53,208,197,.2); }
.guarantee h4 { font-size: 19px; font-weight: 800; margin-bottom: 6px; }
.guarantee p { color: var(--dim); font-size: 15.5px; }

/* ---------- faq ---------- */
.faq { max-width: 760px; }
.faq details { border: 1px solid var(--border); border-radius: 14px; background: var(--panel);
               margin-bottom: 12px; overflow: hidden; }
.faq summary { cursor: pointer; padding: 19px 24px; font-weight: 700; font-size: 16px; list-style: none;
               display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 22px; color: var(--faint); font-weight: 400; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 24px 20px; color: var(--dim); font-size: 15.5px; }
.faq details p a { color: var(--teal); }

/* ---------- cta final ---------- */
.finale { text-align: center; padding: 90px 0 100px; position: relative; }
.finale h2 { margin-bottom: 12px; }
.finale .sub { margin: 0 auto 34px; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--border); padding: 44px 0 54px; color: var(--faint); font-size: 14px;
         background: rgba(0,0,0,.25); }
.foot-grid { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; margin-bottom: 26px; }
.foot-brand { display: flex; align-items: center; gap: 12px; }
footer .links { display: flex; gap: 24px; flex-wrap: wrap; }
footer a { color: var(--dim); text-decoration: none; }
footer a:hover { color: var(--text); }
footer .legal-note { max-width: 640px; line-height: 1.6; }

/* ---------- reveal on scroll (sutil; se desactiva sin JS o con reduced-motion) ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- páginas legales ---------- */
.legal { max-width: 760px; padding: 56px 0 80px; }
.legal h1 { font-size: 36px; margin-bottom: 8px; letter-spacing: -0.015em; }
.legal .updated { color: var(--faint); font-size: 14px; margin-bottom: 34px; }
.legal h2 { font-size: 20px; margin: 32px 0 8px; }
.legal p, .legal li { color: var(--dim); font-size: 16px; margin-bottom: 10px; }
.legal ul { padding-left: 22px; }
.legal a { color: var(--teal); }