/* Piezas compartidas por todas las páginas: menú móvil, cabecera al hacer scroll y pie de página. */
html { scroll-padding-top: 76px; }
.bar { transition: box-shadow .2s, background .2s; }
.bar.scrolled { box-shadow: 0 10px 30px -22px rgba(13, 6, 28, .6); background: color-mix(in srgb, var(--bg) 88%, transparent); -webkit-backdrop-filter: saturate(1.4) blur(12px); backdrop-filter: saturate(1.4) blur(12px); }
.nav a[aria-current="true"] { color: var(--accent); }
.menu-btn { display: none; width: 42px; height: 42px; border-radius: 10px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); place-items: center; padding: 0; cursor: pointer; flex: none; }
.menu-btn svg { width: 22px; height: 22px; }
.menu-btn[aria-expanded="true"] .i-open, .menu-btn[aria-expanded="false"] .i-close { display: none; }
.mnav { position: fixed; z-index: 19; left: 0; right: 0; top: calc(58px + env(safe-area-inset-top, 0px)); background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: 0 24px 40px -24px rgba(0, 0, 0, .5); padding: 8px max(16px, env(safe-area-inset-left, 0px)) 18px; max-height: calc(100dvh - 58px); overflow-y: auto; }
.mnav a { display: flex; justify-content: space-between; align-items: center; padding: 14px 4px; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 600; font-size: 1.05rem; }
.mnav a::after { content: "→"; color: var(--accent); }
.mnav .mnav-wa { margin-top: 14px; border: 0; border-radius: 12px; background: #1fa855; color: #fff; justify-content: center; gap: 8px; }
.mnav .mnav-wa::after { content: none; }
.mnav svg { width: 20px; height: 20px; flex: none; }
.sf-contact svg, .sf-btns svg, .mnav-wa svg { max-width: 20px; max-height: 20px; }
@media (max-width: 980px) { .menu-btn { display: grid; } }

/* pie de página */
.sf { --f-bg: #120a22; --f-ink: #f3eefc; --f-muted: #a99bc7; --f-line: #2b1d4a; --f-acc: #b794ff;
  background: var(--f-bg); color: var(--f-ink); margin: clamp(40px, 8vw, 80px) calc(-1 * max(16px, env(safe-area-inset-left, 0px))) 0;
  padding: 0 max(16px, env(safe-area-inset-left, 0px)) calc(28px + env(safe-area-inset-bottom, 0px)); font-size: .92rem; border: 0; display: block; }
.sf a { color: inherit; }
.sf-in { max-width: 1080px; margin: 0 auto; }
.sf-cta { position: relative; top: calc(-1 * clamp(40px, 6vw, 60px)); margin-bottom: calc(-1 * clamp(10px, 3vw, 24px)); background: linear-gradient(120deg, #6b2fd1, #8c4cf0 55%, #a76cff); color: #fff; border-radius: 20px; padding: clamp(22px, 4vw, 40px); display: flex; flex-wrap: wrap; gap: 20px; align-items: center; justify-content: space-between; box-shadow: 0 30px 60px -30px rgba(107, 47, 209, .8); overflow: hidden; }
.sf-cta::after { content: ""; position: absolute; right: -60px; top: -60px; width: 220px; height: 220px; border-radius: 50%; border: 28px solid rgba(255, 255, 255, .08); }
.sf-cta h2 { font-family: var(--display); font-size: clamp(1.5rem, 4vw, 2.3rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.05; margin: 6px 0 0; max-width: 22ch; color: #fff; }
.sf-cta p { margin: 0; font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; opacity: .85; }
.sf-btns { display: flex; flex-wrap: wrap; gap: 10px; position: relative; z-index: 1; }
.sf-btns a { display: inline-flex; align-items: center; gap: 8px; padding: 14px 20px; border-radius: 12px; font-weight: 600; text-decoration: none; transition: transform .15s; }
.sf-btns a:hover { transform: translateY(-1px); }
.sf-btns svg { width: 20px; height: 20px; }
.sf-b1 { background: #fff; color: #3a1680 !important; }
.sf-b2 { background: #1fa855; color: #fff; }
.sf-grid { display: grid; grid-template-columns: 1.3fr 1.5fr 1fr 1fr; gap: 32px 28px; padding-top: 8px; }
.sf h4 { margin: 0 0 14px; font-family: var(--mono); font-size: .7rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--f-muted); }
.sf ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.sf nav a { color: var(--f-ink); text-decoration: none; opacity: .86; transition: opacity .15s, color .15s; }
.sf nav a:hover { opacity: 1; color: var(--f-acc); }
.sf-cols { grid-template-columns: 1fr 1fr; column-gap: 18px; }
.sf-logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--display); font-weight: 800; font-size: 1.15rem; letter-spacing: .04em; }
.sf-logo img { width: 36px; height: 36px; border-radius: 10px; }
.sf-logo span { color: var(--f-acc); }
.sf-brand p { color: var(--f-muted); margin: 14px 0 18px; max-width: 30ch; line-height: 1.55; }
.sf-contact { gap: 10px !important; }
.sf-contact a, .sf-contact span { display: inline-flex; gap: 10px; align-items: center; text-decoration: none; color: var(--f-ink); }
.sf-contact svg { width: 18px; height: 18px; color: var(--f-acc); flex: none; }
.sf-legal { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--f-line); display: grid; gap: 14px; color: var(--f-muted); font-size: .82rem; }
.sf-legal strong { color: var(--f-ink); }
.sf-bottom { display: flex; flex-wrap: wrap; gap: 10px 20px; justify-content: space-between; align-items: center; }
.sf-bottom .sf-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.sf-bottom button { background: none; border: 0; padding: 0; color: inherit; font: inherit; text-decoration: underline; cursor: pointer; }
.sf-pay { display: flex; flex-wrap: wrap; gap: 6px; }
.sf-pay span { border: 1px solid var(--f-line); border-radius: 999px; padding: 4px 10px; font-size: .74rem; color: var(--f-ink); }
@media (max-width: 900px) { .sf-grid { grid-template-columns: 1fr 1fr; } .sf-brand { grid-column: 1 / -1; } }
@media (max-width: 520px) { .sf-grid { grid-template-columns: 1fr; } .sf-cta { border-radius: 16px; } .sf-btns, .sf-btns a { width: 100%; justify-content: center; } }

/* barra fija de compra en móvil (fichas) */
.buybar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 16; display: none; gap: 10px; padding: 10px max(16px, env(safe-area-inset-left, 0px)) calc(10px + env(safe-area-inset-bottom, 0px)); background: var(--surface); border-top: 1px solid var(--line); box-shadow: 0 -8px 24px -16px rgba(0, 0, 0, .4); }
.buybar a { flex: 1; justify-content: center; }
.buybar .btn-wa { flex: 0 0 52px; padding: 0; }
@media (max-width: 760px) { .buybar { display: flex; } .buybar ~ .fab { display: none; } .has-buybar .sf { padding-bottom: 96px; } }
.share { background: none; border: 1.5px solid var(--line); color: var(--ink); border-radius: 10px; padding: 10px 14px; font: 600 .9rem var(--body); cursor: pointer; display: inline-flex; gap: 8px; align-items: center; }
.share svg { width: 18px; height: 18px; }