/* =============================================================
   CloudSoft — estilo editorial oscuro (inspirado en Linear)
   ============================================================= */

/* 1. Tokens */
:root {
  --bg:        #08080a;
  --bg-2:      #0d0d11;
  --bg-3:      #131318;
  --bg-elev:   #16161d;
  --ink:       #f7f8f8;
  --ink-2:     #c4c6cd;
  --mute:      #8a8f98;
  --mute-2:    #5c606b;
  --accent:    #7c84f0;
  --accent-2:  #5e6ad2;
  --accent-soft: rgba(124,132,240,0.14);
  --line:      rgba(255,255,255,0.09);
  --line-2:    rgba(255,255,255,0.05);
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --maxw: 1180px;
  --pad: clamp(1.25rem, 5vw, 3rem);
  --nav-h: 68px;
}

/* 2. Reset & base */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; overflow-x: clip; scroll-behavior: smooth; }
body {
  font-family: var(--sans); font-size: 16px; line-height: 1.6;
  color: var(--ink); background: var(--bg);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: clip; overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.04; letter-spacing: -0.03em; font-weight: 600; }
ul { list-style: none; }
::selection { background: var(--accent-soft); color: var(--ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.skip-link { position: fixed; top: -100px; left: 1rem; padding: .6rem 1rem; background: var(--ink); color: var(--bg); z-index: 9999; border-radius: 8px; font-weight: 600; }
.skip-link:focus { top: 1rem; }

/* 3. Utilities */
.eyebrow { font-size: .8rem; font-weight: 500; letter-spacing: .04em; color: var(--mute); font-family: var(--mono); }
.badge { display: inline-block; font-size: .72rem; font-weight: 600; padding: .15em .6em; border-radius: 999px; background: var(--accent-soft); color: var(--accent); border: 1px solid rgba(124,132,240,0.25); margin-right: .55rem; }

/* 4. Botones */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; padding: .6rem 1.05rem; border-radius: 9px; font-size: .92rem; font-weight: 600; letter-spacing: -0.01em; transition: transform .25s var(--ease-out), background .25s var(--ease-out), border-color .25s var(--ease-out), color .25s var(--ease-out), box-shadow .25s var(--ease-out); white-space: nowrap; }
.btn-lg { padding: .8rem 1.4rem; font-size: 1rem; border-radius: 11px; }
.btn-light { background: var(--ink); color: #0a0a0c; box-shadow: 0 1px 0 rgba(255,255,255,0.4) inset; }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -8px rgba(255,255,255,0.25); }
.btn-ghost { color: var(--ink); border: 1px solid var(--line); background: rgba(255,255,255,0.02); }
.btn-ghost:hover { border-color: rgba(255,255,255,0.25); background: rgba(255,255,255,0.05); transform: translateY(-2px); }
.link-quiet { color: var(--ink-2); font-size: .92rem; font-weight: 500; transition: color .2s; }
.link-quiet:hover { color: var(--ink); }

/* 5. Nav */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; transition: background .3s var(--ease-out), border-color .3s var(--ease-out), backdrop-filter .3s; border-bottom: 1px solid transparent; }
.nav.is-scrolled { background: rgba(8,8,10,0.72); backdrop-filter: blur(14px) saturate(160%); -webkit-backdrop-filter: blur(14px) saturate(160%); border-bottom-color: var(--line); }
.nav-inner { max-width: var(--maxw); margin: 0 auto; height: var(--nav-h); padding: 0 var(--pad); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .5rem; font-weight: 600; letter-spacing: -0.02em; }
.brand-name { font-size: 1.08rem; }
.brand-logo { width: 26px; height: 24px; flex: none; object-fit: contain; filter: drop-shadow(0 0 12px rgba(124,132,240,0.45)); }
.brand-word { font-size: 1.18rem; font-weight: 600; letter-spacing: -0.01em; }
.brand-word .bw-cloud { color: var(--ink); }
.brand-word .bw-soft { background: linear-gradient(120deg, #b6bcff, #5e6ad2); -webkit-background-clip: text; background-clip: text; color: transparent; }
.footer-brand .brand-logo { width: 24px; height: 22px; }
.brand-mark { width: 22px; height: 22px; border-radius: 6px; background: conic-gradient(from 210deg, var(--accent), var(--accent-2), #b6bcff, var(--accent)); box-shadow: 0 0 18px -4px var(--accent); flex: none; }
.nav-links { display: none; gap: 1.7rem; }
.nav-links a { color: var(--ink-2); font-size: .92rem; font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: none; align-items: center; gap: 1.1rem; }
.nav-toggle { display: inline-flex; flex-direction: column; gap: 5px; padding: 8px; margin-right: -8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease-out), opacity .2s; }
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile { display: flex; flex-direction: column; gap: .25rem; padding: 0 var(--pad); max-height: 0; overflow: hidden; background: rgba(8,8,10,0.95); backdrop-filter: blur(14px); border-bottom: 1px solid transparent; transition: max-height .4s var(--ease-out), border-color .3s, padding .3s; }
.nav-mobile.is-open { max-height: 360px; padding-top: .5rem; padding-bottom: 1.25rem; border-bottom-color: var(--line); }
.nav-mobile a { padding: .75rem 0; color: var(--ink-2); font-weight: 500; border-bottom: 1px solid var(--line-2); }
.nav-mobile a.btn { border: 0; margin-top: .75rem; justify-content: center; }

/* 6. Hero */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: calc(var(--nav-h) + 2rem) var(--pad) 4rem; overflow: hidden; }
.hero-glow { position: absolute; z-index: 0; width: 90vw; max-width: 1100px; aspect-ratio: 1.6 / 1; left: var(--gx, 50%); top: var(--gy, 38%); transform: translate(-50%, -50%); background: radial-gradient(closest-side, rgba(124,132,240,0.30), rgba(94,106,210,0.10) 55%, transparent 75%); filter: blur(40px); pointer-events: none; transition: left .4s var(--ease-soft), top .4s var(--ease-soft); }
.hero-grid-lines { position: absolute; inset: 0; z-index: 0; pointer-events: none; background-image: linear-gradient(var(--line-2) 1px, transparent 1px), linear-gradient(90deg, var(--line-2) 1px, transparent 1px); background-size: 64px 64px; mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 30%, transparent 75%); opacity: .6; }
.hero-inner { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; width: 100%; }
.hero-title { font-size: clamp(2.7rem, 9vw, 5.8rem); line-height: 0.98; letter-spacing: -0.045em; font-weight: 600; margin: 1.1rem 0 0; max-width: 16ch; }
.hero-title em { font-style: normal; background: linear-gradient(120deg, #b6bcff, var(--accent) 60%, var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { margin-top: 1.5rem; font-size: clamp(1.05rem, 2.1vw, 1.32rem); color: var(--ink-2); max-width: 46ch; line-height: 1.55; }
.hero-actions { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: .8rem; }
.hero-note { margin-top: 2rem; color: var(--mute); font-size: .92rem; }

/* 7. Trust */
.trust { padding: 3.5rem var(--pad) 1rem; max-width: var(--maxw); margin: 0 auto; width: 100%; text-align: center; }
.trust-label { color: var(--mute); font-size: .85rem; margin-bottom: 1.6rem; }
.trust-row { display: flex; flex-wrap: wrap; justify-content: center; gap: .7rem 2.2rem; }
.trust-item { color: var(--ink-2); font-weight: 600; font-size: 1.05rem; letter-spacing: -0.01em; opacity: .55; transition: opacity .25s, color .25s; }
.trust-item:hover { opacity: 1; color: var(--ink); }

/* 8. Statement */
.statement { padding: clamp(5rem, 12vw, 9rem) var(--pad); max-width: 1000px; margin: 0 auto; }
.statement-text { font-size: clamp(1.6rem, 4.2vw, 2.9rem); line-height: 1.22; letter-spacing: -0.03em; font-weight: 500; color: var(--mute); }
.statement-text strong { color: var(--ink); font-weight: 600; }

/* 9. Section heads */
.section-head { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }
.section-title { font-size: clamp(2rem, 5vw, 3.2rem); letter-spacing: -0.04em; margin-top: .8rem; max-width: 18ch; }

/* 10. Capacidades */
.caps { padding: clamp(3rem, 7vw, 5rem) 0 clamp(4rem, 9vw, 7rem); }
.caps-list { max-width: var(--maxw); margin: 2.5rem auto 0; padding: 0 var(--pad); border-top: 1px solid var(--line); }
.cap { display: grid; grid-template-columns: 1fr; gap: .6rem; padding: 2.1rem 0; border-bottom: 1px solid var(--line); position: relative; transition: background .3s var(--ease-out); }
.cap-head { display: flex; align-items: baseline; gap: 1rem; }
.cap-num { font-family: var(--mono); color: var(--accent); font-size: .9rem; font-weight: 500; }
.cap-tag { font-family: var(--mono); color: var(--mute); font-size: .8rem; letter-spacing: .03em; }
.cap-title { font-size: clamp(1.35rem, 3vw, 1.9rem); letter-spacing: -0.03em; }
.cap-body { color: var(--ink-2); max-width: 60ch; line-height: 1.6; }
@media (min-width: 960px) { .cap { grid-template-columns: 0.9fr 1.1fr; gap: 2rem; align-items: start; padding: 2.5rem 1.2rem; border-radius: 14px; } .cap:hover { background: var(--bg-3); } .cap-body { margin-top: .2rem; } }

/* 11b. Planes */
.planes { padding: clamp(3rem, 7vw, 5rem) 0 clamp(4rem, 9vw, 7rem); }
.planes-grid { max-width: var(--maxw); margin: 2.6rem auto 0; padding: 0 var(--pad); display: grid; grid-template-columns: 1fr; gap: 1.1rem; }
.plan { position: relative; background: var(--bg-3); border: 1px solid var(--line); border-radius: 18px; padding: 2rem 1.7rem; display: flex; flex-direction: column; transition: transform .3s var(--ease-out), border-color .3s var(--ease-out), background .3s var(--ease-out); }
.plan:hover { transform: translateY(-4px); border-color: rgba(255,255,255,0.18); }
.plan-featured { border-color: rgba(124,132,240,0.45); background: linear-gradient(180deg, rgba(124,132,240,0.10), var(--bg-3) 60%); box-shadow: 0 30px 70px -40px rgba(124,132,240,0.6); }
.plan-badge { position: absolute; top: -11px; left: 1.7rem; font-size: .72rem; font-weight: 600; padding: .25em .7em; border-radius: 999px; background: var(--accent); color: #0a0a0c; }
.plan-name { font-size: 1.4rem; letter-spacing: -0.03em; }
.plan-desc { margin-top: .6rem; color: var(--ink-2); font-size: .98rem; }
.plan-feats { margin-top: 1.3rem; display: grid; gap: .7rem; flex: 1; }
.plan-feats li { position: relative; padding-left: 1.6rem; color: var(--ink-2); font-size: .96rem; }
.plan-feats li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--accent); font-weight: 700; font-size: .9rem; }
.plan-cta { margin-top: 1.7rem; width: 100%; }
.planes-note { max-width: var(--maxw); margin: 1.8rem auto 0; padding: 0 var(--pad); color: var(--mute); font-size: .95rem; text-align: center; }
@media (min-width: 880px) { .planes-grid { grid-template-columns: repeat(3, 1fr); align-items: stretch; } .plan-featured { transform: scale(1.03); } .plan-featured:hover { transform: scale(1.03) translateY(-4px); } }

/* 12. Stats */
.stats { max-width: var(--maxw); margin: 0 auto; padding: clamp(2.5rem, 6vw, 4rem) var(--pad); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stats-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem 1rem; }
.stat-value { font-size: clamp(2.2rem, 6vw, 3.4rem); font-weight: 600; letter-spacing: -0.04em; background: linear-gradient(120deg, var(--ink), #aeb3ff); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.stat-label { margin-top: .5rem; color: var(--mute); font-size: .92rem; }
@media (min-width: 720px) { .stats-row { grid-template-columns: repeat(4, 1fr); } }

/* 13. Proceso */
.proceso { padding: clamp(4rem, 9vw, 7rem) 0; }
.proceso-grid { max-width: var(--maxw); margin: 2.6rem auto 0; padding: 0 var(--pad); display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.proceso-card { background: var(--bg); padding: 2rem 1.7rem; transition: background .3s var(--ease-out); }
.proceso-card:hover { background: var(--bg-3); }
.proceso-step { font-family: var(--mono); color: var(--accent); font-size: .85rem; }
.proceso-card h3 { font-size: 1.25rem; margin-top: .7rem; letter-spacing: -0.02em; }
.proceso-card p { margin-top: .6rem; color: var(--ink-2); font-size: .96rem; }
@media (min-width: 600px) { .proceso-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .proceso-grid { grid-template-columns: repeat(4, 1fr); } }

/* 14. CTA */
.cta { position: relative; overflow: hidden; padding: clamp(5rem, 13vw, 9rem) var(--pad); text-align: center; }
.cta-glow { position: absolute; left: 50%; bottom: -40%; transform: translateX(-50%); width: 120%; max-width: 1200px; aspect-ratio: 2/1; background: radial-gradient(closest-side, rgba(124,132,240,0.22), transparent 70%); filter: blur(30px); pointer-events: none; }
.cta-inner { position: relative; z-index: 1; max-width: 720px; margin: 0 auto; }
.cta-title { font-size: clamp(2.1rem, 6vw, 3.6rem); letter-spacing: -0.04em; }
.cta-sub { margin-top: 1.1rem; color: var(--ink-2); font-size: 1.12rem; }
.cta-actions { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: .8rem; justify-content: center; }
.cta-mail { margin-top: 1.8rem; font-family: var(--mono); font-size: .9rem; }
.cta-mail a { color: var(--mute); border-bottom: 1px solid transparent; transition: color .2s, border-color .2s; }
.cta-mail a:hover { color: var(--ink); border-bottom-color: var(--accent); }

/* 15. Footer */
.footer { border-top: 1px solid var(--line); padding: 3rem var(--pad); }
.footer-inner { max-width: var(--maxw); margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; align-items: flex-start; }
.footer-brand { display: inline-flex; align-items: center; gap: .5rem; font-weight: 600; }
.footer-meta { color: var(--mute); font-size: .9rem; display: flex; gap: .6rem; flex-wrap: wrap; }
.footer-copy { color: var(--mute-2); font-size: .85rem; }
@media (min-width: 720px) { .footer-inner { flex-direction: row; align-items: center; justify-content: space-between; } }

/* 16. Reveals */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); will-change: opacity, transform; }
.js .reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; }
.hero-inner .reveal:nth-child(2) { transition-delay: .06s; }
.hero-inner .reveal:nth-child(3) { transition-delay: .12s; }
.hero-inner .reveal:nth-child(4) { transition-delay: .18s; }
.hero-inner .reveal:nth-child(5) { transition-delay: .24s; }

/* 17. Responsive nav */
@media (min-width: 880px) { .nav-links { display: flex; } .nav-cta { display: flex; } .nav-toggle { display: none; } .nav-mobile { display: none; } }

/* 19. Fondo 3D + capas de profundidad */
html { background: var(--bg); }
body { background: transparent; }
main, .footer { position: relative; z-index: 1; }
.bg-3d { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; opacity: 0; transition: opacity 1.2s var(--ease-out); }
.bg-3d.is-on { opacity: 1; }
.bg-vignette { position: fixed; inset: 0; z-index: 0; pointer-events: none; background: radial-gradient(ellipse 75% 65% at 50% 40%, transparent 40%, rgba(8,8,10,0.55) 78%, rgba(8,8,10,0.85) 100%); }

/* 20. Barra de progreso */
.scroll-progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; z-index: 300; background: linear-gradient(90deg, #b6bcff, var(--accent), var(--accent-2)); box-shadow: 0 0 12px rgba(124,132,240,0.6); transition: width .1s linear; }

/* 21. Testimonios */
.testimonios { padding: clamp(3rem, 7vw, 5rem) 0; }
.testi-grid { max-width: var(--maxw); margin: 2.6rem auto 0; padding: 0 var(--pad); display: grid; grid-template-columns: 1fr; gap: 1.1rem; }
.testi { background: rgba(19,19,24,0.7); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border: 1px solid var(--line); border-radius: 16px; padding: 1.8rem 1.6rem; transition: transform .3s var(--ease-out), border-color .3s var(--ease-out); }
.testi:hover { transform: translateY(-4px); border-color: rgba(124,132,240,0.35); }
.testi-quote { color: var(--ink); font-size: 1.04rem; line-height: 1.55; }
.testi-author { display: flex; align-items: center; gap: .8rem; margin-top: 1.4rem; }
.testi-avatar { width: 42px; height: 42px; border-radius: 50%; flex: none; display: grid; place-items: center; font-family: var(--mono); font-size: .85rem; font-weight: 600; color: #0a0a0c; background: linear-gradient(135deg, #b6bcff, var(--accent-2)); }
.testi-id { display: flex; flex-direction: column; color: var(--mute); font-size: .85rem; }
.testi-id strong { color: var(--ink); font-size: .95rem; font-weight: 600; }
@media (min-width: 880px) { .testi-grid { grid-template-columns: repeat(3, 1fr); } }

/* 22. FAQ */
.faq { padding: clamp(3rem, 7vw, 5rem) 0 clamp(4rem, 9vw, 7rem); }
.faq-list { max-width: 820px; margin: 2.4rem auto 0; padding: 0 var(--pad); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; text-align: left; padding: 1.4rem 0; font-size: 1.1rem; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); transition: color .2s; }
.faq-q:hover { color: var(--accent); }
.faq-ic { position: relative; width: 16px; height: 16px; flex: none; }
.faq-ic::before, .faq-ic::after { content: ""; position: absolute; top: 50%; left: 0; width: 16px; height: 2px; background: var(--accent); border-radius: 2px; transform: translateY(-50%); transition: transform .3s var(--ease-out); }
.faq-ic::after { transform: translateY(-50%) rotate(90deg); }
.faq-q[aria-expanded="true"] .faq-ic::after { transform: translateY(-50%) rotate(0deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease-out); }
.faq-a p { color: var(--ink-2); padding-bottom: 1.4rem; max-width: 70ch; line-height: 1.6; }

/* 23. Perspectiva para tilt de planes */
.planes-grid { perspective: 1200px; }
.plan { transform-style: preserve-3d; }

/* 18. Reduced-motion */
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .hero-glow { transition: none; } .reveal { transition-duration: .35s; } }

/* 24. Formulario de contacto */
.cta-form { margin-top: 2.4rem; display: grid; gap: .9rem; text-align: left; }
.form-row { display: grid; grid-template-columns: 1fr; gap: .9rem; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }
.cta-form input, .cta-form select, .cta-form textarea {
  width: 100%; padding: .85rem 1rem; border-radius: 11px;
  background: rgba(19,19,24,0.75); border: 1px solid var(--line);
  color: var(--ink); font: inherit; font-size: .95rem;
  transition: border-color .25s var(--ease-out), background .25s var(--ease-out), box-shadow .25s var(--ease-out);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.cta-form input::placeholder, .cta-form textarea::placeholder { color: var(--mute); }
.cta-form select:invalid { color: var(--mute); }
.cta-form select option { background: var(--bg-3); color: var(--ink); }
.cta-form input:focus, .cta-form select:focus, .cta-form textarea:focus {
  outline: none; border-color: rgba(124,132,240,0.55);
  box-shadow: 0 0 0 3px rgba(124,132,240,0.15); background: rgba(19,19,24,0.95);
}
.cta-form textarea { resize: vertical; min-height: 110px; }
.cta-form .btn { width: 100%; margin-top: .3rem; }
.cta-form .btn[disabled] { opacity: .6; cursor: wait; transform: none; }
.form-hint { color: var(--mute-2); font-size: .82rem; text-align: center; }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; }

/* 25. WhatsApp */
.cta-alt { margin-top: 2rem; display: flex; flex-direction: column; align-items: center; gap: .9rem; }
.btn-wsp { background: #1fbe5f; color: #062b14; padding: .8rem 1.5rem; border-radius: 12px; font-weight: 600; font-size: 1rem; display: inline-flex; align-items: center; gap: .55rem; box-shadow: 0 12px 30px -12px rgba(31,190,95,0.55); transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out); }
.btn-wsp:hover { transform: translateY(-2px); box-shadow: 0 16px 38px -12px rgba(31,190,95,0.7); }
.btn-wsp svg { width: 20px; height: 20px; }
.wsp-fab { position: fixed; right: 1.15rem; bottom: 1.15rem; z-index: 200; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: #1fbe5f; color: #fff; box-shadow: 0 10px 30px -8px rgba(31,190,95,0.65); transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out); }
.wsp-fab svg { width: 30px; height: 30px; }
.wsp-fab::after { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid rgba(31,190,95,0.6); animation: wsp-pulse 2.4s var(--ease-soft) infinite; }
.wsp-fab:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 16px 40px -8px rgba(31,190,95,0.8); }
@keyframes wsp-pulse { 0% { transform: scale(1); opacity: .8; } 70% { transform: scale(1.55); opacity: 0; } 100% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .wsp-fab::after { animation: none; } }

/* 26. Toast */
.toast { position: fixed; left: 50%; bottom: 1.4rem; transform: translate(-50%, 140%); z-index: 400; max-width: min(92vw, 480px); padding: .9rem 1.3rem; border-radius: 12px; background: var(--bg-elev); border: 1px solid rgba(124,132,240,0.4); color: var(--ink); font-size: .93rem; text-align: center; box-shadow: 0 20px 50px -20px rgba(0,0,0,0.8); transition: transform .45s var(--ease-out); pointer-events: none; }
.toast.is-on { transform: translate(-50%, 0); }

/* 27. Footer links */
.footer-meta a { color: var(--mute); transition: color .2s; }
.footer-meta a:hover { color: var(--ink); }

/* 28. Sistemas (tarjetas de producto) */
.sistemas { padding: clamp(3.5rem, 8vw, 6rem) 0 clamp(4rem, 9vw, 7rem); }
.section-sub { margin-top: 1.1rem; color: var(--ink-2); max-width: 58ch; font-size: 1.05rem; line-height: 1.6; }
.sys-grid { max-width: var(--maxw); margin: 2.8rem auto 0; padding: 0 var(--pad); display: grid; grid-template-columns: 1fr; gap: 1.1rem; perspective: 1200px; }
.sys { position: relative; background: var(--bg-3); border: 1px solid var(--line); border-radius: 18px; padding: 2.1rem 1.8rem; display: flex; flex-direction: column; transition: transform .3s var(--ease-out), border-color .3s var(--ease-out), box-shadow .3s var(--ease-out); transform-style: preserve-3d; }
.sys:hover { transform: translateY(-5px); border-color: rgba(255,255,255,0.2); }
.sys-featured { border-color: rgba(124,132,240,0.45); background: linear-gradient(180deg, rgba(124,132,240,0.10), var(--bg-3) 60%); box-shadow: 0 30px 70px -40px rgba(124,132,240,0.6); }
.sys-icon { width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; color: var(--accent); background: var(--accent-soft); border: 1px solid rgba(124,132,240,0.3); box-shadow: 0 0 24px -8px rgba(124,132,240,0.5); }
.sys-icon svg { width: 26px; height: 26px; }
.sys-tag { margin-top: 1.2rem; font-family: var(--mono); font-size: .75rem; letter-spacing: .04em; color: var(--mute); text-transform: uppercase; }
.sys-name { margin-top: .5rem; font-size: 1.55rem; letter-spacing: -0.03em; }
.sys-name em { font-style: normal; background: linear-gradient(120deg, #b6bcff, var(--accent) 60%, var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sys-desc { margin-top: .7rem; color: var(--ink-2); font-size: .98rem; line-height: 1.55; }
.sys .plan-feats { margin-top: 1.4rem; }
.sys .plan-cta { margin-top: 1.8rem; width: 100%; }
.note-link { color: var(--accent); font-weight: 600; transition: color .2s; }
.note-link:hover { color: #b6bcff; }
@media (min-width: 900px) { .sys-grid { grid-template-columns: repeat(3, 1fr); align-items: stretch; } .sys-featured { transform: scale(1.03); } .sys-featured:hover { transform: scale(1.03) translateY(-5px); } }