:root{
  --bg:#ffffff; --ink:#0c1b25; --muted:#5a6b78; --line:#e6ecf0;
  --brand:#0b3a53; --brand-2:#0f7a8c; --accent:#16c0d8; --accent-2:#3b82f6;
  --ink-dark:#071a26; --soft:#f5f8fa;
  --radius:16px; --radius-lg:22px; --maxw:1140px;
  --shadow-sm:0 1px 2px rgba(12,27,37,.05),0 4px 14px rgba(12,27,37,.05);
  --shadow:0 10px 30px rgba(12,27,37,.10);
  --shadow-lg:0 30px 70px rgba(7,26,38,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
h1,h2,h3,h4{font-family:Sora,Inter,sans-serif;line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5vw,3.7rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:700}
h3{font-size:1.18rem;font-weight:600;font-family:Inter,sans-serif}
p{margin:0 0 1rem}
a{color:var(--brand-2);text-decoration:none}
.center{text-align:center}
.muted{color:var(--muted)}
.big{font-size:1.15rem}
.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;
  font-weight:700;color:var(--brand-2);margin-bottom:14px}
.grad{background:linear-gradient(100deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}

/* Brand mark (logo, sin iconos de set) */
.brand{display:inline-flex;align-items:center;gap:9px;font-family:Sora,sans-serif;font-weight:800;font-size:1.18rem;color:var(--brand);letter-spacing:-.02em;white-space:nowrap;flex:none}
.brand-mark{width:20px;height:20px;border-radius:7px;background:conic-gradient(from 140deg,var(--accent),var(--brand-2),var(--brand));box-shadow:inset 0 0 0 3px rgba(255,255,255,.35)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;border-radius:11px;
  font-weight:600;font-size:1rem;cursor:pointer;border:1px solid transparent;transition:transform .15s,box-shadow .15s,background .15s,color .15s}
.btn:hover{transform:translateY(-2px)}
.btn-sm{padding:9px 17px;font-size:.92rem}
.btn-lg{padding:15px 28px;font-size:1.05rem}
.btn-block{width:100%}
.btn-primary{background:linear-gradient(100deg,var(--brand-2),var(--brand));color:#fff;box-shadow:0 8px 22px rgba(11,58,83,.28)}
.btn-primary:hover{box-shadow:0 14px 30px rgba(11,58,83,.36)}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-outline:hover{border-color:var(--brand-2);color:var(--brand-2)}
.btn-light{background:#fff;color:var(--brand)}
.btn-light:hover{background:#eef5f7}

/* Header */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.82);
  backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid transparent;transition:.25s}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;gap:18px;height:70px}
.nav{display:flex;gap:18px;margin-left:auto;flex-wrap:nowrap}
.nav a{color:var(--ink);font-weight:500;font-size:.9rem;position:relative;white-space:nowrap}
.nav a:hover{color:var(--brand-2)}
.header-cta{margin-left:6px}
.menu-toggle{display:none;margin-left:auto;background:none;border:0;font-size:1.5rem;color:var(--brand);cursor:pointer}
.mobile-nav{display:none;flex-direction:column;gap:6px;padding:12px 24px 20px;background:#fff;border-bottom:1px solid var(--line)}
.mobile-nav a{padding:11px 6px;color:var(--ink);font-weight:500;border-bottom:1px solid var(--soft)}
.mobile-nav .btn{margin-top:10px}
.mobile-nav.open{display:flex}
@media(max-width:1040px){.nav,.header-cta{display:none}.menu-toggle{display:block}}

/* Hero */
.hero{position:relative;overflow:hidden;background:radial-gradient(120% 120% at 80% -10%,#0e4a66 0%,#071a26 55%);color:#eaf3f6;padding:96px 0 90px}
.hero-glow{position:absolute;inset:0;background:
  radial-gradient(40% 50% at 18% 18%,rgba(22,192,216,.20),transparent 70%),
  radial-gradient(36% 46% at 92% 80%,rgba(59,130,246,.18),transparent 70%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.hero-copy .lead{color:#bcd4dd;font-size:1.2rem;max-width:560px;margin:20px 0 30px}
.badge{display:inline-block;padding:7px 15px;border-radius:999px;font-size:.82rem;font-weight:600;
  color:#bdeaf2;background:rgba(22,192,216,.12);border:1px solid rgba(22,192,216,.32);margin-bottom:22px}
.hero h1{color:#fff}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{display:flex;align-items:center;gap:14px;margin-top:26px;color:#9fbcc7;font-size:.9rem;flex-wrap:wrap}
.hero-trust i{width:5px;height:5px;border-radius:50%;background:#3f6e80;display:inline-block}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:46px}.hero-visual{order:2}}

/* Hero visual: mockups */
.hero-visual{position:relative;min-height:420px}
.mock-panel{background:#fff;border-radius:18px;box-shadow:var(--shadow-lg);padding:18px;color:var(--ink);
  width:100%;max-width:430px;transform:perspective(1200px) rotateY(-9deg) rotateX(3deg)}
.mock-panel-top{display:flex;align-items:center;gap:7px;font-size:.82rem;color:var(--muted);margin-bottom:16px}
.mock-panel-top b{margin-left:8px;color:var(--ink);font-size:.86rem}
.mock-panel-top .dot{width:9px;height:9px;border-radius:50%;background:#dfe7ec}
.mock-kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}
.kpi{background:var(--soft);border-radius:12px;padding:12px}
.kpi-n{display:block;font-family:Sora,sans-serif;font-weight:800;font-size:1.35rem;color:var(--brand)}
.kpi-l{font-size:.7rem;color:var(--muted)}
.mock-rows{display:grid;gap:9px}
.mrow{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:9px 11px}
.mrow .av{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,#cfe9ef,#a9d6e0);flex:none}
.mrow .ml{height:8px;border-radius:6px;background:#e9eff3;flex:1}
.mrow .ml.short{max-width:60%}
.tag{font-size:.66rem;font-weight:700;padding:4px 8px;border-radius:999px}
.tag.ok{background:#e3f7ee;color:#15875a}
.tag.warn{background:#fdf0db;color:#b5781a}
.mock-phone{position:absolute;right:-6px;bottom:-34px;width:172px;background:#0a2330;border-radius:30px;padding:11px;
  box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.08)}
.phone-notch{width:54px;height:5px;border-radius:6px;background:#1d3a48;margin:2px auto 9px}
.phone-screen{background:linear-gradient(180deg,#0e3245,#0a2330);border-radius:22px;padding:16px 14px 18px;text-align:center;color:#dcebf0}
.phone-hi{font-size:.78rem;color:#9fc2cf;display:block;margin-bottom:12px}
.face-ring{width:78px;height:78px;border-radius:50%;margin:0 auto 10px;position:relative;
  background:radial-gradient(circle at 50% 38%,#1b4456,#0c2a39);border:2px solid rgba(22,192,216,.5);overflow:hidden}
.face-scan{position:absolute;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--accent),transparent);
  top:8%;animation:scan 2.4s ease-in-out infinite}
@keyframes scan{0%,100%{top:10%}50%{top:84%}}
.phone-status{font-size:.72rem;color:#7fe3d6;display:block;margin-bottom:14px}
.phone-btn{background:linear-gradient(100deg,var(--accent),var(--brand-2));color:#04222c;font-weight:700;
  font-size:.85rem;padding:11px;border-radius:12px;margin-bottom:10px}
.phone-geo{font-size:.62rem;color:#7f9eab;display:block}
@media(max-width:480px){.mock-phone{display:none}.mock-panel{transform:none}}

/* Compliance strip */
.compliance{background:var(--ink-dark);color:#cfe0e7;padding:22px 0}
.compliance-inner{display:flex;align-items:center;gap:22px;flex-wrap:wrap;justify-content:center}
.compliance-label{font-size:.84rem;color:#8fb0bd;font-weight:600}
.chips{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.chip{font-size:.82rem;font-weight:600;padding:8px 15px;border-radius:999px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);color:#dbe8ed}

/* Sections */
.section{padding:84px 0}
.section-alt{background:var(--soft)}
.section .center{margin-bottom:42px}

/* Grid + cards */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:920px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid-3{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card.pad{padding:30px}
.card h3{color:var(--brand);margin-top:6px}
.card p{margin:0;color:var(--muted);font-size:.98rem}
.card-k{font-family:Sora,sans-serif;font-weight:800;font-size:1rem;color:var(--accent);
  background:linear-gradient(100deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}

/* Steps with connecting line */
.steps-line{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.steps-line::before{content:"";position:absolute;top:38px;left:14%;right:14%;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:.4}
@media(max-width:760px){.steps-line{grid-template-columns:1fr}.steps-line::before{display:none}}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px;text-align:center;box-shadow:var(--shadow-sm);position:relative}
.step-n{display:inline-flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand-2),var(--brand));color:#fff;font-family:Sora,sans-serif;font-weight:800;font-size:1.3rem;margin-bottom:16px;box-shadow:0 8px 20px rgba(11,58,83,.3)}

/* Stats */
.stats{background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;padding:54px 0}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
@media(max-width:700px){.stats-inner{grid-template-columns:repeat(2,1fr);gap:30px}}
.stat-n{display:block;font-family:Sora,sans-serif;font-weight:800;font-size:2.6rem;line-height:1}
.stat-l{font-size:.92rem;opacity:.86}

/* Check list */
.check{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.check li{background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);
  border-radius:12px;padding:18px 20px;color:var(--muted);box-shadow:var(--shadow-sm)}
.check strong{color:var(--ink)}

/* Plans */
.plans{align-items:stretch}
.plan{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px 26px;box-shadow:var(--shadow-sm);position:relative}
.plan.featured{border-color:var(--brand-2);box-shadow:var(--shadow);transform:translateY(-6px)}
.plan-tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(100deg,var(--accent),var(--brand-2));
  color:#04222c;font-size:.74rem;font-weight:700;padding:6px 14px;border-radius:999px}
.plan h3{color:var(--brand);font-family:Sora,sans-serif;font-size:1.3rem}
.plan-d{color:var(--muted);font-size:.92rem;min-height:42px}
.plan-price{font-family:Sora,sans-serif;font-weight:800;font-size:1.7rem;color:var(--ink);margin:6px 0 16px}
.plan ul{list-style:none;padding:0;margin:0 0 22px;display:grid;gap:10px}
.plan li{padding-left:22px;position:relative;color:var(--muted);font-size:.95rem}
.plan li::before{content:"";position:absolute;left:0;top:9px;width:11px;height:6px;border-left:2px solid var(--accent);
  border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.plan .btn{margin-top:auto}
@media(max-width:920px){.plan.featured{transform:none}}

/* CTA + form */
.cta-section{background:radial-gradient(120% 120% at 50% -20%,#0e4a66,#071a26);color:#fff}
.cta-section .muted{color:#bcd4dd}
.form{background:#fff;border-radius:var(--radius-lg);padding:32px;margin-top:30px;box-shadow:var(--shadow-lg)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.form label{display:block;font-size:.88rem;font-weight:600;color:var(--ink);margin-bottom:16px}
.form input,.form select,.form textarea{width:100%;margin-top:7px;padding:12px 14px;border:1px solid var(--line);
  border-radius:10px;font:inherit;font-weight:400;color:var(--ink);background:#fcfdfe}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(22,192,216,.18)}
.form-note{font-size:.82rem;color:var(--muted);margin:14px 0 0;text-align:center}
.form-success{background:#e8f8ef;border:1px solid #34c77b;color:#0f7a44;border-radius:var(--radius);padding:14px 18px;margin-top:24px;font-size:.92rem;font-weight:600}
.form-error{background:#fdecec;border:1px solid #e35d6a;color:#a82834;border-radius:var(--radius);padding:12px 16px;margin-bottom:18px;font-size:.88rem;font-weight:600}

/* FAQ */
details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;box-shadow:var(--shadow-sm);overflow:hidden}
details summary{cursor:pointer;padding:18px 20px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";font-size:1.4rem;color:var(--brand-2);font-weight:400;line-height:1}
details[open] summary::after{content:"–"}
details[open] summary{border-bottom:1px solid var(--line)}
details p{padding:16px 20px;margin:0;color:var(--muted)}

/* Footer */
.site-footer{background:#061620;color:#bccdd5;padding:64px 0 26px}
.footer-inner{display:grid;grid-template-columns:1.3fr 2fr;gap:40px}
@media(max-width:760px){.footer-inner{grid-template-columns:1fr;gap:30px}}
.site-footer .brand{color:#fff;margin-bottom:12px}
.footer-brand p{color:#8ba3ae;max-width:380px;font-size:.95rem}
.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:520px){.footer-cols{grid-template-columns:1fr 1fr}}
.footer-cols h4{font-family:Inter,sans-serif;color:#fff;font-size:.92rem;margin-bottom:14px}
.footer-cols a{display:block;color:#9fb4bd;font-size:.92rem;margin-bottom:9px}
.footer-cols a:hover{color:#fff}
.copyright{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.08);
  margin-top:42px;padding-top:20px;font-size:.85rem;color:#7d95a0}

/* Seccion Seguridad (fondo oscuro para contraste de chips) */
#seguridad{background:var(--ink-dark);color:#dbe8ed}
#seguridad h2{color:#fff}
#seguridad .muted{color:#9fbcc7}
#seguridad .chips{max-width:900px;margin:0 auto}

/* Botón flotante de WhatsApp */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:90;width:58px;height:58px;border-radius:50%;
  background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .15s,box-shadow .15s}
.wa-float:hover{transform:scale(1.08);box-shadow:0 12px 30px rgba(37,211,102,.55)}
@media(max-width:600px){.wa-float{width:54px;height:54px;right:16px;bottom:16px}}

/* Calculadoras */
.calc-page{padding:52px 0 84px}
.calc-head{max-width:760px;margin:0 auto 34px;text-align:center}
.calc-head .eyebrow{margin-bottom:10px}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:start}
@media(max-width:860px){.calc-grid{grid-template-columns:1fr}}
.calc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm)}
.calc-card h2{font-size:1.3rem;color:var(--brand)}
.calc-field{margin-bottom:18px}
.calc-field label{display:block;font-size:.9rem;font-weight:600;color:var(--ink);margin-bottom:7px}
.calc-field .hint{font-weight:400;color:var(--muted);font-size:.82rem;display:block;margin-top:4px}
.calc-field input,.calc-field select{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;color:var(--ink);background:#fcfdfe}
.calc-field input:focus,.calc-field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(22,192,216,.18)}
.calc-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.calc-row{grid-template-columns:1fr}}
.calc-result{position:sticky;top:90px}
.calc-total{background:linear-gradient(100deg,var(--brand),var(--brand-2));color:#fff;border-radius:var(--radius);padding:22px 24px;margin-bottom:20px}
.calc-total .calc-total-l{font-size:.86rem;opacity:.85;display:block;margin-bottom:4px}
.calc-total .calc-total-n{font-family:Sora,sans-serif;font-weight:800;font-size:2.2rem;line-height:1.1}
.calc-break{list-style:none;padding:0;margin:0;display:grid;gap:2px}
.calc-break li{display:flex;justify-content:space-between;gap:14px;padding:11px 2px;border-bottom:1px solid var(--line);font-size:.95rem;color:var(--muted)}
.calc-break li span:last-child{font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums;white-space:nowrap}
.calc-break li.calc-sub{color:var(--brand);font-weight:600}
.calc-break li.calc-sub span:last-child{color:var(--brand)}
.calc-break li:last-child{border-bottom:0}
.calc-empty{color:var(--muted);font-size:.95rem;text-align:center;padding:18px 0}
.calc-error{background:#fdecea;border:1px solid #f3c0b9;color:#b5331f;border-radius:10px;padding:12px 14px;font-size:.9rem;margin-bottom:16px}
.calc-cta{background:radial-gradient(120% 120% at 50% -20%,#0e4a66,#071a26);color:#fff;border-radius:var(--radius-lg);padding:40px 30px;text-align:center;margin-top:44px}
.calc-cta h2{color:#fff}
.calc-cta p{color:#bcd4dd;max-width:540px;margin:0 auto 22px}
.calc-cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.calc-legal{font-size:.82rem;color:var(--muted);text-align:center;max-width:680px;margin:26px auto 0}
.calc-formula{background:var(--soft);border-radius:10px;padding:14px 16px;font-size:.86rem;color:var(--muted);margin-top:18px}
.calc-formula code{background:#fff;border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-size:.85em;color:var(--brand)}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.face-scan{animation:none}}