:root{
  --bg:#0a0d0d;
  --bg-raised:#111716;
  --line:#2a3332;
  --line-soft:#1c2422;
  --text:#e7e9e4;
  --text-dim:#8a9591;
  --text-faint:#4d5654;
  --amber:#e8a33d;
  --amber-dim:#8a682c;
  --teal:#4fa8a0;
  --teal-dim:#2e5d58;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);color:var(--text);
  font-family:'IBM Plex Mono', ui-monospace, monospace;
  font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:999;
  background:repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0px, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 3px);
}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1080px;margin:0 auto;padding:0 32px;}
::selection{background:var(--amber);color:#0a0d0d;}

/* NAV */
header{position:sticky;top:0;z-index:100;background:rgba(10,13,13,0.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--line-soft);}
nav{display:flex;align-items:center;justify-content:space-between;padding:20px 32px;max-width:1080px;margin:0 auto;}
.logo{font-weight:700;font-size:15px;letter-spacing:0.06em;display:flex;align-items:center;gap:8px;}
.logo::before{content:"";width:8px;height:8px;background:var(--amber);display:inline-block;box-shadow:0 0 8px var(--amber);animation:blink 2.4s infinite steps(1);}
@keyframes blink{0%,49%{opacity:1;}50%,100%{opacity:0.25;}}
.nav-links{display:flex;gap:36px;font-size:13px;color:var(--text-dim);}
.nav-links a:hover, .nav-links a.active{color:var(--amber);}
.nav-cta{font-size:13px;border:1px solid var(--amber-dim);color:var(--amber);padding:9px 16px;transition:all .15s;white-space:nowrap;}
.nav-cta:hover{background:var(--amber);color:#0a0d0d;border-color:var(--amber);}
.nav-mobile-hide{display:flex;}
@media (max-width:720px){.nav-mobile-hide{display:none;}}

/* HERO (genérico, usado en index y páginas internas) */
.hero{padding:96px 32px 64px;max-width:1080px;margin:0 auto;text-align:center;}
.hero.hero-sm{padding:64px 32px 48px;}
.eyebrow{font-size:12px;color:var(--teal);letter-spacing:0.12em;margin-bottom:28px;}
.eyebrow span{color:var(--text-faint);}
h1{font-size:clamp(28px, 5vw, 48px);font-weight:600;line-height:1.25;letter-spacing:-0.01em;max-width:760px;margin:0 auto 24px;}
h1 .accent{color:var(--amber);}
.hero p{color:var(--text-dim);font-size:15px;max-width:520px;margin:0 auto 40px;line-height:1.7;}
.hero-ctas{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:80px;}
.btn{font-family:inherit;font-size:13px;padding:13px 24px;cursor:pointer;transition:all .15s;border:1px solid var(--line);background:transparent;color:var(--text);display:inline-block;}
.btn::before{content:"[ ";color:var(--text-faint);}
.btn::after{content:" ]";color:var(--text-faint);}
.btn:hover{border-color:var(--text-dim);}
.btn-primary{border-color:var(--amber-dim);color:var(--amber);}
.btn-primary:hover{background:var(--amber);color:#0a0d0d;}
.btn-primary::before,.btn-primary::after{color:inherit;opacity:.5;}

/* DASHBOARD MOCK */
.dash{border:1px solid var(--line);background:var(--bg-raised);max-width:820px;margin:0 auto;text-align:left;}
.dash-bar{display:flex;align-items:center;gap:8px;padding:11px 16px;border-bottom:1px solid var(--line);font-size:12px;color:var(--text-faint);}
.dash-dot{width:9px;height:9px;border-radius:50%;background:var(--line);}
.dash-title{margin-left:8px;}
.dash-body{padding:32px;}
.dash-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:32px;}
.stat-label{font-size:11px;color:var(--text-faint);letter-spacing:0.06em;margin-bottom:8px;}
.stat-value{font-size:26px;font-weight:600;color:var(--text);}
.stat-value.amber{color:var(--amber);}
.stat-value.teal{color:var(--teal);}
@media (max-width:640px){.dash-stats{grid-template-columns:1fr;gap:20px;}}
.chart-row{border-top:1px solid var(--line-soft);padding-top:24px;}
.chart-label{font-size:11px;color:var(--text-faint);margin-bottom:12px;letter-spacing:0.06em;}
svg.chart{width:100%;height:90px;display:block;}

/* SECTIONS */
section{padding:96px 32px;}
section.section-sm{padding:64px 32px;}
.section-head{max-width:1080px;margin:0 auto 48px;display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid var(--line-soft);padding-bottom:20px;flex-wrap:wrap;gap:12px;}
.section-tag{font-size:12px;color:var(--text-faint);}
.section-title{font-size:22px;font-weight:600;letter-spacing:-0.01em;}
.section-desc{max-width:1080px;margin:-28px auto 40px;font-size:13px;color:var(--text-dim);}
.breadcrumb{max-width:1080px;margin:0 auto 24px;font-size:12px;color:var(--text-faint);}
.breadcrumb a{color:var(--teal);}

/* SYSTEMS ACCORDION / GRID */
.systems-list{max-width:1080px;margin:0 auto;display:flex;flex-direction:column;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);}
details.sys-card{background:var(--bg);}
details.sys-card summary{list-style:none;cursor:pointer;padding:28px 32px;display:flex;align-items:center;gap:20px;}
details.sys-card summary::-webkit-details-marker{display:none;}
.sys-icon{width:38px;height:38px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--teal);flex-shrink:0;}
.sys-card:nth-of-type(1) .sys-icon{color:var(--amber);}
.sys-card:nth-of-type(3) .sys-icon{color:var(--text-dim);}
.sys-head-text{flex:1;}
.sys-num{font-size:11px;color:var(--text-faint);margin-bottom:6px;}
.sys-title{font-size:15px;font-weight:600;letter-spacing:0.02em;margin-bottom:6px;}
.sys-tagline{font-size:13px;color:var(--text-dim);}
.sys-toggle{font-size:12px;color:var(--amber);flex-shrink:0;white-space:nowrap;}
details[open] .sys-toggle .txt-closed{display:none;}
.sys-toggle .txt-open{display:none;}
details[open] .sys-toggle .txt-open{display:inline;}
.sys-body{padding:0 32px 32px 90px;}
@media (max-width:640px){.sys-body{padding:0 24px 28px 24px;}details.sys-card summary{padding:24px;}}
.sys-feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px;}
@media (max-width:720px){.sys-feature-grid{grid-template-columns:1fr;}}
.sys-feature{font-size:13px;color:var(--text-dim);padding-left:18px;position:relative;line-height:1.6;}
.sys-feature::before{content:"+";position:absolute;left:0;color:var(--teal);}
.sys-feature b{color:var(--text);font-weight:600;}
.sys-cta-row{margin-top:24px;}
.sys-cta-row a{font-size:12px;color:var(--amber);}

/* páginas internas de sistema: encabezado propio */
.sys-page-head{max-width:1080px;margin:0 auto 56px;text-align:center;}
.sys-page-head .sys-icon{margin:0 auto 24px;width:48px;height:48px;}
.sys-page-head h1{margin-bottom:16px;}
.sys-page-features{max-width:820px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:16px 32px;}
@media (max-width:720px){.sys-page-features{grid-template-columns:1fr;}}
.sys-page-feature{border-top:1px solid var(--line-soft);padding-top:14px;font-size:13px;color:var(--text-dim);line-height:1.6;}
.sys-page-feature b{color:var(--text);display:block;margin-bottom:4px;font-size:14px;}

/* PRICING TABS */
.plan-tabs{max-width:1080px;margin:0 auto 40px;display:flex;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);flex-wrap:wrap;}
.plan-tab{flex:1;min-width:180px;background:var(--bg);border:none;color:var(--text-dim);font-family:inherit;font-size:13px;padding:16px;cursor:pointer;transition:all .15s;}
.plan-tab:hover{color:var(--text);}
.plan-tab.active{background:var(--bg-raised);color:var(--amber);font-weight:600;}
.plan-panel{display:none;}
.plan-panel.active{display:block;}
.pricing-grid{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
@media (max-width:820px){.pricing-grid{grid-template-columns:1fr;}}
.plan{border:1px solid var(--line);padding:32px 28px;display:flex;flex-direction:column;position:relative;}
.plan.featured{border-color:var(--amber-dim);background:var(--bg-raised);}
.plan-badge{position:absolute;top:-1px;right:-1px;background:var(--amber);color:#0a0d0d;font-size:10px;font-weight:700;padding:5px 10px;letter-spacing:0.05em;}
.plan-name{font-size:12px;color:var(--text-faint);letter-spacing:0.08em;margin-bottom:16px;}
.plan-price{font-size:26px;font-weight:700;margin-bottom:4px;}
.plan-price span{font-size:13px;font-weight:400;color:var(--text-dim);}
.plan-sub{font-size:12px;color:var(--text-faint);margin-bottom:24px;min-height:32px;}
.plan-features{list-style:none;margin-bottom:28px;flex:1;}
.plan-features li{font-size:13px;color:var(--text-dim);padding:9px 0;border-top:1px solid var(--line-soft);display:flex;gap:10px;line-height:1.5;}
.plan-features li:first-child{border-top:none;}
.plan-features li::before{content:"+";color:var(--teal);flex-shrink:0;}
.plan.featured .plan-features li::before{color:var(--amber);}
.plan-features li.included-from{color:var(--text-faint);font-style:italic;}
.plan-features li.included-from::before{content:"↳";color:var(--text-faint);}
.plan-btn{text-align:center;font-size:13px;padding:12px;border:1px solid var(--line);transition:all .15s;}
.plan-btn:hover{border-color:var(--text-dim);}
.plan.featured .plan-btn{background:var(--amber);color:#0a0d0d;border-color:var(--amber);font-weight:600;}
.plan.featured .plan-btn:hover{background:transparent;color:var(--amber);}
.pricing-note{max-width:1080px;margin:32px auto 0;font-size:12px;color:var(--text-faint);text-align:center;}

/* CONTACTO */
.contact{border-top:1px solid var(--line-soft);background:var(--bg-raised);}
.contact-inner{max-width:1080px;margin:0 auto;padding:96px 32px;display:grid;grid-template-columns:1fr 1fr;gap:64px;}
@media (max-width:820px){.contact-inner{grid-template-columns:1fr;gap:48px;padding:64px 32px;}}
.contact h2{font-size:26px;font-weight:600;margin-bottom:16px;letter-spacing:-0.01em;}
.contact p{color:var(--text-dim);font-size:14px;line-height:1.7;margin-bottom:28px;max-width:400px;}
.contact-methods{display:flex;flex-direction:column;gap:14px;}
.contact-method{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-dim);}
.contact-method .dot{color:var(--teal);}
.form-field{margin-bottom:18px;}
.form-field label{display:block;font-size:11px;color:var(--text-faint);margin-bottom:8px;letter-spacing:0.05em;}
.form-field input,.form-field select,.form-field textarea{width:100%;background:var(--bg);border:1px solid var(--line);color:var(--text);font-family:inherit;font-size:13px;padding:12px 14px;resize:vertical;}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{outline:none;border-color:var(--amber-dim);}
.form-submit{width:100%;background:var(--amber);color:#0a0d0d;font-family:inherit;font-weight:600;font-size:13px;padding:13px;border:none;cursor:pointer;transition:opacity .15s;}
.form-submit:hover{opacity:.85;}
.form-note{font-size:11px;color:var(--text-faint);margin-top:12px;}
.alert{max-width:1080px;margin:0 auto 32px;padding:14px 18px;border:1px solid var(--teal-dim);color:var(--teal);font-size:13px;}
.alert.error{border-color:#c9694f;color:#c9694f;}

/* FOOTER */
footer{padding:28px 32px;border-top:1px solid var(--line-soft);}
.footer-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--text-faint);}
.footer-links{display:flex;gap:20px;}
.footer-links a:hover{color:var(--amber);}

.wa-float{position:fixed;bottom:24px;right:24px;width:52px;height:52px;background:var(--amber);color:#0a0d0d;display:flex;align-items:center;justify-content:center;z-index:200;box-shadow:0 4px 20px rgba(0,0,0,0.4);transition:transform .15s;}
.wa-float:hover{transform:scale(1.06);}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1;transform:translateY(0);}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto;}.reveal{opacity:1;transform:none;transition:none;}.logo::before{animation:none;}}