/* ============ NEXORA — Design System ============
   Principio: "Claridad primero. Premium después."
   Mobile-first · Sin dependencias · Todo autocontenido
================================================== */
:root{
  --ink:#161819;
  --ink-soft:#2b2e30;
  --muted:#6b6259;
  --paper:#ffffff;
  --cream:#faf6ef;
  --cream-2:#f4eee1;
  --line:#e9e1d2;
  --orange:#fe6605;
  --orange-dark:#d95304;
  --orange-soft:#fff1e6;
  --dark:#14110c;
  --dark-2:#1e1912;
  --green:#1e7e46;
  --green-soft:#e7f4ec;
  --red:#c93a3a;
  --radius:16px;
  --radius-s:10px;
  --shadow:0 18px 45px -18px rgba(22,24,25,.22);
  --shadow-s:0 8px 22px -10px rgba(22,24,25,.16);
  --font-display:"Archivo",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --max:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
::selection{background:var(--orange);color:#fff}

/* ---------- Utilidades ---------- */
.skip-link{position:absolute;left:16px;top:-70px;z-index:300;background:var(--ink);color:#fff;padding:11px 20px;border-radius:10px;font-weight:700;text-decoration:none;transition:top .18s ease}
.skip-link:focus{top:12px;color:#fff}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.kicker{
  display:inline-block;
  color:var(--orange-dark);
  font-weight:700;
  font-size:.95rem;
  margin-bottom:12px;
}
h1,h2,h3{font-family:var(--font-display);line-height:1.12;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem);font-weight:900}
h2{font-size:clamp(1.6rem,3.6vw,2.4rem);font-weight:800;margin-bottom:14px}
h3{font-size:1.18rem;font-weight:800}
.lead{font-size:1.12rem;color:var(--muted);max-width:640px}
.center{text-align:center}
.center .lead{margin:0 auto}
.eyebrow-row{display:flex;align-items:center;gap:10px}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-body);font-weight:700;font-size:1rem;
  padding:14px 26px;border-radius:999px;border:2px solid transparent;
  cursor:pointer;text-decoration:none;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 24px -10px rgba(254,102,5,.55)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{transform:translateY(-2px)}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--orange);outline-offset:2px;
}

/* ---------- Navegación ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:12px}
.brand{display:flex;align-items:center;text-decoration:none;flex-shrink:0}
.brand img{height:38px;width:auto}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{
  text-decoration:none;font-weight:600;font-size:.98rem;color:var(--ink-soft);
  padding:10px 14px;border-radius:10px;
}
.nav-links a:hover{background:var(--cream)}
.nav-links a.active{background:var(--ink);color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px}
.lang-toggle{
  display:flex;background:var(--cream);border:1px solid var(--line);
  border-radius:999px;padding:3px;font-size:.85rem;font-weight:700;
}
.lang-toggle button{
  border:0;background:transparent;padding:7px 13px;border-radius:999px;
  font-weight:700;font-size:.85rem;color:var(--muted);cursor:pointer;
  font-family:var(--font-body);
}
.lang-toggle button.on{background:var(--ink);color:#fff}
.nav-cta{padding:11px 20px;font-size:.95rem}
.hamburger{display:none;background:none;border:0;cursor:pointer;padding:10px}
.hamburger span{display:block;width:24px;height:2.5px;background:var(--ink);border-radius:2px;margin:5px 0;transition:.2s}
.mobile-menu{display:none}

/* ---------- Hero ---------- */
.hero{background:var(--cream);border-bottom:1px solid var(--line);overflow:hidden}
.hero-grid{display:grid;gap:44px;padding-top:64px;padding-bottom:64px;align-items:center}
.hero-copy p.lead{margin:18px 0 28px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{margin-top:16px;font-size:.9rem;color:var(--muted);display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);display:inline-block;flex-shrink:0}

/* Hoja de cotización (elemento memorable) */
.estimate-stage{position:relative;display:flex;justify-content:center}
.estimate-sheet{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow);padding:26px 26px 22px;width:min(430px,100%);
  transform:rotate(-1.6deg);position:relative;
}
.estimate-sheet::before{
  content:"";position:absolute;top:0;left:0;right:0;height:8px;border-radius:12px 12px 0 0;
  background:linear-gradient(90deg,var(--ink) 60%,var(--orange) 60%);
}
.est-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:4px}
.est-head strong{font-family:var(--font-display);font-size:1.05rem;letter-spacing:.02em}
.est-num{font-size:.85rem;color:var(--muted);font-weight:600}
.est-client{font-size:.9rem;color:var(--muted);margin-bottom:14px}
.est-items{border-top:2px solid var(--ink);padding-top:10px;display:grid;gap:9px;margin-bottom:14px}
.est-item{display:flex;justify-content:space-between;gap:12px;font-size:.93rem}
.est-item span:first-child{color:var(--ink-soft)}
.est-item span:last-child{font-weight:700;white-space:nowrap}
.est-totals{border-top:1px dashed var(--line);padding-top:10px;display:grid;gap:6px;font-size:.93rem}
.est-row{display:flex;justify-content:space-between}
.est-total{font-family:var(--font-display);font-weight:900;font-size:1.25rem;margin-top:4px}
.est-total span:last-child{color:var(--orange-dark)}
.est-stamp{
  position:absolute;top:38%;left:50%;transform:translate(-50%,-50%) rotate(-12deg);
  border:3px solid var(--green);color:var(--green);font-family:var(--font-display);
  font-weight:900;font-size:1.3rem;letter-spacing:.14em;padding:8px 18px;border-radius:8px;
  background:rgba(255,255,255,.82);text-transform:uppercase;
}
.float-chip{
  position:absolute;background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow-s);padding:10px 14px;font-size:.85rem;font-weight:700;
  display:flex;align-items:center;gap:9px;white-space:nowrap;
}
.float-chip small{display:block;font-weight:500;color:var(--muted);font-size:.75rem}
.chip-1{top:6%;right:-4%}
.chip-2{bottom:8%;left:-6%}
.chip-icon{width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.chip-icon svg{width:19px;height:19px}

/* ---------- Franja de oficios ---------- */
.trades{background:var(--ink);color:#fff;padding:26px 0}
.trades-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:center}
.trades-row p{font-weight:700;font-size:.95rem;color:#cfc8bb}
.trade-chip{
  border:1px solid #3a352c;background:var(--dark-2);color:#fff;
  padding:9px 18px;border-radius:999px;font-weight:600;font-size:.92rem;
  display:inline-flex;align-items:center;gap:8px;
}
.trade-chip i{width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block}

/* ---------- Problema / solución ---------- */
.pain-grid{display:grid;gap:18px;margin-top:36px}
.pain-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;
}
.pain-card .p-icon{
  width:46px;height:46px;border-radius:14px;background:var(--orange-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.pain-card .p-icon svg{width:24px;height:24px;stroke:var(--orange-dark)}
.pain-card h3{margin-bottom:8px}
.pain-card p{color:var(--muted);font-size:.98rem}
.solution-banner{
  margin-top:28px;background:var(--ink);color:#fff;border-radius:var(--radius);
  padding:34px 30px;display:flex;gap:18px;align-items:center;flex-wrap:wrap;
}
.solution-banner p{font-size:1.15rem;font-weight:600;flex:1;min-width:240px}
.solution-banner p strong{color:var(--orange)}

/* ---------- Cómo funciona ---------- */
.steps{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps-grid{display:grid;gap:18px;margin-top:36px;counter-reset:step}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;position:relative;
}
.step-num{
  font-family:var(--font-display);font-weight:900;font-size:2.6rem;line-height:1;
  color:var(--orange);margin-bottom:14px;
}
.step h3{margin-bottom:8px;font-size:1.25rem}
.step p{color:var(--muted)}

/* ---------- Módulos ---------- */
.module-grid{display:grid;gap:16px;margin-top:36px}
.module-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  background:#fff;transition:box-shadow .18s ease,transform .18s ease;
  cursor:pointer;text-align:left;width:100%;font-family:var(--font-body);
  display:block;color:var(--ink);
}
button.module-card{font-size:1rem}
.module-card:hover{box-shadow:var(--shadow-s);transform:translateY(-3px)}
.module-card .m-icon{
  width:48px;height:48px;border-radius:14px;background:var(--ink);margin-bottom:16px;
  display:flex;align-items:center;justify-content:center;
}
.module-card .m-icon svg{width:24px;height:24px;stroke:#fff}
.module-card h3{margin-bottom:6px}
.module-card>p{color:var(--muted);font-size:.95rem}
.module-detail{
  max-height:0;overflow:hidden;transition:max-height .35s ease;
}
.module-detail-inner{padding-top:16px;border-top:1px dashed var(--line);margin-top:16px}
.module-detail ul{list-style:none;display:grid;gap:8px;margin-bottom:14px}
.module-detail li{font-size:.94rem;color:var(--ink-soft);padding-left:26px;position:relative}
.module-detail li::before{
  content:"";position:absolute;left:2px;top:9px;width:14px;height:8px;
  border-left:3px solid var(--green);border-bottom:3px solid var(--green);
  transform:rotate(-45deg) translateY(-3px);
}
.module-more{font-size:.9rem;font-weight:700;color:var(--orange-dark);text-decoration:none}
.module-card .m-toggle{margin-top:12px;font-size:.88rem;font-weight:700;color:var(--muted)}
.module-card.open .m-toggle{color:var(--orange-dark)}

/* ---------- Testimonios ---------- */
.testimonials{background:var(--dark);color:#fff}
.testimonials h2{color:#fff}
.testimonials .lead{color:#b9b0a1}
.testi-grid{display:grid;gap:18px;margin-top:36px}
.testi-card{
  background:var(--dark-2);border:1px solid #35301f;border-radius:var(--radius);
  padding:28px;display:flex;flex-direction:column;gap:16px;
}
.testi-card blockquote{font-size:1.02rem;line-height:1.7;color:#f2ede2}
.testi-who{display:flex;align-items:center;gap:12px;margin-top:auto}
.testi-avatar{
  width:46px;height:46px;border-radius:50%;background:var(--orange);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:900;color:#fff;font-size:1.1rem;flex-shrink:0;
}
.testi-who strong{display:block;font-size:.95rem}
.testi-who small{color:#a89e8b;font-size:.85rem}
.stars{color:var(--orange);letter-spacing:2px;font-size:.9rem}
.pilot-note{margin-top:22px;text-align:center;color:#8d8471;font-size:.85rem}

/* ---------- Precios (avance + página) ---------- */
.billing-toggle{
  display:inline-flex;align-items:center;gap:14px;margin:26px 0 8px;
  background:var(--cream);border:1px solid var(--line);border-radius:999px;padding:8px 8px 8px 22px;
  font-weight:700;
}
.billing-toggle .save-badge{
  background:var(--green);color:#fff;font-size:.78rem;font-weight:800;
  padding:5px 12px;border-radius:999px;
}
.switch{position:relative;width:62px;height:34px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.switch .track{
  position:absolute;inset:0;background:#d8d0bf;border-radius:999px;cursor:pointer;transition:.2s;
}
.switch .track::before{
  content:"";position:absolute;width:26px;height:26px;border-radius:50%;
  background:#fff;top:4px;left:4px;transition:.2s;box-shadow:0 2px 6px rgba(0,0,0,.25);
}
.switch input:checked + .track{background:var(--orange)}
.switch input:checked + .track::before{transform:translateX(28px)}
.bill-label{font-size:.95rem;color:var(--muted)}
.bill-label.on{color:var(--ink)}
.pricing-grid{display:grid;gap:18px;margin-top:30px;align-items:stretch}
.price-card{
  border:1px solid var(--line);border-radius:20px;padding:32px 28px;background:#fff;
  display:flex;flex-direction:column;position:relative;
}
.price-card.featured{
  background:var(--ink);color:#fff;border-color:var(--ink);
  box-shadow:var(--shadow);transform:scale(1.02);
}
.price-card.featured .p-muted{color:#b9b0a1}
.pop-badge{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--orange);color:#fff;font-size:.78rem;font-weight:800;
  padding:6px 16px;border-radius:999px;white-space:nowrap;
}
.plan-name{font-family:var(--font-display);font-weight:800;font-size:1.15rem}
.p-muted{color:var(--muted);font-size:.92rem;margin:4px 0 18px}
.price-row{display:flex;align-items:baseline;gap:6px;margin-bottom:2px}
.price{font-family:var(--font-display);font-weight:900;font-size:2.9rem;letter-spacing:-.03em}
.per{color:var(--muted);font-weight:600}
.price-card.featured .per{color:#b9b0a1}
.bill-note{font-size:.85rem;min-height:44px;margin-bottom:18px}
.bill-note strong{color:var(--green)}
.price-card.featured .bill-note strong{color:#7fd79f}
.plan-feats{list-style:none;display:grid;gap:10px;margin-bottom:26px;flex:1}
.plan-feats li{font-size:.94rem;padding-left:28px;position:relative}
.plan-feats li::before{
  content:"";position:absolute;left:2px;top:8px;width:13px;height:7px;
  border-left:2.5px solid var(--orange);border-bottom:2.5px solid var(--orange);
  transform:rotate(-45deg) translateY(-2px);
}
.plans-note{text-align:center;color:var(--muted);font-size:.88rem;margin-top:22px;max-width:640px;margin-left:auto;margin-right:auto}
.trial-banner{
  margin-top:34px;background:var(--green-soft);border:1px solid #bfe0cb;
  border-radius:var(--radius);padding:26px 28px;display:flex;gap:16px;align-items:center;flex-wrap:wrap;
}
.trial-banner .t-icon{
  width:52px;height:52px;border-radius:16px;background:var(--green);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.trial-banner .t-icon svg{width:26px;height:26px;stroke:#fff}
.trial-banner p{flex:1;min-width:240px;font-weight:600}
.trial-banner p strong{color:var(--green)}

/* ---------- FAQ / acordeón ---------- */
.faq-list{max-width:780px;margin:32px auto 0;display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;text-align:left;
  padding:20px 22px;font-family:var(--font-body);font-weight:700;font-size:1.02rem;
  display:flex;justify-content:space-between;align-items:center;gap:14px;color:var(--ink);
}
.faq-q .fx{
  flex-shrink:0;width:30px;height:30px;border-radius:50%;background:var(--cream);
  display:flex;align-items:center;justify-content:center;transition:transform .25s ease,background .25s ease;
  font-size:1.2rem;font-weight:400;color:var(--orange-dark);line-height:1;
}
.faq-item.open .faq-q .fx{transform:rotate(45deg);background:var(--orange);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:600px}
.faq-a-inner{padding:0 22px 22px;color:var(--muted);font-size:.98rem}

/* ---------- CTA final ---------- */
.final-cta{background:var(--orange);color:#fff;border-radius:28px;margin:72px 0;padding:64px 32px;text-align:center;position:relative;overflow:hidden}
.final-cta::before{
  content:"N";position:absolute;right:-30px;bottom:-70px;font-family:var(--font-display);
  font-weight:900;font-size:22rem;line-height:1;color:rgba(255,255,255,.09);pointer-events:none;
}
.final-cta h2{color:#fff;font-size:clamp(1.8rem,4vw,2.8rem);margin-bottom:14px;position:relative}
.final-cta p{color:#ffe9d6;max-width:560px;margin:0 auto 28px;position:relative}
.final-cta .btn-light{position:relative}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:#d8d1c2;padding:64px 0 28px}
.footer-grid{display:grid;gap:36px;margin-bottom:44px}
.footer-brand p{font-size:.94rem;color:#a89e8b;margin:16px 0;max-width:300px}
.footer-logo-tile{
  background:#fff;border-radius:16px;width:56px;height:56px;padding:8px;
  display:inline-flex;align-items:center;justify-content:center;
}
.footer-logo-tile img{width:100%;height:100%;object-fit:contain}
.footer-col h4{color:#fff;font-size:.95rem;margin-bottom:16px;font-weight:700}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{color:#a89e8b;text-decoration:none;font-size:.94rem}
.footer-col a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid #2c261b;padding-top:24px;display:flex;gap:14px;flex-wrap:wrap;
  justify-content:space-between;align-items:center;font-size:.85rem;color:#8d8471;
}
.footer-bottom .lang-toggle{background:#1e1912;border-color:#35301f}
.footer-bottom .lang-toggle button{color:#8d8471}
.footer-bottom .lang-toggle button.on{background:var(--orange);color:#fff}

/* ---------- Página: encabezado interno ---------- */
.page-hero{background:var(--cream);border-bottom:1px solid var(--line);padding:60px 0 52px}
.page-hero h1{margin-bottom:12px}

/* ---------- Funciones: pills + detalle ---------- */
.mod-nav{display:flex;gap:8px;flex-wrap:wrap;margin:28px 0 8px}
.mod-nav a{
  text-decoration:none;font-size:.88rem;font-weight:700;color:var(--ink-soft);
  border:1px solid var(--line);background:#fff;padding:9px 16px;border-radius:999px;
}
.mod-nav a:hover{border-color:var(--orange);color:var(--orange-dark)}
.mod-anchor{scroll-margin-top:96px}

/* ---------- Planes: autogestión ---------- */
.manage{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0 20px}
.tab-btn{
  border:1px solid var(--line);background:#fff;border-radius:999px;padding:12px 22px;
  font-family:var(--font-body);font-weight:700;font-size:.95rem;cursor:pointer;color:var(--ink-soft);
}
.tab-btn.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.tab-panel{display:none;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px}
.tab-panel.on{display:block;animation:fadeUp .3s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.manage-steps{display:grid;gap:14px;margin-top:18px}
.manage-steps .ms{display:flex;gap:14px;align-items:flex-start}
.ms-n{
  flex-shrink:0;width:34px;height:34px;border-radius:50%;background:var(--orange-soft);
  color:var(--orange-dark);font-weight:800;display:flex;align-items:center;justify-content:center;
}
.ms p{color:var(--ink-soft);font-size:.98rem}
.manage-note{margin-top:18px;font-size:.9rem;color:var(--muted);background:var(--cream);border-radius:10px;padding:14px 16px}

/* ---------- Soporte ---------- */
.search-box{position:relative;max-width:640px;margin:26px auto 0}
.search-box input{
  width:100%;padding:18px 22px 18px 54px;border:2px solid var(--line);border-radius:999px;
  font-size:1.02rem;font-family:var(--font-body);background:#fff;
}
.search-box input:focus{border-color:var(--orange);outline:none}
.search-box svg{position:absolute;left:20px;top:50%;transform:translateY(-50%);width:22px;height:22px;stroke:var(--muted)}
.search-count{text-align:center;color:var(--muted);font-size:.9rem;margin-top:12px;min-height:24px}
.help-grid{display:grid;gap:14px;margin-top:20px}
.help-card{
  border:1px solid var(--line);border-radius:14px;padding:22px;background:#fff;
  cursor:pointer;text-align:left;width:100%;font-family:var(--font-body);font-size:1rem;color:var(--ink);
}
.help-card:hover{border-color:var(--orange)}
.help-card .h-cat{
  display:inline-block;font-size:.75rem;font-weight:800;color:var(--orange-dark);
  background:var(--orange-soft);padding:4px 12px;border-radius:999px;margin-bottom:10px;
}
.help-card h3{margin-bottom:6px;font-size:1.05rem}
.help-card p{color:var(--muted);font-size:.93rem}
.help-card.hidden{display:none}
.empty-state{
  display:none;text-align:center;padding:40px 20px;color:var(--muted);
  border:1px dashed var(--line);border-radius:14px;margin-top:20px;
}
.empty-state.show{display:block}
.support-cols{display:grid;gap:18px;margin-top:36px}
.contact-card{background:var(--ink);color:#fff;border-radius:var(--radius);padding:32px 28px}
.contact-card h3{color:#fff;margin-bottom:10px}
.contact-card p{color:#b9b0a1;font-size:.95rem;margin-bottom:20px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.88rem;font-weight:700;margin-bottom:6px;color:#e8e2d4}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:13px 15px;border-radius:10px;border:1.5px solid #3a352c;
  background:#221c13;color:#fff;font-family:var(--font-body);font-size:.98rem;
}
.form-group input::placeholder,.form-group textarea::placeholder{color:#7d7462}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{
  border-color:var(--orange);outline:none;
}
.form-group .err{display:none;font-size:.82rem;color:#ff9d7a;margin-top:5px}
.form-group.invalid input,.form-group.invalid select,.form-group.invalid textarea{border-color:var(--red)}
.form-group.invalid .err{display:block}
.form-success{
  display:none;background:var(--green-soft);border:1px solid #9fd3b2;color:#14532d;
  border-radius:12px;padding:20px;text-align:center;font-weight:600;
}
.form-success.show{display:block;animation:fadeUp .3s ease}
.tutorials{background:var(--cream);border-top:1px solid var(--line)}
.tut-grid{display:grid;gap:16px;margin-top:32px}
.tut-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  cursor:pointer;text-align:left;font-family:var(--font-body);font-size:1rem;color:var(--ink);width:100%;
  transition:box-shadow .18s ease,transform .18s ease;
}
.tut-card:hover{box-shadow:var(--shadow-s);transform:translateY(-3px)}
.tut-thumb{
  height:120px;border-radius:10px;background:linear-gradient(135deg,var(--ink) 55%,#3a2a12);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;position:relative;overflow:hidden;
}
.tut-thumb::after{
  content:"";width:0;height:0;border-left:22px solid #fff;border-top:14px solid transparent;border-bottom:14px solid transparent;
  margin-left:6px;opacity:.92;
}
.tut-thumb span{
  position:absolute;bottom:10px;right:12px;background:rgba(0,0,0,.55);color:#fff;
  font-size:.78rem;font-weight:700;padding:4px 10px;border-radius:999px;
}
.tut-card h3{margin-bottom:6px}
.tut-card p{color:var(--muted);font-size:.93rem}

/* ---------- Modales ---------- */
.modal-back{
  display:none;position:fixed;inset:0;background:rgba(20,17,12,.6);z-index:200;
  align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(4px);
}
.modal-back.show{display:flex}
.modal{
  background:#fff;border-radius:20px;max-width:560px;width:100%;max-height:88vh;overflow:auto;
  padding:36px 32px;position:relative;animation:fadeUp .25s ease;
}
.modal h3{margin-bottom:6px;font-size:1.35rem}
.modal .m-sub{color:var(--muted);font-size:.95rem;margin-bottom:20px}
.modal ol{margin:0 0 18px 20px;display:grid;gap:10px;color:var(--ink-soft)}
.modal-close{
  position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:#fff;cursor:pointer;font-size:1.1rem;color:var(--muted);
}
.modal-close:hover{background:var(--cream);color:var(--ink)}
.legal-body{font-size:.95rem;color:var(--ink-soft);display:grid;gap:12px}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{animation-duration:.001s !important}
}

/* ---------- Responsive ---------- */
@media(min-width:720px){
  .hero-grid{grid-template-columns:1.05fr .95fr;padding-top:84px;padding-bottom:84px}
  .pain-grid{grid-template-columns:repeat(3,1fr)}
  .steps-grid{grid-template-columns:repeat(3,1fr)}
  .module-grid{grid-template-columns:repeat(2,1fr)}
  .testi-grid{grid-template-columns:repeat(3,1fr)}
  .pricing-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
  .support-cols{grid-template-columns:1fr 1fr}
  .tut-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:96px 0}
}
@media(min-width:1020px){
  .module-grid{grid-template-columns:repeat(3,1fr)}
  .tut-grid{grid-template-columns:repeat(4,1fr)}
  .chip-1{right:-8%}
  .chip-2{left:-10%}
}
@media(max-width:899px){
  .nav-links,.nav-actions .nav-cta{display:none}
  .hamburger{display:block}
  .mobile-menu{
    display:block;position:fixed;top:72px;left:0;right:0;z-index:99;
    background:#fff;border-bottom:1px solid var(--line);padding:12px 20px 20px;
    transform:translateY(-110%);visibility:hidden;
    transition:transform .25s ease,visibility 0s .25s;
  }
  .mobile-menu.open{transform:none;visibility:visible;box-shadow:var(--shadow);transition:transform .25s ease,visibility 0s}
  .mobile-menu a{
    display:block;text-decoration:none;font-weight:700;font-size:1.05rem;
    padding:14px 6px;border-bottom:1px solid var(--cream-2);color:var(--ink);
  }
  .mobile-menu a.active{color:var(--orange-dark)}
  .mobile-menu .btn{margin-top:14px}
}
@media(max-width:719px){
  .float-chip{display:none}
  .estimate-sheet{transform:rotate(0)}
  .price-card.featured{transform:none}
  .final-cta{margin:48px 0;padding:48px 22px}
  .section{padding:56px 0}
}