/* ============================================================
   CHECKMARK SRL — Hoja de estilos
   Donde la estrategia encuentra el crecimiento.
   ============================================================ */

:root{
  --navy:#15233F;
  --navy-2:#1E3358;
  --red:#E0342A;
  --red-d:#B82820;
  --blue:#2E6FD6;
  --blue-l:#5B9BFF;
  --ink:#0E1830;
  --slate:#5A6781;
  --mist:#F5F7FB;
  --line:#E6EAF2;
  --white:#ffffff;
  --radius:18px;
  --radius-lg:28px;
  --shadow-sm:0 4px 18px rgba(21,35,63,.08);
  --shadow:0 18px 50px rgba(21,35,63,.14);
  --shadow-lg:0 40px 90px rgba(21,35,63,.22);
  --container:1200px;
  --grad:linear-gradient(135deg,#E0342A 0%,#B82820 100%);
  --grad-navy:linear-gradient(135deg,#15233F 0%,#243a63 60%,#2E6FD6 130%);
  --ease:cubic-bezier(.16,.84,.44,1);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --font-head:'Montserrat','Inter',system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

h1,h2,h3,h4{font-family:var(--font-head);line-height:1.12;letter-spacing:-.02em;color:var(--navy);font-weight:800}
h1{font-size:clamp(2.4rem,5.5vw,4.4rem)}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem)}
h3{font-size:1.3rem}
p{color:var(--slate)}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:clamp(64px,9vw,128px) 0}
.section.alt{background:var(--mist)}
.section.dark{background:var(--grad-navy);color:#dfe6f4}
.section.dark h2,.section.dark h3{color:#fff}
.section.dark p{color:#b9c6e0}

/* ---------- Eyebrow + headings ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-head);font-weight:700;font-size:.78rem;
  text-transform:uppercase;letter-spacing:.18em;color:var(--red);
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--red);border-radius:2px}
.section.dark .eyebrow{color:var(--blue-l)}
.section.dark .eyebrow::before{background:var(--blue-l)}
.head{max-width:720px;margin-bottom:54px}
.head.center{margin-inline:auto;text-align:center}
.head p{font-size:1.08rem;margin-top:16px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-head);font-weight:700;font-size:.96rem;
  padding:15px 28px;border-radius:999px;border:none;cursor:pointer;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s;
  position:relative;white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px rgba(224,52,42,.34)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 22px 44px rgba(224,52,42,.46)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1.5px solid rgba(255,255,255,.35);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.18);transform:translateY(-3px)}
.btn-outline{background:transparent;color:var(--navy);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--red);color:var(--red);transform:translateY(-3px)}
.btn-lg{padding:18px 34px;font-size:1.02rem}

/* ---------- Navbar ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:14px 0;transition:all .4s var(--ease);
}
.nav.scrolled{
  background:rgba(255,255,255,.82);backdrop-filter:blur(16px);
  box-shadow:0 6px 30px rgba(21,35,63,.08);padding:8px 0;
}
.nav .container{display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:800;color:var(--navy);font-size:1.04rem;letter-spacing:-.02em;flex:none}
.brand img{height:44px;width:auto}
.brand small{display:block;font-size:.6rem;letter-spacing:.34em;color:var(--red);font-weight:700;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{font-weight:600;font-size:.92rem;color:var(--navy);position:relative;transition:color .25s;white-space:nowrap}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--red);transition:width .3s var(--ease)}
.nav-links a:hover{color:var(--red)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:11px;flex:none}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.menu-toggle span{width:26px;height:2.5px;background:var(--navy);border-radius:2px;transition:.3s}

/* ---------- Hero ---------- */
.hero{position:relative;padding:160px 0 90px;overflow:hidden;background:var(--white)}
.hero-mesh{position:absolute;inset:0;z-index:0;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.35;animation:float 16s ease-in-out infinite}
.blob.b1{width:520px;height:520px;background:radial-gradient(circle,#5B9BFF,transparent 70%);top:-160px;right:-120px}
.blob.b2{width:460px;height:460px;background:radial-gradient(circle,#E0342A,transparent 70%);bottom:-180px;left:-120px;animation-delay:-5s;opacity:.22}
.blob.b3{width:360px;height:360px;background:radial-gradient(circle,#2E6FD6,transparent 70%);top:40%;left:45%;animation-delay:-9s;opacity:.18}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-40px) scale(1.08)}}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:9px;background:rgba(46,111,214,.1);color:var(--blue);font-weight:700;font-size:.82rem;padding:8px 16px;border-radius:999px;margin-bottom:24px;font-family:var(--font-head)}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px rgba(34,197,94,.2)}
.hero h1{margin-bottom:22px}
.hero h1 .accent{color:var(--red);position:relative;white-space:nowrap}
.hero-lead{font-size:1.18rem;max-width:540px;margin-bottom:34px;color:var(--slate)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero-trust{display:flex;gap:30px;flex-wrap:wrap}
.hero-trust .t{display:flex;flex-direction:column}
.hero-trust .t b{font-family:var(--font-head);font-size:1.9rem;color:var(--navy);line-height:1}
.hero-trust .t span{font-size:.82rem;color:var(--slate);margin-top:4px}
.hero-visual{position:relative;display:flex;justify-content:center}
.hero-logo-wrap{position:relative;width:min(100%,420px);aspect-ratio:1;display:grid;place-items:center;
  background:radial-gradient(circle at 50% 45%,#fff 0%,#fff 55%,rgba(46,111,214,.06) 100%);
  border-radius:50%;box-shadow:var(--shadow-lg);animation:bob 6s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.hero-logo-wrap img{width:78%}
.ring-pulse{position:absolute;inset:0;border-radius:50%;border:2px solid rgba(224,52,42,.25);animation:pulse 3.5s ease-out infinite}
.ring-pulse.d2{animation-delay:1.2s}
.ring-pulse.d3{animation-delay:2.4s}
@keyframes pulse{0%{transform:scale(.85);opacity:.8}100%{transform:scale(1.25);opacity:0}}
.float-chip{position:absolute;background:#fff;box-shadow:var(--shadow);border-radius:14px;padding:12px 16px;display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:700;font-size:.86rem;color:var(--navy);animation:bob 5s ease-in-out infinite}
.float-chip svg{width:20px;height:20px;color:var(--red)}
.float-chip.c1{top:-5%;left:50%;animation:bobC 5s ease-in-out infinite;animation-delay:-1s}
@keyframes bobC{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,-12px)}}
.float-chip.c2{bottom:-5%;left:50%;animation:bobC 5s ease-in-out infinite;animation-delay:-3s}
.float-chip.c2 svg{color:var(--red)}
.float-chip.c3{top:40%;right:-11%;animation-delay:-2s}
.float-chip.c3 svg{color:var(--blue)}

/* ---------- Marquee logos / referencial ---------- */
.marquee-wrap{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0;overflow:hidden}
.marquee-label{text-align:center;font-size:.78rem;text-transform:uppercase;letter-spacing:.2em;color:var(--slate);font-weight:700;margin-bottom:18px;font-family:var(--font-head)}
.marquee{display:flex;gap:60px;width:max-content;animation:scrollx 26s linear infinite}
.marquee span{font-family:var(--font-head);font-weight:800;font-size:1.25rem;color:#c4ccdb;white-space:nowrap;letter-spacing:.02em}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* ---------- Manifiesto ---------- */
.manifesto{text-align:center}
.manifesto .quote{font-family:var(--font-head);font-weight:800;font-size:clamp(1.6rem,3.4vw,2.6rem);line-height:1.25;color:#fff;max-width:900px;margin:0 auto 26px}
.manifesto .quote em{color:var(--blue-l);font-style:normal}
.manifesto .sign{color:#b9c6e0;font-weight:600;letter-spacing:.04em}

/* ---------- Soluciones cards ---------- */
.grid{display:grid;gap:24px}
.grid-5{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 28px;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s;
  position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card-ico{width:58px;height:58px;border-radius:14px;display:grid;place-items:center;margin-bottom:20px;background:rgba(224,52,42,.1);color:var(--red)}
.card-ico svg{width:28px;height:28px}
.card.blue .card-ico{background:rgba(46,111,214,.12);color:var(--blue)}
.card h3{margin-bottom:10px}
.card p{font-size:.96rem}
.card .more{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-family:var(--font-head);font-weight:700;font-size:.85rem;color:var(--red);transition:gap .3s}
.card:hover .more{gap:12px}

/* ---------- Metodología Huella/Target/Check ---------- */
.method{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;margin-top:30px}
.method-line{position:absolute;top:46px;left:16%;right:16%;height:2px;background:repeating-linear-gradient(90deg,var(--blue) 0 10px,transparent 10px 20px);z-index:0;opacity:.5}
.step{text-align:center;padding:0 22px;position:relative;z-index:1}
.step-num{width:92px;height:92px;margin:0 auto 22px;border-radius:50%;background:#fff;border:2px solid var(--line);display:grid;place-items:center;box-shadow:var(--shadow-sm);transition:transform .4s var(--ease)}
.step:hover .step-num{transform:translateY(-6px) scale(1.05)}
.step-num svg{width:42px;height:42px}
.step .tag{font-family:var(--font-head);font-weight:800;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--red);display:block;margin-bottom:6px}
.step h3{margin-bottom:10px}
.step p{font-size:.95rem}

/* ---------- Resultados / counters ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.stat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:34px 26px;text-align:center;backdrop-filter:blur(4px)}
.stat .num{font-family:var(--font-head);font-weight:800;font-size:clamp(2.4rem,5vw,3.4rem);color:#fff;line-height:1}
.stat .num .suf{color:var(--blue-l)}
.stat .lbl{color:#b9c6e0;font-size:.95rem;margin-top:10px}

/* ---------- Timeline ---------- */
.timeline{position:relative;max-width:820px;margin:0 auto;padding-left:8px}
.timeline::before{content:"";position:absolute;left:14px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--red),var(--blue))}
.tl-item{position:relative;padding:0 0 36px 52px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:5px;top:2px;width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid var(--red);box-shadow:0 0 0 5px rgba(224,52,42,.12)}
.tl-item:nth-child(even) .tl-dot{border-color:var(--blue);box-shadow:0 0 0 5px rgba(46,111,214,.12)}
.tl-year{font-family:var(--font-head);font-weight:800;color:var(--red);font-size:1.05rem}
.tl-item:nth-child(even) .tl-year{color:var(--blue)}
.tl-item h3{margin:2px 0 6px}
.tl-item p{font-size:.96rem}

/* ---------- Identidad de marca / colores ---------- */
.brand-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px}
.swatch{border-radius:var(--radius);padding:26px 22px;color:#fff;min-height:150px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden;box-shadow:var(--shadow-sm)}
.swatch h4{color:#fff;font-size:1.05rem}
.swatch p{color:rgba(255,255,255,.85);font-size:.86rem;margin-top:4px}
.swatch.red{background:var(--grad)}
.swatch.blue{background:linear-gradient(135deg,#2E6FD6,#15233F)}
.swatch.white{background:#fff;border:1px solid var(--line)}
.swatch.white h4{color:var(--navy)}.swatch.white p{color:var(--slate)}

/* ---------- Books ---------- */
.book{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s}
.book:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.book-cover{aspect-ratio:3/4;position:relative;display:grid;place-items:center;padding:24px;text-align:center;color:#fff}
.book-cover .bk-title{font-family:var(--font-head);font-weight:800;font-size:1.3rem;line-height:1.15}
.book-cover .bk-sub{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;margin-top:10px;opacity:.85}
.book-cover::after{content:"";position:absolute;left:0;top:0;bottom:0;width:8px;background:rgba(0,0,0,.18)}
.book-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.book-body p{font-size:.92rem}
.book-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:8px}
.price{font-family:var(--font-head);font-weight:800;color:var(--navy);font-size:1.3rem}
.price small{font-size:.8rem;color:var(--slate);font-weight:600}

/* ---------- Estrategias CTA panel ---------- */
.panel{
  background:var(--grad-navy);border-radius:var(--radius-lg);padding:clamp(36px,5vw,64px);
  color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)
}
.panel::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(224,52,42,.4),transparent 70%);top:-120px;right:-80px;filter:blur(30px)}
.panel-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}
.panel h2{color:#fff}
.panel p{color:#c4d0e8;margin-top:14px;font-size:1.05rem}
.panel-actions{display:flex;flex-direction:column;gap:14px}
.panel ul.ticks{margin:20px 0 0;display:grid;gap:10px}
.panel ul.ticks li{display:flex;gap:10px;align-items:flex-start;color:#d8e1f2;font-size:.96rem}
.panel ul.ticks svg{width:20px;height:20px;color:#22c55e;flex:none;margin-top:2px}

/* ---------- Pricing (estrategias page) ---------- */
.tiers{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;align-items:stretch}
.tier{background:#fff;border:1.5px solid var(--line);border-radius:var(--radius-lg);padding:34px 30px;display:flex;flex-direction:column;position:relative;transition:transform .4s var(--ease),box-shadow .4s}
.tier:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.tier.featured{border-color:var(--red);box-shadow:var(--shadow)}
.tier .ribbon{position:absolute;top:18px;right:18px;background:var(--grad);color:#fff;font-family:var(--font-head);font-weight:700;font-size:.7rem;letter-spacing:.1em;padding:6px 12px;border-radius:999px;text-transform:uppercase}
.tier h3{font-size:1.4rem}
.tier .tprice{font-family:var(--font-head);font-weight:800;font-size:2.4rem;color:var(--navy);margin:14px 0 4px}
.tier .tprice small{font-size:.95rem;color:var(--slate);font-weight:600}
.tier ul{margin:18px 0 26px;display:grid;gap:11px}
.tier ul li{display:flex;gap:10px;font-size:.95rem;color:var(--slate)}
.tier ul li svg{width:19px;height:19px;color:var(--red);flex:none;margin-top:3px}
.tier .btn{margin-top:auto;justify-content:center}

/* ---------- Forms ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(28px,4vw,48px);box-shadow:var(--shadow-sm)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-family:var(--font-head);font-weight:700;font-size:.85rem;color:var(--navy)}
.field label .req{color:var(--red)}
.field input,.field select,.field textarea{
  font-family:var(--font);font-size:.98rem;padding:13px 15px;border:1.5px solid var(--line);
  border-radius:12px;background:var(--mist);color:var(--ink);transition:border-color .25s,background .25s,box-shadow .25s;
}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(46,111,214,.12)}
.field .hint{font-size:.78rem;color:var(--slate)}
.form-note{font-size:.86rem;color:var(--slate);margin-top:8px}
.toggle-complex{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:8px}
.chip-radio{position:relative}
.chip-radio input{position:absolute;opacity:0}
.chip-radio label{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border:1.5px solid var(--line);border-radius:999px;cursor:pointer;font-family:var(--font-head);font-weight:700;font-size:.9rem;color:var(--navy);transition:.25s;background:#fff}
.chip-radio input:checked+label{border-color:var(--red);background:rgba(224,52,42,.07);color:var(--red)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.contact-info{display:grid;gap:18px}
.ci-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;transition:transform .35s var(--ease),box-shadow .35s}
.ci-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.ci-item .ci-ico{width:46px;height:46px;border-radius:12px;background:rgba(46,111,214,.1);color:var(--blue);display:grid;place-items:center;flex:none}
.ci-item .ci-ico svg{width:22px;height:22px}
.ci-item h4{font-size:1rem;margin-bottom:2px}
.ci-item p,.ci-item a{font-size:.93rem;color:var(--slate)}
.ci-item a:hover{color:var(--red)}

/* ---------- Footer ---------- */
.footer{background:var(--ink);color:#aeb9d0;padding:70px 0 30px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer .brand{color:#fff;margin-bottom:16px}
.footer-top p{font-size:.92rem;color:#8b97b3;max-width:320px}
.footer h5{font-family:var(--font-head);color:#fff;font-size:.95rem;margin-bottom:16px;letter-spacing:.02em}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:.92rem;color:#aeb9d0;transition:color .25s}
.footer-links a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:.84rem;color:#8b97b3}
.socials{display:flex;gap:12px}
.socials a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;transition:.25s}
.socials a:hover{background:var(--red);transform:translateY(-3px)}
.socials svg{width:18px;height:18px;color:#fff}

/* ---------- WhatsApp float + back to top ---------- */
.wa-float{position:fixed;bottom:24px;right:24px;z-index:900;width:60px;height:60px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 12px 30px rgba(37,211,102,.45);transition:transform .3s var(--ease);animation:waPulse 2.6s infinite}
.wa-float:hover{transform:scale(1.1)}
.wa-float svg{width:32px;height:32px;color:#fff}
@keyframes waPulse{0%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 12px 30px rgba(37,211,102,.45),0 0 0 0 rgba(37,211,102,0)}}
.to-top{position:fixed;bottom:96px;right:30px;z-index:900;width:46px;height:46px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;cursor:pointer;border:none;opacity:0;pointer-events:none;transform:translateY(10px);transition:.35s var(--ease)}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top svg{width:20px;height:20px}

/* ---------- Reveal animations ---------- */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}.reveal.d5{transition-delay:.4s}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ---------- Toast ---------- */
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--navy);color:#fff;padding:16px 26px;border-radius:14px;box-shadow:var(--shadow-lg);z-index:2000;font-weight:600;opacity:0;transition:.45s var(--ease);max-width:90vw;text-align:center}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ---------- Page hero (interior) ---------- */
.page-hero{padding:150px 0 70px;background:var(--grad-navy);color:#fff;text-align:center;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(46,111,214,.4),transparent 70%);bottom:-260px;left:50%;transform:translateX(-50%);filter:blur(40px)}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{color:#fff}
.page-hero p{color:#c4d0e8;max-width:640px;margin:18px auto 0;font-size:1.1rem}
.breadcrumb{font-size:.85rem;color:#9fb0d2;margin-bottom:18px}
.breadcrumb a:hover{color:#fff}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero .container{grid-template-columns:1fr;text-align:center}
  .hero-lead{margin-inline:auto}.hero-actions,.hero-trust{justify-content:center}
  .hero-visual{order:-1;margin-bottom:10px}
  .panel-inner{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
/* Menú: colapsa a botón hamburguesa antes para evitar que los enlaces se sobrepongan con el logo */
@media (max-width:1120px){
  .nav-links,.nav-cta .btn-outline{display:none}
  .menu-toggle{display:flex}
  .nav-links.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:#fff;padding:22px 24px;gap:16px;box-shadow:var(--shadow);align-items:flex-start;border-top:1px solid var(--line)}
  .nav-links.open a{font-size:1.05rem}
}
@media (max-width:760px){
  .method{grid-template-columns:1fr;gap:30px}.method-line{display:none}
  .form-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
}
@media (max-width:540px){
  .nav-cta .btn-primary{display:none}
  .brand small{display:none}
  .brand{font-size:1.05rem}
}

/* ---------- Selector de idioma ---------- */
.lang-switch{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:999px;overflow:hidden;font-family:var(--font-head);font-weight:700;font-size:.8rem}
.lang-switch a{padding:7px 13px;color:var(--slate);transition:.25s;line-height:1}
.lang-switch a.active{background:var(--navy);color:#fff}
.lang-switch a:not(.active):hover{color:var(--red)}

/* ---------- Foto de libros ---------- */
.book-cover{overflow:hidden}
.book-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}
.book-cover .bk-caption{position:relative;z-index:2}
/* Título debajo de la imagen */
.bk-name{font-family:var(--font-head);font-weight:800;font-size:1.12rem;color:var(--navy);line-height:1.18}
.book-body .book-sub-author{margin-top:-6px;margin-bottom:2px}

/* ---------- Estado "Próximamente" en libros ---------- */
.book-badge{position:absolute;z-index:3;top:14px;left:14px;background:var(--navy);color:#fff;font-family:var(--font-head);font-weight:700;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;padding:6px 13px;border-radius:999px;box-shadow:0 6px 16px rgba(0,0,0,.25)}
.book.soon .book-cover{filter:saturate(.9)}
.book.soon .price{color:var(--slate);font-size:1.05rem;letter-spacing:.04em;text-transform:uppercase}
.book-sub-author{font-size:.82rem;color:var(--slate);font-weight:600;margin-top:-4px}

/* ---------- Menú sobre encabezado oscuro (páginas interiores) ---------- */
.nav.nav-on-dark:not(.scrolled) .brand{color:#fff}
.nav.nav-on-dark:not(.scrolled) .nav-links a{color:#fff}
.nav.nav-on-dark:not(.scrolled) .nav-links a:hover{color:#fff}
.nav.nav-on-dark:not(.scrolled) .menu-toggle span{background:#fff}
.nav.nav-on-dark:not(.scrolled) .lang-switch{border-color:rgba(255,255,255,.45)}
.nav.nav-on-dark:not(.scrolled) .lang-switch a{color:#e7edf8}
.nav.nav-on-dark:not(.scrolled) .lang-switch a.active{background:#fff;color:var(--navy)}
.nav.nav-on-dark:not(.scrolled) .btn-outline{color:#fff;border-color:rgba(255,255,255,.5)}
.nav.nav-on-dark:not(.scrolled) .btn-outline:hover{border-color:#fff;color:#fff}

/* ---------- Landing B2B ---------- */
.lp-hero{position:relative;padding:150px 0 80px;background:var(--grad-navy);color:#fff;overflow:hidden}
.lp-hero::after{content:"";position:absolute;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(224,52,42,.45),transparent 70%);top:-180px;right:-160px;filter:blur(40px)}
.lp-hero .container{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.lp-hero h1{color:#fff;font-size:clamp(2.2rem,4.6vw,3.6rem)}
.lp-hero p{color:#c8d4ec}
.lp-authors{font-family:var(--font-head);font-weight:700;letter-spacing:.04em;color:#fff;margin:6px 0 18px;font-size:1.02rem}
.lp-authors span{color:var(--blue-l)}
.lp-cover{display:flex;justify-content:center;position:relative}
.lp-cover img{width:min(80%,330px);border-radius:6px;box-shadow:0 45px 100px rgba(0,0,0,.55);transform:rotate(-4deg);transition:transform .6s var(--ease)}
.lp-cover img:hover{transform:rotate(0) translateY(-6px)}
.lp-cover .lp-fallback{width:min(80%,330px);aspect-ratio:3/4;border-radius:6px;background:linear-gradient(150deg,#E0342A,#B82820);display:grid;place-items:center;text-align:center;color:#fff;padding:28px;box-shadow:0 45px 100px rgba(0,0,0,.55);transform:rotate(-4deg)}
.author{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;text-align:center;transition:transform .4s var(--ease),box-shadow .4s}
.author:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.author .av{width:74px;height:74px;border-radius:50%;margin:0 auto 16px;display:grid;place-items:center;font-family:var(--font-head);font-weight:800;font-size:1.5rem;color:#fff;background:var(--grad-navy)}
.author h3{font-size:1.1rem}
.author .role{color:var(--red);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin:4px 0 10px;font-family:var(--font-head)}
.author p{font-size:.92rem}
.quote-box{max-width:820px;margin:0 auto;text-align:center}
.quote-box .q{font-family:var(--font-head);font-weight:800;font-size:clamp(1.4rem,3vw,2.1rem);line-height:1.3;color:#fff}
.quote-box .q span{color:var(--blue-l)}
.quote-box .by{margin-top:18px;color:#b9c6e0;font-weight:600}