/* ===========================================================
   Fercasy · Landing system — A1plus
   Premium editorial aesthetic-clinic design (no medical cliché)
   =========================================================== */
/* Fuentes reales de fercasy.com: Montserrat (titulares + marca) + Open Sans (cuerpo) */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Open+Sans:wght@300;400;600;700&display=swap');

:root{
  --ink:#221b16;
  --ink-soft:#4a4039;
  --muted:#897c70;
  --cream:#f7f0e8;
  --cream-2:#efe5d8;
  --sand:#e7d9c8;
  --rose:#c79a53;
  --rose-deep:#a87f37;
  --gold:#d2a251;
  --white:#fffdfb;
  --line:#e4d8c8;
  --wa:#1f7a52;
  --shadow:0 18px 50px -24px rgba(58,40,28,.45);
  --shadow-sm:0 8px 24px -14px rgba(58,40,28,.4);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Open Sans',-apple-system,sans-serif;color:var(--ink-soft);
  background:var(--cream);line-height:1.7;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.serif{font-family:'Montserrat',Arial,sans-serif;color:var(--ink);font-weight:600;line-height:1.12}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.eyebrow{font-size:12px;letter-spacing:.28em;text-transform:uppercase;color:var(--rose-deep);font-weight:600}
.lead{font-size:clamp(17px,2.2vw,20px);color:var(--ink-soft)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:15px;letter-spacing:.01em;
  padding:16px 30px;border-radius:999px;cursor:pointer;border:1px solid transparent;
  transition:background .25s ease,color .25s ease,border-color .25s ease,box-shadow .25s ease;
  line-height:1;min-height:48px;white-space:nowrap}
.btn-primary{background:var(--rose);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--rose-deep)}
.btn-wa{background:var(--ink);color:#fff}
.btn-wa:hover{background:#000}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--rose);color:var(--rose-deep)}
.btn-light{background:#fff;color:var(--ink);box-shadow:var(--shadow-sm)}
.btn-light:hover{background:var(--cream)}
.btn svg{width:18px;height:18px;flex:0 0 auto}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .3s ease,box-shadow .3s ease,padding .3s ease;padding:18px 0}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-header.scrolled{background:rgba(247,240,232,.92);backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(0,0,0,.05);padding:10px 0}
.brand-logo{height:38px;width:auto;transition:opacity .3s}
.logo-light{display:block}.logo-dark{display:none}
.site-header.scrolled .logo-light{display:none}
.site-header.scrolled .logo-dark{display:block}
.header-actions{display:flex;align-items:center;gap:14px}
.header-phone{font-weight:600;color:#fff;font-size:15px;transition:color .3s}
.site-header.scrolled .header-phone{color:var(--ink)}
@media(max-width:760px){.header-phone{display:none}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;color:#fff}
.hero>.wrap{width:100%}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;animation:kenburns 18s ease-out forwards}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(28,20,15,.82) 0%,rgba(28,20,15,.55) 45%,rgba(28,20,15,.15) 100%)}
.hero-inner{position:relative;z-index:2;padding:140px 0 70px;max-width:680px}
.hero h1{color:#fff;font-size:clamp(25px,3.9vw,44px);font-weight:700;letter-spacing:-.015em}
.hero h1 em{font-style:italic;color:#ead2a0}
.hero .lead{color:rgba(255,255,255,.9);max-width:560px;margin-top:18px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-trust{display:flex;align-items:center;gap:22px;margin-top:34px;flex-wrap:wrap}
.hero-trust .stars{color:#f0c87a;letter-spacing:2px;font-size:16px}
.hero-trust small{display:block;color:rgba(255,255,255,.7);font-size:12.5px}
.hero-trust b{color:#fff;font-weight:600}
.hero-quickfacts{display:flex;flex-wrap:wrap;gap:0;margin-top:38px;border-top:1px solid rgba(255,255,255,.18)}
.hero-quickfacts .qf{padding:16px 26px 0 0;margin-right:26px}
.hero-quickfacts .qf span{display:block;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.6)}
.hero-quickfacts .qf b{font-family:'Montserrat',sans-serif;font-size:20px;color:#fff;font-weight:500}

/* ---------- trust bar ---------- */
.trustbar{background:var(--ink);color:#fff;padding:22px 0}
.trustbar .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:18px;align-items:center}
.trustbar .ti{display:flex;align-items:center;gap:12px}
.trustbar .ti b{font-family:'Montserrat',sans-serif;font-size:26px;color:#fff;font-weight:500;line-height:1}
.trustbar .ti small{color:rgba(255,255,255,.65);font-size:12px;letter-spacing:.04em}
.trustbar .ti .stars{color:#f0c87a;font-size:15px}

/* ---------- sections ---------- */
.section{padding:clamp(64px,9vw,118px) 0}
.section.cream{background:var(--cream)}
.section.cream2{background:var(--cream-2)}
.section.white{background:var(--white)}
.section.ink{background:var(--ink);color:rgba(255,255,255,.82)}
.section.ink h2,.section.ink h3{color:#fff}
.section-head{max-width:680px;margin-bottom:48px}
.section-head h2{font-size:clamp(30px,4.4vw,46px);margin:14px 0 0}
.section-head .lead{margin-top:16px}
.divider{width:54px;height:2px;background:var(--rose);margin-top:6px}

/* ---------- about / qué es ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,72px);align-items:center}
.split.rev{direction:rtl}.split.rev>*{direction:ltr}
.media-frame{position:relative;border-radius:6px;overflow:hidden;box-shadow:var(--shadow)}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5}
.media-badge{position:absolute;left:18px;bottom:18px;background:rgba(255,253,251,.95);backdrop-filter:blur(6px);
  padding:14px 18px;border-radius:6px;box-shadow:var(--shadow-sm);max-width:230px}
.media-badge b{font-family:'Montserrat',sans-serif;font-size:18px;color:var(--ink)}
.media-badge small{display:block;color:var(--muted);font-size:12px}

/* ---------- benefits (numbered, no random icons) ---------- */
.benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.benefit{background:var(--white);padding:30px 28px}
.benefit .num{font-family:'Montserrat',sans-serif;font-size:15px;color:var(--rose-deep);font-weight:600;letter-spacing:.04em}
.benefit h3{font-size:20px;margin:10px 0 8px}
.benefit p{margin:0;font-size:15px;color:var(--ink-soft)}
@media(max-width:680px){.benefits{grid-template-columns:1fr}}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;counter-reset:s}
.step{position:relative;padding-top:24px}
.step::before{counter-increment:s;content:"0" counter(s);font-family:'Montserrat',sans-serif;font-size:46px;color:var(--sand);position:absolute;top:-18px;left:0;font-weight:600}
.step h3{font-size:20px;margin:6px 0 8px;position:relative}
.step p{margin:0;font-size:15px}
@media(max-width:760px){.steps{grid-template-columns:1fr;gap:30px}}

/* ---------- before/after ---------- */
.results-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:1100px}
.ba{position:relative;border-radius:6px;overflow:hidden;box-shadow:var(--shadow-sm)}
.ba img{width:100%;aspect-ratio:1/1;object-fit:cover}
.ba span{position:absolute;top:12px;left:12px;background:rgba(34,27,22,.78);color:#fff;font-size:11px;letter-spacing:.14em;text-transform:uppercase;padding:5px 12px;border-radius:999px}
.results-note{font-size:12.5px;color:var(--muted);margin-top:16px;max-width:760px}
@media(max-width:560px){.results-grid{grid-template-columns:1fr 1fr;gap:10px}}

/* ---------- doctor / authority ---------- */
.authority{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.partners{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:30px}
.partner-chip{background:#fff;border-radius:12px;padding:14px 24px;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 22px -12px rgba(0,0,0,.55);transition:transform .25s ease}
.partner-chip:hover{transform:translateY(-3px)}
.partner-chip img{height:60px;width:auto;filter:none;opacity:1}
@media(max-width:560px){.partner-chip img{height:46px}.partner-chip{padding:12px 18px}}

/* ---------- testimonials ---------- */
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tcard{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:28px}
.tcard .stars{color:#e0a64a;letter-spacing:2px;font-size:15px}
.tcard p{font-family:'Montserrat',sans-serif;font-style:italic;font-size:18px;color:var(--ink);line-height:1.5;margin:12px 0 16px}
.tcard .who{font-size:13px;color:var(--muted);font-weight:500}
.tcard .who b{color:var(--ink-soft)}
@media(max-width:880px){.tgrid{grid-template-columns:1fr}}

/* ---------- faq ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:6px 0}
.faq summary{list-style:none;cursor:pointer;padding:20px 44px 20px 0;position:relative;font-weight:600;color:var(--ink);font-size:17px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:18px;font-size:24px;color:var(--rose);transition:transform .3s;font-weight:400}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 20px;color:var(--ink-soft);font-size:15.5px}

/* ---------- cta band ---------- */
.cta-band{position:relative;overflow:hidden;color:#fff;text-align:center}
.cta-band .bg{position:absolute;inset:0;z-index:0}
.cta-band .bg img{width:100%;height:100%;object-fit:cover}
.cta-band .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(28,20,15,.84),rgba(28,20,15,.86))}
.cta-band .inner{position:relative;z-index:2;padding:clamp(64px,9vw,110px) 0;max-width:680px;margin:0 auto}
.cta-band h2{color:#fff;font-size:clamp(30px,4.6vw,48px)}
.cta-band p{color:rgba(255,255,255,.85);margin:16px auto 30px;max-width:520px}
.cta-band .hero-cta{justify-content:center}
.urgency{display:inline-block;font-size:13.5px;color:#ead2a0;background:rgba(199,154,83,.20);border:1px solid rgba(234,210,160,.32);padding:9px 18px;border-radius:999px;margin:0 auto 22px}
.hero .urgency{margin:18px 0 0}

/* ---------- footer ---------- */
.site-footer{background:#1a140f;color:rgba(255,255,255,.6);padding:60px 0 30px;font-size:14px}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:40px}
.site-footer h4{color:#fff;font-family:'Open Sans',sans-serif;font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin:0 0 14px}
.site-footer a:hover{color:#fff}
.site-footer .flogo{height:40px;margin-bottom:16px}
.site-footer p{margin:6px 0}
.disclaimer{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;font-size:12px;color:rgba(255,255,255,.42);line-height:1.7}
@media(max-width:760px){.site-footer .cols{grid-template-columns:1fr}}

/* ---------- sticky mobile cta ---------- */
.mobile-cta{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;gap:10px;padding:10px 14px;
  background:rgba(247,240,232,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
.mobile-cta .btn{flex:1;justify-content:center;padding:14px 10px;font-size:14px}
@media(max-width:760px){.mobile-cta{display:flex}body{padding-bottom:74px}}

/* ---------- reveal animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.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}

@keyframes kenburns{from{transform:scale(1.08)}to{transform:scale(1)}}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .hero-bg img{animation:none}
}

/* ---------- index grid ---------- */
.tindex{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tindex a{position:relative;border-radius:8px;overflow:hidden;box-shadow:var(--shadow-sm);aspect-ratio:3/4;display:block}
.tindex a img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.tindex a:hover img{transform:scale(1.05)}
.tindex a::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(0,0,0,0) 40%,rgba(28,20,15,.82))}
.tindex a .cap{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff}
.tindex a .cap b{font-family:'Montserrat',sans-serif;font-size:22px;font-weight:500;display:block}
.tindex a .cap small{color:rgba(255,255,255,.8);font-size:13px}
@media(max-width:880px){.tindex{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.tindex{grid-template-columns:1fr}}

/* ---------- index: 6-en-fila ---------- */
.tindex.six{grid-template-columns:repeat(6,1fr);gap:14px}
.tindex.six a{aspect-ratio:3/4}
.tindex.six .cap{left:14px;right:14px;bottom:14px}
.tindex.six .cap b{font-size:16px;line-height:1.15;font-weight:600}
.tindex.six .cap small{font-size:11px}
@media(max-width:1100px){.tindex.six{grid-template-columns:repeat(3,1fr);gap:18px}}
@media(max-width:680px){.tindex.six{grid-template-columns:repeat(2,1fr)}}
@media(max-width:420px){.tindex.six{grid-template-columns:1fr}}

/* ---------- header sólido en páginas sin hero ---------- */
.page-flat .site-header{background:rgba(247,240,232,.95);backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(0,0,0,.05);padding:12px 0}
.page-flat .logo-light{display:none}
.page-flat .logo-dark{display:block}
.page-flat .header-phone{color:var(--ink)}