/* ==========================================================================
   EndoAdvance Total: Fundamentos — SurpreenDente For Education
   Hoja de estilos principal
   ========================================================================== */

:root{
  --green-950:#061a13;
  --green-900:#0a281d;
  --green-850:#0d3325;
  --green-800:#11402e;
  --green-700:#175c40;
  --lime:#a5d848;
  --lime-bright:#bdf152;
  --mint:#cfe8dc;
  --mint-dim:#9fc4b3;
  --white:#f4fbf6;
  --border:rgba(165,216,72,.18);
  --border-soft:rgba(255,255,255,.08);
  --card:rgba(255,255,255,.035);
  --card-hover:rgba(165,216,72,.06);
  --radius:16px;
  --maxw:1140px;
  --font-head:'Poppins',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--white);
  background:var(--green-950);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.15;font-weight:700}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.lime{color:var(--lime-bright)}
.eyebrow{
  font-family:var(--font-head);font-weight:600;font-size:.72rem;
  letter-spacing:.32em;text-transform:uppercase;color:var(--lime);
}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-head);font-weight:600;font-size:.95rem;
  padding:15px 30px;border-radius:999px;cursor:pointer;border:none;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.btn-primary{
  background:linear-gradient(100deg,var(--lime),var(--lime-bright));
  color:#08221a;box-shadow:0 10px 30px -8px rgba(165,216,72,.55);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 40px -10px rgba(165,216,72,.7)}
.btn-ghost{background:transparent;color:var(--white);border:1.5px solid var(--border)}
.btn-ghost:hover{background:var(--card-hover);border-color:var(--lime)}
.btn-wa{background:rgba(255,255,255,.06);border:1.5px solid var(--border-soft);color:var(--white)}
.btn-wa:hover{border-color:var(--border);background:var(--card-hover)}

/* Badge de contenido pendiente por verificar / completar */
.badge-pending{
  display:inline-block;font-family:var(--font-head);font-weight:700;font-size:.68rem;
  letter-spacing:.08em;text-transform:uppercase;color:#0a2e1a;background:var(--lime-bright);
  padding:4px 11px;border-radius:999px;margin-bottom:12px;
}
.editable{outline:1px dashed rgba(165,216,72,.4);outline-offset:3px;border-radius:6px}

/* NAV */
header.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(6,26,19,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-soft);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:88px}
.nav-strip{background:var(--green-900);text-align:center;padding:7px 12px;font-size:.76rem;font-weight:600;letter-spacing:.03em;color:var(--mint);border-bottom:1px solid var(--border-soft)}
.brand{display:flex;align-items:center;gap:13px}
.brand-logo{height:70px;width:auto}
.foot-inner .brand-logo{height:78px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a.link{font-size:.88rem;color:var(--mint);font-weight:500;transition:color .15s}
.nav-links a.link:hover{color:var(--lime-bright)}
.nav .btn{padding:11px 20px;font-size:.83rem}
.burger{display:none;background:none;border:none;color:var(--white);cursor:pointer}

.mobile-menu{display:none;flex-direction:column;gap:4px;padding:12px 24px 22px;background:rgba(6,26,19,.97);border-bottom:1px solid var(--border-soft)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:12px 4px;color:var(--mint);font-weight:500;border-bottom:1px solid var(--border-soft)}
.mobile-menu a.btn{justify-content:center;margin-top:12px;border-bottom:none;color:#08221a}

/* HERO */
.hero{position:relative;padding:64px 0 80px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    linear-gradient(180deg,var(--green-900),var(--green-950));
}
.hero-bg{position:absolute;inset:0;z-index:0;object-fit:cover;object-position:center 30%;width:100%;height:100%;opacity:.32}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(100deg,var(--green-950) 18%,rgba(6,26,19,.62) 55%,rgba(6,26,19,.25) 100%),
    linear-gradient(0deg,var(--green-950) 0%,transparent 22%);
}
.hero-inner{position:relative;z-index:2;max-width:760px}
.hero h1{font-family:var(--font-body);font-weight:500;font-size:1.18rem;color:var(--mint);max-width:640px;margin:16px 0 6px;letter-spacing:.005em}
.hero .badges{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 22px}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:500;color:var(--mint);
  padding:8px 15px;border:1px solid var(--border);border-radius:999px;
  background:var(--card);
}
.pill svg{width:15px;height:15px;color:var(--lime)}
.hero-headline{font-family:var(--font-head);font-weight:800;font-size:clamp(2rem,4.6vw,3.1rem);line-height:1.12;letter-spacing:-.02em;margin:6px 0 20px;max-width:680px}
.hero-proof{margin-top:34px;border-radius:18px;overflow:hidden;border:1px solid var(--border-soft);max-width:640px;position:relative}
.hero-proof img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}
.hero-proof-cap{padding:12px 18px;background:rgba(255,255,255,.05);font-size:.82rem;color:var(--mint);font-weight:500}
.hero p.lead{font-size:1.08rem;color:var(--mint);max-width:600px;margin:0 0 18px}
.hero-meta{font-size:.92rem;font-weight:600;color:var(--white);margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:8px}
.hero-note{font-size:.82rem;color:var(--mint-dim);margin-top:16px;display:flex;align-items:flex-start;gap:8px;max-width:520px}
.hero-note svg{width:16px;height:16px;color:var(--lime);flex:none;margin-top:2px}
.hero-fine{font-size:.8rem;color:var(--mint-dim);margin-top:14px}

/* SECTION SHELL */
section.blk{padding:56px 0}
.sec-head{max-width:700px;margin-bottom:40px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head::before{content:"";display:block;width:72px;height:3px;background:var(--lime);border-radius:2px;margin:0 auto 22px}
.sec-head h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:700;letter-spacing:-.01em}
.sec-head p{color:var(--mint);font-size:1.03rem;margin-top:14px}
.ce-pill{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-family:var(--font-head);font-weight:700;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;color:#0a2e1a;background:var(--lime-bright);padding:6px 14px;border-radius:999px}
.ce-pill svg{width:14px;height:14px}

/* PRICE BOX (usado en hero e inversión) */
.price-table{display:grid;grid-template-columns:1fr 1fr;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border-soft);max-width:620px;margin:0 0 20px}
.price-table .cell{padding:24px 24px}
.price-table .cell.regular{background:var(--green-800)}
.price-table .cell.early{background:rgba(255,255,255,.06)}
.price-table .label{font-family:var(--font-head);font-weight:700;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mint)}
.price-table .amount{font-family:var(--font-head);font-weight:800;font-size:2rem;color:var(--white);margin-top:8px}
.price-table .cell.early .amount{color:var(--lime-bright)}
.price-table .note{font-size:.82rem;color:var(--mint-dim);margin-top:8px;line-height:1.4}
.price-fine{font-size:.86rem;color:var(--mint);margin:6px 0}
.price-fine.dim{color:var(--mint-dim);font-size:.8rem}

/* GRID */
.grid{display:grid;gap:22px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.feature{
  background:var(--card);border:1px solid var(--border-soft);
  border-radius:var(--radius);padding:26px 24px;transition:transform .2s,border-color .2s,background .2s;
}
.feature:hover{transform:translateY(-5px);border-color:var(--border);background:var(--card-hover)}
.feat-ico{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;margin-bottom:16px;
  background:rgba(165,216,72,.12);border:1px solid var(--border);color:var(--lime-bright);
}
.feat-ico svg{width:24px;height:24px}
.feature h4{font-size:1.04rem;margin-bottom:7px;font-weight:600}
.feature p{color:var(--mint-dim);font-size:.9rem}

/* CHECKLISTS reutilizables (identificación, incluye, idoneidad, formato) */
.checklist{list-style:none;display:grid;gap:14px}
.checklist li{display:flex;gap:12px;align-items:flex-start;font-size:.95rem;color:var(--mint);line-height:1.5}
.checklist li svg{width:19px;height:19px;color:var(--lime);flex:none;margin-top:2px}
.checklist.cross li svg{color:#e2a37e}
.checklist li b{color:var(--white);font-weight:600}
.panel{background:var(--card);border:1px solid var(--border-soft);border-radius:20px;padding:32px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}

/* BLOQUE Q&A (problema clínico) */
.qa-block{
  max-width:680px;margin:28px auto 32px;display:grid;gap:16px;text-align:center;
  background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);
  padding:32px 36px;
}
.qa-block p.q{font-weight:600;color:var(--white);font-size:1.02rem}
.statement{
  font-family:var(--font-head);font-weight:600;font-size:clamp(1.2rem,2.6vw,1.55rem);
  line-height:1.5;max-width:760px;margin:0 auto;text-align:center;
}

/* METODOLOGIA: pasos */
.step{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:28px 24px}
.step .num{font-family:var(--font-head);font-weight:800;color:var(--lime-bright);font-size:1.7rem;margin-bottom:12px}
.step h4{font-size:1.05rem;margin-bottom:8px}
.step p{color:var(--mint-dim);font-size:.9rem}

/* PROMISE / STATEMENT strip */
.promise{background:linear-gradient(180deg,var(--green-950),var(--green-900))}
.promise-card{
  border-left:4px solid var(--lime);background:var(--card);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:30px 34px;max-width:820px;margin:0 auto;
}
.promise-card p{font-size:1.15rem;font-family:var(--font-head);font-weight:500;line-height:1.5}
.promise-card p strong{color:var(--lime-bright);font-weight:700}

/* GALERIA experiencia real */
.gallery{background:linear-gradient(180deg,var(--green-950),var(--green-900))}
.gal-item{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--border-soft);aspect-ratio:4/3;background:var(--card)}
.gal-item img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.gal-item:hover img{transform:scale(1.05)}
.gal-cap{
  position:absolute;left:0;right:0;bottom:0;padding:32px 20px 16px;
  background:linear-gradient(180deg,transparent,rgba(6,26,19,.9));
  font-family:var(--font-head);font-weight:600;font-size:1rem;color:var(--white);
}
.gal-cap span{display:block;font-family:var(--font-body);font-weight:400;font-size:.82rem;color:var(--mint-dim);margin-top:2px}

/* HANDS-ON con foto real */
.handson-wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;align-items:center}
.handson-img{border-radius:20px;overflow:hidden;border:1px solid var(--border-soft)}
.handson-img img{width:100%;display:block}

/* MAGNIFICACION */
.mag-wrap{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}

/* PROGRAM days */
.days{background:linear-gradient(180deg,var(--green-900),var(--green-950))}
.day{
  background:var(--card);border:1px solid var(--border-soft);border-radius:20px;
  padding:34px 32px;position:relative;overflow:hidden;transition:border-color .2s,transform .2s;
}
.day:hover{border-color:var(--border);transform:translateY(-4px)}
.day-num{
  font-family:var(--font-head);font-weight:800;font-size:5rem;line-height:1;
  color:transparent;-webkit-text-stroke:1.5px rgba(165,216,72,.35);position:absolute;top:18px;right:24px;
}
.day .kicker{font-family:var(--font-head);font-weight:700;font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:var(--lime)}
.day h3{font-size:1.28rem;margin:10px 0 16px;max-width:80%}
.day .obj{color:var(--mint);font-size:.94rem;padding-bottom:18px;margin-bottom:18px;border-bottom:1px solid var(--border-soft)}
.day ul{list-style:none;display:grid;gap:12px}
.day li{display:flex;gap:11px;font-size:.9rem;color:var(--mint)}
.day li svg{width:17px;height:17px;color:var(--lime);flex:none;margin-top:3px}
.day li b{color:var(--white);font-weight:600}

/* BASE CIENTIFICA */
.science-note{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:22px 26px;max-width:820px;margin:24px auto 0;font-size:.88rem;color:var(--mint-dim)}

/* FACULTY */
.inst{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--border-soft);
  border-radius:20px;overflow:hidden;transition:border-color .2s,transform .2s}
.inst:hover{border-color:var(--border);transform:translateY(-4px)}
.inst-photo{width:100%;aspect-ratio:1/1;object-fit:cover;object-position:center top;display:block;border-bottom:2px solid var(--lime)}
.inst-body{padding:24px 22px}
.inst h4{font-size:1.14rem;font-weight:600}
.inst .role{color:var(--lime-bright);font-size:.82rem;font-weight:500;margin:4px 0 12px;font-family:var(--font-head)}
.inst .bio{font-size:.87rem;color:var(--mint-dim);line-height:1.55}
.inst .modulo{margin-top:12px;font-size:.78rem;color:var(--mint);border-top:1px solid var(--border-soft);padding-top:10px}

/* CASOS CLINICOS placeholder */
.case-placeholder{border:2px dashed var(--border);border-radius:var(--radius);padding:44px 30px;text-align:center;color:var(--mint-dim);max-width:820px;margin:0 auto}
.case-placeholder svg{width:30px;height:30px;color:var(--lime);margin-bottom:14px}

/* EDICIONES / EXPERIENCIA REAL */
.editions-img{width:100%;border-radius:20px;border:1px solid var(--border-soft);overflow:hidden;position:relative}
.editions-img img{width:100%;display:block}
.editions-cap{
  position:absolute;left:0;right:0;bottom:0;padding:40px 26px 20px;
  background:linear-gradient(180deg,transparent,rgba(6,26,19,.92));
  font-family:var(--font-head);font-weight:600;font-size:1.05rem}
.editions-cap span{display:block;font-family:var(--font-body);font-weight:400;font-size:.86rem;color:var(--mint);margin-top:3px}

/* VIDEOS / TESTIMONIOS */
.videos{background:linear-gradient(180deg,var(--green-900),var(--green-950))}
.video-embed{background:#000;border:1px solid var(--border-soft);border-radius:var(--radius);overflow:hidden;transition:border-color .2s}
.video-embed:hover{border-color:var(--border)}
.video-embed .ratio{position:relative;width:100%;padding-top:56.25%}
.video-embed .ratio iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video-cap{padding:14px 18px 6px;font-family:var(--font-head);font-weight:600;font-size:.95rem;display:flex;align-items:center;gap:9px}
.video-cap svg{width:17px;height:17px;color:var(--lime);flex:none}
.video-cap span{font-family:var(--font-body);font-weight:400;font-size:.8rem;color:var(--mint-dim)}
.video-intro-title{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:600;font-size:1rem;color:var(--white);margin-bottom:14px}
.video-intro-title svg{width:20px;height:20px;color:var(--lime-bright);flex:none}
.video-transcript{padding:0 18px 16px;font-size:.78rem;color:var(--mint-dim);font-style:italic}

/* FORMATO */
.format-item{text-align:center;padding:24px 16px;border:1px solid var(--border-soft);border-radius:var(--radius);background:var(--card)}
.format-item h4{font-size:.98rem;margin:10px 0 6px}
.format-item p{font-size:.85rem;color:var(--mint-dim)}
.format-ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;margin:0 auto;background:rgba(165,216,72,.12);border:1px solid var(--border);color:var(--lime-bright)}
.format-ico svg{width:22px;height:22px}

/* PATROCINADORES */
.sponsors{background:linear-gradient(180deg,var(--green-950),var(--green-900))}
.sponsor-badges{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;max-width:820px;margin:0 auto}
.sponsor-badge{padding:14px 24px;border:1px solid var(--border-soft);border-radius:12px;background:var(--card);font-family:var(--font-head);font-weight:600;font-size:.95rem;color:var(--white)}

/* UBICACION */
.location-list{list-style:none;display:grid;gap:10px;margin-top:20px}
.location-list li{display:flex;gap:10px;font-size:.9rem;color:var(--mint)}
.location-list li svg{width:17px;height:17px;color:var(--lime);flex:none;margin-top:3px}

/* METRICS */
.metrics{background:linear-gradient(180deg,var(--green-950),var(--green-900))}
.metric{text-align:center;padding:26px 18px;border:1px solid var(--border-soft);border-radius:var(--radius);background:var(--card)}
.metric .big{font-family:var(--font-head);font-weight:800;font-size:2.1rem;color:var(--lime-bright);line-height:1}
.metric .lbl{color:var(--mint-dim);font-size:.86rem;margin-top:9px}

/* FAQ */
.faq-list{max-width:820px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--border-soft);border-radius:var(--radius);overflow:hidden;transition:border-color .2s}
.faq-item[open]{border-color:var(--border)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 22px;font-family:var(--font-head);font-weight:600;font-size:1.02rem;display:flex;justify-content:space-between;align-items:center;gap:14px;color:var(--white)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .chev{width:20px;height:20px;transition:transform .25s;color:var(--lime);flex:none}
.faq-item[open] summary{color:var(--lime-bright)}
.faq-item[open] summary .chev{transform:rotate(180deg)}
.faq-item .ans{padding:0 22px 20px;color:var(--mint);font-size:.95rem;line-height:1.65}

/* CTA / INVERSION */
.cta{position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 120% at 50% 0%,rgba(165,216,72,.14),transparent 65%)}
.cta-card{
  position:relative;text-align:center;max-width:720px;margin:0 auto;
  border:1px solid var(--border);border-radius:26px;padding:48px 40px;
  background:linear-gradient(180deg,rgba(23,92,64,.35),rgba(10,40,29,.55));
}
.cta-card h2{font-size:clamp(1.7rem,4vw,2.5rem);font-weight:800}
.cta-card .price-table{margin:22px auto}

/* CLOSING */
.closing{background:var(--green-950);text-align:center}
.closing-quote{
  max-width:760px;margin:0 auto;font-family:var(--font-head);font-weight:500;
  font-size:clamp(1.1rem,2.4vw,1.5rem);line-height:1.5;color:var(--mint)}

/* FOOTER */
footer{border-top:1px solid var(--border-soft);padding:40px 0 90px;background:var(--green-950)}
.foot-inner{display:flex;flex-wrap:wrap;gap:18px;justify-content:space-between;align-items:center}
.foot-inner small{color:var(--mint-dim);font-size:.82rem}

/* CTA MOVIL FIJA (brief 02: boton fijo inferior en movil) */
.mobile-cta-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:var(--green-950);border-top:1px solid var(--border);padding:10px 16px;
}
.mobile-cta-bar .btn{width:100%;justify-content:center}

/* WHATSAPP FLOTANTE */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:60;display:inline-flex;align-items:center;gap:10px;
  height:58px;padding:0 20px 0 16px;border-radius:999px;background:#25d366;color:#0a2e1a;
  font-family:var(--font-head);font-weight:600;font-size:.92rem;
  box-shadow:0 10px 28px -8px rgba(0,0,0,.55);transition:transform .18s ease,box-shadow .18s ease;
}
.wa-float:hover{transform:translateY(-3px);box-shadow:0 16px 34px -8px rgba(0,0,0,.6)}
.wa-float svg{width:28px;height:28px;color:#0a2e1a;flex:none}
@media(max-width:760px){
  .wa-float{bottom:80px;right:16px;height:52px;padding:0 16px 0 14px}
}

/* RESPONSIVE */
@media(max-width:940px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  .handson-wrap,.mag-wrap{grid-template-columns:1fr}
  .nav-links{display:none}
  .burger{display:block}
}
@media(max-width:760px){
  .mobile-cta-bar{display:block}
  body{padding-bottom:66px}
}
@media(max-width:560px){
  section.blk{padding:60px 0}
  .hero{padding:40px 0 56px}
  .grid-4{grid-template-columns:1fr}
  .price-table{grid-template-columns:1fr}
  .btn{width:100%;justify-content:center}
  .hero-cta{flex-direction:column;align-items:stretch}
  .promise-card{padding:26px 22px}
  .promise-card p{font-size:1.05rem}
  .cta-card{padding:36px 22px}
}