*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{--teal:#1a7a6e;--teal-dark:#0f5a50;--teal-light:#23a090;--cyan:#29b5d4;--cyan-light:#5ecde8;--white:#ffffff;--off-white:#f7f9f8;--gray-light:#eef1f0;--gray:#5f706d;--dark:#0d1c1a;--dark-mid:#1a2e2b;--accent:#e8f5f3;}
html{scroll-behavior:smooth;}
body{font-family:'DM Sans',sans-serif;background:var(--white);color:var(--dark);overflow-x:hidden;line-height:1.6;}

/* ── Nav ── */
nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 60px;height:68px;background:rgba(255,255,255,0.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(26,122,110,0.12);transition:box-shadow 0.3s;}
nav.scrolled{box-shadow:0 4px 30px rgba(0,0,0,0.08);}
.nav-logo{height:44px;}
.nav-links{display:flex;align-items:center;gap:0;}
.nav-link{font-size:0.83rem;font-weight:500;color:#5a7370;text-decoration:none;padding:8px 16px;border-radius:4px;transition:color 0.2s,background 0.2s;white-space:nowrap;}
.nav-link:hover{color:var(--teal);background:var(--accent);}
.nav-divider{width:1px;height:18px;background:rgba(26,122,110,0.15);margin:0 8px;}
.nav-cta{background:var(--teal);color:var(--white);font-family:'DM Sans',sans-serif;font-weight:600;font-size:0.85rem;letter-spacing:0.04em;padding:10px 24px;border:none;border-radius:4px;cursor:pointer;text-decoration:none;transition:background 0.2s,transform 0.15s;display:inline-block;white-space:nowrap;margin-left:8px;}
.nav-cta:hover{background:var(--teal-dark);transform:translateY(-1px);}

/* ── Hero ── */
#hero{min-height:100vh;background:var(--dark);position:relative;display:flex;align-items:center;overflow:hidden;padding-top:68px;}
.hero-bg-lines{position:absolute;inset:0;background-image:linear-gradient(135deg,rgba(26,122,110,0.15) 0%,transparent 60%),repeating-linear-gradient(-45deg,transparent,transparent 40px,rgba(26,122,110,0.04) 40px,rgba(26,122,110,0.04) 41px);}
.hero-oval{position:absolute;right:-80px;top:50%;transform:translateY(-50%);width:640px;height:640px;border-radius:50%;background:radial-gradient(circle at 40% 40%,rgba(41,181,212,0.18),rgba(26,122,110,0.25) 60%,transparent 80%);filter:blur(2px);}
.hero-content{position:relative;z-index:2;max-width:1100px;margin:0 auto;padding:0 60px;display:grid;grid-template-columns:1fr 420px;gap:80px;align-items:center;}
.hero-eyebrow{font-family:'DM Sans',sans-serif;font-size:0.78rem;font-weight:600;letter-spacing:0.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:20px;display:flex;align-items:center;gap:12px;}
.hero-eyebrow::before{content:'';display:block;width:32px;height:2px;background:var(--cyan);}
.hero-title{font-family:'Bebas Neue',sans-serif;font-size:clamp(52px,7vw,92px);line-height:0.92;color:var(--white);margin-bottom:30px;letter-spacing:0.01em;}
.hero-title span{color:var(--cyan);}
.hero-sub{font-size:1.15rem;color:rgba(255,255,255,0.65);max-width:480px;line-height:1.7;margin-bottom:44px;}
.hero-actions{display:flex;gap:16px;align-items:center;flex-wrap:wrap;}

/* ── Buttons ── */
.btn-primary{background:var(--cyan);color:var(--dark);font-weight:700;font-size:0.95rem;letter-spacing:0.06em;text-transform:uppercase;padding:18px 40px;border:none;border-radius:4px;cursor:pointer;text-decoration:none;display:inline-block;transition:all 0.2s;}
.btn-primary:hover{background:var(--cyan-light);transform:translateY(-2px);box-shadow:0 8px 30px rgba(41,181,212,0.35);}
.btn-ghost{color:rgba(255,255,255,0.7);font-size:0.9rem;font-weight:500;text-decoration:none;display:flex;align-items:center;gap:8px;border-bottom:1px solid rgba(255,255,255,0.25);padding-bottom:2px;transition:color 0.2s,border-color 0.2s;}
.btn-ghost:hover{color:var(--white);border-color:var(--white);}

/* ── Hero Stats ── */
.hero-stats{display:flex;flex-direction:column;gap:0;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.1);border-radius:12px;overflow:hidden;}
.stat-item{padding:28px 32px;border-bottom:1px solid rgba(255,255,255,0.08);transition:background 0.2s;}
.stat-item:last-child{border-bottom:none;}
.stat-item:hover{background:rgba(255,255,255,0.06);}
.stat-number{font-family:'Bebas Neue',sans-serif;font-size:52px;line-height:1;color:var(--cyan);display:block;}
.stat-label{font-size:0.85rem;color:rgba(255,255,255,0.55);margin-top:4px;line-height:1.4;}

/* ── Sections ── */
section{padding:100px 0;}
.container{max-width:1100px;margin:0 auto;padding:0 60px;}
.section-tag{font-size:0.75rem;font-weight:600;letter-spacing:0.2em;text-transform:uppercase;color:var(--teal);margin-bottom:14px;display:flex;align-items:center;gap:10px;}
.section-tag::before{content:'';display:block;width:24px;height:2px;background:var(--teal);}
.section-title{font-family:'Bebas Neue',sans-serif;font-size:clamp(36px,5vw,60px);line-height:0.95;letter-spacing:0.01em;color:var(--dark);margin-bottom:20px;}
.section-title.light{color:var(--white);}
.section-lead{font-size:1.1rem;color:var(--gray);max-width:560px;line-height:1.75;}

/* ── Problema ── */
#problema{background:var(--off-white);}
.problema-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;margin-top:64px;}
.problema-lead-big{font-family:'Playfair Display',serif;font-style:italic;font-size:clamp(22px,2.5vw,30px);color:var(--teal-dark);line-height:1.45;border-left:3px solid var(--cyan);padding-left:24px;margin-bottom:36px;}
.problema-text{font-size:1rem;color:#4a5a58;line-height:1.8;margin-bottom:20px;}
.pain-cards{display:flex;flex-direction:column;gap:16px;}
.pain-card{background:var(--white);border-radius:10px;padding:24px 28px;border-left:4px solid transparent;transition:border-color 0.25s,box-shadow 0.25s;}
.pain-card:hover{border-left-color:var(--teal);box-shadow:0 6px 24px rgba(26,122,110,0.1);}
.pain-card-num{font-family:'Bebas Neue',sans-serif;font-size:1.1rem;color:var(--teal);opacity:0.4;margin-bottom:8px;display:block;}
.pain-card h4{font-size:1rem;font-weight:700;color:var(--dark);margin-bottom:6px;}
.pain-card p{font-size:0.9rem;color:var(--gray);line-height:1.6;}

/* ── Verdad ── */
#verdad{background:var(--dark);position:relative;overflow:hidden;}
.verdad-bg{position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent,transparent 80px,rgba(26,122,110,0.05) 80px,rgba(26,122,110,0.05) 81px);}
.verdad-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;}
.verdad-quote{font-family:'Bebas Neue',sans-serif;font-size:clamp(40px,5.5vw,70px);line-height:0.95;color:var(--white);letter-spacing:0.01em;}
.verdad-quote em{font-style:normal;color:var(--cyan);}
.verdad-checklist{display:flex;flex-direction:column;gap:20px;}
.check-item{display:flex;gap:16px;align-items:flex-start;}
.check-icon{width:32px;height:32px;border-radius:50%;background:rgba(41,181,212,0.15);border:1.5px solid var(--cyan);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--cyan);font-size:0.85rem;font-weight:700;}
.check-text{font-size:0.95rem;color:rgba(255,255,255,0.7);line-height:1.6;padding-top:4px;}
.check-text strong{color:var(--white);}

/* ── Solución ── */
#solucion{background:var(--white);}
.solucion-intro{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;margin-bottom:80px;}
.metodo-badge{display:inline-flex;align-items:center;gap:10px;background:var(--accent);border:1px solid rgba(26,122,110,0.2);border-radius:100px;padding:8px 20px;font-size:0.82rem;font-weight:600;color:var(--teal);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:20px;}
.metodo-badge::before{content:'';width:8px;height:8px;background:var(--teal);border-radius:50%;}
.solucion-visual{background:var(--off-white);border-radius:16px;padding:48px 40px;position:relative;overflow:hidden;}
.solucion-visual::before{content:'';position:absolute;top:-20px;right:-20px;width:120px;height:120px;background:var(--cyan);border-radius:50%;opacity:0.08;}
.fase-row{display:flex;align-items:center;gap:20px;padding:18px 0;border-bottom:1px solid rgba(26,122,110,0.1);}
.fase-row:last-child{border-bottom:none;}
.fase-num{font-family:'Bebas Neue',sans-serif;font-size:2rem;color:var(--teal-light);opacity:0.4;width:40px;flex-shrink:0;line-height:1;}
.fase-content h4{font-size:0.95rem;font-weight:700;color:var(--dark);margin-bottom:3px;}
.fase-content p{font-size:0.85rem;color:var(--gray);line-height:1.5;}
.pilares-title{text-align:center;margin-bottom:52px;}
.pilares-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.pilar-card{background:var(--off-white);border-radius:12px;padding:32px 24px;text-align:center;transition:transform 0.2s,box-shadow 0.2s;border:1px solid transparent;}
.pilar-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(26,122,110,0.12);border-color:rgba(26,122,110,0.15);}
.pilar-icon-bar{width:36px;height:3px;background:var(--teal);border-radius:2px;margin:0 auto 18px;transition:width 0.3s;}
.pilar-card:hover .pilar-icon-bar{width:52px;}
.pilar-card h3{font-family:'Bebas Neue',sans-serif;font-size:1.3rem;letter-spacing:0.03em;color:var(--teal-dark);margin-bottom:10px;}
.pilar-card p{font-size:0.87rem;color:var(--gray);line-height:1.6;}

/* ── Casos ── */
#casos{background:var(--off-white);}
.casos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:60px;}
.caso-card{background:var(--white);border-radius:12px;overflow:hidden;transition:transform 0.25s,box-shadow 0.25s;}
.caso-card:hover{transform:translateY(-5px);box-shadow:0 16px 50px rgba(0,0,0,0.1);}
.caso-header{background:var(--teal-dark);padding:28px 28px 24px;}
.caso-header.cyan{background:var(--cyan);}
.caso-header.dark{background:var(--dark);}
.caso-club{font-family:'Bebas Neue',sans-serif;font-size:1.5rem;color:var(--white);letter-spacing:0.04em;margin-bottom:4px;}
.caso-location{font-size:0.78rem;color:rgba(255,255,255,0.6);letter-spacing:0.1em;text-transform:uppercase;}
.caso-body{padding:28px;}
.caso-stat{display:flex;align-items:baseline;gap:6px;margin-bottom:16px;}
.caso-stat-num{font-family:'Bebas Neue',sans-serif;font-size:3rem;color:var(--teal);line-height:1;}
.caso-stat-label{font-size:0.9rem;color:var(--gray);line-height:1.3;max-width:120px;}
.caso-desc{font-size:0.88rem;color:#4a5a58;line-height:1.65;border-top:1px solid var(--gray-light);padding-top:16px;margin-top:4px;}

/* ── Testimonios ── */
#testimonios{background:var(--dark);}
.testimonios-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;margin-top:56px;}
.testimonio-card{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.08);border-radius:12px;padding:36px;transition:background 0.25s,border-color 0.25s;}
.testimonio-card:hover{background:rgba(255,255,255,0.07);border-color:rgba(41,181,212,0.3);}
.quote-mark{font-family:'Playfair Display',serif;font-size:4rem;color:var(--cyan);line-height:0.5;margin-bottom:20px;display:block;opacity:0.6;}
.testimonio-text{font-size:0.97rem;color:rgba(255,255,255,0.78);line-height:1.75;font-style:italic;margin-bottom:24px;}
.testimonio-author{display:flex;align-items:center;gap:14px;}
.author-avatar{width:44px;height:44px;border-radius:50%;background:var(--teal);display:flex;align-items:center;justify-content:center;font-family:'Bebas Neue',sans-serif;font-size:1.1rem;color:var(--white);flex-shrink:0;}
.author-name{font-size:0.9rem;font-weight:600;color:var(--white);}
.author-role{font-size:0.8rem;color:rgba(255,255,255,0.45);margin-top:2px;}

/* ── Método Detalle ── */
#metodo-detalle{background:var(--white);}
.steps-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start;}
.steps-timeline{display:flex;flex-direction:column;gap:0;margin-top:64px;position:relative;}
.steps-timeline::before{content:'';position:absolute;left:28px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--teal) 0%,var(--cyan) 100%);border-radius:2px;}
.step-item{display:grid;grid-template-columns:60px 1fr;gap:36px;padding-bottom:48px;align-items:flex-start;}
.step-item:last-child{padding-bottom:0;}
.step-circle{width:58px;height:58px;border-radius:50%;background:var(--white);border:2px solid var(--teal);display:flex;align-items:center;justify-content:center;font-family:'Bebas Neue',sans-serif;font-size:1.4rem;color:var(--teal);position:relative;z-index:1;transition:background 0.2s,color 0.2s;flex-shrink:0;}
.step-item:hover .step-circle{background:var(--teal);color:var(--white);}
.step-content{padding-top:8px;}
.step-phase{font-size:0.72rem;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;color:var(--cyan);margin-bottom:6px;}
.step-content h3{font-family:'Bebas Neue',sans-serif;font-size:1.8rem;letter-spacing:0.02em;color:var(--dark);margin-bottom:10px;}
.step-content p{font-size:0.95rem;color:var(--gray);line-height:1.7;max-width:560px;}
.aside-sticky{position:sticky;top:100px;}
.aside-box{background:var(--off-white);border-radius:16px;padding:48px 40px;position:relative;overflow:hidden;}
.aside-box::before{content:'';position:absolute;top:-20px;right:-20px;width:120px;height:120px;background:var(--cyan);border-radius:50%;opacity:0.06;}
.aside-box h3{font-family:'Playfair Display',serif;font-size:1.6rem;color:var(--dark);margin:12px 0 20px;line-height:1.3;}
.aside-box p{font-size:0.95rem;color:#4a5a58;line-height:1.75;margin-bottom:16px;}
.feature-check{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.feature-dot{width:20px;height:20px;border-radius:50%;background:var(--teal);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.feature-dot span{color:white;font-size:0.7rem;}
.feature-check p{font-size:0.9rem;color:#4a5a58;margin:0;}

/* ── CTA Final ── */
#cta-final{background:var(--teal-dark);position:relative;overflow:hidden;}
.cta-bg-pattern{position:absolute;inset:0;background-image:radial-gradient(circle at 80% 50%,rgba(41,181,212,0.2) 0%,transparent 60%),repeating-linear-gradient(-60deg,transparent,transparent 60px,rgba(255,255,255,0.02) 60px,rgba(255,255,255,0.02) 61px);}
.cta-inner{position:relative;z-index:2;text-align:center;}
.cta-inner img{height:56px;margin:0 auto 36px;display:block;opacity:0.9;}
.cta-eyebrow{font-size:0.78rem;font-weight:600;letter-spacing:0.25em;text-transform:uppercase;color:var(--cyan);margin-bottom:20px;display:flex;align-items:center;justify-content:center;gap:12px;}
.cta-eyebrow::before,.cta-eyebrow::after{content:'';display:block;width:28px;height:1.5px;background:var(--cyan);}
.cta-title{font-family:'Bebas Neue',sans-serif;font-size:clamp(40px,6vw,80px);line-height:0.93;color:var(--white);letter-spacing:0.01em;margin-bottom:24px;}
.cta-sub{font-size:1.05rem;color:rgba(255,255,255,0.65);max-width:520px;margin:0 auto 44px;line-height:1.7;}
.cta-guarantee{margin-top:28px;font-size:0.85rem;color:rgba(255,255,255,0.4);display:flex;align-items:center;justify-content:center;gap:8px;}
.cta-guarantee::before{content:'—';font-size:0.9rem;color:var(--cyan);}

/* ── Footer ── */
footer{background:var(--dark);padding:40px 0;text-align:center;}
.footer-logo{height:44px;margin-bottom:16px;opacity:0.9;}
.footer-text{font-size:0.82rem;color:rgba(255,255,255,0.3);}
.footer-social{display:flex;justify-content:center;gap:20px;margin-bottom:16px;}
.footer-social a{font-size:0.82rem;color:rgba(255,255,255,0.45);text-decoration:none;transition:color 0.2s;}
.footer-social a:hover{color:var(--cyan);}

/* ── Animations ── */
@keyframes fadeUp{from{opacity:0;transform:translateY(28px);}to{opacity:1;transform:translateY(0);}}
.animate-fadeup{opacity:0;animation:fadeUp 0.7s cubic-bezier(0.22,1,0.36,1) forwards;}
.delay-1{animation-delay:0.1s;}.delay-2{animation-delay:0.22s;}.delay-3{animation-delay:0.36s;}.delay-4{animation-delay:0.5s;}
@keyframes numberGlow{0%{text-shadow:none;}40%{text-shadow:0 0 28px rgba(41,181,212,0.9),0 0 56px rgba(41,181,212,0.4);}100%{text-shadow:none;}}
.count-up{display:inline-block;}
.count-up.done{animation:numberGlow 0.9s ease-out forwards;}

/* ── Hamburger ── */
.nav-hamburger{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px;z-index:101;}
.nav-hamburger span{display:block;width:24px;height:2px;background:var(--dark);border-radius:2px;transition:transform 0.3s,opacity 0.3s;}
.nav-hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-hamburger.active span:nth-child(2){opacity:0;}
.nav-hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ── Skip Link ── */
.skip-link{position:absolute;top:-100%;left:16px;background:var(--teal);color:var(--white);padding:12px 24px;border-radius:4px;z-index:200;font-weight:600;text-decoration:none;font-size:0.9rem;}
.skip-link:focus{top:12px;}

/* ── FAQ ── */
#faq{background:var(--white);}
.faq-grid{max-width:760px;margin:48px auto 0;display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--off-white);border-radius:10px;border:1px solid transparent;transition:border-color 0.25s,box-shadow 0.25s;}
.faq-item[open]{border-color:rgba(26,122,110,0.2);box-shadow:0 4px 20px rgba(26,122,110,0.08);}
.faq-question{font-size:1rem;font-weight:600;color:var(--dark);padding:22px 28px;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.faq-question::-webkit-details-marker{display:none;}
.faq-question::after{content:'+';font-family:'Bebas Neue',sans-serif;font-size:1.5rem;color:var(--teal);flex-shrink:0;transition:transform 0.2s;}
.faq-item[open] .faq-question::after{content:'−';}
.faq-answer{padding:0 28px 22px;font-size:0.93rem;color:#4a5a58;line-height:1.75;}

/* ── Focus Visible ── */
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:4px;}
.nav-hamburger:focus-visible,.faq-question:focus-visible{outline-offset:2px;}
.btn-primary:focus-visible,.nav-cta:focus-visible{box-shadow:0 0 0 3px var(--cyan),0 0 0 5px var(--white);outline:none;}
.btn-ghost:focus-visible{outline-color:var(--white);}

/* ── Responsive ── */
@media(max-width:900px){
  nav{padding:0 24px;height:60px;}
  .nav-hamburger{display:flex;}
  .nav-links{display:none;position:fixed;top:0;left:0;width:100vw;height:100vh;background:#ffffff;flex-direction:column;align-items:center;justify-content:center;gap:4px;z-index:99;padding:80px 24px 40px;overflow-y:auto;}
  .nav-links.open{display:flex;}
  .nav-link{font-size:1.2rem;padding:18px 24px;color:var(--dark);font-weight:500;}
  .nav-divider{display:none;}
  .nav-cta{margin:24px 0 0;font-size:1.05rem;padding:18px 48px;}
  .hero-content{grid-template-columns:1fr;gap:48px;padding:0 24px;}
  .container{padding:0 24px;}
  .problema-grid,.verdad-inner,.solucion-intro,.steps-layout{grid-template-columns:1fr;gap:40px;}
  .pilares-grid{grid-template-columns:repeat(2,1fr);}
  .casos-grid{grid-template-columns:1fr;}
  .testimonios-grid{grid-template-columns:1fr;}
}