:root{
    --carbon:#0B0E14; --carbon-2:#151924; --carbon-3:#1C212F; --carbon-border:#2A2F3E;
    --twilight:#241F2E; --dawn:#6E5A52;
    --cream:#FAF6EE; --cream-2:#F1E9D8; --cream-border:#E3D9C5;
    --ink:#20190F; --bone:#F5F1E8;
    --muted-dark:#9097A8; --muted-light:#8A7A5C;
    --gold:#D4AF37; --amber:#FFB347; --relief:#6FBF8B;
    --font-display:'Fraunces',serif; --font-body:'Inter',sans-serif;
    --radius:18px; --radius-sm:10px;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{font-family:var(--font-body);background:var(--carbon);color:var(--bone);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;}
  img,svg{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  .gradient-text{background:linear-gradient(135deg,var(--gold),var(--amber));-webkit-background-clip:text;background-clip:text;color:transparent;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
  .pad-section{padding:120px 0;}
  @media(max-width:760px){.pad-section{padding:80px 0;}}

  .eyebrow{font-size:0.76rem;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;margin-bottom:18px;display:inline-flex;align-items:center;gap:10px;}
  .eyebrow::before{content:'';width:28px;height:1px;background:currentColor;opacity:0.6;}
  .on-dark .eyebrow{color:var(--gold);} .on-light .eyebrow{color:#B8860B;}
  h1,h2,h3{font-family:var(--font-display);font-weight:500;letter-spacing:-0.015em;}

  /* NAV */
  .nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:20px 0;transition:all .4s ease;border-bottom:1px solid transparent;}
  .nav.scrolled{background:rgba(11,14,20,.85);backdrop-filter:blur(14px);padding:12px 0;border-bottom-color:var(--carbon-border);}
  .nav .wrap{display:flex;align-items:center;justify-content:space-between;}
  .nav-brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-size:1.1rem;font-weight:600;}
  .nav-brand img{height:56px;width:auto;border-radius:6px;}
  .nav-links{display:none;align-items:center;gap:34px;font-size:.92rem;font-weight:500;color:var(--muted-dark);}
  .nav-links a:hover{color:var(--bone);}
  @media(min-width:880px){.nav-links{display:flex;}}
  .nav-cta{display:none;}
  @media(min-width:760px){.nav-cta{display:inline-flex;}}

  /* BUTTONS */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 30px;border-radius:100px;font-size:.95rem;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease;white-space:nowrap;}
  .btn:hover{transform:translateY(-2px);}
  .btn-primary{background:linear-gradient(135deg,var(--gold),var(--amber));color:#1B1812;box-shadow:0 8px 24px -8px rgba(212,175,55,.55);}
  .btn-primary:hover{box-shadow:0 14px 34px -8px rgba(212,175,55,.7);}
  .btn-ghost{background:transparent;border-color:var(--carbon-border);color:var(--bone);}
  .btn-ghost:hover{border-color:var(--gold);color:var(--gold);}
  .btn-nav{padding:10px 22px;font-size:.85rem;}
  .btn svg{width:18px;height:18px;}

  /* HERO */
  .hero{position:relative;padding-top:170px;padding-bottom:120px;background:radial-gradient(ellipse at 70% 20%,#1a1726 0%,var(--carbon) 55%);}
  .hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
  @media(max-width:880px){.hero .wrap{grid-template-columns:1fr;}.hero{padding-top:130px;}.hero-photo{order:-1;max-width:340px;margin:0 auto;}}
  .eyebrow-strong{font-size:1.05em;font-weight:700;letter-spacing:0.12em;}
  .hero h1{font-size:clamp(2.4rem,5.6vw,4.1rem);line-height:1.1;margin-bottom:24px;}
  .hero-sub{font-size:1.08rem;color:var(--muted-dark);max-width:480px;margin-bottom:36px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:32px;}
  .trust-line{font-size:.85rem;color:var(--muted-dark);display:flex;align-items:center;gap:10px;}
  .trust-line .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);}
  /* hero photo */
  .hero-photo{position:relative;}
  .hero-photo .frame{position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--carbon-border);box-shadow:0 30px 70px -30px rgba(0,0,0,.8);}
  .hero-photo .frame::after{content:'';position:absolute;inset:0;background:linear-gradient(160deg,transparent 55%,rgba(11,14,20,.55));}
  .hero-photo img{width:100%;height:auto;display:block;}
  .hero-photo .glow{position:absolute;inset:-40px;background:radial-gradient(circle at 50% 40%,rgba(212,175,55,.18),transparent 65%);z-index:-1;filter:blur(8px);}

  /* FIXED SCALE (firma) */
  .scale-fixed{position:fixed;z-index:5;pointer-events:none;opacity:.13;top:50%;left:50%;transform:translate(-50%,-50%);width:min(80vw,640px);}
  @media(max-width:880px){.scale-fixed{opacity:.08;width:110vw;}}
  .scale-beam{transform-origin:200px 70px;transition:transform .15s linear;}
  .pan-load{transition:transform .15s linear;}

  /* SECTION COLOR ZONES (narrative dark->light) */
  .zone-night{background:var(--carbon);}
  .zone-twilight{background:linear-gradient(180deg,var(--carbon) 0%,#1d1922 100%);}
  .zone-dawn{background:linear-gradient(180deg,#1d1922 0%,#5a4a48 45%,#cdb89e 100%);}
  .zone-day{background:var(--cream);color:var(--ink);}
  .on-dark{color:var(--bone);} .on-light{color:var(--ink);}

  .section-head{max-width:660px;margin:0 auto 64px;text-align:center;}
  .section-head h2{font-size:clamp(2rem,4vw,2.9rem);line-height:1.16;margin-bottom:18px;}
  .section-head p{font-size:1.06rem;color:var(--muted-dark);}
  .on-light .section-head p{color:var(--muted-light);}

  /* PAIN CARDS */
  .pain-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;max-width:880px;margin:0 auto;}
  @media(max-width:720px){.pain-grid{grid-template-columns:1fr;}}
  .pain-card{position:relative;background:var(--carbon-2);border:1px solid var(--carbon-border);border-radius:var(--radius);padding:30px 30px 30px 32px;transition:transform .35s ease,border-color .35s ease;}
  .pain-card::before{content:'';position:absolute;left:0;top:24px;bottom:24px;width:3px;border-radius:3px;background:linear-gradient(180deg,var(--gold),var(--amber));opacity:.5;}
  .pain-card:hover{transform:translateY(-4px);border-color:#3a3550;}
  .pain-card p.quote{font-family:var(--font-display);font-size:1.22rem;line-height:1.35;color:var(--bone);font-style:italic;margin-bottom:10px;}
  .pain-card p.sub{font-size:.94rem;color:var(--muted-dark);}

  /* BREATHE / TRANSITION */
  .breathe{text-align:center;padding:130px 24px;}
  .breathe h2{font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.2;max-width:780px;margin:0 auto;}
  .breathe .small{display:block;font-size:1rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-family:var(--font-body);font-weight:600;margin-bottom:28px;}

  /* PROCESS STEPS */
  .process{max-width:820px;margin:0 auto;}
  .step{display:grid;grid-template-columns:auto 1fr;gap:26px;padding:30px 0;border-top:1px solid rgba(255,255,255,.12);align-items:start;}
  .step:first-child{border-top:none;}
  .on-light .step{border-top-color:rgba(0,0,0,.1);}
  .step-num{font-family:var(--font-display);font-size:2.4rem;line-height:1;background:linear-gradient(135deg,var(--gold),var(--amber));-webkit-background-clip:text;background-clip:text;color:transparent;min-width:54px;}
  .step h3{font-size:1.3rem;font-weight:600;margin-bottom:6px;font-family:var(--font-body);}
  .step p{color:var(--muted-light);font-size:1rem;}

  /* AFTER / NEW LIFE */
  .after-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:960px;margin:0 auto;}
  @media(max-width:760px){.after-grid{grid-template-columns:1fr;}}
  .after-card{background:#fff;border:1px solid var(--cream-border);border-radius:var(--radius);padding:34px 28px;text-align:center;box-shadow:0 18px 50px -34px rgba(120,90,30,.4);}
  .after-icon{width:52px;height:52px;margin:0 auto 18px;border-radius:14px;background:linear-gradient(135deg,rgba(212,175,55,.16),rgba(255,179,71,.16));display:flex;align-items:center;justify-content:center;color:#B8860B;}
  .after-icon svg{width:26px;height:26px;}
  .after-card h3{font-size:1.2rem;font-weight:600;font-family:var(--font-body);margin-bottom:8px;color:var(--ink);}
  .after-card p{font-size:.95rem;color:var(--muted-light);}

  /* MAY SECTION */
  .may{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:center;max-width:1000px;margin:0 auto;}
  @media(max-width:860px){.may{grid-template-columns:1fr;gap:36px;}.may-photo{max-width:360px;margin:0 auto;}}
  .may-photo{position:relative;}
  .may-photo .frame{border-radius:22px;overflow:hidden;border:3px solid #fff;box-shadow:0 26px 60px -28px rgba(120,90,30,.55);}
  .may-photo img{width:100%;display:block;}
  .may-photo .badge{position:absolute;bottom:-18px;right:-10px;background:linear-gradient(135deg,var(--gold),var(--amber));color:#1B1812;padding:12px 20px;border-radius:14px;font-weight:700;font-size:.82rem;box-shadow:0 12px 30px -12px rgba(212,175,55,.7);line-height:1.3;}
  @media(max-width:860px){.may-photo .badge{right:10px;}}
  .may h2{font-size:clamp(1.9rem,3.6vw,2.6rem);margin-bottom:8px;color:var(--ink);}
  .may .role{color:#B8860B;font-weight:600;font-size:.95rem;margin-bottom:22px;}
  .may p.bio{color:var(--muted-light);font-size:1.05rem;margin-bottom:18px;}
  .may .sign{font-family:var(--font-display);font-size:1.5rem;color:var(--ink);font-style:italic;}

  /* TESTIMONIAL / voice note */
  .testi{max-width:560px;margin:0 auto;text-align:center;}
  .voice-card{background:#fff;border:1px solid var(--cream-border);border-radius:22px;padding:8px;box-shadow:0 22px 60px -34px rgba(120,90,30,.5);margin-top:36px;}
  .voice-bubble{background:#075E54;border-radius:16px;padding:16px 18px;display:flex;align-items:center;gap:14px;}
  .voice-play{width:44px;height:44px;border-radius:50%;background:#fff;flex-shrink:0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .2s ease;}
  .voice-play:hover{transform:scale(1.06);}
  .voice-play svg{width:20px;height:20px;color:#075E54;margin-left:2px;}
  .voice-wave{flex:1;display:flex;align-items:center;gap:3px;height:34px;}
  .voice-wave span{flex:1;background:rgba(255,255,255,.55);border-radius:2px;min-height:4px;}
  .voice-time{color:rgba(255,255,255,.85);font-size:.78rem;font-variant-numeric:tabular-nums;}
  .testi-caption{margin-top:20px;font-size:.92rem;color:var(--muted-light);}
  .testi blockquote{font-family:var(--font-display);font-style:italic;font-size:1.4rem;line-height:1.4;color:var(--ink);margin-bottom:8px;}

  /* FINAL CTA */
  .final{text-align:center;background:var(--cream);color:var(--ink);}
  .final h2{font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.15;max-width:740px;margin:0 auto 22px;}
  .final p{color:var(--muted-light);font-size:1.1rem;max-width:520px;margin:0 auto 38px;}

  /* FOOTER */
  footer{background:var(--carbon);color:var(--bone);padding:70px 0 40px;}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:50px;}
  @media(max-width:760px){.foot-grid{grid-template-columns:1fr;gap:30px;}}
  .foot-brand img{height:80px;margin-bottom:18px;border-radius:8px;}
  .foot-brand p{color:var(--muted-dark);font-size:.92rem;max-width:280px;}
  footer h4{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:18px;}
  footer ul{list-style:none;}
  footer li{margin-bottom:12px;}
  footer a{color:var(--muted-dark);font-size:.94rem;}
  footer a:hover{color:var(--bone);}
  .foot-bottom{border-top:1px solid var(--carbon-border);padding-top:26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;color:var(--muted-dark);font-size:.84rem;}

  /* FLOAT WA */
  .float-cta{position:fixed;bottom:26px;right:26px;z-index:90;display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,#25D366,#128C7E);color:#fff;padding:14px 20px;border-radius:100px;font-weight:600;font-size:.92rem;box-shadow:0 12px 34px -10px rgba(18,140,126,.6);transition:transform .25s ease;}
  .float-cta:hover{transform:translateY(-3px);}
  .float-cta svg{width:22px;height:22px;}
  @media(max-width:600px){.float-cta span{display:none;}.float-cta{padding:16px;border-radius:50%;}}

  /* REVEAL */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease;}
  .reveal.visible{opacity:1;transform:none;}
  .reveal.d1{transition-delay:.08s;}.reveal.d2{transition-delay:.16s;}.reveal.d3{transition-delay:.24s;}
  @media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}.scale-beam,.pan-load{transition:none;}}

  /* NOTAS DE DISEÑO (quitar en produccion) */
  .dev-note{font-family:var(--font-body);background:#FFE9A8;color:#5a4500;border-left:4px solid var(--gold);padding:10px 16px;font-size:.8rem;max-width:1180px;margin:0 auto;border-radius:0 8px 8px 0;}