/* ============================================================
   BAOBAB BOATS · sistema de diseño
   Estética: mediterránea premium · Apple app language
   ============================================================ */

:root{
  /* paleta */
  --sand-0:#ffffff;
  --sand-1:#faf8f3;   /* crema base */
  --sand-2:#f2ede3;   /* beige suave */
  --sand-3:#e7dfd0;   /* beige medio */
  --ink:#1c2621;      /* verde casi negro (texto) */
  --ink-soft:#4a544e;
  --ink-mute:#8a8f88;
  --sea:#2f7d8c;      /* azul mediterráneo */
  --sea-deep:#1d5a67;
  --green:#3e6b4f;    /* verde mediterráneo */
  --green-deep:#2b4d39;
  --line:rgba(28,38,33,.12);
  --line-soft:rgba(28,38,33,.07);

  /* tipografía sistema (SF Pro stack) */
  --sans:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;

  --r:18px;   /* radio base */
  --r-lg:26px;
  --maxw:1280px;
  --pad:clamp(20px,5vw,64px);

  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  background:var(--sand-1);
  color:var(--ink);
  line-height:1.55;
  letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* minúscula + punto: estilo de marca en titulares */
h1,h2,h3{font-weight:600;letter-spacing:-.03em;line-height:1.02;text-transform:lowercase}

/* ---------- utilidades ---------- */
.eyebrow{
  font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--sea);margin-bottom:1rem;
}
.eyebrow--light{color:rgba(255,255,255,.85)}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--sans);font-size:.98rem;font-weight:600;letter-spacing:-.01em;
  padding:.95em 1.7em;border-radius:100px;border:1.5px solid transparent;
  cursor:pointer;transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease),box-shadow .3s var(--ease);
  white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn--dark{background:var(--ink);color:var(--sand-1)}
.btn--dark:hover{background:var(--green-deep);box-shadow:0 12px 30px -12px rgba(28,38,33,.5)}
.btn--light{background:var(--sand-0);color:var(--ink)}
.btn--light:hover{background:var(--sand-2);box-shadow:0 12px 30px -12px rgba(0,0,0,.4)}
.btn--ghost-light{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.55);backdrop-filter:blur(6px)}
.btn--ghost-light:hover{background:rgba(255,255,255,.16)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{background:var(--sand-2);border-color:var(--ink)}
.btn--full{width:100%}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .4s var(--ease),box-shadow .4s var(--ease),backdrop-filter .4s;
}
.nav__inner{
  max-width:var(--maxw);margin:0 auto;padding:16px var(--pad);
  display:flex;align-items:center;justify-content:space-between;gap:2rem;
}
.nav__brand{display:flex;align-items:center;gap:.55rem;color:#fff;transition:color .4s}
.nav__mark{display:flex;color:inherit}
.nav__word{font-weight:600;font-size:1.22rem;letter-spacing:-.03em}
.nav__word-b{opacity:.62;font-weight:500}
.nav__links{display:flex;align-items:center;gap:2rem}
.nav__links a{font-size:.95rem;font-weight:500;color:rgba(255,255,255,.9);transition:color .3s,opacity .3s;opacity:.9}
.nav__links a:hover{opacity:1}
.nav__cta{
  border:1.5px solid rgba(255,255,255,.55);padding:.5em 1.2em;border-radius:100px;
  transition:background .3s,border-color .3s !important;
}
.nav__cta:hover{background:rgba(255,255,255,.16)}

/* estado scrolled: fondo claro */
.nav.is-solid{
  background:rgba(250,248,243,.82);
  backdrop-filter:saturate(180%) blur(20px);
  box-shadow:0 1px 0 var(--line-soft);
}
.nav.is-solid .nav__brand{color:var(--ink)}
.nav.is-solid .nav__links a{color:var(--ink-soft)}
.nav.is-solid .nav__cta{border-color:var(--line);color:var(--ink)}
.nav.is-solid .nav__cta:hover{background:var(--ink);color:var(--sand-1)}

.nav__burger{display:none;background:none;border:0;width:40px;height:40px;position:relative;cursor:pointer}
.nav__burger span{display:block;position:absolute;left:9px;right:9px;height:1.6px;background:#fff;border-radius:2px;transition:transform .35s var(--ease),background .3s}
.nav__burger span:nth-child(1){top:16px}
.nav__burger span:nth-child(2){top:23px}
.nav.is-solid .nav__burger span{background:var(--ink)}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;height:100svh;min-height:600px;display:flex;align-items:flex-end;overflow:hidden}
.hero__media{position:absolute;inset:0}
.hero__media img{width:100%;height:100%;object-fit:cover;animation:heroZoom 18s var(--ease) forwards}
@keyframes heroZoom{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero__scrim{position:absolute;inset:0;background:
  linear-gradient(to top,rgba(10,20,18,.72) 0%,rgba(10,20,18,.15) 42%,rgba(10,20,18,.28) 100%);}
.hero__content{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;width:100%;padding:0 var(--pad) clamp(56px,9vh,110px);color:#fff}
.hero__eyebrow{font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.9);margin-bottom:1.1rem}
.hero__title{font-size:clamp(3.1rem,11vw,8.2rem);line-height:.94;letter-spacing:-.045em;text-shadow:0 2px 40px rgba(0,0,0,.25)}
.hero__sub{max-width:44ch;margin:1.6rem 0 2.2rem;font-size:clamp(1.05rem,2.2vw,1.35rem);color:rgba(255,255,255,.92);font-weight:400;letter-spacing:-.01em;line-height:1.5}
.hero__actions{display:flex;gap:.9rem;flex-wrap:wrap}
.hero__scroll{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:2;width:26px;height:42px;border:1.5px solid rgba(255,255,255,.55);border-radius:100px}
.hero__scroll span{position:absolute;top:8px;left:50%;transform:translateX(-50%);width:3px;height:8px;background:#fff;border-radius:2px;animation:scrollDot 1.8s var(--ease) infinite}
@keyframes scrollDot{0%{opacity:0;top:8px}40%{opacity:1}80%{opacity:0;top:22px}100%{opacity:0}}

/* ============================================================
   REVOLUCIÓN / PILARES
   ============================================================ */
.revo{max-width:var(--maxw);margin:0 auto;padding:clamp(80px,12vh,150px) var(--pad)}
.revo__lead{font-size:clamp(1.6rem,4.2vw,3rem);line-height:1.14;letter-spacing:-.03em;max-width:20ch;margin-bottom:clamp(48px,7vh,90px);font-weight:500;color:var(--ink)}
.revo__lead strong{color:var(--sea)}
.revo__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(24px,3vw,44px)}
.revo__item{border-top:1.5px solid var(--line);padding-top:1.4rem}
.revo__num{font-size:.8rem;font-weight:600;letter-spacing:.1em;color:var(--sea);display:block;margin-bottom:2.2rem}
.revo__item h3{font-size:1.32rem;margin-bottom:.7rem}
.revo__item p{font-size:.98rem;color:var(--ink-soft);letter-spacing:-.008em}

/* ============================================================
   MODELOS
   ============================================================ */
.models{background:var(--sand-2);padding:clamp(80px,12vh,150px) 0}
.section-head{max-width:var(--maxw);margin:0 auto clamp(48px,7vh,80px);padding:0 var(--pad);text-align:center}
.section-head h2{font-size:clamp(2.2rem,6vw,4.2rem);margin:.2rem auto .9rem;max-width:16ch}
.section-head__sub{max-width:52ch;margin:0 auto;color:var(--ink-soft);font-size:clamp(1rem,2vw,1.15rem)}

.model{max-width:var(--maxw);margin:0 auto clamp(48px,8vh,110px);padding:0 var(--pad);display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,72px);align-items:center}
.model--reverse{direction:rtl}
.model--reverse>*{direction:ltr}
.model__media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:0 40px 80px -40px rgba(28,38,33,.4);aspect-ratio:3/2}
.model__media img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.model:hover .model__media img{transform:scale(1.04)}
.model__badge{position:absolute;top:18px;left:18px;background:rgba(250,248,243,.92);backdrop-filter:blur(8px);color:var(--green-deep);font-size:.74rem;font-weight:600;letter-spacing:.04em;padding:.5em 1em;border-radius:100px}

.model__kicker{font-size:.75rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--sea);margin-bottom:.7rem}
.model__name{font-size:clamp(2.6rem,5.5vw,4rem);line-height:.95;margin-bottom:1rem}
.model__name span{color:var(--ink-mute);font-weight:500}
.model__desc{color:var(--ink-soft);font-size:1.05rem;margin-bottom:1.8rem;max-width:42ch}
.model__desc strong{color:var(--ink)}

.specs{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:.1rem 2.2rem;margin-bottom:2rem}
.specs li{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding:.72rem 0;border-bottom:1px solid var(--line-soft)}
.specs__k{font-size:.9rem;color:var(--ink-mute)}
.specs__v{font-size:1rem;font-weight:600;letter-spacing:-.01em;text-align:right}

.model__foot{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap}
.model__price{font-size:1.05rem;color:var(--ink-soft)}
.model__price strong{font-size:1.5rem;font-weight:600;color:var(--ink);letter-spacing:-.02em}
.model__price span{display:block;font-size:.8rem;color:var(--ink-mute);margin-top:.15rem}
.model__ctas{display:flex;gap:.6rem;flex-wrap:wrap}

.models__note{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);font-size:.82rem;color:var(--ink-mute);line-height:1.5;max-width:min(720px,90vw);text-align:center}

/* ============================================================
   TU BARCO A MEDIDA (maker)
   ============================================================ */
.maker{max-width:var(--maxw);margin:0 auto;padding:clamp(70px,11vh,140px) var(--pad);
  display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(36px,6vw,84px);align-items:center}
.maker__media{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/5;
  box-shadow:0 40px 80px -45px rgba(28,38,33,.45)}
.maker__media img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.maker:hover .maker__media img{transform:scale(1.04)}
.maker__badge{position:absolute;left:18px;bottom:18px;background:rgba(250,248,243,.92);backdrop-filter:blur(8px);
  border-radius:16px;padding:.7rem 1.1rem;line-height:1.1}
.maker__badge-k{display:block;font-size:.7rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--sea)}
.maker__badge-v{display:block;font-size:1.15rem;font-weight:600;letter-spacing:-.02em;text-transform:lowercase;color:var(--ink)}
.maker__text h2{font-size:clamp(2.2rem,5.5vw,4rem);margin-bottom:1.3rem}
.maker__text>p{color:var(--ink-soft);font-size:1.08rem;max-width:46ch;margin-bottom:2rem}
.maker__steps{list-style:none;display:grid;gap:1.3rem;margin-bottom:2.2rem}
.maker__steps li{display:flex;gap:1.1rem;align-items:flex-start}
.maker__num{flex:0 0 auto;font-size:.8rem;font-weight:600;letter-spacing:.06em;color:var(--sea);
  width:34px;height:34px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center}
.maker__steps strong{display:block;font-size:1.08rem;letter-spacing:-.01em;margin-bottom:.15rem;text-transform:lowercase}
.maker__steps span{font-size:.96rem;color:var(--ink-soft)}

/* ============================================================
   FILOSOFÍA
   ============================================================ */
.philo{max-width:var(--maxw);margin:0 auto;padding:clamp(80px,12vh,150px) var(--pad);display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,90px);align-items:center}
.philo__media{border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/5;box-shadow:0 40px 80px -45px rgba(28,38,33,.45)}
.philo__media img{width:100%;height:100%;object-fit:cover}
.philo__text h2{font-size:clamp(2.4rem,6vw,4.4rem);margin-bottom:1.5rem}
.philo__text p{color:var(--ink-soft);font-size:1.08rem;margin-bottom:1.1rem;max-width:46ch}
.philo__values{margin-top:2.2rem;display:grid;gap:1.1rem}
.philo__values div{border-left:2px solid var(--sea);padding-left:1.1rem}
.philo__values strong{display:block;font-size:1.05rem;text-transform:lowercase;letter-spacing:-.01em}
.philo__values span{font-size:.95rem;color:var(--ink-soft)}

/* ============================================================
   EXPERIENCIAS
   ============================================================ */
.exp{background:var(--ink)}
.exp__media{position:relative;min-height:64vh;display:flex;align-items:center;overflow:hidden}
.exp__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.exp__scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(15,25,22,.78) 0%,rgba(15,25,22,.35) 55%,rgba(15,25,22,.15) 100%)}
.exp__overlay{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;padding:clamp(60px,10vh,120px) var(--pad);color:#fff;width:100%}
.exp__overlay h2{font-size:clamp(2.4rem,6.5vw,5rem);margin-bottom:1.3rem}
.exp__overlay p{max-width:44ch;font-size:clamp(1.05rem,2.2vw,1.3rem);color:rgba(255,255,255,.9)}

.exp__cards{max-width:var(--maxw);margin:0 auto;padding:clamp(50px,7vh,80px) var(--pad) clamp(70px,10vh,120px);display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.5vw,28px);align-items:stretch}
.exp-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:var(--r);padding:1.8rem;color:#fff;transition:transform .4s var(--ease),background .4s var(--ease)}
.exp-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.08)}
.exp-card h3{font-size:1.4rem;margin-bottom:.6rem}
.exp-card p{color:rgba(255,255,255,.72);font-size:.96rem}
.exp-card__price{color:#fff !important;font-weight:600;margin-top:1.1rem;font-size:1.05rem;letter-spacing:-.01em}
.exp__cta{grid-column:1/-1;justify-self:center;margin-top:1rem;background:var(--sand-1);color:var(--ink)}
.exp__cta:hover{background:#fff}

/* ============================================================
   CIFRAS / STATS BAND
   ============================================================ */
.stats{background:var(--ink);color:#fff}
.stats__inner{max-width:var(--maxw);margin:0 auto;padding:clamp(44px,6vh,72px) var(--pad);
  display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(20px,3vw,40px)}
.stat{position:relative;padding-left:1.3rem}
.stat::before{content:"";position:absolute;left:0;top:.35rem;bottom:.35rem;width:2px;border-radius:2px;
  background:linear-gradient(var(--sea),var(--green))}
.stat__num{display:block;font-size:clamp(2.3rem,5vw,3.4rem);font-weight:600;letter-spacing:-.04em;line-height:1;
  color:#fff;font-variant-numeric:tabular-nums}
.stat__lbl{display:block;margin-top:.7rem;font-size:.92rem;color:rgba(255,255,255,.7);letter-spacing:-.005em;line-height:1.4}

/* ============================================================
   COMPARATIVA (eléctrico vs gasolina)
   ============================================================ */
.compare{max-width:var(--maxw);margin:0 auto;padding:clamp(80px,12vh,150px) var(--pad)}
.compare__grid{display:grid;grid-template-columns:1fr auto 1fr;gap:clamp(16px,3vw,36px);align-items:stretch;
  margin-top:clamp(8px,2vh,20px)}
.compare__col{border-radius:var(--r-lg);padding:clamp(24px,3vw,38px)}
.compare__col--old{background:var(--sand-2);border:1px solid var(--line-soft)}
.compare__col--new{background:var(--ink);color:#fff;box-shadow:0 40px 80px -45px rgba(28,38,33,.5)}
.compare__tag{font-size:.75rem;font-weight:600;letter-spacing:.13em;text-transform:uppercase;margin-bottom:1.4rem}
.compare__col--old .compare__tag{color:var(--ink-mute)}
.compare__col--new .compare__tag{color:#fff;opacity:.85}
.compare__col ul{list-style:none;display:grid;gap:.95rem}
.compare__col li{position:relative;padding-left:1.9rem;font-size:1.02rem;letter-spacing:-.008em;line-height:1.4}
.compare__col--old li{color:var(--ink-soft)}
.compare__col--new li{color:rgba(255,255,255,.92)}
.compare__col li::before{position:absolute;left:0;top:.02em;font-size:1.05rem;line-height:1.3}
.compare__col--old li::before{content:"×";color:#b06a5a;font-weight:700}
.compare__col--new li::before{content:"";top:.42em;width:16px;height:16px;border-radius:50%;background:var(--green);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'><path d='M20 6L9 17l-5-5'/></svg>") center/12px no-repeat;
  mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'><path d='M20 6L9 17l-5-5'/></svg>") center/12px no-repeat;}
.compare__vs{align-self:center;font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);
  width:44px;height:44px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;background:var(--sand-0)}
.compare__foot{max-width:64ch;margin:clamp(32px,5vh,52px) auto 0;text-align:center;color:var(--ink-soft);
  font-size:1.02rem;line-height:1.55}
.compare__foot strong{color:var(--ink)}

/* ============================================================
   FAQ (acordeón)
   ============================================================ */
.faq{max-width:min(880px,var(--maxw));margin:0 auto;padding:clamp(70px,10vh,130px) var(--pad)}
.faq__list{display:grid;gap:.7rem}
.faq__item{border:1px solid var(--line);border-radius:var(--r);background:var(--sand-0);overflow:hidden;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease)}
.faq__item[open]{border-color:var(--sea);box-shadow:0 20px 50px -38px rgba(28,38,33,.5)}
.faq__item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.15rem 1.4rem;font-size:1.06rem;font-weight:600;letter-spacing:-.015em;color:var(--ink);min-height:56px}
.faq__item summary::-webkit-details-marker{display:none}
.faq__ic{flex:0 0 auto;position:relative;width:18px;height:18px}
.faq__ic::before,.faq__ic::after{content:"";position:absolute;left:50%;top:50%;background:var(--sea);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .35s var(--ease),opacity .3s}
.faq__ic::before{width:14px;height:2px}
.faq__ic::after{width:2px;height:14px}
.faq__item[open] .faq__ic::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq__a{padding:0 1.4rem 1.3rem;color:var(--ink-soft);font-size:1rem;line-height:1.6}
.faq__a strong{color:var(--ink)}

/* ============================================================
   CONTACTO
   ============================================================ */
.contact{background:var(--sand-1);padding:clamp(70px,11vh,140px) 0}
.contact__inner{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,90px);align-items:start}
.contact__intro h2{font-size:clamp(2.4rem,6vw,4.4rem);margin-bottom:1.4rem}
.contact__intro>p{color:var(--ink-soft);font-size:1.08rem;max-width:44ch;margin-bottom:1.8rem}
.contact__trust{list-style:none;display:grid;gap:.75rem}
.contact__trust li{position:relative;padding-left:1.9rem;color:var(--ink-soft);font-size:1rem}
.contact__trust li::before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;background:var(--green);
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'><path d='M20 6L9 17l-5-5'/></svg>") center/13px no-repeat;
  mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'><path d='M20 6L9 17l-5-5'/></svg>") center/13px no-repeat;}

.contact__form{background:var(--sand-0);border:1px solid var(--line-soft);border-radius:var(--r-lg);padding:clamp(24px,3.5vw,40px);box-shadow:0 30px 70px -50px rgba(28,38,33,.5)}
.field{margin-bottom:1.15rem}
.field label{display:block;font-size:.85rem;font-weight:600;color:var(--ink);margin-bottom:.5rem;letter-spacing:-.01em}
.field .opt{color:var(--ink-mute);font-weight:400}
.field input[type=text],.field textarea{
  width:100%;font-family:var(--sans);font-size:1rem;color:var(--ink);
  background:var(--sand-1);border:1.5px solid transparent;border-radius:14px;padding:.9em 1em;
  transition:border-color .25s,background .25s;resize:vertical;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--sea);background:#fff}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-mute)}

.chips{display:flex;gap:.5rem;flex-wrap:wrap}
.chip{position:relative;cursor:pointer}
.chip input{position:absolute;opacity:0;inset:0;cursor:pointer}
.chip span{display:inline-flex;padding:.6em 1.15em;border-radius:100px;border:1.5px solid var(--line);font-size:.95rem;font-weight:500;color:var(--ink-soft);transition:all .25s var(--ease)}
.chip input:checked+span{background:var(--ink);color:var(--sand-1);border-color:var(--ink)}
.chip input:focus-visible+span{box-shadow:0 0 0 3px rgba(47,125,140,.35)}

.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.contact__legal{font-size:.78rem;color:var(--ink-mute);text-align:center;margin-top:1rem;line-height:1.5}

/* ============================================================
   FOOTER
   ============================================================ */
.foot{background:var(--ink);color:var(--sand-1);padding:clamp(56px,8vh,90px) 0 0}
.foot__inner{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);display:grid;grid-template-columns:1.3fr 2fr;gap:clamp(36px,6vw,80px)}
.foot__brand .nav__word{color:#fff;font-size:1.4rem}
.foot__brand p{color:rgba(255,255,255,.6);margin-top:1rem;max-width:34ch;font-size:.98rem}
.foot__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}
.foot__cols h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.14em;color:rgba(255,255,255,.45);margin-bottom:1.1rem;font-weight:600}
.foot__cols a{display:block;color:rgba(255,255,255,.82);font-size:.98rem;margin-bottom:.7rem;transition:color .25s}
.foot__cols a:hover{color:#fff}
.foot__loc{display:block;color:rgba(255,255,255,.5);font-size:.9rem;margin-top:.5rem}
.foot__bar{max-width:var(--maxw);margin:clamp(40px,6vh,64px) auto 0;padding:1.5rem var(--pad);border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;color:rgba(255,255,255,.5);font-size:.85rem;gap:1rem;flex-wrap:wrap}

/* ============================================================
   TOAST
   ============================================================ */
.toast{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px;
  background:rgba(15,25,22,.55);backdrop-filter:blur(8px);opacity:0;visibility:hidden;transition:opacity .4s var(--ease),visibility .4s}
.toast.is-open{opacity:1;visibility:visible}
.toast__card{background:var(--sand-0);border-radius:var(--r-lg);padding:clamp(32px,5vw,48px);max-width:400px;text-align:center;
  transform:translateY(16px) scale(.97);transition:transform .5s var(--ease);box-shadow:0 50px 100px -40px rgba(0,0,0,.5)}
.toast.is-open .toast__card{transform:translateY(0) scale(1)}
.toast__check{width:66px;height:66px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 1.4rem}
.toast__card h3{font-size:1.7rem;margin-bottom:.6rem}
.toast__card p{color:var(--ink-soft);margin-bottom:1.6rem}
.toast__card .btn{width:100%}

/* ============================================================
   REVEAL on scroll
   ============================================================ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
/* stagger: los hijos de estas rejillas entran en cascada */
.stats__inner .reveal.in:nth-child(2){transition-delay:.09s}
.stats__inner .reveal.in:nth-child(3){transition-delay:.18s}
.stats__inner .reveal.in:nth-child(4){transition-delay:.27s}
.revo__grid .reveal.in:nth-child(2){transition-delay:.08s}
.revo__grid .reveal.in:nth-child(3){transition-delay:.16s}
.revo__grid .reveal.in:nth-child(4){transition-delay:.24s}
.exp__cards .reveal.in:nth-child(2){transition-delay:.09s}
.exp__cards .reveal.in:nth-child(3){transition-delay:.18s}
@media(prefers-reduced-motion:reduce){
  .stat__num{transition:none}
  .reveal{opacity:1;transform:none;transition:none}
  .hero__media img{animation:none}
  .hero__scroll span{animation:none}
  /* menú móvil: aparece/desaparece directo, SIN cascada, pero SIN el bug de solape */
  .nav__links,
  .nav__links a{transition:none !important;transition-delay:0s !important;transform:none !important}
  .nav__links{transform:none !important}
  .nav__links a{opacity:1 !important}
  .nav__links.is-closing a{opacity:0 !important}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:900px){
  .revo__grid{grid-template-columns:1fr 1fr;gap:32px}
  .model,.model--reverse{grid-template-columns:1fr;direction:ltr}
  .model__info{padding-top:.5rem}
  .philo{grid-template-columns:1fr}
  .philo__media{aspect-ratio:16/10;order:-1}
  .maker{grid-template-columns:1fr}
  .maker__media{aspect-ratio:16/10;order:-1;max-height:44vh}
  .exp__cards{grid-template-columns:1fr 1fr}
  .contact__inner{grid-template-columns:1fr}
  .foot__inner{grid-template-columns:1fr}
  .stats__inner{grid-template-columns:1fr 1fr;gap:2rem 1.5rem}
  .compare__grid{grid-template-columns:1fr;gap:1rem}
  .compare__vs{margin:0 auto;transform:rotate(90deg)}
}
@media(max-width:640px){
  /* ============================================================
     NAV móvil · overlay a pantalla completa, cascada in/out
     ============================================================ */

  /* marca y botón por ENCIMA del overlay (logo y X siempre visibles) */
  .nav__brand{position:relative;z-index:120}
  .nav__burger{display:block;position:relative;z-index:120}
  /* con el menú abierto el overlay es claro → marca y aspas en oscuro */
  .nav.is-menu-open .nav__brand{color:var(--ink)}
  .nav.is-menu-open .nav__burger span{background:var(--ink)}

  /* el overlay: cubre TODO, fondo sólido + blur, por debajo de marca/X */
  .nav__links{
    position:fixed;inset:0;z-index:90;
    width:100%;height:100%;
    flex-direction:column;align-items:flex-start;justify-content:center;
    gap:clamp(.9rem,3.6vh,1.7rem);
    padding:calc(env(safe-area-inset-top) + 92px) clamp(30px,9vw,60px) calc(env(safe-area-inset-bottom) + 44px);
    background:
      radial-gradient(130% 80% at 100% 0%, rgba(47,125,140,.10), transparent 55%),
      radial-gradient(120% 90% at 0% 100%, rgba(62,107,79,.11), transparent 55%),
      linear-gradient(178deg,#fbf9f4 0%, #f3eee3 100%);
    -webkit-backdrop-filter:saturate(160%) blur(26px);
    backdrop-filter:saturate(160%) blur(26px);
    overflow-y:auto;-webkit-overflow-scrolling:touch;
    opacity:0;visibility:hidden;pointer-events:none;
    transform:scale(1.05);transform-origin:top right;
    transition:opacity .5s var(--ease),transform .65s var(--ease),visibility 0s linear .65s;
  }
  .nav__links.is-open{
    opacity:1;visibility:visible;pointer-events:auto;transform:scale(1);
    transition:opacity .45s var(--ease),transform .6s var(--ease),visibility 0s;
  }

  /* items del menú · tipografía generosa, hairline entre ellos */
  .nav__links a{
    color:var(--ink) !important;
    font-size:clamp(1.75rem,8.5vw,2.35rem);font-weight:600;letter-spacing:-.035em;line-height:1.08;
    width:100%;min-height:44px;display:flex;align-items:center;
    opacity:0;transform:translateY(24px);
    transition:opacity .55s var(--ease),transform .6s var(--ease),color .25s;
    transition-delay:0s;
  }
  .nav__links a:not(.nav__cta){
    padding-bottom:clamp(.6rem,2.1vh,1rem);
    border-bottom:1px solid var(--line-soft);
  }
  /* chevron que asoma en activo/hover (forma, no color · daltónico-safe) */
  .nav__links a:not(.nav__cta)::after{
    content:"";margin-left:auto;width:9px;height:9px;
    border-right:2px solid var(--sea);border-top:2px solid var(--sea);
    transform:rotate(45deg) translateX(-5px);opacity:0;
    transition:opacity .3s var(--ease),transform .3s var(--ease);
  }
  .nav__links a:not(.nav__cta):hover::after,
  .nav__links a:not(.nav__cta):active::after{opacity:.7;transform:rotate(45deg) translateX(0)}
  .nav__links a:not(.nav__cta):active{color:var(--sea) !important}

  /* cascada de ENTRADA (stagger) */
  .nav__links.is-open a{opacity:1;transform:translateY(0)}
  .nav__links.is-open a:nth-child(1){transition-delay:.15s}
  .nav__links.is-open a:nth-child(2){transition-delay:.22s}
  .nav__links.is-open a:nth-child(3){transition-delay:.29s}
  .nav__links.is-open a:nth-child(4){transition-delay:.36s}
  .nav__links.is-open a:nth-child(5){transition-delay:.43s}

  /* cascada de SALIDA (inversa · coreografiada, no corte seco) */
  .nav__links.is-closing a{opacity:0;transform:translateY(16px)}
  .nav__links.is-closing a:nth-child(5){transition-delay:0s}
  .nav__links.is-closing a:nth-child(4){transition-delay:.05s}
  .nav__links.is-closing a:nth-child(3){transition-delay:.10s}
  .nav__links.is-closing a:nth-child(2){transition-delay:.15s}
  .nav__links.is-closing a:nth-child(1){transition-delay:.20s}

  /* CTA "hablemos" como píldora al pie de la cascada */
  .nav__cta{
    margin-top:.7rem;align-self:flex-start;width:auto;
    border:1.5px solid var(--ink) !important;border-radius:100px;
    padding:.55em 1.5em !important;
    font-size:clamp(1.15rem,5.5vw,1.45rem);
  }
  .nav__cta:active{background:var(--ink);color:var(--sand-1) !important}

  /* burger → X animada */
  .nav__burger.is-open span{background:var(--ink)}
  .nav__burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__burger.is-open span:nth-child(2){transform:translateY(-7px) rotate(-45deg)}

  .revo__grid{grid-template-columns:1fr}
  .revo__item{padding-top:1rem}
  .revo__num{margin-bottom:1rem}
  .specs{grid-template-columns:1fr;gap:0}
  .exp__cards{grid-template-columns:1fr}
  .model__foot{flex-direction:column;align-items:flex-start;gap:1rem}
  .model__ctas{width:100%}
  .model__foot .btn{flex:1}
  .foot__cols{grid-template-columns:1fr 1fr;gap:1.5rem}
  .foot__bar{flex-direction:column;text-align:center}
  .hero{min-height:560px}
}