/* ==========================================================
   Serie A EXP · LEONI Medical
   Paleta contemporánea derivada del navy corporativo #003366
   ========================================================== */
:root{
  --ink:      #06182d;  /* navy casi negro — fondos oscuros */
  --navy:     #003366;  /* azul corporativo LEONI */
  --teal:     #1fa5ad;  /* teal marca — franja de contacto del sitio */
  --teal-2:   #35c1b0;  /* extremo claro del gradiente de marca */
  --azure:    #2e8fff;  /* azul eléctrico — acentos secundarios */
  --pulse:    #5fe0cf;  /* teal señal — detalle IA / waveform */
  --ice:      #eef3f9;  /* gris azulado frío — fondos claros */
  --paper:    #ffffff;
  --tx:       #0d2237;
  --tx-soft:  #4c6076;
  --ws:       #25d366;  /* verde WhatsApp */
  --radius:   14px;
  --disp: "Space Grotesk", system-ui, sans-serif;
  --body: "Inter", system-ui, sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-snap-type:y mandatory}
body{font-family:var(--body);color:var(--tx);background:var(--ink);line-height:1.7;font-size:16px;
     transition:background-color .35s ease}
.hero,.concept,.products,.medcore,.backup,.contact,.footer{scroll-snap-align:start}
img{max-width:100%;display:block}
h1,h2,h3,.brand{font-family:var(--disp);line-height:1.15;letter-spacing:-0.01em}
h2{font-size:clamp(26px,4vw,38px);margin-bottom:16px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.narrow{max-width:720px}

/* ---------- botones ---------- */
.btn{display:inline-block;padding:14px 26px;border-radius:999px;text-decoration:none;
     font-family:var(--disp);font-weight:500;font-size:15px;border:1px solid transparent;
     transition:transform .15s ease, background .15s ease, color .15s ease;cursor:pointer}
.btn:active{transform:scale(.97)}
.btn-primary{background:linear-gradient(100deg,var(--teal),var(--teal-2));color:#fff}
.btn-primary:hover{filter:brightness(1.07)}
.btn-sm{padding:10px 22px;font-size:14px}
.btn-ws{background:transparent;border-color:var(--ws);color:var(--ws)}
.btn-ws:hover{background:rgba(37,211,102,.1)}
.btn-block{display:block;width:100%;text-align:center}

/* ---------- topbar ---------- */
.topbar{position:sticky;top:0;z-index:50;transition:transform .32s ease}
.topbar.hidden{transform:translateY(-105%)}
.contactbar{background:linear-gradient(90deg,var(--teal),var(--teal-2));font-size:13px}
.contactbar-inner{display:flex;gap:28px;align-items:center;height:36px}
.contactbar a{color:#fff;text-decoration:none}
.contactbar a:hover{text-decoration:underline}
.logobar{background:var(--paper);border-bottom:1px solid #e3eaf1}
.logobar-inner{display:flex;justify-content:space-between;align-items:center;height:72px}
.logo img{height:48px;width:auto;display:block}
.brand{color:#fff;text-decoration:none;font-size:18px;font-weight:600;letter-spacing:.06em}
.brand span{color:var(--pulse);font-weight:400}

/* ---------- hero ---------- */
.hero{color:#fff;position:relative;overflow:hidden;padding:96px 0 110px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;position:relative;z-index:2}
.eyebrow{font-family:var(--disp);font-size:13px;letter-spacing:.22em;text-transform:uppercase;
         color:var(--pulse);margin-bottom:18px}
.hero h1{font-size:clamp(30px,4.6vw,52px);font-weight:600;margin-bottom:18px}
.lead{font-size:18px;color:#b9cade;max-width:520px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-rotator{position:relative;aspect-ratio:2/3;max-height:520px;width:100%}
.hero-rotator img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;
                  border-radius:var(--radius);opacity:0;transition:opacity 1.4s ease}
.hero-rotator img.active{opacity:1}

/* ---------- concepto ---------- */
.concept{padding:96px 0 80px;text-align:center}
.concept h2{color:var(--navy)}
.concept p{color:var(--tx-soft);font-size:17px}
.concept-tagline{margin-top:22px;font-family:var(--disp);font-size:20px;color:var(--tx)}
.concept-tagline strong{color:var(--azure)}


/* ---------- galería clínica: principal + miniaturas ---------- */
.clinical{max-width:880px;margin:52px auto 0;padding:0 24px}
.clinical-main{margin:0;border-radius:14px;overflow:hidden;background:var(--ink);
               border:1px solid #dde6ef;position:relative}
.clinical-main img{width:100%;aspect-ratio:16/10;object-fit:contain;display:block;
                   transition:opacity .45s ease}
.clinical-main img.fading{opacity:0}
.clinical-badge{position:absolute;right:12px;bottom:12px;z-index:2;
                font-family:var(--disp);font-weight:600;font-size:13px;letter-spacing:.04em;
                padding:5px 12px;border-radius:999px;transition:opacity .45s ease}
.clinical-badge.fading{opacity:0}
/* A50 → teal; A30 → naranjo pastel */
.clinical-main[data-equipo="A50"] .clinical-badge{background:#bff0e8;color:#0a5c56}
.clinical-main[data-equipo="A30"] .clinical-badge{background:#ffe2c2;color:#a8551a}
.clinical-thumbs{display:grid;grid-template-columns:repeat(11,1fr);gap:7px;margin-top:12px}
.clinical-thumbs button{padding:0;border:2px solid transparent;border-radius:8px;overflow:hidden;
                        cursor:pointer;background:var(--ink);opacity:.65;
                        transition:opacity .2s,border-color .2s}
.clinical-thumbs button:hover{opacity:.9}
.clinical-thumbs button.on{border-color:var(--teal);opacity:1}
.clinical-thumbs img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}

/* ---------- productos ---------- */
.products{padding:88px 0}
.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--paper);border-radius:var(--radius);padding:26px;position:relative;
      border:1px solid #dde6ef;display:flex;flex-direction:column;
      transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(6,24,45,.10)}
.card-featured{border:2px solid var(--navy)}
.card p.badge{color:#fff}
.badge{position:absolute;top:-13px;left:26px;background:var(--navy);color:#fff;
       font-family:var(--disp);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
       padding:4px 14px;border-radius:999px}
.card-media{background:var(--ice);border-radius:10px;margin-bottom:18px;aspect-ratio:3/4;
            display:flex;align-items:center;justify-content:center;overflow:hidden;padding:10px}
.card-media img{object-fit:contain;width:100%;height:100%}
.tier{font-family:var(--disp);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--teal)}
.card h3{font-size:22px;margin:6px 0 4px;color:var(--navy)}
.card-claim{font-weight:500;margin-bottom:10px}
.card p{font-size:14px;color:var(--tx-soft)}
.card-for{margin-top:12px;padding-top:12px;border-top:1px solid #e6edf4;font-size:13px}
.card-link{margin-top:auto;padding-top:18px;font-family:var(--disp);font-weight:500;
           color:var(--teal);text-decoration:none}
.card-link::after{content:" →"}
.card-link:hover{text-decoration:underline}

/* ---------- medcore ---------- */
.medcore{color:#fff;padding:96px 0;position:relative;overflow:hidden}
.medcore .wrap{position:relative;z-index:2}
.medcore-head{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center;margin-bottom:34px}
.medcore-logo{height:170px;width:auto;justify-self:end}
.medcore-lead{color:#b9cade;max-width:640px}
.medcore-list{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:14px 32px}
.medcore-list li{padding-left:26px;position:relative;font-size:15px}
.medcore-list li::before{content:"";position:absolute;left:0;top:9px;width:12px;height:12px;
                          border-radius:3px;background:var(--pulse)}
.apps{margin-top:44px;padding-top:36px;border-top:1px solid rgba(255,255,255,.12)}
.apps-title{font-family:var(--disp);font-size:13px;letter-spacing:.2em;text-transform:uppercase;
            color:var(--pulse);margin-bottom:22px}
.apps-grid{list-style:none;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;text-align:center}
.apps-grid li{display:flex;flex-direction:column;align-items:center;gap:10px;font-size:13px;color:#d5e2ef}
.app-icon{width:54px;height:54px;border-radius:50%;border:1px solid rgba(95,224,207,.4);
          color:var(--pulse);display:flex;align-items:center;justify-content:center}
.app-icon svg{width:28px;height:28px}
.app-icon img{width:auto;height:30px;display:block}

/* ---------- respaldo ---------- */
.backup{padding:96px 0}
.backup h2{color:var(--navy)}
.backup-lead{color:var(--tx-soft);max-width:680px;margin-bottom:36px}
.backup-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 40px}
.backup-item{display:flex;gap:16px;align-items:flex-start}
.backup-icon{flex:0 0 auto;width:46px;height:46px;border-radius:12px;color:var(--teal);
             background:rgba(31,165,173,.1);display:flex;align-items:center;justify-content:center}
.backup-icon svg{width:24px;height:24px}
.backup-item strong{font-family:var(--disp);font-weight:500;color:var(--navy);display:block;margin-bottom:2px}
.backup-item p{font-size:14px;color:var(--tx-soft)}

/* ---------- contacto ---------- */
.contact{padding:96px 0}
.contact h2{color:var(--navy);text-align:center}
.contact-lead{text-align:center;color:var(--tx-soft);margin-bottom:38px}
.form{background:var(--paper);border-radius:var(--radius);padding:34px;border:1px solid #dde6ef;
      display:flex;flex-direction:column;gap:18px}
.form label{font-family:var(--disp);font-size:13px;font-weight:500;color:var(--navy);
            display:flex;flex-direction:column;gap:6px}
.form .opt{color:var(--tx-soft);font-weight:400}
.form input,.form select,.form textarea{font-family:var(--body);font-size:15px;color:var(--tx);
      padding:12px 14px;border:1px solid #ccd8e4;border-radius:10px;background:#fbfdff;width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--azure);
      outline-offset:1px;border-color:var(--azure)}
.hp{position:absolute;left:-9999px;height:0;width:0;opacity:0}
.form-status{font-size:14px;text-align:center;min-height:1em}
.form-status.ok{color:#12805c}
.form-status.err{color:#b3261e}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:#b9cade;padding:46px 0 84px;font-size:14px}
.footer-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-logo{height:52px;width:auto;display:block;margin-bottom:14px;border-radius:8px}
.footer a{color:var(--pulse);text-decoration:none}
.footer a:hover{text-decoration:underline}


/* ---------- paginador flotante ---------- */
.pager{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:55;
       display:flex;gap:9px;align-items:center;padding:9px 14px;border-radius:999px;
       background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);
       backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
       transition:background .4s ease,border-color .4s ease}
.pager button{width:7px;height:7px;border-radius:999px;border:0;padding:0;cursor:pointer;
              background:rgba(255,255,255,.55);transition:width .3s ease,background .3s ease}
.pager button.on{width:24px;background:#fff}
.pager.light-mode{background:rgba(6,24,45,.10);border-color:rgba(6,24,45,.15)}
.pager.light-mode button{background:rgba(6,24,45,.35)}
.pager.light-mode button.on{background:var(--teal)}

/* ---------- WhatsApp flotante ---------- */
.ws-float{position:fixed;right:18px;bottom:18px;z-index:60;width:56px;height:56px;
          border-radius:50%;background:var(--ws);color:#fff;display:flex;
          align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(0,0,0,.25);
          transition:transform .2s ease}
.ws-float:hover{transform:scale(1.08)}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;scroll-snap-type:none}
  body{transition:none}
  .topbar{transition:none}
  .pager button{transition:none}
  .reveal{opacity:1;transform:none;transition:none}
  .hero-rotator img{transition:none}
  .card:hover{transform:none}
}

/* ---------- responsive ---------- */
@media (max-width: 900px){
  /* Solución #3: snap selectivo. Secciones cortas enganchan; las altas
     (Equipos por tarjeta, Contacto libre) se leen sin fricción.
     proximity evita que el scroll expulse al usuario mientras lee. */
  .products-grid{grid-template-columns:1fr}
  .products{scroll-snap-align:none}
  .card{scroll-snap-align:start;scroll-snap-stop:always;scroll-margin-top:104px}
  .medcore{scroll-snap-align:center}
  .contact{scroll-snap-align:none}
  /* header siempre visible en móvil: las secciones que enganchan descuentan su alto (96px) */
  .concept,.backup{scroll-margin-top:104px}
  .hero{position:relative;padding-top:110px;scroll-snap-align:start}
  /* En móvil las secciones son más altas que el viewport: proximity deja
     leer sin ser expulsado, y el imán solo actúa cerca de los bordes. */
  .hero-grid{display:block;text-align:center;position:relative;padding-top:0}
  .hero-media{position:absolute;inset:0;z-index:0;display:flex;align-items:flex-end;justify-content:flex-end;pointer-events:none;padding:0 4px 8px 0}
  .hero-rotator{max-width:240px;max-height:70%;height:100%}
  .hero-rotator img{opacity:0;object-position:bottom right}
  .hero-rotator img.active{opacity:.3}
  .hero-copy{position:relative;z-index:1}
  .hero-actions{justify-content:center}
  .lead{margin-left:auto;margin-right:auto}
  .medcore-list,.backup-grid{grid-template-columns:1fr}
  .apps-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:22px 6px}
  .apps-grid li{flex:0 0 32%}
  .medcore-head{grid-template-columns:1fr;gap:24px}
  .medcore-logo{height:100px;justify-self:center;order:-1}
  .clinical-thumbs{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
  .clinical-thumbs button{flex:0 0 calc((100% - 5 * 8px) / 6)}
  html{scroll-snap-type:y proximity}
}
@media (max-width: 720px){
  .contactbar-inner{gap:16px;overflow-x:auto;white-space:nowrap}
  .contactbar a:nth-child(2){display:none} /* ocultar soporte en pantallas chicas */
  .logobar-inner{height:60px}
  .logo img{height:38px}
  .hero{padding:174px 0 144px}
  .concept,.products,.medcore,.backup,.contact{padding:128px 0}
  .form{padding:24px 18px}
  .ws-float{width:52px;height:52px;bottom:70px}
  .pager{bottom:12px;padding:8px 12px;gap:8px}
  .footer{padding-bottom:110px} /* aire para paginador y botón flotante */
}