/* =========================================================
   MEDICAL IMAGE LTDA. — Landing Page
   Paleta extraída del logo: Azul #135993 / Celeste #10ABC9
   ========================================================= */

:root{
  --azul: #0e4a7b;
  --azul-osc: #0a3559;
  --celeste: #10abc9;
  --celeste-osc: #0c8ba5;
  --gris-txt: #4a5a68;
  --gris-claro: #f4f8fb;
  --blanco: #ffffff;
  --borde: #e3edf3;
  --sombra: 0 10px 30px rgba(14, 74, 123, 0.12);
  --radio: 14px;
  --max: 1180px;
}

*{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  font-family: 'Poppins', 'Segoe UI', Arial, sans-serif;
  color: var(--gris-txt);
  line-height: 1.6;
  background: var(--blanco);
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }
a{ text-decoration:none; color:inherit; }
ul{ list-style:none; }
.container{ max-width: var(--max); margin: 0 auto; padding: 0 24px; }

h1,h2,h3,h4{ color: var(--azul-osc); font-weight:700; line-height:1.25; }

.eyebrow{
  display:inline-block;
  font-size: 0.78rem;
  font-weight:700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--celeste-osc);
  background: rgba(16,171,201,0.1);
  padding: 6px 14px;
  border-radius: 30px;
  margin-bottom: 16px;
}

.section-head{ text-align:center; max-width: 680px; margin: 0 auto 48px; }
.section-head h2{ font-size: clamp(1.6rem, 3vw, 2.3rem); margin-bottom: 12px; }
.section-head p{ font-size: 1.05rem; color: var(--gris-txt); }

section{ padding: 88px 0; }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 15px 30px;
  border-radius: 50px;
  font-weight:600;
  font-size: 0.98rem;
  cursor:pointer;
  border: 2px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn-primary{
  background: linear-gradient(135deg, var(--celeste), var(--celeste-osc));
  color: var(--blanco);
  box-shadow: 0 8px 20px rgba(16,171,201,0.35);
}
.btn-primary:hover{ transform: translateY(-3px); box-shadow: 0 12px 26px rgba(16,171,201,0.45); }

.btn-outline{
  background: transparent;
  border-color: rgba(255,255,255,0.6);
  color: var(--blanco);
}
.btn-outline:hover{ background: rgba(255,255,255,0.12); transform: translateY(-3px); }

.btn-outline-azul{
  background: transparent;
  border-color: var(--azul);
  color: var(--azul);
}
.btn-outline-azul:hover{ background: var(--azul); color:var(--blanco); transform: translateY(-3px); }

.btn-block{ width:100%; }

/* ---------- Header ---------- */
.header{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 999;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--borde);
  transition: box-shadow .2s ease;
}
.header.scrolled{ box-shadow: 0 6px 20px rgba(10,53,89,0.08); }

.header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 78px;
}

.logo{ display:flex; align-items:center; gap:10px; }
.logo img{ height: 42px; width:auto; }

.nav{ display:flex; align-items:center; gap: 34px; }
.nav a{
  font-weight:600;
  font-size: 0.95rem;
  color: var(--azul-osc);
  position:relative;
  padding: 6px 0;
}
.nav a::after{
  content:"";
  position:absolute; left:0; bottom:0;
  width:0; height:2px;
  background: var(--celeste);
  transition: width .25s ease;
}
.nav a:hover::after{ width:100%; }

.header-actions{ display:flex; align-items:center; gap: 16px; }
.header-actions .btn{ padding: 11px 22px; font-size: 0.9rem; }

.burger{
  display:none;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  background:none;
  border:none;
}
.burger span{ width: 26px; height: 3px; background: var(--azul-osc); border-radius: 2px; }

.site-link{
  font-size: 0.85rem;
  font-weight:600;
  color: var(--gris-txt);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.site-link:hover{ color: var(--azul); }

/* Campo trampa antispam (honeypot): invisible para personas, visible para bots */
.hp-field{
  position:absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding: 168px 0 100px;
  background: radial-gradient(circle at 15% 20%, rgba(16,171,201,0.18), transparent 45%),
              linear-gradient(135deg, var(--azul-osc) 0%, var(--azul) 55%, #146d99 100%);
  color: var(--blanco);
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity:.5;
}
.hero .container{
  position:relative;
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items:center;
}
.hero-text .eyebrow{
  background: rgba(255,255,255,0.14);
  color: var(--blanco);
}
.hero-text h1{
  color: var(--blanco);
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  margin-bottom: 20px;
}
.hero-text h1 span{ color: #63e3f5; }
.hero-text p{
  font-size: 1.12rem;
  color: rgba(255,255,255,0.88);
  max-width: 560px;
  margin-bottom: 32px;
}
.hero-cta{ display:flex; flex-wrap:wrap; gap: 16px; margin-bottom: 40px; }

.hero-stats{
  display:flex;
  gap: 34px;
  flex-wrap:wrap;
}
.hero-stats div strong{
  display:block;
  font-size: 1.5rem;
  color: var(--blanco);
}
.hero-stats div span{
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
}

.hero-visual{ position:relative; }
.hero-visual .card-float{
  position:absolute;
  background: var(--blanco);
  color: var(--azul-osc);
  border-radius: 12px;
  padding: 14px 18px;
  box-shadow: var(--sombra);
  font-size: 0.85rem;
  font-weight:600;
  display:flex;
  align-items:center;
  gap:10px;
}
.hero-visual img{
  border-radius: 20px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.35);
}
.card-float.f1{ top: -18px; left: -18px; }
.card-float.f2{ bottom: -18px; right: -18px; }
.dot{ width:10px; height:10px; border-radius:50%; background: var(--celeste); flex-shrink:0; }

/* ---------- Marquee de confianza ---------- */
.trustbar{
  background: var(--gris-claro);
  padding: 34px 0;
  border-bottom: 1px solid var(--borde);
}
.trustbar .container{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-around;
  gap: 20px;
  text-align:center;
}
.trustbar .item strong{ display:block; color:var(--azul); font-size:1.05rem; }
.trustbar .item span{ font-size:0.85rem; color:var(--gris-txt); }

/* ---------- ¿Qué necesitas? ---------- */
.needs-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.need-card{
  background: var(--blanco);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: 30px 26px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.need-card:hover{
  transform: translateY(-6px);
  box-shadow: var(--sombra);
  border-color: rgba(16,171,201,0.4);
}
.need-icon{
  width: 54px; height:54px;
  border-radius: 14px;
  display:flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg, var(--celeste), var(--azul));
  color:#fff;
  margin-bottom: 18px;
}
.need-card h3{ font-size: 1.08rem; margin-bottom: 8px; }
.need-card p{ font-size: 0.92rem; margin-bottom: 16px; }
.need-card .link{
  font-weight:700;
  font-size: 0.88rem;
  color: var(--celeste-osc);
  display:inline-flex; align-items:center; gap:6px;
}
.need-card.highlight{
  background: linear-gradient(135deg, var(--azul-osc), var(--azul));
  color: rgba(255,255,255,0.92);
  border:none;
}
.need-card.highlight h3{ color:#fff; }
.need-card.highlight .need-icon{ background: rgba(255,255,255,0.18); }
.need-card.highlight .link{ color: #63e3f5; }

/* ---------- Soluciones (bloques alternos) ---------- */
.solution-block{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items:center;
  margin-bottom: 90px;
}
.solution-block:last-child{ margin-bottom:0; }
.solution-block.reverse .sol-img{ order:2; }
.solution-block.reverse .sol-text{ order:1; }
.sol-img img{ border-radius: 18px; box-shadow: var(--sombra); }
.sol-text h3{ font-size: 1.5rem; margin-bottom: 14px; }
.sol-text p{ margin-bottom: 18px; }
.checklist{ margin-bottom: 24px; }
.checklist li{
  display:flex; align-items:flex-start; gap:10px;
  margin-bottom: 10px;
  font-size: 0.96rem;
}
.checklist li svg{ flex-shrink:0; margin-top:3px; color: var(--celeste-osc); }

/* ---------- Por qué elegirnos ---------- */
.why{ background: var(--gris-claro); }
.why-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.why-card{
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 28px 22px;
  text-align:center;
  box-shadow: 0 6px 18px rgba(10,53,89,0.06);
}
.why-card .why-icon{
  width:50px; height:50px;
  margin: 0 auto 16px;
  border-radius:50%;
  background: rgba(16,171,201,0.12);
  color: var(--celeste-osc);
  display:flex; align-items:center; justify-content:center;
}
.why-card h4{ font-size: 1rem; margin-bottom: 8px; }
.why-card p{ font-size: 0.88rem; }

/* ---------- CTA Banner ---------- */
.cta-banner{
  background: linear-gradient(120deg, var(--celeste-osc), var(--azul));
  color:#fff;
  border-radius: 24px;
  padding: 60px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 40px;
  flex-wrap:wrap;
  box-shadow: var(--sombra);
}
.cta-banner h2{ color:#fff; font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom:10px; }
.cta-banner p{ color: rgba(255,255,255,0.9); max-width: 480px; }
.cta-banner .btn-primary{
  background: #fff;
  color: var(--azul-osc);
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}
.cta-banner .btn-primary:hover{ background:#eafcff; }

/* ---------- Contacto ---------- */
.contact-wrap{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
  background: var(--blanco);
  border: 1px solid var(--borde);
  border-radius: 22px;
  overflow:hidden;
  box-shadow: var(--sombra);
}
.contact-info{
  background: linear-gradient(160deg, var(--azul-osc), var(--azul));
  color: #fff;
  padding: 46px 40px;
}
.contact-info h3{ color:#fff; margin-bottom: 14px; font-size:1.4rem; }
.contact-info p{ color: rgba(255,255,255,0.85); margin-bottom: 30px; font-size:0.95rem; }
.contact-item{ display:flex; gap:14px; margin-bottom: 22px; align-items:flex-start; }
.contact-item .ic{
  width:38px; height:38px; border-radius:10px;
  background: rgba(255,255,255,0.15);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.contact-item strong{ display:block; font-size:0.9rem; color:#fff; }
.contact-item span{ font-size:0.85rem; color: rgba(255,255,255,0.8); }
.social-row{ display:flex; gap:12px; margin-top: 30px; }
.social-row a{
  width:38px; height:38px; border-radius:50%;
  background: rgba(255,255,255,0.15);
  display:flex; align-items:center; justify-content:center;
  transition: background .2s ease;
}
.social-row a:hover{ background: rgba(255,255,255,0.3); }

.contact-form{ padding: 46px 40px; }
.contact-form h3{ margin-bottom: 6px; font-size:1.3rem; }
.contact-form > p{ margin-bottom: 26px; font-size:0.92rem; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap:16px; }
.field{ margin-bottom: 18px; }
.field label{ display:block; font-size:0.85rem; font-weight:600; color:var(--azul-osc); margin-bottom:6px; }
.field input, .field select, .field textarea{
  width:100%;
  padding: 13px 14px;
  border: 1.5px solid var(--borde);
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--gris-txt);
  background: var(--gris-claro);
  transition: border-color .2s ease, background .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;
  border-color: var(--celeste);
  background:#fff;
}
.field textarea{ resize: vertical; min-height: 100px; }
.form-note{ font-size:0.78rem; color:#8a99a6; margin-top:10px; }
.form-success{
  display:none;
  background: rgba(16,171,201,0.1);
  color: var(--celeste-osc);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 0.9rem;
  font-weight:600;
  margin-top: 14px;
}

/* ---------- Footer ---------- */
.footer{
  background: #08283f;
  color: rgba(255,255,255,0.75);
  padding: 60px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo img{ height:40px; margin-bottom:16px; filter: brightness(0) invert(1); }
.footer h5{ color:#fff; font-size: 0.95rem; margin-bottom: 18px; letter-spacing:.5px; }
.footer ul li{ margin-bottom: 11px; }
.footer ul li a{ font-size: 0.88rem; color: rgba(255,255,255,0.7); }
.footer ul li a:hover{ color: var(--celeste); }
.footer-bottom{
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 22px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size: 0.82rem;
}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position: fixed;
  bottom: 26px; right: 26px;
  width: 60px; height:60px;
  border-radius:50%;
  background: #25D366;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
  z-index: 900;
  transition: transform .2s ease;
}
.wa-float:hover{ transform: scale(1.08); }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .nav{ display:none; }
  .header-actions .btn-outline-azul{ display:none; }
  .header-actions .site-link{ display:none; }
  .burger{ display:flex; }
  .hero .container{ grid-template-columns: 1fr; }
  .hero-visual{ order:-1; max-width: 420px; margin: 0 auto; }
  .needs-grid{ grid-template-columns: repeat(2, 1fr); }
  .why-grid{ grid-template-columns: repeat(2, 1fr); }
  .solution-block{ grid-template-columns: 1fr; gap: 30px; }
  .solution-block.reverse .sol-img{ order:1; }
  .solution-block.reverse .sol-text{ order:2; }
  .contact-wrap{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .cta-banner{ padding: 40px 28px; }
}
@media (max-width: 600px){
  section{ padding: 60px 0; }
  .hero{ padding-top: 130px; }
  .needs-grid{ grid-template-columns: 1fr; }
  .why-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; gap: 26px; }
  .hero-stats{ gap: 20px; }
  .cta-banner{ flex-direction:column; text-align:center; }
}

/* ---------- Menú móvil ---------- */
.nav.mobile-open{
  display:flex;
  position:absolute;
  top:78px; left:0; right:0;
  background:#fff;
  flex-direction:column;
  padding: 20px 24px 28px;
  gap: 18px;
  box-shadow: 0 12px 20px rgba(10,53,89,0.1);
  border-bottom: 1px solid var(--borde);
}

/* reveal on scroll */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }