/* Laboratorio e Imagen Médica · estilos del sitio */
:root {
  --azul: #004F8C;
  --azul-2: #0a6cb8;
  --azul-claro: #e8f2fa;
  --sol: #F5A623;
  --sol-claro: #fff4e0;
  --wa: #25D366;
  --wa-osc: #1aa951;
  --tinta: #12263a;
  --gris: #556677;
  --fondo: #f5f8fb;
  --linea: #dde6ee;
  --rojo: #c94040;
  --rojo-claro: #fdecec;
  --ok: #1f8f62;
  --ok-claro: #e6f6ef;
  --radio: 18px;
  --sombra: 0 1px 2px rgba(18, 38, 58, .06), 0 8px 24px rgba(18, 38, 58, .06);
  --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--tinta);
  background: var(--fondo);
}
img, svg { display: block; max-width: 100%; }
a { color: var(--azul-2); }
h1, h2, h3, h4 { line-height: 1.25; margin: 0; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--azul); color: #fff; padding: 8px 14px; border-radius: 10px; z-index: 100; }
.skip:focus { left: 12px; }
:focus-visible { outline: 3px solid var(--sol); outline-offset: 2px; border-radius: 6px; }

/* Iconos */
.ico { width: 1.15em; height: 1.15em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.ico-wa { fill: currentColor; stroke: none; }

/* Marca */
.wordmark {
  font-family: 'Comfortaa', 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 30px;
  letter-spacing: .5px;
  color: var(--azul);
  text-decoration: none;
  line-height: 1;
  display: inline-flex;
  align-items: flex-end;
}
.wm-i { position: relative; display: inline-block; }
.sun-dot {
  position: absolute;
  left: 50%;
  top: -.12em;
  width: .3em;
  height: .3em;
  transform: translateX(-50%);
  border-radius: 50%;
  background: var(--sol);
  box-shadow: 0 0 0 .07em rgba(245, 166, 35, .25);
}

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; border: 0;
  font: 600 16px/1.2 'Poppins', sans-serif; text-decoration: none; cursor: pointer;
  transition: background .2s, transform .15s;
}
.btn:active { transform: scale(.98); }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { background: var(--wa-osc); }
.btn-ghost { background: #fff; color: var(--azul); border: 1.5px solid var(--linea); }
.btn-sm { padding: 9px 16px; font-size: 14.5px; }
.btn-block { width: 100%; }

/* Encabezado */
header.site {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
header.site.scrolled { border-color: var(--linea); box-shadow: 0 4px 18px rgba(18, 38, 58, .06); }
.header-in { display: flex; align-items: center; gap: 20px; height: var(--header-h); }
nav.main { display: flex; gap: 4px; margin-left: auto; }
nav.main a {
  color: var(--tinta); text-decoration: none; font-size: 14.5px; font-weight: 500;
  padding: 8px 11px; border-radius: 10px;
}
nav.main a:hover { background: var(--azul-claro); color: var(--azul); }
nav.main a.active { color: var(--azul); background: var(--azul-claro); font-weight: 600; }
.menu-toggle {
  display: none; margin-left: auto; width: 44px; height: 44px; border: 0; border-radius: 12px;
  background: var(--azul-claro); color: var(--azul); font-size: 22px; cursor: pointer;
  align-items: center; justify-content: center;
}
.mobile-nav { display: none; }

.header-wa { margin-left: auto; }
@media (max-width: 960px) {
  nav.main { display: none; }
  .menu-toggle { display: inline-flex; }
  .mobile-nav {
    display: grid; gap: 2px; padding: 0 20px; max-height: 0; overflow: hidden;
    background: #fff; transition: max-height .3s ease, padding .3s ease;
  }
  .mobile-nav.open { max-height: 640px; padding: 8px 20px 20px; border-bottom: 1px solid var(--linea); }
  .mobile-nav a:not(.btn) { color: var(--tinta); text-decoration: none; padding: 12px 6px; border-bottom: 1px solid var(--linea); font-weight: 500; }
  .mobile-nav .btn { margin-top: 12px; }
}

/* Hero de indicaciones */
.ind-hero { background: linear-gradient(180deg, #fff 0%, var(--fondo) 100%); padding: 28px 0 36px; }
.crumbs { display: flex; gap: 8px; align-items: center; font-size: 14px; color: var(--gris); margin-bottom: 18px; }
.crumbs a { color: var(--gris); text-decoration: none; }
.crumbs a:hover { color: var(--azul); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: 13px; font-weight: 600; color: var(--sol); margin: 0 0 6px; }
.ind-hero h1 { font-size: clamp(28px, 5vw, 42px); color: var(--azul); font-weight: 700; margin-bottom: 12px; }
.lead { font-size: 17.5px; color: var(--gris); max-width: 720px; margin-bottom: 26px; }

.ind-index { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; }
.ind-index a {
  display: flex; align-items: center; gap: 12px; height: 100%;
  background: #fff; border: 1px solid var(--linea); border-radius: 14px; padding: 14px;
  color: var(--tinta); text-decoration: none; font-weight: 600; font-size: 15px; line-height: 1.3;
  transition: border-color .2s, box-shadow .2s, transform .2s;
}
.ind-index a:hover { border-color: var(--azul-2); box-shadow: var(--sombra); transform: translateY(-2px); }
.ind-index small { display: block; font-weight: 400; color: var(--gris); font-size: 13px; margin-top: 2px; }

.ind-ico {
  width: 44px; height: 44px; border-radius: 12px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--azul-claro); color: var(--azul); font-size: 22px;
}
.ind-ico.sun { background: var(--sol-claro); color: #c77a00; }

/* Lista de indicaciones */
.ind-wrap { padding-top: 8px; padding-bottom: 56px; }
.ind-list { display: grid; gap: 22px; }
.ind {
  background: #fff; border: 1px solid var(--linea); border-radius: var(--radio);
  box-shadow: var(--sombra); overflow: hidden;
}
.ind-head { display: flex; align-items: center; gap: 16px; padding: 24px 26px 0; }
.ind-head .ind-ico { width: 54px; height: 54px; font-size: 26px; border-radius: 15px; }
.ind-kicker { margin: 0 0 2px; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--gris); }
.ind-head h2 { font-size: clamp(21px, 3.4vw, 26px); color: var(--azul); }
.ind-body { padding: 18px 26px 6px; }
.ind-body h3 { font-size: 16px; margin-bottom: 10px; }
.ind-note {
  background: var(--sol-claro); border-left: 4px solid var(--sol);
  padding: 12px 16px; border-radius: 10px; font-size: 15.5px;
}
.ind-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; margin: 6px 0 18px; }
.ind-cols > div { background: var(--fondo); border-radius: 14px; padding: 16px 18px; }

.ind-no, .ind-check { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.ind-no li, .ind-check li { position: relative; padding-left: 30px; }
.ind-no li::before, .ind-check li::before {
  position: absolute; left: 0; top: .2em; width: 20px; height: 20px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; line-height: 1;
}
.ind-no li::before { content: '✕'; background: var(--rojo-claro); color: var(--rojo); }
.ind-check li::before { content: '✓'; background: var(--ok-claro); color: var(--ok); }

.ind-steps { list-style: none; counter-reset: paso; padding: 0; margin: 0 0 18px; display: grid; gap: 12px; }
.ind-steps li { counter-increment: paso; position: relative; padding-left: 46px; min-height: 32px; }
.ind-steps li::before {
  content: counter(paso); position: absolute; left: 0; top: 0;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--azul); color: #fff; font-weight: 700; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
}

/* Barra de ayuno */
.fast-bar { margin: 4px 0 18px; }
.fb-track { display: flex; height: 14px; border-radius: 999px; overflow: hidden; background: var(--linea); }
.fb-min { flex: 8; background: repeating-linear-gradient(45deg, #cfdbe6 0 6px, #dde6ee 6px 12px); }
.fb-ok { flex: 4; background: var(--ok); }
.fb-over { flex: 2; background: var(--rojo); opacity: .75; }
.fb-lbl { position: relative; height: 20px; font-size: 12.5px; color: var(--gris); margin-top: 4px; }
.fb-lbl span { position: absolute; transform: translateX(-50%); }
.fb-lbl span:nth-child(1) { left: 0; transform: none; }
.fb-lbl span:nth-child(2) { left: 57.14%; }
.fb-lbl span:nth-child(3) { left: 85.71%; }

/* Calculadora de ayuno */
.fast-calc {
  display: grid; gap: 10px; background: var(--azul-claro); border-radius: 14px;
  padding: 16px 18px; margin-bottom: 18px;
}
.fast-calc input {
  justify-self: start; font: 600 18px 'Poppins', sans-serif; color: var(--azul);
  padding: 8px 12px; border: 1.5px solid #b9d3ea; border-radius: 10px; background: #fff;
}
.fast-calc p { margin: 0; }

/* Esquema de chorro de orina */
.stream { display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 6px; margin: 0 0 18px; text-align: center; font-size: 13.5px; }
.st { padding: 12px 8px; border-radius: 10px; color: var(--gris); background: var(--fondo); }
.st b { display: block; font-size: 14.5px; color: var(--tinta); }
.st-b { background: var(--ok-claro); color: var(--ok); }
.st-b b { color: var(--ok); }

/* Consejos (ECG) */
.ind-tips { list-style: none; padding: 0; margin: 0 0 18px; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.ind-tips li { display: flex; gap: 14px; background: var(--fondo); border-radius: 14px; padding: 16px; }
.ind-tips p { margin: 0; font-size: 15px; color: var(--gris); }
.ind-tips h3 { margin-bottom: 4px; }
.tip-ico {
  width: 42px; height: 42px; flex: none; border-radius: 12px; background: #fff; color: var(--azul);
  display: inline-flex; align-items: center; justify-content: center; font-size: 21px;
}

/* Contenido pendiente */
.ind-pending { display: flex; gap: 12px; align-items: flex-start; border: 2px dashed var(--linea); border-radius: 14px; padding: 16px; color: var(--gris); margin-bottom: 18px; }
.ind-pending strong { display: block; color: var(--tinta); }

/* Acciones por sección */
.ind-actions { display: flex; flex-wrap: wrap; gap: 8px; padding: 14px 26px 22px; border-top: 1px solid var(--linea); margin-top: 6px; }
.chip-btn {
  display: inline-flex; align-items: center; gap: 7px; padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--linea); background: #fff; color: var(--tinta);
  font: 500 14px 'Poppins', sans-serif; text-decoration: none; cursor: pointer;
}
.chip-btn:hover { border-color: var(--azul-2); color: var(--azul); }
.chip-btn.wa { color: var(--wa-osc); }
.chip-btn.wa:hover { border-color: var(--wa); color: var(--wa-osc); }

/* Ayuda */
.ind-help {
  margin-top: 26px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px;
  background: var(--azul); color: #fff; border-radius: var(--radio); padding: 26px;
}
.ind-help h2 { font-size: 22px; margin-bottom: 4px; }
.ind-help p { margin: 0; opacity: .9; }

/* Animación de entrada */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

/* Pie */
footer.site { background: var(--tinta); color: #c9d6e2; padding: 44px 0; font-size: 15px; }
footer.site .wordmark { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1.2fr; gap: 32px; }
.footer-tag { color: var(--sol); font-weight: 600; margin: 8px 0 12px; }
.footer-simple { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
.footer-simple .footer-tag { margin-bottom: 0; }
footer.site h4 { color: #fff; font-size: 16px; margin-bottom: 12px; }
footer.site nav { display: grid; gap: 6px; }
footer.site nav a { color: #c9d6e2; text-decoration: none; }
footer.site nav a:hover { color: #fff; }
.f-link { display: flex; align-items: center; gap: 8px; color: #fff; text-decoration: none; margin-bottom: 10px; }
footer.site .btn { margin-top: 6px; }
.footer-note { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; border-top: 1px solid rgba(255, 255, 255, .12); margin-top: 32px; padding-top: 18px; font-size: 13.5px; }
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr; } }
@media (min-width: 761px) { footer.site { padding-bottom: 44px; } }

/* Barra fija en móvil */
.mobile-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: none; gap: 10px; padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, .96); border-top: 1px solid var(--linea);
  transform: translateY(110%); transition: transform .3s ease;
}
.mobile-bar .btn-wa { flex: 1; }
.mobile-bar .btn-ghost { width: 52px; padding: 0; }
.show-cta .mobile-bar { transform: none; }
@media (max-width: 760px) {
  .mobile-bar { display: flex; }
  .ind-head { padding: 20px 18px 0; }
  .ind-body { padding: 16px 18px 4px; }
  .ind-actions { padding: 12px 18px 18px; }
  .stream { grid-template-columns: 1fr; }
}

/* Aviso flotante */
.toast {
  position: fixed; left: 50%; bottom: 90px; z-index: 60; margin: 0;
  transform: translate(-50%, 20px); opacity: 0; pointer-events: none;
  background: var(--tinta); color: #fff; padding: 10px 18px; border-radius: 999px; font-size: 14.5px;
  transition: opacity .25s, transform .25s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* Impresión */
.print-only { display: none; }
@media print {
  @page { margin: 14mm; }
  body { background: #fff; font-size: 12pt; }
  header.site, .ind-hero, footer.site, .mobile-bar, .toast, .ind-actions, .ind-help, .fast-calc, .skip { display: none !important; }
  .print-only { display: block; margin-bottom: 14px; font-size: 10pt; color: var(--gris); }
  .print-only .wordmark { font-size: 24pt; margin-bottom: 6px; }
  .ind { box-shadow: none; border: 1px solid #ccc; break-inside: avoid; margin-bottom: 12px; }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .print-one .ind:not(.print-target) { display: none; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* Marca sin nombre: tamaño del logotipo en pantallas chicas */
@media (max-width: 420px) { header.site .wordmark { font-size: 25px; } }