/* =========================================================
   PClínica — Clínica de PCs
   Design tokens: azul tecnológico + verde acción + monitor
   de diagnóstico como elemento de firma visual.
   ========================================================= */

:root {
  /* Colores base (definidos en el brief) */
  --primary: #2563EB;
  --primary-dark: #1D4ED8;
  --secondary: #10B981;
  --apple: #1D1D1F;
  --bg: #FFFFFF;
  --bg-soft: #F8FAFC;
  --text: #1E293B;
  --text-muted: #64748B;
  --whatsapp: #25D366;

  /* Acentos funcionales del "monitor de diagnóstico" (extienden la paleta, no la reemplazan) */
  --status-critical: #EF4444;
  --status-warning: #F59E0B;
  --status-healthy: var(--secondary);

  --border: #E2E8F0;

  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 24px 48px rgba(15, 23, 42, .12);

  --container-w: 1160px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, p, dl, dd, blockquote, figure { margin: 0; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font: inherit; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
  white-space: nowrap;
}
.btn--primary { background: var(--primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--primary); border: 1.5px solid var(--border); }
.btn--ghost:hover { border-color: var(--primary); background: #EFF6FF; }
.btn--outline { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
.btn--outline:hover { background: #EFF6FF; }
.btn--lg { padding: 15px 30px; font-size: 1rem; }
.btn--sm { padding: 9px 16px; font-size: 0.85rem; }
.btn--full { width: 100%; }

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(8px);
  transition: box-shadow .2s ease, background-color .2s ease;
}
.navbar.is-scrolled { box-shadow: var(--shadow-sm); background: rgba(255,255,255,.98); }
.navbar__inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.navbar__logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-weight: 500; font-size: 1.05rem; color: var(--text); }
.navbar__logo strong { font-weight: 800; color: var(--primary); }
.navbar__logo-icon { width: 26px; height: 26px; color: var(--primary); }

.navbar__links { display: flex; align-items: center; gap: 28px; }
.navbar__links a:not(.btn) { font-size: 0.92rem; font-weight: 500; color: var(--text-muted); transition: color .15s ease; }
.navbar__links a:not(.btn):hover { color: var(--primary); }
.navbar__cta { margin-left: 4px; }

.navbar__toggle { display: none; flex-direction: column; gap: 5px; width: 26px; }
.navbar__toggle span { display: block; height: 2px; background: var(--text); border-radius: 2px; transition: transform .25s ease, opacity .25s ease; }
.navbar__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.navbar__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 880px) {
  .navbar__toggle { display: flex; }
  .navbar__links {
    position: fixed;
    top: 68px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
  }
  .navbar__links.is-open { max-height: 480px; }
  .navbar__links a:not(.btn) { padding: 14px 20px; border-bottom: 1px solid var(--border); }
  .navbar__cta { margin: 14px 20px; }
}

/* ---------- Hero ---------- */
.hero { padding: 128px 0 80px; background: linear-gradient(180deg, #EFF6FF 0%, #FFFFFF 65%); overflow: hidden; }
.hero__inner { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }

.hero__badge { display: flex; flex-wrap: wrap; gap: 10px 16px; font-size: 0.82rem; font-weight: 600; color: var(--secondary); margin-bottom: 20px; }

.hero__title { font-family: var(--font-display); font-size: clamp(2.1rem, 4.4vw, 3.15rem); font-weight: 800; line-height: 1.12; letter-spacing: -0.02em; }
.hero__title-accent { color: var(--primary); }

.hero__subtitle { margin-top: 18px; font-size: 1.08rem; color: var(--text-muted); max-width: 46ch; }

.hero__apple-teaser { margin-top: 16px; display: inline-block; font-size: 0.85rem; font-weight: 600; color: var(--apple); background: #F1F1F3; padding: 7px 14px; border-radius: 999px; }

.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

.hero__stats { display: flex; gap: 32px; margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--border); }
.hero__stats dt { font-family: var(--font-mono); font-weight: 700; font-size: 1.4rem; color: var(--primary); }
.hero__stats dd { margin: 2px 0 0; font-size: 0.8rem; color: var(--text-muted); }

/* Monitor de diagnóstico — elemento de firma */
.monitor {
  background: #0F172A;
  border-radius: var(--radius-lg);
  padding: 26px;
  color: #E2E8F0;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.monitor::before {
  content: "";
  position: absolute; inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(37,99,235,.6), rgba(16,185,129,.3));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}
.monitor__head { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: .06em; color: #94A3B8; }
.monitor__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--status-critical); }
.monitor__dot--live { animation: pulse-dot 1.4s ease-in-out infinite; }
.monitor__label { flex: 1; }
.monitor__id { color: #64748B; }

.monitor__wave { width: 100%; height: 64px; margin: 18px 0; }
#ekgLine { filter: drop-shadow(0 0 4px rgba(16,185,129,.6)); }

.monitor__stats { display: flex; flex-direction: column; gap: 14px; padding: 16px 0; border-top: 1px solid rgba(255,255,255,.08); border-bottom: 1px solid rgba(255,255,255,.08); }
.monitor__stats li { display: flex; justify-content: space-between; align-items: baseline; font-size: 0.85rem; }
.monitor__stat-label { color: #94A3B8; }
.monitor__stat-value { font-family: var(--font-mono); font-weight: 700; color: #fff; }
.monitor__stat-value--status { color: var(--status-critical); transition: color .4s ease; }
.monitor__stat-value--status.is-healthy { color: var(--status-healthy); }

.monitor__footer { display: flex; align-items: center; gap: 8px; margin-top: 16px; font-size: 0.78rem; color: #64748B; }
.monitor__pulse-icon { color: var(--status-critical); animation: pulse-dot 1.4s ease-in-out infinite; }

@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero { padding-top: 108px; }
}

/* ---------- Secciones genéricas ---------- */
.section { padding: 88px 0; }
.section--soft { background: var(--bg-soft); }
.section__eyebrow { font-family: var(--font-mono); font-size: 0.78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--secondary); margin-bottom: 10px; }
.section__title { font-family: var(--font-display); font-size: clamp(1.7rem, 3.2vw, 2.3rem); font-weight: 800; letter-spacing: -0.01em; }
.section__subtitle { margin-top: 12px; color: var(--text-muted); max-width: 56ch; font-size: 1.02rem; }

/* ---------- Cards de servicios ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
.card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 28px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.card__icon { font-size: 1.9rem; }
.card h3 { margin-top: 14px; font-family: var(--font-display); font-size: 1.08rem; font-weight: 700; }
.card p { margin-top: 8px; color: var(--text-muted); font-size: 0.92rem; }

@media (max-width: 880px) { .cards-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cards-grid { grid-template-columns: 1fr; } }

/* ---------- Proceso ---------- */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 48px; position: relative; }
.process::before {
  content: "";
  position: absolute; top: 22px; left: 12.5%; right: 12.5%; height: 2px;
  background: repeating-linear-gradient(90deg, var(--border) 0 8px, transparent 8px 16px);
}
.process__step { position: relative; text-align: center; padding: 0 16px; }
.process__num { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; background: var(--primary); color: #fff; font-family: var(--font-mono); font-weight: 700; font-size: 0.95rem; position: relative; z-index: 1; }
.process__step h3 { margin-top: 18px; font-family: var(--font-display); font-weight: 700; font-size: 1.02rem; }
.process__step p { margin-top: 8px; color: var(--text-muted); font-size: 0.88rem; }

@media (max-width: 780px) {
  .process { grid-template-columns: 1fr; gap: 28px; }
  .process::before { display: none; }
  .process__step { text-align: left; display: flex; gap: 16px; align-items: flex-start; }
  .process__num { flex-shrink: 0; }
}

/* ---------- Precios ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; align-items: stretch; }
.price-card { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px 28px; display: flex; flex-direction: column; position: relative; }
.price-card h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; }
.price-card__amount { margin-top: 14px; font-family: var(--font-mono); }
.price-card__amount span { font-size: 1.9rem; font-weight: 700; color: var(--text); }
.price-card__amount small { font-size: 0.9rem; color: var(--text-muted); }
.price-card__list { margin-top: 22px; display: flex; flex-direction: column; gap: 11px; flex: 1; }
.price-card__list li { font-size: 0.9rem; color: var(--text-muted); padding-left: 22px; position: relative; }
.price-card__list li::before { content: "✓"; position: absolute; left: 0; color: var(--secondary); font-weight: 700; }
.price-card .btn { margin-top: 26px; }

.price-card--featured { border-color: var(--primary); box-shadow: var(--shadow-lg); transform: scale(1.03); }
.price-card__badge { position: absolute; top: -14px; left: 28px; background: var(--secondary); color: #fff; font-size: 0.75rem; font-weight: 700; padding: 5px 12px; border-radius: 999px; }

.pricing-note { margin-top: 28px; font-size: 0.85rem; color: var(--text-muted); text-align: center; }

@media (max-width: 880px) { .pricing-grid { grid-template-columns: 1fr; } .price-card--featured { transform: none; order: -1; } }

/* ---------- Sobre mí ---------- */
.about { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 52px; align-items: center; }
.about__photo img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); aspect-ratio: 4/5; object-fit: cover; }
.about__bio { margin-top: 18px; color: var(--text-muted); font-size: 1rem; }
.about__badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.about__badges span { font-size: 0.8rem; font-weight: 600; background: #EFF6FF; color: var(--primary); padding: 7px 14px; border-radius: 999px; }
.about__apple-teaser { margin-top: 18px; font-size: 0.85rem; font-weight: 600; color: var(--apple); }
.about__quote { margin-top: 22px; font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; font-style: italic; color: var(--text); border-left: 3px solid var(--secondary); padding-left: 16px; }

@media (max-width: 800px) { .about { grid-template-columns: 1fr; } .about__photo img { max-width: 320px; margin-inline: auto; } }

/* ---------- Testimonios ---------- */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 44px; }
.testimonial { background: var(--bg-soft); border-radius: var(--radius-md); padding: 26px; }
.testimonial__stars { color: var(--status-warning); letter-spacing: 2px; font-size: 0.95rem; }
.testimonial p { margin-top: 14px; font-size: 0.94rem; color: var(--text); }
.testimonial footer { display: flex; align-items: center; gap: 10px; margin-top: 20px; }
.testimonial footer img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.testimonial footer cite { font-style: normal; font-weight: 700; font-size: 0.88rem; display: block; }
.testimonial footer span { font-size: 0.78rem; color: var(--text-muted); }

@media (max-width: 880px) { .testimonials-grid { grid-template-columns: 1fr; } }

/* ---------- FAQ / Accordion ---------- */
.accordion { max-width: 780px; margin: 44px auto 0; display: flex; flex-direction: column; gap: 12px; }
.accordion__item { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.accordion__trigger { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 20px; text-align: left; font-weight: 600; font-size: 0.96rem; }
.accordion__icon { font-family: var(--font-mono); font-size: 1.2rem; color: var(--primary); transition: transform .25s ease; flex-shrink: 0; }
.accordion__trigger[aria-expanded="true"] .accordion__icon { transform: rotate(45deg); }
.accordion__panel { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.accordion__panel p { padding: 0 20px 18px; color: var(--text-muted); font-size: 0.92rem; }

/* ---------- Contacto ---------- */
.contact { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px; align-items: flex-start; }
.contact-form { margin-top: 32px; display: flex; flex-direction: column; gap: 18px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row--hp { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-row label { font-size: 0.85rem; font-weight: 600; color: var(--text); }
.form-row input, .form-row select, .form-row textarea {
  padding: 12px 14px; border: 1.5px solid var(--border); border-radius: var(--radius-sm); background: var(--bg); color: var(--text); transition: border-color .15s ease;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { border-color: var(--primary); }
.form-row.has-error input, .form-row.has-error select, .form-row.has-error textarea { border-color: var(--status-critical); }
.form-error { font-size: 0.78rem; color: var(--status-critical); min-height: 1em; }
.contact-form__success { margin-top: 6px; padding: 14px; background: #ECFDF5; color: #065F46; border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 600; }

.whatsapp-cta { display: flex; align-items: center; gap: 14px; background: var(--whatsapp); color: #fff; padding: 18px 22px; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); transition: transform .15s ease; }
.whatsapp-cta:hover { transform: translateY(-2px); }
.whatsapp-cta svg { width: 30px; height: 30px; flex-shrink: 0; }
.whatsapp-cta strong { display: block; font-size: 1.02rem; }
.whatsapp-cta span { font-size: 0.82rem; opacity: .9; }

.contact-details { margin-top: 24px; display: flex; flex-direction: column; gap: 16px; }
.contact-details li strong { display: block; font-size: 0.78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); margin-bottom: 3px; }
.contact-details li a, .contact-details li span { font-size: 0.95rem; }
.contact-details li a:hover { color: var(--primary); }

.contact-highlight { margin-top: 22px; background: #EFF6FF; color: var(--primary-dark); font-weight: 700; font-size: 0.92rem; padding: 12px 16px; border-radius: var(--radius-sm); text-align: center; }

.map-embed { margin-top: 24px; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); }
.map-embed iframe { width: 100%; height: 220px; border: 0; display: block; }

@media (max-width: 880px) { .contact { grid-template-columns: 1fr; } .section__title + form { margin-top: 24px; } }

/* ---------- Footer ---------- */
.footer { background: #0F172A; color: #94A3B8; padding: 56px 0 0; }
.footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer__logo { font-family: var(--font-display); font-size: 1.15rem; color: #fff; }
.footer__logo strong { color: var(--secondary); font-weight: 800; }
.footer__brand p { margin-top: 10px; font-size: 0.88rem; max-width: 32ch; }
.footer__links { display: flex; flex-wrap: wrap; gap: 16px 24px; align-content: flex-start; }
.footer__links a { font-size: 0.88rem; }
.footer__links a:hover { color: #fff; }
.footer__social { display: flex; gap: 12px; align-content: flex-start; height: fit-content; }
.footer__social a { width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,.15); display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 700; }
.footer__social a:hover { border-color: var(--secondary); color: #fff; }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding: 24px 20px; font-size: 0.8rem; }

/* ---------- Flotantes ---------- */
.floating-whatsapp {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  width: 58px; height: 58px; border-radius: 50%; background: var(--whatsapp); color: #fff;
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-lg);
  animation: pulse-ring 2.4s ease-in-out infinite;
}
.floating-whatsapp svg { width: 30px; height: 30px; }
@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,.5), var(--shadow-lg); }
  70% { box-shadow: 0 0 0 14px rgba(37,211,102,0), var(--shadow-lg); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0), var(--shadow-lg); }
}

.back-to-top {
  position: fixed; right: 22px; bottom: 92px; z-index: 90;
  width: 42px; height: 42px; border-radius: 50%; background: #fff; color: var(--primary);
  border: 1px solid var(--border); box-shadow: var(--shadow-md); font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center; transition: transform .15s ease;
}
.back-to-top:hover { transform: translateY(-3px); }

/* ---------- Scroll reveal ---------- */
/* Visible por defecto a propósito: si JavaScript no carga o falla por
   cualquier motivo, el contenido debe verse igual, solo sin la animación.
   JS agrega "reveal-pending" únicamente cuando confirma que también
   podrá quitarla (ver js/main.js) — nunca al revés. */
.reveal { transition: opacity .6s ease, transform .6s ease; }
.reveal.reveal-pending { opacity: 0; transform: translateY(18px); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Páginas legales simples ---------- */
.legal { padding: 140px 0 90px; max-width: 760px; margin-inline: auto; }
.legal h1 { font-family: var(--font-display); font-size: 2rem; font-weight: 800; }
.legal h2 { margin-top: 32px; font-family: var(--font-display); font-size: 1.2rem; }
.legal p, .legal li { color: var(--text-muted); margin-top: 12px; }
.legal__back { margin-top: 32px; }
.legal a { color: var(--primary); }