/* ==========================================================================
   SaludIntegral360 — Design tokens
   Paleta: Ink Teal / Paper Sage / Brand Teal / Seal Gold
   Tipografía: Newsreader (display) + Inter (texto) + IBM Plex Mono (datos)
   ========================================================================== */

:root {
  --ink: #123832;
  --ink-soft: #3B584F;
  --paper: #F5F7F3;
  --paper-alt: #EAF0EA;
  --white: #FFFFFF;

  --teal: #0E6B5C;
  --teal-deep: #0A4A40;
  --teal-tint: #E4F0EC;

  --gold: #D6A24C;
  --gold-deep: #B8842E;
  --gold-tint: #FBF1DF;

  --line: rgba(18, 56, 50, 0.14);
  --line-soft: rgba(18, 56, 50, 0.08);
  --shadow-card: 0 20px 40px -24px rgba(10, 35, 30, 0.35);
  --shadow-soft: 0 12px 28px -20px rgba(10, 35, 30, 0.25);

  --font-display: "Newsreader", "Iowan Old Style", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;

  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --container-w: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--teal-deep);
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 4vw, 3.4rem); font-weight: 600; }
h2 { font-size: clamp(1.7rem, 2.6vw, 2.35rem); font-weight: 600; }
h3 { font-size: 1.2rem; font-weight: 600; }

em, .accent-italic {
  font-style: italic;
  color: var(--teal);
}

p { margin: 0 0 1em; color: var(--ink-soft); }

.lead { font-size: 1.15rem; color: var(--ink-soft); max-width: 46ch; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--gold-deep);
  display: inline-block;
}

/* ---------------------------------------------------------------------- */
/* Buttons                                                                 */
/* ---------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease, border-color .18s ease;
}
.btn:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

.btn-cta {
  background: var(--gold);
  color: var(--teal-deep);
  box-shadow: var(--shadow-soft);
}
.btn-cta:hover { background: var(--gold-deep); color: var(--white); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: var(--paper);
  border-color: rgba(245, 247, 243, 0.55);
}
.btn-outline:hover { background: rgba(245, 247, 243, 0.12); border-color: var(--paper); }

.btn-outline-blue {
  background: transparent;
  color: var(--teal-deep);
  border-color: var(--teal);
}
.btn-outline-blue:hover { background: var(--teal); color: var(--white); }

/* ---------------------------------------------------------------------- */
/* Header / Nav                                                            */
/* ---------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 247, 243, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--teal-deep);
  letter-spacing: -0.01em;
}
.logo span {
  font-style: italic;
  color: var(--teal);
}

.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 30px;
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--teal-deep); }

.main-nav a.nav-cta {
  background: var(--teal-deep);
  color: var(--white) !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
}
.main-nav a.nav-cta:hover { background: var(--gold-deep); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--teal-deep);
  width: 30px;
  height: 24px;
  cursor: pointer;
  padding: 0;
}

@media (max-width: 860px) {
  .main-nav { display: none; }
  .main-nav.is-open {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-soft);
  }
  .main-nav.is-open ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 10px 28px 22px;
  }
  .main-nav.is-open a { display: block; padding: 10px 0; width: 100%; }
  .main-nav.is-open a.nav-cta { margin-top: 8px; text-align: center; }
  .site-header { position: sticky; }
  .site-header .container { position: relative; }
  .nav-toggle { display: block; }
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */

.hero {
  background: linear-gradient(180deg, var(--teal-deep) 0%, var(--teal) 100%);
  color: var(--paper);
  padding: 96px 0 108px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 12% 20%, rgba(255,255,255,0.06), transparent 40%),
    radial-gradient(circle at 92% 82%, rgba(214,162,76,0.14), transparent 45%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  position: relative;
}

.hero-text .eyebrow { color: var(--gold); }
.hero-text .eyebrow::before { background: var(--paper); opacity: 0.5; }

.hero h1 { color: var(--white); }
.hero .lead { color: rgba(245,247,243,0.82); }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 30px 0 34px;
}

.hero-badges {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.hero-badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: rgba(245,247,243,0.75);
  display: flex;
  align-items: center;
  gap: 7px;
}
.hero-badge svg { width: 14px; height: 14px; color: var(--gold); flex-shrink: 0; }

/* Signature element: stacked "carnet" comparison cards ------------------- */

.card-stack {
  position: relative;
  height: 420px;
}

.plan-card {
  position: absolute;
  width: 265px;
  padding: 22px 22px 24px;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--line-soft);
}

.plan-card .tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.plan-card .plan-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--teal-deep);
  margin: 6px 0 12px;
}

.plan-card .price {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--ink);
}
.plan-card .price span { font-size: 0.7rem; color: var(--ink-soft); }

.plan-card ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.plan-card li { display: flex; gap: 8px; margin-bottom: 6px; }
.plan-card li::before { content: "✓"; color: var(--teal); font-weight: 700; }

.plan-card.back {
  top: 0;
  left: 10px;
  transform: rotate(-9deg);
  opacity: 0.72;
  animation: cardFallBack 0.75s cubic-bezier(0.22, 0.9, 0.32, 1.1) 0.1s both;
}

.plan-card.front {
  bottom: 0;
  right: 4px;
  transform: rotate(6deg);
  opacity: 0.85;
  animation: cardFallFront 0.75s cubic-bezier(0.22, 0.9, 0.32, 1.1) 0.62s both;
}

.plan-card.main {
  top: 88px;
  left: 46px;
  transform: rotate(-2deg);
  z-index: 3;
  border: 1.5px solid var(--gold);
  animation: cardFallMain 0.75s cubic-bezier(0.22, 0.9, 0.32, 1.1) 0.36s both;
}

@keyframes cardFallBack {
  0% { opacity: 0; transform: translateY(-150px) rotate(-9deg) scale(0.92); }
  70% { opacity: 0.72; }
  100% { opacity: 0.72; transform: translateY(0) rotate(-9deg) scale(1); }
}

@keyframes cardFallMain {
  0% { opacity: 0; transform: translateY(-170px) rotate(-2deg) scale(0.92); }
  70% { opacity: 1; }
  100% { opacity: 1; transform: translateY(0) rotate(-2deg) scale(1); }
}

@keyframes cardFallFront {
  0% { opacity: 0; transform: translateY(-150px) rotate(6deg) scale(0.92); }
  70% { opacity: 0.85; }
  100% { opacity: 0.85; transform: translateY(0) rotate(6deg) scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .plan-card.back, .plan-card.main, .plan-card.front {
    animation: none;
  }
}

.plan-card.main .ribbon {
  position: absolute;
  top: -12px;
  right: 18px;
  background: var(--gold);
  color: var(--teal-deep);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.06em;
  padding: 5px 12px;
  border-radius: 999px;
  text-transform: uppercase;
  box-shadow: 0 6px 14px -6px rgba(0,0,0,0.35);
}

/* ---------------------------------------------------------------------- */
/* Sections                                                                */
/* ---------------------------------------------------------------------- */

.section { padding: 92px 0; }
.section-alt { background: var(--paper-alt); }

.section-title { max-width: 640px; margin: 0 0 48px; }
.section-title.center { margin-left: auto; margin-right: auto; text-align: center; }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.card {
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  padding: 32px 28px;
}

.card .icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--teal-tint);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.card .icon svg { width: 22px; height: 22px; }

.grid-2 .card {
  padding: 38px 34px;
  display: flex;
  flex-direction: column;
}
.grid-2 .card .btn { margin-top: auto; align-self: flex-start; }

/* Steps ------------------------------------------------------------------ */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  position: relative;
}

.step {
  position: relative;
  padding: 0 24px;
  border-left: 1px solid var(--line);
}
.step:first-child { border-left: none; padding-left: 0; }

.step-number {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gold-deep);
  background: var(--gold-tint);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

/* Quick quote strip -------------------------------------------------------*/

.form-box {
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: 46px 46px;
  box-shadow: var(--shadow-soft);
}

/* FAQ ---------------------------------------------------------------------*/

.faq-list { max-width: 780px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}
.faq-item:first-child { border-top: 1px solid var(--line); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  padding: 0;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--teal-deep);
}

.faq-question .plusminus {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  color: var(--teal);
  transition: transform 0.2s ease;
}

.faq-item[open] .plusminus { transform: rotate(45deg); }

.faq-answer { margin-top: 14px; padding-right: 40px; }

/* Testimonials -------------------------------------------------------------*/

.testimonial {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  border: 1px solid var(--line-soft);
  position: relative;
}
.testimonial::before {
  content: "\201C";
  font-family: var(--font-display);
  font-style: italic;
  font-size: 3.4rem;
  color: var(--gold);
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}
.testimonial p:first-of-type {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
}
.testimonial .autor {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--teal);
  margin: 0;
}

/* Final CTA -----------------------------------------------------------------*/

.cta-final {
  background: var(--teal-deep);
  color: var(--paper);
  text-align: center;
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: "";
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  border: 1px solid rgba(214,162,76,0.25);
  top: -240px;
  left: 50%;
  transform: translateX(-50%);
}
.cta-final h2 { color: var(--white); }
.cta-final p { color: rgba(245,247,243,0.78); max-width: 46ch; margin-left: auto; margin-right: auto; }
.cta-final .btn-cta { margin-top: 10px; }

/* Benefits split (imagen + lista) ---------------------------------------- */

.benefits-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: center;
}

.benefits-image { position: relative; }
.benefits-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  width: 100%;
  height: 460px;
  object-fit: cover;
}

.floating-tag {
  position: absolute;
  left: -18px;
  bottom: 28px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow-soft);
  border-radius: 999px;
  padding: 12px 20px 12px 16px;
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--teal-deep);
  font-weight: 500;
  max-width: 250px;
}
.floating-tag svg { width: 16px; height: 16px; color: var(--teal); flex-shrink: 0; }

.benefits-content .section-title,
.benefits-content .eyebrow { margin-bottom: 12px; }
.benefits-content h2 { margin-bottom: 10px; }
.benefits-content > .lead { margin-bottom: 34px; }

.benefit-row {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 18px 0;
  border-top: 1px solid var(--line-soft);
}
.benefit-row:first-of-type { border-top: none; padding-top: 0; }
.benefit-row .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--teal-tint);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.benefit-row .icon svg { width: 21px; height: 21px; }
.benefit-row h3 { margin-bottom: 4px; font-size: 1.08rem; }
.benefit-row p { margin: 0; }

/* Cards con foto (grid-2) --------------------------------------------------*/

.card-photo {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card-photo:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
}
.card-thumb { height: 190px; overflow: hidden; }
.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.card-photo:hover .card-thumb img { transform: scale(1.06); }
.card-body { padding: 30px 32px 34px; display: flex; flex-direction: column; }
.card-body .btn { margin-top: auto; align-self: flex-start; }

/* Card genérico con hover suave -------------------------------------------*/

.card { transition: transform 0.22s ease, box-shadow 0.22s ease; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); }

/* Steps: línea conectora ---------------------------------------------------*/

.steps { position: relative; }
.steps::before {
  content: "";
  position: absolute;
  top: 17px;
  left: 8.5%;
  right: 8.5%;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
  z-index: 0;
}
.step { background: transparent; }
.step-number { position: relative; z-index: 1; box-shadow: 0 0 0 6px var(--paper); }
.section-alt .step-number { box-shadow: 0 0 0 6px var(--paper-alt); }

/* Testimonios: avatar -------------------------------------------------------*/

.testimonial { padding-top: 28px; }
.avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--teal-tint);
  color: var(--teal-deep);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

/* CTA final con imagen ------------------------------------------------------*/

.cta-final { background-size: cover; background-position: center; }

/* ---------------------------------------------------------------------- */
/* Scroll reveal animations                                                */
/* ---------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: var(--delay, 0s);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------------------------------------------------------------------- */
/* Responsive — beneficios / tarjetas con foto                             */
/* ---------------------------------------------------------------------- */

@media (max-width: 980px) {
  .benefits-layout { grid-template-columns: 1fr; gap: 40px; }
  .benefits-image img { height: 320px; }
  .floating-tag { left: 16px; bottom: -18px; }
}

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */

@media (max-width: 980px) {
  .hero .container { grid-template-columns: 1fr; }
  .card-stack { height: 340px; margin-top: 20px; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 34px; }
  .step { border-left: none; padding-left: 0; }
  .form-box { padding: 32px 24px; }
}

@media (max-width: 560px) {
  .section { padding: 64px 0; }
  .hero { padding: 72px 0 84px; }
  .plan-card { width: 220px; padding: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .faq-question .plusminus { transition: none; }
}

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */

.site-footer {
  background: linear-gradient(160deg, #1A1A1A 0%, #000000 100%);
  color: #FFFFFF;
  padding: 64px 0 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 34px;
  align-items: start;
}

.site-footer h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: #FFFFFF;
  margin: 0 0 14px;
}

.site-footer p {
  color: rgba(255, 255, 255, 0.75);
  margin: 0;
  max-width: 42ch;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer li {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 9px;
  font-size: 0.94rem;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.15s ease;
}

.site-footer a:hover {
  color: var(--gold);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  margin-top: 42px;
  padding-top: 20px;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
  line-height: 1.5;
}

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  box-shadow: 0 16px 32px -18px rgba(0, 0, 0, 0.5);
  z-index: 80;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 20px 36px -18px rgba(0, 0, 0, 0.58);
}

@media (max-width: 980px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .site-footer {
    padding: 48px 0 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 54px;
    height: 54px;
  }
}