/* ==========================================================================
   Dr. Luis Alfredo González Serrato — Cardiología
   ========================================================================== */

:root {
  --color-primary: #1E4E8C;
  --color-primary-dark: #12335C;
  --color-primary-light: #E7EFF9;
  --color-accent: #D64550;
  --color-accent-dark: #B5333D;

  --color-ink: #17222E;
  --color-body: #45566A;
  --color-line: #E1E7EF;
  --color-bg: #FFFFFF;
  --color-bg-soft: #F4F7FB;
  --color-white: #FFFFFF;
  --color-whatsapp: #25D366;
  --color-whatsapp-dark: #1AA851;
  --color-doctoralia: #00B3AC;
  --color-doctoralia-dark: #00897F;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 26px;

  --shadow-soft: 0 10px 28px rgba(18, 51, 92, 0.08);
  --shadow-hover: 0 16px 40px rgba(18, 51, 92, 0.14);

  --container: 1160px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-body);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  color: var(--color-ink);
}
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { color: var(--color-body); }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--color-primary); color: #fff;
  padding: 12px 20px; border-radius: var(--radius-sm); z-index: 999;
}
.skip-link:focus { left: 16px; top: 16px; }

.eyebrow {
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-primary); margin-bottom: 12px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px 26px; border-radius: 999px; font-weight: 600; font-size: 0.96rem;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  white-space: nowrap; cursor: pointer; border: none;
}
.btn--primary { background: var(--color-whatsapp); color: #fff; box-shadow: 0 8px 20px rgba(37,211,102,.28); }
.btn--primary:hover { background: var(--color-whatsapp-dark); transform: translateY(-2px); }
.btn--doctoralia { background: var(--color-doctoralia); color: #fff; box-shadow: 0 8px 20px rgba(0,179,172,.28); }
.btn--doctoralia:hover { background: var(--color-doctoralia-dark); transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--color-primary); border: 1.5px solid var(--color-primary); }
.btn--ghost:hover { background: var(--color-primary-light); }
.btn--white { background: #fff; color: var(--color-primary-dark); box-shadow: var(--shadow-soft); }
.btn--white:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn--small { padding: 10px 18px; font-size: .88rem; }
.btn--lg { padding: 16px 32px; font-size: 1.02rem; }

/* ---------- Navbar ---------- */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.navbar__inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 24px; }
.navbar__logo { display: flex; align-items: center; gap: 10px; }
.navbar__logo-mark img { display: block; width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.navbar__logo-text {
  display: flex; flex-direction: column; font-family: var(--font-display);
  font-weight: 600; font-size: 1.1rem; color: var(--color-ink); line-height: 1.1;
}
.navbar__logo-text small { font-family: var(--font-body); font-size: .68rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--color-primary); }
.navbar__nav { display: flex; gap: 18px; }
.navbar__nav a { font-weight: 500; font-size: .88rem; color: var(--color-body); position: relative; white-space: nowrap; }
.navbar__nav a::after { content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px; background: var(--color-accent); transition: width .25s ease; }
.navbar__nav a:hover::after { width: 100%; }
.navbar__actions { display: flex; align-items: center; gap: 14px; }
.navbar__toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; background: none; border: none; cursor: pointer; padding: 10px; min-width: 44px; min-height: 44px; }
.navbar__toggle span { width: 24px; height: 2px; background: var(--color-primary); border-radius: 2px; transition: transform .25s ease, opacity .25s ease; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 80px 0 90px; background: linear-gradient(180deg, var(--color-primary-light), var(--color-bg) 70%); }
.hero__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); margin-bottom: 16px; }
.hero__subtitle { font-size: 1.1rem; max-width: 520px; margin-bottom: 30px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }
.hero__badges { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.hero__badges li { display: flex; align-items: center; gap: 8px; font-size: .92rem; color: var(--color-ink); font-weight: 500; }
.hero__badges li::before { content: ''; flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--color-accent); }
.hero__badges li:first-child::before { display: none; }
.hero__stars { color: #E8A93B; letter-spacing: 1px; font-size: 1rem; }

.hero__card { background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-soft); }
.hero__card-label { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--color-primary); font-weight: 600; }
.hero__card-value { font-family: var(--font-display); font-size: 2.8rem; color: var(--color-primary-dark); line-height: 1; margin: 6px 0; }
.hero__card-sub { font-size: .92rem; }
.hero__card hr { border: none; border-top: 1px solid var(--color-line); margin: 22px 0; }
.hero__card-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.hero__card-list li { position: relative; padding-left: 26px; font-size: .92rem; color: var(--color-ink); font-weight: 500; }
.hero__card-list li::before { content: ''; position: absolute; left: 0; top: 7px; width: 12px; height: 8px; border-left: 2px solid var(--color-accent); border-bottom: 2px solid var(--color-accent); transform: rotate(-45deg); }

/* ---------- Section head ---------- */
.section-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.section-head__text { margin-top: 12px; font-size: 1.02rem; }

/* ---------- About ---------- */
.about { padding: 96px 0; }
.about__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 56px; align-items: start; }
.about__portrait-shape { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); }
.about__portrait-shape img { display: block; width: 100%; height: 100%; object-fit: cover; aspect-ratio: 1 / 1; }
.about__portrait-caption { text-align: center; font-size: .8rem; color: var(--color-body); margin-top: 12px; }
.about__copy > p { margin-bottom: 26px; max-width: 620px; }
.about__credentials { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-bottom: 24px; }
.cred h3 { font-size: 1.02rem; color: var(--color-primary); margin-bottom: 12px; }
.cred ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.cred li { position: relative; padding-left: 22px; font-size: .92rem; }
.cred li::before { content: ''; position: absolute; left: 0; top: 8px; width: 8px; height: 8px; border-radius: 50%; background: var(--color-primary-light); border: 2px solid var(--color-primary); }
.about__cedula { font-size: .84rem; color: var(--color-body); padding-top: 20px; border-top: 1px solid var(--color-line); }

/* ---------- Services ---------- */
.services { padding: 96px 0; background: var(--color-bg-soft); }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service { background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-md); padding: 24px 22px; transition: transform .25s ease, box-shadow .25s ease; }
.service:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.service__icon { margin-bottom: 12px; }
.service__icon svg { width: 34px; height: 34px; }
.service h3 { font-size: 1.08rem; margin-bottom: 6px; }
.service p { font-size: .9rem; }

/* ---------- Conditions ---------- */
.conditions { padding: 96px 0; }
.conditions__grid { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.conditions__grid li { background: #fff; border: 1px solid var(--color-line); border-left: 4px solid var(--color-accent); border-radius: var(--radius-sm); padding: 22px 24px; display: flex; flex-direction: column; gap: 6px; }
.conditions__name { font-family: var(--font-display); font-weight: 600; font-size: 1.08rem; color: var(--color-ink); }
.conditions__desc { font-size: .9rem; }
.conditions__more { border-left-color: var(--color-primary); background: var(--color-primary-light); }

/* ---------- Pricing ---------- */
.pricing { padding: 96px 0; background: var(--color-bg-soft); }
.pricing__card { max-width: 780px; margin: 0 auto; background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-soft); }
.pricing__row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 20px 28px; }
.pricing__row + .pricing__row { border-top: 1px solid var(--color-line); }
.pricing__row--featured { background: var(--color-primary-light); }
.pricing__row h3 { font-size: 1.02rem; margin-bottom: 2px; }
.pricing__row p { font-size: .86rem; }
.pricing__price { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; color: var(--color-primary-dark); white-space: nowrap; }
.pricing__cta { text-align: center; margin-top: 34px; }

/* ---------- Insurance ---------- */
.insurance { padding: 96px 0; }
.insurance__grid { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; max-width: 900px; margin: 0 auto; }
.insurance__grid li { background: #fff; border: 1px solid var(--color-line); border-radius: 999px; padding: 14px 28px; font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; color: var(--color-primary-dark); box-shadow: var(--shadow-soft); }

/* ---------- Venues ---------- */
.venues { padding: 96px 0; }
.venues__layout { display: grid; grid-template-columns: 1fr 1.1fr; gap: 36px; align-items: start; }
.venues__list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.venue { display: flex; flex-direction: column; gap: 4px; width: 100%; text-align: left; background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-md); padding: 18px 22px; cursor: pointer; transition: border-color .2s ease, box-shadow .2s ease; font-family: inherit; }
.venue:hover { border-color: var(--color-primary); }
.venue.is-active { border-color: var(--color-primary); border-left: 4px solid var(--color-accent); box-shadow: var(--shadow-soft); }
.venue--online { background: var(--color-primary-light); border-style: dashed; cursor: default; }
.venue__name { font-weight: 600; color: var(--color-ink); font-size: 1rem; }
.venue__addr { font-size: .88rem; color: var(--color-body); }
.venue__hours { font-size: .84rem; color: var(--color-body); }
.venue__tel { font-size: .84rem; color: var(--color-primary); font-weight: 600; }
.venues__map { width: 100%; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); aspect-ratio: 4/3.4; min-height: 380px; position: sticky; top: 90px; }
.venues__map iframe { width: 100%; height: 100%; border: 0; }

/* ---------- Why ---------- */
.why { padding: 96px 0; background: var(--color-primary-dark); }
.why .section-head h2, .why .eyebrow { color: #fff; }
.why .eyebrow { color: #9BC0EC; }
.why__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-bottom: 44px; }
.stat { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-md); padding: 28px 22px; text-align: center; }
.stat__value { display: block; font-family: var(--font-display); font-size: 2.6rem; color: #fff; line-height: 1; }
.stat__value span { color: #E8A93B; }
.stat__label { display: block; margin-top: 8px; font-size: .88rem; color: #C6D6EA; }
.why__points { list-style: none; max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.why__points li { position: relative; padding-left: 34px; color: #E5EEF8; font-size: 1rem; }
.why__points li::before { content: ''; position: absolute; left: 0; top: 5px; width: 14px; height: 9px; border-left: 2.5px solid var(--color-accent); border-bottom: 2.5px solid var(--color-accent); transform: rotate(-45deg); }

/* ---------- Testimonials ---------- */
.testimonials { padding: 96px 0; }
.testimonials__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.testimonial { background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius-md); padding: 30px; box-shadow: var(--shadow-soft); }
.testimonial__stars { color: #E8A93B; letter-spacing: 2px; font-size: 1rem; }
.testimonial p { color: var(--color-ink); font-size: 1.04rem; margin: 12px 0 16px; }
.testimonial footer { font-weight: 600; color: var(--color-primary); font-size: .9rem; }
.testimonials__note { text-align: center; margin-top: 26px; font-size: .84rem; color: var(--color-body); }

/* ---------- Final CTA ---------- */
.final-cta { padding: 84px 0; background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); text-align: center; }
.final-cta__inner h2 { color: #fff; margin-bottom: 14px; }
.final-cta__inner p { color: #CFE0F2; max-width: 520px; margin: 0 auto 30px; font-size: 1.06rem; }
.final-cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }

/* ---------- Footer ---------- */
.footer { background: var(--color-ink); color: #B7C4D2; padding: 56px 0 28px; }
.footer__inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; padding-bottom: 30px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer__col h3 { color: #fff; font-size: 1rem; margin-bottom: 14px; }
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; font-size: .9rem; }
.footer__col a { display: inline-block; padding: 3px 0; }
.footer__col a:hover { color: #fff; }
.footer__social { display: flex; gap: 12px; margin-top: 16px; }
.footer__social a { display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); color: #B7C4D2; transition: background .2s ease, color .2s ease; }
.footer__social a:hover { background: var(--color-primary); color: #fff; }
.footer__col--brand { display: flex; flex-direction: column; gap: 6px; }
.footer__logo { width: 100%; max-width: 280px; height: auto; border-radius: var(--radius-md); margin-bottom: 12px; }
.footer__name { font-family: var(--font-display); font-size: 1.2rem; color: #fff; }
.footer__role { color: #9BC0EC; font-weight: 500; }
.footer__cedula { font-size: .82rem; margin-top: 6px; }
.footer__copy { text-align: center; font-size: .82rem; padding: 22px 24px 0; color: #7E8FA1; }

/* ---------- WhatsApp float ---------- */
.whatsapp-float { position: fixed; bottom: 24px; right: 24px; width: 60px; height: 60px; background: var(--color-whatsapp); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 24px rgba(37,211,102,.45); z-index: 200; animation: pulse 2.4s infinite; }
.whatsapp-float:hover { transform: scale(1.08); }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(37,211,102,.45); } 70% { box-shadow: 0 0 0 14px rgba(37,211,102,0); } 100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); } }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .whatsapp-float { animation: none; } }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 960px) {
  .hero__grid, .about__grid, .venues__layout { grid-template-columns: 1fr; }
  .hero__card { max-width: 100%; }
  .about__grid { gap: 36px; }
  .about__portrait-shape { max-width: 300px; margin: 0 auto; }
  .services__grid { grid-template-columns: 1fr; }
  .conditions__grid { grid-template-columns: repeat(2, 1fr); }
  .why__grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials__grid { grid-template-columns: 1fr; }
  .venues__map { position: relative; top: 0; min-height: 320px; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .navbar__nav {
    position: absolute; top: 100%; left: 0; right: 0; background: #fff;
    flex-direction: column; gap: 0; padding: 8px 24px 16px;
    border-bottom: 1px solid var(--color-line);
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity .25s ease, transform .25s ease;
  }
  .navbar__nav a { padding: 13px 0; border-top: 1px solid var(--color-line); }
  .navbar__nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .navbar__toggle { display: flex; }
  .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); }
  .navbar__actions .btn--small { display: none; }

  .about__credentials { grid-template-columns: 1fr; gap: 22px; }
  .conditions__grid { grid-template-columns: 1fr; }
  .why__grid { grid-template-columns: 1fr 1fr; }
  .footer__inner { grid-template-columns: 1fr; gap: 26px; }

  .hero { padding: 40px 0 60px; }
  .about, .services, .conditions, .pricing, .venues, .why, .testimonials, .final-cta { padding: 60px 0; }

  .pricing__row { flex-direction: column; align-items: flex-start; gap: 6px; padding: 18px 20px; }
  .whatsapp-float { width: 54px; height: 54px; bottom: 18px; right: 18px; }
}