/* ==========================================================================
   TOKENS
   ========================================================================== */
:root {
  --bg: #FAFBFC;
  --surface: #FFFFFF;
  --ink: #12232E;
  --ink-soft: #4A5A63;
  --primary: #1B4965;
  --primary-soft: #4A7C96;
  --accent: #7FB3B8;
  --line: #DCE4E9;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --max-width: 1100px;
  --space-section: clamp(64px, 10vw, 128px);
  --radius: 6px;
}

@media (prefers-color-scheme: dark) {
  /* Intencionalmente no ofrecemos dark mode automático: un consultorio de
     salud necesita legibilidad consistente y control total de contraste. */
}

/* ==========================================================================
   RESET MÍNIMO
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 500; margin: 0; }
p { margin: 0; }

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

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-soft);
  display: block;
  margin-bottom: 12px;
}

/* Foco visible para accesibilidad de teclado */
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

/* ==========================================================================
   HEADER / NAV
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 251, 252, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.site-logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--primary);
}
.main-nav ul {
  display: flex;
  gap: 32px;
  align-items: center;
}
.main-nav a {
  font-size: 0.9rem;
  color: var(--ink-soft);
  transition: color 0.15s ease;
}
.main-nav a:hover { color: var(--primary); }
.nav-cta {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 0.85rem !important;
}
.nav-cta:hover { background: var(--primary-soft); }
.nav-toggle { display: none; }

@media (max-width: 780px) {
  .main-nav ul { position: fixed; inset: 72px 0 0 0; background: var(--surface);
    flex-direction: column; padding: 32px 24px; gap: 24px; transform: translateX(100%);
    transition: transform 0.25s ease; }
  .main-nav.is-open ul { transform: translateX(0); }
  .nav-toggle { display: block; background: none; border: none; cursor: pointer; }
}

/* ==========================================================================
   BREATHING LINE — elemento de firma
   ========================================================================== */
.breathing-divider {
  width: 100%;
  height: 60px;
  display: block;
  overflow: hidden;
}
.breathing-divider svg { width: 100%; height: 100%; }
.breathing-divider path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-dasharray: 6 10;
  animation: breathe 6s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { stroke-dashoffset: 0; opacity: 0.5; }
  50% { stroke-dashoffset: 32; opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .breathing-divider path { animation: none; opacity: 0.7; }
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  padding: calc(var(--space-section) * 0.7) 0 var(--space-section);
}
.hero .container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; align-items: center; }
.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1.15;
  color: var(--primary);
  margin-bottom: 20px;
}
.hero p.lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 42ch;
  margin-bottom: 32px;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.15s ease;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-soft); }
.btn-outline { border: 1px solid var(--line); color: var(--ink); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

.hero-visual {
  aspect-ratio: 4/5;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-align: center;
  padding: 24px;
}

@media (max-width: 780px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; aspect-ratio: 16/10; }
}

/* ==========================================================================
   SECCIONES GENERALES
   ========================================================================== */
section { padding: var(--space-section) 0; }
.section-head { max-width: 60ch; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); color: var(--primary); }
.section-head p { color: var(--ink-soft); margin-top: 12px; }

/* Sobre mí */
.about .container { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; align-items: start; }
.about-photo {
  aspect-ratio: 1;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.about-text p { color: var(--ink-soft); margin-bottom: 16px; }
@media (max-width: 780px) { .about .container { grid-template-columns: 1fr; } }

/* Servicios */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.service-card .duration {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary-soft);
  display: block;
  margin-bottom: 16px;
}
.service-card h3 { font-size: 1.15rem; color: var(--ink); margin-bottom: 10px; }
.service-card p { color: var(--ink-soft); font-size: 0.92rem; }

/* Cómo reservar — proceso real, la numeración acá sí tiene sentido */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step { position: relative; padding-left: 44px; }
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute; left: 0; top: 0;
  width: 30px; height: 30px;
  border: 1px solid var(--primary);
  border-radius: 50%;
  color: var(--primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
}
.step h3 { font-size: 1rem; margin-bottom: 8px; }
.step p { color: var(--ink-soft); font-size: 0.9rem; }
@media (max-width: 780px) { .steps { grid-template-columns: 1fr; } }

/* FAQ con <details> nativo — cero JS */
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item summary {
  cursor: pointer;
  padding: 20px 0;
  font-weight: 500;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--font-mono);
  color: var(--primary);
  font-size: 1.2rem;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item p { padding: 0 0 20px; color: var(--ink-soft); max-width: 65ch; }

/* Ubicación */
.location .container { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.map-embed { aspect-ratio: 4/3; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); }
.map-embed iframe { width: 100%; height: 100%; border: 0; }
@media (max-width: 780px) { .location .container { grid-template-columns: 1fr; } }

/* Footer */
.site-footer {
  background: var(--primary);
  color: #fff;
  padding: 48px 0;
}
.site-footer .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.site-footer a { color: #fff; opacity: 0.85; }
.site-footer a:hover { opacity: 1; }
.site-footer .fine-print { font-size: 0.8rem; opacity: 0.7; width: 100%; margin-top: 24px; }

/* ==========================================================================
   CALENDARIO DE TURNOS
   ========================================================================== */
.booking-banner {
  padding: 16px 20px;
  border-radius: var(--radius);
  font-size: 0.92rem;
  margin-bottom: 24px;
}
.booking-banner-success { background: #E3F3E9; color: #1E5631; }
.booking-banner-pending { background: #FFF4DE; color: #8A5A00; }
.booking-banner-error   { background: #FCE8E6; color: #8A2A22; }

.calendar-widget {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 48px;
}
.calendar-panel { background: var(--surface); padding: 32px; }

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.calendar-month-label {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--primary);
  text-transform: capitalize;
}
.calendar-nav {
  width: 32px; height: 32px;
  border: 1px solid var(--line);
  background: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  color: var(--primary);
  line-height: 1;
}
.calendar-nav:hover { border-color: var(--primary); }

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-soft);
  text-align: center;
  margin-bottom: 8px;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.calendar-cell {
  aspect-ratio: 1;
  border: none;
  background: none;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.15s ease, color 0.15s ease;
}
.calendar-cell.is-empty { cursor: default; }
.calendar-cell:not(.is-disabled):not(.is-empty):hover { background: var(--bg); border: 1px solid var(--accent); }
.calendar-cell.is-disabled { color: var(--line); cursor: not-allowed; }
.calendar-cell.is-selected { background: var(--primary); color: #fff; }

.calendar-note {
  margin-top: 20px;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--ink-soft);
}

.calendar-slots-title { font-size: 1rem; margin-bottom: 16px; color: var(--ink); }
.calendar-empty { color: var(--ink-soft); font-size: 0.9rem; }

.calendar-slots-list { display: flex; flex-wrap: wrap; gap: 10px; }
.slot-pill {
  border: 1px solid var(--line);
  background: none;
  border-radius: 999px;
  padding: 8px 18px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.15s ease;
}
.slot-pill:hover { border-color: var(--primary); color: var(--primary); }
.slot-pill.is-selected { background: var(--primary); border-color: var(--primary); color: #fff; }

.calendar-confirm { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line); }
.calendar-confirm-text { color: var(--ink-soft); margin-bottom: 16px; font-size: 0.92rem; }

.calendar-field { margin-bottom: 14px; }
.calendar-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-soft);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.calendar-field input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--ink);
  background: var(--bg);
}
.calendar-field input:focus {
  outline: none;
  border-color: var(--primary);
}
.calendar-error {
  color: #B3261E;
  font-size: 0.85rem;
  margin-bottom: 14px;
}

.calendar-success { margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line); }
.calendar-success-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  background: var(--accent); color: #fff;
  border-radius: 50%;
  font-size: 0.9rem;
  margin-bottom: 12px;
}
.calendar-success-text { color: var(--ink-soft); font-size: 0.92rem; margin-bottom: 16px; }

@media (max-width: 780px) {
  .calendar-widget { grid-template-columns: 1fr; }
}

/* Botón flotante de WhatsApp */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  z-index: 999;
  transition: transform 0.15s ease;
}
.whatsapp-float:hover { transform: scale(1.06); }