/* ═══════════════════════════════════════════════════════════════
   Smile Atelier — hoja de estilos
   Paleta del manual de marca:
   azul #002980 · dorado #DBB44F · gris #88878B
   ═══════════════════════════════════════════════════════════════ */
:root {
  --azul: #002980;
  --azul-oscuro: #001a54;
  --dorado: #dbb44f;
  --dorado-suave: #e9cf8d;
  --gris: #88878b;
  --crema: #faf8f4;
  --blanco: #ffffff;
  --tinta: #1d2333;
  --font-display: "Marcellus", "Times New Roman", serif;
  --font-body: "Jost", "Helvetica Neue", Arial, sans-serif;
  --radius: 14px;
  --shadow: 0 12px 40px rgba(0, 41, 128, 0.10);
  --container: 1160px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--tinta);
  background: var(--crema);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ── tipografía de secciones ─────────────────────────────── */
.eyebrow {
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--dorado);
  font-weight: 500;
  margin-bottom: 14px;
}
.eyebrow.center { text-align: center; }
.eyebrow.light { color: var(--dorado-suave); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 400;
  color: var(--azul);
  text-align: center;
  line-height: 1.15;
  margin-bottom: 18px;
}
.section-title.left { text-align: left; }
.section-title.light { color: var(--blanco); }

.section-lead {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
  color: var(--gris);
  font-size: 1.06rem;
}
.section-lead.light { color: rgba(255, 255, 255, 0.85); }

/* ── botones ─────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.97rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: 2px solid transparent;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--azul);
  color: var(--blanco);
  box-shadow: 0 8px 24px rgba(0, 41, 128, 0.28);
}
.btn-primary:hover { background: var(--azul-oscuro); }
.btn-ghost {
  border-color: rgba(0, 41, 128, 0.25);
  color: var(--azul);
  background: transparent;
}
.btn-ghost:hover { border-color: var(--azul); }
.btn-gold {
  background: var(--dorado);
  color: var(--azul-oscuro);
  box-shadow: 0 8px 24px rgba(219, 180, 79, 0.35);
}
.btn-gold:hover { background: var(--dorado-suave); }
.btn-lg { padding: 17px 42px; font-size: 1.05rem; }

/* ═════════════════════ ENCABEZADO ═════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 244, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 41, 128, 0.08);
  transition: box-shadow 0.25s ease;
}
.site-header.scrolled { box-shadow: 0 4px 24px rgba(0, 41, 128, 0.08); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
}
.brand-logo { width: 112px; height: auto; padding-block: 6px; }

.nav-menu {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
}
.nav-menu a {
  text-decoration: none;
  color: var(--tinta);
  font-weight: 400;
  font-size: 0.96rem;
  letter-spacing: 0.02em;
}
.nav-menu a:hover { color: var(--azul); }
.nav-menu .nav-cta {
  background: var(--azul);
  color: var(--blanco);
  padding: 10px 24px;
  border-radius: 999px;
  font-weight: 500;
}
.nav-menu .nav-cta:hover { background: var(--azul-oscuro); color: var(--blanco); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--azul);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* ═════════════════════ HERO ═════════════════════ */
.hero {
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(219, 180, 79, 0.14), transparent 60%),
    linear-gradient(180deg, var(--crema) 0%, #f3efe7 100%);
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  padding-block: 84px;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 5.4vw, 4.1rem);
  line-height: 1.08;
  color: var(--azul);
  margin-bottom: 22px;
}
.hero h1 em {
  font-style: normal;
  color: var(--dorado);
}
.hero-sub {
  font-size: 1.12rem;
  color: var(--gris);
  max-width: 480px;
  margin-bottom: 34px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  list-style: none;
  color: var(--azul);
  font-size: 0.88rem;
  font-weight: 400;
  letter-spacing: 0.02em;
}
.hero-badges li { display: flex; align-items: center; gap: 8px; }
.hero-badges li::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--dorado);
  flex: none;
}

.hero-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transform: rotate(0.5deg);
}
.hero-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.hero-caption {
  position: absolute;
  bottom: 12px;
  right: 14px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(0, 26, 84, 0.45);
  padding: 5px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}

/* ═════════════════ FRANJA DE CONFIANZA ═════════════════ */
.trust-strip {
  background: var(--azul);
  color: var(--blanco);
}
.trust-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-block: 30px;
  text-align: center;
}
.trust-item strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.08rem;
  color: var(--dorado-suave);
  margin-bottom: 2px;
}
.trust-item span { font-size: 0.86rem; color: rgba(255, 255, 255, 0.75); }

/* ═════════════════════ SERVICIOS ═════════════════════ */
.services { padding-block: 96px; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.service-card {
  background: var(--blanco);
  border: 1px solid rgba(0, 41, 128, 0.07);
  border-radius: var(--radius);
  padding: 34px 30px;
  box-shadow: 0 4px 18px rgba(0, 41, 128, 0.05);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}
.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
}
.service-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.28rem;
  color: var(--azul);
  margin-bottom: 12px;
  position: relative;
  padding-bottom: 14px;
}
.service-card h3::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 38px; height: 2px;
  background: var(--dorado);
}
.service-card p { color: var(--gris); font-size: 0.97rem; }

/* ═════════════════ ANTES Y DESPUÉS ═════════════════ */
.cases {
  padding-block: 96px;
  background:
    radial-gradient(900px 400px at 10% 0%, rgba(0, 41, 128, 0.05), transparent 60%),
    var(--blanco);
}
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.case-card {
  background: var(--crema);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(0, 41, 128, 0.07);
  box-shadow: 0 4px 18px rgba(0, 41, 128, 0.05);
}
.case-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--azul);
  padding: 18px 22px 4px;
}
.case-card > p {
  color: var(--gris);
  font-size: 0.92rem;
  padding: 0 22px 22px;
}

/* slider de comparación */
.ba-slider {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  touch-action: pan-y;
  user-select: none;
  background: #0a0a0a;
}
.ba-slider img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.ba-slider { --pos: 50%; }
.ba-before-wrap {
  position: absolute;
  inset: 0;
  z-index: 2;
  clip-path: inset(0 calc(100% - var(--pos)) 0 0);
}
.ba-handle {
  position: absolute;
  top: 0; bottom: 0;
  left: var(--pos);
  width: 2px;
  background: var(--blanco);
  z-index: 3;
  transform: translateX(-1px);
  box-shadow: 0 0 12px rgba(0,0,0,0.4);
}
.ba-handle span {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--blanco);
  box-shadow: 0 2px 12px rgba(0,0,0,0.35);
}
.ba-handle span::before,
.ba-handle span::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 0; height: 0;
  border: 5px solid transparent;
  transform: translateY(-50%);
}
.ba-handle span::before { left: 7px; border-right-color: var(--azul); }
.ba-handle span::after { right: 7px; border-left-color: var(--azul); }

.ba-tag {
  position: absolute;
  bottom: 12px;
  z-index: 4;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blanco);
  background: rgba(0, 26, 84, 0.55);
  padding: 4px 12px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
  pointer-events: none;
}
.ba-tag-before { left: 12px; }
.ba-tag-after { right: 12px; background: rgba(219, 180, 79, 0.75); color: var(--azul-oscuro); }

.ba-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 5;
  margin: 0;
}

.consent-note {
  margin-top: 40px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--gris);
  font-style: italic;
}

/* ═════════════════════ LA DOCTORA ═════════════════════ */
.doctor { padding-block: 96px; }
.doctor-inner {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: center;
}
.doctor-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.doctor-media img { aspect-ratio: 3 / 4; object-fit: cover; width: 100%; }
.doctor-copy p { color: var(--tinta); margin-bottom: 20px; font-size: 1.04rem; }
.doctor-points {
  list-style: none;
  margin-bottom: 32px;
  display: grid;
  gap: 12px;
}
.doctor-points li {
  padding-left: 26px;
  position: relative;
  color: var(--gris);
  font-size: 0.98rem;
}
.doctor-points li strong { color: var(--azul); font-weight: 500; }
.doctor-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--dorado);
}

/* ═════════════════════ FAQ ═════════════════════ */
.faq { padding-block: 96px; background: var(--blanco); }
.faq-container { max-width: 780px; }
.faq-list { display: grid; gap: 14px; margin-top: 44px; }
.faq-item {
  background: var(--crema);
  border: 1px solid rgba(0, 41, 128, 0.08);
  border-radius: var(--radius);
  padding: 0 26px;
  transition: border-color 0.2s ease;
}
.faq-item[open] { border-color: rgba(219, 180, 79, 0.6); }
.faq-item summary {
  font-family: var(--font-display);
  font-size: 1.06rem;
  color: var(--azul);
  padding: 20px 30px 20px 0;
  cursor: pointer;
  list-style: none;
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--dorado);
  transition: transform 0.25s ease;
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p { color: var(--gris); padding-bottom: 22px; font-size: 0.98rem; }

/* ═════════════════════ CITAS ═════════════════════ */
.booking {
  padding-block: 96px;
  background:
    radial-gradient(900px 500px at 90% 110%, rgba(219, 180, 79, 0.18), transparent 55%),
    linear-gradient(160deg, var(--azul) 0%, var(--azul-oscuro) 100%);
}
.booking-embed {
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
}
.booking-embed iframe {
  width: 100%;
  height: 720px;
  border: 0;
  background: var(--blanco);
  border-radius: var(--radius);
}
.booking-fallback {
  text-align: center;
  color: rgba(255, 255, 255, 0.9);
  padding: 30px 20px 6px;
}
.booking-fallback p { margin-bottom: 22px; font-size: 1.05rem; }
.booking-phone { margin-top: 22px; }
.booking-phone a {
  color: var(--dorado-suave);
  font-weight: 500;
  text-decoration: none;
}
.booking-phone a:hover { text-decoration: underline; }

/* ═════════════════════ PIE ═════════════════════ */
.site-footer {
  background: var(--azul-oscuro);
  color: rgba(255, 255, 255, 0.82);
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand img { width: 120px; margin-bottom: 16px; }
.footer-brand p { font-family: var(--font-display); color: var(--dorado-suave); }
.footer-col h4 {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--blanco);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  font-size: 1.02rem;
}
.footer-col p { font-size: 0.94rem; margin-bottom: 10px; }
.footer-col a { color: rgba(255, 255, 255, 0.82); text-decoration: none; }
.footer-col a:hover { color: var(--dorado-suave); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-block: 22px;
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.55);
  text-align: center;
}

/* ═════════════ WhatsApp flotante y barra móvil ═════════════ */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: var(--blanco);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.45);
  transition: transform 0.2s ease;
}
.wa-float:hover { transform: scale(1.08); }

.mobile-bar {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 55;
  background: var(--blanco);
  border-top: 1px solid rgba(0, 41, 128, 0.12);
  box-shadow: 0 -6px 24px rgba(0, 41, 128, 0.12);
}
.mobile-bar a {
  flex: 1;
  text-align: center;
  padding: 15px 8px;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--azul);
}
.mobile-bar-cta { background: var(--azul); color: var(--blanco) !important; }

/* ═════════════════════ RESPONSIVE ═════════════════════ */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; padding-block: 56px; gap: 36px; }
  .hero-sub { max-width: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .cases-grid { grid-template-columns: 1fr; max-width: 620px; margin-inline: auto; }
  .doctor-inner { grid-template-columns: 1fr; gap: 36px; }
  .doctor-media { max-width: 430px; margin-inline: auto; }
  .trust-inner { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .nav-toggle { display: flex; }
  .nav-menu {
    position: absolute;
    top: 74px;
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--crema);
    border-bottom: 1px solid rgba(0, 41, 128, 0.1);
    padding: 10px 24px 20px;
    display: none;
  }
  .nav-menu.open { display: flex; }
  .nav-menu li { padding-block: 10px; }
  .nav-menu .nav-cta { text-align: center; }

  .services-grid { grid-template-columns: 1fr; }
  .mobile-bar { display: flex; }
  .wa-float { bottom: 76px; }
  body { padding-bottom: 54px; }
  .booking-embed iframe { height: 640px; }
}