/* Clínica Dental Sonríe · estructura y estética tomadas de "Oris Dental" (21st.dev): portada azul con degradado y
   puntos, una pieza dental en 3D al centro, párrafo que se ilumina al bajar, carril de tarjetas azul y marino,
   tratamientos en tarjetas que se apilan, banda de foto con frase y contacto con tarjeta blanca sobre foto. */
:root {
  --azul: #2f63e0; --azul-2: #5b86f0; --marino: #12304f; --marino-2: #1d4570; --blanco: #ffffff; --gris: #f3f5f9;
  --tinta: #12304f; --tinta-2: #46607d; --tinta-3: #6f8399; --linea: rgba(18, 48, 79, .12);
  --fuente: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif; --ancho: 1240px; --curva: cubic-bezier(.22, 1, .36, 1);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--blanco); color: var(--tinta); font: 400 16px/1.55 var(--fuente); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-weight: 400; letter-spacing: -.02em; }
.saltar { position: absolute; left: 12px; top: -60px; z-index: 100; padding: 10px 16px; border-radius: 99px; background: var(--marino); color: #fff; }
.saltar:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--azul); outline-offset: 3px; }
.caja { max-width: var(--ancho); margin: 0 auto; padding: 0 16px; }

.pill { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding: 0 20px; border: 0; border-radius: 99px; background: var(--azul); color: #fff; font: 500 14px var(--fuente); text-decoration: none; cursor: pointer; transition: transform .35s var(--curva), background .3s, box-shadow .35s; }
.pill:hover { transform: translateY(-2px); box-shadow: 0 12px 24px -12px rgba(47, 99, 224, .7); }
.pill:active { transform: scale(.97); }
.pill-punto { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 0 currentColor; animation: late 2.4s ease-out infinite; }
@keyframes late { 0% { box-shadow: 0 0 0 0 rgba(255, 255, 255, .7); } 70%, 100% { box-shadow: 0 0 0 8px rgba(255, 255, 255, 0); } }
.pill-blanco { background: #fff; color: var(--azul); }
.pill-blanco:hover { box-shadow: 0 12px 24px -12px rgba(0, 0, 0, .35); }

/* Barra */
.nav { position: fixed; inset: 0 0 auto; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px max(16px, calc((100% - var(--ancho)) / 2)); transition: background .4s, box-shadow .4s, padding .4s var(--curva); }
.nav.solida { padding-top: 8px; padding-bottom: 8px; background: rgba(255, 255, 255, .88); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--linea); }
.marca { display: inline-flex; align-items: center; min-height: 44px; font-size: 20px; text-decoration: none; color: var(--azul); letter-spacing: -.02em; }
.marca b { font-weight: 600; }
.nav nav { display: flex; align-items: center; gap: 4px; }
.nav nav > a:not(.pill) { display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px; font-size: 14px; text-decoration: none; color: var(--tinta-2); }
.nav nav > a:not(.pill):hover { color: var(--azul); }

/* Portada */
.hero { position: relative; height: 100svh; min-height: 640px; max-height: 980px; overflow: hidden; background: linear-gradient(180deg, #ffffff 0%, #dfe8ff 22%, #7c9df2 52%, #2f63e0 78%, #2a59d2 100%); color: #fff; }
.hero-puntos { position: absolute; inset: 35% 0 0; background-image: radial-gradient(rgba(255, 255, 255, .28) 1px, transparent 1.4px); background-size: 14px 14px; -webkit-mask-image: linear-gradient(180deg, transparent, #000 40%); mask-image: linear-gradient(180deg, transparent, #000 40%); animation: puntos 30s linear infinite; }
@keyframes puntos { to { background-position: 140px 140px; } }
.hero-in { position: absolute; z-index: 2; left: max(16px, calc((100% - var(--ancho)) / 2)); top: 40%; max-width: 520px; }
.hero-titulo { font-size: clamp(40px, 4.6vw, 64px); line-height: 1.08; text-shadow: 0 2px 30px rgba(18, 48, 79, .15); }
.hero-titulo .ln { display: block; overflow: hidden; }
.hero-titulo .ln > span { display: block; animation: linea 1.2s var(--curva) both; }
.hero-titulo .ln:nth-child(1) > span { animation-delay: .3s; } .hero-titulo .ln:nth-child(2) > span { animation-delay: .45s; } .hero-titulo .ln:nth-child(3) > span { animation-delay: .6s; }
@keyframes linea { from { transform: translateY(110%); } }
.hero-sub { margin: 20px 0 26px; max-width: 26em; font-size: 16px; color: rgba(255, 255, 255, .92); }
.aparece { animation: aparece 1s var(--curva) both; animation-delay: var(--d, 0s); }
@keyframes aparece { from { opacity: 0; transform: translateY(16px); } }
.diente-escena { position: absolute; left: 50%; top: 10%; width: min(36vw, 440px); aspect-ratio: 300 / 420; translate: -10% 0; perspective: 900px; animation: diente-entra 1.6s var(--curva) .2s both; }
@keyframes diente-entra { from { opacity: 0; transform: translateY(80px) scale(.9); } }
.diente { width: 100%; height: 100%; overflow: visible; filter: drop-shadow(0 40px 50px rgba(18, 48, 79, .35)); transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--fy, 0px)); transition: transform .6s var(--curva); animation: flota 6s ease-in-out infinite; }
@keyframes flota { 50% { translate: 0 -14px; } }
.diente-sombra { position: absolute; left: 20%; right: 20%; bottom: -6%; height: 8%; border-radius: 50%; background: rgba(18, 48, 79, .35); filter: blur(18px); animation: sombra 6s ease-in-out infinite; }
@keyframes sombra { 50% { transform: scale(.82); opacity: .6; } }

/* Nosotros: frase que se ilumina */
.nosotros { padding: clamp(80px, 10vw, 140px) 0 clamp(56px, 7vw, 90px); }
.nosotros-in { display: grid; grid-template-columns: 1fr 1.8fr; gap: 32px; }
.eti { display: inline-flex; align-items: center; gap: 8px; height: fit-content; font-size: 13px; color: var(--tinta-2); }
.eti .pill-punto { color: var(--azul); animation: none; }
.frase-luz { font-size: clamp(26px, 2.8vw, 38px); line-height: 1.25; letter-spacing: -.02em; }
.frase-luz .w { opacity: .16; transition: opacity .4s; }
.frase-luz .w.on { opacity: 1; }
.numeros { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: clamp(64px, 8vw, 110px); }
.numeros dt { font-size: clamp(34px, 3.4vw, 46px); letter-spacing: -.03em; }
.numeros dd { margin: 10px 0 0; font-size: 13px; color: var(--tinta-2); max-width: 14em; }

/* Carril de pasos */
.cuidado { padding: clamp(48px, 6vw, 90px) 0; overflow: hidden; }
.cuidado-cab { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: end; }
.titulo { font-size: clamp(34px, 3.8vw, 52px); line-height: 1.1; letter-spacing: -.025em; }
.cuidado-cab p { font-size: 14px; color: var(--tinta-2); text-align: right; }
.carril { display: flex; gap: 16px; margin-top: 44px; padding: 0 max(16px, calc((100% - var(--ancho)) / 2 + 16px)) 10px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; scroll-padding-left: max(16px, calc((100% - var(--ancho)) / 2 + 16px)); }
.carril::-webkit-scrollbar { display: none; }
.paso { flex: 0 0 clamp(250px, 22vw, 300px); aspect-ratio: .92; display: flex; flex-direction: column; justify-content: flex-end; padding: 20px; border-radius: 16px; color: #fff; scroll-snap-align: start; transition: transform .5s var(--curva); }
.paso:hover { transform: translateY(-8px) rotate(-.6deg); }
.paso h3 { font-size: 24px; line-height: 1.1; }
.paso p { margin-top: 14px; font-size: 13px; opacity: .9; }
.azul { background: var(--azul); }
.marino { background: var(--marino); }
.carril-nav { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }
.carril-nav button { width: 44px; height: 44px; border: 1px solid var(--tinta); border-radius: 50%; background: #fff; color: var(--tinta); font: inherit; cursor: pointer; transition: background .3s, color .3s; }
.carril-nav button:hover { background: var(--tinta); color: #fff; }

/* Tratamientos apilados */
.tratamientos { padding: clamp(64px, 8vw, 110px) 0; }
.bajada { margin-top: 12px; font-size: 14px; color: var(--tinta-2); }
.pila { margin-top: 40px; display: grid; gap: 28px; }
.carta { position: sticky; top: calc(90px + var(--n) * 22px); display: grid; grid-template-columns: 1.5fr 1fr; gap: 28px; align-items: stretch; min-height: 340px; padding: 26px; border-radius: 22px; color: #fff; box-shadow: 0 -20px 40px -30px rgba(18, 48, 79, .6); transform-origin: top center; }
.carta-txt { display: flex; flex-direction: column; }
.carta h3 { font-size: clamp(30px, 3vw, 42px); line-height: 1.05; }
.tags { margin-top: 10px; font-size: 13px; opacity: .85; }
.carta-txt > p:not(.tags) { margin: auto 0 22px; padding-top: 30px; font-size: 16px; line-height: 1.5; max-width: 30em; }
.carta-txt .pill { align-self: flex-start; }
.carta img { width: 100%; height: 100%; min-height: 240px; object-fit: cover; border-radius: 14px; box-shadow: 0 16px 30px -18px rgba(0, 0, 0, .6); }

/* Banda de foto con frase */
.banda { position: relative; min-height: 100vh; display: grid; place-items: center; overflow: hidden; padding: 80px 16px; color: #fff; }
.banda img { position: absolute; inset: -10% 0; width: 100%; height: 120%; object-fit: cover; transform: translateY(var(--by, 0)); }
.banda::after { content: ""; position: absolute; inset: 0; background: rgba(10, 24, 40, .55); }
.banda-txt { position: relative; z-index: 1; max-width: 900px; font-size: clamp(24px, 2.8vw, 38px); line-height: 1.3; text-align: center; font-weight: 500; letter-spacing: -.015em; }
.banda-txt .w { opacity: .25; transition: opacity .4s; }
.banda-txt .w.on { opacity: 1; }

/* Sin miedo: palabra gigante */
.calma { position: relative; padding: clamp(80px, 10vw, 140px) 0; overflow: hidden; }
.calma-gigante { margin: 0 0 clamp(30px, 4vw, 50px); font-size: clamp(80px, 17vw, 260px); line-height: .85; font-weight: 500; letter-spacing: -.05em; text-align: center; white-space: nowrap; color: transparent; -webkit-text-stroke: 1.5px #cdd6e3; background: linear-gradient(90deg, #cdd6e3 var(--g, 0%), transparent var(--g, 0%)); -webkit-background-clip: text; background-clip: text; }
.calma-in { display: grid; grid-template-columns: 1fr 1.3fr; gap: 40px; }
.calma-lista { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; }
.calma-lista li { display: flex; gap: 22px; align-items: baseline; padding: 18px 0; border-bottom: 1px solid var(--linea); }
.calma-lista b { font-weight: 500; color: var(--azul); }
.calma-lista p { font-size: 20px; letter-spacing: -.015em; }

/* Equipo */
.equipo { padding: clamp(40px, 6vw, 90px) 0 clamp(80px, 10vw, 140px); background: linear-gradient(180deg, #fff, var(--gris)); }
.centro { text-align: center; margin-left: auto; margin-right: auto; }
.bajada.centro { max-width: 30em; }
.equipo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 44px; }
.perfil { padding: 26px 20px; border-radius: 20px; background: #fff; text-align: center; box-shadow: 0 20px 40px -32px rgba(18, 48, 79, .5); transition: transform .5s var(--curva), box-shadow .5s; }
.perfil:hover { transform: translateY(-6px); box-shadow: 0 30px 50px -30px rgba(18, 48, 79, .55); }
.avatar { display: grid; place-items: center; width: 96px; height: 96px; margin: 0 auto 18px; border-radius: 50%; background: radial-gradient(circle at 30% 25%, var(--b), var(--a)); color: #fff; font-size: 28px; font-weight: 500; letter-spacing: -.02em; transition: transform .6s var(--curva); }
.perfil:hover .avatar { transform: rotate(-8deg) scale(1.05); }
.perfil h3 { font-size: 19px; }
.perfil p { margin-top: 4px; color: var(--azul); font-size: 14px; }
.perfil small { display: block; margin-top: 10px; font-size: 12px; color: var(--tinta-3); }

/* Contacto */
.contacto { padding: 0 16px clamp(56px, 6vw, 80px); background: var(--gris); }
.contacto-caja { position: relative; max-width: 1400px; margin: 0 auto; border-radius: 22px; overflow: hidden; }
.contacto-foto { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.contacto-caja::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(10, 24, 40, .78), rgba(10, 24, 40, .45)); }
.contacto-in { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr minmax(0, 520px); gap: 32px; align-items: center; padding: clamp(28px, 5vw, 64px); }
.contacto-txt { color: #fff; }
.contacto-txt h2 { font-size: clamp(34px, 3.8vw, 52px); line-height: 1.1; }
.contacto-txt p { margin-top: 18px; max-width: 24em; font-size: 15px; color: rgba(255, 255, 255, .9); }
.contacto-form { padding: clamp(14px, 2vw, 22px); border-radius: 18px; background: #fff; }
#reserva-mod.res, #reserva-mod .res { --res-acento: #2f63e0; --res-sobre-acento: #fff; --res-texto: #12304f; --res-fondo: #fff; --res-borde: #7d8ea3; --res-radio: 12px; --res-fuente: var(--fuente); }

/* Pie */
.pie { padding: 40px 0 90px; background: var(--gris); font-size: 13px; color: var(--tinta-2); }
.pie-in { display: grid; grid-template-columns: 1fr auto; gap: 18px 32px; align-items: start; }
.pie-in p { margin-top: 6px; }
.pie-links { display: flex; flex-wrap: wrap; gap: 0 18px; }
.pie-links a { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
.pie-links a:hover { color: var(--azul); }
.pie-copy { grid-column: 1 / -1; font-size: 12px; color: var(--tinta-3); }

/* Aparición */
.revela { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--curva), transform .9s var(--curva); transition-delay: var(--d, 0s); }
.revela.visto { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .nav nav > a:not(.pill) { display: none; }
  .hero-in { top: auto; bottom: 48px; }
  .diente-escena { top: 15%; width: min(56vw, 300px); translate: -50% 0; }
  .nosotros-in, .cuidado-cab, .calma-in, .contacto-in, .pie-in { grid-template-columns: 1fr; }
  .cuidado-cab p { text-align: left; }
  .numeros { grid-template-columns: repeat(2, 1fr); }
  .carta { grid-template-columns: 1fr; top: calc(70px + var(--n) * 14px); }
  .carta img { min-height: 160px; max-height: 200px; }
  .equipo-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .equipo-grid { grid-template-columns: 1fr; }
  .hero-titulo { font-size: 38px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .revela { opacity: 1; transform: none; }
  .frase-luz .w, .banda-txt .w { opacity: 1; }
  .carta { position: relative; top: 0; }
  .calma-gigante { --g: 100%; }
}