/* ============================================================
   Clínica Veterinaria El Pinar · La Cañada — demo de Rivero Studio
   Estilo "cartilla de la mascota": papel crema, azul y verde de su
   rótulo, esquinas redondas y tipografía Nunito. Distinto de todas
   las demás demos del portafolio.
   ============================================================ */
@font-face { font-family: 'Inter var'; src: url('fuentes/Inter.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }

:root {
  --azul: #2e3192;
  --azul-cl: #4a4fc4;
  --verde: #8dbf3f;
  --verde-osc: #6d9a26;
  --tinta: #1d2035;
  --humo: #6b6f86;
  --papel: #fbf8f1;
  --papel2: #ffffff;
  --crema: #f2ecdd;
  --linea: #e4ded0;
  --s1: .5rem; --s2: 1rem; --s3: 1.75rem; --s4: 3rem; --s5: 5.5rem;
  --t-xl: clamp(2.4rem, 5.2vw, 4.1rem);
  --t-l: clamp(1.03rem, 1.3vw, 1.17rem);
  --radio: 22px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--papel); color: var(--tinta);
  font-family: 'Inter var', Inter, system-ui, sans-serif;
  font-size: 17px; line-height: 1.64; overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
img { height: auto; }   /* el atributo height del HTML gana a aspect-ratio si no se anula */
a { color: inherit; }
h1, h2, h3, .sobre, .btn, .etiqueta, .franja-tit, .tiras-datos b, .cartilla-cab span { font-family: 'Nunito', 'Inter var', system-ui, sans-serif; }
h1, h2, h3 { margin: 0; font-weight: 800; letter-spacing: -.02em; line-height: 1.1; }
h1 { font-size: var(--t-xl); }
h2 { font-size: clamp(1.65rem, 3vw, 2.5rem); }
p { margin: 0 0 var(--s2); }
.env { width: min(1180px, calc(100% - 2.6rem)); margin-inline: auto; }
.sobre { font-size: .73rem; letter-spacing: .17em; text-transform: uppercase; color: var(--verde-osc); font-weight: 700; margin-bottom: .6rem; }
.entradilla { font-size: var(--t-l); color: var(--humo); max-width: 58ch; }
.seccion { padding: var(--s5) 0; }
.cabecera { margin-bottom: var(--s4); max-width: 60ch; }
.letra-chica { font-size: .78rem; color: var(--humo); line-height: 1.5; display: block; }
.letra-chica a { color: var(--azul); font-weight: 700; }

/* botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  background: var(--azul); color: #fff; border: 0; border-radius: 999px;
  padding: .8rem 1.55rem; font-size: .93rem; font-weight: 700;
  text-decoration: none; cursor: pointer; transition: background .25s, transform .25s;
}
.btn:hover { background: var(--azul-cl); transform: translateY(-2px); }
.btn:disabled { background: #cfd0e4; cursor: not-allowed; transform: none; }
.btn-grande { padding: 1rem 2rem; font-size: 1rem; }
.btn-linea { background: transparent; color: var(--azul); border: 2px solid var(--azul); }
.btn-linea:hover { background: var(--azul); color: #fff; }
.btn-bloque { width: 100%; }
.enlace { color: var(--azul); text-decoration: none; font-weight: 700; font-size: .95rem; display: inline-flex; gap: .4rem; align-items: center; }
.enlace span { transition: transform .25s; }
.enlace:hover span { transform: translateX(5px); }

/* carga */
.carga { position: fixed; inset: 0; z-index: 90; background: var(--papel); display: grid; place-items: center; transition: opacity .7s, visibility .7s; }
.carga.fuera { opacity: 0; visibility: hidden; }
.carga-caja { text-align: center; display: grid; gap: 1.1rem; justify-items: center; }
.carga-caja img { width: 230px; height: auto; }
.carga-caja small { color: var(--humo); letter-spacing: .16em; text-transform: uppercase; font-size: .68rem; }
.huellas { display: flex; gap: 9px; }
.huellas i { width: 10px; height: 10px; border-radius: 50% 50% 46% 46%; background: var(--verde); animation: pisa 1.3s ease-in-out infinite; }
.huellas i:nth-child(2) { animation-delay: .14s; background: var(--azul); }
.huellas i:nth-child(3) { animation-delay: .28s; }
.huellas i:nth-child(4) { animation-delay: .42s; background: var(--azul); }
@keyframes pisa { 0%, 100% { transform: translateY(4px); opacity: .3; } 50% { transform: translateY(-4px); opacity: 1; } }

/* cabecera */
.cab { position: fixed; top: 0; left: 0; right: 0; z-index: 60; transition: background .3s, box-shadow .3s; }
.cab-fila { display: flex; align-items: center; gap: var(--s3); padding: .7rem 0; }
.marca img { width: 128px; height: auto; }
.nav { display: flex; gap: 1.3rem; margin-left: auto; }
.nav a { color: #fff; text-decoration: none; font-size: .85rem; font-weight: 700; opacity: .95; transition: color .3s; text-shadow: 0 1px 8px #00000055; }
.cab .btn { background: #fff; color: var(--azul); }
.cab.fija { background: #fbf8f1f2; backdrop-filter: blur(12px); box-shadow: 0 1px 0 var(--linea); }
.cab.fija .nav a { color: var(--tinta); text-shadow: none; }
.cab.fija .btn { background: var(--azul); color: #fff; }
.cab .marca img { filter: brightness(0) invert(1) drop-shadow(0 2px 10px #0007); }
.cab.fija .marca img { filter: none; }

/* portada */
.portada { position: relative; min-height: 100svh; display: flex; align-items: center; padding: 7.5rem 0 var(--s4); overflow: hidden; }
.portada-fondo { position: absolute; inset: -8% 0 0; z-index: 0; }
.portada-fondo video { width: 100%; height: 108%; object-fit: cover; }
.portada::after { content: ''; position: absolute; inset: 0; z-index: 1; background: linear-gradient(95deg, #10122ceb 0%, #10122cd0 50%, #10122c70 100%); }
.portada-rej { position: relative; z-index: 2; display: grid; grid-template-columns: 1.5fr .68fr; gap: var(--s4); align-items: center; }
.portada-texto { color: #fff; }
.portada-texto .sobre { color: #bfe37a; }
.portada-texto h1 em { font-style: normal; color: #bfe37a; }
.portada-texto .entradilla { color: #e6e5f0d8; margin-bottom: var(--s3); }
.portada-botones { display: flex; align-items: center; gap: 1.3rem; flex-wrap: wrap; }
.portada-botones .btn { background: var(--verde); color: #16240a; }
.portada-botones .btn:hover { background: #a3d557; }
.portada-botones .enlace { color: #fff; }
.tiras-datos { display: flex; gap: 1.6rem; flex-wrap: wrap; margin-top: var(--s3); padding-top: var(--s2); border-top: 1px solid #ffffff2e; color: #d9d8e6; font-size: .82rem; }
.tiras-datos b { color: #fff; font-weight: 800; font-size: 1.05rem; margin-right: .3rem; }

/* reel vertical de la portada */
.reel { position: relative; border-radius: 26px; overflow: hidden; box-shadow: 0 28px 60px #00000059; border: 5px solid #ffffff; }
.reel video { width: 100%; aspect-ratio: 9 / 15; object-fit: cover; background: #111; }
.reel figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.6rem .9rem .8rem; color: #fff; font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; background: linear-gradient(transparent, #000000b0); }

/* pide hora */
.hora { background: var(--crema); }
.hora-rej { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s3); align-items: start; }
.cartilla, .agenda { background: var(--papel2); border-radius: var(--radio); padding: 1.7rem; box-shadow: 0 14px 34px #2e319214; }
.cartilla { border: 2px dashed var(--linea); }
.cartilla-cab { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-bottom: 1rem; border-bottom: 2px dashed var(--linea); margin-bottom: 1.3rem; }
.cartilla-cab img { width: 118px; height: auto; }
.cartilla-cab span { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--humo); font-weight: 700; }
.campo { margin-bottom: 1.3rem; }
.campo:last-child { margin-bottom: 0; }
.etiqueta { font-size: .74rem; letter-spacing: .13em; text-transform: uppercase; color: var(--azul); font-weight: 700; margin-bottom: .6rem; display: block; }
#nombre { width: 100%; border: 2px solid var(--linea); border-radius: 12px; padding: .7rem .9rem; font: inherit; font-size: .95rem; background: var(--papel); color: inherit; }
#nombre:focus { outline: none; border-color: var(--verde); }

.especies { display: flex; gap: .55rem; flex-wrap: wrap; }
.especie { display: grid; gap: .15rem; justify-items: center; min-width: 88px; background: var(--papel); border: 2px solid transparent; border-radius: 16px; padding: .7rem .6rem; cursor: pointer; font: inherit; color: inherit; transition: all .2s; }
.especie i { font-style: normal; font-size: 1.5rem; line-height: 1; }
.especie b { font-size: .84rem; font-weight: 700; }
.especie:hover { transform: translateY(-2px); }
.especie[aria-pressed="true"] { background: var(--verde); border-color: var(--verde-osc); color: #16240a; }

.motivos { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }
.op { text-align: left; background: var(--papel); border: 2px solid transparent; border-radius: 13px; padding: .65rem .8rem; cursor: pointer; font: inherit; color: inherit; transition: all .2s; display: grid; gap: .05rem; }
.op:hover { transform: translateY(-2px); }
.op b { font-weight: 700; font-size: .88rem; }
.op small { color: var(--humo); font-size: .75rem; line-height: 1.3; }
.op[aria-pressed="true"] { background: var(--azul); border-color: var(--azul); color: #fff; }
.op[aria-pressed="true"] small { color: #ffffffc4; }

.pers { display: flex; gap: .45rem; flex-wrap: wrap; }
.per { background: var(--papel); border: 2px solid transparent; border-radius: 999px; padding: .45rem .95rem; cursor: pointer; font: inherit; font-size: .87rem; font-weight: 600; color: inherit; transition: all .2s; }
.per:hover { border-color: var(--verde); }
.per[aria-pressed="true"] { background: var(--azul); border-color: var(--azul); color: #fff; }

.dias { display: flex; gap: .5rem; flex-wrap: wrap; }
.dia { min-width: 72px; text-align: center; background: var(--papel); border: 2px solid transparent; border-radius: 14px; padding: .55rem .5rem; cursor: pointer; font: inherit; color: inherit; transition: all .2s; }
.dia:hover { transform: translateY(-2px); }
.dia small { display: block; font-size: .67rem; letter-spacing: .1em; text-transform: uppercase; color: var(--humo); }
.dia b { display: block; font-size: 1.15rem; font-weight: 800; font-family: 'Nunito', sans-serif; }
.dia[aria-pressed="true"] { background: var(--verde); border-color: var(--verde-osc); color: #16240a; }
.dia[aria-pressed="true"] small { color: #2c4410; }
.franjas { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.franja-tit { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--verde-osc); font-weight: 700; margin-bottom: .55rem; }
.franja-tit small { color: var(--humo); letter-spacing: .03em; text-transform: none; font-weight: 400; margin-left: .3rem; }
.horas { display: flex; flex-wrap: wrap; gap: .38rem; }
.hora-b { border: 2px solid var(--linea); background: var(--papel2); border-radius: 999px; padding: .35rem .75rem; font: inherit; font-size: .85rem; font-variant-numeric: tabular-nums; cursor: pointer; color: inherit; transition: all .18s; }
.hora-b:hover { border-color: var(--verde); }
.hora-b[aria-pressed="true"] { background: var(--azul); border-color: var(--azul); color: #fff; }
.hora-b:disabled { opacity: .3; text-decoration: line-through; cursor: not-allowed; }
.horas .vacio { color: var(--humo); font-size: .84rem; }

.sello { margin-top: 1.4rem; padding-top: 1.2rem; border-top: 2px dashed var(--linea); display: grid; gap: .8rem; }
.sello p { margin: 0; font-size: .93rem; color: var(--humo); }
.sello .ok { display: grid; gap: .6rem; justify-items: center; text-align: center; }
.sello .ok i { font-style: normal; display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; background: var(--verde); color: #16240a; font-size: 1.6rem; }
.sello .ok b { font-family: 'Nunito', sans-serif; font-size: 1.3rem; }
.sello .ok p { color: var(--humo); }

/* servicios */
.ser-rej { display: grid; grid-template-columns: repeat(auto-fit, minmax(258px, 1fr)); gap: 1rem; }
.ser { background: var(--papel2); border: 2px solid var(--linea); border-radius: var(--radio); padding: 1.5rem; transition: transform .3s, box-shadow .3s; }
.ser:hover { transform: translateY(-5px); box-shadow: 0 16px 32px #2e319218; }
.ser b { display: block; font-family: 'Nunito', sans-serif; font-size: 1.2rem; font-weight: 800; margin-bottom: .4rem; }
.ser p { margin: 0; color: var(--humo); font-size: .93rem; }
.ser.destaca { background: var(--azul); border-color: var(--azul); color: #fff; }
.ser.destaca p { color: #ffffffd6; }

/* gatos */
.gatos { background: var(--crema); }
.gatos-rej { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s4); align-items: center; }
.lista { list-style: none; margin: var(--s2) 0 var(--s3); padding: 0; display: grid; gap: .75rem; }
.lista li { display: grid; gap: .1rem; padding-left: 1.05rem; border-left: 4px solid var(--verde); }
.lista b { font-weight: 700; font-size: .98rem; }
.lista span { color: var(--humo); font-size: .9rem; }
.gatos-fotos { position: relative; }
.gatos-fotos > img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radio); }
.reel-chico { position: absolute; right: -14px; bottom: -26px; width: 34%; border-radius: 18px; overflow: hidden; border: 5px solid var(--papel); box-shadow: 0 18px 40px #00000030; }
.reel-chico video { width: 100%; aspect-ratio: 9 / 15; object-fit: cover; background: #111; }

/* equipo */
.eq-rej { display: grid; grid-template-columns: repeat(auto-fit, minmax(184px, 1fr)); gap: 1rem; }
.eq { background: var(--papel2); border: 2px solid var(--linea); border-radius: var(--radio); padding: 1.3rem; text-align: center; transition: transform .3s, border-color .3s; }
.eq:hover { transform: translateY(-4px); border-color: var(--verde); }
.eq i { font-style: normal; display: grid; place-items: center; width: 52px; height: 52px; margin: 0 auto .7rem; border-radius: 50%; background: var(--crema); font-size: 1.3rem; font-weight: 800; color: var(--azul); font-family: 'Nunito', sans-serif; }
.eq b { display: block; font-family: 'Nunito', sans-serif; font-size: 1.05rem; font-weight: 800; }
.eq small { color: var(--humo); font-size: .82rem; }

/* opiniones */
.op-carrusel { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.op-pista { display: flex; gap: 1rem; width: max-content; animation: pasa var(--dur, 60s) linear infinite; }
.op-carrusel:hover .op-pista { animation-play-state: paused; }
@keyframes pasa { to { transform: translateX(calc(-100% / 3)); } }
.op-tarjeta { width: 340px; background: var(--papel2); border: 2px solid var(--linea); border-radius: var(--radio); padding: 1.3rem; display: flex; flex-direction: column; gap: .6rem; }
.estrellas { color: #f0a93b; letter-spacing: .1em; font-size: .9rem; }
.op-tarjeta p { margin: 0; font-size: .92rem; color: #34384f; flex: 1; }
.op-tarjeta footer b { font-weight: 700; font-size: .9rem; display: block; }
.op-tarjeta footer small { color: var(--humo); font-size: .76rem; }

/* dónde */
.donde { background: var(--crema); }
.donde-rej { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s4); align-items: center; }
.datos { margin: var(--s2) 0 var(--s3); display: grid; gap: .8rem; }
.datos div { display: grid; grid-template-columns: 132px 1fr; gap: .8rem; padding-bottom: .7rem; border-bottom: 1px solid var(--linea); }
.datos dt { font-size: .72rem; letter-spacing: .11em; text-transform: uppercase; color: var(--humo); padding-top: .2rem; }
.datos dd { margin: 0; font-weight: 600; }
.datos a { color: var(--azul); font-weight: 700; }
.donde-foto { border-radius: var(--radio); overflow: hidden; }
.donde-foto img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

/* pie */
.pie { background: var(--tinta); color: #cfd0e0; padding: var(--s4) 0 5.5rem; }
.pie-fila { display: grid; gap: .8rem; justify-items: center; text-align: center; }
.pie-fila img { width: 160px; height: auto; opacity: .95; }
.pie p { margin: 0; font-size: .92rem; }
.pie a { color: #bfe37a; }
.pie small { color: #8b8da2; font-size: .78rem; }

/* barra de demostración */
.barra-demo { position: fixed; left: 0; right: 0; bottom: 0; z-index: 70; background: var(--tinta); color: #cfd0e0; display: flex; gap: 1rem; align-items: center; justify-content: center; flex-wrap: wrap; padding: .55rem 1rem; font-size: .74rem; border-top: 3px solid var(--verde); }
.barra-demo b { color: var(--verde); letter-spacing: .13em; text-transform: uppercase; font-size: .68rem; }
.barra-demo a { color: #bfe37a; }

/* animaciones al hacer scroll */
@supports (animation-timeline: view()) {
  .entra, .entra-escala { animation: sube linear both; animation-timeline: view(); animation-range: entry 4% entry 46%; }
  .entra-escala { animation-name: sube-escala; }
}
@keyframes sube { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: none; } }
@keyframes sube-escala { from { opacity: 0; transform: scale(.97) translateY(16px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .entra, .entra-escala { animation: none !important; opacity: 1 !important; transform: none !important; }
  .op-pista, .huellas i { animation: none; }
}

/* pantallas medianas y móvil */
@media (max-width: 1000px) {
  .portada-rej, .hora-rej, .gatos-rej, .donde-rej { grid-template-columns: 1fr; }
  .reel { max-width: 330px; margin-inline: auto; }
  .reel-chico { position: static; width: 200px; margin: 1rem auto 0; }
}
@media (max-width: 700px) {
  body { font-size: 16px; }
  :root { --s5: 3.6rem; --s4: 2.2rem; }
  .nav { display: none; }
  .cab .btn { margin-left: auto; }
  .portada { min-height: auto; padding: 6.5rem 0 var(--s3); }
  h1 { font-size: clamp(2rem, 8.6vw, 2.9rem); overflow-wrap: anywhere; }
  .franjas, .motivos { grid-template-columns: 1fr; }
  .cartilla, .agenda { padding: 1.2rem; }
  .op-tarjeta { width: 280px; }
  .barra-demo span:last-child { display: none; }
}