/* ===========================================================
   Tohorah — hoja de estilos
   Colores y tipografía: edita las variables de :root.
   =========================================================== */

:root {
  /* Papel / tinta (tomados del logo, un poco más cálidos) */
  --papel:       #F4F0DF;
  --papel-2:     #FBF8EC;
  --papel-3:     #ECE6CE;
  --tinta:       #1C1B16;
  --tinta-2:     #43423A;
  --gris:        #74726A;
  --linea:       #DED9BF;
  --blanco:      #FFFFFF;

  /* Acentos por servicio */
  --limpieza:     #2E7D8F;
  --construccion: #B06A2C;
  --sublimado:    #7A4E9B;
  --acento:       var(--limpieza);   /* color activo de la página */

  --whatsapp:    #25D366;
  --whatsapp-ink:#0B3D23;

  --r-lg: 20px;
  --r-md: 14px;
  --r-sm: 9px;
  --sombra:      0 1px 2px rgba(28,27,22,.05), 0 10px 30px rgba(28,27,22,.07);
  --sombra-alta: 0 2px 8px rgba(28,27,22,.07), 0 24px 60px rgba(28,27,22,.14);
  --ancho: 1160px;
  --t: .25s cubic-bezier(.22,.61,.36,1);

  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --serif: "Fraunces", "Iowan Old Style", Georgia, "Times New Roman", serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--tinta-2);
  background-color: var(--papel);
  /* grano sutil de papel */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E");
  line-height: 1.68;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 { color: var(--tinta); margin: 0 0 .5em; }
.display, h1, h2 { font-family: var(--serif); font-weight: 500; line-height: 1.07; letter-spacing: -.015em; }
h1 { font-size: clamp(2.5rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-family: var(--sans); font-size: 1.16rem; font-weight: 650; line-height: 1.25; letter-spacing: -.01em; }
h1 em, h2 em { font-style: italic; color: var(--acento); }
p { margin: 0 0 1em; }
ul { margin: 0 0 1em; padding-left: 1.1em; }
li { margin-bottom: .4em; }

/* ---------- Utilidades ---------- */
.contenedor { width: 100%; max-width: var(--ancho); margin-inline: auto; padding-inline: 22px; }
.seccion { padding: clamp(60px, 8.5vw, 112px) 0; }
.seccion--2 { background: var(--papel-2); }
.seccion--3 { background: var(--papel-3); }
.centro { text-align: center; }
.limite { max-width: 640px; margin-inline: auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5em;
  font-size: .76rem; font-weight: 600; letter-spacing: .14em;
  text-transform: uppercase; color: var(--acento); margin-bottom: 1rem;
}
.eyebrow::before { content: ""; width: 22px; height: 1.5px; background: var(--acento); display: inline-block; }
.centro .eyebrow::before { display: none; }
.sub { color: var(--gris); font-size: 1.08rem; }
.lead { font-size: 1.2rem; color: var(--tinta-2); max-width: 46ch; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55em;
  padding: .82em 1.55em; border-radius: 100px;
  font-family: var(--sans); font-weight: 560; font-size: .98rem;
  border: 1.5px solid transparent; cursor: pointer;
  transition: transform var(--t), box-shadow var(--t), background var(--t), color var(--t), border-color var(--t);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--ink    { background: var(--tinta); color: var(--papel); }
.btn--ink:hover { box-shadow: var(--sombra-alta); }
.btn--acento { background: var(--acento); color: #fff; }
.btn--acento:hover { box-shadow: var(--sombra-alta); }
.btn--line   { border-color: var(--tinta); color: var(--tinta); }
.btn--line:hover { background: var(--tinta); color: var(--papel); }
.btn--wa     { background: var(--whatsapp); color: var(--whatsapp-ink); }
.btn--wa:hover { box-shadow: 0 12px 34px rgba(37,211,102,.4); }
.btn--block  { width: 100%; justify-content: center; }
.btn svg { width: 1.15em; height: 1.15em; flex: none; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 60;
  background: color-mix(in srgb, var(--papel) 86%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t), box-shadow var(--t);
}
.header.scrolled { border-bottom-color: var(--linea); box-shadow: 0 8px 26px rgba(28,27,22,.05); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 74px; }
.marca { display: flex; align-items: center; gap: .62rem; }
.marca__icono { width: 36px; height: 36px; flex: none; border-radius: 8px; }
.marca__nombre { font-family: var(--serif); font-weight: 600; font-size: 1.4rem; color: var(--tinta); line-height: 1; letter-spacing: -.01em; }
.marca__slogan { font-size: .58rem; letter-spacing: .34em; text-transform: uppercase; color: var(--gris); margin-top: 4px; }
.marca__texto { display: flex; flex-direction: column; }

.nav { display: flex; align-items: center; gap: 1.9rem; }
.nav a { font-size: .95rem; font-weight: 450; color: var(--tinta-2); position: relative; padding: 4px 0; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: -1px; height: 1.5px; width: 0; background: var(--acento); transition: width var(--t); }
.nav a:hover::after, .nav a.activo::after { width: 100%; }
.nav a.activo { color: var(--tinta); font-weight: 560; }

.menu-btn { display: none; background: none; border: 0; cursor: pointer; padding: 8px; width: 42px; height: 42px; }
.menu-btn span { display: block; height: 2px; background: var(--tinta); margin: 5px 0; transition: var(--t); border-radius: 2px; }
.menu-btn.abierto span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn.abierto span:nth-child(2) { opacity: 0; }
.menu-btn.abierto span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 920px) {
  .menu-btn { display: block; }
  .header__cta { display: none; }
  .nav {
    position: absolute; top: 74px; left: 0; right: 0;
    background: var(--papel-2); border-bottom: 1px solid var(--linea);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px 22px 22px; display: none;
  }
  .nav.abierto { display: flex; }
  .nav a { padding: 15px 0; border-bottom: 1px solid var(--linea); }
  .nav a::after { display: none; }
  .nav .btn { margin-top: 16px; justify-content: center; }
}

/* ---------- Hero ---------- */
.hero { padding: clamp(50px, 8vw, 104px) 0 clamp(44px, 6vw, 84px); position: relative; }
.hero__grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: clamp(32px, 5vw, 76px); align-items: center; }
.hero__acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2rem; }
.hero__nota { display: flex; align-items: center; gap: .5em; margin-top: 1.5rem; font-size: .92rem; color: var(--gris); }
.hero__nota svg { width: 18px; height: 18px; color: var(--acento); }
.hero__visual { position: relative; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sombra-alta); aspect-ratio: 5/6; background: var(--papel-2); }
.hero__visual img { width: 100%; height: 100%; object-fit: cover; }
.hero__chips { position: absolute; left: 16px; bottom: 16px; right: 16px; display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  background: color-mix(in srgb, var(--blanco) 90%, transparent); backdrop-filter: blur(6px);
  border-radius: 100px; padding: .4em .9em; font-size: .8rem; font-weight: 550; color: var(--tinta);
  box-shadow: var(--sombra); display: inline-flex; align-items: center; gap: .4em;
}
.chip i { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
@media (max-width: 880px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { aspect-ratio: 16/11; order: -1; }
}

/* ---------- Tira de confianza ---------- */
.tira { display: flex; flex-wrap: wrap; gap: 14px 40px; align-items: center; justify-content: center; padding: 26px 0; border-top: 1px solid var(--linea); border-bottom: 1px solid var(--linea); }
.tira span { font-size: .9rem; color: var(--gris); display: inline-flex; align-items: center; gap: .5em; }
.tira svg { width: 18px; height: 18px; color: var(--acento); }

/* ---------- Encabezado de sección ---------- */
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; flex-wrap: wrap; margin-bottom: 2.6rem; }
.sec-head p { max-width: 42ch; margin: .4rem 0 0; }

/* ---------- Tarjetas de servicio ---------- */
.servicios { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; }
.tarjeta {
  background: var(--blanco); border-radius: var(--r-md); overflow: hidden;
  border: 1px solid var(--linea); display: flex; flex-direction: column;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.tarjeta:hover { transform: translateY(-6px); box-shadow: var(--sombra-alta); border-color: transparent; }
.tarjeta__img { aspect-ratio: 16/10; overflow: hidden; background: var(--papel-3); }
.tarjeta__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.tarjeta:hover .tarjeta__img img { transform: scale(1.05); }
.tarjeta__cuerpo { padding: 28px; display: flex; flex-direction: column; flex: 1; }
.tarjeta__num { font-family: var(--serif); font-size: .95rem; color: var(--acento); margin-bottom: .4rem; }
.tarjeta__cuerpo p { color: var(--gris); font-size: .97rem; }
.tarjeta ul { font-size: .93rem; color: var(--gris); list-style: none; padding: 0; margin-top: .3rem; }
.tarjeta ul li { padding-left: 1.4em; position: relative; }
.tarjeta ul li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: var(--acento); }
.tarjeta__link { margin-top: auto; padding-top: 18px; font-weight: 600; color: var(--acento); display: inline-flex; align-items: center; gap: .4em; font-size: .96rem; }
.tarjeta__link svg { width: 1.05em; height: 1.05em; transition: transform var(--t); }
.tarjeta__link:hover svg { transform: translateX(4px); }
.tarjeta--limpieza { --acento: var(--limpieza); }
.tarjeta--construccion { --acento: var(--construccion); }
.tarjeta--sublimado { --acento: var(--sublimado); }

/* ---------- Pasos ---------- */
.pasos { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 30px; counter-reset: paso; }
.paso { position: relative; padding-top: 56px; }
.paso::before {
  counter-increment: paso; content: counter(paso);
  position: absolute; top: 0; left: 0;
  font-family: var(--serif); font-size: 1.15rem; color: var(--acento);
  width: 42px; height: 42px; display: grid; place-items: center;
  border: 1.5px solid var(--acento); border-radius: 50%;
}
.paso p { color: var(--gris); font-size: .96rem; margin: 0; }

/* ---------- Galería ---------- */
.galeria { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.galeria figure { margin: 0; border-radius: var(--r-md); overflow: hidden; position: relative; aspect-ratio: 4/3; background: var(--papel-3); cursor: zoom-in; }
.galeria img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.galeria figure:hover img { transform: scale(1.05); }
.galeria figcaption { position: absolute; inset: auto 0 0 0; padding: 30px 16px 14px; background: linear-gradient(transparent, rgba(16,16,16,.6)); color: #fff; font-size: .9rem; font-weight: 500; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 200; display: none; background: rgba(20,19,15,.93); padding: 5vh 5vw; align-items: center; justify-content: center; }
.lightbox.abierto { display: flex; }
.lightbox img { max-width: 100%; max-height: 90vh; object-fit: contain; border-radius: var(--r-sm); }
.lightbox__cerrar { position: absolute; top: 18px; right: 22px; background: none; border: 0; color: #fff; font-size: 2.4rem; line-height: 1; cursor: pointer; padding: 8px; }

/* ---------- Precios ---------- */
.precios { display: grid; grid-template-columns: repeat(auto-fit, minmax(265px, 1fr)); gap: 22px; }
.precio { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--r-md); padding: 32px; display: flex; flex-direction: column; position: relative; }
.precio.destacado { border-color: var(--acento); box-shadow: var(--sombra); }
.precio__tag { position: absolute; top: -11px; left: 32px; background: var(--acento); color: #fff; font-size: .72rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: .3em .8em; border-radius: 100px; }
.precio h3 { margin-bottom: .2rem; }
.precio__valor { font-family: var(--serif); font-size: 2.1rem; color: var(--tinta); line-height: 1; margin: .5rem 0 1.1rem; }
.precio__valor small { font-family: var(--sans); font-size: .82rem; font-weight: 500; color: var(--gris); }
.precio ul { font-size: .94rem; color: var(--gris); list-style: none; padding: 0; }
.precio li { padding-left: 1.6em; position: relative; margin-bottom: .55em; }
.precio li::before { content: ""; position: absolute; left: 0; top: .15em; width: 1.05em; height: 1.05em; border-radius: 50%; background: color-mix(in srgb, var(--acento) 15%, transparent); }
.precio li::after { content: ""; position: absolute; left: .34em; top: .5em; width: .34em; height: .18em; border-left: 1.6px solid var(--acento); border-bottom: 1.6px solid var(--acento); transform: rotate(-45deg); }
.precio .btn { margin-top: auto; }

/* ---------- CTA ---------- */
.cta-franja { background: var(--tinta); color: var(--papel); border-radius: var(--r-lg); padding: clamp(40px, 6vw, 72px); text-align: center; position: relative; overflow: hidden; }
.cta-franja::before { content: ""; position: absolute; width: 360px; height: 360px; border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--acento) 55%, transparent), transparent 70%); top: -140px; right: -80px; }
.cta-franja > * { position: relative; }
.cta-franja h2 { color: var(--papel); }
.cta-franja p { color: color-mix(in srgb, var(--papel) 72%, transparent); max-width: 50ch; margin-inline: auto; }
.cta-franja .btn--line { border-color: color-mix(in srgb, var(--papel) 50%, transparent); color: var(--papel); }
.cta-franja .btn--line:hover { background: var(--papel); color: var(--tinta); }
.cta-franja__acciones { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 1.8rem; }

/* ---------- Contacto / formulario ---------- */
.contacto__grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: clamp(32px, 5vw, 68px); align-items: start; }
@media (max-width: 880px) { .contacto__grid { grid-template-columns: 1fr; } }
.contacto__dato { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 22px; }
.contacto__dato svg { width: 22px; height: 22px; color: var(--acento); flex: none; margin-top: 3px; }
.contacto__dato strong { display: block; color: var(--tinta); font-size: .97rem; }
.contacto__dato a, .contacto__dato span { color: var(--gris); font-size: .94rem; }
.contacto__dato a:hover { color: var(--acento); }

.form { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--r-md); padding: clamp(24px, 4vw, 40px); box-shadow: var(--sombra); }
.campo { margin-bottom: 18px; }
.campo label { display: block; font-size: .87rem; font-weight: 600; color: var(--tinta); margin-bottom: .45rem; }
.campo input, .campo select, .campo textarea {
  width: 100%; padding: .82em .95em; font-family: inherit; font-size: .97rem;
  color: var(--tinta); background: var(--papel-2);
  border: 1.5px solid var(--linea); border-radius: var(--r-sm);
  transition: border-color var(--t), box-shadow var(--t);
}
.campo textarea { resize: vertical; min-height: 118px; }
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none; border-color: var(--acento);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--acento) 16%, transparent);
}
.campo--doble { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 520px) { .campo--doble { grid-template-columns: 1fr; } }
.campo__error { display: none; color: #C0392B; font-size: .82rem; margin-top: .35rem; }
.campo.con-error input, .campo.con-error select, .campo.con-error textarea { border-color: #C0392B; }
.campo.con-error .campo__error { display: block; }
.form__nota { font-size: .82rem; color: var(--gris); margin: 14px 0 0; text-align: center; }
.form__aviso { display: none; padding: 14px 16px; border-radius: var(--r-sm); font-size: .93rem; margin-bottom: 18px; }
.form__aviso.ok { display: block; background: #E7F6EC; color: #1E6B3A; border: 1px solid #BFE5CD; }
.form__aviso.error { display: block; background: #FBEAE8; color: #A32B1C; border: 1px solid #F0C7C1; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; }

/* ---------- Testimonios ---------- */
.testimonios { display: grid; grid-template-columns: repeat(auto-fit, minmax(275px, 1fr)); gap: 22px; }
.testimonio { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--r-md); padding: 30px; }
.testimonio p { font-family: var(--serif); font-size: 1.12rem; font-style: italic; color: var(--tinta); line-height: 1.4; }
.testimonio footer { font-size: .88rem; color: var(--gris); display: flex; align-items: center; gap: 12px; margin-top: 1rem; }
.testimonio__ini { width: 40px; height: 40px; border-radius: 50%; background: color-mix(in srgb, var(--acento) 16%, transparent); color: var(--acento); display: grid; place-items: center; font-weight: 700; flex: none; }
.testimonio footer strong { color: var(--tinta); display: block; }
.estrellas { color: #E0A42B; letter-spacing: 2px; margin-bottom: .8rem; font-size: .9rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 760px; margin-inline: auto; }
.faq details { border-bottom: 1px solid var(--linea); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 40px 20px 0; font-weight: 600; color: var(--tinta); position: relative; font-size: 1.04rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); font-size: 1.6rem; font-weight: 300; color: var(--acento); transition: transform var(--t); }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--gris); font-size: .97rem; padding-bottom: 20px; margin: 0; }

/* ---------- Footer ---------- */
.footer { background: var(--tinta); color: color-mix(in srgb, var(--papel) 60%, transparent); padding: 68px 0 30px; }
.footer__grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 38px; }
@media (max-width: 780px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .footer__grid { grid-template-columns: 1fr; } }
.footer h4 { color: var(--papel); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer a:hover { color: var(--papel); }
.footer ul { list-style: none; padding: 0; font-size: .94rem; }
.footer ul li { margin-bottom: .55em; }
.footer .marca__nombre { color: var(--papel); }
.footer .marca__slogan { color: color-mix(in srgb, var(--papel) 50%, transparent); }
.footer__texto { font-size: .94rem; max-width: 32ch; margin-top: 1.1rem; }
.footer__bajo { border-top: 1px solid color-mix(in srgb, var(--papel) 14%, transparent); margin-top: 50px; padding-top: 24px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: .85rem; }

/* ---------- WhatsApp flotante ---------- */
.wa-flotante { position: fixed; right: 20px; bottom: 20px; z-index: 90; width: 58px; height: 58px; border-radius: 50%; background: var(--whatsapp); display: grid; place-items: center; box-shadow: 0 10px 30px rgba(37,211,102,.5); transition: transform var(--t); }
.wa-flotante:hover { transform: scale(1.08); }
.wa-flotante svg { width: 31px; height: 31px; color: #fff; }

/* ---------- Page head (interna) ---------- */
.page-head { padding: clamp(40px, 6vw, 76px) 0 clamp(36px, 5vw, 56px); }
.migas { font-size: .85rem; color: var(--gris); margin-bottom: 1.3rem; }
.migas a:hover { color: var(--acento); }
.page-head__grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: clamp(30px, 5vw, 60px); align-items: center; }
@media (max-width: 880px) { .page-head__grid { grid-template-columns: 1fr; } }
.page-head__visual { border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 16/11; box-shadow: var(--sombra-alta); }
.page-head__visual img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal:nth-child(2) { transition-delay: .06s; }
.reveal:nth-child(3) { transition-delay: .12s; }
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}