/* ==========================================================================
   Estudio Malla & Asociados — hoja de estilos única
   Reemplaza: materialize.css, normalize.css, main.css, estilos.css,
   estilos-generales.css, galeria_videos.css y slider3.css
   Para cambiar la paleta o las tipografías, editá solo los tokens de :root.
   ========================================================================== */

:root {
  /* Color */
  --blue: #1f4a9a;
  --blue-700: #173a7a;
  --navy: #0f2347;
  --orange: #f49930;
  --orange-700: #e08416;
  --mist: #f2f5fa;
  --line: #d8e0ee;
  --text: #1e2b45;
  --muted: #55617a;
  --white: #fff;

  /* Tipografía */
  --font-display: "Newsreader", Georgia, "Times New Roman", serif;
  --font-body: "Figtree", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Layout */
  --wrap: 72rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 10px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font: 400 1.0625rem/1.65 var(--font-body);
  color: var(--text);
  background: var(--white);
}

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

h1, h2, h3 {
  margin: 0 0 .6em;
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--navy);
  text-wrap: balance;
}
h1 { font-size: clamp(2.4rem, 5.4vw, 3.9rem); line-height: 1.05; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.5rem; }

p { margin: 0 0 1em; max-width: 65ch; text-wrap: pretty; }
address { font-style: normal; }
ul { margin: 0 0 1em; padding-left: 1.2rem; }
li { margin: .3em 0; }
li::marker { color: var(--orange); }

a { color: var(--blue); text-underline-offset: .2em; }
a:hover { color: var(--blue-700); }

:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 4px; }
.on-dark :focus-visible { outline-color: var(--orange); }

.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  padding: .7rem 1rem; background: var(--navy); color: #fff; border-radius: 6px;
}
.skip-link:focus { top: 1rem; }

.icon { width: 1.25em; height: 1.25em; flex: none; }

/* ---------- Estructura ---------- */
.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }

.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section--mist { background: var(--mist); }
.section--navy { background: var(--navy); color: #d7e0f2; }
.section--navy h2, .section--navy h3 { color: #fff; }

.section-head { max-width: 46rem; margin-bottom: 2.5rem; }
.section-head p { color: var(--muted); font-size: 1.15rem; }

.lead { font-size: 1.25rem; max-width: 40rem; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .85rem 1.35rem;
  border: 2px solid transparent; border-radius: 8px;
  font: 700 1rem/1.2 var(--font-body);
  text-decoration: none; cursor: pointer;
  transition: background-color .15s, border-color .15s, color .15s;
}
.btn--primary { background: var(--orange); color: var(--navy); }
.btn--primary:hover { background: var(--orange-700); color: var(--navy); }
.btn--ghost { border-color: var(--blue); color: var(--blue); background: transparent; }
.btn--ghost:hover { background: var(--blue); color: #fff; }
.btn--light { border-color: rgba(255, 255, 255, .55); color: #fff; background: transparent; }
.btn--light:hover { background: #fff; color: var(--navy); }
.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; }

.link-more { font-weight: 700; }

/* ---------- Encabezado ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .97);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; gap: 1.5rem; min-height: 4.5rem; }
.brand img { height: 2.75rem; width: auto; }

.nav { display: flex; align-items: center; gap: .25rem; margin-left: auto; }
.nav a:not(.btn) {
  padding: .6rem .8rem; border-radius: 6px;
  color: var(--navy); font-weight: 600; text-decoration: none;
}
.nav a:not(.btn):hover { background: var(--mist); }
.nav a[aria-current="page"] { color: var(--blue); box-shadow: inset 0 -3px 0 var(--orange); border-radius: 6px 6px 0 0; }
.nav .btn { margin-left: .5rem; padding: .65rem 1.1rem; }

.nav-toggle {
  display: none; margin-left: auto; padding: .6rem;
  background: none; border: 0; border-radius: 6px; color: var(--navy); cursor: pointer;
}
.nav-toggle .icon { width: 1.75rem; height: 1.75rem; color: var(--navy);}
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-open { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

@media (max-width: 62rem) {
  .nav-toggle { display: inline-flex; }
  .site-header .wrap { flex-wrap: wrap; }
  .nav {
    flex-direction: column; align-items: stretch; width: 100%;
    margin: 0; padding: .5rem 0 1.25rem;
  }
  .nav a:not(.btn) { padding: .85rem .5rem; border-bottom: 1px solid var(--line); border-radius: 0; box-shadow: none; }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--orange); padding-left: 1rem; }
  .nav .btn { margin: 1rem 0 0; }
  .js .site-header .wrap { flex-wrap: nowrap; }
  .js .nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    padding-inline: var(--gutter); background: #fff; border-bottom: 1px solid var(--line);
  }
  .js .nav.is-open { display: flex; }
}

/* ---------- Portada (hero) ---------- */
.hero { padding-block: clamp(2.5rem, 6vw, 5rem) clamp(3rem, 7vw, 5.5rem); background: var(--mist); }
.hero__grid {
  display: grid; align-items: center; gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
}
.hero__actions { margin-top: 1.75rem; }
.hero__note { margin: 1.5rem 0 0; font-size: .95rem; color: var(--muted); }
@media (max-width: 60rem) { .hero__grid { grid-template-columns: 1fr; } }

.rings { margin: 0; }
.rings svg { width: 100%; max-width: 31rem; margin-inline: auto; overflow: visible; }
.rings text { font-family: var(--font-display); font-weight: 500; fill: var(--navy); text-anchor: middle; }
.rings .t-side { font-size: 24px; }
.rings .t-mid { font-size: 20px; }
.rings figcaption { max-width: 28rem; margin: 1rem auto 0; text-align: center; color: var(--muted); font-size: .95rem; }

@media (prefers-reduced-motion: no-preference) {
  .ring { stroke-dasharray: 890; stroke-dashoffset: 890; animation: ring-draw 1.5s cubic-bezier(.5, 0, .2, 1) .15s forwards; }
  .ring--b { animation-delay: .45s; }
  .ring-over, .rings .fills, .rings .labels { opacity: 0; animation: ring-fade .7s ease-out 1.7s forwards; }
  .ring-over { animation-delay: 1.9s; }
}
@keyframes ring-draw { to { stroke-dashoffset: 0; } }
@keyframes ring-fade { to { opacity: 1; } }

/* ---------- Preocupaciones ---------- */
.concerns { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.concern { padding: 2rem 1.75rem 0 0; }
.concern + .concern { padding-left: 1.75rem; border-left: 1px solid var(--line); }
.concern h3 { font-size: 1.55rem; line-height: 1.2; }
.concern p { color: var(--muted); }
@media (max-width: 56rem) {
  .concerns { grid-template-columns: 1fr; }
  .concern, .concern + .concern { padding: 1.75rem 0; border-left: 0; border-bottom: 1px solid var(--line); }
}

/* ---------- Servicios (portada) ---------- */
.feature {
  display: grid; align-items: center; gap: clamp(1.5rem, 4vw, 3.5rem);
  grid-template-columns: 1fr 1fr; margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.feature--flip .feature__media { order: 2; }
.feature__media img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--radius); }
.feature h3 { font-size: clamp(1.7rem, 2.8vw, 2.2rem); }
.feature p { color: var(--muted); }
@media (max-width: 52rem) {
  .feature { grid-template-columns: 1fr; }
  .feature--flip .feature__media { order: 0; }
}

.service-list {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 3rem;
  margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line);
}
.service-list li { margin: 0; padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.service-list h3 { margin-bottom: .35em; font-size: 1.5rem; }
.service-list p { color: var(--muted); margin-bottom: .6em; }
@media (max-width: 52rem) { .service-list { grid-template-columns: 1fr; } }

/* ---------- Directora / bio ---------- */
.bio { display: grid; align-items: center; gap: clamp(2rem, 5vw, 4rem); grid-template-columns: 19rem minmax(0, 1fr); }
.photo-ring {
  width: min(100%, 19rem); aspect-ratio: 1; margin-inline: auto;
  border-radius: 50%; object-fit: cover;
  box-shadow: 0 0 0 6px #fff, 0 0 0 11px var(--orange);
}
@media (max-width: 48rem) { .bio { grid-template-columns: 1fr; } .photo-ring { width: min(100%, 15rem); } }

/* ---------- Clientes ---------- */
.logos {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 1rem;
  margin: 0; padding: 0; list-style: none;
}
.logos li {
  display: flex; align-items: center; justify-content: center;
  height: 6.5rem; margin: 0; padding: .75rem;
  background: #fff; border: 1px solid var(--line); border-radius: 8px;
}
.logos img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; filter: grayscale(1); opacity: .9; }
.logos li:hover img { filter: none; opacity: 1; }
@media (max-width: 62rem) { .logos { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 40rem) { .logos { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Video ---------- */
.video { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: var(--navy); }
.video video { width: 100%; height: 100%; object-fit: contain; background: var(--navy); }
.split { display: grid; align-items: center; gap: clamp(2rem, 5vw, 4rem); grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); }
@media (max-width: 52rem) { .split { grid-template-columns: 1fr; } }

/* ---------- Llamado final ---------- */
.cta { display: grid; align-items: center; gap: 2rem; grid-template-columns: minmax(0, 1fr) auto; }
.cta h2 { margin-bottom: .3em; }
.cta p { margin: 0; }
@media (max-width: 52rem) { .cta { grid-template-columns: 1fr; } }

/* ---------- Pie ---------- */
.site-footer { padding-block: 3.5rem 2rem; background: var(--mist); border-top: 1px solid var(--line); font-size: .98rem; }
.footer-grid { display: grid; gap: 2.5rem; grid-template-columns: 1.3fr 1fr 1fr 1fr; }
.footer-grid h2 { margin-bottom: .6em; font: 700 1rem/1.3 var(--font-body); letter-spacing: 0; color: var(--navy); }
.footer-grid ul { margin: 0; padding: 0; list-style: none; }
.footer-grid li { margin: .35em 0; }
.footer-grid li::marker { content: none; }
.footer-grid address { font-style: normal; }
.footer-brand img { height: 3rem; width: auto; margin-bottom: 1rem; }
.footer-brand p { color: var(--muted); }
.footer-legal { margin: 2.5rem 0 0; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .9rem; max-width: none; }
.hours { margin: 0; }
.hours dt { font-weight: 600; color: var(--navy); }
.hours dd { margin: 0 0 .5rem; }
.contact-lines li { display: flex; gap: .6rem; align-items: flex-start; }
.contact-lines .icon { margin-top: .3em; color: var(--blue); }
@media (max-width: 62rem) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 36rem) { .footer-grid { grid-template-columns: 1fr; } }

.wa-float {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 40;
  display: grid; place-items: center; width: 3.5rem; height: 3.5rem;
  border-radius: 50%; background: #25d366; color: #fff;
  box-shadow: 0 4px 14px rgba(15, 35, 71, .3);
}
.wa-float:hover { color: #fff; background: #1ebe5a; }
.wa-float .icon { width: 1.9rem; height: 1.9rem; }

/* ---------- Páginas internas ---------- */
.page-hero { padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(2rem, 4vw, 3rem); background: var(--mist); }
.page-hero h1 { font-size: clamp(2.2rem, 4.6vw, 3.25rem); max-width: 28ch; }
.page-hero p { margin: 0; color: var(--muted); font-size: 1.2rem; max-width: 44rem; }

/* Servicios: índice lateral */
.service-layout { display: grid; align-items: start; gap: 3.5rem; grid-template-columns: 15rem minmax(0, 1fr); }
.side-nav { position: sticky; top: 6rem; }
.side-nav ul { margin: 0; padding: 0; list-style: none; border-left: 2px solid var(--line); }
.side-nav li { margin: 0; }
.side-nav li::marker { content: none; }
.side-nav a { display: block; padding: .5rem 1rem; color: var(--text); font-weight: 600; text-decoration: none; }
.side-nav a:hover { color: var(--blue); }
@media (max-width: 60rem) {
  .service-layout { grid-template-columns: 1fr; gap: 2rem; }
  .side-nav { position: static; }
  .side-nav ul { display: flex; flex-wrap: wrap; gap: .5rem; border: 0; }
  .side-nav a { padding: .45rem .9rem; border: 1px solid var(--line); border-radius: 999px; font-size: .95rem; }
}

.service { margin-bottom: 4rem; padding-bottom: 4rem; border-bottom: 1px solid var(--line); }
.service:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: 0; }
.service > img { width: 100%; max-height: 22rem; margin: 1.5rem 0 2rem; object-fit: cover; border-radius: var(--radius); }
.service h3 { margin-top: 1.75em; }

.quote {
  margin: 2rem 0; padding-left: 1.5rem; max-width: 36rem;
  border-left: 4px solid var(--orange);
  font: 500 clamp(1.35rem, 2.4vw, 1.7rem)/1.35 var(--font-display); color: var(--navy);
}

/* Acordeón nativo */
.acc { border-bottom: 1px solid var(--line); }
.acc:first-of-type { border-top: 1px solid var(--line); }
.acc summary {
  display: flex; justify-content: space-between; gap: 1rem; padding: 1rem 0;
  font-weight: 700; color: var(--navy); cursor: pointer; list-style: none;
}
.acc summary::-webkit-details-marker { display: none; }
.acc summary::after { content: "+"; font-size: 1.5rem; line-height: 1; color: var(--blue); }
.acc[open] summary::after { content: "\2013"; }
.acc ul { margin: 0 0 1.25rem; }
.acc p { margin-bottom: 1.25rem; }

/* Talleres */
.courses { display: grid; gap: 2.5rem 2rem; grid-template-columns: repeat(2, 1fr); margin-top: 2rem; }
.course img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: var(--radius); margin-bottom: 1rem; }
.course h3 { margin-top: 0; }
.course p { margin-bottom: .6em; }
.course .meta { color: var(--muted); font-size: .95rem; }
@media (max-width: 48rem) { .courses { grid-template-columns: 1fr; } }

/* Equipo */
.people { display: grid; gap: 3rem 2rem; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 0; list-style: none; }
.person { margin: 0; }
.person img { width: 9.5rem; aspect-ratio: 1; margin-bottom: 1rem; border-radius: 50%; object-fit: cover; }
.person h3 { margin-bottom: .2em; }
.person .role { color: var(--muted); margin-bottom: .75rem; }
.person details { margin-top: .5rem; }
.person summary { cursor: pointer; font-weight: 700; color: var(--blue); }
.person details ul { margin-top: .75rem; font-size: .98rem; }
@media (max-width: 62rem) { .people { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 40rem) { .people { grid-template-columns: 1fr; } }

.checks { padding-left: 1.2rem; }
.checks li { margin: .45em 0; }

/* Novedades */
.slides {
  display: grid; grid-auto-flow: column; grid-auto-columns: min(82%, 26rem); gap: 1rem;
  margin: 1.5rem 0; padding-bottom: 1rem; overflow-x: auto; scroll-snap-type: x mandatory;
}
.slides img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 8px; scroll-snap-align: start; }

.tips { display: grid; gap: 2rem 1.5rem; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 0; list-style: none; }
.tips li { margin: 0; }
.tips h3 { margin: .75rem 0 0; font-size: 1.15rem; }
@media (max-width: 62rem) { .tips { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 40rem) { .tips { grid-template-columns: 1fr; } }

.event { display: grid; align-items: start; gap: 2rem; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); padding-block: 2.5rem; border-top: 1px solid var(--line); }
.event h3 { margin-top: 0; }
.event .media-stack { display: grid; gap: 1rem; }
.event img, .event .video { border-radius: var(--radius); width: 100%; }
.video--portrait { aspect-ratio: 9 / 16; max-width: 18rem; }
@media (max-width: 52rem) { .event { grid-template-columns: 1fr; } }

.article { max-width: 44rem; }
.article h3 { margin-top: 1.75em; }
.notice { padding: 1rem 1.25rem; background: var(--mist); border-radius: 8px; max-width: 44rem; }
.notice p { margin: 0; }

/* Contacto */
.contact-grid { display: grid; align-items: start; gap: clamp(2rem, 5vw, 4rem); grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); }
@media (max-width: 56rem) { .contact-grid { grid-template-columns: 1fr; } }

.form { display: grid; gap: 1.1rem; }
.field-row { display: grid; gap: 1.1rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 36rem) { .field-row { grid-template-columns: 1fr; } }
.field label { display: block; margin-bottom: .3rem; font-weight: 600; color: var(--navy); }
.field input, .field textarea {
  width: 100%; padding: .8rem .9rem;
  font: inherit; color: var(--text); background: #fff;
  border: 1.5px solid #9fb0cc; border-radius: 8px;
}
.field textarea { min-height: 9rem; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--blue); outline: 3px solid rgba(31, 74, 154, .25); outline-offset: 0; }
.hp { position: absolute; left: -9999px; }
.form-note { margin: 0; color: var(--muted); font-size: .92rem; }
.alert { padding: 1rem 1.25rem; border-radius: 8px; background: #fdecea; color: #7a1c13; border: 1px solid #f0b8b2; }
.alert[hidden] { display: none; }

.info-card { padding: 1.75rem; background: var(--mist); border-radius: var(--radius); }
.info-card h2 { font-size: 1.5rem; }
.info-card ul { margin: 0 0 1.5rem; padding: 0; list-style: none; }
.info-card li::marker { content: none; }
.map { height: clamp(18rem, 38vw, 26rem); margin-top: 3rem; border-radius: var(--radius); overflow: hidden; background: var(--mist); }
.map iframe { width: 100%; height: 100%; border: 0; }

.center-page { min-height: 60vh; display: grid; align-content: center; }
.center-page p { font-size: 1.15rem; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

@media (max-width: 36rem) {
  .btn-row .btn { width: 100%; }
}