/* ============================================================
   EXPOD INC — Sistema visual monocromo (blanco / negro)
   Estética: agencia creativa europea. Sin color de acento.
   ============================================================ */

:root {
  --black:   #000000;
  --ink:     #0a0a0a;
  --ink-2:   #141414;
  --paper:   #f3f2ef;   /* off-white */
  --paper-2: #eceae5;
  --line:    #e2e0db;
  --line-dk: #262626;
  --text:    #161616;
  --muted:   #6f6f6f;
  --muted-dk:#9a9a9a;
  --white:   #ffffff;
  /* compat con estilos antiguos */
  --gold:      #0a0a0a;
  --gold-soft: #ffffff;
  --maxw: 1280px;
  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600; color: var(--ink); line-height: 1.1; letter-spacing: -.01em;
}
h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
h3 { font-size: 1.3rem; font-weight: 600; letter-spacing: -.01em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }

/* ---------- Utilidades ---------- */
.eyebrow {
  display: inline-block; font-family: var(--font-sans);
  font-size: .74rem; font-weight: 600; letter-spacing: .22em; text-transform: uppercase;
  color: var(--ink); margin-bottom: 22px;
}
.eyebrow::before { content: ""; display:inline-block; width: 26px; height:1px; background: currentColor; vertical-align: middle; margin-right: 12px; margin-bottom: 4px; }
.eyebrow.on-dark { color: #fff; }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 56ch; line-height: 1.7; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.divider { width: 40px; height: 2px; background: var(--ink); border: 0; margin: 24px 0; }
.divider.center { margin: 24px auto; }
.bg-ink .divider, .on-dark + .divider, .cta-band .divider { background:#fff; }

.section { padding: 110px 0; }
.section-sm { padding: 70px 0; }
.bg-paper { background: var(--paper); }
.bg-paper-2 { background: var(--paper-2); }
.bg-ink { background: var(--ink); color: #c9c9c9; }
.bg-ink h1, .bg-ink h2, .bg-ink h3 { color: #fff; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-sans); font-weight: 500; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase;
  padding: 17px 34px; border-radius: 0; cursor: pointer;
  transition: background .3s ease, color .3s ease, border-color .3s ease; border: 1px solid transparent; white-space: nowrap;
}
.btn-dark { background: var(--ink); color: #fff; border-color: var(--ink); }
.btn-dark:hover { background: transparent; color: var(--ink); }
.btn-light { background: #fff; color: var(--ink); border-color: #fff; }
.btn-light:hover { background: transparent; color: #fff; }
.btn-primary { background: #fff; color: var(--ink); border-color: #fff; }   /* usado sobre fondos oscuros */
.btn-primary:hover { background: transparent; color: #fff; }
.btn-outline { background: transparent; border-color: var(--ink); color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: #fff; }
.btn-ghost-light { background: transparent; border-color: rgba(255,255,255,.45); color: #fff; }
.btn-ghost-light:hover { background: #fff; color: var(--ink); border-color:#fff; }
.btn .arrow { transition: transform .3s ease; }
.btn:hover .arrow { transform: translateX(5px); }

/* ---------- Header ---------- */
.topbar { display: none; }   /* retirado para una cabecera más limpia */

.site-header {
  position: sticky; top: 0; z-index: 100; background: var(--black);
  border-bottom: 1px solid #1c1c1c;
}
.nav { display: flex; align-items: center; justify-content: flex-start; height: 92px; }
.brand { display: inline-flex; align-items: center; background: #fff; padding: 9px 16px; }
.brand img { height: 50px; width: auto; display: block; }

.nav-links { display: flex; align-items: center; gap: 6px; margin-left: auto; }

/* ---- Selector de idioma (banderas) ---- */
.lang-switch { display: flex; align-items: center; gap: 7px; margin-left: 22px; }
.lang-switch button { width: 26px; height: 18px; padding: 0; border: 0; background: none; cursor: pointer; opacity: .42; transition: opacity .2s ease; line-height: 0; }
.lang-switch button svg { width: 26px; height: 18px; display: block; outline: 1px solid rgba(255,255,255,.22); }
.lang-switch button:hover { opacity: .8; }
.lang-switch button.active { opacity: 1; }
.lang-switch button.active svg { outline: 1px solid #fff; }
.nav-links a {
  font-size: .78rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
  color: #cfcfcf; padding: 10px 16px; position: relative; transition: color .25s;
}
.nav-links a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 2px; height: 1px;
  background: #fff; transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.nav-links a:hover { color: #fff; }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: #fff; }
.nav-cta { margin-left: 16px; }
.nav-cta .btn { background:#fff; color:#000; border-color:#fff; padding: 14px 24px; }
.nav-cta .btn:hover { background: transparent; color:#fff; }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; width: 46px; height: 46px; }
.nav-toggle span { display: block; width: 26px; height: 2px; background: #fff; margin: 5px auto; transition: .3s; }
.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity: 0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO SLIDER ---------- */
.slider { position: relative; background: #000; overflow: hidden; }
.slides { position: relative; height: clamp(560px, 82vh, 820px); }
.slide {
  position: absolute; inset: 0; opacity: 0; visibility: hidden; overflow: hidden;
  transition: opacity 1s ease; display: flex; align-items: flex-end;
}
.slide.is-active { opacity: 1; visibility: visible; }
.slide-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0;
  transform: scale(1.06); transition: transform 7s ease;
}
.slide.is-active .slide-bg { transform: scale(1); }
.slide::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(90deg, rgba(18,18,20,.82) 0%, rgba(18,18,20,.58) 55%, rgba(18,18,20,.48) 100%),
    rgba(28,28,30,.28);
}
.slide-inner { position: relative; z-index: 2; padding-bottom: 120px; max-width: 760px; }
.slide-inner .eyebrow { color: #fff; }
.slide-inner h1 { color: #fff; }
.slide-inner .btn { margin-top: 36px; }
.slide-index { position: relative; z-index:2; font-family: var(--font-display); font-size:.8rem; color:#fff; letter-spacing:.2em; margin-bottom: 18px; }

.slide-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  width: 58px; height: 58px; border: 1px solid rgba(255,255,255,.4); background: transparent;
  color: #fff; font-size: 1.6rem; cursor: pointer; display: grid; place-items: center; transition: all .25s;
}
.slide-arrow:hover { background: #fff; color: #000; }
.slide-arrow.prev { left: 28px; } .slide-arrow.next { right: 28px; }
.slide-dots { position: absolute; bottom: 38px; left: 0; right: 0; z-index: 5; display: flex; gap: 12px; justify-content: center; }
.slide-dots button { width: 38px; height: 3px; border: 0; background: rgba(255,255,255,.35); cursor: pointer; padding: 0; transition: background .25s; }
.slide-dots button.active { background: #fff; }

/* ---------- Page hero (interior) ---------- */
.page-hero { position: relative; color: #fff; background: #000; overflow: hidden; }
.page-hero .container { position: relative; z-index: 2; padding-top: 120px; padding-bottom: 110px; }
.page-hero h1 { color: #fff; max-width: 16ch; }
.page-hero p { color: #c4c4c4; max-width: 54ch; margin-top: 22px; font-size: 1.1rem; }
.crumbs { font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: #8a8a8a; margin-bottom: 26px; }
.crumbs a:hover { color: #fff; } .crumbs span { color: #fff; }

/* ---------- Grid ---------- */
.grid { display: grid; gap: 1px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); gap: 60px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); gap: 56px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); gap: 48px; }
.align-center { align-items: center; }

/* ---------- Split feature ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.split.reverse .split-media { order: 2; }
.split-media { position: relative; overflow: hidden; }
.split-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s ease; }
.split-media .badge {
  position: absolute; bottom: 0; left: 0; background: #000; color: #fff; padding: 24px 28px; max-width: 230px;
}
.split-media .badge .num { font-family: var(--font-display); font-size: 2rem; color: #fff; }
.split-media .badge .txt { font-size: .82rem; color: #bdbdbd; margin-top: 4px; }

/* ---------- Cards (planas, sin marco IA) ---------- */
.card { background: transparent; border: 0; border-top: 1px solid var(--ink); border-radius: 0; padding: 32px 0 0; transition: none; height: 100%; }
.card .icn { width: 40px; height: 40px; border: 0; background: transparent; color: var(--ink); display: flex; align-items: center; margin-bottom: 22px; padding: 0; }
.card .icn svg { width: 30px; height: 30px; }
.card h3 { margin-bottom: 12px; }
.card p { color: var(--muted); font-size: .98rem; }
.card.dark { border-top-color: #333; }
.card.dark h3 { color:#fff; } .card.dark p { color:#a5a5a5; }

/* ---------- Service index (lista editorial) ---------- */
.svc-index { border-top: 1px solid var(--ink); }
.svc-row { display: block; border-bottom: 1px solid var(--ink); position: relative; transition: background .45s ease, color .45s ease, padding .45s ease; }
.svc-head { display: grid; grid-template-columns: 90px 1fr auto; align-items: center; gap: 24px; padding: 30px 28px; }
.svc-no { font-family: var(--font-display); font-size: .9rem; font-weight: 600; letter-spacing: .08em; }
.svc-title { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.5rem, 3.2vw, 2.4rem); letter-spacing: -.02em; line-height: 1; }
.svc-index.compact .svc-title { font-size: clamp(1.2rem, 2.2vw, 1.65rem); }
.svc-plus { font-size: 1.4rem; opacity: .5; transition: transform .4s ease, opacity .3s; }
.svc-detail { max-height: 0; overflow: hidden; transition: max-height .5s ease; }
.svc-detail .inner { padding: 0 28px 34px 142px; max-width: 760px; }
.svc-detail p { color: inherit; opacity: .82; }
.svc-row:hover, .svc-row.open { background: var(--ink); color: #fff; }
.svc-row:hover .svc-title, .svc-row.open .svc-title { color: #fff; }
.svc-row:hover .svc-plus, .svc-row.open .svc-plus { opacity: 1; transform: rotate(45deg); }
.svc-row.open .svc-detail { max-height: 240px; }
@media (hover: hover) { .svc-row:hover .svc-detail { max-height: 240px; } }

/* ---------- Method steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.step { padding: 36px 30px 36px 0; border-top: 2px solid var(--ink); margin-right: 30px; }
.steps.on-dark .step { border-top-color: #fff; }
.step .ring { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: var(--ink); margin-bottom: 18px; line-height: 1; }
.steps.on-dark .step .ring { color: #fff; }
.step h3 { font-size: 1.15rem; margin-bottom: 10px; }
.step p { font-size: .92rem; color: var(--muted); }
.steps.on-dark .step h3 { color:#fff; } .steps.on-dark .step p { color:#a5a5a5; }

/* ---------- Stats ---------- */
.stats-band { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.stats-band > div { padding: 0 30px; border-left: 1px solid #2c2c2c; }
.stats-band > div:first-child { border-left: 0; padding-left: 0; }
.stats-band .num { font-family: var(--font-display); font-weight: 700; font-size: 3rem; color: #fff; line-height: 1; }
.stats-band .lbl { color: #9a9a9a; font-size: .86rem; margin-top: 10px; letter-spacing: .02em; }

/* ---------- Checklist ---------- */
.checklist { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.checklist li { display: flex; gap: 14px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: .98rem; }
.checklist svg { flex: 0 0 16px; color: var(--ink); }

/* ---------- Case studies ---------- */
.case { display: grid; grid-template-columns: 1fr 1fr; background: transparent; border-top: 1px solid var(--ink); }
.case:last-child { border-bottom: 1px solid var(--ink); }
.case:nth-child(even) .case-media { order: 2; }
.case-media { position: relative; min-height: 380px; overflow: hidden; }
.case-media img { position:absolute; inset:0; width:100%; height:100%; object-fit: cover; }
.case-tag { position:absolute; top:24px; left:24px; background: #000; color:#fff; font-size:.68rem; letter-spacing:.16em; text-transform:uppercase; padding:8px 14px; }
.case-body { padding: 56px; display: flex; flex-direction: column; justify-content: center; }
.case-body h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); margin-bottom: 18px; }
.case-body .res { display:flex; gap: 48px; margin-top: 30px; padding-top: 26px; border-top:1px solid var(--line); flex-wrap: wrap; }
.case-body .res .num { font-family: var(--font-display); font-weight: 700; font-size: 2rem; color: var(--ink); }
.case-body .res .lbl { font-size: .8rem; color: var(--muted); max-width: 18ch; }

/* ---------- Quotes ---------- */
.quote { background: transparent; border: 0; border-top: 1px solid var(--ink); padding: 34px 0 0; height:100%; }
.quote .mark { font-family: var(--font-display); font-size: 3rem; color: var(--ink); line-height: .7; }
.quote p { color: var(--text); font-size: 1.08rem; margin: 16px 0 26px; line-height: 1.55; }
.quote .who { display:flex; align-items:center; gap:14px; }
.quote .who .av { width:44px; height:44px; border:1px solid var(--ink); display:grid; place-items:center; font-family:var(--font-display); font-weight:600; font-size:.9rem; }
.quote .who strong { display:block; font-size:.95rem; }
.quote .who span { font-size:.8rem; color: var(--muted); }

/* ---------- CTA band ---------- */
.cta-band { position: relative; color:#fff; background:#000; overflow:hidden; }
.cta-band .container { position: relative; z-index:2; padding: 120px 32px; text-align:center; }
.cta-band h2 { color:#fff; max-width: 20ch; margin: 0 auto 22px; }
.cta-band p { color:#bdbdbd; max-width: 52ch; margin: 0 auto 38px; }
.cta-actions { display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }

/* ---------- Conference areas ---------- */
.area { background:transparent; border:0; border-top:1px solid var(--ink); border-radius:0; padding: 30px 0 0; height:100%; }
.area h3 { color: var(--ink); margin-bottom: 12px; font-size: 1.5rem; }
.area p { color: var(--muted); font-size:.96rem; }
.pill-row { display:flex; flex-wrap:wrap; gap:0; margin-top: 8px; }
.pill { border:1px solid var(--ink); border-radius:0; padding:12px 22px; font-size:.8rem; letter-spacing:.06em; text-transform:uppercase; margin: 0 -1px -1px 0; }

/* ---------- Profile / values ---------- */
.img-color { filter: none !important; }
.values li { display:flex; gap:20px; padding: 22px 0; border-bottom:1px solid var(--line); }
.values li:last-child { border-bottom:0; }
.values .vnum { font-family:var(--font-display); font-weight:700; color:var(--ink); font-size:1.2rem; flex:0 0 auto; }
.values strong { display:block; color: var(--ink); margin-bottom: 4px; }
.values p { color: var(--muted); font-size:.94rem; }

/* ---------- Trust strip ---------- */
.trust-bar { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.trust-list { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px 0; padding: 22px 0; }
.trust-list li { display: flex; align-items: center; font-family: var(--font-sans); font-weight: 500; font-size: .78rem; letter-spacing: .15em; text-transform: uppercase; color: var(--ink); white-space: nowrap; }
.trust-list li:not(:last-child)::after { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--muted); opacity: .55; margin: 0 30px; }

/* ---------- Contact ---------- */
.contact-grid { display:grid; grid-template-columns: 1fr 1.1fr; gap: 80px; align-items:start; }
.contact-info .ci-item { display:flex; gap:20px; padding: 24px 0; border-bottom:1px solid var(--line); }
.contact-info .ci-item:first-of-type { border-top:1px solid var(--ink); }
.contact-info .ci-ic { width:40px; height:40px; border:1px solid var(--ink); display:grid; place-items:center; color:var(--ink); flex:0 0 auto; }
.contact-info .ci-item h4 { font-family:var(--font-sans); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--muted); margin-bottom:6px; }
.contact-info .ci-item a, .contact-info .ci-item p { color: var(--ink); font-weight:500; }
.form { background:#fff; border:1px solid var(--ink); border-radius:0; padding: 48px; }
.field { margin-bottom: 22px; }
.field label { display:block; font-size:.72rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--ink); margin-bottom:10px; }
.field input, .field select, .field textarea {
  width:100%; padding: 14px 0; border:0; border-bottom:1px solid var(--line); border-radius:0; font-family:var(--font-sans);
  font-size:1rem; color:var(--text); background:transparent; transition: border-color .25s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline:none; border-bottom-color:var(--ink); }
.field input::placeholder, .field textarea::placeholder { color:#b3b3b3; }
.field textarea { resize: vertical; min-height: 120px; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:32px; }
.form-note { font-size:.8rem; color:var(--muted); margin-top: 12px; }
.form-success { background:var(--ink); color:#fff; padding:16px 20px; border-radius:0; margin-bottom:24px; display:none; font-size:.92rem; }
.form-success.show { display:block; }

/* ---------- FAQ ---------- */
.faq-item { border-bottom:1px solid var(--ink); }
.faq-item:first-child { border-top:1px solid var(--ink); }
.faq-q { width:100%; text-align:left; background:none; border:0; cursor:pointer; padding: 28px 0; font-family:var(--font-display); font-weight:600; font-size:1.25rem; letter-spacing:-.01em; color:var(--ink); display:flex; justify-content:space-between; gap:20px; align-items:center; }
.faq-q .pm { flex:0 0 auto; font-size:1.5rem; transition: transform .25s; }
.faq-item.open .faq-q .pm { transform: rotate(45deg); }
.faq-a { max-height:0; overflow:hidden; transition: max-height .3s ease; }
.faq-a p { color:var(--muted); padding-bottom: 28px; max-width: 70ch; }

/* ---------- Footer ---------- */
.site-footer { background: var(--black); color:#9a9a9a; padding-top: 90px; }
.footer-top { display:grid; grid-template-columns: 1.8fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 64px; border-bottom:1px solid #1f1f1f; }
.footer-brand .fb-logo { font-family:var(--font-display); font-weight:700; font-size:1.8rem; color:#fff; letter-spacing:-.02em; }
.footer-brand .fb-logo span { color:#fff; }
.footer-brand p { color:#8a8a8a; font-size:.94rem; margin-top:18px; max-width:34ch; }
.footer-col h4 { font-family:var(--font-sans); color:#fff; font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; margin-bottom:22px; }
.footer-col ul li { margin-bottom:13px; }
.footer-col a { color:#9a9a9a; font-size:.94rem; transition:color .2s; }
.footer-col a:hover { color: #fff; }
.footer-contact li { display:flex; gap:12px; margin-bottom:16px; font-size:.94rem; color:#9a9a9a; }
.footer-contact svg { color:#fff; flex:0 0 auto; margin-top:3px; }
.social { display:flex; gap:0; margin-top:24px; }
.social a { width:42px; height:42px; border:1px solid #2c2c2c; margin: 0 -1px 0 0; display:grid; place-items:center; color:#cfcfcf; transition:all .2s; }
.social a:hover { background:#fff; border-color:#fff; color:#000; }
.footer-bottom { display:flex; justify-content:space-between; align-items:center; padding: 28px 0; font-size:.8rem; letter-spacing:.04em; color:#6a6a6a; flex-wrap:wrap; gap:12px; }
.footer-bottom a:hover { color: #fff; }

/* ---------- Logos de clientes ---------- */
.clients { display: grid; grid-template-columns: repeat(4, 1fr); align-items: center; justify-items: center; gap: 48px 36px; }
.clients img { width: auto; height: auto; max-height: 82px; max-width: 80%; object-fit: contain; opacity: .85; transition: opacity .3s ease, transform .3s ease; }
.clients img:hover { opacity: 1; transform: translateY(-2px); }
@media (max-width: 1000px) { .clients { grid-template-columns: repeat(3, 1fr); gap: 40px 28px; } .clients img { max-height: 66px; } }
@media (max-width: 600px) { .clients { grid-template-columns: repeat(2, 1fr); gap: 34px 22px; } .clients img { max-height: 58px; } }

/* ---------- Botón flotante WhatsApp ---------- */
.wa-float {
  position: fixed; right: 24px; bottom: 24px; z-index: 200;
  width: 58px; height: 58px; border-radius: 50%; background: #25d366;
  display: grid; place-items: center; color: #fff;
  box-shadow: 0 10px 26px rgba(0,0,0,.28); transition: transform .25s ease, box-shadow .25s ease;
}
.wa-float::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: #25d366; z-index: -1; animation: wa-pulse 2.4s ease-out infinite;
}
.wa-float:hover { transform: translateY(-3px) scale(1.06); box-shadow: 0 14px 32px rgba(0,0,0,.34); }
.wa-float svg { width: 32px; height: 32px; fill: #fff; }
@keyframes wa-pulse { 0% { transform: scale(1); opacity: .55; } 70% { transform: scale(1.55); opacity: 0; } 100% { opacity: 0; } }
@media (max-width: 760px) { .wa-float { width: 52px; height: 52px; right: 16px; bottom: 16px; } .wa-float svg { width: 28px; height: 28px; } }
@media (prefers-reduced-motion: reduce) { .wa-float::before { animation: none; } }

/* ---------- Reveal ---------- */
.reveal { opacity:0; transform: translateY(24px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity:1; transform:none; }

/* ---------- Responsive ---------- */
/* Tablet/iPad y menor: menú hamburguesa (incluye iPad en horizontal hasta 1200px) */
@media (max-width: 1200px) {
  .nav-toggle { display: block; }
  .lang-switch { margin-left: auto; margin-right: 12px; }
  .nav-links {
    position: fixed; top: 92px; right: 0; left: 0; margin-left: 0; background: #000;
    flex-direction: column; align-items: stretch; gap: 0; padding: 16px 24px 30px;
    border-bottom: 1px solid #222; transform: translateY(-135%);
    transition: transform .35s ease; z-index: 99;
    max-height: calc(100vh - 92px); overflow-y: auto;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 16px 4px; border-bottom: 1px solid #1a1a1a; font-size: .92rem; }
  .nav-links a::after { display: none; }
  .nav-cta { margin: 16px 4px 0; }
  .nav-cta .btn { width: 100%; justify-content: center; }
  /* Hero centrado en tablet/iPad (evita que el texto quede pegado abajo) */
  .slide { align-items: center; }
  .slide-inner { padding-top: 28px; padding-bottom: 70px; }
}

/* Tablet: rejillas, alturas y aire */
@media (max-width: 1000px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2,1fr); gap: 40px; }
  .steps { grid-template-columns: repeat(2,1fr); }
  .step { margin-right: 0; }
  .stats-band { grid-template-columns: repeat(2,1fr); gap: 30px 0; }
  .stats-band > div { padding: 0 24px; }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .split.reverse .split-media { order: 0; }
  .case, .case:nth-child(even) { grid-template-columns: 1fr; }
  .case:nth-child(even) .case-media { order: 0; }
  .case-media { min-height: 300px; }
  .case-body { padding: 40px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .section { padding: 88px 0; }
  .page-hero .container { padding-top: 90px; padding-bottom: 78px; }
  .cta-band .container { padding: 92px 28px; }
  .slides { height: clamp(480px, 70vh, 680px); }
}

/* Móvil */
@media (max-width: 760px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .section-sm { padding: 52px 0; }
  .container { padding: 0 22px; }
  .nav { height: 76px; }
  .brand img { height: 38px; }
  .brand { padding: 8px 12px; }
  .nav-links { top: 76px; max-height: calc(100vh - 76px); }
  .lang-switch { margin-right: 8px; gap: 6px; }
  .grid-2, .grid-3, .grid-4, .checklist, .form-row { grid-template-columns: 1fr; gap: 0; }
  .grid-2 { gap: 36px; } .grid-3 { gap: 36px; }
  .checklist li { border-bottom: 1px solid var(--line); }
  .case-body, .form { padding: 30px 22px; }
  .case-media { min-height: 230px; }
  .split { gap: 36px; }
  .split-media .badge { padding: 16px 18px; }
  .split-media .badge .num { font-size: 1.6rem; }
  .slides { height: clamp(440px, 76vh, 600px); }
  .slide { align-items: center; }
  .slide-inner { padding-top: 28px; padding-bottom: 64px; }
  .slide-arrow { display: none; }
  .slide-dots { bottom: 22px; }
  .svc-head { grid-template-columns: 40px 1fr auto; gap: 12px; padding: 22px 4px; }
  .svc-detail .inner { padding: 0 4px 26px 52px; }
  .svc-row.open .svc-detail { max-height: 360px; }
  .stats-band { grid-template-columns: 1fr 1fr; gap: 28px 0; }
  .stats-band > div { border-left: 0; padding: 0; }
  .stats-band .num { font-size: 2.4rem; }
  .trust-list { gap: 10px 0; padding: 18px 0; }
  .trust-list li { font-size: .68rem; letter-spacing: .12em; }
  .trust-list li:not(:last-child)::after { margin: 0 14px; }
  .cta-band .container { padding: 72px 22px; }
  .page-hero .container { padding-top: 60px; padding-bottom: 54px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px 24px; }
  .footer-brand { grid-column: 1 / -1; }
}

/* Móvil pequeño */
@media (max-width: 480px) {
  .container { padding: 0 18px; }
  h1 { font-size: 2.15rem; }
  .slide-inner h1 { font-size: 2.05rem; }
  .slides { height: clamp(420px, 82vh, 560px); }
  .btn { padding: 15px 24px; font-size: .76rem; }
  .slide-inner .btn, .cta-actions .btn { width: 100%; justify-content: center; }
  .cta-actions { flex-direction: column; }
  .stats-band { grid-template-columns: 1fr; gap: 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand { grid-column: auto; }
  .lang-switch button { width: 24px; height: 16px; }
  .lang-switch button svg { width: 24px; height: 16px; }
  .case-body .res { gap: 26px; }
}