/* =================================================================
   CSM — main stylesheet
   Brand spec: Manual de Marca (Forest Green / Cream / Ink ·
   Futura LT Medium for the wordmark via SVG · Jost as the web
   substitute for both headings and body — close geometric match
   to Futura, free for web use via Google Fonts).
   ================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Jost:wght@300;400;500;600;700&display=swap');

/* -------------------- Tokens -------------------- */
:root {
  --forest:       #1F4D3A;
  --forest-deep:  #143828;
  --paper:        #FAF6EC;  /* Paper White — page background (was Cream) */
  --paper-deep:   #F2EDDE;  /* slightly tinted accent for visual rhythm */
  --ochre:        #B78700;  /* brand accent */
  --ink:          #1A1A1A;
  --muted:        #8C8C8C;
  --soft:         #D9D9D9;
  --white:        #FFFFFF;

  /* Legacy aliases — keep so existing rules still work */
  --cream:        var(--paper);
  --cream-deep:   var(--paper-deep);

  --font-display: 'Jost', 'Futura LT Medium', system-ui, sans-serif;
  --font-body:    'Jost', 'Century Gothic', system-ui, sans-serif;

  --container:    72rem;
  --pad-x:        clamp(1.25rem, 4vw, 3rem);
  --pad-y:        clamp(4rem, 7vw, 7rem);

  --radius:       3px;
  --rule:         1px solid rgba(31, 77, 58, 0.18);
}

/* -------------------- Reset / base -------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--forest); text-decoration: none; }
a:hover { color: var(--ochre); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--ochre); }
button { font: inherit; cursor: pointer; }
ul, ol { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 500; letter-spacing: -0.005em; }
p {
  margin: 0 0 1rem;
  text-align: justify;
  text-justify: inter-word;
  hyphens: none;
  -webkit-hyphens: none;
  -ms-hyphens: none;
}
/* Label-type paragraphs stay left-aligned (justifying them looks odd) */
.eyebrow,
.form-note,
.footer-copy {
  text-align: left;
}
/* .clients-lead overrides this to center — handled later in the clients block */
p:last-child { margin-bottom: 0; }

/* Hide elements only for screen readers */
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

/* -------------------- Layout primitives -------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

.section { padding-top: var(--pad-y); padding-bottom: var(--pad-y); }
.section + .section { border-top: var(--rule); }

.eyebrow {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ochre);  /* brand accent */
  margin: 0 0 0.9rem;
}
@media (max-width: 30rem) {
  .eyebrow { font-size: 0.72rem; letter-spacing: 0.14em; }
}

.section-header { max-width: 44rem; margin: 0 0 3rem; }
.section-title {
  font-size: clamp(1.85rem, 3.6vw, 2.85rem);
  line-height: 1.12;
  color: var(--ink);
  margin: 0 0 0.75rem;
}
.section-intro {
  font-size: 1.06rem;
  color: var(--ink);
  opacity: 0.78;
  max-width: 38rem;
  text-wrap: pretty;  /* no orphan word alone on last line */
}
/* Avoid single-word orphans on hero sub + body paragraphs too */
.hero-sub, p.body-copy, .section p { text-wrap: pretty; }

/* Two-column responsive layout */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}
@media (min-width: 56rem) {
  .two-col { grid-template-columns: 1.05fr 1fr; }
  .two-col .col.image { order: 2; }
  .section-products .two-col .col.image { order: 0; }
  .section-products .two-col .col.text  { order: 1; }
}
.image-frame {
  aspect-ratio: 4 / 5;
  background: var(--cream-deep);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
}
.image-frame::after {
  content: attr(data-needs-photo);
  position: absolute; inset: 1rem;
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 1rem;
  font-size: 0.8rem; letter-spacing: 0.04em; color: var(--muted);
  border: 1px dashed rgba(31, 77, 58, 0.25);
  border-radius: var(--radius);
  pointer-events: none;
}
/* Hide the dashed placeholder when a slideshow OR static photo is wired up */
.image-frame.slideshow::after,
.image-frame.has-photo::after { content: none; }
.image-frame .frame-photo {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.two-col .col.image .image-frame { aspect-ratio: 4 / 5; }
.section-products .image-frame { aspect-ratio: 4 / 5; }

/* -------------------- Slideshow (cross-fade) -------------------- */
.slideshow { position: relative; overflow: hidden; }
.slideshow .slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.6s ease-in-out;
  will-change: opacity;
}
.slideshow .slide.is-active { opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  .slideshow .slide { transition: none; }
}

/* -------------------- Buttons -------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.95rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}
.btn-primary {
  background: var(--forest); color: var(--cream);
  border-color: var(--forest);
}
/* On hover: fade to Paper White with ochre type — inverse of default */
.btn-primary:hover { background: var(--paper); color: var(--ochre); text-decoration: none; }
.btn-ghost {
  background: var(--paper); color: var(--forest);
  border-color: var(--forest);
}
/* On hover: fade to forest fill — the opposite of btn-primary's hover */
.btn-ghost:hover { background: var(--forest); color: var(--cream); text-decoration: none; }

/* -------------------- Language bar (top strip of header) -------------------- */
.lang-bar {
  border-bottom: 1px solid rgba(31, 77, 58, 0.08);
  background: rgba(31, 77, 58, 0.04);
  padding: 0.3rem 1rem 0.3rem 0;
  display: flex;
  justify-content: flex-end;
}
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.lang-link {
  color: var(--muted);
  text-decoration: none;
  padding: 0.15rem 0.1rem;
  transition: color 160ms ease;
}
.lang-link:hover { color: var(--ochre); text-decoration: none; }
.lang-link.is-active {
  color: var(--ochre);
  font-weight: 500;
}
.lang-link.is-active:hover { color: var(--ochre); text-decoration: none; cursor: default; }
.lang-sep { color: var(--muted); opacity: 0.5; }

/* -------------------- Header -------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 246, 236, 0.92);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: var(--rule);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%;
  min-height: 4.25rem;
  gap: 1rem;
}
.logo { display: inline-flex; align-items: center; gap: 0.9rem; flex-shrink: 0; }
.logo img { height: 1.75rem; width: auto; max-width: 11rem; }
.logo-tagline {
  display: none;  /* hidden on mobile */
  font-family: var(--font-body);
  font-size: 0.745rem;  /* +20% from 0.62rem */
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ochre);
  padding-left: 1.2rem;
  border-left: 1px solid rgba(31, 77, 58, 0.18);
  line-height: 1.35;
  max-width: 11rem;
  white-space: normal;
}
/* Override the global a:hover — tagline is static, no underline / color shift */
.logo:hover .logo-tagline,
.logo:hover { color: var(--ochre); text-decoration: none; }
.logo:hover { text-decoration: none; }
@media (min-width: 56rem) {
  .logo img { height: 2.35rem; max-width: none; }
  .logo-tagline { display: inline-block; }
}

/* ----- Base nav (mobile-first) ----- */
.site-nav { position: relative; }

.nav-toggle {
  width: 2.5rem; height: 2.5rem; padding: 0;
  background: transparent; border: 0;
  display: inline-flex; flex-direction: column; gap: 5px;
  align-items: center; justify-content: center;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 200ms ease, opacity 200ms ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.site-nav .nav-list {
  /* Mobile: hidden by default; positioned panel when opened */
  display: none;
  position: absolute; top: calc(100% + 0.5rem); right: 0; left: auto;
  min-width: 14rem;
  background: var(--cream);
  border: var(--rule);
  border-radius: var(--radius);
  flex-direction: column;
  padding: 0.75rem 0.75rem 1rem;
  gap: 0.25rem;
  box-shadow: 0 12px 36px -16px rgba(31, 77, 58, 0.25);
}
.site-nav .nav-list.is-open { display: flex; }

.site-nav .nav-list a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--ink);
  letter-spacing: 0.02em;
  padding: 0.55rem 0.75rem;
  display: block;
}
.site-nav .nav-list a:hover { color: var(--forest); text-decoration: none; }

.site-nav .nav-cta {
  padding: 0.55rem 0;
  background: transparent;
  border: 0;
  color: var(--ochre) !important;
  font-weight: 500;
  margin-top: 0.25rem;
  transition: color 180ms ease;
}
.site-nav .nav-cta:hover { color: var(--forest) !important; text-decoration: underline; text-underline-offset: 4px; text-decoration-color: var(--ochre); }

/* ----- Desktop nav (>= 56rem) ----- */
@media (min-width: 56rem) {
  .nav-toggle { display: none; }

  .site-nav .nav-list {
    display: flex !important;       /* override mobile display: none */
    position: static;
    flex-direction: row;
    gap: 2rem;
    align-items: center;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0;
    min-width: 0;
  }
  .site-nav .nav-list a { padding: 0; display: inline; }
  .site-nav .nav-cta { padding: 0; margin-top: 0; }
}

/* -------------------- Hero -------------------- */
.hero {
  position: relative;
  padding-top: clamp(5rem, 10vw, 9rem);
  padding-bottom: clamp(5rem, 10vw, 9rem);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, var(--cream) 0%, var(--cream-deep) 100%);
  overflow: hidden;
}
.hero-bg::after {
  content: attr(data-needs-photo);
  position: absolute; bottom: 1rem; right: 1rem;
  font-size: 0.7rem; letter-spacing: 0.06em;
  color: var(--muted);
  background: rgba(255,255,255,0.6);
  padding: 0.35rem 0.5rem; border-radius: var(--radius);
}
/* When the hero has a photo, kill the placeholder label and lay a
   cream wash at 75% opacity over it — only 25% of the photo color
   comes through, keeping the forest-green hero type fully legible. */
.hero-bg.has-photo::after { content: none; }
.hero-bg .hero-photo {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.4) brightness(0.97);
}
.hero-bg.has-photo::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(250, 246, 236, 0.85);
  z-index: 1;
  pointer-events: none;
}
.hero-inner {
  position: relative; max-width: 56rem;
}
.hero-logo {
  display: block;
  width: auto;
  height: clamp(3.6rem, 8.4vw, 6rem);
  margin: 0 0 1.25rem;
  margin-left: -0.75rem;  /* offset the SVG's internal left padding */
}
@media (max-width: 36rem) {
  .hero-logo {
    height: clamp(2.7rem, 15.6vw, 4.2rem);
    margin-bottom: 1rem;
    margin-left: -0.45rem;
  }
}
.hero-title {
  font-size: clamp(1.85rem, 6vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--forest);
  margin: 0.25rem 0 1.25rem;
  text-wrap: balance;
}
/* On narrow viewports, drop the forced line break so it wraps naturally */
@media (max-width: 36rem) {
  .hero-title br { display: none; }
}
.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  max-width: 38rem;
  color: var(--ink);
  opacity: 0.8;
  margin: 0 0 2rem;
}
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* -------------------- About -------------------- */
.stats {
  margin: 2rem 0 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem 1.5rem;
}
@media (min-width: 36rem) { .stats { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 56rem) { .stats { grid-template-columns: repeat(4, 1fr); gap: 1rem; } }
.stats > div {
  border-top: var(--rule);
  padding-top: 0.75rem;
  text-align: center;
}
.stats dt {
  font-family: var(--font-display);
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.35rem;
}
.stats dd { margin: 0; font-family: var(--font-display); font-weight: 500; font-size: 1.05rem; color: var(--ink); }

/* -------------------- Cards (capabilities + Mexico trade) -------------------- */
.cards-4, .cards-3 { display: grid; gap: 1.25rem; }
@media (min-width: 40rem) { .cards-4 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 64rem) { .cards-4 { grid-template-columns: repeat(4, 1fr); gap: 1.5rem; } }
@media (min-width: 56rem) { .cards-3 { grid-template-columns: repeat(3, 1fr); gap: 1.5rem; } }

.card {
  background: var(--white);
  border: var(--rule);
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem 1.65rem;
  display: flex; flex-direction: column;
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.card:hover { transform: translateY(-2px); box-shadow: 0 8px 30px -18px rgba(31, 77, 58, 0.35); }
.card-num {
  font-family: var(--font-display);
  font-size: 0.78rem; letter-spacing: 0.18em; color: var(--ochre);
  margin-bottom: 0.85rem;
}
.card h3 { font-size: 1.15rem; margin: 0 0 0.55rem; color: var(--forest); line-height: 1.25; }
.card p  { font-size: 0.95rem; color: var(--ink); opacity: 0.82; margin: 0; }

/* -------------------- Process steps -------------------- */
.process-steps {
  display: grid; gap: 1rem;
}
.process-steps > li {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  grid-template-areas:
    "num title"
    "num desc";
  column-gap: 1.5rem;
  row-gap: 0.3rem;
  align-items: baseline;
  /* Card treatment — matches Capabilities cards for visual consistency */
  background: var(--white);
  border: var(--rule);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem 1.5rem;
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.process-steps > li:hover { transform: translateY(-2px); box-shadow: 0 8px 30px -18px rgba(31, 77, 58, 0.35); }
.process-steps > li:first-child { padding-top: 1.4rem; }
.step-num {
  grid-area: num;
  align-self: start;
  font-family: var(--font-display);
  font-size: 1.6rem; font-weight: 500;
  color: var(--ochre); opacity: 1;
}
.process-steps h3 { grid-area: title; font-size: 1.2rem; color: var(--ink); margin: 0; }
.process-steps p  { grid-area: desc; font-size: 1rem; color: var(--ink); opacity: 0.78; margin: 0; }

/* -------------------- Products -------------------- */
.bullets {
  margin-top: 1.5rem;
  display: grid; gap: 0.55rem;
}
.bullets li {
  padding-left: 1.5rem; position: relative;
  font-size: 1rem; line-height: 1.55;
}
.bullets li::before {
  content: ""; position: absolute; left: 0; top: 0.7em;
  width: 0.55rem; height: 2px; background: var(--ochre);
}

/* -------------------- Why Mexico -------------------- */
.section-why-mexico { background: var(--cream-deep); }
.why-mexico-foot {
  margin-top: 2.5rem; padding-top: 2rem;
  font-size: 1rem; line-height: 1.6; color: var(--ink); opacity: 0.85;
  position: relative;
}
/* Full-bleed rule that extends edge-to-edge across the page */
.why-mexico-foot::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 1px;
  background: rgba(31, 77, 58, 0.18);
}
.why-mexico-foot strong { color: var(--forest); font-weight: 600; }

/* -------------------- Trust -------------------- */
.trust-grid {
  display: grid; gap: 2.5rem;
  margin-bottom: 3rem;
}
@media (min-width: 56rem) { .trust-grid { grid-template-columns: 1fr 1fr; gap: 4rem; } }
.trust-col h3 {
  font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--muted); font-weight: 500; margin: 0 0 1.25rem;
}
.cert-list { display: grid; gap: 1rem; }
.cert-list li {
  display: grid; grid-template-columns: 3.5rem 1fr; gap: 1.1rem;
  align-items: center;
  padding: 0.95rem 0;
  border-top: var(--rule);
}
.cert-list li:first-child { border-top: 0; padding-top: 0.3rem; }
.cert-mark {
  width: 3.5rem; height: 3.5rem;
  object-fit: contain;
  display: block;
}
.cert-list strong { font-family: var(--font-display); font-weight: 500; }
.cert-list span { font-size: 0.85rem; color: var(--muted); }

.clients {
  border-top: var(--rule);
  padding-top: 2.5rem;
  text-align: center;
}
.clients-lead {
  font-family: var(--font-display);
  font-size: 0.85rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ochre);
  margin: 0 0 1.5rem;
  text-align: center;
}
/* Claim statement — replaces the old client list */
.clients-claim {
  text-align: center;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.55;
  color: var(--forest);
  max-width: 48rem;
  margin: 0 auto;
  text-wrap: pretty;
}
.clients-claim strong {
  color: var(--ochre);
  font-weight: 600;
  white-space: nowrap;
}

/* Typographic client list — written-out brand names, no logos */
.client-names {
  list-style: none;
  margin: 0; padding: 0;
  display: flex; flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
  align-items: baseline;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  color: var(--forest);
  letter-spacing: 0.005em;
}
.client-names li {
  position: relative;
  padding-right: 1.4rem;
}
.client-names li:not(:last-child)::after {
  content: '·';
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-55%);
  color: var(--ochre);
  font-weight: 500;
}
@media (min-width: 56rem) {
  .client-names { gap: 0.75rem 1.8rem; }
  .client-names li { padding-right: 1.8rem; }
}

/* -------------------- Contact -------------------- */
.section-contact { background: var(--cream-deep); }
.contact-meta { margin: 2rem 0 0; }
.contact-meta > div {
  padding: 1rem 0;
  border-top: var(--rule);
  display: grid; grid-template-columns: 7rem 1fr;
  align-items: baseline;
}
.contact-meta dt {
  font-family: var(--font-display);
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted);
}
.contact-meta dd { margin: 0; font-size: 1rem; }

/* Form */
.contact-form {
  background: var(--white);
  border: var(--rule);
  border-radius: var(--radius);
  padding: clamp(1.25rem, 3vw, 2rem);
  display: grid; gap: 1rem;
}
.contact-form label {
  display: grid; gap: 0.4rem;
}
.contact-form label > span {
  font-family: var(--font-display);
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted);
}
.contact-form input,
.contact-form textarea {
  font: inherit;
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--soft);
  border-radius: var(--radius);
  background: var(--cream);
  color: var(--ink);
  transition: border-color 160ms ease, background 160ms ease;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none; border-color: var(--forest);
  background: var(--white);
}
.contact-form textarea { resize: vertical; min-height: 5rem; }
.contact-form .btn { width: 100%; }
@media (min-width: 36rem) { .contact-form .btn { width: auto; justify-self: start; } }
.form-note { font-size: 0.85rem; color: var(--muted); margin: 0; }

/* Honeypot — hidden from humans, visible to bots */
.contact-form .hp-field {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* -------------------- Footer -------------------- */
.site-footer {
  background: var(--forest);
  color: var(--cream);
  padding: clamp(3rem, 5vw, 4.5rem) 0 2rem;
}
.footer-inner {
  display: grid; gap: 2.25rem;
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 56rem) {
  .footer-inner {
    grid-template-columns: 1.2fr 1.4fr 1fr;
    gap: 3rem;
  }
}
.footer-logo img { height: 2.5rem; width: auto; }
.footer-nav ul { display: grid; gap: 0.6rem; grid-template-columns: 1fr 1fr; }
.footer-nav a { color: var(--cream); opacity: 0.85; font-size: 0.95rem; }
.footer-nav a:hover { opacity: 1; text-decoration: underline; }
.footer-contact p { margin: 0 0 0.3rem; font-size: 0.95rem; }
.footer-contact a { color: var(--cream); }
.footer-copy {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(250, 246, 236, 0.18);
  padding-top: 1.5rem; margin-top: 1.5rem;
  font-size: 0.8rem; opacity: 0.7;
}

/* -------------------- Scroll-in animations -------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms ease, transform 600ms ease;
}
.fade-in.is-visible {
  opacity: 1; transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}