/* Integrafoods — styles.css. Tokens en :root; dirección de diseño en docs/IMPLEMENTATION-PLAN.md. */

@font-face {
  font-family: "Source Sans 3";
  src: url("assets/fonts/source-sans-3-latin-wght-normal.woff2") format("woff2");
  font-weight: 200 900; font-style: normal; font-display: swap;
}

:root {
  --white: #FFFFFF;
  --paper: #F1F0ED;
  --hero-bg: #E7E1DF;
  --ink: #1C2622;
  --ink-2: #4B5A52;
  --green: #025A45;
  --green-deep: #024736;
  --green-tint: rgba(2, 90, 69, 0.08);
  --on-green: #FFFFFF;
  --line: #DCE0DA;
  --line-on-green: rgba(255, 255, 255, 0.3);
  --sans: "Source Sans 3", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --wrap: 80rem;
  --gutter: 1.25rem;
  --header-h: 4.75rem;
  --radius: 4px;
}
@media (min-width: 48em) { :root { --gutter: 2rem; } }
@media (min-width: 64em) { :root { --gutter: 2.5rem; } }

/* Reset mínimo */
*, *::before, *::after { box-sizing: border-box; }
html { color-scheme: light; }
body {
  margin: 0; background: var(--white); color: var(--ink);
  font-family: var(--sans); font-size: 1.0625rem; line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, p, figure, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: var(--green); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }

/* Tipografía */
h1 {
  font-size: clamp(2rem, 1.25rem + 2.2vw, 3.25rem); font-weight: 600; line-height: 1.08;
  letter-spacing: -0.01em; text-wrap: balance;
}
h2 {
  font-size: clamp(1.625rem, 1.25rem + 1.2vw, 2.25rem); font-weight: 600; line-height: 1.15;
  letter-spacing: -0.01em; text-wrap: balance;
}
h3 { font-size: 1.375rem; font-weight: 600; line-height: 1.2; }
.lead {
  font-size: clamp(1.125rem, 1rem + 0.4vw, 1.3125rem); line-height: 1.5;
  color: var(--ink-2); max-width: 34rem;
}

/* Botones, enlaces y foco */
.button {
  display: inline-block; padding: .875rem 1.375rem;
  border: 1.5px solid var(--green); border-radius: var(--radius);
  background: var(--green); color: var(--on-green);
  font-weight: 600; line-height: 1.2; text-decoration: none;
  transition: background-color 150ms ease, border-color 150ms ease;
}
.button:hover { background: var(--green-deep); border-color: var(--green-deep); }
.button:active { background: var(--green-deep); border-color: var(--green-deep); }
.button.is-secondary { background: transparent; color: var(--green); }
.button.is-secondary:hover, .button.is-secondary:active { background: var(--green-tint); }
.button.is-inverse { background: var(--on-green); border-color: var(--on-green); color: var(--green); }
.button.is-inverse:hover, .button.is-inverse:active { background: var(--paper); border-color: var(--paper); }
.site-header .button { padding: .75rem 1.125rem; font-size: .9375rem; }

.link {
  font-weight: 600; text-underline-offset: .18em; text-decoration-thickness: 1.5px;
  transition: text-decoration-thickness 150ms ease;
}
.link:hover { text-decoration-thickness: 2.5px; }

:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; border-radius: 2px; }
.maquila :focus-visible { outline-color: var(--on-green); }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 20;
  background: var(--green); color: var(--on-green);
  padding: .75rem 1.25rem; text-decoration: none; font-weight: 600;
}
.skip:focus { left: .5rem; top: .5rem; }

@media (prefers-reduced-motion: reduce) { .button, .link { transition: none; } }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

/* Encabezado */
.site-header { background: var(--white); border-bottom: 1px solid var(--line); }
.header-grid { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem 1rem; padding-block: .625rem; }
.brand { display: inline-flex; align-items: center; min-height: 44px; }
.brand img { width: clamp(8.75rem, 38vw, 12.5rem); height: auto; }
.site-nav { flex-basis: 100%; display: flex; gap: 1.25rem; border-top: 1px solid var(--line); margin-top: .25rem; font-size: .9375rem; }
.site-nav a { color: var(--ink); text-decoration: none; padding-block: .75rem; }
.site-nav a:hover { text-decoration: underline; text-underline-offset: .3em; }
@media (min-width: 48em) {
  .header-grid { flex-wrap: nowrap; justify-content: flex-start; min-height: var(--header-h); padding-block: .5rem; }
  .site-nav { flex-basis: auto; order: 1; margin-left: auto; margin-top: 0; border-top: 0; gap: 2rem; font-size: 1rem; }
  .site-header .button { order: 2; margin-left: 2rem; }
}
@media (min-width: 64em) {
  html { scroll-padding-top: calc(var(--header-h) + 1rem); }
  .site-header { position: sticky; top: 0; z-index: 10; }
}

/* Portada */
.hero { background: var(--white); }
.hero-inner { padding-block: clamp(2rem, 5vw, 3rem) clamp(1.75rem, 4vw, 2.5rem); display: grid; gap: 1.25rem; }
.hero h1 { max-width: 20ch; }
.hero .lead { max-width: 34rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .75rem 1rem; }
.hero-media { display: block; }
.hero-media img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; object-position: 50% 50%; }
@media (min-width: 48em) { .hero-media img { aspect-ratio: 16 / 9; } }
@media (min-width: 64em) {
  .hero { position: relative; background: var(--hero-bg); overflow: hidden; }
  .hero-inner { position: relative; z-index: 1; min-height: clamp(26rem, 42vw, 40rem); align-content: center; padding-block: 3rem; max-width: min(34rem, 44vw); margin-inline: 0; }
  .hero .wrap.hero-inner { width: auto; margin-left: max(var(--gutter), calc((100% - var(--wrap)) / 2)); }
  .hero-media { position: absolute; top: 0; right: 0; height: 100%; }
  .hero-media img { height: 100%; width: auto; max-width: none; aspect-ratio: 1672 / 941; object-fit: cover; }
  .hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--hero-bg) 0 8%, transparent 36%); }
}
@media (max-width: 22.49em) { .cta-row .button { width: 100%; text-align: center; } }

/* Productos */
.products { padding-block: clamp(3rem, 6vw, 5rem); }
.products h2 { margin-bottom: clamp(1.5rem, 3vw, 2.5rem); }
.lines { display: grid; gap: 2.25rem; }
.line { display: flex; flex-direction: column; }
.line figure { background: var(--paper); }
.line img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.line-text { display: flex; flex-direction: column; flex: 1; }
.line h3 { margin-top: 1rem; }
.line p { margin-top: .5rem; color: var(--ink-2); max-width: 34rem; }
.line .link { margin-top: auto; padding-block: .75rem .5rem; align-self: flex-start; }
.note { margin-top: clamp(2rem, 4vw, 3rem); padding-top: 1rem; border-top: 1px solid var(--line); color: var(--ink-2); font-size: .9375rem; }
@media (min-width: 48em) and (max-width: 63.99em) {
  .lines { gap: 2.5rem; }
  .line { display: grid; grid-template-columns: 5fr 6fr; gap: 1.5rem; align-items: start; padding-top: 2.5rem; border-top: 1px solid var(--line); }
  .line:first-child { padding-top: 0; border-top: 0; }
  .line h3 { margin-top: 0; }
}
@media (min-width: 64em) { .lines { grid-template-columns: repeat(3, 1fr); gap: 2rem; } }

/* Maquila */
.maquila { background: var(--green); color: var(--on-green); padding-block: clamp(3rem, 6vw, 4.5rem); }
.maquila-grid { display: grid; gap: 1.5rem 3rem; }
.maquila h2 { margin-bottom: .75rem; }
.maquila p { max-width: 34rem; }
.maquila-label { margin-top: 1.25rem; font-weight: 600; }
.datos { margin-bottom: 1.5rem; max-width: 28rem; }   /* filas con filete; sin numeración ni aspecto de campo */
.datos li { padding-block: .75rem; border-top: 1px solid var(--line-on-green); }
.datos li:last-child { border-bottom: 1px solid var(--line-on-green); }
.maquila a { color: var(--on-green); }
.maquila .button.is-inverse { color: var(--green); }
@media (min-width: 48em) { .maquila-grid { grid-template-columns: 1fr 1fr; align-items: start; } .maquila-grid > div:last-child { padding-top: .35rem; } }

/* Contacto */
.contact { background: var(--paper); padding-block: clamp(2.5rem, 5vw, 4rem); }
.contact-grid { display: grid; gap: 1.5rem 3rem; align-items: end; }
.contact h2 { margin-bottom: .5rem; }
.contact p { color: var(--ink-2); max-width: 32rem; }
.contact-actions { display: grid; gap: .875rem; justify-items: start; }
.contact .phone { font-size: 1.5rem; font-weight: 600; color: var(--ink); text-decoration: none; padding-block: .5rem; }
.contact .phone:hover { text-decoration: underline; text-decoration-thickness: 2px; }
@media (min-width: 48em) { .contact-grid { grid-template-columns: 3fr 2fr; } .contact-actions { justify-items: end; text-align: right; } }

/* Pie */
.site-footer { background: var(--white); border-top: 1px solid var(--line); padding-block: 2rem; color: var(--ink-2); font-size: .9375rem; }
.footer-grid { display: grid; gap: 1.25rem 2.5rem; align-items: end; }
.footer-brand img { width: 10rem; height: auto; margin-bottom: .625rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 0 1.25rem; margin-block: -.75rem; }
.footer-nav a { color: var(--ink); text-decoration: none; padding-block: .75rem; }
.footer-nav a:hover { text-decoration: underline; }
@media (min-width: 48em) { .footer-grid { grid-template-columns: auto 1fr auto; } .footer-nav { justify-content: flex-end; } .copyright { text-align: right; } }