/* ============================================================
   Pasas Inteligencia y Artefactos SpA — landing
   Tokens de marca copiados de ica.pasas.tech (standalone).
   Paleta clara crema/dorado · mobile-first · minimalista.
   ============================================================ */

:root {
  /* ── Neutros ── */
  --crema:      #f5f0e8;
  --crema-2:    #eae4d8;
  --crema-gold: #fdf9ef;
  --negro:      #1a1a1a;
  --negro-2:    #333333;
  --gris:       #6b6b6b;
  --borde:      #e0d9cc;

  /* ── Marca ── */
  --dorado:     #c9a84c;
  --dorado-d:   #b8963e;
  --dorado-l:   #e8d5a3;

  /* ── Tipografía ── */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Jost', system-ui, sans-serif;

  /* ── Forma ── */
  --radio-card: 8px;
  --sombra-card: 0 1px 3px rgba(0, 0, 0, 0.06);

  /* ── Layout ── */
  --maxw: 720px;
}

/* ── Reset mínimo ── */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--negro);
  background: var(--crema);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, p { margin: 0; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  /* Acento dorado MUY sutil sobre crema, sin pesadez. */
  background:
    radial-gradient(ellipse 90% 60% at 50% 0%, var(--crema-gold) 0%, transparent 65%),
    linear-gradient(180deg, var(--crema-2) 0%, var(--crema) 55%);
  border-bottom: 1px solid var(--borde);
  padding: clamp(5rem, 18vh, 9rem) 1.5rem clamp(4rem, 14vh, 7rem);
  text-align: center;
}

.hero__inner {
  max-width: var(--maxw);
  margin: 0 auto;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(4rem, 18vw, 8rem);
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--negro);
}

/* Punto dorado sutil bajo el wordmark como acento de marca. */
.wordmark::after {
  content: "";
  display: block;
  width: 48px;
  height: 2px;
  margin: 1.4rem auto 0;
  background: var(--dorado);
  opacity: 0.8;
}

.tagline {
  margin-top: 1.6rem;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(1.05rem, 3.4vw, 1.35rem);
  color: var(--negro-2);
  max-width: 30ch;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   Secciones
   ============================================================ */
.section {
  padding: clamp(3.5rem, 11vh, 6rem) 1.5rem;
}

.section--projects {
  background: var(--crema-2);
  border-top: 1px solid var(--borde);
  border-bottom: 1px solid var(--borde);
}

.section__inner {
  max-width: var(--maxw);
  margin: 0 auto;
}

.section__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.7rem, 5vw, 2.2rem);
  color: var(--negro);
  margin-bottom: 1.1rem;
}

.section__lead {
  font-size: clamp(1rem, 2.6vw, 1.15rem);
  font-weight: 400;
  color: var(--negro-2);
  max-width: 56ch;
}

/* ============================================================
   Card de proyecto
   ============================================================ */
.card {
  background: #fff;
  border: 1px solid var(--borde);
  border-radius: var(--radio-card);
  box-shadow: var(--sombra-card);
  padding: 1.75rem;
  margin-top: 1.75rem;
  max-width: 460px;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.card:hover {
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.card__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--negro);
}

.card__desc {
  margin-top: 0.5rem;
  font-size: 0.95rem;
  color: var(--gris);
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--negro-2);
  text-decoration: underline;
  text-decoration-color: var(--dorado);
  text-underline-offset: 3px;
  transition: color 0.2s ease, text-decoration-color 0.2s ease, gap 0.2s ease;
}

.card__link:hover {
  color: var(--negro);
  text-decoration-color: var(--dorado-d);
  gap: 0.6rem;
}

.card__link:focus-visible {
  outline: 2px solid var(--dorado);
  outline-offset: 2px;
  border-radius: 2px;
}

.card__link-arrow {
  font-size: 1rem;
  line-height: 1;
  color: var(--dorado);
}

.projects__more {
  margin-top: 1.75rem;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--negro-2);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  padding: 2.5rem 1.5rem;
  text-align: center;
  background: var(--crema);
}

.footer__text {
  font-size: 0.78rem;
  font-weight: 300;
  color: var(--gris);
  letter-spacing: 0.02em;
}

/* ============================================================
   Scroll reveal — animación muy sutil
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Respetar usuarios con preferencia de movimiento reducido. */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .card { transition: none; }
}