/* =========================================================
   AEMAQ Maquinados Especiales — hoja de estilos
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-text: #222222;
  --color-muted: #5c5c5c;
  --color-primary: #55553a;
  --color-accent: #e51515;
  --color-border: #e4e4e0;
  --color-surface: #f6f6f2;

  --color-nav-bg: #55553a;
  --color-nav-text: #c8c8ba;
  --color-nav-active-bg: #e51515;
  --color-nav-active-text: #ffffff;

  --font-base: "Segoe UI", Calibri, Arial, sans-serif;
  --container-width: 1160px;
  --radius: 8px;
  --nav-height: 64px;
  --transition: 220ms ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.55;
}

body { padding-top: var(--nav-height); }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px;
}

section { padding: 64px 0; }
section + section { border-top: 1px solid var(--color-border); }
section.alt { background: var(--color-surface); }

h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; color: var(--color-primary); }
h1 { font-size: 2.3rem; }
h2 { font-size: 1.7rem; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 16px; color: var(--color-muted); }

.eyebrow {
  display: inline-block;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: var(--radius);
  font-weight: 600;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--outline { border-color: var(--color-primary); color: var(--color-primary); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 18px rgba(0,0,0,0.15); }

/* ---------- Header / navegación ---------- */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: var(--color-nav-bg);
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
}
.site-header .container { height: 100%; }

.main-nav {
  display: flex;
  align-items: stretch;
  height: 100%;
  overflow-x: auto;
}
.main-nav a {
  display: flex;
  align-items: center;
  padding: 0 24px;
  color: var(--color-nav-text);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover { background: rgba(255,255,255,0.1); color: #fff; }
.main-nav a.is-active { background: var(--color-nav-active-bg); color: var(--color-nav-active-text); }

@media (max-width: 700px) {
  .main-nav a { padding: 0 16px; font-size: 0.92rem; }
}

/* ---------- Animaciones (scroll reveal) ---------- */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 650ms ease, transform 650ms ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.card-grid .card.reveal:nth-child(2) { transition-delay: 80ms; }
.card-grid .card.reveal:nth-child(3) { transition-delay: 160ms; }
.card-grid .card.reveal:nth-child(4) { transition-delay: 240ms; }
.card-grid .card.reveal:nth-child(5) { transition-delay: 320ms; }
.card-grid .card.reveal:nth-child(6) { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Hero ---------- */

.hero {
  background: var(--color-surface);
  text-align: center;
}
.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Grids de tarjetas ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0 0 22px;
  background: var(--color-bg);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 14px 28px rgba(0,0,0,0.12); }
.card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; margin-bottom: 16px; }
.card h3, .card p { padding: 0 20px; }
.card h3 { margin-top: 4px; }

/* ---------- Listas simples (materiales) ---------- */

.simple-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px 32px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.simple-list li { padding: 10px 0; border-bottom: 1px solid var(--color-border); }

/* ---------- Logos de clientes ---------- */

.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 24px;
  align-items: center;
}
.logo-grid img { filter: grayscale(1); opacity: 0.75; transition: filter var(--transition), opacity var(--transition); }
.logo-grid img:hover { filter: grayscale(0); opacity: 1; }

/* ---------- CTA banda ---------- */

.cta-banner {
  background: var(--color-primary);
  color: #fff;
  text-align: center;
}
.cta-banner h2, .cta-banner p { color: #fff; }

/* ---------- Contacto ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.contact-list { list-style: none; padding: 0; margin: 0 0 20px; }
.contact-list li { margin-bottom: 14px; }
.map-embed {
  width: 100%;
  aspect-ratio: 4/3;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.map-embed iframe { width: 100%; height: 100%; border: 0; }

@media (max-width: 820px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-primary);
  color: #f0f0ea;
  margin-top: 0;
}
.site-footer h3 { color: #fff; font-size: 1rem; }
.site-footer a { color: #dcdccb; transition: color var(--transition); }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  padding: 48px 0 24px;
}
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding: 16px 0;
  font-size: 0.85rem;
  color: #cfcfba;
}
@media (max-width: 820px) {
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- Fix: contraste del texto en el footer ---------- */

.site-footer p { color: #d7d7c4; }

/* ---------- Marca de agua del logo en las secciones "hero" ---------- */

.hero { position: relative; overflow: hidden; }
.hero::before {
  content: "";
  position: absolute;
  top: 50%;
  right: 5%;
  transform: translateY(-50%);
  width: 280px;
  height: 280px;
  background-image: url("../img/logo/logo-aemaq.png");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.2;
  z-index: 0;
  pointer-events: none;
}


/* ---------- Logos de clientes con nombre debajo ---------- */

.logo-item { text-align: center; }
.logo-item img {
  width: 100%;
  max-width: 180px;
  margin: 0 auto 10px;
  filter: grayscale(1);
  opacity: 0.85;
  transition: filter var(--transition), opacity var(--transition), transform var(--transition);
}
.logo-item:hover img { filter: grayscale(0); opacity: 1; transform: scale(1.04); }
.logo-item figcaption { font-size: 0.85rem; color: var(--color-muted); font-weight: 600; }




/* ---------- Imagen de fondo en toda la página ---------- */

body {
  background: url("../img/fondo/fondo-pagina.jpeg") no-repeat center center fixed;
  background-size: cover;
}

/* Estas secciones ahora son semitransparentes para dejar ver la imagen de fondo */
section { background: rgba(255, 255, 255, 0.92); }
section.alt { background: rgba(246, 246, 242, 0.92); }
.card { background: rgba(255, 255, 255, 0.95); }

@media (max-width: 700px) {
  /* en celulares, "fixed" da problemas de rendimiento, mejor que se desplace normal */
  body { background-attachment: scroll; }
}


/* ---------- Formulario de contacto ---------- */

.contact-form { display: grid; gap: 16px; }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label { font-weight: 600; font-size: 0.9rem; }
.form-field input, .form-field textarea {
  font-family: var(--font-base);
  font-size: 1rem;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(229, 21, 21, 0.12);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-status { font-weight: 600; margin-top: 4px; min-height: 1.2em; }
.form-status.is-success { color: #1e7d34; }
.form-status.is-error { color: var(--color-accent); }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none; box-shadow: none; }

/* ---------- Botón de WhatsApp ---------- */

.btn--whatsapp {
  background: #25d366;
  color: #fff;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn--whatsapp:hover { background: #1ebe5a; }
.contact-info-actions { display: flex; flex-direction: row; gap: 16px; margin-top: 20px; }


.btn--whatsapp-icon {
  width: 56px;
  height: 56px;
  padding: 0;
  border-radius: 50%;
  background: #25d366;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
  transition: transform var(--transition), background var(--transition);
}
.btn--whatsapp-icon svg { width: 28px; height: 28px; fill: #fff; }
.btn--whatsapp-icon:hover { background: #1ebe5a; transform: translateY(-2px); }

.btn--mail-icon {
  width: 56px;
  height: 56px;
  padding: 0;
  border-radius: 50%;
  background: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
  transition: transform var(--transition), background var(--transition);
}
.btn--mail-icon svg { width: 26px; height: 26px; fill: #fff; }
.btn--mail-icon:hover { background: #43432e; transform: translateY(-2px); }

.hero-image {
  display: block;
  width: 100%;
  max-width: 640px;
  max-height: 380px;
  object-fit: cover;
  margin: 32px auto 0;
  border-radius: var(--radius);
}

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(0,0,0,0.25);
  z-index: 200;
  transition: transform var(--transition), background var(--transition);
}
.whatsapp-float svg { width: 32px; height: 32px; fill: #fff; }
.whatsapp-float:hover { transform: scale(1.08); background: #1ebe5a; }