/* Eagle Solutions SpA — estilos base */

:root {
  --negro-carbon: #111111;
  --gris-oscuro: #1c1c1c;
  --blanco: #ffffff;
  --gris-claro: #f3f3f3;
  --dorado: #e8b400;
  --dorado-oscuro: #c99700;

  --texto: #1c1c1c;
  --texto-suave: #4a4a4a;
  --borde: #e2e2e2;
  --radio: 8px;
  --sombra: 0 4px 16px rgba(0, 0, 0, 0.08);
  --header-h: 76px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  color: var(--texto);
  background: var(--blanco);
  line-height: 1.55;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; }

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.5em;
  color: var(--negro-carbon);
}
h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); text-align: center; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }

.section { padding: 72px 0; }
.section-alt { background: var(--gris-claro); }
.section-dark { background: var(--negro-carbon); color: var(--blanco); }
.section-dark h2, .section-dark strong { color: var(--blanco); }

.section-text {
  max-width: 680px;
  margin: 0 auto 40px;
  text-align: center;
  color: var(--texto-suave);
}
.section-dark .section-text { color: #cfcfcf; }

/* Botones */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: var(--radio);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-primary { background: var(--dorado); color: var(--negro-carbon); }
.btn-primary:hover { background: var(--dorado-oscuro); }

.btn-outline { border-color: var(--blanco); color: var(--blanco); }
.btn-outline:hover { background: var(--blanco); color: var(--negro-carbon); }

.btn-outline-light { border-color: var(--dorado); color: var(--blanco); }
.btn-outline-light:hover { background: var(--dorado); color: var(--negro-carbon); }

/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(17, 17, 17, 0.92);
  border-bottom: 1px solid rgba(232, 180, 0, 0.15);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo img { height: 44px; width: auto; }

.main-nav ul { display: flex; gap: 24px; }
.main-nav a {
  color: var(--blanco);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.main-nav a:hover, .main-nav a:focus-visible { border-color: var(--dorado); color: var(--dorado); }

.header-actions { display: flex; align-items: center; gap: 16px; }
.header-actions .btn-primary { padding: 10px 20px; font-size: 0.9rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  cursor: pointer;
}
.nav-toggle span {
  display: block; height: 2px; margin: 0 8px;
  background: var(--blanco);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s 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); }

/* Hero */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 56px) 0 64px;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(17,17,17,.88) 0%, rgba(17,17,17,.78) 45%, rgba(17,17,17,.92) 100%);
}
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; }
.hero-content { color: var(--blanco); }
.eyebrow { color: var(--dorado); font-weight: 700; letter-spacing: 2px; font-size: 0.85rem; margin-bottom: 14px; }
.hero h1 { color: var(--blanco); font-size: clamp(2rem, 5vw, 3.2rem); }
.hero-text { max-width: 560px; font-size: 1.1rem; color: #e8e8e8; margin-bottom: 30px; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 16px; }

.hero-media { max-width: 380px; margin-left: auto; }
.hero-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.5);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.hero-media img:hover { transform: translateY(-4px) scale(1.03); box-shadow: 0 24px 55px rgba(0, 0, 0, 0.6); }

/* Tarjetas compartidas (Nosotros / Servicios): icono + título + texto */
.cards-grid { display: grid; gap: 20px; }
.cards-grid--2 { grid-template-columns: repeat(2, 1fr); max-width: 820px; margin: 0 auto 56px; }
.cards-grid--3 { grid-template-columns: repeat(3, 1fr); }
.cards-grid--4 { grid-template-columns: repeat(4, 1fr); }

.mv-title { text-align: center; }
.title-gold { color: var(--dorado-oscuro); }

.card {
  background: var(--blanco);
  text-align: left;
  padding: 28px 22px;
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}
.card:hover { box-shadow: var(--sombra); transform: translateY(-3px); border-color: var(--dorado); }
.card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.card p { color: var(--texto-suave); margin: 0; font-size: 0.92rem; }
.cards-grid--3 .card { text-align: center; padding: 32px 20px; }

.icon { width: 40px; height: 40px; color: var(--dorado-oscuro); margin-bottom: 14px; }
.cards-grid--3 .icon { width: 44px; height: 44px; }

/* Filtros de proyectos */
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 36px; }
.filter-btn {
  padding: 9px 18px;
  border: 1px solid var(--borde);
  border-radius: 999px;
  background: var(--blanco);
  color: var(--texto-suave);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.filter-btn:hover { border-color: var(--dorado); color: var(--negro-carbon); }
.filter-btn.active { background: var(--negro-carbon); border-color: var(--negro-carbon); color: var(--dorado); }

/* Galería de proyectos */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}

.project-card {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--blanco);
  border: 1px solid var(--borde);
  border-radius: 12px;
  padding: 0;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
  opacity: 0;
  transform: translateY(16px);
  transition: box-shadow 0.2s ease, transform 0.2s ease, opacity 0.4s ease;
}
.project-card.in-view { opacity: 1; transform: translateY(0); }
.project-card:hover, .project-card:focus-visible { box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12); transform: translateY(-4px); }
.project-card.in-view:hover, .project-card.in-view:focus-visible { transform: translateY(-4px); }
.project-card.hidden { display: none; }

.project-media { width: 100%; background: var(--gris-claro); }
.project-card img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  object-position: center;
  display: block;
}

.project-info { display: block; padding: 14px 16px 16px; }
.project-category { display: block; color: var(--dorado-oscuro); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.6px; text-transform: uppercase; margin-bottom: 6px; }
.project-title { display: block; color: var(--negro-carbon); font-weight: 700; font-size: 1rem; margin-bottom: 6px; }
.project-card .project-desc {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  color: var(--texto-suave);
  font-size: 0.86rem;
  margin-bottom: 10px;
}
.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--dorado);
  border-radius: 999px;
  color: var(--dorado-oscuro);
  font-weight: 700;
  font-size: 0.78rem;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.project-card:hover .project-link, .project-card:focus-visible .project-link { background: var(--dorado); color: var(--negro-carbon); }

@media (max-width: 900px) {
  .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .projects-grid { grid-template-columns: 1fr; }
  .project-card img { height: 220px; }
}

/* Empresas / carrusel de logos */
.logos-carousel { overflow-x: auto; overflow-y: hidden; -webkit-overflow-scrolling: touch; }
.logos-carousel::-webkit-scrollbar { display: none; }

.logos-track {
  display: flex;
  align-items: center;
  gap: 18px;
  width: max-content;
  animation: logos-scroll 32s linear infinite;
}
.logos-carousel:hover .logos-track, .logos-track.paused { animation-play-state: paused; }

@keyframes logos-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.logo-item {
  flex: 0 0 auto;
  width: 150px;
  height: 85px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blanco);
  border: 1px solid var(--borde);
  border-radius: var(--radio);
  padding: 12px;
}
.logo-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.75;
  transition: filter 0.2s ease, opacity 0.2s ease;
}
.logo-item:hover img { filter: grayscale(0); opacity: 1; }

/* Contacto */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: start; max-width: 980px; margin: 0 auto; }
.contact-side { display: flex; flex-direction: column; gap: 32px; }
.contact-info p { margin: 0 0 20px; }
.contact-info strong { display: block; color: var(--dorado); font-size: 0.85rem; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 4px; }
.contact-info a:hover { color: var(--dorado); }
.contact-buttons { display: flex; flex-direction: column; gap: 14px; }
.contact-buttons .btn { text-align: center; }

/* Formulario de cotización */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(232, 180, 0, 0.2);
  border-radius: var(--radio);
  padding: 28px;
}
.form-title { color: var(--blanco); font-size: 1.1rem; margin: 0 0 4px; }

.campo-formulario { display: flex; flex-direction: column; gap: 6px; }
.campo-formulario label {
  color: var(--dorado);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}
.campo-formulario input,
.campo-formulario textarea {
  font: inherit;
  color: var(--blanco);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radio);
  padding: 12px 14px;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.campo-formulario input::placeholder,
.campo-formulario textarea::placeholder { color: #9a9a9a; }
.campo-formulario input:focus,
.campo-formulario textarea:focus {
  outline: none;
  border-color: var(--dorado);
  background: rgba(255, 255, 255, 0.09);
}
.campo-formulario textarea { min-height: 110px; resize: vertical; }
.contact-form .btn { align-self: flex-start; border: none; }

/* Footer */
.site-footer { background: var(--gris-oscuro); color: #cfcfcf; padding: 32px 0; text-align: center; font-size: 0.9rem; }
.footer-brand { color: var(--blanco); font-weight: 700; margin: 0 0 10px; }
.footer-inner p { margin: 6px 0; }
.footer-inner a:hover { color: var(--dorado); }
.footer-rights { color: #8f8f8f; font-size: 0.82rem; margin-top: 14px; }

/* Visor de proyectos (lightbox) */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 10, 0.94);
  padding: 20px;
}
.lightbox.open { display: flex; }

.lightbox-content { max-width: 900px; width: 100%; margin: 0; }
.lightbox-content img { width: 100%; max-height: 62vh; object-fit: contain; border-radius: var(--radio); background: #000; }
.lightbox-content figcaption { color: var(--blanco); padding: 18px 6px 0; }
.lightbox-content .project-category { color: var(--dorado); }
.lightbox-content .project-title { color: var(--blanco); font-size: 1.3rem; }
.lightbox-content .project-desc { color: #d8d8d8; }

.lightbox-close, .lightbox-nav {
  position: absolute;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--blanco);
  border-radius: 50%;
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.lightbox-close:hover, .lightbox-nav:hover { background: var(--dorado); color: var(--negro-carbon); }

.lightbox-close { top: 20px; right: 20px; width: 44px; height: 44px; font-size: 1.6rem; line-height: 1; }
.lightbox-nav { top: 50%; transform: translateY(-50%); width: 52px; height: 52px; font-size: 2rem; line-height: 1; }
.lightbox-prev { left: 16px; }
.lightbox-next { right: 16px; }

/* Accesibilidad */
a:focus-visible, button:focus-visible { outline: 2px solid var(--dorado); outline-offset: 2px; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
  .logos-track { animation: none !important; }
}

/* Responsive */
@media (max-width: 900px) {
  .cards-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .cards-grid--3 { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  :root { --header-h: 66px; }
  .nav-toggle { display: flex; }

  .main-nav {
    position: fixed;
    top: var(--header-h); left: 0; right: 0;
    background: var(--negro-carbon);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
    border-bottom: 1px solid rgba(232, 180, 0, 0.15);
  }
  .main-nav.open { max-height: 360px; }
  .main-nav ul { flex-direction: column; gap: 0; padding: 8px 20px 16px; }
  .main-nav a { display: block; padding: 12px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.08); }

  .header-actions .btn-primary { padding: 9px 14px; font-size: 0.82rem; }

  .cards-grid--4 { grid-template-columns: 1fr; }
  .cards-grid--2 { grid-template-columns: 1fr; }
  .logo-item { width: 120px; height: 70px; }

  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-media { max-width: 420px; margin: 0 auto; }
  .hero-buttons .btn { flex: 1 1 auto; text-align: center; }

  .lightbox-nav { width: 42px; height: 42px; font-size: 1.6rem; }
  .lightbox-prev { left: 6px; }
  .lightbox-next { right: 6px; }
  .lightbox-content img { max-height: 48vh; }
}