/* =========================================================
   SEVEN BRANDING — hoja de estilos principal
   Reconstrucción independiente de Wix. Paleta y tipografía
   fieles al diseño original (amarillo #FFD700 / negro / blanco).
   Fuentes: Montserrat y Poppins (Google Fonts) sustituyen a
   Avenir Heavy / Brandon Grotesque, que son fuentes con
   licencia de Wix y no pueden reutilizarse fuera de su plataforma.
   ========================================================= */

:root {
  --color-yellow: #FFD700;
  --color-black: #0A0A0A;
  --color-white: #FFFFFF;
  --color-gray: #4a4a4a;
  --color-gray-light: #f4f4f4;

  --font-display: "Montserrat", Arial, sans-serif; /* reemplazo de Avenir Heavy */
  --font-body: "Poppins", Arial, sans-serif;        /* reemplazo de Brandon Grotesque */

  --container-max: 1200px;
  --radius: 4px;
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-black);
  background: var(--color-white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { margin: 0; padding: 0; list-style: none; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-black);
  color: var(--color-yellow);
  padding: 10px 16px;
  z-index: 999;
}
.skip-link:focus { left: 10px; top: 10px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition);
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--color-black);
  color: var(--color-yellow);
}
.btn-primary:hover { background: #1a1a1a; }

.btn-outline {
  background: transparent;
  color: var(--color-black);
  border-color: var(--color-black);
}
.btn-outline:hover { background: var(--color-black); color: var(--color-yellow); }

.btn-block { display: block; width: 100%; text-align: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-yellow);
  border-bottom: 3px solid var(--color-black);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.9rem;
  letter-spacing: 0.01em;
  color: var(--color-black);
  display: flex;
  align-items: baseline;
}
.logo .seven-num {
  color: var(--color-white);
}

.main-nav { display: flex; align-items: center; gap: 28px; }
.btn-primary-mobile { display: none; }
.main-nav a.nav-link {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
}
.header-actions { display: flex; align-items: center; gap: 14px; }
.icon-btn {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-black);
  border-radius: 50%;
}
.icon-btn img { width: 20px; height: 20px; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 40px; height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav-toggle span { width: 26px; height: 3px; background: var(--color-black); display: block; }

/* ---------- Hero (Inicio) ---------- */
.hero {
  background: var(--color-yellow);
  padding: 0 0 60px;
  text-align: center;
}
.hero-img-wrap { width: 100%; overflow: hidden; margin-bottom: 28px; }
.hero-img { width: 100%; height: auto; display: block; }
.hero-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.scroll-hint { margin-top: 30px; font-size: 1.6rem; }

/* ---------- Secciones generales ---------- */
section { padding: 80px 0; }
.section-yellow { background: var(--color-yellow); }
.section-black { background: var(--color-black); color: var(--color-white); }
.section-white { background: var(--color-white); }

.eyebrow {
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  display: inline-block;
  background: var(--color-black);
  color: var(--color-yellow);
  padding: 8px 18px;
  border-radius: var(--radius);
  margin-bottom: 20px;
}
.section-black .eyebrow, .section-yellow .eyebrow {
  background: var(--color-white);
  color: var(--color-black);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.1;
  margin: 0 0 16px;
  text-transform: uppercase;
}
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 16px; }

.lead {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1.5rem;
  max-width: 780px;
  margin: 0 auto 16px;
}
.lead strong { font-weight: 600; }

.text-center { text-align: center; }

/* ---------- About (No es una agencia más) ---------- */
.about-section { position: relative; overflow: hidden; }
.about-illustration {
  position: absolute;
  right: -20px;
  top: 42%;
  transform: translateY(-50%);
  width: 60%;
  max-width: 760px;
  opacity: 1;
  pointer-events: none;
  z-index: 0;
}
.about-section .container { position: relative; z-index: 1; }
.about-content h2 { text-align: left; }
.lead-left { text-align: left; margin: 0 0 16px; max-width: 560px; }
.method-grid-left .method-step { text-align: left; }
.method-grid-left { max-width: 620px; }

/* ---------- Metodología ---------- */
.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 50px;
}
.method-step { text-align: center; }
.method-step .num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 3.5rem;
  color: var(--color-black);
  margin-bottom: 8px;
}
.method-step h3 { text-transform: uppercase; font-size: 1.1rem; margin-bottom: 10px; }
.method-step p { font-size: 0.9rem; color: #2b2b2b; }

/* ---------- Proyectos recientes (grid) ---------- */
.projects-grid {
  display: flex;
  gap: 24px;
  margin-top: 50px;
  align-items: flex-start;
}
.projects-grid .project-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.projects-grid .project-col.col-mid { margin-top: 78px; }
.project-card {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-black);
}
.project-card img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s ease, opacity 0.4s ease;
}
.project-card:hover img { transform: scale(1.06); opacity: 0.55; }
.project-card .num-badge {
  position: absolute; top: 14px; left: 14px;
  background: var(--color-yellow);
  color: var(--color-black);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.9rem;
  padding: 4px 10px;
}
.project-card .view-btn {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%,-50%) scale(0.85);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  background: var(--color-yellow);
  color: var(--color-black);
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.8rem;
  padding: 12px 20px;
  border-radius: var(--radius);
  white-space: nowrap;
}
.project-card:hover .view-btn { opacity: 1; transform: translate(-50%,-50%) scale(1); }

.projects-more { text-align: center; margin-top: 40px; }

/* ---------- Servicios ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 50px;
}
.service-card {
  background: var(--color-black);
  color: var(--color-white);
  padding: 40px 30px;
  min-height: 220px;
  border-radius: 14px;
}
.service-card .num {
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--color-yellow);
  font-size: 1.6rem;
  margin-bottom: 14px;
}
.service-card h3 { color: var(--color-white); font-size: 1.15rem; }
.service-card p { color: #cfcfcf; font-size: 0.9rem; margin: 0; }

/* ---------- Equipo ---------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 50px;
}
.team-card { text-align: center; }
.team-photo {
  width: 180px; height: 180px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 20px;
  background: var(--color-black);
}
.team-photo img { width: 100%; height: 100%; object-fit: cover; }
.team-photo.placeholder {
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 3rem;
  color: var(--color-yellow);
}
.team-card h3 { margin-bottom: 4px; font-size: 1.1rem; }
.team-card .role { font-family: var(--font-body); font-weight: 500; color: #444; text-transform: none; }

/* ---------- Clientes (carrusel manual) ---------- */
.clients-carousel { margin-top: 40px; display: flex; align-items: center; justify-content: center; gap: 20px; }
.clients-track-wrap { overflow: hidden; max-width: 900px; width: 100%; }
.clients-track { display: flex; transition: transform 0.4s ease; }
.clients-track img { width: 100%; flex: 0 0 100%; }
.clients-arrow {
  background: var(--color-black);
  color: var(--color-yellow);
  border: none;
  width: 42px; height: 42px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  flex-shrink: 0;
}
.clients-arrow:hover { background: #1a1a1a; }
.clients-indicator {
  margin-top: 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  color: #555;
}

/* ---------- Contacto / Footer ---------- */
.contact-section { background: var(--color-white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
  margin-top: 40px;
}
.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 8px;
}
.form-row input, .form-row textarea {
  width: 100%;
  border: none;
  border-bottom: 2px solid var(--color-black);
  padding: 10px 4px;
  font-family: var(--font-body);
  font-size: 1rem;
  background: transparent;
}
.form-row input:focus, .form-row textarea:focus { outline: none; border-color: var(--color-yellow); background: #fffdf2; }
.form-note { font-size: 0.78rem; color: #666; margin-top: 10px; }
.form-status { margin-top: 14px; font-weight: 600; }
.form-status.success { color: #1a7a1a; }
.form-status.error { color: #b30000; }

.contact-info h3 { margin-bottom: 6px; }
.contact-info .info-block { margin-bottom: 28px; }
.contact-info a { text-decoration: underline; }

footer.site-footer {
  background: var(--color-black);
  color: var(--color-white);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid #333;
}
.footer-grid h4 {
  color: var(--color-yellow);
  font-size: 1rem;
  margin-bottom: 16px;
}
.footer-grid ul li { margin-bottom: 8px; font-size: 0.9rem; color: #ddd; }
.footer-grid a:hover { color: var(--color-yellow); }

.footer-cta {
  background: var(--color-yellow);
  color: var(--color-black);
  margin-top: 40px;
  padding: 22px 0;
}
.footer-cta .container { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-cta p { margin: 0; font-family: var(--font-display); font-weight: 800; text-transform: uppercase; font-size: 1rem; }

.footer-bottom {
  padding: 18px 0 24px;
  text-align: center;
  font-size: 0.8rem;
  color: #999;
}
.footer-bottom a { text-decoration: underline; }

/* ---------- WhatsApp flotante ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(0,0,0,0.3);
  z-index: 200;
}
.whatsapp-float img { width: 30px; height: 30px; filter: brightness(0) invert(1); }

/* ---------- Interior de páginas (portafolio, proyectos, privacidad) ---------- */
.page-header { padding: 50px 0 20px; }
.back-link { font-family: var(--font-display); font-weight: 700; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px; }
.page-title { font-size: clamp(1.8rem, 5vw, 2.8rem); }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.portfolio-grid figure { margin: 0; aspect-ratio: 1/1; overflow: hidden; border-radius: var(--radius); cursor: zoom-in; }
.portfolio-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.portfolio-grid figure:hover img { transform: scale(1.08); }

.case-hero { border-radius: var(--radius); overflow: hidden; margin: 30px 0 40px; max-height: 480px; }
.case-hero img { width: 100%; object-fit: cover; }
.case-block { max-width: 820px; margin: 0 auto 50px; }
.case-block h3 { margin-top: 0; }
.case-block ul { list-style: disc; padding-left: 22px; margin-bottom: 16px; }
.case-block li { margin-bottom: 8px; }
.case-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 30px 0 60px; }
.case-gallery img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius); aspect-ratio: 1/1; }
.case-gallery.wide img { aspect-ratio: 16/10; }

.legal-content { max-width: 780px; margin: 0 auto; }
.legal-content ol { padding-left: 22px; }
.legal-content li { margin-bottom: 8px; }
.legal-note { font-style: italic; color: #555; font-size: 0.92rem; }

/* Lightbox simple */
.lightbox {
  position: fixed; inset: 0; background: rgba(0,0,0,0.92);
  display: none; align-items: center; justify-content: center;
  z-index: 500; padding: 30px;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 100%; max-height: 90vh; border-radius: var(--radius); }
.lightbox-close {
  position: absolute; top: 20px; right: 30px;
  color: var(--color-white); font-size: 2rem; cursor: pointer; background:none; border:none;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .method-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid .project-col.col-mid { margin-top: 40px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: 1fr; max-width: 320px; margin-inline: auto; }
  .about-illustration { display: none; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .case-gallery { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn-primary,
  .header-actions .icon-btn { display: none; }
  .main-nav.open a.btn-primary-mobile {
    display: inline-block;
    background: var(--color-black);
    color: var(--color-yellow);
    font-family: var(--font-display);
    font-weight: 800;
    text-transform: uppercase;
    font-size: 0.85rem;
    padding: 12px 20px;
    border-radius: var(--radius);
    text-align: center;
  }
  .main-nav.open {
    display: flex; flex-direction: column;
    position: absolute; top: 84px; left: 0; right: 0;
    background: var(--color-yellow);
    border-bottom: 3px solid var(--color-black);
    padding: 20px 24px 30px;
    gap: 18px;
  }
  .projects-grid { flex-direction: column; }
  .projects-grid .project-col.col-mid { margin-top: 0; }
  .services-grid { grid-template-columns: 1fr; }
  .method-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .case-gallery { grid-template-columns: 1fr; }
  .footer-cta .container { flex-direction: column; align-items: stretch; text-align: center; }
  section { padding: 56px 0; }
}