/*
Theme Name: Grupo DF Arquitectura & Construcción
Theme URI: https://example.com/grupo-df-theme
Author: OpenAI
Author URI: https://openai.com
Description: Tema WordPress premium editable para Grupo DF Arquitectura & Construcción, reforzado con slider, menú móvil, portafolio visual y animaciones suaves.
Version: 3.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
Text Domain: grupo-df
Tags: custom-logo, custom-menu, featured-images, full-width-template, editor-style, translation-ready, blog, portfolio, architecture, construction
*/

:root {
  --cp-primary: #3c3c3c;
  --cp-accent: #1ea69a;
  --cp-text: #5d6673;
  --cp-muted: #8a8a8a;
  --cp-bg: #ffffff;
  --cp-soft: #f3f5f5;
  --cp-line: #e6ebee;
  --cp-dark: #1f2529;
  --cp-radius: 22px;
  --cp-shadow: 0 18px 40px rgba(17, 24, 39, 0.08);
  --cp-shadow-strong: 0 28px 70px rgba(17, 24, 39, 0.18);
  --cp-max: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--cp-text);
  background: var(--cp-bg);
  line-height: 1.65;
}
body.menu-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cp-primary); text-decoration: none; }
a:hover { color: var(--cp-accent); }
.container { width: min(100% - 2rem, var(--cp-max)); margin-inline: auto; }
.section { padding: 5.5rem 0; }
.section.alt { background: linear-gradient(180deg, #f7f9f9, #f1f5f5); }
.mini-label, .hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .84rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cp-accent);
  font-weight: 800;
}
.section-title,
.hero h1,
.entry-title,
.archive-title,
.site-title,
.cta-band h2,
.project-copy h3,
.portfolio-overlay h3 {
  font-family: Poppins, Inter, sans-serif;
}
.section-title { font-size: clamp(2rem, 3vw, 3rem); line-height: 1.08; margin: .4rem 0 .8rem; color: var(--cp-dark); max-width: 840px; }
.section-subtitle { max-width: 760px; color: var(--cp-muted); margin: 0; }
.section-head { margin-bottom: 2rem; }
.grid { display: grid; gap: 1.5rem; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card {
  background: #fff;
  border-radius: var(--cp-radius);
  box-shadow: var(--cp-shadow);
  overflow: hidden;
  border: 1px solid rgba(17,24,39,.04);
}
.card-body { padding: 1.5rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 50px;
  padding: .9rem 1.3rem;
  border-radius: 999px;
  font-weight: 800;
  transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--cp-accent); color: #fff; box-shadow: 0 12px 30px rgba(30,166,154,.22); }
.btn-primary:hover { color: #fff; background: #178f84; }
.btn-secondary { background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(6px); }
.btn-outline { border: 2px solid rgba(31,37,41,.15); color: var(--cp-dark); }
.btn-outline:hover { background: var(--cp-dark); color: #fff; border-color: var(--cp-dark); }
.text-link { color: var(--cp-accent); font-weight: 700; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(17,24,39,.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-height: 88px;
}
.branding { display: flex; align-items: center; gap: 1rem; }
.brand-copy { display: grid; gap: .15rem; }
.default-brand-logo,
.branding .custom-logo { max-height: 56px; width: auto; }
.site-title { font-size: 1.06rem; color: var(--cp-dark); font-weight: 800; }
.site-description { color: var(--cp-muted); font-size: .92rem; }
.main-navigation { display: flex; align-items: center; gap: 1rem; }
.main-navigation .menu,
.main-navigation ul { list-style: none; display: flex; gap: 1.15rem; margin: 0; padding: 0; align-items: center; }
.main-navigation a { color: var(--cp-dark); font-weight: 600; }
.nav-cta-wrap { display: flex; align-items: center; gap: .75rem; }
.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: 1px solid rgba(17,24,39,.08);
  background: #fff;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--cp-dark);
  margin: 4px auto;
  transition: transform .25s ease, opacity .25s ease;
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.lang-switcher {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(17,24,39,.08);
  background: #fff;
  color: var(--cp-dark);
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: 92vh;
  color: #fff;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-slides,
.hero-slide,
.hero-overlay { position: absolute; inset: 0; }
.hero-slide {
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity 1.1s ease, transform 6s ease;
}
.hero-slide.is-active { opacity: 1; transform: scale(1); }
.hero-overlay {
  background:
    linear-gradient(90deg, rgba(20,24,28,.82) 0%, rgba(20,24,28,.55) 45%, rgba(20,24,28,.35) 100%),
    linear-gradient(180deg, rgba(30,166,154,.18), rgba(20,24,28,.18));
}
.hero-content { position: relative; z-index: 2; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr .75fr;
  gap: 2rem;
  align-items: end;
}
.hero-copy h1 { font-size: clamp(2.7rem, 5vw, 5.2rem); line-height: .98; margin: 1rem 0 1rem; max-width: 800px; }
.hero-copy p { max-width: 720px; font-size: 1.08rem; color: rgba(255,255,255,.84); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 1.5rem; }
.hero-microcopy { margin-top: 1rem; color: rgba(255,255,255,.7); font-weight: 600; }
.hero-panel {
  align-self: center;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 28px;
  box-shadow: var(--cp-shadow-strong);
  padding: 1.4rem;
  backdrop-filter: blur(16px);
}
.panel-heading { font-weight: 800; margin-bottom: 1rem; }
.panel-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.panel-metrics div { background: rgba(255,255,255,.08); border-radius: 18px; padding: 1rem; }
.panel-metrics strong { display: block; font-size: 1.5rem; color: #fff; }
.panel-metrics span { color: rgba(255,255,255,.78); font-size: .92rem; }
.hero-tags { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }
.hero-tags span {
  border: 1px solid rgba(255,255,255,.18);
  padding: .55rem .8rem;
  border-radius: 999px;
  color: rgba(255,255,255,.84);
  font-size: .88rem;
}

.intro-strip { padding-top: 3rem; }
.intro-strip-grid,
.two-col-feature,
.contact-slab,
.single-grid,
.cta-band-inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 2rem;
  align-items: center;
}
.intro-cards { display: grid; gap: 1rem; }
.glass-card {
  background: linear-gradient(180deg, rgba(30,166,154,.06), rgba(31,37,41,.02));
  border: 1px solid rgba(17,24,39,.06);
  border-radius: 24px;
  padding: 1.3rem;
  box-shadow: var(--cp-shadow);
}
.glass-card strong { display: block; color: var(--cp-dark); margin-bottom: .5rem; }
.feature-visual img,
.single-cover { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 28px; box-shadow: var(--cp-shadow-strong); }
.chip-list { display: flex; flex-wrap: wrap; gap: .65rem; margin-top: 1.2rem; }
.chip-list span {
  background: #fff;
  border: 1px solid var(--cp-line);
  padding: .7rem .9rem;
  border-radius: 999px;
  font-weight: 700;
  color: var(--cp-dark);
}
.feature-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(30,166,154,.12), rgba(31,37,41,.04));
  color: var(--cp-accent);
  font-weight: 800;
  margin-bottom: 1rem;
}
.service-card { min-height: 100%; }
.project-showcase {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1.25rem;
}
.project-tile {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: #fff;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--cp-shadow);
}
.project-media img,
.project-thumb { width: 100%; height: 100%; min-height: 260px; object-fit: cover; }
.project-copy { padding: 1.35rem; display: grid; align-content: center; gap: .55rem; }
.project-meta { color: var(--cp-accent); font-weight: 700; font-size: .9rem; }
.project-copy h3 { margin: 0; color: var(--cp-dark); font-size: 1.4rem; }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 1rem;
}
.portfolio-card {
  position: relative;
  overflow: hidden;
  min-height: 330px;
  border-radius: 28px;
  box-shadow: var(--cp-shadow);
}
.portfolio-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s ease;
}
.portfolio-card:hover img { transform: scale(1.06); }
.portfolio-overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.25rem;
  background: linear-gradient(180deg, transparent, rgba(18,24,28,.84));
  color: #fff;
}
.portfolio-overlay span { display: inline-block; font-size: .82rem; font-weight: 700; color: rgba(255,255,255,.76); margin-bottom: .3rem; }
.portfolio-overlay h3 { margin: 0; font-size: 1.25rem; }

.cta-band { padding-top: 2rem; padding-bottom: 2rem; }
.cta-band-inner {
  background: linear-gradient(120deg, var(--cp-dark), #2b3338);
  color: #fff;
  border-radius: 28px;
  padding: 2rem;
  box-shadow: var(--cp-shadow-strong);
}
.cta-band h2 { margin: .45rem 0 0; color: #fff; max-width: 720px; font-size: clamp(1.7rem, 2.5vw, 2.5rem); }
.meta-list { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: .65rem; }
.meta-list li { color: var(--cp-muted); }
.meta-list.compact { gap: .45rem; }
.contact-list strong { color: var(--cp-dark); }
.form-card input,
.form-card textarea,
.form-card select,
.search-form input[type="search"] {
  width: 100%;
  padding: 1rem 1.1rem;
  border-radius: 16px;
  border: 1px solid #d7dee3;
  margin-bottom: .9rem;
  font: inherit;
  background: #fff;
}
.form-card textarea { min-height: 140px; resize: vertical; }
.wp-block-button__link,
button,
input[type="submit"] {
  background: var(--cp-accent);
  color: #fff;
  border: 0;
  border-radius: 999px;
  padding: .95rem 1.3rem;
  cursor: pointer;
  font-weight: 800;
}
.faq-list { max-width: 900px; }
.faq-item details {
  background: #fff;
  border-radius: 18px;
  padding: 1rem 1.25rem;
  box-shadow: var(--cp-shadow);
}
.faq-item + .faq-item { margin-top: .9rem; }
.faq-item summary { cursor: pointer; color: var(--cp-dark); font-weight: 700; }

.archive-grid,
.single-shell,
.archive-shell,
.project-single-hero { min-height: 30vh; }
.entry-content { max-width: 860px; }
.entry-title, .archive-title { color: var(--cp-dark); margin: .2rem 0 1rem; }
.post-meta { color: var(--cp-muted); font-size: .94rem; }
.sidebar .widget-title { color: var(--cp-dark); margin-top: 0; }
.search-form { display: flex; gap: .75rem; }
.search-form label { flex: 1; }
.search-form input[type="search"] { margin-bottom: 0; }

.site-footer {
  background: var(--cp-dark);
  color: rgba(255,255,255,.78);
  padding: 4rem 0 1.6rem;
  margin-top: 4rem;
}
.site-footer a { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 1.4rem; }
.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: .95rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.whatsapp-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1000;
  width: 60px;
  height: 60px;
  border-radius: 999px;
  box-shadow: 0 18px 38px rgba(0,0,0,.22);
  display: grid;
  place-items: center;
  background: #25D366;
  color: #fff;
  font-size: 1.5rem;
  font-weight: 800;
}
.screen-reader-text { position: absolute; left: -9999px; }

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .12s; }

@media (max-width: 1100px) {
  .hero-grid,
  .intro-strip-grid,
  .two-col-feature,
  .contact-slab,
  .cta-band-inner,
  .project-showcase,
  .footer-grid,
  .grid-4,
  .single-grid,
  .grid-3,
  .grid-2,
  .portfolio-grid { grid-template-columns: 1fr; }
  .project-tile { grid-template-columns: 1fr; }
  .panel-metrics { grid-template-columns: 1fr; }
}

@media (max-width: 920px) {
  .menu-toggle { display: inline-flex; }
  .main-navigation {
    position: fixed;
    top: 88px;
    left: 1rem;
    right: 1rem;
    background: rgba(255,255,255,.98);
    border: 1px solid rgba(17,24,39,.06);
    border-radius: 24px;
    box-shadow: var(--cp-shadow-strong);
    padding: 1rem;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    max-height: calc(100vh - 110px);
    overflow: auto;
  }
  .main-navigation.is-open { display: flex; }
  .main-navigation .menu,
  .main-navigation ul,
  .nav-cta-wrap { width: 100%; flex-direction: column; align-items: flex-start; }
  .main-navigation li,
  .main-navigation a,
  .nav-cta-wrap a { width: 100%; }
  .header-inner { min-height: 80px; }
  .brand-copy { display: none; }
  .hero { min-height: 84vh; }
}

@media (max-width: 680px) {
  .section { padding: 4.25rem 0; }
  .hero-copy h1 { font-size: 2.5rem; }
  .hero-panel { padding: 1rem; }
  .portfolio-card { min-height: 280px; }
}