/* ==========================================================================
   Estudio 6 — Design tokens
   ========================================================================== */
:root {
  --ink: #201c1b;
  --ink-70: rgba(32, 28, 27, 0.7);
  --paper: #ffffff;
  --sand: #f6f4f1;
  --sand-dark: #ece8e2;
  --gold: #8c7a53;
  --gold-dark: #6f6142;
  --line: #e2dfd9;
  --gray: #6f6b67;
  --radius: 2px;
  --container: 1280px;
  --gap: clamp(1.25rem, 3vw, 2.5rem);
  --section-y: clamp(4rem, 9vw, 8rem);
  --ff-display: 'Jost', 'Segoe UI', sans-serif;
  --ff-body: 'Work Sans', 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ff-body);
  color: var(--ink);
  background: var(--paper);
  font-size: 17px;
  line-height: 1.6;
  font-weight: 300;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--ff-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  margin: 0 0 0.6em;
  line-height: 1.15;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); font-weight: 300; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); }
h3 { font-size: 1.3rem; letter-spacing: 0.06em; text-transform: uppercase; }
.eyebrow {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.78rem;
  color: var(--gold);
  display: inline-block;
  margin-bottom: 1em;
}
p { margin: 0 0 1.2em; color: var(--ink-70); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gap);
}
.section { padding: var(--section-y) 0; }
.section--sand { background: var(--sand); }
.section--ink { background: var(--ink); color: #fff; }
.section--ink p { color: rgba(255,255,255,0.72); }
.section-head { max-width: 720px; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.95em 2.2em;
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.82rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.btn:hover { background: var(--ink); color: #fff; }
.btn--solid { background: var(--ink); color: #fff; }
.btn--solid:hover { background: var(--gold); border-color: var(--gold); }
.btn--gold { border-color: var(--gold); color: var(--gold); }
.btn--gold:hover { background: var(--gold); color: #fff; }
.btn--on-dark { border-color: rgba(255,255,255,0.6); color: #fff; }
.btn--on-dark:hover { background: #fff; color: var(--ink); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem var(--gap);
  transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}
.site-header.is-scrolled {
  background: rgba(255,255,255,0.96);
  box-shadow: 0 1px 0 var(--line);
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}
.site-header .brand img { height: 46px; width: auto; }
@media (max-width: 600px) { .site-header .brand img { height: 36px; } }
.site-header .brand-light { display: none; }
.site-header .brand-dark { display: block; }
body.home .site-header:not(.is-scrolled) .brand-light { display: block; }
body.home .site-header:not(.is-scrolled) .brand-dark { display: none; }
body.home .site-header:not(.is-scrolled) { color: #fff; }

.main-nav { display: flex; align-items: center; gap: 2.2rem; }
.main-nav ul { display: flex; gap: 2.2rem; }
.main-nav a {
  font-family: var(--ff-display);
  text-transform: uppercase;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
}
.main-nav a:hover { color: var(--gold); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 30px; height: 22px;
  position: relative;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after {
  content: '';
  position: absolute; left: 0; right: 0; height: 1.5px;
  background: currentColor;
}
.nav-toggle::before { top: 0; }
.nav-toggle span { top: 10px; }
.nav-toggle::after { bottom: 0; }

@media (max-width: 900px) {
  .main-nav ul { display: none; }
  .nav-toggle { display: block; }
  body.nav-open .main-nav ul {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--ink);
    color: #fff;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 90;
  }
  body.nav-open .main-nav a { font-size: 1.4rem; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  background: var(--ink) center/cover no-repeat;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(32,28,27,0.35) 0%, rgba(32,28,27,0.15) 40%, rgba(32,28,27,0.75) 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  padding: 0 var(--gap) 6rem;
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
}
.hero .eyebrow { color: var(--gold); }
.hero h1 { max-width: 14ch; }
.hero-actions { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }
.scroll-cue {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  writing-mode: vertical-rl;
  font-family: var(--ff-display);
  letter-spacing: 0.3em;
  font-size: 0.72rem;
  text-transform: uppercase;
  z-index: 1;
}

/* ==========================================================================
   Grids: services, team, blog
   ========================================================================== */
.grid { display: grid; gap: var(--gap); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid--3, .grid--4 { grid-template-columns: 1fr; } }

.service-card { padding-top: 1.6rem; border-top: 1px solid var(--line); }
.service-card .num { font-family: var(--ff-display); color: var(--gold); font-size: 0.9rem; }

.team-card { text-align: center; }
.team-card .photo { aspect-ratio: 3/4; overflow: hidden; background: var(--sand-dark); margin-bottom: 1rem; }
.team-card .photo img { width: 100%; height: 100%; object-fit: cover; }
.team-card .role { color: var(--gold); font-family: var(--ff-display); letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.78rem; }

/* ==========================================================================
   Portfolio
   ========================================================================== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 0.6rem 1.4rem; margin-bottom: 2.5rem; }
.filter-bar a {
  font-family: var(--ff-display);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--gray);
  padding-bottom: 0.3em;
  border-bottom: 1px solid transparent;
}
.filter-bar a.is-active, .filter-bar a:hover { color: var(--ink); border-color: var(--gold); }

.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
@media (max-width: 900px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .project-grid { grid-template-columns: 1fr; } }
.project-card { position: relative; display: block; overflow: hidden; aspect-ratio: 4/5; background: var(--sand-dark); }
.project-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.project-card:hover img { transform: scale(1.06); }
.project-card .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(20,18,17,0.85) 100%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 1.4rem; color: #fff;
}
.project-card .overlay .cat { font-family: var(--ff-display); text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.7rem; color: var(--gold); margin-bottom: 0.3em; }
.project-card .overlay h3 { text-transform: none; letter-spacing: 0; font-size: 1.15rem; margin: 0; }

.project-hero { position: relative; height: 70vh; min-height: 420px; background: var(--ink) center/cover no-repeat; color: #fff; display: flex; align-items: flex-end; }
.project-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.1), rgba(0,0,0,0.7)); }
.project-hero-inner { position: relative; z-index: 1; padding: 3rem var(--gap); max-width: var(--container); margin: 0 auto; width: 100%; }
.project-meta { display: flex; flex-wrap: wrap; gap: 2.4rem; margin: 2rem 0 3rem; padding: 2rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.project-meta .field .label { font-family: var(--ff-display); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.72rem; color: var(--gold); margin-bottom: 0.3em; }
.project-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.project-gallery img { width: 100%; height: auto; }
.project-gallery a { display: block; overflow: hidden; }
.project-gallery a:first-child { grid-column: 1 / -1; }
@media (max-width: 700px) { .project-gallery { grid-template-columns: 1fr; } }

/* ==========================================================================
   Blog / Novedades-Prensa
   ========================================================================== */
.post-list { display: grid; gap: 3rem; }
.post-card { display: grid; grid-template-columns: 320px 1fr; gap: 2rem; align-items: center; }
.post-card .thumb { aspect-ratio: 4/3; overflow: hidden; background: var(--sand-dark); }
.post-card .thumb img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 760px) { .post-card { grid-template-columns: 1fr; } }
.post-tag { font-family: var(--ff-display); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.72rem; color: var(--gold); }
.post-date { font-size: 0.82rem; color: var(--gray); margin-left: 0.6em; }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-info dt { font-family: var(--ff-display); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.72rem; color: var(--gold); margin-top: 1.6rem; }
.contact-info dd { margin: 0.3em 0 0; }
.social-links { display: flex; gap: 1.2rem; margin-top: 2rem; }
.social-links a { border: 1px solid var(--line); padding: 0.6em 1.2em; font-family: var(--ff-display); text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.08em; }
.social-links a:hover { border-color: var(--gold); color: var(--gold); }

.wpcf7-form p { margin-bottom: 1.2rem; }
.wpcf7-form label { display: block; font-family: var(--ff-display); text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; margin-bottom: 0.5em; color: var(--gray); }
.wpcf7-form input[type=text], .wpcf7-form input[type=email], .wpcf7-form input[type=tel], .wpcf7-form textarea {
  width: 100%; padding: 0.9em 1em; border: 1px solid var(--line); background: #fff; font-family: var(--ff-body); font-size: 1rem;
}
.wpcf7-form input:focus, .wpcf7-form textarea:focus { outline: none; border-color: var(--gold); }
.wpcf7-form input[type=submit] {
  font-family: var(--ff-display); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.82rem;
  padding: 0.95em 2.2em; background: var(--ink); color: #fff; border: 1px solid var(--ink);
}
.wpcf7-form input[type=submit]:hover { background: var(--gold); border-color: var(--gold); }

/* ==========================================================================
   WhatsApp float button
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: 1.6rem; right: 1.6rem;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  display: flex; align-items: center; justify-content: center;
  z-index: 200;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  transition: transform 0.2s ease;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--ink); color: rgba(255,255,255,0.75); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2.5rem; margin-bottom: 3rem; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { color: #fff; font-size: 0.85rem; letter-spacing: 0.12em; text-transform: uppercase; }
.footer-grid a:hover { color: var(--gold); }
.footer-grid li { margin-bottom: 0.6em; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 1.6rem; font-size: 0.82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }

/* generic page hero (non-home) */
.page-hero { padding: 9rem var(--gap) 4rem; max-width: var(--container); margin: 0 auto; }
.page-hero .eyebrow { color: var(--gold); }