/* =========================================================
   Desierto Creativo — Design tokens
   ========================================================= */
:root {
  --bg: #0a0a0a;
  --bg-alt: #111111;
  --ink: #f5f3ee;
  --ink-dim: #a9a49b;
  --teal: #3f8288;
  --maroon: #8c2a34;
  --line: rgba(245, 243, 238, 0.12);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-caps: 'Jost', sans-serif;
  --font-body: 'Inter', sans-serif;

  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

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

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

/* subtle film-grain texture over everything */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: linear-gradient(to bottom, rgba(10,10,10,0.92), rgba(10,10,10,0));
  transition: background 0.3s ease;
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  height: 42px;
  width: auto;
  filter: brightness(0) invert(1);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 36px;
  font-family: var(--font-caps);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-desktop a {
  opacity: 0.85;
  transition: opacity 0.2s ease;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}
.nav-desktop a:hover { opacity: 1; border-color: var(--teal); }

.nav-cta {
  border: 1px solid var(--line) !important;
  padding: 8px 18px !important;
  border-radius: 2px;
}
.nav-cta:hover { border-color: var(--teal) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 1px;
  background: var(--ink);
  display: block;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  padding: 0 24px 24px;
  gap: 18px;
  font-family: var(--font-caps);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 14px;
}
.nav-mobile.open { display: flex; }

@media (max-width: 780px) {
  .nav-desktop { display: none; }
  .nav-toggle { display: flex; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 24px 80px;
  overflow: hidden;
}

.hero-thread {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.9;
}
.hero-thread path {
  fill: none;
  stroke: var(--teal);
  stroke-width: 1.2;
  stroke-linecap: round;
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  animation: draw-thread 2.6s ease-out 0.3s forwards;
}
.hero-thread circle {
  fill: var(--maroon);
  opacity: 0;
  animation: dot-in 0.6s ease-out 2.6s forwards;
}
@keyframes draw-thread {
  to { stroke-dashoffset: 0; }
}
@keyframes dot-in {
  from { opacity: 0; transform: scale(0.3); }
  to { opacity: 1; transform: scale(1); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.eyebrow {
  font-family: var(--font-caps);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  color: var(--ink-dim);
  margin: 0 0 28px;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.08;
  margin: 0 0 28px;
  letter-spacing: -0.01em;
}
.hero-title em {
  font-style: italic;
  color: var(--teal);
}

.hero-lede {
  font-size: 18px;
  color: var(--ink-dim);
  max-width: 480px;
  margin: 0 0 40px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--font-caps);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 15px 30px;
  border-radius: 2px;
  transition: all 0.25s ease;
  display: inline-block;
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
}
.btn-primary:hover {
  background: var(--teal);
  color: var(--ink);
}
.btn-ghost {
  border: 1px solid var(--line);
}
.btn-ghost:hover {
  border-color: var(--maroon);
}

.scroll-cue {
  position: absolute;
  bottom: 36px;
  left: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-caps);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  z-index: 1;
}
.scroll-cue span {
  width: 1px;
  height: 32px;
  background: linear-gradient(to bottom, var(--teal), transparent);
  display: block;
}

/* =========================================================
   Sections
   ========================================================= */
.section {
  padding: 120px 24px;
}
.section-alt {
  background: var(--bg-alt);
}
.section-inner {
  max-width: var(--container);
  margin: 0 auto;
}
.section-inner.narrow {
  max-width: 720px;
}

.kicker {
  font-family: var(--font-caps);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  color: var(--teal);
  margin: 0 0 18px;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  line-height: 1.2;
  margin: 0 0 40px;
  letter-spacing: -0.01em;
}

.body-text {
  font-size: 17px;
  color: var(--ink-dim);
  max-width: 640px;
  margin: 0 0 22px;
  font-weight: 300;
}
.body-text.emphasis {
  color: var(--ink);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 20px;
}
.section-intro { margin-bottom: 56px; }

/* reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.in { opacity: 1; transform: none; }

/* si JavaScript está deshabilitado, mostrar todo el contenido sin animación */
.no-js .reveal { opacity: 1; transform: none; }

/* =========================================================
   Servicios
   ========================================================= */
.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 44px 56px;
}
@media (max-width: 700px) {
  .service-grid { grid-template-columns: 1fr; }
}

.service-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.service-mark {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 6px;
  border-radius: 50%;
  border: 1px solid var(--teal);
  position: relative;
}
.service-mark::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 6px; height: 6px;
  background: var(--maroon);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.service-item h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  margin: 0 0 8px;
}
.service-item p {
  color: var(--ink-dim);
  font-size: 15px;
  margin: 0;
  font-weight: 300;
}

/* =========================================================
   Portafolio
   ========================================================= */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}
@media (max-width: 900px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

.portfolio-card {
  position: relative;
  aspect-ratio: 4 / 5;
  min-height: 340px;
  background: var(--bg-alt);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 22px;
}
.portfolio-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  transition: opacity 0.4s ease, transform 0.5s ease;
}
.portfolio-card:hover img {
  opacity: 0.85;
  transform: scale(1.04);
}
.portfolio-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.9), transparent 60%);
}
.portfolio-meta {
  position: relative;
  z-index: 1;
}
.portfolio-cat {
  font-family: var(--font-caps);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  color: var(--teal);
  display: block;
  margin-bottom: 6px;
}
.portfolio-name {
  font-family: var(--font-display);
  font-size: 19px;
  font-style: italic;
}
.portfolio-card.placeholder .portfolio-cat { color: var(--ink-dim); }
.portfolio-card.placeholder .portfolio-name { color: var(--ink-dim); font-style: normal; }

/* =========================================================
   Contacto
   ========================================================= */
.contact-links {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
}
.contact-link {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  transition: padding-left 0.25s ease;
}
.contact-links a:last-child { border-bottom: 1px solid var(--line); }
.contact-link:hover { padding-left: 10px; color: var(--teal); }

.contact-label {
  font-family: var(--font-caps);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  color: var(--ink-dim);
}
.contact-value {
  font-family: var(--font-display);
  font-size: 20px;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  padding: 56px 24px 40px;
  text-align: center;
  border-top: 1px solid var(--line);
}
.footer-logo {
  height: 26px;
  margin: 0 auto 20px;
  filter: brightness(0) invert(1);
  opacity: 0.7;
}
.footer-social {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-bottom: 20px;
  font-family: var(--font-caps);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.footer-social a {
  color: var(--ink-dim);
  transition: color 0.2s ease;
}
.footer-social a:hover {
  color: var(--teal);
}
.site-footer p {
  font-family: var(--font-caps);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-dim);
  margin: 0;
}