:root {
  --black: #0a0a0b;
  --graphite: #17171a;
  --graphite-2: #202024;
  --yellow: #ffcc00;
  --yellow-soft: #ffe26b;
  --white: #ffffff;
  --ink-muted: #a9a9ae;
  --line: rgba(255, 255, 255, 0.09);
  --line-yellow: rgba(255, 204, 0, 0.35);
  --font-display: "Space Grotesk", Arial, sans-serif;
  --font-body: "Inter", Arial, sans-serif;
  --container: 1200px;
  --ease: cubic-bezier(.22, 1, .36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  margin: 0 0 .5em;
  letter-spacing: -.01em;
}
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.wrap-narrow { max-width: 760px; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--yellow);
  color: #0a0a0b;
  padding: 10px 16px;
  z-index: 999;
}
.skip-link:focus { left: 16px; top: 16px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: .78rem;
  font-weight: 600;
  color: var(--yellow);
  margin: 0 0 .9em;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--yellow);
  display: inline-block;
}
.section-copy {
  color: var(--ink-muted);
  max-width: 620px;
  font-size: 1.02rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 11, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: background .3s ease;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.brand-logo {
  height: 42px;
  width: auto;
  display: block;
}
.nav { display: flex; gap: 30px; }
.nav a {
  position: relative;
  font-size: .92rem;
  font-weight: 500;
  color: var(--ink-muted);
  padding: 4px 0;
  transition: color .2s ease;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--yellow);
  transition: width .25s var(--ease);
}
.nav a:hover, .nav a:focus-visible { color: var(--white); }
.nav a:hover::after, .nav a:focus-visible::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 14px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 0;
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--white);
  transition: transform .25s ease, opacity .25s ease;
}

@media (max-width: 900px) {
  .nav {
    position: fixed;
    inset: 78px 0 auto 0;
    flex-direction: column;
    gap: 0;
    background: var(--graphite);
    border-bottom: 1px solid var(--line);
    padding: 8px 24px 20px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease, transform .25s ease;
  }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .nav-toggle { display: flex; }
  .header-actions .btn-sm { display: none; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s var(--ease), background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn-icon { width: 18px; height: 18px; flex-shrink: 0; }
.btn-yellow {
  background: var(--yellow);
  color: #16130a;
}
.btn-yellow:hover {
  background: var(--yellow-soft);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 204, 0, .22);
}
.btn-ghost {
  border-color: var(--line);
  color: var(--white);
}
.btn-ghost:hover { border-color: var(--yellow); color: var(--yellow); transform: translateY(-2px); }
.btn-sm { padding: 10px 18px; font-size: .82rem; }
.btn-lg { padding: 17px 32px; font-size: .94rem; }

/* Placeholder photography blocks */
.ph {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    repeating-linear-gradient(135deg, transparent 0 38px, rgba(255, 204, 0, .07) 38px 40px),
    repeating-linear-gradient(135deg, #16161a 0 20px, #1c1c20 20px 40px);
  color: rgba(255, 255, 255, .45);
}
.ph-icon { width: 30px; height: 30px; opacity: .55; }
.ph-caption {
  font-size: .78rem;
  color: rgba(255, 255, 255, .55);
  max-width: 220px;
  line-height: 1.4;
}
.ph--square { aspect-ratio: 1 / 1; }
.ph--landscape { aspect-ratio: 4 / 3; }
.ph--portrait { aspect-ratio: 3 / 4; }
.ph--banner { aspect-ratio: 21 / 9; margin-top: 56px; }

/* Real photos (once placeholders are replaced) */
.shot {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--graphite-2);
}
.shot img { width: 100%; height: 100%; object-fit: cover; display: block; }
.shot--square { aspect-ratio: 1 / 1; }
.shot--landscape { aspect-ratio: 4 / 3; }
.shot--portrait { aspect-ratio: 3 / 4; }
.shot--banner { aspect-ratio: 21 / 9; margin-top: 56px; }
.shot--hero { position: absolute; inset: 0; border: 0; }
.shot--hero img { width: 100%; height: 100%; object-fit: cover; }
.ph--hero {
  position: absolute;
  inset: 0;
  border: 0;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 26px;
}
.ph--hero .ph-icon { display: none; }
.ph--hero .ph-caption {
  background: rgba(10, 10, 11, .55);
  padding: 8px 12px;
  max-width: 260px;
  text-align: right;
}

/* Hero */
.hero {
  position: relative;
  min-height: 94vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,10,11,.55) 0%, rgba(10,10,11,.75) 45%, rgba(10,10,11,.96) 100%);
}
.hero-inner { position: relative; max-width: 760px; padding-top: 60px; padding-bottom: 60px; }
.hero h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); }
.hl { color: var(--yellow); }
.hero-copy { color: #e6e6e9; font-size: 1.12rem; max-width: 540px; }
.hero-actions { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 14px; }

/* Generic section rhythm */
section { padding: 110px 0; }
section h2 { font-size: clamp(2rem, 3.6vw, 2.7rem); margin-bottom: 14px; }
.productos, .ventajas, .rubros { background: var(--black); }
.personalizacion, .proceso, .faq { background: var(--graphite); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.galeria { background: var(--black); }

/* Productos */
.grid-productos {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
@media (max-width: 1000px) { .grid-productos { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .grid-productos { grid-template-columns: 1fr; } }

.card-producto {
  background: var(--graphite);
  border: 1px solid var(--line);
  padding: 16px;
  transition: transform .25s var(--ease), border-color .25s ease, box-shadow .25s ease;
}
.card-producto:hover {
  transform: translateY(-4px);
  border-color: var(--line-yellow);
  box-shadow: 0 16px 30px rgba(0,0,0,.35);
}
.card-producto .ph, .card-producto .shot img { transition: transform .4s var(--ease); }
.card-producto:hover .ph { transform: scale(1.03); }
.card-producto:hover .shot img { transform: scale(1.06); }
.card-producto h3 {
  font-size: 1.02rem;
  margin: 16px 0 0;
}

/* Personalizacion */
.grid-personalizacion {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  max-width: 760px;
}
@media (max-width: 600px) { .grid-personalizacion { grid-template-columns: 1fr; } }
.card-personalizacion h3 { margin-top: 16px; font-size: 1.1rem; }
.card-personalizacion p { color: var(--ink-muted); font-size: .92rem; margin-bottom: 0; }
.card-personalizacion .ph { transition: transform .4s var(--ease); }
.card-personalizacion:hover .ph { transform: scale(1.02); }

/* Ventajas */
.grid-ventajas {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px 32px;
}
@media (max-width: 860px) { .grid-ventajas { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid-ventajas { grid-template-columns: 1fr; } }
.card-ventaja {
  border-left: 2px solid var(--line);
  padding-left: 20px;
  transition: border-color .25s ease;
}
.card-ventaja:hover { border-color: var(--yellow); }
.ventaja-icon { width: 30px; height: 30px; color: var(--yellow); margin-bottom: 14px; }
.card-ventaja h3 { font-size: 1.08rem; }
.card-ventaja p { color: var(--ink-muted); font-size: .92rem; margin-bottom: 0; }

/* Proceso */
.proceso-list {
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  position: relative;
}
.proceso-list::before {
  content: "";
  position: absolute;
  top: 21px;
  left: 5%;
  right: 5%;
  height: 1px;
  background: var(--line);
}
@media (max-width: 900px) {
  .proceso-list { grid-template-columns: 1fr; gap: 34px; }
  .proceso-list::before { display: none; }
}
.proceso-step { position: relative; }
.proceso-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--yellow);
  color: #16130a;
  font-family: var(--font-display);
  font-weight: 700;
  position: relative;
  z-index: 1;
  margin-bottom: 16px;
}
.proceso-step h3 { font-size: 1.02rem; }
.proceso-step p { color: var(--ink-muted); font-size: .9rem; margin-bottom: 0; }

/* Galeria */
.grid-galeria {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 860px) { .grid-galeria { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .grid-galeria { grid-template-columns: 1fr; } }
.grid-galeria .ph { transition: transform .4s var(--ease), filter .4s ease; }
.grid-galeria .ph:hover { transform: scale(1.015); filter: brightness(1.08); }

/* Rubros */
.grid-rubros {
  margin-top: 46px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
@media (max-width: 860px) { .grid-rubros { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .grid-rubros { grid-template-columns: 1fr; } }
.rubro-tile {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px;
  background: var(--graphite);
  border: 1px solid var(--line);
  transition: border-color .25s ease, transform .25s var(--ease);
}
.rubro-tile:hover { border-color: var(--line-yellow); transform: translateY(-2px); }
.rubro-icon {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  color: var(--yellow);
}
.rubro-tile h3 {
  margin: 0;
  font-size: 1rem;
}

/* FAQ */
.faq-list { margin-top: 40px; display: flex; flex-direction: column; gap: 1px; }
.faq-item {
  background: var(--graphite-2);
  border: 1px solid var(--line);
}
.faq-item + .faq-item { margin-top: 10px; }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 22px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  color: var(--yellow);
  font-size: 1.3rem;
  transition: transform .25s ease;
  flex-shrink: 0;
  margin-left: 12px;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-a { padding: 0 22px 20px; color: var(--ink-muted); }
.faq-a p { margin: 0; }

/* Contacto */
.contacto-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
@media (max-width: 860px) { .contacto-inner { grid-template-columns: 1fr; } }
.contacto-copy h2 { font-size: clamp(1.9rem, 3vw, 2.4rem); }
.contacto-copy p { color: var(--ink-muted); }
.contacto-datos { margin-top: 26px; display: flex; flex-direction: column; gap: 10px; }
.contacto-datos li { color: var(--ink-muted); }
.contacto-datos a:hover { color: var(--yellow); }

.form { display: flex; flex-direction: column; gap: 18px; }
.form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: .82rem;
  letter-spacing: .03em;
  color: var(--ink-muted);
  text-transform: uppercase;
}
.form input, .form textarea {
  background: var(--graphite);
  border: 1px solid var(--line);
  color: var(--white);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 1rem;
  resize: vertical;
  transition: border-color .2s ease;
}
.form input:focus, .form textarea:focus {
  outline: none;
  border-color: var(--yellow);
}
.form-note { color: var(--yellow-soft); font-size: .88rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 56px 0 0; background: var(--graphite); }
.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 40px;
}
.footer-tagline { color: var(--ink-muted); margin-top: 10px; max-width: 280px; }
.footer-contact { display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.footer-contact a { color: var(--ink-muted); transition: color .2s ease; }
.footer-contact a:hover { color: var(--yellow); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding: 20px 0;
}
.footer-bottom p { margin: 0; color: var(--ink-muted); font-size: .82rem; }

/* Floating WhatsApp button */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 58px;
  height: 58px;
  background: var(--yellow);
  color: #16130a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(0,0,0,.4);
  z-index: 90;
  transition: transform .2s var(--ease);
}
.wa-float svg { width: 28px; height: 28px; }
.wa-float:hover { transform: scale(1.08); }
.wa-float::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid var(--line-yellow);
  animation: wa-pulse 2.4s ease-out infinite;
}
@media (prefers-reduced-motion: reduce) {
  .wa-float::before { animation: none; }
}
@keyframes wa-pulse {
  0% { transform: scale(.9); opacity: .8; }
  100% { transform: scale(1.35); opacity: 0; }
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}