*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:   #080808;
  --dark:    #111111;
  --mid:     #1a1a1a;
  --border:  #2a2a2a;
  --amber:   #e8a020;
  --amber2:  #f5c842;
  --white:   #f0ece4;
  --muted:   #888;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'Syne', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ── SKIP LINK ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 1000;
  background: var(--amber);
  color: var(--black);
  font-family: var(--font-mono);
  font-size: .75rem;
  padding: .6rem 1rem;
  text-decoration: none;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.skip-link:focus {
  top: 1rem;
}

/* ── FOCUS ── */
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* ── CURSOR ── */
body { cursor: crosshair; }
a, button { cursor: crosshair; }

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.2rem 3rem;
  border-bottom: 1px solid transparent;
  transition: background .4s, border-color .4s;
}
nav.scrolled {
  background: rgba(8,8,8,.92);
  backdrop-filter: blur(12px);
  border-color: var(--border);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.9rem;
  letter-spacing: .12em;
  color: var(--amber);
  text-decoration: none;
}
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--amber); }

/* ── HAMBURGER ── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: .4rem;
  z-index: 200;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: transform .3s, opacity .3s;
}
.nav-open .hamburger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-open .hamburger span:nth-child(2) { opacity: 0; }
.nav-open .hamburger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── MOBILE NAV ── */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,8,8,.96);
  backdrop-filter: blur(8px);
  z-index: 150;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.4rem;
}
.nav-open .mobile-nav-overlay { display: flex; }
.mobile-nav-overlay a {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: .12em;
  color: var(--white);
  text-decoration: none;
  transition: color .2s;
}
.mobile-nav-overlay a:hover { color: var(--amber); }

/* ── HERO ── */
#hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('../images/garra.jpg');
  background-size: cover;
  background-position: center 40%;
  filter: brightness(.28) saturate(.6);
  transform: scale(1.04);
  transition: transform 12s ease;
}
.hero-bg::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, var(--mid) 0%, var(--black) 100%);
}
.hero-bg.with-image::before { display: none; }
#hero:hover .hero-bg { transform: scale(1.0); }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 40%,
    var(--black) 100%
  );
}
.hero-grid-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(232,160,32,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,160,32,.06) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center;
  padding: 2rem;
  animation: fadeUp .9s ease both;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 1.2rem;
  opacity: .85;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(5rem, 16vw, 14rem);
  line-height: .92;
  letter-spacing: .04em;
  color: var(--white);
  margin-bottom: .4rem;
}
.hero-title span { color: var(--amber); }
.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  font-weight: 400;
  color: rgba(240,236,228,.55);
  max-width: 520px;
  margin: 1.4rem auto 2.8rem;
  line-height: 1.6;
}
.hero-cta {
  display: inline-flex; align-items: center; gap: .7rem;
  padding: .9rem 2.4rem;
  background: var(--amber);
  color: var(--black);
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: background .2s, transform .2s;
}
.hero-cta:hover { background: var(--amber2); transform: translateY(-2px); }
.scroll-hint {
  position: absolute; bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  font-family: var(--font-mono); font-size: .62rem;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted);
  animation: pulse 2.4s ease-in-out infinite;
}
.scroll-hint::after {
  content: '';
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--amber), transparent);
}

/* ── SECTION BASE ── */
section { padding: 7rem 3rem; }
.section-label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 1rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: 1;
  letter-spacing: .03em;
  margin-bottom: 1.5rem;
}
.container { max-width: 1180px; margin: 0 auto; }

/* ── MARQUEE ── */
.marquee-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  background: var(--dark);
  padding: 1rem 0;
}
.marquee-track {
  display: flex; gap: 3rem;
  width: max-content;
  animation: marquee 22s linear infinite;
}
.marquee-item {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: .15em;
  color: var(--muted);
  white-space: nowrap;
  display: flex; align-items: center; gap: 3rem;
}
.marquee-item span {
  color: var(--amber);
  font-size: .9em;
}

/* ── SERVICIOS ── */
#servicios { background: var(--dark); }
.servicios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 4rem;
}
.servicio-card {
  background: var(--dark);
  padding: 2.8rem 2.4rem;
  position: relative;
  overflow: hidden;
  transition: background .3s;
}
.servicio-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--amber);
  transition: height .4s ease;
}
.servicio-card:hover { background: var(--mid); }
.servicio-card:hover::before { height: 100%; }
.servicio-num {
  font-family: var(--font-display);
  font-size: 4.5rem;
  color: var(--border);
  line-height: 1;
  margin-bottom: 1.2rem;
  transition: color .3s;
}
.servicio-card:hover .servicio-num { color: rgba(232,160,32,.15); }
.servicio-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: .8rem;
  color: var(--white);
}
.servicio-desc {
  font-size: .9rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ── ABOUT ── */
#about {
  background: var(--black);
}
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.about-photo-wrap {
  position: relative;
}
.about-photo-frame {
  position: relative;
  display: inline-block;
}
.about-photo-frame img {
  width: 100%;
  max-width: 420px;
  display: block;
  filter: grayscale(.35) contrast(1.05);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}
.about-photo-placeholder {
  width: 420px;
  height: 420px;
  max-width: 100%;
  background: var(--mid);
  display: flex;
  align-items: center;
  justify-content: center;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
}
.about-photo-placeholder span {
  font-family: var(--font-display);
  font-size: 6rem;
  color: var(--border);
}
.about-photo-frame::before {
  content: '';
  position: absolute;
  top: 16px; left: 16px; right: -16px; bottom: -16px;
  border: 1px solid var(--amber);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
  z-index: -1;
  opacity: .5;
}
.about-tag {
  position: absolute;
  bottom: -1.2rem; right: -1rem;
  background: var(--amber);
  color: var(--black);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: .5rem 1rem;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}
.about-text p {
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(240,236,228,.7);
  margin-bottom: 1.2rem;
}
.about-text p strong { color: var(--white); font-weight: 600; }
.skills-list {
  display: flex; flex-wrap: wrap; gap: .6rem;
  margin-top: 2rem;
}
.skill-tag {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  padding: .4rem .9rem;
  border: 1px solid var(--border);
  color: var(--muted);
  text-transform: uppercase;
  transition: border-color .2s, color .2s;
}
.skill-tag:hover { border-color: var(--amber); color: var(--amber); }

/* ── PROCESO ── */
#proceso { background: var(--dark); }
.proceso-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 4rem;
  position: relative;
}
.proceso-steps::before {
  content: '';
  position: absolute;
  top: 1.8rem; left: 12%; right: 12%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--amber), transparent);
}
.paso {
  text-align: center;
  padding: 0 1.5rem;
  position: relative;
}
.paso-num {
  width: 3.8rem; height: 3.8rem;
  border: 1px solid var(--amber);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--amber);
  margin: 0 auto 1.8rem;
  background: var(--dark);
  clip-path: polygon(0 25%, 25% 0, 75% 0, 100% 25%, 100% 75%, 75% 100%, 25% 100%, 0 75%);
}
.paso h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .6rem;
  color: var(--white);
}
.paso p {
  font-size: .85rem;
  line-height: 1.6;
  color: var(--muted);
}

/* ── CONTACTO ── */
#contacto {
  background: var(--black);
  text-align: center;
  position: relative;
  overflow: hidden;
}
#contacto::before {
  content: 'GARRAX';
  position: absolute;
  font-family: var(--font-display);
  font-size: 28vw;
  color: rgba(232,160,32,.03);
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: .05em;
}
.contacto-inner { position: relative; z-index: 1; }
.contacto-inner .section-title { margin-bottom: .5rem; }
.contacto-sub {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 3rem;
}
.contact-link {
  display: inline-flex; align-items: center; gap: .8rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 3rem);
  letter-spacing: .06em;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color .3s;
}
.contact-link:hover { border-color: var(--amber); }

/* ── CONTACT FORM ── */
.contact-form {
  max-width: 560px;
  margin: 0 auto 2.5rem;
  text-align: left;
}
.form-group { margin-bottom: 1.4rem; }
.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .5rem;
}
.form-input,
.form-textarea {
  width: 100%;
  padding: .85rem 1rem;
  background: var(--mid);
  border: 1px solid var(--border);
  color: var(--white);
  font-family: var(--font-body);
  font-size: .9rem;
  transition: border-color .3s;
}
.form-input:focus,
.form-textarea:focus {
  border-color: var(--amber);
  outline: none;
}
.form-textarea { min-height: 140px; resize: vertical; }
.form-input.error,
.form-textarea.error { border-color: #d44; }
.form-submit {
  display: inline-flex; align-items: center; gap: .7rem;
  padding: .85rem 2.2rem;
  background: var(--amber);
  color: var(--black);
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  border: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: background .2s, transform .2s;
}
.form-submit:hover { background: var(--amber2); transform: translateY(-2px); }
.form-feedback {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  margin-top: 1rem;
  padding: .7rem 1rem;
  display: none;
}
.form-feedback.visible { display: block; }
.form-feedback.success {
  background: rgba(72,199,142,.12);
  border: 1px solid rgba(72,199,142,.3);
  color: #48c78e;
}
.form-feedback.error {
  background: rgba(255,68,68,.12);
  border: 1px solid rgba(255,68,68,.3);
  color: #f44;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  background: var(--dark);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: .15em;
  color: var(--amber);
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .12em;
  color: var(--muted);
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes pulse {
  0%, 100% { opacity: .4; }
  50%       { opacity: 1; }
}

/* ── REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  section { padding: 5rem 1.5rem; }
  .about-inner { grid-template-columns: 1fr; gap: 3rem; }
  .about-photo-frame img,
  .about-photo-placeholder { width: 100%; max-width: 320px; height: auto; aspect-ratio: 1; }
  .proceso-steps { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .proceso-steps::before { display: none; }
  footer { flex-direction: column; gap: 1rem; text-align: center; }
  .contact-link { font-size: 1.4rem; }
}