@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --bg: #0a0a0a;
  --red: #c0001a;
  --white: #ffffff;
  --gray: #888888;
  --dark: #111111;
  --border: #222222;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  overflow-x: hidden;
  cursor: none;
}

body.mobile-cursor { cursor: auto; }

/* ── CURSOR ── */
.cursor {
  width: 10px;
  height: 10px;
  background: var(--red);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .2s, height .2s, opacity .2s;
}
.cursor.hover { width: 24px; height: 24px; opacity: .6; }

/* ── HEADER ── */
header {
  position: fixed;
  top: 0; width: 100%;
  z-index: 500;
  padding: 1.5rem 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background .4s, backdrop-filter .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
header.scrolled {
  background: rgba(10,10,10,.88);
  backdrop-filter: blur(14px);
  border-color: var(--border);
}
.logo { height: 58px; }
nav { display: flex; align-items: center; gap: 2.5rem; }
nav a {
  color: var(--gray);
  text-decoration: none;
  font-size: .85rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: color .2s;
}
nav a:hover { color: var(--white); }
.nav-cta {
  color: var(--white) !important;
  border: 1px solid var(--red);
  padding: .55rem 1.4rem;
  font-size: .8rem !important;
  letter-spacing: .15em !important;
  transition: background .2s, color .2s !important;
}
.nav-cta:hover { background: var(--red) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: .3s; }

/* ── HERO ── */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
#hero video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10,10,10,.82) 0%, rgba(10,10,10,.55) 60%, rgba(10,10,10,.75) 100%);
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 5%;
  max-width: 900px;
}
.hero-eyebrow {
  font-size: .75rem;
  letter-spacing: .35em;
  color: var(--red);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .8s .4s forwards;
}
.hero-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(3.5rem, 9vw, 8rem);
  line-height: .95;
  letter-spacing: .04em;
  color: var(--white);
  margin-bottom: 1.8rem;
  overflow: hidden;
}
.hero-title .line {
  display: block;
  opacity: 0;
  transform: translateY(100%);
  animation: slideUp .9s forwards;
}
.hero-title .line:nth-child(1) { animation-delay: .6s; }
.hero-title .line:nth-child(2) { animation-delay: .85s; }
.hero-title span { color: var(--red); }

.hero-sub {
  font-size: clamp(.95rem, 1.5vw, 1.15rem);
  color: rgba(255,255,255,.65);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 2.8rem;
  opacity: 0;
  animation: fadeUp .8s 1.1s forwards;
}
.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .8s 1.3s forwards;
}
.btn-primary {
  background: var(--red);
  color: var(--white);
  text-decoration: none;
  padding: .9rem 2.4rem;
  font-size: .82rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 600;
  transition: background .2s, transform .2s;
}
.btn-primary:hover { background: #e0001f; transform: translateY(-2px); }
.btn-secondary {
  border: 1px solid rgba(255,255,255,.35);
  color: var(--white);
  text-decoration: none;
  padding: .9rem 2.4rem;
  font-size: .82rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  transition: border-color .2s, transform .2s;
}
.btn-secondary:hover { border-color: var(--white); transform: translateY(-2px); }

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  opacity: 0;
  animation: fadeUp .8s 1.8s forwards;
}
.hero-scroll span {
  font-size: .7rem;
  letter-spacing: .25em;
  color: var(--gray);
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--red), transparent);
  animation: scrollPulse 2s infinite;
}

/* ── SECTION BASE ── */
section { padding: 8rem 5%; }
.section-label {
  font-size: .7rem;
  letter-spacing: .4em;
  color: var(--red);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  line-height: 1;
  letter-spacing: .04em;
  margin-bottom: 1.2rem;
}
.section-sub {
  font-size: 1rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 560px;
}
.red-line {
  width: 48px;
  height: 2px;
  background: var(--red);
  margin-bottom: 2.5rem;
}

/* ── REVEAL ANIMATIONS ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity .8s ease, transform .8s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }

/* ── EL PROBLEMA ── */
#problema {
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.problema-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.problema-header { margin-bottom: 5rem; }
.problema-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.problema-card {
  background: var(--dark);
  padding: 3.5rem 2.8rem;
  border-top: 3px solid transparent;
  transition: border-color .3s;
}
.problema-card:hover { border-color: var(--red); }
.problema-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 2rem;
}
.problema-icon svg { width: 100%; height: 100%; stroke: var(--red); fill: none; stroke-width: 1.5; }
.problema-card h3 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.8rem;
  letter-spacing: .06em;
  margin-bottom: 1rem;
}
.problema-card p {
  font-size: .95rem;
  color: var(--gray);
  line-height: 1.75;
}
.problema-cierre {
  margin-top: 5rem;
  text-align: center;
}
.problema-cierre p {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(1.8rem, 4vw, 3.5rem);
  letter-spacing: .06em;
  color: var(--white);
}
.problema-cierre span { color: var(--red); }

/* ── QUÉ HACEMOS ── */
#hacemos {
  background: var(--dark);
  border-top: 1px solid var(--border);
}
.hacemos-inner { max-width: 1200px; margin: 0 auto; }
.hacemos-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  margin-bottom: 5rem;
  align-items: end;
}
.fases-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
}
.fase-card {
  background: var(--bg);
  padding: 2.5rem 2rem;
  border-bottom: 3px solid transparent;
  transition: border-color .3s, background .3s;
}
.fase-card:hover { border-color: var(--red); background: #0f0f0f; }
.fase-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3.5rem;
  color: var(--border);
  line-height: 1;
  margin-bottom: 1.5rem;
  transition: color .3s;
}
.fase-card:hover .fase-num { color: var(--red); }
.fase-card h3 {
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin-bottom: .8rem;
}
.fase-card p {
  font-size: .82rem;
  color: var(--gray);
  line-height: 1.65;
}
.hacemos-nota {
  margin-top: 3rem;
  padding: 2rem 2.5rem;
  border-left: 3px solid var(--red);
  background: var(--bg);
}
.hacemos-nota p {
  font-size: .9rem;
  color: var(--gray);
  line-height: 1.75;
}

/* ── PROYECTO CJ7 ── */
#proyecto {
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.proyecto-inner { max-width: 1200px; margin: 0 auto; }
.proyecto-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 4rem;
  flex-wrap: wrap;
  gap: 2rem;
}
.badge-proceso {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: .4rem 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
.proyecto-specs {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.spec {
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.spec-label {
  font-size: .65rem;
  letter-spacing: .3em;
  color: var(--gray);
  text-transform: uppercase;
}
.spec-value {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.1rem;
  letter-spacing: .08em;
}
.proyecto-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 340px);
  gap: 3px;
}
.proyecto-img {
  overflow: hidden;
  position: relative;
}
.proyecto-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(1.15);
  transition: transform .6s ease, filter .3s ease;
}
.proyecto-img:hover img { filter: brightness(1.25); }
.proyecto-img:hover img { transform: scale(1.04); }
.proyecto-img .img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0);
  transition: background .3s;
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
}
.proyecto-img:hover .img-overlay { background: rgba(10,10,10,.45); }
.img-label {
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--white);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .3s, transform .3s;
}
.proyecto-img:hover .img-label { opacity: 1; transform: translateY(0); }

/* ── PROYECTOS TERMINADOS ── */
#terminados {
  background: var(--dark);
  border-top: 1px solid var(--border);
}
.terminados-inner { max-width: 1200px; margin: 0 auto; }
.ghost-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 4rem;
}
.ghost-card {
  border: 1px solid var(--border);
  height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  opacity: .4;
  transition: opacity .3s;
}
.ghost-card:hover { opacity: .7; }
.ghost-card svg { width: 32px; height: 32px; stroke: var(--gray); fill: none; }
.ghost-card span {
  font-size: .72rem;
  letter-spacing: .25em;
  color: var(--gray);
  text-transform: uppercase;
}

/* ── HOMOLOGACIÓN ── */
#homologacion {
  background: #0e0e0e;
  border-top: 1px solid var(--border);
}
.homologacion-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8rem;
  align-items: center;
}
.homo-puntos {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  margin-top: 3rem;
}
.homo-punto {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.homo-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  color: var(--red);
  line-height: 1;
  min-width: 36px;
}
.homo-punto h4 {
  font-size: .9rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: .5rem;
}
.homo-punto p {
  font-size: .88rem;
  color: var(--gray);
  line-height: 1.7;
}
.homo-visual {
  position: relative;
  height: 500px;
  overflow: hidden;
}
.homo-visual img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(.7);
}
.homo-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--red);
  opacity: .3;
  pointer-events: none;
}
.homo-financiacion {
  margin-top: 2rem;
  padding: 1.5rem 2rem;
  border-left: 2px solid var(--border);
}
.homo-financiacion p {
  font-size: .8rem;
  color: var(--gray);
  line-height: 1.7;
}
.homo-financiacion strong { color: var(--white); }

/* ── CONTACTO ── */
#contacto {
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.contacto-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 8rem;
  align-items: start;
}
.contacto-info { padding-top: .5rem; }
.contacto-datos {
  margin-top: 3.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.dato { display: flex; flex-direction: column; gap: .3rem; }
.dato-label {
  font-size: .65rem;
  letter-spacing: .3em;
  color: var(--red);
  text-transform: uppercase;
}
.dato-value {
  font-size: 1rem;
  color: var(--white);
  text-decoration: none;
  transition: color .2s;
}
.dato-value:hover { color: var(--gray); }

.contacto-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.form-group { display: flex; flex-direction: column; gap: .5rem; }
.form-group label {
  font-size: .7rem;
  letter-spacing: .2em;
  color: var(--gray);
  text-transform: uppercase;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--dark);
  border: 1px solid var(--border);
  color: var(--white);
  padding: .9rem 1.2rem;
  font-family: 'Inter', sans-serif;
  font-size: .9rem;
  outline: none;
  transition: border-color .2s;
  width: 100%;
  appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--red); }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group select { color: var(--gray); }
.form-group select option { background: var(--dark); color: var(--white); }
.btn-submit {
  background: var(--red);
  color: var(--white);
  border: none;
  padding: 1rem 2.5rem;
  font-family: 'Inter', sans-serif;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  cursor: none;
  transition: background .2s, transform .2s;
  align-self: flex-start;
  margin-top: .5rem;
}
.btn-submit:hover { background: #e0001f; transform: translateY(-2px); }

/* ── FOOTER ── */
footer {
  background: #070707;
  border-top: 1px solid var(--border);
}
.footer-main {
  padding: 4rem 5%;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
}
.footer-brand img { height: 28px; margin-bottom: 1.5rem; }
.footer-brand p {
  font-size: .85rem;
  color: var(--gray);
  line-height: 1.7;
  max-width: 280px;
}
.footer-col h5 {
  font-size: .7rem;
  letter-spacing: .3em;
  color: var(--red);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .8rem; }
.footer-col ul a {
  font-size: .85rem;
  color: var(--gray);
  text-decoration: none;
  transition: color .2s;
}
.footer-col ul a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.5rem 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 100%;
}
.footer-bottom p {
  font-size: .78rem;
  color: var(--gray);
}

.financing-band {
  background: #f8f8f8;
  padding: 2rem 5%;
  display: flex;
  align-items: center;
  gap: 3rem;
  flex-wrap: wrap;
  justify-content: center;
  border-top: 1px solid #e0e0e0;
}
.financing-logos-crop {
  flex-shrink: 0;
}
.financing-img {
  max-height: 120px;
  max-width: 600px;
  width: auto;
  display: block;
}
.financing-text {
  font-size: .75rem;
  color: #555;
  line-height: 1.7;
  max-width: 520px;
  text-align: left;
}
.financing-text strong { color: #333; }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(100%); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: .3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ── MOBILE ── */
@media (max-width: 1024px) {
  .fases-grid { grid-template-columns: repeat(3, 1fr); }
  .hacemos-header { grid-template-columns: 1fr; gap: 2rem; }
  .homologacion-inner { grid-template-columns: 1fr; gap: 4rem; }
  .homo-visual { height: 320px; }
  .contacto-inner { grid-template-columns: 1fr; gap: 4rem; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  header { padding: 1.2rem 5%; }
  nav { display: none; }
  nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: var(--bg);
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    z-index: 400;
  }
  nav.open a { font-size: 1.2rem; }
  .hamburger { display: flex; z-index: 501; position: relative; }
  section { padding: 5rem 5%; }
  .problema-grid { grid-template-columns: 1fr; }
  .fases-grid { grid-template-columns: 1fr 1fr; }
  .proyecto-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .proyecto-grid .proyecto-img { height: 260px; }
  .ghost-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 2rem; }
  body.mobile-cursor * { cursor: auto !important; }
  .cursor { display: none; }
}

@media (max-width: 480px) {
  .fases-grid { grid-template-columns: 1fr; }
  .ghost-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; align-items: center; }
}