* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", sans-serif;
}

button,
.tab,
a {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

body {
  background: #000;
  color: #f5f5f5;
}

html,
body {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

/* VARIABLES */
:root {
  --bg: #000000;
  --gold: #d4af37;
  --gold-soft: #f5d77a;
  --white: #f5f5f5;
  --gray: #9ca3af;
}

/* TEXTO */

#procesos ol,
li {
  padding: 10px 25px;
  margin: 30px;
  color: var(--white);
  font-size: 1.3rem;
  margin-bottom: 5px;
  line-height: 1.6px;
  width: auto;
  overflow: visible;
  white-space: normal;
  line-height: 1.5;
  word-break: break-word;
}
p {
  max-width: 680px;
  margin: 0 auto;
  color: var(--gray);
  text-align: center;
  font-size: 1.1rem;
}

h1 {
  font-family: "DM Serif Display", serif !important;
  font-weight: 500;
}

.title {
  align-items: center;
  color: var(--gold);
  display: flex;
  font-size: 2.2rem;
  gap: 14px;
  letter-spacing: 0.5px;
  margin: 10px 0 30px;
  position: relative;
  text-align: center;
  animation: titleGlow 4s ease-in-out infinite alternate;
}

.title::before,
.title::after {
  content: "";
  flex: 1;
  height: 2px;
  opacity: 0.4;
  background: linear-gradient(to right, transparent 0%, rgba(245, 210, 122, 0.2) 40%, rgba(245, 210, 122, 0.9) 100%);
  box-shadow: 0 0 10px rgba(245, 210, 122, o.4);
}

.title::after {
  background: linear-gradient(to left, transparent 0%, rgba(245, 210, 122, 0.2) 40%, rgba(245, 210, 122, 0.9) 100%);
}

@keyframes titleGlow {
  from {
    text-shadow: 0 0 5px rgba(212, 175, 55, 0.2);
  }
  to {
    text-shadow: 0 0 18px rgba(212, 175, 55, 0.5);
  }
}

.subtitulo {
  color: var(--gold);
  font-family: "Merriweather", serif !important;
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  position: relative;
  text-align: center;
}

.salto {
  flex-basis: 100%;
  height: 0;
}

/* WHATSAPP */
.whatsapp-float {
  position: fixed;
  bottom: 25px;
  right: 25px;
  background: var(--gold);
  color: black;
  padding: 14px 22px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.7);
  z-index: 999;
  transition: transform 0.3s ease;
}
.whatsapp-float:hover {
  transform: scale(1.05);
}

/* LOGO */
.logo {
  width: 250px;
  margin-bottom: 100px;
  animation:
    logofade 1.6s ease forwards,
    glowpulse 6s ease-in-out infinite;
}
.logo:hover {
  filter: drop-shadow(0 0 18px rgba(212, 175, 55, 0.6));
}

@keyframes logofade {
  from {
    opacity: 0;
    transform: translateY(-12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes glowpulse {
  0%,
  100% {
    filter: drop-shadow(0 0 6px rgba(212, 175, 55, 0.25));
  }
  50% {
    filter: drop-shadow(0 0 14px rgba(212, 175, 55, 0.45));
  }
}

/* Header */
.header {
  text-align: center;
  padding: 90px 20px 70px;
  background: radial-gradient(circle at top, rgba(212, 175, 55, 0.15), transparent 60%);
}

.header h1 {
  font-size: 2.8rem;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 20px;
}

/* BOTÓN */

.tab,
.contact-btn {
  font-family: "DM Serif Display", serif;
}

.contact-btn {
  display: inline-block;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: black;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: bold;
  margin: 0 auto;
  box-shadow: 0 25px 60px rgba(202, 156, 16, 0.596);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
  text-decoration: none;
}
.contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 35px 80px rgba(212, 175, 55, 0.6);
}

/* TABS */
.tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 50px;
}

.tab {
  font-family: "DM Serif Display", serif;
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  background: linear-gradient(145deg, #d4af37, #f5d77a);
  color: #1a1a1a;
  border-radius: 50px;
  padding: 12px 28px;
  box-shadow: 0 8px 20px rgba(212, 175, 55, 0.3);
  transition: all 0.3s cubic-bezier(4, 0, 2, 1);
  position: relative;
  overflow: hidden;
}
.tab:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 25px rgba(212, 175, 55, 0.5);
  background: linear-gradient(145deg, #f5d77a, #d4af37);
}
.tab.active {
  background: linear-gradient(145deg, #443402, #d4af37);
  color: #000;
  box-shadow: 0 12px 30px rgba(212, 175, 55, 0.6);
  transform: translateY(-5px) scale(1.05);
}

/* Contenido */
.content {
  max-width: 900px;
  margin: 50px auto;
  padding: 25px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(212, 175, 55, 0.35);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7);
  position: relative;
  overflow: hidden;
}

/* TABS CONTENT */
.tab-content {
  position: absolute;
  width: 100%;
  top: 0;
  left: 0;

  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);

  transition:
    opacity 0.35s ease,
    transform 0.35s ease,
    visibility 0.35s;
}

.tab-content.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  position: relative;
}

.tab-content.active .card,
.tab-content.active .contact-card {
  opacity: 1;
  transform: translateY(0);
}

.tab-content.active .card:nth-child(1) {
  transition-delay: 0.05s;
}
.tab-content.active .card:nth-child(2) {
  transition-delay: 0.1s;
}
.tab-content.active .card:nth-child(3) {
  transition-delay: 0.15s;
}
.tab-content.active .card:nth-child(4) {
  transition-delay: 0.2s;
}
.tab-content.active .card:nth-child(5) {
  transition-delay: 0.25s;
}

.tab:focus {
  outline: none;
  scroll-behavior: auto;
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*CTA para proyectos*/
.cta-proyecto {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: auto;
  margin-top: 40px;
}

/* Cada grupo de proyectos */
.proyecto-seccion {
  margin-top: 80px;
  padding-bottom: 40px;
}

#proyectos .proyecto-cards {
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

#proyectos .card {
  width: 100%;
  max-width: 800px;
  min-width: unset;
  padding: 40px;
}

/* Título de categoría */
.categoria {
  text-align: center;
  margin-bottom: 40px;
  color: var(--gold-soft);
  font-size: 1.6rem;
}

.categoria::after {
  content: "";
  display: block;
  width: 80px;
  height: 2px;
  background: var(--gold);
  margin: 15px auto 0;
  opacity: 0.6;
}

/*Videos*/

#proyectos video {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

/* CARDS */
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 400px));
  gap: 30px;
  margin-top: 50px;
  justify-items: center;
}

.cards > :last-child:nth-child(odd) {
  grid-column: 1 / -1;
  width: 400px;
  margin: 0 auto;
}

.card,
.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.0045);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: 18px;
  text-decoration: none;
  color: var(--gold-soft);
  font-weight: 650;
  padding: 50px 50px;
  transition:
    transform 0.5s ease,
    transform 0.5s ease;
  min-height: 30px;
  min-width: 380px;
  opacity: 0;
  transform: translateY(20px);
}

.contact-card span {
  display: block;
  margin-top: 6px;
  color: var(--gray);
  font-size: 0.85rem;
  font-weight: 400;
  line-height: 1.4;
}

.card:hover,
.contact-card:hover {
  transform: translateY(-8px) scale(1.02);
  background: rgba(212, 175, 55, 0.08);
  box-shadow:
    0 20px 60px rgba(212, 175, 55, 0.2),
    0 0 0 1px rgba(212, 175, 55, 0.3);
}

.card h2 {
  color: var(--gold);
  margin-bottom: 10px;
  text-align: center;
}

.proyecto-cards {
  background: black;
  color: white;
  border-radius: 20px;
}

/* CONTACT LINKS */
.contacto-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin-top: 40px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .logo {
    width: 140px;
  }
  .logo {
    width: 150px !important;
    margin-bottom: 40px !important;
  }
  .header h1 {
    font-size: 2.1rem;
  }
  .hero-text {
    font-size: 1rem;
  }
  .tabs {
    flex-wrap: wrap;
    gap: 10px;
  }
  .tab {
    min-width: 45%;
    font-size: 0.85rem;
  }
  .cards,
  .contacto-links {
    grid-template-columns: 1fr;
  }
  .contacto-card {
    padding: 22px;
    min-height: auto;
  }
  .content {
    margin: 30px 12px;
  }
}

/* FOOTER */
footer {
  background: transparent;
  border: none;
  box-shadow: none;
  margin-top: 80px;
  padding: 40px 20px;
  text-align: center;
  color: var(--gray);
}

/* ======= AJUSTES MÓVIL 480px - 768px ======= */
@media (max-width: 768px) {
  .card:hover,
  .contact-card:hover {
    transform: none;
    background: rgba(225, 255, 255, 0.0045);
    box-shadow: 0 0 0 rgba(212);
  }

  .tab:active {
    transform: none !important;
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.3) !important;
    background: linear-gradient(145deg, #d4af37, #f5d77a) !important;
    color: #1a1a1a !important;
  }

  .cards {
    display: flex !important;
    flex-direction: column !important;
    gap: 20px !important;
    align-items: center !important;
  }

  .card {
    width: 90% !important;
    min-width: auto !important;
    padding: 20px !important;
  }

  .subtitulo {
    font-size: 1rem !important;
    line-height: 1.5 !important;
    word-break: normal !important;
  }

  p {
    font-size: 1rem !important;
    line-height: 1.5 !important;
    max-width: 95% !important;
  }

  #procesos ol,
  #procesos li {
    font-size: 1.1rem !important;
    padding: 10px 15px !important;
    margin: 10px auto !important;
    line-height: 1.6 !important;
  }

  #proyectos video {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    min-height: 100px;
  }

  #porque h1:last-of-type {
    font-size: 1.1rem;
    white-space: normal;
    text-align: center;
    padding: 0 10px;
  }

  .contacto-links {
    display: flex !important;
    flex-direction: column !important;
    gap: 20px !important;
    margin-top: 30px !important;
    align-items: center !important;
  }

  .contact-card {
    width: 90% !important;
    min-width: auto !important;
    padding: 20px !important;
    font-size: 1rem !important;
    line-height: 1.5 !important;
  }

  .logo {
    width: 150px !important;
    margin-bottom: 40px !important;
  }

  .header h1 {
    font-size: 2rem !important;
    margin-bottom: 10px !important;
  }

  .header h2 {
    font-size: 1rem !important;
    line-height: 1.4 !important;
    margin: 0 auto !important;
  }

  .tabs {
    flex-wrap: wrap !important;
    justify-content: center !important;
    gap: 10px !important;
  }

  .tab {
    font-size: 0.85rem !important;
    padding: 10px 20px !important;
    min-width: auto !important;
  }
}

/* Desactivar efecto hover en dispositivos táctiles */
@media (hover: none) and (pointer: coarse) {
  .card,
  .contact-card {
    transform: translateY(0) !important;
    background: rgba(255, 255, 255, 0.0045) !important;
    box-shadow: 0 0 0 rgba(212, 175, 55, 0) !important;
  }
}