:root {
  --primary-font: "Inter", sans-serif;
  --color-white: #ffffff;
  --color-gray-light: #f5f5f7;
  --color-gray-text: #86868b;
  --color-dark: #000000;
  --color-overlay: rgba(0, 0, 0, .6);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body, html {
  width: 100%;
  height: 100%;
  font-family: var(--primary-font);
  background-color: var(--color-dark);
  color: var(--color-white);
  overflow: hidden;
}

.landing-container {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.hero-bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-image: url(/hero.png);
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,.3) 0%, var(--color-overlay) 100%);
  z-index: 2;
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}

.content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  padding: 2rem;
  animation: fadeIn 1.5s ease-out;
}

@keyframes fadeIn {
  0%   { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.brand-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  letter-spacing: -.04em;
  margin-bottom: .5rem;
}

.brand-subtitle {
  font-size: clamp(1rem, 3vw, 1.5rem);
  font-weight: 300;
  color: var(--color-gray-light);
  letter-spacing: .02em;
  margin-bottom: 3rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background-color: #ffffff1a;
  border: 1px solid rgba(255,255,255,.2);
  padding: .5rem 1rem;
  border-radius: 50px;
  font-size: .9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .05em;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  margin-bottom: 3rem;
}

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background-color: #34c759;
  box-shadow: 0 0 8px #34c759cc;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%  { transform: scale(.95); opacity: .5; }
  50% { transform: scale(1.1); opacity: 1; }
  to  { transform: scale(.95); opacity: .5; }
}

.info-section p {
  max-width: 600px;
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--color-gray-light);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 2rem 0 3rem;
  max-width: 520px;
  background: #0006;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1.5rem;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.05);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .85rem;
  color: #ffffffb3;
  text-align: left;
}

.feature-icon { font-size: 1.2rem; }

.cta-group {
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.whatsapp-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: #25d36626;
  border: 1px solid rgba(37,211,102,.4);
  border-radius: 999px;
  color: #fff;
  font-size: .9rem;
  letter-spacing: .05em;
  text-decoration: none;
  transition: background .2s ease, border-color .2s ease;
}

.whatsapp-cta:hover {
  background: #25d36640;
  border-color: #25d366b3;
}

.contact-link {
  color: var(--color-white);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid rgba(255,255,255,.3);
  padding-bottom: 2px;
  transition: all .3s ease;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.contact-link:hover { border-bottom-color: var(--color-white); }

/* ─── FOOTER ─── */
.footer {
  position: absolute;
  bottom: 10px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30 px;
  z-index: 10;
}

.coming-soon-note {
  font-size: .7rem;
  letter-spacing: .18em;
  color: #ffffff80;
  text-transform: uppercase;
}

.dendev-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: #a0a0a0;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,.1);
  padding: 6px 12px;
  border-radius: 20px;
  transition: all .3s ease;
}

.dendev-badge:hover {
  color: #fff;
  border-color: #fff6;
  background: #ffffff0d;
}

/* ─── ANIMACIONES ─── */
@keyframes fadeInUp {
  0% { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-1 { animation: fadeInUp .7s ease forwards; animation-delay: .1s; opacity: 0; }
.animate-2 { animation: fadeInUp .7s ease forwards; animation-delay: .3s; opacity: 0; }
.animate-3 { animation: fadeInUp .7s ease forwards; animation-delay: .5s; opacity: 0; }
.animate-4 { animation: fadeInUp .7s ease forwards; animation-delay: .7s; opacity: 0; }
.animate-5 { animation: fadeInUp .7s ease forwards; animation-delay: .9s; opacity: 0; }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  body { overflow-y: auto; }

  .landing-container {
    height: auto;
    min-height: 100vh;
  }

  .content {
    padding-top: 20vh;
    padding-left: 24px;
    padding-right: 24px;
    text-align: center;
  }

  .features-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }

  .cta-group { width: 100%; }

  .whatsapp-cta {
    width: 100%;
    justify-content: center;
  }
}