/* ========================================
   Variables de marca y configuración base
   ======================================== */
:root {
  --orange-blood: #E8471F;
  --deep-sky-blue: #01BAEF;
  --dark-blue: #2E4087;
  --ivory: #A2CD98;
  --dark-orchid: #733E9F;

  --white: #FFFFFF;
  --off-white: #F5F5F5;
  --dark: #1A1A2E;
  --gray: #6B7280;

  --font-primary: 'Inter', sans-serif;
  --font-secondary: 'Poppins', sans-serif;

  --fs-h1: 3rem;
  --fs-h2: 2.25rem;
  --fs-h3: 1.5rem;
  --fs-body: 1rem;
  --fs-small: 0.75rem;

  --transition: 0.3s ease;
}

/* ========================================
   Tipografía
   ======================================== */
body {
  font-family: var(--font-secondary);
  font-size: var(--fs-body);
  color: var(--dark);
  background-color: var(--white);
}

h1, h2, h3, h4 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

/* ========================================
   Utilidades
   ======================================== */
.section {
  padding: 4rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
  color: var(--dark-blue);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--orange-blood);
  margin: 0.5rem auto 0;
  border-radius: 2px;
}

.hidden {
  display: none;
}

/* ========================================
   Header
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.25rem 2rem;
  background-color: var(--dark-blue);
  z-index: 1000;
}

.logo-img {
  height: 48px;
  width: auto;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle-bar {
  width: 24px;
  height: 3px;
  background-color: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-list {
  display: flex;
  gap: 1.5rem;
}

.nav-link {
  color: var(--white);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.25rem 0;
  position: relative;
  transition: color var(--transition);
}

.nav-link.nav-cta {
  border: 2px solid var(--white);
  border-radius: 6px;
  padding: 0.4rem 1rem;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition);
}

.nav-link.nav-cta:hover {
  background-color: var(--white);
  color: var(--dark-blue);
}

.nav-link.nav-cta::after {
  display: none;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--orange-blood);
  transition: width var(--transition);
}

.nav-link:hover {
  color: var(--white);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-dropdown {
  position: relative;
}

.dropdown-list {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--dark-blue);
  border-radius: 6px;
  padding: 0.5rem 0;
  min-width: 180px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  z-index: 1001;
}

.nav-dropdown:hover .dropdown-list {
  display: block;
}

.dropdown-link {
  display: block;
  padding: 0.6rem 1.25rem;
  color: var(--white);
  font-family: var(--font-primary);
  font-weight: 500;
  font-size: 0.85rem;
  white-space: nowrap;
  transition: background-color var(--transition);
}

.dropdown-link:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.dropdown-link::after {
  display: none;
}

/* ========================================
   Presentación (Hero)
   ======================================== */
.about.me {
  padding-top: 8rem;
  text-align: center;
  background-color: var(--dark-orchid);
  color: var(--white);
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.about.me::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center 50%, var(--dark-blue) 35%, var(--dark-orchid) 100%);
  z-index: 0;
}

.about.me > * {
  position: relative;
  z-index: 1;
}

.about.me .about-content {
  max-width: 700px;
}

.about.me .about-title {
  font-size: var(--fs-h1);
  margin-bottom: 1rem;
}

.about.me .highlight {
  color: var(--white);
}

.about.me .about-subtitle {
  font-size: var(--fs-h3);
  font-weight: 400;
  margin-bottom: 1rem;
  color: var(--white);
}

.about.me .about-text {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.about-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.about-actions a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-family: var(--font-primary);
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition);
}

.about-actions a:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-icon {
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1);
}

.btn {
  border: 2px solid var(--white);
  color: var(--white);
  background: transparent;
}

.btn-vercel {
  background-color: var(--orange-blood);
  border-color: var(--orange-blood);
}

.btn-secondary {
  border-color: var(--deep-sky-blue);
  color: var(--deep-sky-blue);
}

.btn-primary {
  background-color: var(--orange-blood);
  color: var(--white);
  border: none;
  padding: 0.75rem 2rem;
  border-radius: 6px;
  font-family: var(--font-primary);
  font-weight: 600;
  transition: background-color var(--transition), transform var(--transition);
}

.btn-primary:hover {
  background-color: var(--dark-blue);
  transform: translateY(-2px);
}

/* ========================================
   Sobre Mí
   ======================================== */
.about-container {
  display: flex;
  justify-content: center;
}

.about-card {
  max-width: 800px;
  background-color: var(--off-white);
  border-left: 4px solid var(--dark-orchid);
  padding: 2rem;
  border-radius: 0 8px 8px 0;
}

.about-card p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--dark);
}

/* ========================================
   Mis Redes
   ======================================== */
.network {
  background-color: var(--off-white);
}

.network-container table {
  margin: 0 auto;
  text-align: center;
}

.network-container td {
  padding: 0 1rem;
}

.network-container th {
  font-family: var(--font-primary);
  font-weight: 600;
  color: var(--dark-blue);
  padding: 0.5rem 1.5rem;
}

.icono {
  width: 100px;
  height: auto;
  transition: transform var(--transition), filter var(--transition);
}

.icono:hover {
  transform: scale(1.15);
  filter: brightness(0) saturate(100%) invert(33%) sepia(89%) saturate(1252%) hue-rotate(-6deg) brightness(95%) contrast(95%);
}

/* ========================================
   Habilidades
   ======================================== */
.skills-container {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}

.skill-card {
  flex: 1 1 280px;
  max-width: 350px;
  background-color: var(--white);
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  padding: 1.5rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.skill-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.skill-title {
  color: var(--orange-blood);
  margin-bottom: 1rem;
  font-size: 1.2rem;
  border-bottom: 2px solid var(--deep-sky-blue);
  padding-bottom: 0.5rem;
}

.skill-list li {
  padding: 0.3rem 0;
  padding-left: 1rem;
  position: relative;
  font-size: 0.95rem;
}

.skill-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--dark-orchid);
}

.skill-card dt {
  font-weight: 600;
  color: var(--dark-blue);
  margin-top: 0.5rem;
}

.skill-card dd {
  font-size: 0.9rem;
  color: var(--gray);
  margin-left: 0.5rem;
}

/* ========================================
   Sección Personal - Cards interiores
   ======================================== */
.personal-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.personal-card {
  background-color: var(--off-white);
  border-radius: 12px;
  padding: 2rem;
  border-top: 4px solid var(--orange-blood);
}

.personal-card > h3 {
  color: var(--dark-blue);
  margin-bottom: 0.5rem;
}

.personal-card > p:first-of-type {
  color: var(--gray);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.cards-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}

.inner-card {
  flex: 1 1 300px;
  max-width: 360px;
  background-color: var(--white);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #E5E7EB;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}

.inner-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  z-index: 10;
}

.inner-card-img-wrapper {
  position: relative;
  overflow: hidden;
  padding: 0.625rem;
}

.inner-card-img {
  width: 100%;
  display: block;
  transition: transform 0.4s ease;
}

.inner-card:hover .inner-card-img {
  transform: scale(1.03);
}

.zoom-btn {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background-color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 1;
  transition: background-color var(--transition), transform var(--transition);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.zoom-btn svg,
.zoom-btn .zoom-icon {
  width: 18px;
  height: 18px;
  fill: var(--dark-blue);
  transition: fill var(--transition);
}

.zoom-btn:hover {
  background-color: var(--dark-blue);
  transform: scale(1.1);
}

.zoom-btn:hover svg,
.zoom-btn:hover .zoom-icon {
  fill: var(--white);
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-img {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.lightbox.active .lightbox-img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background-color: var(--dark-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition);
}

.lightbox-close svg {
  width: 20px;
  height: 20px;
  fill: var(--white);
}

.lightbox-close:hover {
  background-color: var(--orange-blood);
}

.inner-card-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
}

.inner-card-body {
  padding: 1.25rem;
}

.inner-card-body h4 {
  color: var(--dark-blue);
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.inner-card-body p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.6;
}

.playstore-badge {
  display: block;
  margin-top: 0.75rem;
  margin-left: auto;
  margin-right: auto;
  transition: transform var(--transition);
}

.playstore-badge:hover {
  transform: scale(1.05);
}

/* ========================================
   Formulario de Contacto
   ======================================== */
.contact {
  background-color: var(--off-white);
}

.contact-desc {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2rem;
  color: var(--gray);
}

.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-family: var(--font-primary);
  font-weight: 600;
  color: var(--dark-blue);
  margin-bottom: 0.3rem;
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
  padding: 0.75rem;
  border: 1px solid #D1D5DB;
  border-radius: 6px;
  font-size: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--deep-sky-blue);
  box-shadow: 0 0 0 3px rgba(1, 186, 239, 0.2);
}

.form-feedback {
  text-align: center;
  padding: 1rem;
  border-radius: 6px;
  margin-top: 1rem;
}

.form-feedback a {
  color: var(--deep-sky-blue);
  text-decoration: underline;
}

/* ========================================
   Video responsive
   ======================================== */
.video-responsive {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 8px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background-color: var(--dark-blue);
  color: var(--white);
  text-align: center;
  padding: 2rem;
}

.footer p {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

/* ========================================
   Animaciones
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.about.me .about-content {
  animation: fadeInUp 0.8s ease-out;
}

.inner-card {
  animation: fadeInUp 0.5s ease-out backwards;
}

.inner-card:nth-child(1) { animation-delay: 0.1s; }
.inner-card:nth-child(2) { animation-delay: 0.2s; }
.inner-card:nth-child(3) { animation-delay: 0.3s; }

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
  :root {
    --fs-h1: 2rem;
    --fs-h2: 1.75rem;
    --fs-h3: 1.25rem;
  }

  .menu-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--dark-blue);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }

  .nav.nav-open {
    max-height: 300px;
  }

  .nav-list {
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding: 0.5rem 0;
  }

  .nav-list li {
    width: 100%;
    text-align: center;
  }

  .nav-link {
    display: block;
    padding: 0.75rem 0;
  }

  .dropdown-list {
    position: static;
    transform: none;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    background-color: rgba(255, 255, 255, 0.05);
  }

  .nav-dropdown:hover .dropdown-list {
    display: block;
  }

  .dropdown-link {
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
  }

  .section {
    padding: 3rem 1.5rem;
  }

  .network-container table {
    font-size: 0.85rem;
  }

  .icono {
    width: 60px;
  }

  .inner-card {
    flex: 1 1 100%;
  }

  .skill-card {
    flex: 1 1 100%;
  }

  .about-actions {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  :root {
    --fs-h1: 1.6rem;
    --fs-h2: 1.4rem;
    --fs-h3: 1.1rem;
  }

  .network-container th {
    padding: 0.25rem 0.5rem;
    font-size: 0.7rem;
  }

  .icono {
    width: 50px;
  }
}