/* --- RESET & VARIABLES --- */
:root {
  --primary: #4f46e5; /* Your Logo Blue */
  --primary-dark: #4338ca;
  --secondary: #10b981; /* Accent Green for success/money */
  --dark: #0f172a;
  --text: #334155;
  --text-light: #64748b;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --white: #ffffff;
  --shadow:
    0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius: 12px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  color: var(--text);
  background-color: var(--bg);
  line-height: 1.6;
}

h1,
h2,
h3,
.logo {
  font-family: "Poppins", sans-serif;
  color: var(--dark);
}

a {
  text-decoration: none;
  color: inherit;
}
ul {
  list-style: none;
}

/* --- UTILITIES --- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}
.bg-light {
  background-color: var(--bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.section-header p {
  color: var(--text-light);
  font-size: 1.1rem;
}

/* --- NAVBAR --- */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid #e2e8f0;
  padding: 16px 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
}
.logo span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-weight: 500;
  color: var(--text);
  font-size: 0.95rem;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--primary);
}

.btn-nav {
  background-color: var(--primary);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 50px;
  transition: background 0.3s;
}
.btn-nav:hover {
  background-color: var(--primary-dark);
}

/* --- HERO SECTION --- */
.hero {
  padding-top: 160px;
  padding-bottom: 100px;
  background: radial-gradient(circle at top right, #e0e7ff 0%, transparent 40%);
}

.hero-content {
  text-align: left;
  max-width: 800px;
}

.badge {
  background-color: #e0e7ff;
  color: var(--primary);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 20px;
  display: inline-block;
}

.hero h1 {
  font-size: 3.5rem;
  line-height: 1.2;
  margin-bottom: 24px;
  font-weight: 700;
}

.highlight {
  color: var(--primary);
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-light);
  margin-bottom: 32px;
  max-width: 600px;
}

.cta-group {
  display: flex;
  gap: 16px;
}

/* BUTTONS */
.btn-primary {
  background-color: var(--primary);
  color: var(--white);
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  transition:
    transform 0.2s,
    background 0.2s;
  display: inline-block;
}

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

.btn-outline {
  border: 2px solid #cbd5e1;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.2s;
}

.btn-outline:hover {
  border-color: var(--dark);
  background: var(--dark);
  color: var(--white);
}

/* --- PROJECT CARD --- */
.project-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
  display: grid;
  /* CAMBIO CLAVE: La primera columna ahora es fija (320px) para que abrace bien al celular */
  grid-template-columns: 320px 1fr;
  gap: 0;
  border: 1px solid #f1f5f9;
}

.card-image {
  /* CAMBIO CLAVE: Usamos un fondo oscuro para que resalte tu App oscura */
  background-color: #0f172a; /* O puedes probar negro puro: #000000 */
  display: flex;
  align-items: center;
  justify-content: center;
  /* Un poco de padding para que el celular no toque los bordes */
  padding: 40px;
  border-right: 1px solid #f1f5f9;
}

.img-placeholder {
  color: var(--text-light);
  text-align: center;
  display: flex;
  flex-direction: column;
}
/* --- AGREGA ESTO EN TU STYLES.CSS --- */

/* Asegura que el contenedor de la imagen no deje que nada se salga */
.card-image {
  overflow: hidden;
  /* Si tenías un 'min-height' aquí antes, asegúrate de que siga estando, ej: */
  min-height: 100;
  /* Centra la imagen si sobra espacio */
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f8fafc; /* Un color de fondo suave por si sobra espacio a los lados */
}

/* Controla la imagen en sí */
.project-screenshot {
  width: 100%;
  height: auto; /* Dejamos que la altura fluya natural */
  object-fit: contain;
  display: block;
  /* Sombra suave detrás del celular para efecto 3D */
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.5));
  max-height: 550px; /* Limite de altura por seguridad */
}

.card-content {
  padding: 48px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.card-header h3 {
  font-size: 1.8rem;
}

.status-badge {
  background-color: #d1fae5;
  color: #059669;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
}

.description {
  margin-bottom: 24px;
  color: var(--text);
}

.key-features {
  margin-bottom: 24px;
}
.key-features li {
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.tech-stack span {
  background-color: #f1f5f9;
  color: var(--text);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* --- SKILLS GRID --- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.skill-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid #e2e8f0;
  transition: transform 0.3s;
}

.skill-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
}

.icon-box {
  font-size: 2rem;
  margin-bottom: 16px;
}

.skill-card h3 {
  margin-bottom: 16px;
  font-size: 1.2rem;
}

.skill-card ul li {
  margin-bottom: 10px;
  color: var(--text-light);
  padding-left: 20px;
  position: relative;
}

.skill-card ul li::before {
  content: "•";
  color: var(--primary);
  position: absolute;
  left: 0;
  font-weight: bold;
}

/* --- CONTACT / CTA --- */
.cta-section {
  padding-bottom: 100px;
}
.cta-box {
  background-color: var(--primary);
  color: var(--white);
  text-align: center;
  padding: 60px 20px;
  border-radius: 24px;
  box-shadow: 0 20px 25px -5px rgba(79, 70, 229, 0.4);
}

.cta-box h2 {
  color: var(--white);
  margin-bottom: 16px;
}
.cta-box p {
  margin-bottom: 32px;
  opacity: 0.9;
  font-size: 1.1rem;
}

.btn-white {
  background-color: var(--white);
  color: var(--primary);
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 700;
  display: inline-block;
  transition: transform 0.2s;
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.footer-links {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 24px;
}
.footer-links a {
  color: var(--white);
  opacity: 0.8;
  transition: opacity 0.3s;
}
.footer-links a:hover {
  opacity: 1;
}
/* --- AGREGA ESTO AL FINAL DE TU STYLES.CSS --- */

/* Estilos para los enlaces sociales */
.footer-links {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 30px; /* Separación entre los botones */
}

.social-link {
  display: flex;
  align-items: center;
  gap: 12px; /* Separación entre el icono y el texto */
  color: var(--white);
  opacity: 0.8;
  transition: all 0.3s ease;
  padding: 10px 20px;
  border: 2px solid transparent; /* Borde invisible por defecto */
  border-radius: 50px;
}

/* Iconos un poco más grandes */
.social-link i {
  font-size: 1.3rem;
}

/* Efecto Hover (Al pasar el mouse) */
.social-link:hover {
  opacity: 1;
  background-color: rgba(255, 255, 255, 0.1); /* Fondo sutil al pasar */
  border-color: var(--white); /* Borde blanco */
  transform: translateY(-3px); /* Pequeño salto hacia arriba */
}

footer {
  text-align: center;
  padding: 40px;
  font-size: 0.9rem;
  color: var(--text-light);
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }
  .project-card {
    grid-template-columns: 1fr;
  } /* Stack image on top of text */
  .card-image {
    border-right: none;
    border-bottom: 1px solid #f1f5f9;
  }
  .nav-links {
    display: none;
  } /* Simplified for mobile */
  .cta-group {
    flex-direction: column;
  }
  .btn-primary,
  .btn-outline {
    width: 100%;
    text-align: center;
  }
}