:root {
  /* Paleta suave y elegante */
  --bg: #faf8f6;
  --surface: #ffffff;
  --primary: #2f3a3f;
  --accent: #d9b3b0;       /* rosa pálido */
  --mint: #bfe3d0;         /* verde menta suave */
  --text: #3a3a3a;
  --muted: #757575;
  --shadow: 0 10px 30px rgba(0,0,0,0.08);
  --radius: 14px;
  --radius-sm: 10px;
  --maxw: 1100px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Montserrat', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

/* Navegación superior */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid #eee;
}
.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--primary);
  letter-spacing: 0.3px;
}
nav a {
  color: var(--primary);
  text-decoration: none;
  margin-left: 18px;
  font-weight: 600;
  font-size: 14px;
}
nav a:hover { text-decoration: underline; }

/* Hero portada */
.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(185, 214, 200, 0.35), rgba(217, 179, 176, 0.35)),
    url('https://images.unsplash.com/photo-1545239351-1141bd82e8a6?q=80&w=1600&auto=format&fit=crop') center/cover no-repeat;
  color: var(--primary);
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(255,255,255,0.6), rgba(255,255,255,0.9));
}
.hero-inner {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 100px 24px 120px;
  text-align: left;
}
.hero h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(36px, 5vw, 56px);
  margin: 0 0 10px;
  color: var(--primary);
}
.hero p.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 700px;
  margin: 0 0 24px;
}
.cta {
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
}
.btn {
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary {
  background: var(--accent);
  color: #2b1d1d;
  box-shadow: var(--shadow);
}
.btn-outline {
  border: 2px solid var(--mint);
  color: var(--primary);
  background: transparent;
}
.btn:hover { transform: translateY(-2px); }

/* Secciones generales */
section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 64px 24px;
}
section h2 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 30px;
  color: var(--primary);
  margin: 0 0 8px;
}
section .sub {
  color: var(--muted);
  margin-bottom: 26px;
  font-size: 15px;
}

/* Sobre mí */
.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}
.card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
}
.avatar {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.avatar img {
  width: 100%;
  height: auto;
  display: block;
}

/* Proyectos (galería) */
.grid {
  display: grid;
  gap: 22px;
}
.grid.projects {
  grid-template-columns: repeat(3, 1fr);
}
.project {
  background: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.project img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
}
.project .content {
  padding: 18px 18px 20px;
}
.tag {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  background: #f3eeec;
  color: #6a5553;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 10px;
}
.project h3 {
  margin: 6px 0 8px;
  font-size: 18px;
  color: var(--primary);
}
.project p {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 12px;
}
.meta {
  font-size: 13px;
  color: var(--primary);
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Habilidades */
.skills {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.skill {
  background: var(--surface);
  border: 1px solid #eee;
  border-radius: var(--radius-sm);
  padding: 18px;
  box-shadow: var(--shadow);
}
.skill b { color: var(--primary); }

/* Contacto */
.contact {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
}
form {
  background: var(--surface);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--primary);
  margin-bottom: 6px;
}
input, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid #ddd;
  background: #fff;
  font: inherit;
  color: var(--text);
  margin-bottom: 16px;
}
textarea { min-height: 140px; resize: vertical; }
.form-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.info {
  background: var(--surface);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.info a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}
.info a:hover { text-decoration: underline; }

/* Footer */
footer {
  padding: 36px 24px 50px;
  text-align: center;
  color: var(--muted);
}

/* Responsivo */
@media (max-width: 1024px) {
  .grid.projects { grid-template-columns: repeat(2, 1fr); }
  .skills { grid-template-columns: repeat(2, 1fr); }
  .contact { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .about { grid-template-columns: 1fr; }
  nav { display: none; } /* simplificar en mobile; opcional: agregar menú hamburguesa */
  .hero-inner { padding: 80px 20px 100px; }
  .grid.projects { grid-template-columns: 1fr; }
}