/* byalwaro — estilos base */

:root{
  --bg: #ffffff;
  --bg-alt: #f6f6f7;
  --text: #15151a;
  --text-muted: #6b6b76;
  --border: #e7e7ea;
  --accent: #15151a;
  --accent-contrast: #ffffff;
  --radius: 14px;
  --maxw: 880px;
}

*{ box-sizing: border-box; }

html{ -webkit-font-smoothing: antialiased; }

body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

h1, h2, h3{
  font-family: "Space Grotesk", "Inter", sans-serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
}

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

.contenedor{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- header ---- */

.cabecera{
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}

.cabecera__fila{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo{
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.logo sup{
  font-size: 0.6em;
  margin-left: 2px;
  color: var(--text-muted);
}

.nav{
  display: flex;
  gap: 28px;
}

.nav a{
  font-size: 0.95rem;
  color: var(--text-muted);
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.nav a:hover,
.nav a[aria-current="page"]{
  color: var(--text);
  border-color: var(--text);
}

.menu-btn{
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
}

.menu-btn span,
.menu-btn span::before,
.menu-btn span::after{
  content: "";
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--text);
  position: relative;
}
.menu-btn span::before{ top: -5px; position: absolute; }
.menu-btn span::after{ top: 5px; position: absolute; }

/* ---- hero / páginas ---- */

main{ min-height: 60vh; }

.hero{
  padding: 96px 0 72px;
  text-align: center;
}

.hero__linea{
  width: 40px;
  height: 1px;
  background: var(--border);
  margin: 0 auto 28px;
}

.kicker{
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.hero h1{
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  max-width: 720px;
  margin: 0 auto 18px;
}

.hero p{
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto;
  font-size: 1.05rem;
}

.hero__tagline{
  margin-top: 28px;
  font-family: "Space Grotesk", sans-serif;
  font-style: italic;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero__acciones{
  margin-top: 36px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.boton{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid var(--border);
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.boton--solido{
  background: var(--accent);
  color: var(--accent-contrast);
  border-color: var(--accent);
}

.boton:hover{ transform: translateY(-1px); }
.boton--borde:hover{ border-color: var(--text); }

/* ---- estado "en construcción" (sobre mí / proyectos) ---- */

.estado-vacio{
  padding: 72px 0 96px;
  text-align: center;
}

.estado-vacio__linea{
  width: 40px;
  height: 1px;
  background: var(--border);
  margin: 28px auto;
}

.estado-vacio h2{
  font-size: 1.6rem;
}

.estado-vacio p{
  color: var(--text-muted);
  max-width: 420px;
  margin: 0 auto;
}

/* ---- contacto ---- */

.contacto{
  padding: 96px 0;
  text-align: center;
}

.contacto h1{
  font-size: clamp(2rem, 4vw, 2.6rem);
}

.contacto p{
  color: var(--text-muted);
  margin-bottom: 36px;
}

.boton-instagram{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 999px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  font-weight: 500;
  font-size: 1rem;
  transition: transform 0.15s ease, background 0.15s ease;
}

.boton-instagram:hover{
  transform: translateY(-1px);
  background: #efeff1;
}

.boton-instagram svg{ width: 20px; height: 20px; }

/* ---- copiar correo ---- */

.boton-copiar{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: none;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.boton-copiar:hover{ color: var(--text); border-color: var(--text); }

/* ---- footer ---- */

.pie{
  border-top: 1px solid var(--border);
  padding: 28px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ---- responsive ---- */

@media (max-width: 640px){
  .nav{
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
    display: none;
  }
  .nav[data-abierto="true"]{ display: flex; }
  .nav a{ padding: 10px 0; border-bottom: 1px solid var(--border); }
  .nav a:last-child{ border-bottom: none; }
  .menu-btn{ display: flex; }
  .cabecera{ position: relative; }
}