:root {
  --bosque: #0f4c3a;
  --bosque-hondo: #0a3328;
  --menta: #d9efe4;
  --tinta: #102a23;
  --oro: #c9a227;
  --blanco: #ffffff;
  --gris: #5b6e67;
  --titular: "Newsreader", Georgia, serif;
  --letra: "Libre Franklin", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--letra); font-size: 1.03rem; line-height: 1.6; color: var(--tinta); background: var(--blanco); }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--oro); outline-offset: 3px; }
.wrap { width: min(1140px, 100% - 2.5rem); margin-inline: auto; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer; text-decoration: none;
  font: 600 1rem/1 var(--letra); padding: 1rem 1.5rem; border: 1px solid var(--oro);
  background: var(--oro); color: var(--bosque-hondo); border-radius: 2px;
}
.btn:hover { background: #d8b33a; }
.btn-hueco { background: transparent; color: inherit; border-color: currentColor; }
.btn-hueco:hover { background: rgba(255,255,255,.08); }

.top { background: var(--bosque); color: var(--blanco); border-bottom: 1px solid rgba(255,255,255,.15); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 1rem; }
.logo { text-decoration: none; font-family: var(--titular); font-size: 1.7rem; font-weight: 500; letter-spacing: -0.01em; }
.logo em { color: var(--oro); }
.nav { display: flex; gap: 2rem; align-items: center; font-size: .98rem; }
.nav a { text-decoration: none; }
.nav a:hover { text-decoration: underline; text-underline-offset: 5px; text-decoration-color: var(--oro); }

section { padding: clamp(4.5rem, 9vw, 7.5rem) 0; }
h2 { font-family: var(--titular); font-weight: 400; font-size: clamp(2.2rem, 4.6vw, 3.4rem); line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 1rem; }
.intro { max-width: 34rem; font-size: 1.1rem; margin: 0 0 3rem; color: var(--gris); }
[hidden] { display: none !important; }
@media (max-width: 820px) { .nav a:not(.btn) { display: none; } }

/* Portada */
.hero { background: var(--bosque); color: var(--blanco); padding-bottom: 0; }
.hero-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 3rem; align-items: end; padding-bottom: clamp(3rem, 6vw, 5rem); }
.hero h1 { font-family: var(--titular); font-weight: 300; font-size: clamp(3rem, 7.4vw, 6.2rem); line-height: 1; letter-spacing: -0.035em; margin: 0; }
.hero-sub { font-size: 1.15rem; margin: 0 0 2rem; color: #cfe5da; }
.hero-acciones { display: flex; flex-wrap: wrap; gap: .75rem; }
.cifras { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; border-top: 1px solid rgba(255,255,255,.2); }
.cifras div { padding: 1.75rem 2rem 2.25rem 0; }
.cifras div + div { padding-left: 2rem; border-left: 1px solid rgba(255,255,255,.2); }
.cifras dt { font-family: var(--titular); font-size: 3rem; line-height: 1; color: var(--oro); }
.cifras dd { margin: .5rem 0 0; color: #cfe5da; max-width: 16rem; }
@media (max-width: 860px) {
  .hero-grid, .cifras { grid-template-columns: 1fr; }
  .cifras div + div { padding-left: 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.2); }
  .cifras div { padding: 1.25rem 0; }
}

/* Calculadora */
.cuota { background: var(--menta); }
.cuota-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.calc { background: var(--blanco); padding: 2rem; border-radius: 4px; }
.calc-campo { margin-bottom: 1.6rem; }
.calc-campo label { display: flex; justify-content: space-between; gap: 1rem; font-weight: 600; margin-bottom: .6rem; }
.calc-campo output { font-family: var(--titular); font-size: 1.5rem; font-weight: 500; color: var(--bosque); line-height: 1; }
.calc input[type=range] { width: 100%; accent-color: var(--bosque); height: 1.6rem; }
.calc-marcas { display: flex; justify-content: space-between; font-size: .85rem; color: var(--gris); }
.check { display: flex; gap: .7rem; align-items: flex-start; cursor: pointer; }
.check input { width: 1.2rem; height: 1.2rem; accent-color: var(--bosque); margin-top: .2rem; }
.resultado-cuota { padding-top: .5rem; }
.res-principal { font-family: var(--titular); font-size: clamp(4rem, 9vw, 6.5rem); line-height: .95; letter-spacing: -0.03em; color: var(--bosque); margin: 0; }
.res-principal small { font-size: .3em; letter-spacing: 0; color: var(--gris); }
.res-explica { margin: .75rem 0 2rem; font-size: 1.1rem; }
.tramos { display: flex; align-items: flex-end; gap: 3px; height: 130px; margin-bottom: .5rem; }
.tramos i { flex: 1; background: #b5d8c7; border-radius: 2px 2px 0 0; transition: background .2s ease; }
.tramos i.actual { background: var(--bosque); }
.tramos-leyenda { display: flex; justify-content: space-between; font-size: .85rem; color: var(--gris); margin: 0 0 1.5rem; }
.res-neto { display: flex; justify-content: space-between; border-top: 1px solid #b5d8c7; padding-top: 1rem; margin: 0 0 .5rem; }
.res-neto strong { font-weight: 600; }
.nota { font-size: .88rem; color: var(--gris); margin: 1rem 0 0; }
@media (max-width: 860px) { .cuota-grid { grid-template-columns: 1fr; } }

/* Servicios */
.planes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--tinta); }
.planes article { padding: 2rem 2rem 0 0; }
.planes article + article { padding-left: 2rem; border-left: 1px solid #cfdcd6; }
.planes h3 { font-family: var(--titular); font-weight: 500; font-size: 1.6rem; margin: 0 0 .5rem; }
.planes .precio { font-family: var(--titular); font-size: 2.6rem; color: var(--bosque); margin: 0 0 1.25rem; line-height: 1; }
.planes .precio span { font-family: var(--letra); font-size: .95rem; color: var(--gris); }
.planes ul { margin: 0; padding: 0; list-style: none; }
.planes li { padding: .55rem 0; border-bottom: 1px solid #e6eeea; }

/* Plazos */
.plazos { background: var(--bosque-hondo); color: var(--blanco); }
.plazos .intro { color: #cfe5da; }
.plazos-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 3rem; align-items: start; }
.calendario { list-style: none; margin: 0; padding: 0; }
.calendario li { display: grid; grid-template-columns: 5.5rem 1fr auto; gap: 1.5rem; align-items: center; padding: 1.25rem 0; border-bottom: 1px solid rgba(255,255,255,.15); }
.calendario li:first-child { border-top: 1px solid rgba(255,255,255,.15); }
.fecha { font-family: var(--titular); line-height: 1; text-align: center; }
.fecha b { display: block; font-size: 2.6rem; font-weight: 400; color: var(--oro); }
.fecha span { font-size: .95rem; }
.calendario h3 { margin: 0 0 .2rem; font-size: 1.05rem; font-weight: 600; }
.calendario p { margin: 0; color: #cfe5da; font-size: .95rem; }
.faltan { font-size: .9rem; white-space: nowrap; border: 1px solid rgba(255,255,255,.35); padding: .35rem .7rem; border-radius: 999px; }
.faltan.pronto { background: var(--oro); color: var(--bosque-hondo); border-color: var(--oro); }

/* Contacto */
.contacto-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3rem; align-items: start; }
address { font-style: normal; font-size: 1.1rem; }
.form label { display: block; font-weight: 600; margin-bottom: .4rem; }
.opcional { font-weight: 400; color: var(--gris); }
.form input, .form select, .form textarea {
  width: 100%; font: 1rem var(--letra); color: var(--tinta); padding: .85rem .9rem; margin-bottom: 1.2rem;
  border: 1px solid #9fb5ab; border-radius: 2px; background: var(--blanco);
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--bosque); outline-offset: 0; border-color: var(--bosque); }
.form .btn { width: 100%; }
.aviso { color: #a3261e; font-weight: 600; min-height: 1.4em; margin: 0 0 .6rem; }
.hecho { background: var(--menta); padding: 2rem; border-left: 4px solid var(--bosque); }
.hecho h3 { font-family: var(--titular); font-weight: 400; font-size: 2.2rem; margin: 0 0 .75rem; color: var(--bosque); }

.pie { background: var(--bosque); color: #cfe5da; padding: 2rem 0; }
.pie-fila { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.pie .logo { color: var(--blanco); }
@media (max-width: 860px) {
  .planes, .plazos-grid, .contacto-grid { grid-template-columns: 1fr; }
  .planes article + article { padding-left: 0; border-left: 0; }
  .calendario li { grid-template-columns: 4.5rem 1fr; }
  .faltan { grid-column: 2; justify-self: start; }
}