/* Plobalde — hoja de estilo común
   Dirección visual: "margen de plano" — blanco cálido, salvia y arena */

:root {
  --bg: #fbf9f5;
  --bg-alt: #e4e8e1;
  --bg-dark: #223129;
  --ink: #22201c;
  --ink-soft: #797468;
  --ink-invert: #fbf9f5;
  --accent: #54684e;
  --accent-two: #a87c48;
  --rule: #cfd6cb;
  --rule-dark: #3d5044;
  --gutter: 28px;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

a:hover { text-decoration-thickness: 2px; }

a:focus-visible,
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- Rejilla de 12 columnas ---------- */

.wrap {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gutter);
}

.col-4 { grid-column: 1 / span 4; }
.col-5 { grid-column: 1 / span 5; }
.col-6 { grid-column: 1 / span 6; }
.col-7 { grid-column: 1 / span 7; }
.col-8 { grid-column: 1 / span 8; }
.col-9 { grid-column: 1 / span 9; }

/* ---------- Cabecera y navegación ---------- */

.site-header {
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
}

.site-header .bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 32px;
  padding: 20px 0 18px;
}

.brand {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand:hover { text-decoration: none; color: var(--accent); }

.brand span {
  display: block;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  line-height: 1.4;
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin: 0;
  padding: 0;
}

.site-nav a {
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover { border-bottom-color: var(--accent); color: var(--accent); }

.site-nav a[aria-current="page"] {
  border-bottom-color: var(--accent-two);
  color: var(--ink);
}

/* ---------- Tipografía ---------- */

h1 {
  font-size: clamp(2.4rem, 6.2vw, 4.3rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.02;
  margin: 0;
}

h1 .l2 {
  display: block;
  padding-left: 9%;
}

h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.22;
  margin: 0 0 16px;
}

h3 {
  font-size: 1.06rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  margin: 28px 0 8px;
}

p { margin: 0 0 18px; max-width: 68ch; }

.lead {
  font-size: 1.16rem;
  line-height: 1.62;
  color: var(--ink);
}

.caption {
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
}

.sec-num {
  font-size: 13px;
  color: var(--accent-two);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 10px;
}

/* ---------- Separador doble ---------- */

.rule-double {
  border: 0;
  margin: 0 0 34px;
  height: 4px;
  position: relative;
  background: linear-gradient(var(--rule), var(--rule)) top left / 100% 1px no-repeat;
}

.rule-double::after {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  height: 3px;
  width: 16.6%;
  background: var(--accent);
}

/* ---------- Hero ---------- */

.hero {
  padding: 76px 0 12px;
  position: relative;
}

.hero .grid { position: relative; }

.hero-rule-v {
  grid-column: 1 / span 1;
  position: relative;
  min-height: 100%;
}

.hero-rule-v::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--accent);
}

.hero-rule-v::after {
  content: "";
  position: absolute;
  left: -7px;
  top: 8px;
  width: 15px;
  height: 1px;
  background: var(--accent);
  box-shadow: 0 200px 0 0 var(--accent);
}

.hero-head { grid-column: 2 / span 9; }

.hero-measure {
  grid-column: 2 / span 8;
  margin: 30px 0 26px;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--accent-two);
}

.hero-measure .seg {
  flex: 1;
  height: 1px;
  background: var(--accent-two);
  position: relative;
}

.hero-measure .seg::before,
.hero-measure .seg::after {
  content: "";
  position: absolute;
  top: -4px;
  width: 1px;
  height: 9px;
  background: var(--accent-two);
}

.hero-measure .seg::before { left: 0; }
.hero-measure .seg::after { right: 0; }

.hero-measure .tag {
  font-size: 13px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.hero-intro { grid-column: 2 / span 6; }

/* ---------- Imagen principal + llamada ---------- */

.figure-main {
  padding: 44px 0 0;
}

.figure-main .shot { grid-column: 1 / span 7; margin: 0; }

.figure-main .shot img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.figure-main .note {
  grid-column: 9 / span 4;
  align-self: end;
  padding-bottom: 6px;
  position: relative;
}

.figure-main .note::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--gutter) - 6px);
  bottom: 22px;
  width: calc(var(--gutter) + 6px);
  height: 1px;
  background: var(--accent-two);
}

/* ---------- Ritmo de secciones ---------- */

.band { padding: 72px 0; }
.band-b { padding: 88px 0; }
.band-c { padding: 104px 0; }

.band-alt { background: var(--bg-alt); }

.band-dark {
  background: var(--bg-dark);
  color: var(--ink-invert);
}

.band-dark h2,
.band-dark h3 { color: var(--ink-invert); }

.band-dark p { color: #dfe4dc; }

.band-dark .caption { color: #a9b5a8; }

.band-dark a { color: #cfd8b8; }

.band-dark .rule-double {
  background: linear-gradient(var(--rule-dark), var(--rule-dark)) top left / 100% 1px no-repeat;
}

.band-dark .rule-double::after { background: #cfd8b8; }

.band-dark .sec-num { color: #cfa269; }

.band-dark li::marker { color: #cfd8b8; }

.band-dark :focus-visible { outline-color: #cfd8b8; }

/* ---------- Listas ---------- */

ul.checks,
ol.steps {
  max-width: 66ch;
  padding-left: 20px;
  margin: 0 0 20px;
}

ul.checks li,
ol.steps li { margin-bottom: 10px; }

ul.checks li::marker { color: var(--accent); }

ol.steps li::marker { color: var(--accent-two); font-variant-numeric: tabular-nums; }

.defs { margin: 0 0 20px; max-width: 66ch; }
.defs dt { font-weight: 600; margin-top: 16px; }
.defs dd { margin: 4px 0 0; color: var(--ink); }

/* ---------- Sección oscura con imagen de detalle ---------- */

.detail-shot { grid-column: 2 / span 4; margin: 0; }

.detail-shot img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.detail-shot figcaption { margin-top: 12px; }

.detail-text { grid-column: 7 / span 6; }

/* ---------- Páginas interiores ---------- */

.page-head { padding: 64px 0 8px; }

.page-head h1 {
  font-size: clamp(2rem, 4.6vw, 3.1rem);
  grid-column: 2 / span 9;
}

.page-head .kicker {
  grid-column: 2 / span 9;
  margin-bottom: 14px;
}

.page-head .page-intro {
  grid-column: 2 / span 7;
  margin-top: 22px;
}

/* Composición de About: línea vertical con marcas */

.marginal { padding: 26px 0 88px; }

.marginal-line {
  grid-column: 1 / span 12;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gutter);
  position: relative;
}

.marginal-line::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--accent);
}

.marginal-block {
  grid-column: 2 / span 7;
  position: relative;
  padding: 26px 0 6px;
}

.marginal-block::before {
  content: "";
  position: absolute;
  left: calc(-100% / 7 * 1 - 8px);
  top: 40px;
  width: 22px;
  height: 1px;
  background: var(--accent-two);
}

.marginal-block h2 { margin-bottom: 12px; }

/* ---------- Pie ---------- */

.site-footer {
  border-top: 1px solid var(--rule);
  padding-top: 4px;
  background: var(--bg);
}

.site-footer .inner {
  padding: 44px 0 0;
}

.footer-top {
  position: relative;
  padding-top: 6px;
}

.footer-top::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 16.6%;
  height: 3px;
  background: var(--accent);
}

.footer-id { grid-column: 1 / span 5; }

.footer-id .name {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

.footer-id p { font-size: 15px; color: var(--ink-soft); max-width: 42ch; }

.footer-col-a { grid-column: 7 / span 3; }
.footer-col-b { grid-column: 10 / span 3; }

.footer-col-a h2,
.footer-col-b h2 {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-two);
  letter-spacing: 0.05em;
  margin: 0 0 12px;
}

.footer-col-a ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col-a li { margin-bottom: 8px; }

.footer-col-a a,
.footer-col-b a { font-size: 15px; }

.footer-col-b p { font-size: 15px; margin-bottom: 10px; }

.footer-bottom {
  margin-top: 40px;
  border-top: 1px solid var(--rule);
  padding: 16px 0 34px;
  font-size: 13px;
  color: var(--ink-soft);
}

.footer-bottom p { margin: 0; max-width: none; }

/* ---------- Responsive ---------- */

@media (max-width: 980px) {
  .hero { padding-top: 54px; }
  .hero-head,
  .hero-measure,
  .hero-intro { grid-column: 2 / span 11; }
  .figure-main .shot { grid-column: 1 / span 9; }
  .figure-main .note { grid-column: 1 / span 9; margin-top: 16px; }
  .figure-main .note::before { display: none; }
  .col-4, .col-5, .col-6, .col-7, .col-8, .col-9 { grid-column: 1 / span 12; }
  .detail-shot { grid-column: 1 / span 6; }
  .detail-text { grid-column: 8 / span 5; }
  .page-head h1,
  .page-head .kicker,
  .page-head .page-intro { grid-column: 2 / span 11; }
  .marginal-block { grid-column: 2 / span 10; }
  .footer-id { grid-column: 1 / span 12; margin-bottom: 30px; }
  .footer-col-a { grid-column: 1 / span 6; }
  .footer-col-b { grid-column: 7 / span 6; }
}

@media (max-width: 700px) {
  body { font-size: 16.5px; }
  .band { padding: 48px 0; }
  .band-b { padding: 52px 0; }
  .band-c { padding: 56px 0; }
  .hero { padding: 40px 0 8px; }
  .hero-rule-v { display: none; }
  .hero-head,
  .hero-measure,
  .hero-intro { grid-column: 1 / span 12; }
  h1 .l2 { padding-left: 0; }
  .hero-measure { margin: 22px 0 20px; }
  .figure-main { padding-top: 30px; }
  .figure-main .shot,
  .figure-main .note { grid-column: 1 / span 12; }
  .detail-shot,
  .detail-text { grid-column: 1 / span 12; }
  .detail-text { margin-top: 26px; }
  .page-head { padding-top: 40px; }
  .page-head h1,
  .page-head .kicker,
  .page-head .page-intro { grid-column: 1 / span 12; }
  .marginal { padding-bottom: 52px; }
  .marginal-line::before { left: 0; }
  .marginal-block { grid-column: 1 / span 12; padding-left: 20px; }
  .marginal-block::before { left: 0; width: 12px; top: 34px; }
  .footer-id,
  .footer-col-a,
  .footer-col-b { grid-column: 1 / span 12; }
  .footer-col-a { margin-bottom: 26px; }
  .footer-top::before { width: 34%; }
  .rule-double::after { width: 34%; }
}