/* Tiseralme — hoja de estilo común */

:root {
  --bg: #eceff1;
  --bg-alt: #dde3e7;
  --dark: #1f2a33;
  --ink: #151c22;
  --muted: #606d78;
  --on-dark: #eceff1;
  --accent: #a2472c;
  --accent-2: #3f6b86;
  --gap: 24px;
  --rhythm: 80px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.72;
  overflow-x: hidden;
}

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

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

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

/* ---------- retícula ---------- */

.wrap { width: min(100% - 40px, 1160px); margin-inline: auto; }

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  row-gap: 32px;
}

.c4 { grid-column: span 4; }
.c5 { grid-column: span 5; }
.c6 { grid-column: span 6; }
.c7 { grid-column: span 7; }
.c8 { grid-column: span 8; }

.start-2 { grid-column-start: 2; }
.start-3 { grid-column-start: 3; }
.start-6 { grid-column-start: 6; }
.start-7 { grid-column-start: 7; }
.start-8 { grid-column-start: 8; }
.start-9 { grid-column-start: 9; }

.aside-left { grid-column: 1 / span 4; grid-row: 1; align-self: start; }

/* ---------- pespunte ---------- */

.stitch,
.stitch-x,
.stitch-t,
.stitch-b,
.stitch-l,
.stitch-r {
  background-repeat: no-repeat;
}

.stitch {
  background-image:
    repeating-linear-gradient(to right, var(--accent) 0 13px, transparent 13px 24px),
    repeating-linear-gradient(to right, var(--accent) 0 13px, transparent 13px 24px),
    repeating-linear-gradient(to bottom, var(--accent) 0 13px, transparent 13px 24px),
    repeating-linear-gradient(to bottom, var(--accent) 0 13px, transparent 13px 24px);
  background-size: 100% 2px, 100% 2px, 2px 100%, 2px 100%;
  background-position: 0 0, 0 100%, 0 0, 100% 0;
}

.stitch-l {
  background-image: repeating-linear-gradient(to bottom, var(--accent) 0 13px, transparent 13px 24px);
  background-size: 2px 100%;
  background-position: 0 0;
}

.stitch-r {
  background-image: repeating-linear-gradient(to bottom, var(--accent) 0 13px, transparent 13px 24px);
  background-size: 2px 100%;
  background-position: 100% 0;
}

.stitch-t {
  background-image: repeating-linear-gradient(to right, var(--accent) 0 13px, transparent 13px 24px);
  background-size: 100% 2px;
  background-position: 0 0;
}

.stitch-b {
  background-image: repeating-linear-gradient(to right, var(--accent) 0 13px, transparent 13px 24px);
  background-size: 100% 2px;
  background-position: 0 100%;
}

.stitch-x {
  background-image:
    repeating-linear-gradient(to bottom, var(--accent) 0 13px, transparent 13px 24px),
    repeating-linear-gradient(to bottom, var(--accent) 0 13px, transparent 13px 24px);
  background-size: 2px 100%, 2px 100%;
  background-position: 0 0, 100% 0;
}

.pad-l { padding-left: 26px; }
.pad-r { padding-right: 26px; }
.pad-x { padding-inline: 26px; }
.pad-t { padding-top: 26px; }
.pad-b { padding-bottom: 26px; }

/* ---------- tipografía ---------- */

h1, h2, h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  color: var(--ink);
}

h1 {
  font-size: clamp(2rem, 1.35rem + 2.6vw, 3.35rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  margin: 0;
}

h2 {
  font-size: clamp(1.45rem, 1.15rem + 1.1vw, 2rem);
  line-height: 1.24;
  margin: 0 0 18px;
}

h3 {
  font-style: italic;
  font-size: 1.2rem;
  line-height: 1.35;
  margin: 34px 0 10px;
}

p { margin: 0 0 20px; max-width: 68ch; }
p:last-child { margin-bottom: 0; }

.mark {
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.14em;
  color: var(--accent-2);
  font-family: inherit;
  margin: 0 0 14px;
  display: block;
}

.caption {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  margin: 12px 0 0;
  max-width: 46ch;
}

.lede {
  font-size: 1.06rem;
  color: var(--muted);
}

/* ---------- listas ---------- */

ul, ol { margin: 0 0 20px; padding-left: 22px; max-width: 66ch; }
li { margin-bottom: 9px; }
ul li::marker { color: var(--accent); }
ol li::marker { color: var(--accent-2); }

.plain { list-style: none; padding-left: 0; }
.plain li {
  padding-left: 26px;
  position: relative;
}
.plain li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 13px;
  height: 2px;
  background: var(--accent);
}

/* ---------- separadores ---------- */

.rule {
  height: 2px;
  margin: 34px 0;
  background-image: repeating-linear-gradient(to right, var(--accent-2) 0 11px, transparent 11px 22px);
  background-size: 100% 2px;
  background-repeat: no-repeat;
}

.rule-double {
  height: 8px;
  background-image:
    linear-gradient(var(--accent-2), var(--accent-2)),
    repeating-linear-gradient(to right, var(--accent) 0 13px, transparent 13px 24px);
  background-size: 100% 1px, 100% 2px;
  background-position: 0 0, 0 6px;
  background-repeat: no-repeat;
}

/* ---------- cabecera ---------- */

.site-head {
  padding: 22px 0 18px;
  background: var(--bg-alt);
}

.head-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px 28px;
}

.brand {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.42rem;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand span {
  display: block;
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--accent-2);
}

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

.site-nav li { margin: 0; }

.site-nav a {
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  padding-bottom: 3px;
  background-image: repeating-linear-gradient(to right, var(--accent) 0 7px, transparent 7px 13px);
  background-size: 100% 2px;
  background-position: 0 100%;
  background-repeat: no-repeat;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent);
  background-image: linear-gradient(var(--accent), var(--accent));
}

/* ---------- hero ---------- */

.hero { padding: 24px 0 var(--rhythm); }

.hero-frame {
  padding: 46px 24px 40px;
  margin-top: 24px;
}

.hero-frame .grid { row-gap: 46px; }

.hero h1 { max-width: 15ch; }

.hero-note { align-self: end; }

.hero-figure { margin: 0; }

.hero-figure .shot { padding: 12px; }

.hero-aside { align-self: end; }

.hero-aside p { font-size: 16px; }

/* ---------- bandas ---------- */

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

.band-dark {
  background: var(--dark);
  color: var(--on-dark);
  padding-block: var(--rhythm);
}

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

.band-dark .mark { color: #8fb0c4; }
.band-dark .caption { color: #a8b6c0; }
.band-dark a { color: #e2a389; }
.band-dark .stitch,
.band-dark .stitch-l,
.band-dark .stitch-r,
.band-dark .stitch-t,
.band-dark .stitch-b,
.band-dark .stitch-x { filter: none; }
.band-dark li::marker { color: #e2a389; }
.band-dark .plain li::before { background: #e2a389; }

.band + .band > .wrap > .rule-double:first-child { margin-bottom: 0; }

.block + .block { margin-top: 64px; }

.figure-detail { margin: 0; }
.figure-detail .shot { padding: 12px; }

/* ---------- páginas internas ---------- */

.page-head { padding: 54px 0 0; }
.page-head .stitch { padding: 34px 24px; }

.doc { padding-block: 56px var(--rhythm); }
.doc .block + .block { margin-top: 56px; }

/* ---------- composición de About ---------- */

.about-flow {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
  row-gap: 64px;
}

.about-flow > * { grid-column: 1 / span 8; }
.about-flow > .w6 { grid-column: 5 / span 6; }
.about-flow > .w7 { grid-column: 4 / span 7; }
.about-flow > .rule { grid-column: 1 / -1; }

/* ---------- pie ---------- */

.site-foot {
  background: var(--bg-alt);
  padding: 0 0 40px;
}

.foot-rule { margin-bottom: 40px; }

.foot-frame { padding: 34px 16px; }

.foot-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 32px var(--gap);
}

.foot-name {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  margin: 0 0 10px;
}

.foot-grid p { font-size: 15px; color: var(--muted); max-width: 46ch; }

.foot-nav ul {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 6px;
}

.foot-nav li { margin: 0; }

.foot-nav a { font-size: 15px; color: var(--ink); }

.foot-mail { font-size: 15px; }

/* ---------- adaptación ---------- */

@media (max-width: 900px) {
  :root { --rhythm: 48px; --gap: 18px; }

  body { font-size: 16.5px; }

  .grid { row-gap: 26px; }

  .c4, .c5, .c6, .c7, .c8 { grid-column: 1 / -1; }
  .start-2, .start-3, .start-6, .start-7, .start-8, .start-9 { grid-column-start: 1; }
  .aside-left { grid-column: 1 / -1; grid-row: auto; }

  .hero-frame { padding: 30px 18px 28px; }
  .hero-frame .grid { row-gap: 30px; }
  .hero h1 { max-width: none; }

  .hero-aside.stitch-l,
  .block.stitch-l,
  .block.stitch-r { padding-left: 18px; padding-right: 18px; }

  .pad-l, .pad-r, .pad-x { padding-inline: 18px; }

  .block + .block { margin-top: 40px; }

  .about-flow { row-gap: 40px; }
  .about-flow > *,
  .about-flow > .w6,
  .about-flow > .w7 { grid-column: 1 / -1; }

  .foot-grid { grid-template-columns: 1fr; }

  .page-head { padding-top: 34px; }
  .page-head .stitch { padding: 24px 18px; }
}

@media (max-width: 560px) {
  .site-head { padding-top: 18px; }
  .head-inner { flex-direction: column; align-items: flex-start; }
  .site-nav ul { gap: 4px 16px; }
  h3 { margin-top: 26px; }
}