:root {
  --ink: #181818;
  --muted: #757575;
  --line: #b7b7b7;
  --soft: #eeeeee;
  --paper: #ffffff;
  --wash: #f7f7f7;
  --dark: #242424;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #dedede;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.4;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  min-height: 42px;
  padding: 10px 18px;
  background: var(--dark);
  color: #fff;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

.topbar > a:hover {
  opacity: .85;
}

.topbar nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: #cfcfcf;
  text-transform: none;
}

.topbar nav a:hover {
  color: #fff;
}

.topbar nav a.active {
  color: #fff;
  text-decoration: underline;
}

.deck {
  width: min(1500px, calc(100vw - 48px));
  margin: 30px auto 60px;
}

.intro {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 24px;
  margin: 0 auto 28px;
  padding: 26px;
  background: var(--paper);
  border: 2px solid var(--ink);
}

.intro h1,
.intro p {
  margin: 0;
}

.intro h1 {
  max-width: 720px;
  font-size: clamp(22px, 4vw, 28px);
  line-height: 1.1;
  letter-spacing: 0;
}

.intro p {
  color: var(--muted);
  font-size: 14px;
}

.intro-list {
  display: grid;
  gap: 10px;
  align-content: start;
  font-family: var(--mono);
  font-size: 12px;
}

.intro-list span {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  background: var(--wash);
}

.template {
  margin: 0 0 34px;
  background: var(--paper);
  border: 2px solid var(--ink);
}

.template-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-bottom: 2px solid var(--ink);
  background: #f3f3f3;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
}

.template-header strong {
  padding: 4px 7px;
  background: var(--ink);
  color: #fff;
}

.template-header .rule {
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--line) 0 7px, transparent 7px 12px);
}

.page {
  padding: 24px;
}

.wire-section {
  position: relative;
  margin: 0 0 22px;
  padding: 24px;
  border: 2px dashed var(--line);
  background: #fff;
}

.wire-label {
  position: absolute;
  top: -13px;
  left: 16px;
  padding: 4px 8px;
  background: var(--ink);
  color: #fff;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1;
  text-transform: uppercase;
}

h2,
h3,
p {
  margin-top: 0;
}

h2 {
  margin-bottom: 10px;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: clamp(17px, 2.2vw, 19px);
  line-height: 1.15;
  letter-spacing: 0;
}

p {
  margin-bottom: 14px;
  color: #555;
}

.eyebrow {
  margin-bottom: 12px;
  color: #888;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.text-label {
  display: block;
  margin: 14px 0 7px;
  color: #888;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
  padding-top: 10px;
  border-top: 1px dashed #c9c9c9;
}

.button-row::before {
  content: "Botones / acciones";
  flex: 0 0 100%;
  color: #888;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  min-width: 126px;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  box-shadow: 3px 3px 0 #cfcfcf;
}

.btn.secondary {
  background: #fff;
  color: var(--ink);
}

.placeholder {
  position: relative;
  display: grid;
  min-height: 180px;
  place-items: center;
  overflow: hidden;
  border: 2px solid #c9c9c9;
  background:
    linear-gradient(32deg, transparent calc(50% - 1px), #d5d5d5 calc(50% - 1px), #d5d5d5 calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(148deg, transparent calc(50% - 1px), #d5d5d5 calc(50% - 1px), #d5d5d5 calc(50% + 1px), transparent calc(50% + 1px)),
    #e9e9e9;
  color: #9a9a9a;
  font-family: var(--mono);
  font-size: 12px;
  text-align: center;
}

.placeholder.dark {
  background:
    linear-gradient(32deg, transparent calc(50% - 1px), #757575 calc(50% - 1px), #757575 calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(148deg, transparent calc(50% - 1px), #757575 calc(50% - 1px), #757575 calc(50% + 1px), transparent calc(50% + 1px)),
    #3a3a3a;
  border-color: #2a2a2a;
  color: #d0d0d0;
}

.card {
  padding: 18px;
  border: 2px solid #c7c7c7;
  background: #f3f3f3;
}

.card.white {
  background: #fff;
}

.number {
  display: inline-grid;
  width: 30px;
  height: 30px;
  margin-bottom: 12px;
  place-items: center;
  border: 2px solid var(--ink);
  font-family: var(--mono);
  font-weight: 700;
}

.line-stack {
  display: grid;
  gap: 9px;
  margin-top: 14px;
  margin-bottom: 14px;
}

.line {
  height: 10px;
  background: #d7d7d7;
}

.line.short {
  width: 52%;
}

.line.mid {
  width: 74%;
}

.line.thin {
  height: 6px;
}

.stat {
  padding: 18px;
  border-left: 2px solid #c7c7c7;
}

.stat:first-child {
  border-left: 0;
}

.stat strong {
  display: block;
  margin-bottom: 4px;
  font-size: 36px;
  line-height: 1;
}

.stat span {
  color: #777;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
}

.mini-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 6px;
  border: 1px solid #aaa;
  color: #777;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

.footer-mark {
  padding: 24px;
  color: #999;
  font-family: var(--mono);
  font-size: 11px;
  text-align: center;
}

/* Template 01: modular hub */
.hub-shell {
  display: block;
}

.hub-sidebar {
  display: grid;
  gap: 10px;
  align-content: start;
  min-height: 100%;
  padding: 18px;
  border: 2px solid #c7c7c7;
  background: #f0f0f0;
}

.logo-box {
  display: grid;
  height: 76px;
  place-items: center;
  border: 2px solid var(--ink);
  background: #fff;
  font-family: var(--mono);
  font-weight: 700;
}

.side-link {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid #b7b7b7;
  background: #fff;
  color: #444;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
}

.side-title {
  margin: 6px 0 2px;
  color: #777;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
}

.side-link span {
  display: grid;
  height: 22px;
  place-items: center;
  border: 1px solid #aaa;
  color: #777;
  font-weight: 700;
}

.side-link b {
  font-weight: 700;
}

.hub-hero {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 26px;
  align-items: stretch;
  min-height: 430px;
}

.hub-hero .placeholder {
  min-height: 360px;
}

.hub-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 2px solid #c7c7c7;
  background: #fff;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.hub-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: stretch;
}

.feature-stack {
  display: grid;
  gap: 18px;
}

.hub-feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-content: start;
}

.content-pair {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 18px;
  align-items: stretch;
}

.text-image-block {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 18px;
  align-items: stretch;
}

.text-image-block .placeholder {
  min-height: 210px;
}

.action-panel {
  display: grid;
  align-content: center;
  padding: 0 0 0 24px;
  border-left: 1px dashed #c9c9c9;
  background: transparent;
}

.action-panel .button-row {
  margin-top: 0;
}

.closing-band {
  grid-template-columns: minmax(0, 1fr) 230px;
  align-items: stretch;
  gap: 36px;
}

.closing-band .action-panel {
  min-height: 100%;
  align-content: center;
  justify-items: center;
  padding-left: 28px;
}

.closing-band .button-row {
  display: grid;
  grid-template-columns: 190px;
  align-content: center;
  justify-items: stretch;
  gap: 14px;
  padding-top: 0;
  border-top: 0;
}

.closing-band .line-stack {
  max-width: none;
}

.closing-band .button-row::before {
  grid-column: 1;
}

/* Template 02: conversion landing */
.conversion-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  padding: 14px;
  border: 2px solid #c7c7c7;
  background: #f5f5f5;
  font-family: var(--mono);
  font-size: 12px;
}

.nav-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.nav-pills span {
  width: 78px;
  height: 14px;
  background: #d0d0d0;
}

.conversion-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, .72fr);
  gap: 22px;
  align-items: stretch;
  min-height: 490px;
}

.conversion-copy {
  display: grid;
  align-content: center;
  min-height: 420px;
  padding-right: 40px;
}

.form-panel {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 22px;
  border: 3px solid var(--ink);
  background: #f1f1f1;
}

.field {
  position: relative;
  height: 42px;
  border: 2px solid #c2c2c2;
  background: #fff;
}

.field::before {
  content: "Campo";
  position: absolute;
  top: 50%;
  left: 10px;
  transform: translateY(-50%);
  color: #aaa;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

.field.large {
  height: 96px;
}

.field.large::before {
  content: "Texto largo / detalle";
  top: 12px;
  transform: none;
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-intro {
  display: grid;
  grid-template-columns: .7fr 1fr;
  gap: 22px;
  align-items: end;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--ink);
}

.timeline-intro h2 {
  margin-bottom: 0;
}

.timeline-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  padding-top: 34px;
}

.timeline-track::before {
  content: "";
  position: absolute;
  top: 48px;
  left: 8%;
  right: 8%;
  border-top: 2px dashed #9f9f9f;
}

.timeline-step {
  position: relative;
  display: grid;
  gap: 12px;
  align-content: start;
  min-height: 230px;
  padding: 38px 16px 16px;
  border: 2px solid #c7c7c7;
  background: #f6f6f6;
}

.timeline-dot {
  position: absolute;
  top: -1px;
  left: 16px;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 2px solid var(--ink);
  background: #fff;
  font-family: var(--mono);
  font-weight: 700;
}

.timeline-output {
  margin-top: auto;
  padding: 9px;
  border: 1px solid #aaa;
  background: #fff;
  color: #777;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

.split-band {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 22px;
  align-items: start;
}

.split-band.closing-band {
  grid-template-columns: minmax(0, 2fr) minmax(220px, 1fr);
  gap: 28px;
}

.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 2px solid #c7c7c7;
}

.comparison .card {
  border: 0;
  border-left: 2px solid #c7c7c7;
  background: #fff;
}

.comparison .card:first-child {
  border-left: 0;
  background: #f2f2f2;
}

.conversion-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.requirements-panel {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 18px;
  align-items: stretch;
}

.requirement-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: stretch;
}

.checklist-card {
  padding: 20px;
  border: 2px solid #c7c7c7;
  background: #f3f3f3;
}

.checklist {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.check-row {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 14px;
  align-items: start;
  min-height: 74px;
  padding: 14px;
  border: 1px solid #c7c7c7;
  background: #fff;
}

.check-row span:first-child {
  display: grid;
  flex: none;
  width: 24px;
  height: 24px;
  place-items: center;
  border: 2px solid var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}

.check-row .text-label {
  margin-top: 1px;
  white-space: normal;
}

.check-row .line {
  display: block;
  width: 100%;
  margin-top: 8px;
}

.check-title {
  display: block;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: #777;
}

.simple-process {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.process-card {
  padding: 18px;
  border: 2px solid #c7c7c7;
  background: #f6f6f6;
}

.process-two-col {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.vertical-steps {
  display: grid;
  gap: 12px;
}

.vertical-step {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: start;
  padding: 16px;
  border: 2px solid #c7c7c7;
  background: #f6f6f6;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-row {
  display: grid;
  grid-template-columns: 1fr 32px;
  gap: 12px;
  align-items: center;
  min-height: 54px;
  padding: 12px 14px;
  border: 2px solid #c7c7c7;
  background: #f6f6f6;
  font-weight: 700;
}

.faq-row span:last-child {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 2px solid var(--ink);
  background: #fff;
  font-family: var(--mono);
}

/* Template 03: editorial dossier */
.editorial-masthead {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: end;
  padding-bottom: 22px;
  border-bottom: 4px solid var(--ink);
}

.editorial-masthead h2 {
  max-width: 760px;
  font-size: clamp(28px, 5vw, 46px);
}

.issue-box {
  width: 190px;
  max-width: 100%;
  padding: 18px;
  border: 2px solid var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
}

.editorial-hero {
  display: grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 22px;
  align-items: stretch;
  margin-top: 24px;
}

.editorial-hero .placeholder {
  min-height: 520px;
}

.toc {
  display: grid;
  gap: 10px;
  align-content: start;
}

.toc-row {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid #c7c7c7;
  font-family: var(--mono);
  font-size: 12px;
}

.toc-row strong {
  font-size: 20px;
}

.editorial-columns {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px;
}

.article-stack {
  display: grid;
  gap: 18px;
}

.article-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  align-items: start;
  padding-bottom: 18px;
  border-bottom: 1px solid #c7c7c7;
}

.article-row .placeholder {
  min-height: 118px;
}

.quote-block {
  min-height: 310px;
  padding: 24px;
  border: 3px solid var(--ink);
  background: #f2f2f2;
}

.quote-block .big-mark {
  margin-bottom: 18px;
  font-family: Georgia, serif;
  font-size: 76px;
  line-height: .7;
}

.map-cluster {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 54px;
  gap: 12px;
}

.cluster-card {
  display: grid;
  place-items: center;
  border: 2px solid #c7c7c7;
  background: #f0f0f0;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
}

.cluster-card:nth-child(1) {
  grid-column: 1 / 5;
  grid-row: 1 / 4;
}

.cluster-card:nth-child(2) {
  grid-column: 5 / 9;
  grid-row: 1 / 3;
  background: #fff;
}

.cluster-card:nth-child(3) {
  grid-column: 9 / 13;
  grid-row: 1 / 5;
}

.cluster-card:nth-child(4) {
  grid-column: 5 / 9;
  grid-row: 3 / 6;
}

.cluster-card:nth-child(5) {
  grid-column: 1 / 5;
  grid-row: 4 / 6;
  background: #fff;
}

.cluster-card:nth-child(6) {
  grid-column: 9 / 13;
  grid-row: 5 / 6;
  background: #fff;
}

/* Landing (home) */
.home-hero {
  margin: 0 auto 24px;
  padding: 30px 26px;
  background: var(--paper);
  border: 2px solid var(--ink);
}

.home-hero h1 {
  margin: 0 0 12px;
  max-width: 780px;
  font-size: clamp(24px, 4.4vw, 36px);
  line-height: 1.08;
}

.home-hero p {
  max-width: 660px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.home-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.home-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 10px;
  padding: 22px;
  background: var(--paper);
  border: 2px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
  box-shadow: 5px 5px 0 #cfcfcf;
  transition: transform .12s ease, box-shadow .12s ease;
}

.home-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 #bdbdbd;
}

.home-card .num {
  font-family: var(--mono);
  font-size: 13px;
  color: #888;
}

.home-card h2 {
  margin: 0;
  font-size: 20px;
  line-height: 1.15;
}

.home-card p {
  margin: 0;
  color: #555;
  font-size: 14px;
}

.home-card .go {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  color: var(--ink);
}

/* Back bar on template pages */
.back-bar {
  margin: 0 0 18px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 2px solid var(--ink);
  background: #fff;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  text-decoration: none;
}

.back-link:hover {
  background: var(--ink);
  color: #fff;
}

@media (max-width: 980px) {
  .deck {
    width: calc(100vw - 24px);
  }

  .intro,
  .home-grid,
  .hub-shell,
  .hub-hero,
  .hub-feature,
  .content-pair,
  .text-image-block,
  .closing-band,
  .conversion-hero,
  .split-band,
  .editorial-hero,
  .editorial-columns {
    grid-template-columns: 1fr;
  }

  .hub-sidebar {
    min-height: auto;
  }

  .hub-stats,
  .hub-grid,
  .conversion-strip {
    grid-template-columns: 1fr 1fr;
  }

  .editorial-masthead {
    grid-template-columns: 1fr;
  }

  .article-row {
    grid-template-columns: 1fr;
  }

  .timeline-intro,
  .timeline-track,
  .requirements-panel,
  .requirement-cards,
  .simple-process,
  .process-two-col,
  .vertical-step {
    grid-template-columns: 1fr;
  }

  .timeline-track::before {
    display: none;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
  }

  .deck {
    width: calc(100vw - 16px);
    margin: 16px auto 40px;
  }

  .intro {
    padding: 18px;
  }

  .page {
    padding: 14px;
  }

  .wire-section {
    margin-bottom: 18px;
    padding: 18px 14px;
  }

  .hub-grid,
  .hub-feature-list,
  .conversion-strip,
  .comparison,
  .map-cluster {
    grid-template-columns: 1fr;
  }

  .conversion-copy {
    min-height: 0;
    padding-right: 0;
  }

  .conversion-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .closing-band .button-row {
    grid-template-columns: 1fr;
  }

  .btn {
    flex: 1 1 100%;
    min-width: 0;
  }

  .action-panel {
    padding-left: 0;
    border-left: 0;
  }

  .map-cluster {
    grid-auto-rows: auto;
  }

  .map-cluster .cluster-card {
    grid-column: 1 / -1 !important;
    grid-row: auto !important;
    min-height: 54px;
  }
}

@media print {
  body {
    background: #fff;
  }

  .topbar {
    position: static;
  }

  .template {
    break-inside: avoid;
  }
}