/* ==========================================================================
   GUIDE — componentes para páginas tipo guía / manual (se carga DESPUÉS de landing.css)
   Portada · barra de progreso · índice lateral · capítulos · recuadros ·
   resumen "Lo esencial" · ejemplos · plan con casillas · navegación entre capítulos
   ========================================================================== */

/* Barra de progreso de lectura */
.read-progress { position: fixed; top: 0; left: 0; right: 0; height: 4px; z-index: 120; background: transparent; }
.read-progress__bar { height: 100%; width: 100%; background: linear-gradient(90deg, var(--c-accent), #f3c46f); transform-origin: 0 50%; transform: scaleX(0); }

/* ---------- PORTADA ---------- */
.cover { position: relative; overflow: hidden; background: var(--c-primary-strong); color: #e4f0ea; padding-block: clamp(3rem, 2rem + 5vw, 6rem) clamp(3rem, 2rem + 4vw, 5rem); }
.cover::before { content: ""; position: absolute; inset: 0; background:
  radial-gradient(900px 500px at 85% -10%, rgba(224, 164, 58, .22), transparent 60%),
  radial-gradient(700px 500px at -10% 110%, rgba(255, 255, 255, .07), transparent 60%);
  pointer-events: none; }
.cover::after { content: ""; position: absolute; inset: 0; opacity: .07; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.6) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.6) 1px, transparent 1px);
  background-size: 44px 44px; mask-image: linear-gradient(180deg, #000, transparent 85%); -webkit-mask-image: linear-gradient(180deg, #000, transparent 85%); }
.cover__grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.25fr .85fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.cover__label { display: inline-flex; align-items: center; gap: .6rem; font-size: var(--fs-xs); font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: #f3c46f; margin-bottom: var(--sp-5); }
.cover__label::before { content: ""; width: 28px; height: 2px; background: currentColor; }
.cover h1 { color: #fff; font-size: clamp(2.3rem, 1.4rem + 4vw, 4.2rem); line-height: 1.05; margin-bottom: var(--sp-5); }
.cover h1 em { color: #f3c46f; font-style: italic; }
.cover__lead { font-size: var(--fs-lg); color: #c9ded4; max-width: 34em; margin-bottom: var(--sp-6); }
.cover__meta { display: flex; flex-wrap: wrap; gap: var(--sp-3); margin: 0 0 var(--sp-6); padding: 0; list-style: none; }
.cover__meta li { display: inline-flex; align-items: center; gap: .5rem; padding: .45rem .9rem; border: 1px solid rgba(255, 255, 255, .18); border-radius: var(--radius-pill); font-size: var(--fs-sm); color: #e4f0ea; background: rgba(255, 255, 255, .05); }
.cover__meta svg { width: 16px; height: 16px; color: #f3c46f; }
.cover .btn--secondary { --btn-fg: #fff; --btn-bd: rgba(255, 255, 255, .5); }
.cover .btn--secondary:hover { --btn-bg: rgba(255, 255, 255, .1); --btn-fg: #fff; --btn-bd: #fff; }

/* Tarjeta-índice de la portada (como el sumario de un libro) */
.contents-card { position: relative; background: #fbf8f1; color: var(--c-text); border-radius: var(--radius-lg); padding: var(--sp-6); box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .45); transform: rotate(1.2deg); }
.contents-card::before { content: ""; position: absolute; inset: 10px -10px -10px 10px; border-radius: var(--radius-lg); background: rgba(255, 255, 255, .12); z-index: -1; transform: rotate(-2.5deg); }
.contents-card__title { font-family: var(--font-body); font-size: var(--fs-xs); letter-spacing: .14em; text-transform: uppercase; color: var(--c-text-muted); margin-bottom: var(--sp-4); padding-bottom: var(--sp-3); border-bottom: 2px solid var(--c-text); }
.contents-card ol { list-style: none; margin: 0; padding: 0; counter-reset: c; }
.contents-card li { counter-increment: c; }
.contents-card a { display: grid; grid-template-columns: 2.2rem 1fr auto; align-items: baseline; gap: .5rem; padding: .5rem 0; border-bottom: 1px dotted #cfc8b8; color: var(--c-text); text-decoration: none; font-size: var(--fs-sm); }
.contents-card a::before { content: counter(c, decimal-leading-zero); font: 700 .95rem var(--font-heading); color: var(--c-primary); }
.contents-card a::after { content: attr(data-min); font-size: var(--fs-xs); color: var(--c-text-muted); }
.contents-card a:hover { color: var(--c-primary); }
.contents-card li:last-child a { border-bottom: 0; }

/* ---------- MAQUETACIÓN DE LA GUÍA: índice + contenido ---------- */
.guide { padding-block: clamp(2.5rem, 2rem + 3vw, 4.5rem); }
.guide__layout { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: clamp(2rem, 4vw, 4.5rem); align-items: start; }
.guide__content { max-width: 760px; min-width: 0; }

/* Índice lateral */
.toc { position: sticky; top: calc(var(--header-h) + 24px); max-height: calc(100vh - var(--header-h) - 48px); overflow: auto; }
.toc__box { border: 0; }
.toc__summary { display: none; }
.toc__title { font-family: var(--font-body); font-size: var(--fs-xs); letter-spacing: .12em; text-transform: uppercase; color: var(--c-text-muted); margin: 0 0 var(--sp-3); }
.toc__list { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--c-border); }
.toc__link { display: flex; gap: .6rem; padding: .45rem .9rem; margin-left: -2px; border-left: 2px solid transparent; color: var(--c-text-muted); text-decoration: none; font-size: var(--fs-sm); line-height: 1.35; transition: color var(--t-fast), border-color var(--t-fast), background-color var(--t-fast); }
.toc__num { font-weight: 700; font-variant-numeric: tabular-nums; color: #a49d8e; min-width: 1.4rem; }
.toc__link:hover { color: var(--c-text); background: var(--c-surface-alt); }
.toc__link.is-active { color: var(--c-primary-strong); border-left-color: var(--c-primary); background: var(--c-primary-soft); font-weight: 600; }
.toc__link.is-active .toc__num { color: var(--c-primary); }
.toc__progress { margin-top: var(--sp-5); padding: var(--sp-4); background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius); font-size: var(--fs-xs); color: var(--c-text-muted); }
.toc__progress strong { display: block; font-size: var(--fs-sm); color: var(--c-text); margin-bottom: .4rem; }
.meter { height: 8px; border-radius: 99px; background: var(--c-surface-alt); overflow: hidden; }
.meter__fill { height: 100%; width: 0; background: var(--c-primary); border-radius: inherit; transition: width var(--t-base); }

/* ---------- CAPÍTULOS ---------- */
.chapter { padding-block: var(--sp-7) var(--sp-6); border-top: 1px solid var(--c-border); }
.chapter:first-child { border-top: 0; padding-top: 0; }
.chapter__head { display: grid; grid-template-columns: auto 1fr; gap: var(--sp-5); align-items: end; margin-bottom: var(--sp-6); }
.chapter__num { font: 700 clamp(3.2rem, 2.4rem + 3vw, 4.8rem)/0.8 var(--font-heading); color: transparent; -webkit-text-stroke: 1.5px var(--c-primary); }
.chapter__kicker { display: block; font-size: var(--fs-xs); font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--c-accent); color: #a8730f; margin-bottom: .35rem; }
.chapter__title { margin: 0; font-size: clamp(1.6rem, 1.25rem + 1.6vw, 2.25rem); }
.chapter__time { display: inline-flex; align-items: center; gap: .35rem; margin-top: .5rem; font-size: var(--fs-xs); color: var(--c-text-muted); }
.chapter__time svg { width: 14px; height: 14px; }
.chapter h3:not([class]) { font-size: 1.3rem; margin-top: var(--sp-6); }
.chapter p, .chapter li { color: #2d3644; }
.chapter > p:first-of-type { font-size: var(--fs-lg); }
.chapter ul:not([class]), .chapter ol:not([class]) { margin: 0 0 var(--sp-4); display: grid; gap: .45rem; }
.chapter ul:not([class]) li::marker { color: var(--c-primary); }

/* Recuadros: consejo / atención / ejemplo / mito */
.callout { position: relative; margin: var(--sp-5) 0; padding: var(--sp-5) var(--sp-5) var(--sp-5) 3.6rem; border-radius: var(--radius); background: var(--c-primary-soft); border: 1px solid color-mix(in srgb, var(--c-primary) 18%, transparent); }
.callout::before { content: ""; position: absolute; left: var(--sp-5); top: 1.35rem; width: 22px; height: 22px; background: var(--c-primary); -webkit-mask: var(--callout-icon) center/contain no-repeat; mask: var(--callout-icon) center/contain no-repeat; }
.callout__label { display: block; font-size: var(--fs-xs); font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--c-primary-strong); margin-bottom: .3rem; }
.callout p { margin: 0; font-size: var(--fs-sm); }
.callout p + p { margin-top: .5rem; }
.callout--tip { --callout-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M9 18h6M10 22h4M12 2a7 7 0 0 0-4 12.7V17h8v-2.3A7 7 0 0 0 12 2z'/%3E%3C/svg%3E"); }
.callout--warn { --callout-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 3L2 20h20zM12 10v4M12 17h.01'/%3E%3C/svg%3E"); background: #fdf0ec; border-color: #f2c6b8; }
.callout--warn::before { background: #c2410c; }
.callout--warn .callout__label { color: #9a3412; }
.callout--example { --callout-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16v16H4zM8 9h8M8 13h8M8 17h5'/%3E%3C/svg%3E"); background: var(--c-surface); border: 1px dashed #cfc8b8; }
.callout--example::before { background: var(--c-secondary); }
.callout--example .callout__label { color: var(--c-secondary); }
.callout--myth { --callout-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M9.5 9a2.5 2.5 0 1 1 3.5 2.3c-.6.3-1 .9-1 1.6V14M12 17h.01'/%3E%3C/svg%3E"); background: var(--c-accent-soft); border-color: #f0d6a6; }
.callout--myth::before { background: #a8730f; }
.callout--myth .callout__label { color: #7a520a; }
.myth-row { display: grid; grid-template-columns: auto 1fr; gap: .25rem .6rem; font-size: var(--fs-sm); }
.myth-row b { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .06em; padding-top: .15rem; }

/* Mini tabla de ejemplo dentro de capítulos */
.mini-table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); margin-top: .6rem; font-variant-numeric: tabular-nums; }
.mini-table td, .mini-table th { padding: .45rem 0; border-bottom: 1px solid var(--c-border); text-align: left; }
.mini-table td:last-child, .mini-table th:last-child { text-align: right; }
.mini-table tfoot td { font-weight: 700; border-bottom: 0; color: var(--c-primary-strong); }

/* Lo esencial (resumen del capítulo) */
.takeaways { margin-top: var(--sp-6); padding: var(--sp-5) var(--sp-6); border-radius: var(--radius-lg); background: var(--c-secondary); color: #dfe6ee; }
.takeaways__title { font-family: var(--font-body); font-size: var(--fs-xs); letter-spacing: .14em; text-transform: uppercase; color: #f3c46f; margin: 0 0 var(--sp-3); }
.takeaways ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.takeaways li { position: relative; padding-left: 1.6rem; color: #dfe6ee; font-size: var(--fs-sm); }
.takeaways li::before { content: "→"; position: absolute; left: 0; color: #f3c46f; font-weight: 700; }

/* Herramienta incrustada en un capítulo */
.chapter .tool { margin: var(--sp-5) 0; box-shadow: var(--shadow); }
.tool--inline .tool__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-5); align-items: start; }
.tool__badge { display: inline-block; align-self: flex-start; font-size: var(--fs-xs); font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--c-primary); background: var(--c-primary-soft); padding: .2rem .6rem; border-radius: var(--radius-pill); margin-bottom: var(--sp-3); }
.segmented { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; background: var(--c-surface-alt); border-radius: 12px; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label { padding: .5rem .9rem; border-radius: 9px; font-size: var(--fs-sm); font-weight: 600; cursor: pointer; color: var(--c-text-muted); }
.segmented input:checked + label { background: var(--c-surface); color: var(--c-primary-strong); box-shadow: var(--shadow-sm); }
.segmented input:focus-visible + label { box-shadow: var(--focus-ring); }

/* Lista de pasos compacta (reclamaciones) */
.flow { list-style: none; margin: var(--sp-4) 0; padding: 0; counter-reset: f; }
.flow li { counter-increment: f; position: relative; padding: 0 0 var(--sp-5) 3rem; }
.flow li::before { content: counter(f); position: absolute; left: 0; top: 0; width: 2rem; height: 2rem; display: grid; place-items: center; border-radius: 50%; background: var(--c-primary); color: #fff; font-weight: 700; font-size: var(--fs-sm); }
.flow li::after { content: ""; position: absolute; left: calc(1rem - 1px); top: 2.2rem; bottom: .3rem; width: 2px; background: var(--c-border); }
.flow li:last-child::after { display: none; }
.flow strong { display: block; color: var(--c-secondary); }

/* Señales de fraude */
.signal-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); margin: var(--sp-4) 0; }
.signal { padding: var(--sp-4); border-radius: var(--radius); background: var(--c-surface); border: 1px solid var(--c-border); font-size: var(--fs-sm); }
.signal b { display: block; color: var(--c-secondary); margin-bottom: .2rem; }

/* ---------- PLAN DE 30 DÍAS (casillas guardadas en el navegador) ---------- */
.plan { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); margin-top: var(--sp-5); }
.plan__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--sp-4); padding: var(--sp-5) var(--sp-6); background: var(--c-primary-soft); }
.plan__count { font: 700 1.6rem var(--font-heading); color: var(--c-primary-strong); }
.plan__count small { font: 500 var(--fs-sm) var(--font-body); color: var(--c-text-muted); }
.plan__head .meter { flex: 1 1 200px; background: #fff; height: 10px; }
.plan__week { padding: var(--sp-5) var(--sp-6) var(--sp-3); border-top: 1px solid var(--c-border); }
.plan__week-title { font-family: var(--font-body); font-size: var(--fs-xs); letter-spacing: .12em; text-transform: uppercase; color: var(--c-text-muted); margin: 0 0 var(--sp-3); }
.plan__list { list-style: none; margin: 0; padding: 0; }
.task { display: flex; gap: .8rem; align-items: flex-start; padding: .6rem 0; cursor: pointer; font-size: var(--fs-sm); color: var(--c-text); }
.task input { appearance: none; -webkit-appearance: none; flex: none; width: 22px; height: 22px; margin: 0; border: 2px solid #c4bdae; border-radius: 6px; background: #fff; cursor: pointer; display: grid; place-items: center; transition: background-color var(--t-fast), border-color var(--t-fast); }
.task input::after { content: ""; width: 12px; height: 12px; background: #fff; -webkit-mask: var(--icon-check) center/contain no-repeat; mask: var(--icon-check) center/contain no-repeat; transform: scale(0); transition: transform var(--t-fast); }
.task input:checked { background: var(--c-primary); border-color: var(--c-primary); }
.task input:checked::after { transform: scale(1); }
.task input:focus-visible { box-shadow: var(--focus-ring); }
.task input:checked + span { color: var(--c-text-muted); text-decoration: line-through; text-decoration-color: #b8b1a2; }
.plan__foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--sp-3); align-items: center; padding: var(--sp-4) var(--sp-6); border-top: 1px solid var(--c-border); background: var(--c-surface-alt); font-size: var(--fs-xs); color: var(--c-text-muted); }

/* Navegación entre capítulos */
.chapter-nav { display: flex; justify-content: flex-end; margin-top: var(--sp-6); }
.chapter-nav a { display: inline-flex; flex-direction: column; align-items: flex-end; gap: .1rem; padding: var(--sp-3) var(--sp-5); border: 1px solid var(--c-border); border-radius: var(--radius); text-decoration: none; background: var(--c-surface); transition: border-color var(--t-fast), transform var(--t-fast); }
.chapter-nav a:hover { border-color: var(--c-primary); transform: translateX(3px); }
.chapter-nav small { font-size: var(--fs-xs); color: var(--c-text-muted); }
.chapter-nav span { font-weight: 650; color: var(--c-primary-strong); }

/* ---------- FRANJA DE PATROCINADOR ---------- */
.sponsor-band { position: relative; z-index: 101; background: var(--c-surface); border-bottom: 1px solid var(--c-border); padding-block: var(--sp-3); }
.sponsor-band__inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: var(--sp-5); }
.sponsor-band__label { margin: 0; justify-self: center; font: 700 .78rem/1.2 ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace; letter-spacing: .32em; text-transform: uppercase; color: var(--c-primary-strong); }
.sponsor-card { display: flex; align-items: stretch; gap: clamp(1.25rem, 3vw, 3.5rem); margin: 0; padding: var(--sp-3) var(--sp-6); background: #edf2f1; border: 1px solid #dde5e3; border-left: 4px solid var(--c-accent); border-radius: 12px; }
.sponsor-card__item { display: flex; flex-direction: column; gap: .3rem; min-width: 0; }
.sponsor-card dt { font: 600 .72rem/1.2 ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", monospace; letter-spacing: .16em; text-transform: uppercase; color: #5b6b6a; }
.sponsor-card dd { margin: 0; font-size: 1.2rem; font-weight: 750; color: #17242a; text-transform: uppercase; letter-spacing: .01em; line-height: 1.25; font-variant-numeric: tabular-nums; }
.sponsor-band__note { margin: 0; justify-self: center; font-style: italic; color: var(--c-text-muted); font-size: var(--fs-base); }
@media (max-width: 1024px) {
  .sponsor-band__inner { grid-template-columns: 1fr; justify-items: center; gap: var(--sp-2); text-align: center; }
  .sponsor-card { width: 100%; max-width: 620px; justify-content: space-between; text-align: left; }
}
@media (max-width: 520px) {
  .sponsor-band { padding-block: var(--sp-3); }
  .sponsor-band__label { font-size: .66rem; letter-spacing: .26em; }
  .sponsor-card { flex-wrap: wrap; gap: var(--sp-2) var(--sp-4); padding: var(--sp-3) var(--sp-4); }
  .sponsor-card__item--name { flex: 1 1 100%; }
  .sponsor-card dt { font-size: .64rem; }
  .sponsor-card dd { font-size: .98rem; overflow-wrap: anywhere; }
  .sponsor-band__note { font-size: var(--fs-xs); }
}

/* Recursos sin enlace (solo texto informativo) */
.resource--static, .resource--static:hover { transform: none; border-color: var(--c-border); cursor: default; }

/* Pie de dos columnas cuando no hay columna de enlaces */
@media (min-width: 681px) { .footer-grid:has(> :nth-child(2):last-child) { grid-template-columns: 1.5fr 1fr; } }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .guide__layout { grid-template-columns: 1fr; }
  .guide__content { max-width: none; }
  .toc { position: sticky; top: var(--header-h); z-index: 50; max-height: none; overflow: visible; margin-inline: calc(var(--gutter) * -1); padding: .5rem var(--gutter); background: color-mix(in srgb, var(--c-bg) 94%, transparent); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 1px solid var(--c-border); }
  .toc__box { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: 12px; }
  .toc__summary { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3); padding: .7rem 1rem; cursor: pointer; list-style: none; font-weight: 650; font-size: var(--fs-sm); color: var(--c-secondary); }
  .toc__summary::-webkit-details-marker { display: none; }
  .toc__summary::after { content: ""; width: 14px; height: 14px; background: var(--c-primary); -webkit-mask: var(--icon-plus) center/contain no-repeat; mask: var(--icon-plus) center/contain no-repeat; transition: transform var(--t-base); }
  .toc__box[open] .toc__summary::after { transform: rotate(45deg); }
  .toc__current { color: var(--c-primary); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; text-align: right; }
  .toc__inner { padding: 0 1rem 1rem; max-height: 60vh; overflow: auto; }
  .toc__title, .toc__progress { display: none; }
}
@media (min-width: 1025px) { .toc__box > .toc__inner { display: block !important; } .toc__current { display: none; } }
@media (max-width: 900px) {
  .cover__grid { grid-template-columns: 1fr; }
  .contents-card { transform: none; }
  .tool--inline .tool__grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .chapter__head { grid-template-columns: 1fr; gap: var(--sp-2); }
  .callout { padding: var(--sp-4) var(--sp-4) var(--sp-4) 3.1rem; }
  .callout::before { left: var(--sp-4); top: 1.1rem; width: 20px; height: 20px; }
  .signal-grid { grid-template-columns: 1fr; }
  .plan__head, .plan__week, .plan__foot { padding-inline: var(--sp-4); }
  .takeaways { padding: var(--sp-5); }
  .cover__actions .btn { flex: 1 1 100%; }
}
@media print {
  .read-progress, .toc, .chapter-nav, .cover__actions { display: none !important; }
  .cover { background: #fff; color: #000; }
  .cover h1, .cover__lead { color: #000; }
  .guide__layout { display: block; }
  .chapter { break-inside: auto; }
  .callout, .takeaways { break-inside: avoid; }
}