/* Componentes: tarjetas, aguja de dificultad, recuadros, pasos, glosario, diagnóstico, búsqueda */

/* Hero / home */
.hero { display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); padding: 28px 16px; align-items: center; }
@media (min-width: 900px) { .hero { grid-template-columns: 1.3fr 1fr; padding: 48px 40px; } }
.hero h1 em { font-style: normal; color: var(--line); }
.hero-art text { font-family: var(--font-mono); }
.hero .lead { font-size: 1.12rem; color: var(--ink-2); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.hero-art svg { display: block; width: 100%; max-width: 220px; margin: 0 auto; }
@media (min-width: 900px) { .hero-art svg { max-width: 360px; } }
.titleblock { display: grid; grid-template-columns: auto 1fr; font: 500 .78rem var(--font-mono); border: 1px solid var(--panel-border); border-radius: var(--r-md); overflow: hidden; background: var(--surface); margin: 16px auto 0; max-width: 360px; }
.titleblock span { padding: 6px 10px; border-bottom: 1px solid var(--grid); }
.titleblock span:nth-child(odd) { border-right: 1px solid var(--grid); color: var(--muted); text-transform: var(--label-case); }
.titleblock span:nth-last-child(-n+2) { border-bottom: 0; }

/* Tarjetas de módulo */
.cards { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); list-style: none; padding: 0; margin: 0; max-width: none; }
.card { display: flex; flex-direction: column; gap: 10px; height: 100%; padding: 16px; text-decoration: none; color: var(--ink); transition: border-color .15s, transform .15s, box-shadow .2s; }
.card:hover { border-color: var(--line); transform: translateY(-2px); box-shadow: var(--shadow-2); }
.card .top { display: flex; justify-content: space-between; align-items: flex-start; }
.card .code { font: 600 .8rem var(--font-mono); color: var(--line); }
.ico { width: 60px; height: 60px; display: grid; place-items: center; border: 1px solid var(--panel-border); border-radius: var(--r-md); color: var(--ink);
  background: linear-gradient(var(--grid) 1px, transparent 1px) 0 0/10px 10px, linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0/10px 10px; }
.card h3 { margin: 2px 0 0; text-transform: var(--label-case); }
.card p { margin: 0; color: var(--ink-2); font-size: .95rem; }
.gauge { margin-top: auto; display: flex; align-items: center; gap: 10px; font: 500 .8rem var(--font-body); text-transform: var(--label-case); color: var(--muted); border-top: 1px solid var(--grid); padding-top: 10px; }
.gauge svg { flex: none; }
.gauge .needle { transform-origin: 24px 26px; transition: transform .6s cubic-bezier(.3, 1.4, .5, 1); }

/* Cómo usar */
.how { list-style: none; counter-reset: how; padding: 0; margin: 0; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); max-width: none; }
.how li { counter-increment: how; padding: 16px 16px 16px 16px; }
.how li::before { content: "0" counter(how); display: block; font: 700 .82rem var(--font-mono); color: var(--line); margin-bottom: 6px; }
.how h3 { text-transform: var(--label-case); margin-bottom: 4px; }
.how p { margin: 0; color: var(--ink-2); font-size: .98rem; }

/* Recuadros */
.box { padding: 14px 16px; margin: 16px 0; border: 1px solid var(--panel-border); border-radius: var(--r-md); box-shadow: var(--shadow-1); background: var(--surface); max-width: var(--measure); }
.box h2, .box h3 { font: 700 .82rem var(--font-mono); letter-spacing: .06em; text-transform: uppercase; display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.box p, .box ul { margin: .3em 0; }
.box ul { padding-left: 1.2em; }
.box.safety { border: 0; background: var(--alert); color: var(--alert-ink); background-image: repeating-linear-gradient(-45deg, transparent 0 10px, rgba(0, 0, 0, .08) 10px 20px); box-shadow: var(--shadow-1); }
.box.manual { border-color: var(--line); border-left-width: 4px; }
.box.manual h2, .box.manual h3 { color: var(--line); }
.box.tip { border-left: 6px solid var(--signal-fill); }
.box.tip h2, .box.tip h3 { color: var(--signal); }
.box.stop { border-color: var(--alert); border-width: 2px; }
.box.stop h2, .box.stop h3 { color: var(--alert); }
.lamp { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--signal-fill); box-shadow: 0 0 0 2px var(--surface), 0 0 0 3px var(--signal-fill); }

/* Lección */
.lesson { display: grid; gap: 28px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 1000px) { .lesson { grid-template-columns: minmax(0, 1fr) 300px; } }
.lesson article > h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
.lesson-meta { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; margin: 0 0 16px; }
.lesson .summary { font-size: 1.15rem; color: var(--ink-2); }
.lesson h2 { font-size: 1.5rem; margin-top: 1.4em; }
.lesson .box h2 { font: 700 .82rem var(--font-mono); letter-spacing: .06em; margin: 0 0 6px; }
.lesson aside h2 { font-size: .82rem; margin: 0 0 8px; font-family: var(--font-mono); letter-spacing: .06em; color: var(--muted); }
.lesson aside section + section { margin-top: 24px; }
.steps { list-style: none; counter-reset: st; padding: 0; margin: 12px 0 20px; border: 1px solid var(--panel-border); border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-1); background: var(--surface); max-width: var(--measure); }
.steps li { counter-increment: st; display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--grid); }
.steps li:last-child { border-bottom: 0; }
.steps li::before { content: counter(st, decimal-leading-zero); font: 700 .88rem var(--font-mono); color: var(--line); padding-top: 2px; }
.steps li.on { background: var(--surface-2); box-shadow: inset 4px 0 0 var(--line); }
.spec { display: grid; grid-template-columns: minmax(0, 1fr); margin: 12px 0; border: 1px solid var(--panel-border); border-radius: var(--r-md); overflow: hidden; background: var(--surface); max-width: var(--measure); }
.spec div { padding: 12px 16px; border-bottom: 1px solid var(--grid); }
.spec div:last-child { border-bottom: 0; }
@media (min-width: 700px) { .spec div { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 16px; } }
.spec dt { font: 600 .75rem var(--font-mono); text-transform: var(--label-case); color: var(--muted); padding-top: 3px; }
.spec dd { margin: 0; }
.plain-list { margin: 8px 0 16px; padding-left: 1.2em; }
.plain-list li { margin: .3em 0; }
.related { list-style: none; padding: 0; margin: 0; border: 1px solid var(--panel-border); border-radius: var(--r-md); overflow: hidden; background: var(--surface); }
.related a { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--grid); color: var(--ink); text-decoration: none; min-height: 44px; }
.related li:last-child a { border-bottom: 0; }
.related a:hover { background: var(--surface-2); color: var(--line); }
.related a[aria-current] { box-shadow: inset 4px 0 0 var(--line); background: color-mix(in srgb, var(--line) 12%, var(--surface)); color: var(--line); font-weight: 600; }
.related small { font: .72rem var(--font-mono); color: var(--muted); white-space: nowrap; }
.pager { display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr); margin-top: 32px; }
@media (min-width: 600px) { .pager { grid-template-columns: 1fr 1fr; } }
.pager a { display: block; padding: 12px 16px; border: 1px solid var(--panel-border); border-radius: var(--r-md); box-shadow: var(--shadow-1); background: var(--surface); color: var(--ink); text-decoration: none; min-height: 44px; }
.pager a:hover { border-color: var(--line); background: var(--surface-2); }
.pager .next { text-align: right; }
.pager small { display: block; font: 600 .74rem var(--font-mono); text-transform: var(--label-case); color: var(--muted); }
.pager strong { font: var(--h-weight) 1.15rem var(--font-display); letter-spacing: var(--h-track); text-transform: var(--label-case); }

/* Términos resaltados + tooltip */
a.term { color: inherit; text-decoration: underline dotted var(--line) 2px; text-underline-offset: 4px; background: color-mix(in srgb, var(--line) 8%, transparent); }
a.term:hover, a.term:focus-visible { color: var(--line); }
.tooltip { position: fixed; z-index: 60; max-width: min(320px, calc(100vw - 24px)); background: var(--ink); color: var(--paper); padding: 10px 12px; font-size: .9rem; line-height: 1.45; border-radius: var(--r-sm); box-shadow: var(--shadow-2); }
.tooltip b { display: block; font: 700 .75rem var(--font-mono); text-transform: var(--label-case); letter-spacing: .05em; margin-bottom: 2px; }
.chip { display: inline-flex; align-items: center; min-height: 36px; font: 600 .82rem var(--font-body); padding: 4px 12px; border: 1px solid var(--line); border-radius: var(--r-chip); color: var(--line); margin: 3px 6px 3px 0; text-decoration: none; background: var(--surface); }
.chip:hover { background: var(--line); color: var(--line-ink); }
.sources { margin-top: 32px; padding: 14px 16px; border: 1px dashed var(--grid-strong); border-radius: var(--r-md); background: var(--surface); max-width: var(--measure); }
.sources h2 { font: 700 .8rem var(--font-mono); text-transform: var(--label-case); letter-spacing: .06em; color: var(--muted); margin: 0 0 6px; }
.sources ul { margin: 0; padding-left: 1.1em; font-size: .9rem; color: var(--ink-2); }
.sources li { margin: 2px 0; overflow-wrap: anywhere; }
.sources a { color: var(--line); text-decoration: underline; text-underline-offset: 2px; }
.sources a:hover { text-decoration-thickness: 2px; }
.sources a:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.sources-date { margin: 8px 0 0; font: 500 .8rem var(--font-mono); color: var(--muted); }

/* Módulo: lista de lecciones */
.module-head { display: grid; gap: 16px; grid-template-columns: auto minmax(0, 1fr); align-items: start; margin-bottom: 24px; }
.module-head p { margin: 0 0 8px; color: var(--ink-2); }
.lesson-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; max-width: none; }
.lesson-row { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 4px 16px; padding: 14px 16px; text-decoration: none; color: var(--ink); }
.lesson-row:hover { border-color: var(--line); }
.lesson-row .num { font: 700 .88rem var(--font-mono); color: var(--line); padding-top: 4px; }
.lesson-row h3 { margin: 0 0 4px; text-transform: var(--label-case); }
.lesson-row p { margin: 0; color: var(--ink-2); font-size: .98rem; }
.callout { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; justify-content: space-between; padding: 14px 16px; margin: 0 0 20px; }
.callout p { margin: 0; }

/* Diagnóstico */
.filter { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: end; margin: 16px 0 8px; }
.filter label { flex-basis: 100%; }
.filter input { flex: 1 1 260px; max-width: 520px; min-width: 0; min-height: 48px; font: 500 1rem var(--font-body); padding: 0 16px; border: 1px solid var(--field-border); background: var(--surface); color: var(--ink); border-radius: var(--r-sm); }
.status { font: 500 .85rem var(--font-mono); color: var(--muted); margin: 6px 0 16px; min-height: 1.4em; }
.symptoms { list-style: none; padding: 0; margin: 0; display: grid; gap: 36px; max-width: none; }
.symptom h2 { font-size: 1.7rem; margin-bottom: 4px; }
.symptom h2 a { color: var(--ink); text-decoration: none; }
.symptom h2 a:hover { color: var(--line); text-decoration: underline; }
.flow { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 22px; grid-template-columns: minmax(0, 1fr); max-width: none; }
@media (min-width: 1000px) { .flow { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; } }
.flow > li { position: relative; padding: 16px; }
.flow h3 { font: 700 .78rem var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--line); margin-bottom: 8px; }
.flow p { margin: 0; font-size: .98rem; }
.flow ul { margin: 0; padding-left: 1.1em; }
.flow li li { margin: .3em 0; }
.flow > li:not(:last-child)::after { content: ""; position: absolute; left: 28px; bottom: -22px; height: 22px; border-left: 2px dashed var(--line); width: 0; border-top: 0; border-right: 0; border-bottom: 0; top: auto; right: auto; }
@media (min-width: 1000px) { .flow > li:not(:last-child)::after { left: auto; right: -28px; bottom: auto; top: 30px; width: 28px; height: 0; border-left: 0; border-top: 2px dashed var(--line); } }
.flow .symptom-a { box-shadow: inset 0 4px 0 var(--signal-fill); }
.flow .go { border-color: var(--alert); box-shadow: inset 0 4px 0 var(--alert); }
.flow .go h3 { color: var(--alert); }

/* Glosario */
.az { display: flex; flex-wrap: wrap; gap: 4px; margin: 8px 0 16px; padding: 0; list-style: none; max-width: none; }
.az button { min-width: 44px; min-height: 44px; font: 700 .95rem var(--font-mono); border: 1px solid var(--field-border); border-radius: var(--r-sm); background: var(--surface); color: var(--line); cursor: pointer; transition: background-color .15s, color .15s; }
.az button:hover { background: var(--line); color: var(--line-ink); }
.letter-group h2 { font-size: 2.1rem; border-bottom: 2px solid var(--line); margin: 28px 0 14px; padding-bottom: 2px; color: var(--line); }
.gl-list { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr)); list-style: none; padding: 0; margin: 0; max-width: none; }
.gl-entry { padding: 16px; scroll-margin-top: 20px; height: 100%; }
.gl-entry .gl-code { font: 600 .74rem var(--font-mono); color: var(--muted); text-transform: var(--label-case); }
.gl-entry h3 { font-size: 1.7rem; text-transform: var(--label-case); margin: 2px 0 6px; }
.gl-entry h3:focus { outline: none; }
.gl-entry p { margin: 0 0 10px; }
.gl-entry dl { margin: 8px 0 0; }
.gl-entry dt { font: 600 .74rem var(--font-mono); text-transform: var(--label-case); color: var(--muted); margin-top: 8px; }
.gl-entry dd { margin: 2px 0 0; }
.gl-entry.target { border-color: var(--line); box-shadow: 0 0 0 3px color-mix(in srgb, var(--line) 35%, transparent); }

/* Resultados de búsqueda */
.results-group h2, .results-group h3 { font: 700 .8rem var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: 0; padding: 10px 14px 4px; }
.results { list-style: none; margin: 0; padding: 0; max-width: none; }
.results li a { display: block; padding: 10px 14px; border-bottom: 1px solid var(--grid); color: var(--ink); text-decoration: none; min-height: 44px; }
.results li a:hover { background: var(--surface-2); }
.results strong { font-weight: 600; color: var(--line); }
.results small { display: block; color: var(--muted); font-size: .88rem; line-height: 1.4; }
.panel-status { font: 500 .8rem var(--font-mono); color: var(--muted); padding: 8px 14px; margin: 0; border-bottom: 1px solid var(--grid); }
.search-view .results-group { margin-bottom: 24px; background: var(--surface); border: 1px solid var(--panel-border); border-radius: var(--r-md); overflow: hidden; }
mark { background: color-mix(in srgb, var(--signal-fill) 55%, transparent); color: inherit; padding: 0 2px; border-radius: 3px; }
.notfound { text-align: left; }
.notfound .big { font: 700 clamp(4rem, 14vw, 8rem)/1 var(--font-display); color: var(--line); margin: 0; }