/* Curso de Linux en AlmaLinux — estilos comunes */
@import url("https://fonts.googleapis.com/css2?family=Atkinson+Hyperlegible:ital,wght@0,400;0,700;1,400&family=Bricolage+Grotesque:opsz,wght@12..96,600;12..96,800&family=JetBrains+Mono:wght@400;600&display=swap");

:root {
  --bg: #f6f4ef;
  --surface: #ffffff;
  --surface-2: #faf8f4;
  --ink: #1d1f24;
  --muted: #5d6370;
  --line: #e3dfd6;
  --azul: #0a63c9;
  --rojo: #d93a3d;
  --verde: #2b8a3e;
  --amarillo: #e0a800;
  --morado: #7048e8;
  --cian: #0b8fb8;
  --mod: var(--azul);
  --term-bg: #15171c;
  --term-ink: #e6e6e6;
  --term-out: #a9b1bd;
  --term-user: #86da2f;
  --term-root: #ff6b6b;
  --term-com: #6c7686;
  --sombra: 0 1px 2px rgba(20, 20, 30, .06), 0 6px 24px rgba(20, 20, 30, .06);
  --radio: 14px;
  --f-body: "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-head: "Bricolage Grotesque", "Atkinson Hyperlegible", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121418; --surface: #1b1e24; --surface-2: #171a1f; --ink: #e8e6e1; --muted: #9aa1ad; --line: #2c3038;
    --azul: #5aa2ff; --rojo: #ff6b6e; --verde: #5cc46f; --amarillo: #ffcb3d; --morado: #a58bff; --cian: #3cc4ec;
    --term-bg: #0c0d10; --sombra: 0 1px 2px rgba(0,0,0,.4), 0 6px 24px rgba(0,0,0,.3);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #121418; --surface: #1b1e24; --surface-2: #171a1f; --ink: #e8e6e1; --muted: #9aa1ad; --line: #2c3038;
  --azul: #5aa2ff; --rojo: #ff6b6e; --verde: #5cc46f; --amarillo: #ffcb3d; --morado: #a58bff; --cian: #3cc4ec;
  --term-bg: #0c0d10; --sombra: 0 1px 2px rgba(0,0,0,.4), 0 6px 24px rgba(0,0,0,.3);
  color-scheme: dark;
}
body[data-modulo="1"] { --mod: var(--azul); }
body[data-modulo="2"] { --mod: var(--rojo); }
body[data-modulo="3"] { --mod: var(--verde); }
body[data-modulo="4"] { --mod: var(--amarillo); }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 18px/1.65 var(--f-body);
}
img, svg { max-width: 100%; }
a { color: var(--azul); text-underline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--f-head); line-height: 1.15; letter-spacing: -.01em; }
h2 { font-size: 1.75rem; margin: 3.2rem 0 1rem; scroll-margin-top: 80px; display: flex; align-items: baseline; gap: .6rem; flex-wrap: wrap; }
h3 { font-size: 1.25rem; margin: 2rem 0 .6rem; }
p, li { max-width: 72ch; }
strong { font-weight: 700; }
hr { border: 0; border-top: 1px dashed var(--line); margin: 3rem 0; }

/* ---------- Cabecera ---------- */
.barra {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.barra-in { max-width: 1240px; margin: 0 auto; padding: .6rem 16px; display: flex; align-items: center; gap: 1rem; }
.marca { display: flex; align-items: center; gap: .55rem; text-decoration: none; color: var(--ink); font-family: var(--f-head); font-weight: 800; font-size: 1.05rem; white-space: nowrap; }
.marca .logo { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; background: var(--term-bg); color: var(--term-user); font: 600 .8rem var(--f-mono); }
.barra nav { display: flex; gap: .25rem; margin-left: auto; align-items: center; }
.barra nav a, .barra nav button {
  font: 600 .9rem var(--f-body); color: var(--muted); text-decoration: none; padding: .4rem .7rem; border-radius: 8px;
  background: none; border: 0; cursor: pointer;
}
.barra nav a:hover, .barra nav button:hover, .barra nav a[aria-current] { background: var(--surface); color: var(--ink); }
.progreso-mini { width: 90px; height: 6px; border-radius: 99px; background: var(--line); overflow: hidden; }
.progreso-mini span { display: block; height: 100%; background: linear-gradient(90deg, var(--azul), var(--verde)); }
@media (max-width: 640px) { .barra nav .txt { display: none; } .progreso-mini { display: none; } }

/* ---------- Estructura de página ---------- */
.pagina { max-width: 1240px; margin: 0 auto; padding: 0 16px 6rem; display: grid; grid-template-columns: minmax(0, 1fr); gap: 3rem; }
@media (min-width: 1100px) { .pagina.con-indice { grid-template-columns: 230px minmax(0, 820px); justify-content: center; } }
.contenido { min-width: 0; }
.indice-lateral { display: none; }
@media (min-width: 1100px) {
  .indice-lateral { display: block; position: sticky; top: 84px; align-self: start; padding-top: 2.4rem; font-size: .9rem; }
}
.indice-lateral h4 { margin: 0 0 .7rem; font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.indice-lateral ol { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.indice-lateral li a { display: flex; justify-content: space-between; gap: .5rem; padding: .3rem .8rem; color: var(--muted); text-decoration: none; margin-left: -2px; border-left: 2px solid transparent; }
.indice-lateral li a:hover { color: var(--ink); }
.indice-lateral li a.activo { color: var(--ink); border-left-color: var(--mod); font-weight: 700; }
.indice-lateral li a small { font-family: var(--f-mono); opacity: .7; }

/* ---------- Portada del día ---------- */
.hero { padding: 3rem 0 1rem; }
.hero .etiquetas { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.chip { display: inline-flex; align-items: center; gap: .35rem; font: 700 .78rem var(--f-body); letter-spacing: .02em; padding: .3rem .7rem; border-radius: 99px; background: var(--surface); border: 1px solid var(--line); color: var(--muted); }
.chip.mod { background: var(--mod); border-color: var(--mod); color: #fff; }
.hero .num { font: 800 clamp(4rem, 14vw, 8.5rem)/.85 var(--f-head); color: transparent; -webkit-text-stroke: 2px var(--mod); letter-spacing: -.04em; display: block; }
.hero h1 { font-size: clamp(2rem, 5.5vw, 3.2rem); margin: .6rem 0 .5rem; }
.hero .sub { font-size: 1.2rem; color: var(--muted); margin: 0 0 1.6rem; }
.objetivos { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radio); padding: 1.2rem 1.4rem; box-shadow: var(--sombra); }
.objetivos h3 { margin: 0 0 .6rem; font-size: 1rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.objetivos ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .35rem; }
.objetivos li { padding-left: 1.8rem; position: relative; }
.objetivos li::before { content: "✓"; position: absolute; left: 0; top: .05rem; width: 1.25rem; height: 1.25rem; border-radius: 50%; background: color-mix(in srgb, var(--mod) 15%, transparent); color: var(--mod); font-size: .75rem; font-weight: 700; display: grid; place-items: center; }
.estado-dia { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1rem; }
.estado-dia .chip.ok { background: color-mix(in srgb, var(--verde) 15%, var(--surface)); border-color: var(--verde); color: var(--verde); }

/* Plan de tiempo */
.plan { margin: 1.6rem 0 0; }
.plan .tit { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 700; margin-bottom: .45rem; display: flex; justify-content: space-between; }
.plan .barra-plan { display: flex; height: 38px; border-radius: 10px; overflow: hidden; gap: 2px; }
.plan .barra-plan a { display: flex; align-items: center; justify-content: center; text-decoration: none; color: #fff; font: 700 .75rem var(--f-mono); min-width: 0; overflow: hidden; white-space: nowrap; transition: filter .15s; }
.plan .barra-plan a:hover { filter: brightness(1.12); }
.plan .barra-plan a:nth-child(5n+1) { background: var(--mod); }
.plan .barra-plan a:nth-child(5n+2) { background: color-mix(in srgb, var(--mod) 78%, #000); }
.plan .barra-plan a:nth-child(5n+3) { background: color-mix(in srgb, var(--mod) 62%, #fff); }
.plan .barra-plan a:nth-child(5n+4) { background: color-mix(in srgb, var(--mod) 88%, #fff); }
.plan .barra-plan a:nth-child(5n+5) { background: color-mix(in srgb, var(--mod) 60%, #000); }
.plan .barra-plan a.seg-reto { background: var(--morado) !important; }
.plan .barra-plan a.seg-quiz { background: var(--amarillo) !important; color: #2a2100; }
.min { font: 600 .75rem var(--f-mono); color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: .1rem .45rem; }

/* ---------- Terminal ---------- */
.term {
  position: relative; margin: 1.2rem 0 1.4rem; background: var(--term-bg); color: var(--term-ink);
  border-radius: 12px; font: 400 .88rem/1.6 var(--f-mono); box-shadow: var(--sombra); overflow: hidden;
}
pre.term { padding: 1rem 1.1rem; white-space: pre-wrap; word-break: break-word; }
.term.listo { padding: 0; }
.term .term-cab { display: flex; align-items: center; gap: .4rem; padding: .55rem .8rem; background: rgba(255,255,255,.05); border-bottom: 1px solid rgba(255,255,255,.06); font-size: .75rem; color: var(--term-out); }
.term .term-cab i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; display: inline-block; }
.term .term-cab i:nth-child(2) { background: #febc2e; } .term .term-cab i:nth-child(3) { background: #28c840; }
.term .term-cab span { margin-left: .5rem; }
.term .term-cuerpo { padding: .9rem 1.1rem 1rem; white-space: pre-wrap; word-break: break-word; }
.term .l { display: block; min-height: 1.6em; }
.term .pu { color: var(--term-user); font-weight: 600; user-select: none; }
.term .pr { color: var(--term-root); font-weight: 600; user-select: none; }
.term .cmd { color: #fff; }
.term .out { color: var(--term-out); }
.term .com { color: var(--term-com); font-style: italic; }
.term .copiar {
  margin-left: auto; font: 600 .72rem var(--f-body); color: var(--term-ink); background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12); border-radius: 6px; padding: .2rem .6rem; cursor: pointer;
}
.term .copiar:hover { background: rgba(255,255,255,.16); }

code, kbd { font-family: var(--f-mono); font-size: .86em; }
:not(pre) > code { background: color-mix(in srgb, var(--mod) 9%, var(--surface)); border: 1px solid color-mix(in srgb, var(--mod) 18%, var(--line)); padding: .08rem .38rem; border-radius: 6px; white-space: nowrap; }
kbd { background: var(--surface); border: 1px solid var(--line); border-bottom-width: 3px; border-radius: 6px; padding: .05rem .45rem; font-weight: 600; }

/* ---------- Avisos ---------- */
.aviso { position: relative; margin: 1.4rem 0; padding: 1rem 1.2rem 1rem 3.4rem; border-radius: var(--radio); background: var(--surface); border: 1px solid var(--line); box-shadow: var(--sombra); --c: var(--azul); }
.aviso::before { position: absolute; left: 1rem; top: .95rem; font-size: 1.35rem; line-height: 1; }
.aviso::after { content: ""; position: absolute; left: 0; top: 12px; bottom: 12px; width: 4px; border-radius: 0 4px 4px 0; background: var(--c); }
.aviso > :first-child { margin-top: 0; } .aviso > :last-child { margin-bottom: 0; }
.aviso .t { display: block; font: 800 .8rem var(--f-head); text-transform: uppercase; letter-spacing: .07em; color: var(--c); margin-bottom: .2rem; }
.aviso.nota { --c: var(--azul); } .aviso.nota::before { content: "ℹ️"; }
.aviso.ojo { --c: var(--rojo); background: color-mix(in srgb, var(--rojo) 6%, var(--surface)); } .aviso.ojo::before { content: "⚠️"; }
.aviso.truco { --c: var(--amarillo); } .aviso.truco::before { content: "💡"; }
.aviso.panel { --c: var(--morado); } .aviso.panel::before { content: "🖥️"; }
.aviso.idea { --c: var(--verde); } .aviso.idea::before { content: "🧠"; }
.aviso.prueba { --c: var(--cian); background: color-mix(in srgb, var(--cian) 6%, var(--surface)); } .aviso.prueba::before { content: "⌨️"; }

/* ---------- Tablas ---------- */
.tabla { width: 100%; overflow-x: auto; margin: 1.2rem 0; border: 1px solid var(--line); border-radius: var(--radio); background: var(--surface); box-shadow: var(--sombra); }
.tabla table { border-collapse: collapse; width: 100%; font-size: .93rem; }
.tabla th, .tabla td { text-align: left; padding: .6rem .9rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.tabla th { font: 700 .78rem var(--f-body); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); background: var(--surface-2); }
.tabla tr:last-child td { border-bottom: 0; }
.tabla td:first-child code { white-space: nowrap; }

/* ---------- Diagramas ---------- */
figure.diagrama { margin: 1.6rem 0; padding: 1.2rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radio); box-shadow: var(--sombra); }
figure.diagrama svg { display: block; width: 100%; height: auto; font-family: var(--f-body); }
svg .mono { font-family: var(--f-mono); }
figure.diagrama figcaption { font-size: .88rem; color: var(--muted); margin-top: .8rem; text-align: center; }
svg .caja { fill: var(--surface-2); stroke: var(--line); stroke-width: 1.5; }
svg .caja-mod { fill: color-mix(in srgb, var(--mod) 14%, var(--surface)); stroke: var(--mod); stroke-width: 1.5; }
svg .caja-az { fill: color-mix(in srgb, var(--azul) 14%, var(--surface)); stroke: var(--azul); stroke-width: 1.5; }
svg .caja-ro { fill: color-mix(in srgb, var(--rojo) 14%, var(--surface)); stroke: var(--rojo); stroke-width: 1.5; }
svg .caja-ve { fill: color-mix(in srgb, var(--verde) 14%, var(--surface)); stroke: var(--verde); stroke-width: 1.5; }
svg .caja-am { fill: color-mix(in srgb, var(--amarillo) 18%, var(--surface)); stroke: var(--amarillo); stroke-width: 1.5; }
svg .caja-mo { fill: color-mix(in srgb, var(--morado) 14%, var(--surface)); stroke: var(--morado); stroke-width: 1.5; }
svg .tx { fill: var(--ink); font-size: 14px; }
svg .tx-b { fill: var(--ink); font-size: 14px; font-weight: 600; }
svg .tx-m { fill: var(--muted); font-size: 12px; }
svg .tx-big { fill: var(--ink); font-size: 22px; font-weight: 600; font-family: var(--f-mono); }
svg .linea { stroke: var(--muted); stroke-width: 1.6; fill: none; }
svg .linea-mod { stroke: var(--mod); stroke-width: 2; fill: none; }
svg .fl { fill: var(--muted); }

/* ---------- Tarjetas genéricas ---------- */
.rejilla { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin: 1.2rem 0; }
.tarjeta { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radio); padding: 1rem 1.15rem; box-shadow: var(--sombra); }
.tarjeta h4 { margin: 0 0 .35rem; font-size: 1.05rem; display: flex; gap: .5rem; align-items: center; }
.tarjeta p { margin: 0; font-size: .95rem; color: var(--muted); }
.tarjeta .ico { font-size: 1.5rem; }

ol.pasos { counter-reset: paso; list-style: none; padding: 0; margin: 1.2rem 0; display: grid; gap: .8rem; }
ol.pasos > li { counter-increment: paso; position: relative; padding: .2rem 0 .2rem 3rem; max-width: none; }
ol.pasos > li::before { content: counter(paso); position: absolute; left: 0; top: 0; width: 2.1rem; height: 2.1rem; border-radius: 50%; background: var(--mod); color: #fff; font: 800 1rem var(--f-head); display: grid; place-items: center; }

/* ---------- Reto ---------- */
.reto { position: relative; margin: 3rem 0; padding: 1.6rem 1.5rem; border-radius: 20px; background: var(--surface); border: 2px solid var(--morado); box-shadow: 0 0 0 6px color-mix(in srgb, var(--morado) 10%, transparent), var(--sombra); }
.reto h2 { margin-top: 0; color: var(--morado); }
.reto .ok-msg { display: none; }
.reto.superado { border-color: var(--verde); box-shadow: 0 0 0 6px color-mix(in srgb, var(--verde) 12%, transparent), var(--sombra); }
.reto.superado .ok-msg { display: block; }
.form-codigo { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1.2rem; align-items: center; }
.form-codigo input { flex: 1 1 200px; font: 600 1rem var(--f-mono); padding: .7rem .9rem; border-radius: 10px; border: 2px solid var(--line); background: var(--surface-2); color: var(--ink); text-transform: uppercase; }
.form-codigo input:focus { outline: none; border-color: var(--morado); }
.btn { font: 700 .95rem var(--f-body); padding: .7rem 1.2rem; border-radius: 10px; border: 0; cursor: pointer; background: var(--ink); color: var(--bg); }
.btn:hover { filter: brightness(1.15); }
.btn.sec { background: var(--surface); color: var(--ink); border: 1px solid var(--line); }
.btn.mod { background: var(--mod); color: #fff; }
.form-codigo .msg { flex-basis: 100%; font-weight: 700; min-height: 1.2em; }
.msg.bien { color: var(--verde); } .msg.mal { color: var(--rojo); }

/* ---------- Test ---------- */
.test { margin: 3rem 0; }
.pregunta { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radio); padding: 1.1rem 1.2rem; margin: 1rem 0; box-shadow: var(--sombra); }
.pregunta .enun { font-weight: 700; margin: 0 0 .7rem; display: flex; gap: .6rem; }
.pregunta .enun b { flex: none; width: 1.9rem; height: 1.9rem; border-radius: 8px; background: color-mix(in srgb, var(--amarillo) 25%, var(--surface)); color: var(--ink); display: grid; place-items: center; font: 800 .85rem var(--f-head); }
.pregunta label { display: flex; gap: .7rem; align-items: flex-start; padding: .55rem .75rem; border-radius: 10px; border: 1px solid var(--line); margin: .4rem 0; cursor: pointer; background: var(--surface-2); }
.pregunta label:hover { border-color: var(--muted); }
.pregunta input { margin-top: .35rem; accent-color: var(--mod); }
.pregunta label.correcta { border-color: var(--verde); background: color-mix(in srgb, var(--verde) 12%, var(--surface)); }
.pregunta label.erronea { border-color: var(--rojo); background: color-mix(in srgb, var(--rojo) 10%, var(--surface)); }
.pregunta .expl { display: none; margin: .7rem 0 0; font-size: .93rem; color: var(--muted); padding: .6rem .8rem; border-radius: 8px; background: var(--surface-2); }
.pregunta.corregida .expl { display: block; }
.resultado-test { margin-top: 1.2rem; padding: 1.2rem 1.4rem; border-radius: var(--radio); display: none; font-size: 1.1rem; }
.resultado-test.visible { display: block; }
.resultado-test.aprobado { background: color-mix(in srgb, var(--verde) 14%, var(--surface)); border: 2px solid var(--verde); }
.resultado-test.suspenso { background: color-mix(in srgb, var(--rojo) 10%, var(--surface)); border: 2px solid var(--rojo); }
.acciones-test { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1rem; }

/* ---------- Resumen ---------- */
.resumen { background: var(--term-bg); color: var(--term-ink); border-radius: 20px; padding: 1.6rem 1.5rem; margin: 3rem 0; }
.resumen h2 { color: #fff; margin-top: 0; }
.resumen .chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.resumen .chips code { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); color: var(--term-user); font-size: .85rem; padding: .3rem .6rem; border-radius: 8px; }
.resumen p { color: var(--term-out); }

/* ---------- Navegación entre días ---------- */
.nav-dias { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 3rem; }
.nav-dias a { display: block; padding: 1rem 1.2rem; border-radius: var(--radio); background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); box-shadow: var(--sombra); }
.nav-dias a:hover { border-color: var(--mod); }
.nav-dias small { display: block; color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.nav-dias .sig { text-align: right; grid-column: 2; }

/* ---------- Portada del curso ---------- */
.portada { padding: 3.5rem 0 1rem; display: grid; gap: 2rem; grid-template-columns: minmax(0, 1fr); align-items: center; }
@media (min-width: 900px) { .portada { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); } }
.portada h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); margin: .4rem 0 1rem; letter-spacing: -.03em; }
.portada h1 em { font-style: normal; color: var(--azul); }
.portada .lead { font-size: 1.2rem; color: var(--muted); max-width: 46ch; }
.anillo { display: grid; place-items: center; position: relative; }
.anillo svg { width: min(260px, 70vw); transform: rotate(-90deg); }
.anillo .dato { position: absolute; text-align: center; }
.anillo .dato b { display: block; font: 800 3rem/1 var(--f-head); }
.anillo .dato span { color: var(--muted); font-size: .9rem; }
.hoy-toca { margin: 1rem 0 2rem; padding: 1.3rem 1.5rem; border-radius: 20px; background: var(--term-bg); color: var(--term-ink); display: flex; gap: 1.2rem; align-items: center; flex-wrap: wrap; text-decoration: none; box-shadow: var(--sombra); }
.hoy-toca .e { font-size: 2.6rem; }
.hoy-toca small { color: var(--term-user); font: 600 .8rem var(--f-mono); text-transform: uppercase; letter-spacing: .08em; }
.hoy-toca h3 { margin: .15rem 0 0; color: #fff; font-size: 1.4rem; }
.hoy-toca .ir { margin-left: auto; background: var(--term-user); color: #0c0d10; font-weight: 700; padding: .6rem 1rem; border-radius: 10px; }
.modulo-tit { display: flex; align-items: center; gap: .7rem; margin: 2.6rem 0 1rem; }
.modulo-tit h2 { margin: 0; font-size: 1.4rem; }
.modulo-tit .bolita { width: 14px; height: 14px; border-radius: 50%; background: var(--c); }
.dias { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.dia-card { --c: var(--azul); position: relative; display: flex; flex-direction: column; gap: .3rem; padding: 1.1rem 1.15rem 1rem; border-radius: var(--radio); background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); box-shadow: var(--sombra); transition: transform .15s, border-color .15s; overflow: hidden; }
.dia-card:hover { transform: translateY(-2px); border-color: var(--c); }
.dia-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--c); }
.dia-card .cab { display: flex; justify-content: space-between; align-items: center; font: 600 .78rem var(--f-mono); color: var(--muted); }
.dia-card .e { font-size: 1.8rem; }
.dia-card h3 { margin: .1rem 0 0; font-size: 1.15rem; }
.dia-card p { margin: 0; font-size: .9rem; color: var(--muted); }
.dia-card .marcas { display: flex; gap: .4rem; margin-top: .5rem; }
.dia-card .marcas span { font: 700 .7rem var(--f-body); padding: .2rem .5rem; border-radius: 99px; border: 1px solid var(--line); color: var(--muted); }
.dia-card .marcas span.ok { border-color: var(--verde); color: var(--verde); background: color-mix(in srgb, var(--verde) 10%, transparent); }
.dia-card.hoy { border: 2px solid var(--c); }
.dia-card.hoy::after { content: "HOY"; position: absolute; top: .9rem; right: 1rem; font: 800 .7rem var(--f-head); background: var(--c); color: #fff; padding: .15rem .5rem; border-radius: 6px; }
.dia-card.hoy .cab .fecha { visibility: hidden; }
.dia-card.completo { background: color-mix(in srgb, var(--verde) 6%, var(--surface)); }

.pie { text-align: center; color: var(--muted); font-size: .85rem; padding: 2rem 16px 3rem; }

/* Chuleta */
.buscador { width: 100%; font: 1.05rem var(--f-body); padding: .85rem 1.1rem; border-radius: 12px; border: 2px solid var(--line); background: var(--surface); color: var(--ink); margin: 1rem 0 1.5rem; }
.buscador:focus { outline: none; border-color: var(--azul); }

/* Celebración */
.confeti { position: fixed; inset: 0; pointer-events: none; z-index: 50; overflow: hidden; }
.confeti span { position: absolute; top: -40px; font-size: 1.6rem; animation: caer 2.4s ease-in forwards; }
@keyframes caer { to { transform: translateY(110vh) rotate(540deg); opacity: .6; } }
@media (prefers-reduced-motion: reduce) { .confeti { display: none; } html { scroll-behavior: auto; } }

@media print {
  .barra, .indice-lateral, .nav-dias, .copiar, .acciones-test, .form-codigo { display: none !important; }
  body { background: #fff; }
}