:root {
  --tinta: #211C16;
  --tinta-suave: #6B6254;
  --tinta-tenue: #9A9080;
  --papel: #FBF8F2;
  --superficie: #FFFFFF;
  --linea: #E8E1D3;
  --linea-suave: #F0EAE0;
  --acento: #B5562F;
  --acento-hondo: #96431F;
  --salvia: #6C7D5F;
  --ocre: #C8933A;
  --rojo: #A33327;
  --verde: #3E6B3A;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 15px;
  background: var(--papel);
  color: var(--tinta);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ---- progreso: hairline arriba, medidor en el sidebar ---- */
#camino {
  position: sticky; top: 0; z-index: 50;
  height: 3px; background: var(--linea-suave);
}
#camino-fill {
  height: 100%; width: 0%;
  background: var(--acento);
  transition: width .5s cubic-bezier(.22,1,.36,1);
}
#camino-side { margin: 0 0 1.1rem; }
#camino-meter {
  height: 3px; background: var(--linea);
  border-radius: 2px; overflow: hidden;
}
#camino-meter-fill {
  display: block; height: 100%; width: 0%;
  background: var(--acento);
  transition: width .5s cubic-bezier(.22,1,.36,1);
}
#camino-txt {
  display: block; margin-top: .4rem;
  font-size: .7rem; letter-spacing: .02em;
  color: var(--tinta-tenue);
}

/* ---- layout ---- */
.marco { display: flex; min-height: 100vh; max-width: 1120px; margin: 0 auto; }

aside {
  width: 248px; flex-shrink: 0;
  border-right: 1px solid var(--linea);
  padding: 2rem 1.4rem 2rem 1.1rem;
  position: sticky; top: 3px; align-self: flex-start;
  max-height: calc(100vh - 3px); overflow-y: auto;
  font-size: .82rem;
}
.logo {
  display: block; text-decoration: none; color: var(--tinta);
  font-family: var(--serif);
  font-size: 1.3rem; font-weight: 600; letter-spacing: -0.01em;
  margin-bottom: 1rem; line-height: 1.2;
}
.logo span {
  display: block; margin-top: .15rem;
  font-family: var(--sans); font-size: .68rem; font-weight: 500;
  color: var(--acento); letter-spacing: .04em;
}

#buscar {
  width: 100%; padding: .42rem .6rem;
  border: 1px solid var(--linea); border-radius: 7px;
  background: var(--superficie); font: inherit; font-size: .8rem;
  color: var(--tinta);
}
#buscar:focus { outline: none; border-color: var(--acento); }
#buscar::placeholder { color: var(--tinta-tenue); }
#resultados { margin: .3rem 0 .4rem; }
#resultados a {
  display: block; padding: .25rem .5rem; text-decoration: none;
  color: var(--acento-hondo); border-radius: 5px; font-size: .8rem;
}
#resultados a:hover { background: var(--linea-suave); }

aside nav .grupo { margin-top: 1.15rem; }
aside nav .grupo > b {
  display: block;
  font-size: .64rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--tinta-tenue); margin-bottom: .2rem;
}
aside nav ul { list-style: none; margin: 0; padding: 0; }
aside nav li a {
  display: block; padding: .22rem .55rem;
  margin-left: -.55rem;
  text-decoration: none; color: var(--tinta-suave);
  border-left: 2px solid transparent;
  transition: color .12s;
}
aside nav li a:hover { color: var(--tinta); }
aside nav li.actual a {
  color: var(--acento-hondo); font-weight: 600;
  border-left-color: var(--acento);
}

main { flex: 1; padding: 2.4rem 3rem 4rem; min-width: 0; }
article { max-width: 66ch; }

/* ---- hero ---- */
.hero {
  margin: 0 0 2rem; max-width: 66ch;
  border-radius: 8px; overflow: hidden;
  border: 1px solid var(--linea);
}
.hero img {
  display: block; width: 100%;
  aspect-ratio: 32 / 11; object-fit: cover;
}
.hero.portada img { aspect-ratio: 16 / 8; }

/* ---- tipografía ---- */
h1 {
  font-family: var(--serif);
  font-size: 2.1rem; font-weight: 600; letter-spacing: -0.015em;
  line-height: 1.15; margin: 0 0 1.1rem;
}
h2 {
  font-family: var(--serif);
  font-size: 1.35rem; font-weight: 550; letter-spacing: -0.01em;
  margin: 2.4rem 0 .7rem;
}
h3 {
  font-size: .95rem; font-weight: 600;
  margin: 1.8rem 0 .5rem;
}
p { margin: .8rem 0; }
b { font-weight: 600; }
a { color: var(--acento-hondo); text-decoration-color: var(--linea); text-underline-offset: 3px; transition: text-decoration-color .12s; }
a:hover { text-decoration-color: var(--acento); }

code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .82em;
  background: var(--linea-suave);
  border-radius: 4px; padding: .1rem .35rem;
}
pre {
  background: var(--tinta); color: #F3EFE7;
  padding: .9rem 1.1rem; border-radius: 8px; overflow-x: auto;
  font-size: .82rem; line-height: 1.6;
}
pre code { background: none; padding: 0; color: inherit; }

blockquote {
  margin: 1.4rem 0; padding: .1rem 0 .1rem 1.2rem;
  border-left: 2px solid var(--acento);
  font-family: var(--serif); font-style: italic;
  font-size: 1.05rem; color: var(--tinta-suave);
}
hr { border: none; border-top: 1px solid var(--linea); margin: 2rem 0; }

.pendiente {
  color: var(--rojo);
  border-bottom: 1px dashed currentColor;
  cursor: help;
}

/* ---- cards de fases (portada) ---- */
.fase-cards {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: .9rem; margin: 1.4rem 0;
}
.fase-card {
  display: block; text-decoration: none; color: inherit;
  background: var(--superficie);
  border: 1px solid var(--linea); border-radius: 10px;
  overflow: hidden;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.fase-card:hover {
  border-color: var(--acento);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(33,28,22,.07);
}
.fase-card img {
  display: block; width: 100%;
  aspect-ratio: 16 / 7; object-fit: cover;
  border-bottom: 1px solid var(--linea-suave);
}
.fase-card b {
  display: block; padding: .7rem .9rem .1rem;
  font-family: var(--serif); font-size: 1rem; font-weight: 600;
}
.fase-card span {
  display: block; padding: 0 .9rem .8rem;
  font-size: .8rem; line-height: 1.5; color: var(--tinta-suave);
}

/* ---- listas ---- */
ul, ol { padding-left: 1.3rem; }
li { margin: .3rem 0; }

ul.tareas { list-style: none; padding-left: 0; margin: 1rem 0; }
ul.tareas li {
  margin: 0; padding: .6rem .2rem;
  border-bottom: 1px solid var(--linea-suave);
  font-size: .88rem;
  transition: opacity .25s;
}
ul.tareas li:first-child { border-top: 1px solid var(--linea-suave); }
ul.tareas label { cursor: pointer; display: flex; gap: .6rem; align-items: baseline; }
ul.tareas input[type=checkbox] {
  flex-shrink: 0;
  width: .95rem; height: .95rem;
  accent-color: var(--acento);
  transform: translateY(2px);
  transition: transform .12s;
}
ul.tareas input[type=checkbox]:checked { animation: check-pop .25s ease-out; }
@keyframes check-pop {
  40% { transform: translateY(2px) scale(1.35); }
  100% { transform: translateY(2px) scale(1); }
}
ul.tareas li:has(input:checked) { opacity: .5; }

/* ---- confeti sobrio (puntos de marca) ---- */
.confeti {
  position: fixed; z-index: 100; pointer-events: none;
  width: 7px; height: 7px; border-radius: 2px;
  animation: confeti-vuela .8s cubic-bezier(.16,.8,.4,1) forwards;
}
@keyframes confeti-vuela {
  from { opacity: 1; transform: translate(0,0) rotate(0deg); }
  to { opacity: 0; transform: translate(var(--dx), var(--dy)) rotate(140deg); }
}
#festejo {
  position: fixed; left: 50%; bottom: 2rem; transform: translateX(-50%) translateY(8px);
  z-index: 101; opacity: 0;
  background: var(--tinta); color: var(--papel);
  border-radius: 8px; padding: .6rem 1.1rem;
  font-size: .84rem; font-weight: 500;
  animation: festejo-sube .3s ease-out forwards;
}
@keyframes festejo-sube { to { opacity: 1; transform: translateX(-50%) translateY(0); } }

/* ---- tablas ---- */
.tabla-scroll { overflow-x: auto; margin: 1.2rem 0; }
table { border-collapse: collapse; font-size: .82rem; width: 100%; }
th, td {
  padding: .5rem .7rem .5rem 0;
  text-align: left; vertical-align: top;
  border-bottom: 1px solid var(--linea-suave);
}
th {
  font-size: .66rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .08em;
  color: var(--tinta-tenue);
  border-bottom: 1px solid var(--linea);
}

.backlinks {
  margin-top: 2.6rem; padding-top: .9rem;
  border-top: 1px solid var(--linea);
  font-size: .78rem; color: var(--tinta-tenue);
}
.backlinks a { color: var(--tinta-suave); }
footer {
  margin-top: 2rem;
  font-size: .72rem; color: var(--tinta-tenue);
  max-width: 66ch; line-height: 1.6;
}

/* ---- panel de datos ---- */
.panel { display: grid; gap: .9rem; margin: 1.2rem 0; }
.card {
  background: var(--superficie);
  border: 1px solid var(--linea); border-radius: 10px;
  padding: .95rem 1.1rem;
}
.card h3 { margin: 0 0 .5rem; font-size: .9rem; }
.card .num { text-align: right; font-variant-numeric: tabular-nums; }
.kpis { display: flex; flex-wrap: wrap; gap: 1.6rem; margin: .3rem 0 .5rem; }
.kpi b {
  display: block;
  font-family: var(--serif); font-size: 1.7rem; font-weight: 600;
  color: var(--tinta); line-height: 1.1;
}
.kpi span { font-size: .72rem; color: var(--tinta-tenue); }
.err {
  border: 1px solid var(--rojo); border-left-width: 3px;
  background: var(--superficie); color: var(--rojo);
  border-radius: 8px; padding: .7rem .9rem; font-size: .82rem;
}
.ok-tag { color: var(--verde); font-weight: 600; }
.warn-tag { color: var(--acento-hondo); }
.stale { color: var(--rojo); font-weight: 600; }
.medido { font-size: .74rem; color: var(--tinta-tenue); }

@media (max-width: 780px) {
  .marco { flex-direction: column; }
  aside {
    width: 100%; position: static; max-height: none;
    border-right: none; border-bottom: 1px solid var(--linea);
    padding: 1.2rem 1.1rem;
  }
  main { padding: 1.4rem 1.1rem 3rem; }
  .fase-cards { grid-template-columns: 1fr; }
  h1 { font-size: 1.7rem; }
}