/* ============================================================
   PlanEstrat · Sistema de diseño
   Paleta estratégica (azul) + acento operativo (ámbar) + diferenciador (violeta).
   Claro/oscuro según el tema del sistema.
   ============================================================ */
:root {
  --ground:#f2f3f6; --surface:#ffffff; --surface-2:#fafaf8;
  --ink:#18202c; --ink-soft:#37424f; --muted:#616b79; --faint:#8b94a1;
  --line:#e2e5ea; --line-strong:#cfd4dc;
  --accent:#2c5c86; --accent-soft:#e7eef5; --accent-ink:#1d456b;
  --lean:#b26a26; --lean-soft:#f6ecdf; --lean-ink:#8a4f16;
  --star:#6a4b9c; --star-soft:#efe9f6; --star-ink:#4e357a;
  --good:#3f7a52; --warn:#b0862a;
  --radius:10px;
  --font-body:'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-head:'Spectral', Georgia, 'Times New Roman', serif;
  --font-mono:'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground:#0f141b; --surface:#161d27; --surface-2:#1a222e;
    --ink:#e8ecf2; --ink-soft:#c3cbd6; --muted:#9aa4b2; --faint:#727d8c;
    --line:#28313f; --line-strong:#39445a;
    --accent:#6ea3d0; --accent-soft:#1a2c3d; --accent-ink:#a9cbe8;
    --lean:#d99a54; --lean-soft:#33261a; --lean-ink:#e6b47f;
    --star:#a98fd0; --star-soft:#241a33; --star-ink:#c9b6e6;
    --good:#6fae86; --warn:#d3ad5f;
  }
}

* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  margin:0; background:var(--ground); color:var(--ink);
  font-family:var(--font-body); font-size:16px; line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } * { transition:none !important; } }
a { color:var(--accent-ink); }
img { max-width:100%; }

.skip { position:absolute; left:-999px; top:0; background:var(--accent); color:#fff; padding:8px 14px; border-radius:0 0 8px 0; z-index:100; }
.skip:focus { left:0; }

/* ---------- Layout app shell ---------- */
.app { display:grid; grid-template-columns:256px minmax(0,1fr); min-height:100vh; }

.sidebar {
  position:sticky; top:0; align-self:start; height:100vh; overflow-y:auto;
  background:var(--surface); border-right:1px solid var(--line);
  padding:26px 18px 26px; display:flex; flex-direction:column;
}
.brand { font-family:var(--font-head); font-weight:700; font-size:1.5rem; letter-spacing:-.01em; color:var(--ink); text-decoration:none; line-height:1; }
.brand .dot { color:var(--accent); }
.brand-sub { font-family:var(--font-mono); font-size:.68rem; letter-spacing:.14em; text-transform:uppercase; color:var(--faint); margin-top:8px; }
.side-nav { margin-top:24px; display:flex; flex-direction:column; gap:2px; flex:1; }
.side-nav .grp { font-family:var(--font-mono); font-size:.64rem; letter-spacing:.13em; text-transform:uppercase; color:var(--faint); margin:16px 0 4px 6px; }
.side-nav a { text-decoration:none; color:var(--ink-soft); font-size:.9rem; padding:7px 10px; border-radius:7px; }
.side-nav a:hover { background:var(--accent-soft); color:var(--accent-ink); }
.side-nav a.active { background:var(--accent-soft); color:var(--accent-ink); font-weight:600; }
.side-nav .soon { font-size:.86rem; padding:7px 10px; color:var(--faint); display:flex; justify-content:space-between; align-items:center; gap:8px; }
.side-nav .soon em { font-style:normal; font-family:var(--font-mono); font-size:.62rem; color:var(--muted); background:var(--surface-2); border:1px solid var(--line); border-radius:5px; padding:1px 6px; white-space:nowrap; }
.side-nav .soon.star { color:var(--star-ink); }
.side-nav .soon.star em { color:var(--star-ink); background:var(--star-soft); border-color:var(--star); }
.side-foot { font-size:.72rem; color:var(--faint); line-height:1.5; margin-top:18px; padding-top:14px; border-top:1px solid var(--line); }

.main-col { display:flex; flex-direction:column; min-width:0; }
.topbar {
  position:sticky; top:0; z-index:20; display:flex; align-items:center; gap:12px;
  padding:14px 30px; background:color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter:blur(8px); border-bottom:1px solid var(--line);
}
.topbar-title { font-size:.94rem; color:var(--muted); font-weight:500; }
.menu-btn { display:none; background:none; border:1px solid var(--line-strong); border-radius:8px; color:var(--ink); font-size:1.05rem; padding:4px 10px; cursor:pointer; }

.content { padding:36px 30px 10px; max-width:1080px; width:100%; }
.foot { padding:26px 30px 40px; color:var(--muted); font-size:.82rem; border-top:1px solid var(--line); margin-top:24px; }
.foot p { max-width:70ch; margin:0; }

/* ---------- Hero ---------- */
.hero { padding:8px 0 30px; border-bottom:1px solid var(--line); margin-bottom:30px; }
.eyebrow { font-family:var(--font-mono); font-size:.72rem; letter-spacing:.15em; text-transform:uppercase; color:var(--accent); margin:0 0 14px; }
.hero h1 { font-family:var(--font-head); font-weight:700; font-size:clamp(1.9rem,4vw,2.9rem); line-height:1.06; letter-spacing:-.02em; margin:0 0 16px; text-wrap:balance; }
.hero .lede { font-size:1.08rem; color:var(--ink-soft); max-width:64ch; margin:0; }
.hero-stats { display:flex; flex-wrap:wrap; gap:26px; margin-top:26px; }
.stat { display:flex; flex-direction:column; }
.stat .num { font-family:var(--font-head); font-size:2rem; font-weight:700; color:var(--accent); line-height:1; }
.stat .lbl { font-size:.78rem; color:var(--muted); margin-top:4px; }

/* ---------- Catálogo ---------- */
.grupo-tit { font-family:var(--font-head); font-weight:600; font-size:1.24rem; margin:30px 0 12px; letter-spacing:-.005em; }
.mod-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(250px,1fr)); gap:16px; }
.mod-card { background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:18px; display:flex; flex-direction:column; gap:8px; }
.mod-card.off { opacity:.86; }
.mod-card.star { border-color:var(--star); box-shadow:0 0 0 1px var(--star-soft) inset; }
.mod-top { display:flex; align-items:center; justify-content:space-between; }
.mod-cod { font-family:var(--font-mono); font-size:.72rem; color:var(--accent); letter-spacing:.05em; }
.mod-card.star .mod-cod { color:var(--star-ink); font-size:1rem; }
.mod-badge { font-family:var(--font-mono); font-size:.64rem; letter-spacing:.04em; padding:2px 8px; border-radius:999px; }
.mod-badge.ok { background:color-mix(in srgb, var(--good) 16%, transparent); color:var(--good); border:1px solid var(--good); }
.mod-badge.soon { background:var(--surface-2); color:var(--muted); border:1px solid var(--line-strong); }
.mod-card h3 { font-family:var(--font-head); font-size:1.1rem; font-weight:600; margin:2px 0 0; }
.mod-card p { font-size:.88rem; color:var(--ink-soft); margin:0; flex:1; }
.mod-link { font-size:.84rem; font-weight:600; text-decoration:none; color:var(--accent-ink); margin-top:4px; }
.mod-link.disabled { color:var(--faint); font-weight:500; }

.nota-fase { margin:38px 0 10px; background:var(--surface); border:1px solid var(--line); border-left:3px solid var(--accent); border-radius:0 var(--radius) var(--radius) 0; padding:18px 22px; }
.nota-fase h2 { font-family:var(--font-head); font-size:1.16rem; margin:0 0 6px; }
.nota-fase p { margin:0; color:var(--ink-soft); max-width:70ch; }

/* ---------- Marca con icono ---------- */
.brand { display:inline-flex; align-items:center; gap:9px; }
.brand-ico { width:26px; height:26px; border-radius:7px; flex:none; }

/* ---------- Botones globales ---------- */
.btn { display:inline-flex; align-items:center; gap:6px; padding:9px 16px; border-radius:8px; border:none;
  cursor:pointer; font-family:var(--font-body); font-size:.86rem; font-weight:600; text-decoration:none;
  transition:filter .13s, background .13s; }
.btn-primary { background:var(--accent); color:#fff; }
.btn-primary:hover { filter:brightness(1.07); }
.btn-secondary { background:var(--surface); color:var(--ink); border:1px solid var(--line-strong); }
.btn-secondary:hover { background:var(--surface-2); }
.btn-sm { padding:6px 12px; font-size:.8rem; }
.ref { font-size:.78rem; color:var(--muted); margin:8px 0 0; }
.ref b { color:var(--ink-soft); font-weight:600; }

/* ---------- PWA: tarjeta de instalación (mismo formato que IO-Lab) ---------- */
.pwa-install-card {
  position:fixed; right:22px; bottom:22px; z-index:300;
  display:grid; grid-template-columns:54px 1fr; gap:14px;
  max-width:430px; padding:14px;
  background:var(--surface); border:1px solid var(--line);
  border-left:3px solid var(--accent); border-radius:14px;
  box-shadow:0 20px 48px rgba(0,0,0,.28);
}
.pwa-install-card[hidden] { display:none !important; }
.pwa-install-card__icon {
  width:54px; height:54px; display:grid; place-items:center; border-radius:14px;
  background:var(--accent-soft); overflow:hidden; box-shadow:0 10px 26px rgba(0,0,0,.14);
}
.pwa-install-card__icon img { width:100%; height:100%; object-fit:cover; }
.pwa-install-card__title { color:var(--ink); font-family:var(--font-head); font-weight:700; font-size:1rem; margin-bottom:2px; }
.pwa-install-card__text { color:var(--muted); font-size:.84rem; line-height:1.45; }
.pwa-install-card__actions { display:flex; gap:8px; flex-wrap:wrap; margin-top:10px; }
.pwa-install-card__help { margin-top:10px; padding:10px 12px; border:1px dashed var(--line-strong);
  border-radius:8px; color:var(--muted); background:var(--surface-2); font-size:.8rem; line-height:1.45; }
@media (max-width:560px) {
  .pwa-install-card { left:12px; right:12px; bottom:12px; max-width:none; grid-template-columns:44px 1fr; gap:11px; padding:12px; }
  .pwa-install-card__icon { width:44px; height:44px; border-radius:12px; }
  .pwa-install-card__title { font-size:.92rem; }
  .pwa-install-card__text { font-size:.8rem; }
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .app { grid-template-columns:1fr; }
  .sidebar { position:fixed; z-index:40; left:0; top:0; width:250px; transform:translateX(-100%); transition:transform .2s ease; }
  .sidebar.open { transform:translateX(0); box-shadow:0 0 40px rgba(0,0,0,.3); }
  .menu-btn { display:inline-block; }
  .content { padding:26px 18px 10px; }
  .topbar { padding:12px 18px; }
}
:focus-visible { outline:2px solid var(--accent); outline-offset:2px; border-radius:4px; }