/* Página de la app de escritorio (/app/). Usa las piezas de la portada (index.css). */
.app-hero{grid-template-columns:minmax(0,1fr) 230px;min-height:0}
.app-hero-shot{position:relative;z-index:1;align-self:center;justify-self:center}
.app-hero-shot img{display:block;width:230px;height:auto;border-radius:12px;box-shadow:0 18px 40px rgba(0,0,0,.45),0 0 0 1px rgba(246,217,119,.4)}
.app-download-btn{gap:.45rem;font-size:.86rem;min-height:46px;padding:.65rem 1.3rem}
.app-download-btn svg{width:18px;height:18px}
.home-hero p.app-release{margin-top:.8rem;font-size:.82rem;opacity:.9}

/* Índice de la página */
.app-jump{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 1rem}
.app-jump a{display:inline-flex;align-items:center;gap:.4rem;padding:.42rem .8rem;border:1px solid var(--c-line-strong);border-radius:999px;background:var(--c-glass);color:var(--c-text-2);font-size:.82rem;font-weight:600;text-decoration:none;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:color .2s var(--ease),border-color .2s var(--ease)}
.app-jump a:hover{color:var(--c-text);border-color:var(--c-line-accent)}
.app-jump svg{width:15px;height:15px;color:var(--c-accent-ink)}
.home-section[id]{scroll-margin-top:calc(var(--nav-h) + 16px)}

/* Funciones por pestaña */
.app-group-title{display:flex;align-items:center;gap:.5rem;margin:1.4rem 0 .7rem;padding-top:1.1rem;border-top:1px solid var(--c-line);font-family:var(--font-ui);font-size:.78rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--c-text-2)}
.app-group-title:first-of-type{margin-top:.4rem;padding-top:0;border-top:0}
.app-group-title svg{width:16px;height:16px;color:var(--c-accent-ink)}
.app-feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:.8rem}
.app-feature-grid .feature-card{min-height:0}
.app-feature-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.app-tab-card .feature-icon{width:32px;height:32px;flex-basis:32px;margin-bottom:.6rem;background:var(--c-accent-soft);color:var(--c-accent-ink)}
.app-tab-card .feature-icon svg{width:16px;height:16px}
.app-tab-card h3{color:var(--c-text)}

/* Capturas */
.app-shots{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.9rem}
.app-shots figure{margin:0;text-align:center;min-width:0}
.app-shots img{display:block;width:100%;height:auto;border-radius:10px;box-shadow:0 8px 22px rgba(0,0,0,.25)}
.app-shots figcaption{margin-top:.45rem;color:var(--text-muted);font-size:.82rem;font-weight:700}

/* Cómo empezar */
.app-steps{margin:0 0 1rem;padding-left:1.3rem;list-style:decimal;display:grid;gap:.6rem;color:var(--text);font-size:.92rem;line-height:1.55}
.app-steps li::marker{color:var(--c-accent-ink);font-weight:700}
.app-steps a{color:var(--gold-dark);font-weight:700}
.app-hash{margin:.9rem 0 0;color:var(--text-muted);font-size:.74rem;word-break:break-all}

/* Tutorial de vinculación */
.app-link-steps{counter-reset:paso;margin:0;padding:0;list-style:none;display:grid;gap:.7rem}
.app-link-steps > li{counter-increment:paso;position:relative;min-width:0;padding:1rem 1rem 1rem 3.4rem;border:1px solid var(--c-line);border-radius:var(--r-inner);background:var(--c-surface)}
.app-link-steps > li::before{content:counter(paso);position:absolute;left:1rem;top:.95rem;width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:var(--c-accent);color:var(--c-on-accent);font-size:.85rem;font-weight:800}
.app-link-steps h3{margin:.15rem 0 .4rem;font-family:var(--font-ui);font-size:1rem;font-weight:700;color:var(--c-text)}
.app-link-steps p{margin:0 0 .5rem;color:var(--c-text-2);font-size:.88rem;line-height:1.55}
.app-link-steps p:last-child{margin-bottom:0}
.app-link-steps p strong{color:var(--c-text);font-weight:600}
.app-link-steps ul{margin:0 0 .5rem;padding:0;list-style:none;display:grid;gap:.4rem}
.app-link-steps ul:last-child{margin-bottom:0}
.app-link-steps ul li{position:relative;padding-left:.95rem;color:var(--c-text-2);font-size:.88rem;line-height:1.5}
.app-link-steps ul li::before{content:'';position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;background:var(--c-accent)}
.app-link-steps ul li strong{color:var(--c-text);font-weight:600}
.app-link-steps .home-btn{margin-top:.2rem}
.app-link-note{display:flex;gap:.45rem;align-items:flex-start;padding:.55rem .7rem;border:1px solid var(--c-line);border-radius:var(--r-ctl);background:var(--c-inset)}
.app-link-note svg{width:15px;height:15px;flex-shrink:0;margin-top:.15rem;color:var(--c-warn)}

/* Atajos */
.app-keys{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}
.app-keys-col{min-width:0;padding:1rem;border:1px solid var(--c-line);border-radius:var(--r-inner);background:var(--c-surface)}
.app-keys-col h3{margin:0 0 .6rem;font-family:var(--font-ui);font-size:.78rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--c-text-2)}
.app-keys dl{margin:0;display:grid;gap:0}
.app-keys dl > div{display:grid;grid-template-columns:minmax(0,10.5rem) minmax(0,1fr);gap:.8rem;padding:.55rem 0;border-top:1px solid var(--c-line)}
.app-keys dl > div:first-child{border-top:0;padding-top:0}
.app-keys dt{color:var(--c-text);font-size:.85rem;font-weight:600}
.app-keys dd{margin:0;color:var(--c-text-2);font-size:.86rem;line-height:1.5}

/* Preguntas */
.app-faq{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem;align-items:start}
.app-faq details{min-width:0;border:1px solid var(--c-line);border-radius:var(--r-inner);background:var(--c-surface)}
.app-faq summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:.6rem;padding:.8rem 1rem;color:var(--c-text);font-size:.92rem;font-weight:600}
.app-faq summary::-webkit-details-marker{display:none}
.app-faq summary::after{content:'+';flex-shrink:0;color:var(--c-accent-ink);font-size:1.1rem;line-height:1}
.app-faq details[open] summary::after{content:'−'}
.app-faq details[open]{border-color:var(--c-line-strong)}
.app-faq p{margin:0;padding:0 1rem .9rem;color:var(--c-text-2);font-size:.88rem;line-height:1.55}
.app-faq p a{color:var(--c-accent-ink);font-weight:600}
.app-faq p strong{color:var(--c-text);font-weight:600}

@media (max-width: 900px){
  .app-hero{grid-template-columns:1fr}
  .app-hero-shot{display:none}
  .app-shots{grid-template-columns:repeat(2,minmax(0,1fr))}
  .app-keys, .app-faq{grid-template-columns:1fr}
}
@media (max-width: 560px){
  .app-feature-grid, .app-feature-grid-2{grid-template-columns:1fr}
  .app-jump a{flex:1 1 calc(50% - .5rem);justify-content:center}
  .app-link-steps > li{padding:.9rem .9rem .9rem 3rem}
  .app-link-steps > li::before{left:.8rem;width:26px;height:26px}
  .app-keys dl > div{grid-template-columns:1fr;gap:.25rem}
}