/* ============================================================
   DoceIA — Panel del profesor (app.html)
   Menú lateral de iconos, inicio «¿Qué creamos hoy?» y aviso de
   planes para las cuentas gratuitas. Se carga después de styles.css.
   ============================================================ */

@font-face{font-family:'Outfit';font-style:normal;font-weight:400 900;font-display:swap;src:url('./assets/fonts/outfit-var.woff2') format('woff2')}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:400 700;font-display:swap;src:url('./assets/fonts/dmsans-var.woff2') format('woff2')}

:root{
  --ap-v:#6D3BFF; --ap-v2:#5B2EF5; --ap-v3:#8B6CFF; --ap-lav:#F1ECFF;
  --ap-bg:#F4F2FB; --ap-ink:#14112A; --ap-ink-2:#4B4F63; --ap-ink-3:#6A6F85; --ap-line:#E7E3F5;
  --ap-rail:88px;
  /* Las secciones heredadas (styles.css) adoptan la misma paleta y tipografías */
  --color-primary:#6D3BFF; --color-primary-dark:#5B2EF5; --color-primary-soft:rgba(109,59,255,.09);
  --color-border:#E7E3F5; --color-text:#14112A;
  --violet-600:#6D3BFF; --violet-700:#5B2EF5;
  --font-sans:'DM Sans',system-ui,-apple-system,sans-serif;
  --font-display:'Outfit',system-ui,-apple-system,sans-serif;
}
body[data-page="app"]{background:var(--ap-bg);color:var(--ap-ink)}
.ap-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ── Estructura ──────────────────────────────────────── */
.ap-shell{display:grid;grid-template-columns:var(--ap-rail) minmax(0,1fr);min-height:100vh;min-height:100dvh}
.ap-main{min-width:0;padding:.75rem .75rem .75rem 0}
.ap-canvas{min-height:calc(100dvh - 1.5rem);padding:1rem 1.5rem 2rem;border-radius:26px;background:#fff;box-shadow:0 1px 2px rgba(20,17,42,.04),0 10px 30px rgba(109,59,255,.05)}

/* ── Menú lateral ────────────────────────────────────── */
.ap-rail{position:sticky;top:0;z-index:50;height:100vh;height:100dvh;display:flex;flex-direction:column;align-items:center;gap:.15rem;padding:.85rem 0 1rem}
.ap-rail-logo{display:grid;place-items:center;width:44px;height:44px;margin-bottom:.6rem;border-radius:12px}
.ap-rail-logo img{width:34px;height:auto}
.ap-rail-btn{
  display:flex;flex-direction:column;align-items:center;gap:.25rem;width:76px;padding:.35rem 0 .45rem;
  border:0;border-radius:14px;background:none;color:var(--ap-ink-2);font:500 .74rem/1.15 var(--font-sans);
  text-align:center;text-decoration:none;cursor:pointer;position:relative;
}
.ap-rail-ic{display:grid;place-items:center;width:46px;height:36px;border-radius:12px;transition:background-color .15s,color .15s}
.ap-rail-ic svg{width:22px;height:22px}
.ap-rail-btn:hover{color:var(--ap-ink)}
.ap-rail-btn:hover .ap-rail-ic{background:#E9E4FA}
.ap-rail-btn.is-active{color:#4B22C9;font-weight:700}
.ap-rail-btn.is-active .ap-rail-ic{background:#E2DAFF;color:var(--ap-v2)}
.ap-rail-btn:focus-visible{outline:3px solid var(--ap-v);outline-offset:2px}
.ap-rail-create{margin-bottom:.6rem;color:var(--ap-ink)}
.ap-rail-create .ap-rail-ic{width:46px;height:46px;border-radius:50%;background:var(--ap-v);color:#fff;box-shadow:0 8px 18px rgba(109,59,255,.35);transition:transform .2s,background-color .2s}
.ap-rail-create:hover .ap-rail-ic,.ap-rail-create[aria-expanded="true"] .ap-rail-ic{background:var(--ap-v2);transform:scale(1.06)}
.ap-rail-crown{position:absolute;top:0;right:12px;width:16px;height:16px;color:#F6B61E}
.ap-rail-spacer{flex:1}
/* Botón de cuenta (abre el menú de usuario de script.js) */
.ap-rail .user-menu-btn{display:grid;place-items:center;width:46px;height:46px;padding:0;border:0;border-radius:50%;background:none;box-shadow:none;cursor:pointer}
.ap-rail .user-menu-btn:hover,.ap-rail .user-menu-btn[aria-expanded="true"]{box-shadow:0 0 0 3px #DCD2FF}
.ap-rail .user-menu-avatar{display:grid;place-items:center;width:42px;height:42px;margin:0;border-radius:50%;background:linear-gradient(135deg,var(--ap-v3),var(--ap-v2));color:#fff;font:700 .95rem var(--font-display)}
.ap-rail .user-drop{position:fixed;top:auto;right:auto;left:calc(var(--ap-rail) - 4px);bottom:14px;width:300px;border:1px solid var(--ap-line);border-radius:18px}
.ap-rail .user-drop-head{background:linear-gradient(135deg,var(--ap-v),#8B6CFF)}

/* Menú «Crear» */
.ap-pop{
  position:fixed;z-index:60;left:calc(var(--ap-rail) - 4px);top:14px;width:min(320px,calc(100vw - 2rem));padding:.5rem;
  background:#fff;border:1px solid var(--ap-line);border-radius:18px;box-shadow:0 24px 60px rgba(20,17,42,.18);
  animation:ap-in .16s ease;
}
.ap-pop[hidden]{display:none}
.ap-pop-h{padding:.55rem .7rem .35rem;font:700 .8rem var(--font-display);color:var(--ap-ink-3);text-transform:uppercase;letter-spacing:.05em}
.ap-pop a,.ap-pop button{display:flex;align-items:center;gap:.75rem;width:100%;padding:.5rem .6rem;border:0;border-radius:12px;background:none;color:var(--ap-ink);font:600 .95rem var(--font-sans);text-align:left;text-decoration:none;cursor:pointer}
.ap-pop a:hover,.ap-pop button:hover,.ap-pop a:focus-visible,.ap-pop button:focus-visible{background:var(--ap-lav);outline:none}
.ap-pop small{display:block;font-weight:500;font-size:.78rem;color:var(--ap-ink-3)}
.ap-pop .ap-fmt-ic{width:36px;height:36px;flex-shrink:0}
.ap-pop .ap-fmt-ic svg{width:18px;height:18px}
.ap-pop .ap-fmt-ic img{width:20px;height:20px}
.ap-pop-sep{height:1px;margin:.35rem .5rem;background:var(--ap-line)}
@keyframes ap-in{from{opacity:0;translate:0 -6px}}

/* ── Inicio ──────────────────────────────────────────── */
.app-section.ap-home{padding:0;border:0;background:none;box-shadow:none}
.ap-hero{
  position:relative;isolation:isolate;overflow:hidden;padding:1rem 1.25rem 2.4rem;border-radius:22px;text-align:center;
  background:
    radial-gradient(60% 120% at 0% 0%,#C8F1EC 0%,transparent 60%),
    radial-gradient(55% 120% at 100% 0%,#DCCFFF 0%,transparent 60%),
    linear-gradient(180deg,#EEF3FF 0%,#F7F2FF 100%);
}
.ap-hero-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:44px}
.ap-credits{display:flex;flex-direction:column;align-items:flex-start;gap:.35rem;min-width:11rem;padding:.5rem .8rem;border-radius:14px;background:rgba(255,255,255,.7);text-align:left}
.ap-credits-num{font-size:.85rem;color:var(--ap-ink-2)}
.ap-credits-num strong{font:700 1rem var(--font-display);color:var(--ap-ink)}
.ap-credits .credits-bar{width:100%;height:6px;margin:0;border-radius:99px;background:#E4DEF7;overflow:hidden}
.ap-credits .credits-bar-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--ap-v),#FF8C42)}
.ap-upgrade{
  display:inline-flex;align-items:center;gap:.5rem;min-height:44px;padding:.55rem 1.1rem;border:1px solid #fff;border-radius:99px;
  background:#fff;color:var(--ap-ink);font:600 .95rem var(--font-sans);cursor:pointer;box-shadow:0 6px 18px rgba(109,59,255,.14);transition:transform .2s,box-shadow .2s;
}
.ap-upgrade svg{width:18px;height:18px;color:#F6B61E}
.ap-upgrade:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(109,59,255,.22)}
.ap-upgrade[hidden]{display:none}
.ap-hello{margin:.6rem 0 0;font:600 1rem var(--font-sans);color:var(--ap-ink-2)}
.ap-canvas .ap-hero h1{
  margin:.2rem 0 0;font:800 clamp(2rem,4.4vw,3.4rem)/1.05 var(--font-display);letter-spacing:-.035em;
  background:linear-gradient(90deg,#5B2EF5 0%,#8B6CFF 55%,#B45CFF 100%);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.ap-search{
  display:flex;align-items:center;gap:.65rem;max-width:46rem;height:58px;margin:1.4rem auto 0;padding:0 1.15rem;
  border:1.5px solid #CFC3FF;border-radius:18px;background:#fff;box-shadow:0 8px 24px rgba(109,59,255,.08);transition:border-color .2s,box-shadow .2s;
}
.ap-search:focus-within{border-color:var(--ap-v);box-shadow:0 0 0 4px rgba(109,59,255,.14)}
.ap-search svg{width:22px;height:22px;flex-shrink:0;color:var(--ap-ink-2)}
.ap-search input{flex:1;min-width:0;height:100%;border:0;outline:0;background:none;font:500 1.05rem var(--font-sans);color:var(--ap-ink)}
.ap-search input::placeholder{color:#8B8FA3}

/* Formatos: círculos de color con su nombre debajo */
.ap-formats{display:flex;justify-content:center;gap:.4rem 1.1rem;margin:1.6rem 0 .5rem;padding:.3rem .25rem .6rem;overflow-x:auto;scrollbar-width:none}
.ap-formats::-webkit-scrollbar{display:none}
.ap-fmt{display:flex;flex-direction:column;align-items:center;gap:.5rem;flex:0 0 auto;width:84px;padding:.3rem 0;border:0;border-radius:16px;background:none;color:var(--ap-ink-2);font:500 .86rem/1.2 var(--font-sans);text-align:center;text-decoration:none;cursor:pointer}
.ap-fmt-ic{display:grid;place-items:center;width:62px;height:62px;border-radius:50%;background:var(--c,#6D3BFF);color:#fff;box-shadow:0 8px 18px -6px color-mix(in srgb,var(--c,#6D3BFF) 70%,transparent);transition:transform .25s cubic-bezier(.34,1.56,.64,1)}
.ap-fmt-ic svg{width:28px;height:28px}
.ap-fmt-ic img{width:30px;height:30px;object-fit:contain}
.ap-fmt-ic--white{background:#fff;box-shadow:inset 0 0 0 1.5px var(--ap-line),0 6px 14px -6px rgba(20,17,42,.2)}
.ap-fmt-ic--soft{background:#F1EEF9;color:var(--ap-ink-2);box-shadow:none}
.ap-fmt:hover{color:var(--ap-ink)}
.ap-fmt:hover .ap-fmt-ic{transform:translateY(-3px) scale(1.05)}
.ap-fmt:focus-visible{outline:3px solid var(--ap-v);outline-offset:2px}
.ap-fmt-sep{flex:0 0 1px;align-self:stretch;margin:.4rem .2rem 1.6rem;background:var(--ap-line)}

/* Seguir creando */
.ap-row-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin:1.6rem 0 .9rem}
.ap-row-head h2{margin:0;font:700 1.55rem var(--font-display);letter-spacing:-.02em;color:var(--ap-ink)}
.ap-link{border:0;background:none;color:var(--ap-ink-2);font:600 .95rem var(--font-sans);cursor:pointer;border-radius:8px;padding:.2rem .3rem}
.ap-link:hover{color:var(--ap-v2)}
.ap-recent{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:1.1rem 1rem}
.ap-card{display:flex;flex-direction:column;gap:.15rem;min-width:0;padding:0;border:0;background:none;text-align:left;font:inherit;color:inherit;cursor:pointer}
.ap-card[disabled]{cursor:default}
.ap-thumb{position:relative;display:grid;place-items:center;aspect-ratio:4/3;margin-bottom:.5rem;border-radius:16px;overflow:hidden;background:color-mix(in srgb,var(--c) 10%,#F7F6FB);transition:box-shadow .2s,transform .2s}
.ap-card:not([disabled]):hover .ap-thumb{box-shadow:0 0 0 2px color-mix(in srgb,var(--c) 45%,transparent),0 12px 26px -10px rgba(20,17,42,.25);transform:translateY(-2px)}
.ap-card:focus-visible{outline:none}
.ap-card:focus-visible .ap-thumb{box-shadow:0 0 0 3px var(--ap-v)}
.ap-card-t{overflow:hidden;font:600 1rem/1.3 var(--font-sans);color:var(--ap-ink);white-space:nowrap;text-overflow:ellipsis}
.ap-card-m{display:flex;align-items:center;gap:.4rem;font-size:.84rem;color:var(--ap-ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ap-card-m i{display:inline-grid;place-items:center;flex-shrink:0;width:18px;height:18px;border-radius:5px;background:var(--c);color:#fff;font-style:normal}
.ap-card-m i svg{width:12px;height:12px}
/* Miniatura: una hoja dibujada con CSS según el tipo */
.ap-sheet{position:relative;width:62%;height:78%;padding:9% 9% 0;border-radius:6px;background:#fff;box-shadow:0 6px 16px rgba(20,17,42,.12);display:flex;flex-direction:column;gap:6%}
.ap-sheet b{display:block;height:5%;min-height:4px;border-radius:99px;background:#E6E2F2}
.ap-sheet b.h{width:70%;background:var(--c);opacity:.75;min-height:6px}
.ap-sheet b.s{width:55%}
.ap-sheet .o{display:flex;align-items:center;gap:6%;height:11%;padding:0 6%;border:1.5px solid #ECE8F7;border-radius:5px}
.ap-sheet .o::before{content:"";width:8px;height:8px;border-radius:50%;border:1.5px solid #CFC6EE;flex-shrink:0}
.ap-sheet .o.ok{border-color:#2BB673;background:#EAF8F0}
.ap-sheet .o.ok::before{background:#2BB673;border-color:#2BB673}
.ap-slide{width:78%;aspect-ratio:16/9;border-radius:8px;background:linear-gradient(135deg,var(--c),color-mix(in srgb,var(--c) 60%,#fff));box-shadow:0 8px 18px rgba(20,17,42,.16);display:flex;flex-direction:column;justify-content:flex-end;gap:6px;padding:9%}
.ap-slide b{display:block;height:7px;width:62%;border-radius:99px;background:rgba(255,255,255,.9)}
.ap-slide b.s{width:40%;opacity:.7}
.ap-kh{display:grid;grid-template-columns:1fr 1fr;gap:6px;width:72%}
.ap-kh span{height:26px;border-radius:6px}
.ap-film{display:grid;place-items:center;width:80%;aspect-ratio:16/9;border-radius:10px;background:linear-gradient(150deg,#2C1868,#170C3C);color:#fff;box-shadow:0 8px 18px rgba(20,17,42,.2)}
.ap-film svg{width:30px;height:30px;opacity:.9}
.ap-empty{display:flex;flex-direction:column;align-items:center;gap:.4rem;padding:2.5rem 1rem;border:1.5px dashed #DCD6EE;border-radius:20px;text-align:center;color:var(--ap-ink-2)}
.ap-empty strong{font:700 1.1rem var(--font-display);color:var(--ap-ink)}
.ap-empty[hidden]{display:none}

/* Filas del inicio: sugerencias, lo más popular, proyectos y comunidad */
.ap-row[hidden]{display:none}
.ap-row-sub{margin:.2rem 0 0;font-size:.92rem;color:var(--ap-ink-3)}
.ap-strip{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(220px,calc((100% - 3rem) / 4));gap:1rem;
  overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x proximity;scrollbar-width:thin;
  margin:0 -.25rem;padding:.25rem .25rem .75rem;
}
.ap-strip > *{scroll-snap-align:start}
a.ap-card{text-decoration:none}
.ap-card--strip .ap-thumb{background:linear-gradient(140deg,color-mix(in srgb,var(--c) 22%,#fff),color-mix(in srgb,var(--c) 8%,#fff))}
.ap-chip{position:absolute;top:.6rem;left:.6rem;z-index:1;padding:.18rem .55rem;border-radius:99px;background:#fff;color:color-mix(in srgb,var(--c) 75%,#000);font:700 .74rem var(--font-sans);box-shadow:0 2px 8px rgba(20,17,42,.1)}
/* Lo más popular: puesto, icono y formato */
.ap-strip--rank{grid-auto-columns:minmax(230px,calc((100% - 4rem) / 5))}
.ap-rank{display:flex;align-items:center;gap:.8rem;padding:1rem 1.1rem;border:1.5px solid var(--ap-line);border-radius:18px;background:#fff;color:var(--ap-ink);text-decoration:none;transition:border-color .2s,box-shadow .2s,transform .2s}
.ap-rank:hover{border-color:color-mix(in srgb,var(--c) 50%,#fff);box-shadow:0 12px 26px -12px rgba(20,17,42,.25);transform:translateY(-2px)}
.ap-rank:focus-visible{outline:3px solid var(--ap-v);outline-offset:2px}
.ap-rank-n{flex-shrink:0;width:1.6rem;font:800 2rem/1 var(--font-display);color:var(--c);text-align:center}
.ap-rank .ap-fmt-ic{width:46px;height:46px;flex-shrink:0}
.ap-rank .ap-fmt-ic svg{width:22px;height:22px}
.ap-rank .ap-fmt-ic img{width:24px;height:24px}
.ap-rank-t{display:flex;flex-direction:column;min-width:0;font:700 1rem/1.2 var(--font-sans)}
.ap-rank-t small{margin-top:.15rem;overflow:hidden;font-weight:500;font-size:.8rem;color:var(--ap-ink-3);white-space:nowrap;text-overflow:ellipsis}
/* Tus proyectos */
.ap-strip--proj{grid-auto-columns:minmax(200px,calc((100% - 4rem) / 5))}
.ap-proj{display:flex;flex-direction:column;align-items:flex-start;gap:.2rem;padding:1rem 1.1rem 1.1rem;border:1.5px solid var(--ap-line);border-top:5px solid var(--c);border-radius:18px;background:#fff;color:var(--ap-ink);font:inherit;text-align:left;cursor:pointer;transition:box-shadow .2s,transform .2s}
.ap-proj:hover{box-shadow:0 12px 26px -12px rgba(20,17,42,.25);transform:translateY(-2px)}
.ap-proj:focus-visible{outline:3px solid var(--ap-v);outline-offset:2px}
.ap-proj-ic{display:grid;place-items:center;width:38px;height:38px;margin-bottom:.45rem;border-radius:12px;background:color-mix(in srgb,var(--c) 14%,#fff);color:var(--c)}
.ap-proj-ic svg{width:20px;height:20px}
.ap-proj-t{max-width:100%;overflow:hidden;font:700 1rem/1.25 var(--font-sans);white-space:nowrap;text-overflow:ellipsis}
.ap-proj-m{font-size:.84rem;color:var(--ap-ink-3)}
.ap-proj--new{--c:#B9AEE0;border-style:dashed;border-top-style:dashed;background:#FBFAFF}

/* Secciones heredadas dentro del lienzo blanco */
.ap-canvas .app-section:not(.ap-home){border:0;box-shadow:none;padding:.5rem .25rem}
.ap-canvas .app-section:not(.ap-home) h1{font-family:var(--font-display);font-size:1.9rem;letter-spacing:-.025em}
.ap-canvas .app-section-head{border-bottom-color:var(--ap-line)}
.ap-canvas .btn-primary,.proj-modal-save{background:var(--ap-v);box-shadow:0 8px 20px rgba(109,59,255,.28)}
.ap-canvas .btn-primary:hover{background:var(--ap-v2);box-shadow:0 12px 28px rgba(109,59,255,.36)}
.ap-foot{display:flex;flex-wrap:wrap;gap:.5rem 1.1rem;justify-content:center;margin-top:3rem;font-size:.82rem;color:var(--ap-ink-3)}
.ap-foot a{color:var(--ap-ink-3);text-decoration:none}
.ap-foot a:hover{color:var(--ap-v2)}

/* ── Aviso de planes (cuentas gratuitas) ─────────────── */
.up-dialog{
  width:min(1040px,calc(100vw - 2rem));max-height:calc(100dvh - 2rem);padding:0;border:0;border-radius:28px;overflow:visible;
  background:transparent;color:var(--ap-ink);
}
.up-dialog::backdrop{background:rgba(20,17,42,.45);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.up-dialog[open]{animation:up-in .28s cubic-bezier(.2,.7,.2,1)}
@keyframes up-in{from{opacity:0;translate:0 14px;scale:.98}}
.up-box{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);max-height:calc(100dvh - 2rem);border-radius:28px;overflow:hidden;background:#fff;box-shadow:0 40px 100px rgba(20,17,42,.35)}
.up-left{display:flex;flex-direction:column;min-height:0;background:linear-gradient(160deg,#F2FBFA 0%,#fff 35%,#F4F0FF 100%)}
.up-body{flex:1;min-height:0;overflow-y:auto;padding:2.25rem 2.5rem 1.25rem}
.up-kicker{display:inline-flex;align-items:center;gap:.4rem;margin:0 0 .9rem;padding:.3rem .75rem;border-radius:99px;background:#FFF4D6;color:#7A4E00;font:600 .82rem var(--font-sans)}
.up-kicker svg{width:15px;height:15px}
.up-left h2{margin:0 0 1.25rem;outline:none;font:700 clamp(1.7rem,2.6vw,2.15rem)/1.12 var(--font-display);letter-spacing:-.025em}
.up-left h2 em{font-style:normal;background:linear-gradient(90deg,#0FA3A3,#6D3BFF);-webkit-background-clip:text;background-clip:text;color:transparent}
.up-plans{display:flex;flex-direction:column;gap:.7rem;margin:0;padding:0;border:0}
.up-plan{display:flex;align-items:flex-start;gap:.8rem;padding:1rem 1.1rem;border:1.5px solid #E2DEEE;border-radius:16px;background:#fff;cursor:pointer;transition:border-color .2s,box-shadow .2s}
.up-plan:hover{border-color:#C9BCFF}
.up-plan:has(input:checked){border:2px solid var(--ap-v);padding:calc(1rem - .5px) calc(1.1rem - .5px);box-shadow:0 0 0 4px rgba(109,59,255,.1)}
.up-plan input{width:20px;height:20px;margin:.1rem 0 0;accent-color:var(--ap-v);flex-shrink:0}
.up-plan b{display:block;font:700 1.08rem var(--font-display)}
.up-plan small{display:block;margin-top:.15rem;font-size:.92rem;color:var(--ap-ink-2)}
.up-plan .up-tag{display:inline-block;margin-left:.4rem;padding:.1rem .45rem;border-radius:99px;background:var(--ap-lav);color:#4B22C9;font:700 .7rem var(--font-sans);vertical-align:2px}
.up-why{margin:1.4rem 0 .6rem;font:700 1rem var(--font-sans)}
.up-feats{display:flex;flex-direction:column;gap:.6rem;margin:0;padding:0;list-style:none}
.up-feats li{display:flex;gap:.65rem;font-size:1rem;line-height:1.45;color:var(--ap-ink-2)}
.up-feats svg{width:20px;height:20px;flex-shrink:0;margin-top:.1rem;color:var(--ap-v)}
.up-foot{padding:1.1rem 2.5rem 1.5rem;border-top:1px solid var(--ap-line);text-align:center}
.up-cta{display:flex;align-items:center;justify-content:center;gap:.5rem;width:100%;min-height:54px;border:0;border-radius:14px;background:var(--ap-v);color:#fff;font:700 1.05rem var(--font-sans);cursor:pointer;box-shadow:0 12px 26px rgba(109,59,255,.3);transition:background-color .2s,transform .2s}
.up-cta svg{width:19px;height:19px;color:#FFD36B}
.up-cta:hover{background:var(--ap-v2);transform:translateY(-1px)}
.up-cta:focus-visible,.up-x:focus-visible{outline:3px solid #FFC772;outline-offset:3px}
.up-note{margin:.7rem 0 0;font-size:.86rem;color:var(--ap-ink-3)}
.up-later{margin-top:.35rem;border:0;background:none;color:var(--ap-ink-3);font:600 .88rem var(--font-sans);text-decoration:underline;cursor:pointer}
.up-x{position:absolute;top:-14px;right:-14px;z-index:2;display:grid;place-items:center;width:48px;height:48px;border:0;border-radius:50%;background:#fff;color:var(--ap-ink);cursor:pointer;box-shadow:0 8px 24px rgba(20,17,42,.25)}
.up-x svg{width:22px;height:22px}
/* Collage de formatos (decorativo) */
.up-art{position:relative;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:repeat(6,1fr);gap:.8rem;padding:1.5rem;background:#F1ECFF}
.up-tile{position:relative;display:grid;place-items:center;overflow:hidden;border-radius:20px;background:var(--bg,#6D3BFF);box-shadow:0 14px 30px -14px rgba(20,17,42,.4)}
.up-tile img{width:70%;max-height:85%;object-fit:contain;filter:drop-shadow(0 10px 16px rgba(0,0,0,.25))}
.up-tile span{position:absolute;left:.75rem;bottom:.6rem;padding:.15rem .55rem;border-radius:99px;background:rgba(255,255,255,.2);color:#fff;font:700 .78rem var(--font-sans)}
.up-t1{grid-row:1 / span 3;--bg:#5B2EF5}
.up-t2{grid-row:1 / span 2;--bg:#C2410C}
.up-t3{grid-row:3 / span 2;--bg:#46178F}
.up-t4{grid-row:4 / span 3;--bg:#0F766E}
.up-t5{grid-row:5 / span 2;--bg:#fff}
.up-t5 span{background:#F1EEF9;color:var(--ap-ink-2)}
.up-kh{display:grid;grid-template-columns:1fr 1fr;gap:7px;width:72%}
.up-kh i{height:30px;border-radius:7px}
.up-g{display:flex;gap:12px}
.up-g img{width:36px;height:36px;filter:none}

/* ── Móvil: el menú lateral pasa a ser una barra inferior ── */
@media (max-width:767px){
  :root{--ap-rail:0px}
  .ap-shell{display:block}
  .ap-main{padding:0 0 calc(70px + env(safe-area-inset-bottom))}
  .ap-canvas{min-height:100dvh;padding:.75rem .9rem 1.5rem;border-radius:0;box-shadow:none}
  .ap-rail{
    position:fixed;top:auto;left:0;right:0;bottom:0;height:auto;flex-direction:row;justify-content:space-around;align-items:center;
    padding:.3rem .25rem calc(.3rem + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);
    border-top:1px solid var(--ap-line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  }
  .ap-rail-logo,.ap-rail-spacer,.ap-rail-desk{display:none}
  .ap-rail-btn{width:64px;font-size:.7rem}
  .ap-rail-create{order:3;margin:0}
  .ap-rail-create .ap-rail-ic{width:44px;height:44px}
  .ap-rail-btn[data-section="home"]{order:1}
  .ap-rail-btn[data-section="projects"]{order:2}
  .ap-rail-btn[data-section="history"]{order:4}
  .ap-rail-acct{order:5}
  .ap-rail .user-menu-btn{width:40px;height:40px}
  .ap-rail .user-menu-avatar{width:36px;height:36px;font-size:.85rem}
  .ap-rail .user-drop{left:auto;right:10px;bottom:calc(76px + env(safe-area-inset-bottom));width:min(300px,calc(100vw - 20px))}
  .ap-pop{left:50%;top:auto;bottom:calc(76px + env(safe-area-inset-bottom));translate:-50% 0;max-height:70dvh;overflow-y:auto}
  .ap-hero{padding:.75rem .85rem 1.5rem;border-radius:18px}
  .ap-hero-top{flex-wrap:wrap;justify-content:center}
  .ap-credits{flex:1;min-width:0}
  .ap-upgrade{padding:.5rem .9rem;font-size:.88rem}
  .ap-search{height:52px;margin-top:1rem}
  .ap-formats{justify-content:flex-start;gap:.3rem .5rem;margin-inline:-.9rem;padding-inline:.9rem;scroll-padding-inline:.9rem}
  .ap-fmt{width:74px;font-size:.8rem}
  .ap-fmt-ic{width:54px;height:54px}
  .ap-fmt-ic svg{width:24px;height:24px}
  .ap-row-head h2{font-size:1.3rem}
  .ap-recent{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem .75rem}
  .ap-strip,.ap-strip--rank,.ap-strip--proj{grid-auto-columns:minmax(0,72%);margin-inline:-.9rem;padding-inline:.9rem;scroll-padding-inline:.9rem;scrollbar-width:none}
  .ap-strip--rank,.ap-strip--proj{grid-auto-columns:minmax(0,62%)}
  .up-box{grid-template-columns:1fr}
  .up-art{display:none}
  .up-body{padding:1.6rem 1.25rem 1rem}
  .up-foot{padding:1rem 1.25rem 1.25rem}
  .up-x{top:10px;right:10px;width:40px;height:40px;box-shadow:0 4px 12px rgba(20,17,42,.18)}
  .up-kicker{margin-right:2.75rem}
}
@media (prefers-reduced-motion:reduce){
  .up-dialog[open],.ap-pop{animation:none}
  .ap-fmt-ic,.ap-thumb,.ap-upgrade,.up-cta,.ap-rail-create .ap-rail-ic{transition:none}
}