.cx-main { height: calc(100vh - 62px); display: flex; flex-direction: column; }
.hidden { display: none !important; }
.spacer { flex: 1; }

/* Inicio */
.cx-start { max-width: 760px; margin: 24px auto 0; padding: 0 16px; display: flex; flex-direction: column; gap: 12px; }
.cx-mascot { width: 84px; height: 64px; margin: 0 auto -4px; }
.cx-hero { text-align: center; font-size: 27px; font-weight: 700; letter-spacing: -.02em; margin: 0; }
.cx-hero-sub { text-align: center; color: var(--muted); margin: -2px 0 8px; font-size: 15px; transition: opacity .3s; }
.cx-compose { border: 1px solid var(--border); border-radius: 20px; background: var(--surface); overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,.08); }
.cx-compose:focus-within { border-color: var(--accent); }
.cx-tabs { display: flex; border-bottom: 1px solid var(--border); }
.cx-tabs button { flex: 1; border: 0; background: transparent; color: var(--muted); padding: 14px; font: 600 14px var(--font); cursor: pointer; border-bottom: 2px solid transparent; }
.cx-tabs button.on { color: var(--text); border-bottom-color: var(--accent); }
.cx-compose textarea { width: 100%; box-sizing: border-box; resize: none; border: 0; background: transparent; color: var(--text); padding: 16px 18px 4px; font: 16px/1.5 var(--font); outline: none; }
.cx-examples { display: flex; flex-wrap: wrap; gap: 6px; padding: 4px 14px 10px; }
.cx-chip { border: 1px solid var(--border); background: transparent; color: var(--muted); border-radius: 999px; padding: 5px 12px; font: 12px var(--font); cursor: pointer; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cx-chip:hover { border-color: var(--accent); color: var(--text); }
.cx-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 10px 14px; border-top: 1px solid var(--border); }
.cx-ratio { border: 1px solid var(--border); background: var(--bg); color: var(--text); border-radius: 8px; padding: 7px 8px; font: 13px var(--font); }
.cx-count-wrap { display: flex; align-items: center; gap: 8px; margin-left: auto; font-size: 13px; color: var(--muted); }
.sl-seg { display: inline-flex; background: var(--bg); border: 1px solid var(--border); border-radius: 999px; padding: 3px; gap: 2px; }
.sl-seg button { border: 0; background: transparent; color: var(--muted); border-radius: 999px; padding: 6px 10px; min-width: 30px; font: 500 13px var(--font); cursor: pointer; }
.sl-seg button.on { background: var(--text); color: var(--bg); font-weight: 600; }
.cx-go { border: 0; background: var(--accent); color: #fff; border-radius: 10px; padding: 10px 18px; font: 600 14px var(--font); cursor: pointer; }
.cx-go:hover { filter: brightness(1.08); }
.cx-hint { text-align: center; color: var(--muted); font-size: 13px; }

/* Barra del lienzo */
.cx-board { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.cx-bar { display: flex; align-items: center; gap: 12px; padding: 10px 16px; border-bottom: 1px solid var(--border); }
.cx-btn { border: 1px solid var(--border); background: transparent; color: var(--text); border-radius: 8px; padding: 7px 12px; font: 500 14px var(--font); cursor: pointer; }
.cx-btn:hover { border-color: var(--accent); }
.cx-bar-title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 40vw; }
.cx-mode-badge { font-size: 12px; color: var(--muted); border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px; }

/* Lienzo */
.cx-canvas { flex: 1; position: relative; overflow: hidden; cursor: grab; background:
  radial-gradient(circle, color-mix(in srgb, var(--text) 10%, transparent) 1px, transparent 1px) 0 0 / 26px 26px; }
.cx-world { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.cx-lines { position: absolute; left: 0; top: 0; pointer-events: none; overflow: visible; }
.cx-card { position: absolute; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; box-shadow: 0 8px 24px rgba(0,0,0,.18); overflow: hidden; cursor: grab; animation: cx-pop .3s ease both; }
.cx-card.cx-drag { cursor: grabbing; box-shadow: 0 14px 34px rgba(0,0,0,.3); z-index: 5; }
@keyframes cx-pop { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }
.cx-card-top { display: flex; align-items: center; justify-content: space-between; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13px; }
.cx-card-ops { display: flex; gap: 4px; }
.cx-op { border: 0; background: transparent; color: var(--muted); font: 12px var(--font); cursor: pointer; padding: 3px 6px; border-radius: 6px; }
.cx-op:hover { background: var(--accent-soft, rgba(124,92,255,.12)); color: var(--text); }
.cx-card-cap { padding: 8px 10px; font-size: 12px; color: var(--muted); border-top: 1px solid var(--border); max-height: 48px; overflow: hidden; }
.cx-img { background: center / cover var(--bg); }
.cx-web, .cx-web iframe { width: 100%; border: 0; background: #fff; }
.cx-doc { padding: 10px 12px; overflow: hidden; background: #fff; color: #111; font: 11px/1.4 Georgia, serif; }
.cx-doc h4 { margin: 2px 0; font-size: 12px; }
.cx-doc p { margin: 2px 0; }
.cx-skel { display: grid; place-items: center; background: color-mix(in srgb, var(--text) 5%, transparent); color: var(--muted); font-size: 13px; gap: 8px; }
.cx-err { color: #e5484d; flex-direction: column; }
.cx-retry { margin-top: 6px; border: 1px solid var(--border); background: transparent; color: var(--text); border-radius: 6px; padding: 4px 10px; cursor: pointer; }
.cx-spin { width: 24px; height: 24px; border: 3px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: cx-rot .8s linear infinite; }
@keyframes cx-rot { to { transform: rotate(360deg); } }

/* Visor */
.cx-viewer { position: fixed; inset: 0; z-index: 100; background: rgba(0,0,0,.7); display: grid; place-items: center; padding: 30px; }
#cx-viewer-body { width: min(1000px, 92vw); height: min(80vh, 760px); background: var(--surface); border-radius: 14px; overflow: auto; }
#cx-viewer-body img { width: 100%; display: block; }
.cx-doc-full { padding: 48px 56px; background: #fff; color: #111; font: 16px/1.6 Georgia, serif; min-height: 100%; }
.cx-doc-full table { border-collapse: collapse; } .cx-doc-full td { border: 1px solid #ccc; padding: 4px 8px; }
.cx-viewer-x { position: fixed; top: 16px; right: 20px; z-index: 101; width: 40px; height: 40px; border: 0; border-radius: 50%; background: rgba(255,255,255,.15); color: #fff; font-size: 18px; cursor: pointer; }
@media (prefers-reduced-motion: reduce) { .cx-card { animation: none; } .cx-spin { animation: none; } }

/* ===== Aspecto más serio (menos sticker) ===== */
.cx-tabs button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; }
.cx-tabs button svg { opacity: .8; }
.cx-tabs button.on svg { opacity: 1; color: var(--accent); }
.cx-hero { font-size: 24px; font-weight: 650; }
.cx-mascot { width: 64px; height: 50px; opacity: .95; }
.cx-compose { box-shadow: 0 1px 2px rgba(0,0,0,.04), 0 12px 32px rgba(0,0,0,.06); border-radius: 16px; }
.cx-ex-label { font-size: 12px; color: var(--muted); margin-right: 2px; align-self: center; }
.cx-chip { border-radius: 8px; padding: 6px 12px; font-weight: 500; }
.cx-go { background: var(--text); color: var(--bg); border-radius: 8px; font-weight: 600; }
.cx-go b { font-weight: 700; }
/* Tarjetas más sobrias */
.cx-card { border-radius: 12px; box-shadow: 0 1px 2px rgba(0,0,0,.08), 0 10px 26px rgba(0,0,0,.14); }
.cx-card-top { background: color-mix(in srgb, var(--text) 3%, transparent); }
.cx-card-top b { font-weight: 600; letter-spacing: -.01em; }
.cx-op { font-weight: 500; }
.cx-mode-badge { background: color-mix(in srgb, var(--text) 4%, transparent); }
.cx-canvas { background-size: 30px 30px; }

/* Nube más grande y más aire arriba */
.cx-start { margin-top: 40px; }
.cx-mascot { width: 110px; height: 84px; margin-bottom: 4px; opacity: 1; }
.cx-hero { margin-top: 2px; }

/* Opciones debajo de la caja, centradas (como los ejemplos de Presentaciones) */
.cx-examples { justify-content: center; padding: 2px 0 0; }
.cx-ex-label { width: 100%; text-align: center; margin: 0 0 2px; }