/* Bienvenida neuronal: seis segundos antes de elegir una experiencia. */
.welcome{position:fixed;inset:0;z-index:100;display:grid;place-items:center;overflow:hidden;background:#fff;opacity:1;transition:opacity .45s ease;isolation:isolate}
.welcome.is-complete{opacity:0;pointer-events:none}
.welcome-tree{position:absolute;inset:0;width:100%;height:100%;z-index:-2}
.welcome:after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse at 50% 54%,#fff 0%,#ffffffee 18%,#ffffff00 48%)}
.welcome-content{width:min(88vw,460px);text-align:center;padding:24px 0}
.welcome-eyebrow{color:#e85c24;font:600 12px 'Chakra Petch',sans-serif;letter-spacing:.42em;margin:0 0 18px;text-indent:.42em}
.welcome-logo{display:block;width:100%;height:110px;object-fit:contain;margin:0 auto 18px}
.welcome-tagline{color:#50627d;font-size:clamp(11px,2.8vw,14px);letter-spacing:.08em;margin:0 0 32px}
.neural-progress{display:block;width:100%;height:58px;overflow:visible}
.welcome-status{display:flex;justify-content:space-between;font:500 10px 'Chakra Petch',sans-serif;letter-spacing:.16em;color:#647590;text-transform:uppercase;margin-top:8px}
.welcome-percent{font-variant-numeric:tabular-nums;color:#20365e}
.tree-branch{fill:none;stroke:#6485ac;stroke-opacity:.32;stroke-linecap:round}
.tree-impulse{fill:none;stroke:var(--spark);stroke-width:1.8;stroke-linecap:round;stroke-dasharray:16 210;animation:neural-current 2.1s linear infinite;animation-delay:var(--delay);filter:drop-shadow(0 0 3px var(--spark))}
.tree-node{fill:#fff;stroke:#6485ac;stroke-width:1;animation:neural-node 2.1s ease-in-out infinite;animation-delay:var(--delay)}
body.welcoming .shell{opacity:0;transform:translateY(12px)}
.shell{transition:opacity .6s ease,transform .6s ease}
@keyframes neural-current{from{stroke-dashoffset:226}to{stroke-dashoffset:0}}
@keyframes neural-node{0%,65%,100%{fill:#fff}78%{fill:#24a2c5;filter:drop-shadow(0 0 5px #24a2c5)}}
@media(max-width:600px){.welcome-content{width:80vw}.welcome-logo{height:90px}.welcome-eyebrow{font-size:10px}.welcome-tagline{letter-spacing:.03em}.welcome-status{font-size:9px;letter-spacing:.08em}}
@media(prefers-reduced-motion:reduce){.tree-impulse,.tree-node{animation:none}.welcome,.shell{transition:none}body.welcoming .shell{transform:none}}