:root{color-scheme:dark;font-family:Arial,Helvetica,sans-serif;color:#f6fbff;background:#020812}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#020812}button,a{font:inherit}button{cursor:pointer}.icon-sprite{position:absolute;width:0;height:0;overflow:hidden}.topbar{height:80px;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:0 clamp(24px,3vw,52px);position:relative;z-index:20;background:#030914;border-bottom:1px solid #75a9c01c}.brand{text-decoration:none;color:#fff;white-space:nowrap}.brand>span{display:block;letter-spacing:.115em;font-size:clamp(22px,2vw,34px);font-weight:300}.brand b{color:#69d8e8;font-weight:700}.brand small{display:block;letter-spacing:.36em;font-size:8px;margin-top:5px}.topbar nav{display:flex;align-items:center;gap:clamp(15px,2.5vw,42px)}.topbar nav button,.topbar nav a{border:0;background:none;color:#e8f4f7;text-decoration:none;font-size:13px;padding:12px 0}.topbar nav button:hover,.topbar nav a:hover{color:#75e3ef}.access{border:1px solid #69dbe5;background:#04121c;color:#e8fcff;padding:11px 18px;border-radius:50px;font-size:11px;letter-spacing:.14em;white-space:nowrap}.access span{color:#6ee1e9;margin-left:15px}.access:hover{background:#12384a}.hero{position:relative;min-height:calc(100vh - 80px);overflow:hidden;background:#020812}.cosmos{position:relative;width:100%;height:max(740px,calc(100vh - 80px));background-image:linear-gradient(90deg,#02081238,transparent 19%,transparent 81%,#02081238),url('assets/ecosistema-dos-planetas-v1.png');background-position:center;background-size:100% 100%;isolation:isolate}.cosmos::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,#030914b8 0,transparent 17%,transparent 73%,#020812aa 100%);z-index:2}.hero-title{position:absolute;left:2.9%;top:17%;width:240px;z-index:8;pointer-events:none}.kicker{font-size:10px;font-weight:700;letter-spacing:.3em;color:#8fdce4}.hero-title h1{font-size:clamp(29px,2.7vw,45px);font-weight:500;line-height:1.05;letter-spacing:.005em;margin:20px 0}.hero-title h1 em{color:#75d9e8;font-style:normal}.hero-title p{font-size:13px;line-height:1.5;color:#b7cad4;margin:0}.bridge{position:absolute;inset:0;width:100%;height:100%;z-index:2;pointer-events:none;opacity:.7}.bridge path{fill:none;stroke:#93d9ef;stroke-width:1.5;filter:drop-shadow(0 0 8px #4ecbff)}.system{position:absolute;z-index:5;top:13%;height:69%;width:40%;}.system.academy{left:15%}.system.os{left:45%}.planet{position:absolute;left:50%;top:49%;transform:translate(-50%,-50%);width:51%;aspect-ratio:1;border:0;border-radius:50%;background:#02091480;color:white;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;transition:background .35s,box-shadow .35s}.planet::after{content:"";position:absolute;inset:0;border-radius:50%;box-shadow:inset 0 0 45px #01040d88;pointer-events:none}.system.os .planet{background:#0309109c}.system.hovered .planet,.system.engaged .planet{background:#02091415;box-shadow:0 0 40px #1bbcff22}.system.os.hovered .planet,.system.os.engaged .planet{box-shadow:0 0 48px #ffad4d33}.planet-wordmark{font-size:clamp(9px,1vw,17px);font-weight:300;letter-spacing:.14em;text-shadow:0 2px 12px #000}.planet strong{font-size:clamp(21px,2.3vw,40px);letter-spacing:.16em;font-weight:500;color:#8bdcea;text-shadow:0 0 18px #31b8ff}.os .planet strong{color:#f7d196;text-shadow:0 0 18px #ffac43}.planet small{font-size:clamp(6px,.52vw,10px);letter-spacing:.24em;margin-top:12px;color:#d4e6ea}.satellite{position:absolute;left:var(--x);top:var(--y);transform:translate(-50%,-50%);z-index:4;width:clamp(42px,4.2vw,72px);aspect-ratio:1;border-radius:50%;border:1px solid #60bcda88;background:radial-gradient(circle,#091c31,#020917 75%);box-shadow:0 0 14px #39aaf033,inset 0 0 12px #2377b833;color:#d4eefa;display:grid;place-items:center;opacity:.42;filter:saturate(.35) brightness(.72);transition:opacity .25s,filter .25s,transform .25s,box-shadow .25s}.satellite svg{width:47%;height:47%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.satellite span{position:absolute;top:calc(100% + 9px);left:50%;transform:translateX(-50%);width:max-content;max-width:150px;text-align:center;color:#f4fbff;font-size:12px;font-weight:700;text-shadow:0 2px 6px #000;opacity:0;transition:opacity .25s}.academy .satellite{border-color:#62ceff88}.os .satellite{border-color:#edaa6288;background:radial-gradient(circle,#261409,#070809 75%);color:#fff0dc;box-shadow:0 0 12px #e9a45633,inset 0 0 12px #af682833}.system.hovered .satellite,.system.engaged .satellite{opacity:1;filter:none}.system.hovered .satellite span,.system.engaged .satellite span{opacity:1}.system.hovered .satellite{box-shadow:0 0 20px #39bfffaa,inset 0 0 15px #2c88cf88}.system.os.hovered .satellite,.system.os.engaged .satellite{box-shadow:0 0 20px #ffa444aa,inset 0 0 15px #b5713388}.satellite:hover,.satellite.selected{transform:translate(-50%,-50%) scale(1.12);filter:none!important;opacity:1!important}.satellite.selected{outline:2px solid currentColor;outline-offset:4px}.hero-bottom{position:absolute;z-index:9;bottom:15px;left:50%;transform:translateX(-50%);display:flex;align-items:center;flex-direction:column;gap:12px;color:#b7c9d4;font-size:10px;letter-spacing:.23em;white-space:nowrap}.hero-bottom a{display:grid;place-items:center;border:1px solid #94c9d1;border-radius:50%;width:30px;height:30px;text-decoration:none;color:white;font-size:19px}.detail{position:absolute;z-index:12;top:9%;right:2.4%;width:min(370px,30vw);border:1px solid #eeb56d;background:linear-gradient(140deg,#0b0f17f5,#101a22f2);box-shadow:0 0 35px #ffa84755,0 20px 50px #000b;border-radius:14px;padding:20px 22px 22px;backdrop-filter:blur(14px)}.detail[hidden]{display:none}.detail.academy-detail{border-color:#63cefc;box-shadow:0 0 35px #46c7ff55,0 20px 50px #000b}.detail-head{display:flex;align-items:center;justify-content:space-between}.detail-head span{font-size:10px;letter-spacing:.19em;color:#ffca88;font-weight:800}.detail.academy-detail .detail-head span{color:#80dbff}.detail-head button{border:0;background:none;color:#d4e2e8;font-size:24px;line-height:1}.detail h2{font-size:25px;margin:17px 0 9px}.detail p{font-size:13px;line-height:1.55;color:#cbd8dc;margin:0}.detail ul{margin:17px 0;padding:0;list-style:none}.detail li{font-size:12px;line-height:1.45;margin:9px 0;padding-left:19px;position:relative}.detail li::before{content:"✓";position:absolute;left:0;color:#ffd087}.detail.academy-detail li::before{color:#87dfff}.detail-footer{display:block;border-top:1px solid #ffffff2d;padding-top:14px;color:#a8b9c2;font-size:10px}.below{padding:95px clamp(24px,6vw,100px);background:#061522;border-top:1px solid #3d677e}.below h2{font-size:clamp(36px,5vw,65px);font-weight:400;margin:12px 0 35px}.below-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.below-grid article{padding:24px;border:1px solid #3d6c7b;background:#0a2331}.below-grid b{color:#76d8e3;font-size:11px;letter-spacing:.15em}.below-grid p{color:#bed0d7;font-size:13px;line-height:1.6;max-width:300px}.company{padding:30px clamp(24px,6vw,100px);display:flex;justify-content:space-between;gap:40px;background:#020812;border-top:1px solid #254356}.company span{letter-spacing:.15em;font-weight:700}.company p{font-size:12px;line-height:1.6;color:#829ba9;max-width:500px;margin:0}
@media(max-width:1200px){.topbar nav{gap:14px}.topbar nav button,.topbar nav a{font-size:11px}.hero-title{top:12%;width:180px}.hero-title h1{font-size:30px}.hero-title p{font-size:11px}.satellite span{font-size:10px}.detail{top:5%;width:300px}.cosmos{height:730px}}
@media(max-width:850px){.topbar{height:66px;padding:0 16px}.brand>span{font-size:20px}.brand small{font-size:6px}.topbar nav{display:none}.access{padding:9px 13px;font-size:9px}.access span{display:none}.hero-title{position:relative;left:auto;top:auto;width:auto;padding:35px 24px 10px}.hero-title h1{font-size:35px;margin:10px 0}.hero-title p{font-size:12px}.cosmos{height:900px;background-image:linear-gradient(#02081244,#02081277),url('assets/ecosistema-dos-planetas-v1.png');background-size:auto 450px;background-repeat:no-repeat;background-position:center 20px}.cosmos::after{background:linear-gradient(180deg,transparent 0%,#020812 48%,transparent 55%,#020812 100%)}.system{width:100%;left:0!important;height:420px;top:0}.system.os{top:450px}.planet{width:230px;top:50%;background:radial-gradient(circle,#041729b8,#020913eb);border:2px solid #3db6f5;box-shadow:0 0 25px #35b9ff77}.system.os .planet{background:radial-gradient(circle,#281909b8,#030811ed);border-color:#f3a74e;box-shadow:0 0 25px #e7a44f77}.planet-wordmark{font-size:11px}.planet strong{font-size:27px}.planet small{font-size:7px}.satellite{width:50px;opacity:.55}.satellite span{display:none}.system.hovered .satellite span,.system.engaged .satellite span{display:block;font-size:9px}.bridge{display:none}.detail{position:fixed;top:auto;bottom:12px;left:12px;right:12px;width:auto;max-height:55vh;overflow:auto}.hero-bottom{display:none}.below{padding:60px 22px}.below-grid{grid-template-columns:1fr}.company{display:block}.company p{margin-top:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition-duration:0s!important}}
@media(max-width:850px){.cosmos{background-image:url('assets/fondo-estrellas-referencia.png');background-size:cover;background-repeat:repeat;background-position:center}.cosmos::after{background:linear-gradient(180deg,#02081288,transparent 15%,#02081233 48%,transparent 58%,#02081299)}.planet,.system.os .planet{background-image:linear-gradient(#0208128a,#0208128a),url('assets/ecosistema-dos-planetas-v1.png');background-size:100% 100%,1099px 619px;background-position:center,-269px -168px;background-repeat:no-repeat;border:0;box-shadow:none}.system.os .planet{background-position:center,-596px -168px}.system.hovered .planet,.system.engaged .planet{background-image:url('assets/ecosistema-dos-planetas-v1.png');background-size:1099px 619px;background-position:-269px -168px}.system.os.hovered .planet,.system.os.engaged .planet{background-position:-596px -168px}}
@media(max-width:850px){.system::before{content:"";position:absolute;left:50%;top:50%;width:318px;height:318px;max-width:94vw;max-height:94vw;border:1px solid #3c9ddd9c;border-radius:50%;transform:translate(-50%,-50%);box-shadow:0 0 14px #1db7f960;pointer-events:none}.system.os::before{border-color:#d79444b0;box-shadow:0 0 14px #e3943e60}}

/* Los emblemas son contenido independiente del planeta: permanecen legibles en reposo, foco y ficha abierta. */
.planet::after{z-index:0}
.planet>*{position:relative;z-index:1}
.planet-mark{display:block;width:clamp(52px,5.5vw,88px);height:auto;margin:0 auto 8px;filter:drop-shadow(0 2px 9px #0009);flex:none}
.planet-wordmark,.planet strong,.planet small{opacity:1}
@media(max-width:850px){.planet-mark{width:72px;margin-bottom:7px}}

.detail{width:min(610px,38vw);top:7%;padding:18px;box-shadow:0 0 35px #ffa8473d,0 20px 50px #000b}
.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 42%;gap:14px;align-items:stretch}
.detail-copy{min-width:0}
.detail h2{font-size:22px;margin:12px 0 8px}
.detail p{font-size:12px}
.detail ul{margin:12px 0}
.detail li{font-size:11px;margin:6px 0}
.detail-image{display:block;width:100%;height:100%;min-height:230px;max-height:300px;object-fit:cover;border:1px solid #86abc04d;border-radius:7px;background:#081522}
.detail-link{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 13px;margin:13px 0;background:#ffc777;color:#15120d;text-decoration:none;border-radius:5px;font-size:12px;font-weight:700}
.academy-detail .detail-link{background:#69d8ee;color:#071622}
.detail-link:hover,.detail-link:focus-visible{filter:brightness(1.13);outline:2px solid #fff;outline-offset:2px}
.detail-footer{font-size:9px;line-height:1.4}
@media(max-width:1200px){.detail{width:min(520px,43vw)}}
@media(max-width:850px){.detail{width:auto;top:auto;padding:15px}.detail-layout{grid-template-columns:minmax(0,1fr) 34%}.detail-image{min-height:180px;max-height:260px}.detail h2{font-size:20px}}
@media(max-width:540px){.detail-layout{grid-template-columns:1fr}.detail-image{height:120px;min-height:120px;max-height:120px}.detail ul{display:none}}
.module-page{min-height:calc(100vh - 80px);display:grid;place-items:center;padding:40px 22px;background:radial-gradient(circle at 75% 25%,#12334f,#030b15 65%)}
.module-page-inner{width:min(730px,100%);padding:clamp(25px,5vw,60px);background:#081b2bdc;border:1px solid #5e9bb0}
.module-page h1{font-family:Georgia,serif;font-size:clamp(40px,6vw,68px);font-weight:400;margin:16px 0}
.module-intro{font-size:19px;line-height:1.55;color:#c8d9e2}
.module-page ul{padding-left:23px;line-height:2;color:#e3f5f8}
.module-note{color:#a3b9c4;font-size:13px;margin:30px 0}
.module-page .detail-link{width:max-content;max-width:100%;background:#70d7e9}

@media(min-width:851px){.system.academy{left:15%;width:40%}.system.os{left:45%;width:40%}.detail{width:min(360px,28.5vw);right:.8%;top:6%}.detail-layout{grid-template-columns:minmax(0,1fr) 39%;gap:8px}.detail-image{min-height:205px;max-height:270px;object-fit:cover}.detail h2{font-size:19px}.detail p{font-size:10px}.detail li{font-size:9px}.detail-footer{font-size:8px}}
.cosmos{background-size:cover}
.planet-logo{display:block;width:88%;height:auto;max-width:260px;filter:drop-shadow(0 2px 6px #0009);flex:none}
.planet-tagline{position:absolute!important;z-index:2!important;left:50%;top:77%;transform:translateX(-50%);width:max-content;color:#f7fbff;font-size:clamp(6px,.43vw,8px);font-weight:600;line-height:1;letter-spacing:.28em;text-shadow:0 2px 7px #000;white-space:nowrap;pointer-events:none}
@media(max-width:850px){.planet-tagline{top:77%;font-size:6px;letter-spacing:.24em}}

/* Ficha central: imagen y contenido legibles sin invadir los planetas. */
.detail-meta{margin:12px 0 3px!important;padding:9px 11px;border-left:2px solid #ffc777;background:#ffffff08;color:#c5d8e2!important;font-size:11px!important;line-height:1.45!important}
.academy-detail .detail-meta{border-left-color:#69d8ee}
@media(min-width:851px){
  .detail{top:24px;width:min(380px,calc(100vw - 550px));padding:18px 19px 17px;border-radius:16px}
  .detail-layout{gap:13px}
  .detail-head span{font-size:10px;letter-spacing:.18em}
  .detail h2{font-size:25px;margin:13px 0 7px}
  .detail p{font-size:12.5px;line-height:1.5}
  .detail ul{margin:12px 0}
  .detail li{font-size:11.5px;line-height:1.45;margin:7px 0}
  .detail-link{margin:12px 0;padding:11px 13px;font-size:12px}
  .detail-footer{padding-top:11px;font-size:9.5px;line-height:1.45}
  .detail-image{height:140px;min-height:140px;max-height:140px;border-radius:9px;object-position:center 42%}
}

/* Ficha central más estrecha: al abrirla, las órbitas se separan para dejarle un hueco limpio. */
@media(min-width:851px){
  .detail{width:min(300px,calc(100vw - 610px));padding:14px 15px 14px}
  .detail h2{font-size:21px}
  .detail p{font-size:11px}
  .detail-meta{font-size:10px!important;padding:7px 9px}
  .detail li{font-size:10px;margin:5px 0}
  .detail-link{padding:9px 11px;font-size:11px}
  .detail-image{height:108px;min-height:108px;max-height:108px}
  .hero.detail-open .system.academy{transform:translateX(-28px)}
  .hero.detail-open .system.os{transform:translateX(28px)}
}
@media(max-width:850px){
  .detail-meta{font-size:11px!important;margin:10px 0 2px!important}
}
.cosmos{background-image:linear-gradient(90deg,#02081238,transparent 19%,transparent 81%,#02081238),url('assets/ecosistema-dos-planetas-separados-v3.webp');background-size:auto 740px;background-position:center top;background-repeat:no-repeat}
@media(min-width:851px){.system{top:95px;width:500px;height:500px}.system.academy{left:calc(50% - 506px);width:500px}.system.os{left:calc(50% + 6px);width:500px}}
@media(max-width:1200px) and (min-width:851px){.hero-title{left:1.5%;top:10%;width:160px}.hero-title h1{font-size:27px}.hero-title p{font-size:10px}}
@media(max-width:850px){.cosmos{background-image:url('assets/fondo-estrellas-referencia.png');background-size:cover;background-position:center}}
@media(min-width:851px) and (max-width:1400px){.hero-title{left:2.2%;width:170px}.hero-title h1{font-size:31px}.hero-title p{font-size:11px}}
@media(min-width:851px) and (max-width:1200px){.hero-title{top:2%;left:2%;width:160px}.hero-title h1{font-size:27px}.hero-title p{font-size:10px}}
@media(min-width:851px){.cosmos{transition:background-position .55s ease}.system,.bridge{transition:transform .55s ease}.hero-title{transition:opacity .3s ease}.hero.detail-open .cosmos{background-position:calc(50% - 175px) top}.hero.detail-open .system,.hero.detail-open .bridge{transform:translateX(-175px)}.hero.detail-open .hero-title{opacity:0}}


/* Navegación compacta del ecosistema. */
.menu-toggle{display:none;border:1px solid #69dbe5;background:#071926;color:#dbf9fc;border-radius:8px;width:38px;height:36px;align-items:center;justify-content:center;font-size:20px}
.topbar nav .menu-group{position:relative}
.topbar nav .menu-group summary{list-style:none;cursor:pointer;color:#e8f4f7;font-size:13px;padding:12px 0;white-space:nowrap}
.topbar nav .menu-group summary::-webkit-details-marker{display:none}
.topbar nav .menu-group summary span{color:#7dcfda;margin-left:4px}
.topbar nav .menu-group[open] summary,.topbar nav .menu-group summary:hover,.topbar nav .menu-group summary:focus-visible{color:#75e3ef}
.topbar nav .menu-panel{position:absolute;top:calc(100% + 13px);left:50%;transform:translateX(-50%);width:290px;max-height:min(70vh,520px);overflow:auto;background:#071a29f7;border:1px solid #5fc6df99;border-radius:12px;padding:13px;box-shadow:0 22px 50px #000c;z-index:30;backdrop-filter:blur(16px)}
.topbar nav .os-menu .menu-panel{border-color:#e9ad6688}
.topbar nav .menu-panel strong{display:block;padding:8px 10px 12px;color:#8de8f3;font-size:11px;letter-spacing:.12em}
.topbar nav .os-menu .menu-panel strong{color:#ffd08f}
.topbar nav .menu-panel a{display:block;width:100%;text-align:left;padding:11px 10px;border:0;border-top:1px solid #ffffff1c;background:transparent;color:#f4fbff}
.topbar nav .menu-panel a:hover,.topbar nav .menu-panel a:focus-visible{background:#174359;outline:0;border-radius:5px}
.topbar nav .os-menu .menu-panel a:hover,.topbar nav .os-menu .menu-panel a:focus-visible{background:#4b311b}
.topbar nav .menu-panel b{display:block;font-size:13px}
.topbar nav .menu-panel small{display:block;color:#a8c2d0;font-size:11px;line-height:1.4;margin-top:3px}
@media(max-width:850px){
  .topbar{gap:12px}
  .menu-toggle{display:flex;margin-left:auto}
  .topbar nav{display:none;position:absolute;top:66px;left:0;right:0;padding:12px 16px 18px;background:#061521f7;border-bottom:1px solid #4b8ca3;align-items:stretch;gap:2px;max-height:calc(100vh - 66px);overflow:auto;box-shadow:0 18px 35px #0009}
  .topbar nav.menu-open{display:flex;flex-direction:column}
  .topbar nav .menu-group summary{padding:13px 9px;font-size:14px}
  .topbar nav>a{padding:13px 9px}
  .topbar nav .menu-panel{position:static;transform:none;width:100%;max-height:none;margin:0 0 10px;box-shadow:none}
}

/* Las dos únicas rutas del menú mantienen la identidad cromática de sus planetas. */
.topbar nav{gap:clamp(24px,3vw,50px)}
.topbar nav .academy-menu summary{color:#78dafa}
.topbar nav .os-menu summary{color:#ffc77e}
.topbar nav .academy-menu summary span{color:#78dafa}
.topbar nav .os-menu summary span{color:#ffc77e}
.topbar nav .academy-menu[open] summary,.topbar nav .academy-menu summary:hover,.topbar nav .academy-menu summary:focus-visible{color:#b8f0ff}
.topbar nav .os-menu[open] summary,.topbar nav .os-menu summary:hover,.topbar nav .os-menu summary:focus-visible{color:#ffe0ad}
.topbar nav .academy-menu .menu-panel a:hover,.topbar nav .academy-menu .menu-panel a:focus-visible{color:#a2ecff}
.topbar nav .os-menu .menu-panel a:hover,.topbar nav .os-menu .menu-panel a:focus-visible{color:#ffe0ad}
@media(max-width:850px){.topbar nav{gap:2px}}
.topbar nav .os-menu .menu-panel{left:auto;right:0;transform:none}
@media(max-width:850px){.topbar nav .os-menu .menu-panel{left:auto;right:auto}}

/* El mensaje descansa bajo los dos planetas; la ficha aparece en el espacio central. */
@media(min-width:851px){
  .hero-title{top:auto;bottom:34px;left:50%;transform:translateX(-50%);width:min(740px,calc(100% - 44px));text-align:center;opacity:1!important}
  .hero-title h1{display:flex;justify-content:center;align-items:baseline;gap:14px;font-size:clamp(25px,2.6vw,38px);line-height:1.1;margin:10px 0 7px}
  .hero-title p{font-size:12px}
  .hero.detail-open .cosmos{background-position:center top}
  .hero.detail-open .system,.hero.detail-open .bridge{transform:none}
  .detail{top:105px;left:50%;right:auto;transform:translateX(-50%);width:248px;padding:13px 14px;box-shadow:0 0 30px #ffa8474a,0 20px 50px #000d}
  .detail-layout{display:flex;flex-direction:column;gap:9px}
  .detail h2{font-size:19px;margin:9px 0 5px}
  .detail p{font-size:10px;line-height:1.4}
  .detail ul{margin:8px 0}
  .detail li{font-size:9px;margin:4px 0}
  .detail-link{margin:8px 0;padding:8px 10px;font-size:10px}
  .detail-footer{padding-top:8px;font-size:8px}
  .detail-image{order:-1;width:100%;height:82px;min-height:0;max-height:82px;object-position:center 38%}
}
@media(max-width:850px){
  .hero-title h1{display:flex;flex-direction:column;align-items:flex-start;gap:0}
}
@media(min-width:851px){.hero-title{bottom:120px}}

/* Menú centrado y submenús en una banda sobre las órbitas. */
@media(min-width:851px){
  .topbar{justify-content:center}
  .topbar .brand{position:absolute;left:clamp(24px,3vw,52px)}
  .topbar nav{position:static;transform:none;margin:0 auto;gap:clamp(28px,4vw,64px)}
  .topbar nav .menu-panel{position:fixed;top:80px;left:0;right:0;transform:none;width:100vw;max-height:none;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;border-radius:0;padding:13px clamp(18px,3vw,50px) 15px;box-shadow:0 14px 30px #0009}
  .topbar nav .os-menu .menu-panel{left:0;right:0;transform:none}
  .topbar nav .menu-panel strong{grid-column:1/-1;padding:0 10px 10px}
  .topbar nav .menu-panel a{min-height:60px;padding:9px 12px;border-top:1px solid #ffffff2e;border-right:1px solid #ffffff1a}
  .topbar nav .menu-panel a:last-child{border-right:0}
  .topbar nav .menu-panel small{font-size:10px}
}
.topbar nav .academy-menu[open] summary,.topbar nav .academy-menu summary:hover,.topbar nav .academy-menu summary:focus-visible{color:#79dfff!important}
.topbar nav .os-menu[open] summary,.topbar nav .os-menu summary:hover,.topbar nav .os-menu summary:focus-visible{color:#ffd08f!important}
@media(max-width:850px){
  .topbar nav{position:absolute;left:0;right:0;transform:none;margin:0}
  .topbar nav .menu-panel,.topbar nav .os-menu .menu-panel{position:static;display:block;width:100%;max-height:none;left:auto;right:auto;transform:none}
}

/* Pie comercial del ecosistema. */
.site-footer{position:relative;overflow:hidden;background:radial-gradient(ellipse at 82% 18%,#111831 0,#07111d 38%,#060e16 75%);border-top:1px solid #315167;padding:55px clamp(24px,4vw,64px) 20px;color:#e8f6fb}
.footer-grid{display:grid;grid-template-columns:minmax(190px,1.3fr) minmax(155px,1fr) minmax(155px,1fr) minmax(110px,.8fr) minmax(170px,1fr);gap:clamp(18px,2.5vw,45px);max-width:1600px;margin:0 auto;align-items:start}
.footer-brand .brand>span{font-size:clamp(22px,2vw,32px)}
.footer-brand p{color:#b8d2df;font-size:14px;line-height:1.7;margin:37px 0 0}
.footer-column{display:flex;flex-direction:column;align-items:flex-start;gap:16px}
.footer-column h2{font-size:13px;letter-spacing:.08em;margin:7px 0 12px;color:#f2f8fb}
.footer-academy h2{color:#79dfff}.footer-os h2{color:#ffd08f}
.footer-column button,.footer-column a{padding:0;border:0;background:none;color:#b9d1df;text-decoration:none;font-size:14px;text-align:left;line-height:1.35}
.footer-column button:hover,.footer-column button:focus-visible,.footer-column a:hover,.footer-column a:focus-visible{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-academy button:hover,.footer-academy button:focus-visible{color:#8ce9ff}
.footer-os button:hover,.footer-os button:focus-visible{color:#ffd08f}
.ai-nebula{display:flex;flex-direction:column;align-items:center;text-align:center;gap:5px;color:#f7f5ff;text-decoration:none;align-self:start;isolation:isolate}
.ai-orb{position:relative;display:block;width:clamp(126px,13vw,190px);aspect-ratio:1;border-radius:50%;padding:4px;background:radial-gradient(circle,#9c7ad844 0,#5c68b833 45%,transparent 72%);box-shadow:0 0 26px #717be544,0 0 55px #59499b33;animation:nebula-glow 5s ease-in-out infinite}
.ai-orb::after{content:"";position:absolute;inset:5px;border-radius:50%;box-shadow:inset 0 0 24px #030b19,inset 0 0 0 1px #b8b5ff44;pointer-events:none}
.ai-orb img{display:block;width:100%;height:100%;border-radius:50%;object-fit:cover;animation:nebula-turn 45s linear infinite}
.ai-nebula strong{font-size:13px;letter-spacing:.14em;margin-top:10px}
.ai-nebula strong span{color:#d5bbff}
.ai-nebula small{font-size:10px;color:#aebbd5;line-height:1.4}
.ai-nebula:hover .ai-orb,.ai-nebula:focus-visible .ai-orb{box-shadow:0 0 34px #b7a0ffbb,0 0 78px #6d89ff88;filter:brightness(1.2)}
.ai-nebula:focus-visible{outline:2px solid #c9bbff;outline-offset:7px;border-radius:12px}
@keyframes nebula-turn{to{transform:rotate(360deg)}}
@keyframes nebula-glow{0%,100%{filter:brightness(.9)}50%{filter:brightness(1.22)}}
.footer-bottom{display:flex;align-items:center;gap:36px;max-width:1600px;margin:58px auto 0;border-top:1px solid #41607072;padding-top:23px;color:#89aabe;font-size:11px}
.footer-bottom a{color:#a7c7d8;text-decoration:none}
.footer-bottom a:hover{text-decoration:underline}
.footer-bottom a:last-child{margin-left:auto}
@media(max-width:1050px){.footer-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.ai-nebula{grid-column:4;grid-row:1 / span 2}.footer-brand{grid-column:1 / span 2}.footer-social{grid-column:3}.footer-academy,.footer-os{margin-top:24px}}
@media(max-width:700px){.site-footer{padding:43px 22px 20px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:33px 22px}.footer-brand{grid-column:1/-1}.footer-academy,.footer-os{margin-top:0}.footer-social{grid-column:1}.ai-nebula{grid-column:2;grid-row:auto;align-self:center}.footer-bottom{margin-top:38px;gap:20px;flex-wrap:wrap}.footer-bottom a:last-child{margin-left:0}}
@media(max-width:430px){.footer-column h2{font-size:11px}.footer-column button,.footer-column a{font-size:12px}.ai-orb{width:130px}.footer-brand p{margin-top:20px}}
@media(prefers-reduced-motion:reduce){.ai-orb,.ai-orb img{animation:none}}

/* Al abrir una ficha, cada mitad del panorama y su sistema se desplazan juntos. */
@media(min-width:851px){
  .hero{--planet-spread:clamp(25px,calc(20vw - 150px),125px)}
  .cosmos{background-image:url('assets/fondo-estrellas-referencia.png');background-size:cover;background-position:center;background-repeat:no-repeat}
  .cosmos::before,.cosmos::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background-image:url('assets/ecosistema-dos-planetas-separados-v3.webp');background-size:auto 740px;background-position:center top;background-repeat:no-repeat;opacity:1;transition:transform .55s ease}
  .cosmos::before{clip-path:inset(0 50% 0 0)}
  .cosmos::after{clip-path:inset(0 0 0 50%)}
  .hero.detail-open .cosmos{background-image:url('assets/fondo-estrellas-referencia.png');background-size:cover;background-position:center}
  .hero.detail-open .cosmos::before{transform:translateX(calc(-1 * var(--planet-spread)))}
  .hero.detail-open .cosmos::after{transform:translateX(var(--planet-spread))}
  .hero.detail-open .system.academy{transform:translateX(calc(-1 * var(--planet-spread)))}
  .hero.detail-open .system.os{transform:translateX(var(--planet-spread))}
  .hero.detail-open .bridge{opacity:0;transform:none}
}
@media(min-width:851px){
  .cosmos,.hero.detail-open .cosmos{background-image:url('assets/ecosistema-dos-planetas-separados-v3.webp');background-size:auto 740px;background-position:center top;background-repeat:no-repeat}
  .hero-title{bottom:90px}
}

/* El nombre de cada planeta es blanco en reposo; el color aparece al explorar su menú. */
.topbar nav .academy-menu:not([open]) summary:not(:hover):not(:focus-visible),
.topbar nav .os-menu:not([open]) summary:not(:hover):not(:focus-visible),
.topbar nav .academy-menu:not([open]) summary:not(:hover):not(:focus-visible) span,
.topbar nav .os-menu:not([open]) summary:not(:hover):not(:focus-visible) span{color:#f7fbff!important}
.topbar nav .academy-menu[open] summary span,.topbar nav .academy-menu summary:hover span,.topbar nav .academy-menu summary:focus-visible span{color:#79dfff!important}
.topbar nav .os-menu[open] summary span,.topbar nav .os-menu summary:hover span,.topbar nav .os-menu summary:focus-visible span{color:#ffd08f!important}
.topbar nav .academy-menu .menu-panel a b{color:#89e8ff}
.topbar nav .os-menu .menu-panel a b{color:#ffd08f}
.topbar nav .academy-menu .menu-panel{border-top:2px solid #38c5e9;border-bottom:2px solid #38c5e9}
.topbar nav .os-menu .menu-panel{border-top:2px solid #ffbc5c;border-bottom:2px solid #ffbc5c}
@media(max-width:850px){.topbar nav .academy-menu .menu-panel,.topbar nav .os-menu .menu-panel{border-top-width:1px;border-bottom-width:1px}}
/* Difumina los bordes interiores de las dos mitades al separarlas. */
@media(min-width:851px){
  .cosmos::before{-webkit-mask-image:linear-gradient(to right,#000 0%,#000 44%,transparent 50%);mask-image:linear-gradient(to right,#000 0%,#000 44%,transparent 50%)}
  .cosmos::after{-webkit-mask-image:linear-gradient(to right,transparent 50%,#000 56%,#000 100%);mask-image:linear-gradient(to right,transparent 50%,#000 56%,#000 100%)}
}

/* Submenú suspendido sobre el cielo, sin recuadro ni título duplicado. */
@media(min-width:851px){
  .topbar nav .menu-panel,.topbar nav .os-menu .menu-panel{top:80px;left:0;right:0;width:100vw;transform:none;grid-template-columns:repeat(5,minmax(0,1fr));align-items:start;padding:18px clamp(30px,5vw,90px) 8px;background:transparent;border:0;box-shadow:none;backdrop-filter:none;border-radius:0;overflow:visible;animation:menu-descend .3s ease-out both}
  .topbar nav .academy-menu .menu-panel,.topbar nav .os-menu .menu-panel{border:0}
  .topbar nav .menu-panel a{position:relative;min-height:64px;padding:10px 15px;border:0;background:transparent;text-shadow:0 2px 8px #000}
  .topbar nav .menu-panel a::before{content:"";position:absolute;left:15px;top:0;width:35px;height:1px;background:#89e8ff;box-shadow:0 0 9px #53d8ff}
  .topbar nav .os-menu .menu-panel a::before{background:#ffd08f;box-shadow:0 0 9px #ffbf64}
  .topbar nav .menu-panel a:hover,.topbar nav .menu-panel a:focus-visible,.topbar nav .os-menu .menu-panel a:hover,.topbar nav .os-menu .menu-panel a:focus-visible{background:transparent;filter:brightness(1.25)}
  .topbar nav .menu-panel a b{font-size:13px}
  .topbar nav .menu-panel a small{color:#d1dfeb;font-size:10px;max-width:210px}
}
@keyframes menu-descend{from{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:translateY(0)}}
.topbar nav .academy-menu summary,.topbar nav .os-menu summary,.topbar nav .academy-menu[open] summary,.topbar nav .os-menu[open] summary{color:#f7fbff!important}
.topbar nav .academy-menu summary span,.topbar nav .os-menu summary span,.topbar nav .academy-menu[open] summary span,.topbar nav .os-menu[open] summary span{color:#f7fbff!important}
.topbar nav .academy-menu summary:hover,.topbar nav .academy-menu summary:focus-visible{color:#79dfff!important}
.topbar nav .os-menu summary:hover,.topbar nav .os-menu summary:focus-visible{color:#ffd08f!important}
.topbar nav .academy-menu summary:hover span,.topbar nav .academy-menu summary:focus-visible span{color:#79dfff!important}
.topbar nav .os-menu summary:hover span,.topbar nav .os-menu summary:focus-visible span{color:#ffd08f!important}
@media(max-width:850px){.topbar nav .menu-panel,.topbar nav .os-menu .menu-panel{background:transparent;border:0;box-shadow:none;backdrop-filter:none;animation:menu-descend .25s ease-out both}}
@media(prefers-reduced-motion:reduce){.topbar nav .menu-panel{animation:none}}

/* Pie más compacto y acceso persistente a Mastery IA. */
.site-footer{padding:38px clamp(24px,4vw,64px) 18px}
.footer-grid{grid-template-columns:minmax(190px,1.25fr) minmax(155px,1fr) minmax(155px,1fr) minmax(110px,.65fr);gap:clamp(20px,3vw,48px)}
.footer-brand p{margin-top:22px;font-size:13px;line-height:1.55}
.footer-column{gap:10px}
.footer-column h2{margin:4px 0 7px;font-size:12px}
.footer-column button,.footer-column a{font-size:13px}
.footer-bottom{margin-top:32px;padding-top:15px;gap:27px}
.footer-bottom a:last-child{margin-left:0}
.mastery-ai-float{position:fixed;right:22px;bottom:20px;z-index:40;display:flex;align-items:center;gap:12px;width:286px;min-height:64px;padding:8px 14px 8px 9px;border:1px solid #6addf1;border-radius:999px;background:#0b1d2ceb;color:#f4fbff;text-decoration:none;box-shadow:0 8px 25px #0008,0 0 20px #54c9ec22;backdrop-filter:blur(12px);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.mastery-ai-float:hover,.mastery-ai-float:focus-visible{transform:translateY(-3px);border-color:#bbadff;box-shadow:0 10px 30px #000b,0 0 25px #a18cff77;outline:0}
.mastery-ai-icon{position:relative;display:block;flex:none;width:45px;height:45px;border-radius:50%;overflow:hidden;box-shadow:0 0 13px #a797ff88;background:#111d34;animation:nebula-glow 5s ease-in-out infinite}
.mastery-ai-icon img{width:100%;height:100%;object-fit:cover;border-radius:50%;animation:nebula-turn 45s linear infinite}
.mastery-ai-copy{display:flex;flex-direction:column;gap:2px;min-width:0}
.mastery-ai-copy small{font-size:10px;color:#b4cbd8;line-height:1.2}
.mastery-ai-copy strong{font-size:13px;white-space:nowrap}
.mastery-ai-arrow{margin-left:auto;font-size:17px;color:#8de7f5}
@media(max-width:1050px) and (min-width:701px){.footer-grid{grid-template-columns:1.2fr 1fr 1fr .7fr;gap:20px}.footer-brand,.footer-social{grid-column:auto}.footer-academy,.footer-os{margin-top:0}}
@media(max-width:700px){.site-footer{padding:32px 22px 75px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 18px}.footer-brand{grid-column:1/-1}.footer-column{gap:9px}.footer-social{grid-column:1}.footer-bottom{margin-top:27px;gap:14px}.mastery-ai-float{right:12px;bottom:12px;width:240px;min-height:56px;padding:6px 12px 6px 7px;gap:8px}.mastery-ai-icon{width:40px;height:40px}.mastery-ai-copy strong{font-size:11px}.mastery-ai-copy small{font-size:9px}}
@media(prefers-reduced-motion:reduce){.mastery-ai-icon,.mastery-ai-icon img{animation:none}.mastery-ai-float{transition:none}}
/* La escena original deja paso al cielo limpio mientras los planetas se separan. */
@media(min-width:851px){
  .hero.detail-open .cosmos{background-image:url('assets/fondo-estrellas-referencia.png');background-size:cover;background-position:center;background-repeat:no-repeat}
}

/* Identidad Academy: el cian del texto ACADEMY se aplica a sus controles. */
:root{--academy-cyan:#40eef5}
.topbar nav .academy-menu summary:hover,.topbar nav .academy-menu summary:focus-visible,.topbar nav .academy-menu summary:hover span,.topbar nav .academy-menu summary:focus-visible span{color:var(--academy-cyan)!important}
.topbar nav .academy-menu .menu-panel a b,.footer-academy h2,.footer-academy h2 a{color:var(--academy-cyan)}
.topbar nav .academy-menu .menu-panel a::before{background:var(--academy-cyan);box-shadow:0 0 9px var(--academy-cyan)}
.academy .satellite:hover,.academy .satellite.selected{box-shadow:0 0 24px #40eef5bb,inset 0 0 15px #40eef577}
.detail.academy-detail{border-color:var(--academy-cyan);box-shadow:0 0 35px #40eef555,0 20px 50px #000b}
.detail.academy-detail .detail-head span,.detail.academy-detail li::before{color:var(--academy-cyan)}

/* Un único cielo nítido cubre el hero. Los planetas conservan su asset,
   escala y coordenadas originales; sus capas solo muestran las órbitas. */
.hero {
  background: #020812 url('assets/cielo-uniforme-v1.png') center top / cover no-repeat;
}
.cosmos, .hero.detail-open .cosmos {
  background: transparent !important;
}
@media (min-width: 851px) {
  .cosmos::before, .cosmos::after {
    background-image: url('assets/ecosistema-dos-planetas-separados-v3.webp');
    background-size: auto 740px;
    background-position: center top;
    background-repeat: no-repeat;
    clip-path: none;
    -webkit-mask-composite: source-over;
    mask-composite: add;
  }
  .cosmos::before {
    -webkit-mask-image: radial-gradient(circle at calc(50% - 256px) 340px, #000 187px, transparent 214px);
    mask-image: radial-gradient(circle at calc(50% - 256px) 340px, #000 187px, transparent 214px);
  }
  .cosmos::after {
    -webkit-mask-image: radial-gradient(circle at calc(50% + 261px) 340px, #000 187px, transparent 214px);
    mask-image: radial-gradient(circle at calc(50% + 261px) 340px, #000 187px, transparent 214px);
  }
}
@media (max-width: 850px) {
  .hero { min-height: calc(100svh - 66px); }
  .cosmos::after { content: none; }

  /* Al tocar un planeta no se sustituye ni se recoloca su recorte.
     La selección sigue activando satélites y etiquetas sin el falso giro. */
  .planet,
  .system.hovered .planet,
  .system.engaged .planet {
    background-image: linear-gradient(#0208128a, #0208128a), url('assets/ecosistema-dos-planetas-v1.png');
    background-size: 100% 100%, 1099px 619px;
    background-position: center, -269px -168px;
    background-repeat: no-repeat;
    transition: box-shadow .2s ease;
  }
  .system.os .planet,
  .system.os.hovered .planet,
  .system.os.engaged .planet {
    background-image: linear-gradient(#0208128a, #0208128a), url('assets/ecosistema-dos-planetas-v1.png');
    background-size: 100% 100%, 1099px 619px;
    background-position: center, -596px -168px;
    background-repeat: no-repeat;
    transition: box-shadow .2s ease;
  }
}

/* Regla definitiva: tamaño señalado en la referencia y hueco libre entre los dos sistemas. */
@media(min-width:851px){
  .hero{--detail-system-spread:clamp(64px,6vw,96px);--detail-system-scale:.82}
  .detail{top:18px;width:min(300px,calc(100vw - 610px));min-height:min(520px,calc(100vh - 190px));padding:16px 16px;border-radius:15px;display:flex;flex-direction:column}
  .detail[hidden]{display:none}
  .detail-layout{gap:12px;flex:1}
  .detail-copy{display:flex;flex:1;flex-direction:column}
  .detail-head span{font-size:10.5px;letter-spacing:.18em}
  .detail h2{font-size:23px;margin:12px 0 7px}
  .detail p{font-size:12px;line-height:1.5}
  .detail-meta{font-size:11px!important;padding:9px 10px}
  .detail ul{margin:11px 0}
  .detail li{font-size:11px;line-height:1.45;margin:6px 0}
  .detail-link{margin:11px 0;padding:10px 12px;font-size:11.5px}
  .detail-footer{margin-top:auto;padding-top:11px;font-size:9px;line-height:1.45}
  .detail-image{height:125px;min-height:125px;max-height:125px;border-radius:8px;object-position:center 42%}
  .hero.detail-open .cosmos::before{transform-origin:calc(50% - 256px) 340px;transform:translateX(calc(-1 * var(--detail-system-spread))) scale(var(--detail-system-scale))}
  .hero.detail-open .cosmos::after{transform-origin:calc(50% + 261px) 340px;transform:translateX(var(--detail-system-spread)) scale(var(--detail-system-scale))}
  .hero.detail-open .system.academy{transform-origin:50% 50%;transform:translateX(calc(-1 * var(--detail-system-spread))) scale(var(--detail-system-scale))}
  .hero.detail-open .system.os{transform-origin:50% 50%;transform:translateX(var(--detail-system-spread)) scale(var(--detail-system-scale))}
  .hero.detail-open .hero-title{opacity:0!important;visibility:hidden}
}