:root{--canvas:#041c2a}body{background:var(--canvas);max-width:1600px;margin:auto}aside{position:static;inset:auto;width:auto;background:none;border:0;padding:20px 6vw;flex-direction:row;gap:30px;align-items:center}.brand{flex-direction:row;gap:12px;border:0;background:none}.brand img{width:55px;height:45px}.brand strong{font-size:25px;letter-spacing:3px}.switch{margin:0;border:0;border-left:1px solid var(--line);border-radius:0;background:none;padding:0 0 0 25px;align-items:center;gap:15px}.switch button{padding:10px 0;border-radius:0;font-size:16px}.switch .selected,body.gym .switch .selected{background:none;color:var(--teal);box-shadow:0 2px var(--teal)}body.gym .switch .selected{color:var(--lime);box-shadow:0 2px var(--lime)}nav{display:flex;margin-left:auto;gap:25px}nav button{padding:10px 0;font-size:16px;border-radius:0}nav button.active{background:none;box-shadow:0 2px var(--teal);color:#fff}main{margin:0;padding:0 6vw 30px;max-width:none}header{height:35px;border:0;font-size:9px;letter-spacing:1px;justify-content:space-between}h1{font-size:clamp(35px,4vw,60px);letter-spacing:-1.7px;font-weight:600}.greeting{font-size:23px;margin:28px 0 14px}.minimal-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:45px;margin:40px 0}.minimal-grid .session{border:0;margin:0;padding:0}.session h2{font-size:37px;margin:14px 0}.meta{font-size:21px}.session p{color:var(--muted);line-height:1.7}.check-panel{display:grid;grid-template-columns:1fr 160px;align-items:center;border-left:1px solid var(--line);padding-left:30px}.check-panel h2{font-size:24px}.check-panel p{font-size:17px}.robot{position:relative;overflow:hidden;aspect-ratio:350/430;width:100%;max-width:310px;mask-image:linear-gradient(#000 88%,transparent)}.robot img{position:absolute;width:438.857%;max-width:none;left:-31.43%;top:-67.44%}.feelings{display:flex;gap:10px;flex-wrap:wrap;grid-column:1/-1}.feelings button{border:1px solid #ffffff80;border-radius:25px;background:none;padding:10px 15px;font-size:14px}.section-head{border-top:1px solid var(--line);padding-top:18px}.week{border:0;margin:25px 0 50px}.day .wave{height:65px}.day b{font-size:15px}.primary{background:#d2fb30;box-shadow:none}.text-btn{color:#fff}.coach-layout{display:grid;grid-template-columns:250px 1fr;gap:45px;margin-top:35px}.coach-portrait{border-right:1px solid var(--line);padding-right:30px}.coach-portrait p{color:var(--muted)}.bubble{background:#ffffff0a;border:1px solid #ffffff0b}.bubble.user{background:#ffffff12}.cards .card{border:0;border-top:1px solid var(--line);border-radius:0;background:none;padding-left:0}.blocks{padding:0;list-style:none}.blocks li{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:25px 0;font-size:22px}.blocks small{font-size:15px;color:var(--muted)}.progress{height:4px;background:#ffffff25;margin:30px 0}.progress div{height:100%;background:var(--teal);transition:width .3s}.robot-side{display:flex;justify-content:center;align-items:center}.metrics{display:flex;gap:35px;margin:30px 0}.metrics b{display:block;font-size:30px}.metrics span{color:var(--muted)}footer{position:static;background:none;box-shadow:none;backdrop-filter:none;border:1px solid #fff8;margin:35px 0 25px;padding:10px 22px;gap:22px}footer img{width:42px;height:35px}footer button:nth-child(2){border-left:1px solid var(--line);padding-left:22px;text-align:left;flex:1}.signature{font-size:13px}.signature span{color:var(--teal)}.page{padding:25px 0}.page h1{font-size:clamp(35px,4vw,60px)}@media(max-width:1000px){aside{gap:18px}nav{gap:18px}.switch{padding-left:18px;gap:10px}.check-panel{grid-template-columns:1fr 120px;padding-left:20px}.minimal-grid{gap:25px}}@media(max-width:700px){aside{flex-wrap:wrap;padding:15px 6vw}.brand{gap:8px}.brand img{width:38px;height:32px}.brand strong{font-size:19px}.switch{margin-left:auto}.switch button{font-size:13px}.avatar{display:none}nav{position:static;width:100%;justify-content:space-between;background:none;border-top:0;border-bottom:1px solid var(--line);padding-bottom:10px}nav button{font-size:14px}header{font-size:7px}.minimal-grid{grid-template-columns:1fr;margin:25px 0}.check-panel{border-left:0;border-top:1px solid var(--line);padding:15px 0;grid-template-columns:1fr 120px}.session h2{font-size:31px}.meta{font-size:18px}.coach-layout{grid-template-columns:1fr;gap:15px}.coach-portrait{border:0;display:flex;align-items:center;gap:20px}.coach-portrait .robot{width:100px}.robot-side .robot{max-width:170px}footer{margin:20px 0;padding:10px 15px}.blocks li{font-size:18px}}
/* Alira: superficies abiertas, bordes rectos y detalles laterales. */
.primary{border-radius:2px;box-shadow:none}
.feelings button,.choices button,.chips button,.chip,.quick{border-radius:0;border:0;border-bottom:1px solid #ffffff45;padding:10px 2px;margin-right:18px;background:transparent}
.feelings button:hover,.chips button:hover{color:var(--teal);border-bottom-color:var(--teal)}
.bubble,.bubble.user{background:transparent;border:0;border-radius:0;padding:10px 0;line-height:1.8;max-width:100%;box-shadow:none}
.bubble.user{border-left:2px solid var(--teal);padding-left:20px;color:#bdd0d9;justify-self:stretch;margin:16px 0}
.chat-form input{border-radius:0;border:0;border-bottom:1px solid var(--line);background:transparent;padding-left:0}
footer{border-radius:0;border:0;border-top:1px solid #ffffff35;border-bottom:1px solid #ffffff35;padding:16px 0;background:transparent}
dialog{position:fixed;inset:0 0 0 auto;margin:0;width:min(540px,92vw);max-width:none;height:100dvh;max-height:100dvh;border:0;border-left:1px solid #ffffff24;border-radius:0;padding:70px 42px 40px;background:#061e2b;box-shadow:-20px 0 80px #0003;overflow:auto}
dialog::backdrop{background:#00131a85;backdrop-filter:none}
dialog[open]{animation:alira-panel-in .25s ease-out}
dialog .close{position:absolute;right:28px;top:22px;border-radius:0;background:none;width:40px;height:40px;font-size:28px}
dialog h2{margin-top:30px;padding-bottom:24px;border-bottom:1px solid #ffffff25;font-size:34px;line-height:1.15;letter-spacing:-.8px}
dialog p{line-height:1.9}
@keyframes alira-panel-in{from{opacity:0;transform:translateX(24px)}to{opacity:1;transform:translateX(0)}}
@media(max-width:600px){dialog{width:100%;padding:65px 26px 30px}.feelings button{margin-right:10px}footer{padding:14px 0}}
@media(prefers-reduced-motion:reduce){dialog[open]{animation:none}}
/* Apariencia: el mismo diseño en dos superficies. */
:root{--lime:#a8d500}
html{background:var(--canvas,#041c2a)}
.theme-control{display:flex;gap:10px;align-items:center;letter-spacing:0}
.theme-control button{background:none;border:0;border-bottom:1px solid transparent;padding:8px 2px;font:inherit;font-size:12px;color:var(--muted)}
.theme-control button[aria-pressed=true]{border-bottom-color:var(--teal);color:var(--teal)}
html[data-theme=light]{color-scheme:light;--canvas:#fff;--muted:#536570;--line:#1432472b;--teal:#007e82;--accent:#007e82;color:#102b3c;background:#fff}
html[data-theme=light] body{background:#fff;color:#102b3c}
html[data-theme=light] nav button.active,html[data-theme=light] .day,html[data-theme=light] .text-btn,html[data-theme=light] .chat-form input{color:#102b3c}
html[data-theme=light] .greeting,html[data-theme=light] .bubble.user,html[data-theme=light] .quick{color:#536570}
html[data-theme=light] .feelings button,html[data-theme=light] .chips button{border-bottom-color:#14324740}
html[data-theme=light] footer,html[data-theme=light] dialog h2{border-color:#14324735}
html[data-theme=light] dialog{background:#fff;color:#102b3c;border-left-color:#14324730;box-shadow:-15px 0 70px #102b3c12}
html[data-theme=light] dialog p,html[data-theme=light] dialog li{color:#536570}
html[data-theme=light] dialog::backdrop{background:#18334438}
html[data-theme=light] .avatar{background:#e7f1f1;border-color:#14324735;color:#102b3c}
html[data-theme=light] .progress{background:#14324720}
html[data-theme=light] .insight{color:#536570}
html[data-theme=light] body.gym .switch .selected{color:#4b6800;box-shadow:0 2px #4b6800}
.robot.asset{mask-image:linear-gradient(#000 85%,transparent)}
.robot.asset img{position:static;width:100%;height:100%;object-fit:contain;max-width:100%}