:root{--bg:#0a0e1c;--surface:#151a2d;--surface2:#202741;--text:#f4f5ff;--muted:#a0a9c5;--border:#303852;--accent:#aa95ff;--accent2:#70e4d1;--shadow:rgba(0,0,0,.25);--radius:20px;--density:1}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 Inter,system-ui,-apple-system,Segoe UI,sans-serif;min-height:100vh;transition:background .3s,color .3s}body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse 70% 45% at 85% 0%,color-mix(in srgb,var(--accent) 12%,transparent),transparent),radial-gradient(ellipse 50% 40% at 0% 100%,color-mix(in srgb,var(--accent2) 8%,transparent),transparent)}button,input,select,textarea{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}button:disabled{opacity:.45;cursor:default}.app{display:flex;min-height:100vh}.sidebar{width:254px;flex:none;border-right:1px solid var(--border);background:color-mix(in srgb,var(--surface) 82%,transparent);padding:27px 17px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;backdrop-filter:blur(15px)}.brand{font-size:27px;font-weight:850;letter-spacing:-1.5px;margin:4px 10px 34px}.brand i{font-style:normal;color:var(--accent)}.brand small{font-size:10px;letter-spacing:2px;color:var(--muted);display:block;font-weight:600;margin-top:-5px}.nav{display:grid;gap:5px}.nav button{background:none;color:var(--muted);border:0;border-radius:13px;text-align:left;padding:12px 14px;transition:.2s}.nav button:hover,.nav button.active{color:var(--text);background:var(--surface2);transform:translateX(3px)}.nav button.active{box-shadow:inset 3px 0 var(--accent)}.sidebar-foot{margin-top:auto;color:var(--muted);font-size:12px;padding:14px}.main{flex:1;min-width:0;max-width:1460px;margin:auto;padding:32px clamp(16px,3vw,50px) 90px}.top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:28px}.kicker{color:var(--accent);font-size:12px;letter-spacing:2px;text-transform:uppercase;font-weight:800}h1{font-size:clamp(28px,3.5vw,43px);letter-spacing:-1.5px;line-height:1.2;margin:5px 0}h2{font-size:20px;letter-spacing:-.5px;margin:0 0 16px}h3{margin:0 0 8px;font-size:16px}p{margin:5px 0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.card{background:color-mix(in srgb,var(--surface) 94%,transparent);border:1px solid var(--border);border-radius:var(--radius);padding:calc(21px * var(--density));min-width:0;box-shadow:0 12px 35px var(--shadow);animation:rise .4s both}.wide{grid-column:span 2}.full{grid-column:1/-1}.stat{font-size:36px;letter-spacing:-1.5px;font-weight:800;margin:9px 0 0}.muted,small{color:var(--muted)}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.between{justify-content:space-between}.btn{border:0;border-radius:12px;padding:11px 15px;font-weight:750;background:var(--accent);color:#101020;transition:transform .18s,filter .18s}.btn:hover{transform:translateY(-2px);filter:brightness(1.08)}.btn.ghost{background:var(--surface2);color:var(--text);border:1px solid var(--border)}.btn.danger{background:#753b56;color:white}.btn.tiny{padding:7px 10px;font-size:12px}.field{width:100%;background:var(--surface2);color:var(--text);border:1px solid var(--border);border-radius:11px;padding:11px 12px;min-width:0}textarea{min-height:105px;resize:vertical}.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.form label{display:grid;gap:5px;color:var(--muted);font-size:13px}.span{grid-column:1/-1}.section{display:none}.section.active{display:block;animation:rise .28s both}.list{display:grid;gap:10px}.item{display:flex;align-items:center;gap:11px;justify-content:space-between;background:var(--surface2);border:1px solid var(--border);padding:13px;border-radius:13px;min-width:0}.details{flex:1;min-width:0;overflow-wrap:anywhere}.details small{display:block}.pill{display:inline-block;background:color-mix(in srgb,var(--accent) 20%,var(--surface2));border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);border-radius:100px;padding:3px 9px;font-size:11px;color:var(--text)}.check{width:19px;height:19px;accent-color:var(--accent);flex:none}.progress{height:9px;background:var(--surface2);border-radius:50px;overflow:hidden;margin:12px 0}.progress>div{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .4s}.timer{font-size:clamp(48px,8vw,85px);text-align:center;font-weight:850;letter-spacing:-3px;font-variant-numeric:tabular-nums;padding:25px 0 10px}.orb{height:190px;width:190px;border:1px solid color-mix(in srgb,var(--accent) 60%,transparent);border-radius:50%;display:grid;place-items:center;margin:0 auto;position:relative;animation:float 5s ease-in-out infinite;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 20%,transparent),transparent 70%)}.orb:before{content:"";position:absolute;inset:-15px;border:1px dashed color-mix(in srgb,var(--accent) 45%,transparent);border-radius:50%;animation:spin 30s linear infinite}.orb:after{content:"✦";position:absolute;top:-24px;left:20px;color:var(--accent2);font-size:25px}.orb span{font-size:52px}.bars{height:135px;display:flex;align-items:end;justify-content:space-around;gap:9px}.barcol{flex:1;display:grid;justify-items:center;gap:7px;font-size:11px;color:var(--muted)}.barcol div{width:100%;max-width:42px;min-height:3px;border-radius:8px 8px 3px 3px;background:linear-gradient(var(--accent),var(--accent2));transition:height .5s}.course{border:1px solid var(--border);background:var(--surface2);border-radius:14px;padding:15px;margin-bottom:12px}.course summary{cursor:pointer;font-weight:750}.course summary::marker{color:var(--accent)}a{color:var(--accent2)}.heat{display:grid;grid-template-columns:repeat(14,1fr);gap:5px}.heat div{aspect-ratio:1;border-radius:5px;background:var(--surface2)}.toast{position:fixed;bottom:24px;right:20px;background:var(--accent);color:#151020;border-radius:12px;padding:12px 18px;box-shadow:0 12px 30px #0005;z-index:20;animation:rise .3s}.theme{height:48px;width:48px;border:2px solid var(--border);border-radius:14px;cursor:pointer;transition:.2s}.theme:hover{transform:scale(1.08)}.theme.selected{outline:2px solid var(--accent);outline-offset:3px}.empty{padding:24px;text-align:center;color:var(--muted);border:1px dashed var(--border);border-radius:12px}.mobilebar{display:none}.hidden{display:none!important}@keyframes rise{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:translateY(0)}}@keyframes float{50%{transform:translateY(-7px)}}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1050px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.wide{grid-column:span 2}}@media(max-width:750px){.sidebar{display:none}.main{padding:25px 14px 105px}.grid{grid-template-columns:1fr}.wide,.full{grid-column:span 1}.form{grid-template-columns:1fr}.span{grid-column:auto}.top{align-items:flex-start}.mobilebar{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);z-index:10;padding:8px 4px max(9px,env(safe-area-inset-bottom));justify-content:space-around}.mobilebar button{border:0;background:transparent;color:var(--muted);font-size:10px;display:grid;justify-items:center;gap:2px;min-width:0;flex:1;padding:3px 0;white-space:nowrap}.mobilebar button b{font-size:19px}.mobilebar button.active{color:var(--accent)}.card{padding:17px}.orb{height:140px;width:140px}.orb span{font-size:38px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}
/* Órbita 2.1: accessible, responsive refinement */
body{font-size:var(--font-size,15px)}
.btn:not(.ghost):not(.danger),.toast{color:var(--button-ink,#101020)}
.main{width:100%;align-self:flex-start;margin:0 auto}
.sidebar{overflow-y:auto}
.brand{letter-spacing:-1px}.nav button{display:flex;align-items:center;gap:12px;min-height:48px}
.nav button span{width:22px;text-align:center;font-size:21px}
.card{box-shadow:0 8px 24px rgba(0,0,0,.12)}
.card h2{font-size:1.2em}.card p,.field,.btn{font-size:1em}
.field{min-height:44px}.btn{min-height:44px}.btn.tiny{min-height:36px}
.check{width:22px;height:22px}.item{flex-wrap:wrap}.item .details{flex-basis:120px}
.top{padding-bottom:22px;border-bottom:1px solid var(--border)}
.section-label{font-size:.75em;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:800}
.hero-card{background:linear-gradient(120deg,color-mix(in srgb,var(--accent) 13%,var(--surface)),var(--surface));position:relative;overflow:hidden}
.hero-card h2{font-size:clamp(22px,3vw,32px);margin:7px 0 10px;line-height:1.25}
.hero-card .btn{margin-top:18px}.hero-card p{max-width:65ch}
.metric-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.metric-row>span{padding:8px 12px;border-radius:10px;background:var(--surface2);font-size:.85em;color:var(--muted)}
.metric-row strong{color:var(--text)}
.task-overdue{border-left:3px solid #ff989e}.task-today{border-left:3px solid var(--accent)}
.due{color:var(--muted);font-size:.85em}.overdue-label{color:#ff989e}
.theme-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:12px;margin-top:20px}
.theme-tile{display:grid;gap:9px;border:1px solid var(--border);border-radius:14px;padding:10px;background:var(--surface2);color:var(--text);text-align:left;min-height:100px}
.theme-tile[aria-pressed=true]{outline:2px solid var(--accent);outline-offset:2px}
.theme-preview{height:45px;border-radius:8px;display:flex;gap:5px;align-items:center;justify-content:center}
.theme-preview i{height:17px;width:17px;border-radius:50%}
.theme-tile strong{font-size:.85em}.setting-stack{display:grid;gap:18px;margin-top:18px}
.setting-stack label{display:grid;gap:6px;color:var(--muted);font-size:.9em}
.setting-stack input[type=range]{width:100%;accent-color:var(--accent);min-height:30px}
.switch-row{display:flex!important;align-items:center;justify-content:space-between;gap:15px!important}
.switch-row input{width:22px;height:22px;accent-color:var(--accent)}
.timer-caption{text-align:center;color:var(--muted);margin-bottom:18px}
.segmented{display:flex;gap:8px;flex-wrap:wrap}.segmented .selected{outline:2px solid var(--accent);outline-offset:2px}
.status-dot{display:inline-block;width:7px;height:7px;background:var(--accent2);border-radius:50%;margin-right:6px}
.subject-row{margin-top:14px}.subject-row .row{font-size:.9em}.subject-row .progress{margin:6px 0}
.muted-text{color:var(--muted)}.small-text{font-size:.85em}
.editor-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}.editor-head h2{margin:0}
dialog{width:min(580px,calc(100vw - 28px));max-height:calc(100dvh - 40px);overflow-y:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text);padding:24px;box-shadow:0 30px 100px #0007}
dialog::backdrop{background:#0009;backdrop-filter:blur(5px)}dialog textarea{min-height:180px}.dialog-actions{justify-content:flex-end;margin-top:20px}
.toast{max-width:min(440px,calc(100vw - 28px));overflow-wrap:anywhere;font-size:.95em}
.bars{height:170px;padding-top:10px}.barcol{min-width:0}
body[data-background=plain]:before{display:none}
body[data-background=stars]:before{background-image:radial-gradient(circle,var(--muted) .7px,transparent .8px),radial-gradient(ellipse at top right,color-mix(in srgb,var(--accent) 10%,transparent),transparent 65%);background-size:40px 40px,100% 100%;opacity:.35}
body[data-motion=off] *,body[data-motion=off] *:before,body[data-motion=off] *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
@media(min-width:751px) and (max-width:1100px){.sidebar{width:205px;padding-inline:12px}.main{padding-inline:22px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:750px){.main{padding-bottom:calc(110px + env(safe-area-inset-bottom))}.top{gap:10px}.top>.btn{font-size:12px;padding:10px}.mobilebar{overflow-x:auto;overscroll-behavior-x:contain;justify-content:flex-start;scrollbar-width:thin;gap:2px;padding-left:max(6px,env(safe-area-inset-left));padding-right:max(6px,env(safe-area-inset-right))}.mobilebar button{flex:1 0 66px;min-height:52px;border-radius:10px;font-size:11px}.mobilebar button.active{background:color-mix(in srgb,var(--accent) 12%,var(--surface))}.mobilebar button b{font-size:22px}.toast{bottom:calc(88px + env(safe-area-inset-bottom));right:14px}.theme-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.theme-tile{min-width:0;padding:8px}.hero-card h2{font-size:25px}.stat{font-size:32px}.grid>.card{grid-column:auto}.grid>.wide,.grid>.full{grid-column:1/-1}.item{gap:8px}.timer{font-size:clamp(40px,12vw,74px)}.row.between h2{margin-bottom:6px}dialog{padding:18px}}
@media(max-width:750px){.mobilebar{gap:0}.mobilebar button{flex:1 0 44px;min-width:44px;font-size:10px}}
@media(max-width:360px){.theme-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.top{flex-wrap:wrap}h1{font-size:27px}.card{padding:15px}}

/* Scrollbars follow the selected atmosphere, including light themes. */
:root{--scroll-thumb:color-mix(in srgb,var(--muted) 38%,var(--surface));--scroll-hover:color-mix(in srgb,var(--accent) 65%,var(--surface))}
*{scrollbar-width:thin;scrollbar-color:var(--scroll-thumb) transparent}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track,::-webkit-scrollbar-corner{background:transparent}
::-webkit-scrollbar-thumb{background:var(--scroll-thumb);border:2px solid var(--surface);border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:var(--scroll-hover)}
::-webkit-scrollbar-button{display:none;width:0;height:0}
.sidebar{scrollbar-gutter:stable;overscroll-behavior-y:contain}
@media(min-width:751px) and (max-height:760px){
.sidebar{padding-top:18px;padding-bottom:12px}
.brand{margin-bottom:20px}
.nav{gap:3px}
.nav button{min-height:44px;padding-top:8px;padding-bottom:8px}
.sidebar-foot{font-size:11px;padding:10px}
}
@media(forced-colors:active){*{scrollbar-color:auto}}
/* Prevent Safari focus zoom without disabling user-controlled page zoom. */
@media(max-width:750px){input,select,textarea{font-size:max(16px,1em)!important}}
@supports(-webkit-touch-callout:none){input,select,textarea{font-size:max(16px,1em)!important}}