/* ============ Tokens ============ */
:root{
  --bg:#ECEFE8;--surface:#FFFFFF;--surface2:#F5F7F2;--ink:#1B241E;--muted:#5B685F;--line:#D3D9CE;
  --accent:#2C6A4D;--accent-ink:#FFFFFF;--accent-soft:#DCEBE2;--warn:#B0442A;--warn-soft:#F6E1DA;--over:#C9572F;--furrow:#DCE3D5;
  --ok:#2E7D4F;--shadow:0 6px 24px rgba(27,36,30,.12);
  --a0:#3B8A4B;--a1:#C06F22;--a2:#2B7BA6;--a3:#4E58C2;--a4:#8A4DAF;--a5:#0E8679;--a6:#A97C1E;--a7:#BF4466;--a8:#C2372F;--a9:#6B6C2A;--a10:#76807A;
  --r:14px;--r-sm:10px;--gap:1rem;--tab-h:64px;
  --font:"Atkinson Hyperlegible",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-head:"Bricolage Grotesque",system-ui,sans-serif;
  --safe-t:env(safe-area-inset-top,0px);--safe-b:env(safe-area-inset-bottom,0px);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#121813;--surface:#1B231D;--surface2:#212B24;--ink:#E5EBE4;--muted:#9AA79D;--line:#2E3A31;
  --accent:#6DBE91;--accent-ink:#0F1A13;--accent-soft:#1F3A2A;--warn:#EE8C6E;--warn-soft:#3A2420;--over:#F09A6E;--furrow:#28332B;
  --ok:#6DBE91;--shadow:0 6px 24px rgba(0,0,0,.45);
  --a0:#6CC27D;--a1:#E7A25C;--a2:#6FB3DB;--a3:#8D95EC;--a4:#C08BE2;--a5:#4FC7B8;--a6:#DDB458;--a7:#EC7F9C;--a8:#F27D74;--a9:#B9BA6A;--a10:#A9B2AC;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#121813;--surface:#1B231D;--surface2:#212B24;--ink:#E5EBE4;--muted:#9AA79D;--line:#2E3A31;
  --accent:#6DBE91;--accent-ink:#0F1A13;--accent-soft:#1F3A2A;--warn:#EE8C6E;--warn-soft:#3A2420;--over:#F09A6E;--furrow:#28332B;
  --ok:#6DBE91;--shadow:0 6px 24px rgba(0,0,0,.45);
  --a0:#6CC27D;--a1:#E7A25C;--a2:#6FB3DB;--a3:#8D95EC;--a4:#C08BE2;--a5:#4FC7B8;--a6:#DDB458;--a7:#EC7F9C;--a8:#F27D74;--a9:#B9BA6A;--a10:#A9B2AC;
  color-scheme:dark}

/* ============ Base ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--safe-t) + 4rem)}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 var(--font);-webkit-tap-highlight-color:transparent;min-height:100dvh;
  padding-bottom:calc(var(--tab-h) + var(--safe-b) + 1rem)}
body.sheet-open{overflow:hidden}
h1,h2,h3{font-family:var(--font-head);margin:0;line-height:1.15;letter-spacing:-.01em}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--accent)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
.ico{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0}.skip:focus{left:1rem;top:calc(var(--safe-t) + .5rem);z-index:100;background:var(--surface);padding:.5rem 1rem;border-radius:var(--r-sm)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}

/* ============ Shell ============ */
.appbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:.5rem;background:var(--bg);
  padding:calc(var(--safe-t) + .6rem) 1rem .6rem;border-bottom:1px solid var(--line)}
.appbar h1{flex:1;font-size:1.5rem;font-weight:800}
#view{display:block;max-width:760px;margin:0 auto;padding:1rem 1rem 2rem;outline:none}
body.wide #view{max-width:1200px}
.empty-view{color:var(--muted);text-align:center;padding:3rem 1rem}

.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(5,1fr);align-items:center;
  height:calc(var(--tab-h) + var(--safe-b));padding:0 .5rem var(--safe-b);background:var(--surface);border-top:1px solid var(--line)}
.tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.1rem;min-height:48px;border:0;background:none;
  color:var(--muted);text-decoration:none;font-size:.72rem;font-weight:700;border-radius:12px}
.tab[aria-current="page"]{color:var(--accent)}
.tab[aria-current="page"] .ico{stroke-width:2.4}
.fab{justify-self:center;width:56px;height:56px;border-radius:18px;border:0;background:var(--accent);color:var(--accent-ink);
  display:grid;place-items:center;box-shadow:var(--shadow);transform:translateY(-14px)}
.fab:active{transform:translateY(-12px) scale(.97)}

/* ============ Componentes ============ */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:.9rem}
.section{margin-top:1.4rem}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:.5rem;margin-bottom:.5rem}
.section-head h2{font-size:1.15rem}
.section-head .sub,.muted{color:var(--muted);font-size:.88rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:44px;padding:.55rem 1rem;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--surface);font-weight:700;text-decoration:none;color:var(--ink)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.ghost{background:transparent}
.btn.danger{color:var(--warn);border-color:var(--warn)}
.btn.armed{background:var(--warn);border-color:var(--warn);color:#fff}
.btn.small{min-height:36px;padding:.3rem .7rem;font-size:.88rem}
.btn:disabled{opacity:.5;cursor:default}
.icon-btn{width:44px;height:44px;border-radius:999px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;padding:0;flex:none}
.row{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.chip{display:inline-flex;align-items:center;gap:.35rem;min-height:36px;padding:.25rem .75rem;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);font-size:.88rem;flex:none}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.dot{width:.6rem;height:.6rem;border-radius:50%;background:var(--c,var(--a10));flex:none}
.chips{display:flex;gap:.4rem;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.chips::-webkit-scrollbar{display:none}
.banner{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;padding:.7rem .9rem;border-radius:var(--r);background:var(--warn-soft);color:var(--ink);
  border:1px solid color-mix(in srgb,var(--warn) 35%,transparent);margin-bottom:.8rem}
.banner.info{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 35%,transparent)}
.banner>span{flex:1;min-width:12rem}
.field{display:grid;gap:.3rem;margin-top:.8rem}
.field>span{font-size:.85rem;color:var(--muted);font-weight:700}
.input,input[type="text"],input[type="number"],input[type="time"],input[type="date"],select,textarea{width:100%;min-height:44px;border:1px solid var(--line);
  background:var(--surface2);border-radius:var(--r-sm);padding:.55rem .7rem}
textarea{resize:vertical;min-height:5rem}
.load{height:6px;border-radius:3px;background:var(--furrow);overflow:hidden}
.load>i{display:block;height:100%;background:var(--accent);border-radius:3px}
.load.over>i{background:var(--over)}
.kbd{font-family:ui-monospace,monospace;font-size:.8em;border:1px solid var(--line);border-radius:4px;padding:0 .3em}

/* ============ Tarjeta de tarea ============ */
.tasks{list-style:none;margin:0;padding:0;display:grid;gap:.45rem}
.tasks .empty{color:var(--muted);font-size:.9rem;padding:.6rem .2rem}
.task{position:relative;display:flex;align-items:stretch;gap:.1rem;background:var(--surface);border:1px solid var(--line);border-radius:12px;
  border-left:5px solid var(--c,var(--a10));touch-action:pan-y;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
.task .check{flex:none;width:44px;min-height:44px;border:0;background:none;display:grid;place-items:center;padding:0}
.task .check::before{content:"";position:absolute;width:22px;height:22px;border-radius:7px;border:2px solid var(--line)}
.task .check[aria-pressed="true"]::before{background:var(--accent);border-color:var(--accent)}
.task .check .ico{position:relative;color:var(--accent-ink)}
.task-body{flex:1;min-width:0;text-align:left;border:0;background:none;padding:.55rem .7rem .55rem .1rem;display:grid;gap:.15rem}
.task-title{font-weight:700;overflow-wrap:anywhere}
.task-meta{display:flex;flex-wrap:wrap;gap:.15rem .6rem;color:var(--muted);font-size:.8rem}
.task-meta>span{display:inline-flex;align-items:center;gap:.2rem}
.m-hour{color:var(--ink);font-weight:700;font-variant-numeric:tabular-nums}
.m-area{color:var(--c)}
.m-hi,.m-due.soon{color:var(--warn);font-weight:700}
.m-run{color:var(--accent);font-weight:700}
.task-progress{height:3px;border-radius:2px;background:var(--furrow);overflow:hidden;margin-top:.2rem}
.task-progress>i{display:block;height:100%;background:var(--c)}
.task.done{opacity:.6}
.task.done .task-title{text-decoration:line-through}
.task.sel{outline:3px solid var(--accent);outline-offset:-1px}
.task.running{box-shadow:0 0 0 2px var(--accent)}
.task.compact .task-body{padding-block:.4rem}

/* ============ Toast ============ */
.toast-host{position:fixed;left:0;right:0;bottom:calc(var(--tab-h) + var(--safe-b) + .6rem);z-index:60;display:flex;justify-content:center;pointer-events:none;padding:0 1rem}
.toast{pointer-events:auto;display:flex;align-items:center;gap:.6rem;max-width:520px;width:100%;background:var(--ink);color:var(--bg);border-radius:var(--r);
  padding:.55rem .55rem .55rem 1rem;box-shadow:var(--shadow);animation:toastIn .18s ease-out}
.toast-msg{flex:1;font-size:.92rem}
.toast-act{border:0;background:none;color:var(--accent-soft);font-weight:700;min-height:40px;padding:0 .6rem;text-transform:uppercase;font-size:.85rem;letter-spacing:.03em}
.toast-x{border:0;background:none;color:inherit;opacity:.7;width:40px;height:40px}
@keyframes toastIn{from{transform:translateY(10px);opacity:0}}

/* ============ Hoja inferior ============ */
.sheet-wrap{position:fixed;inset:0;z-index:50;display:flex;align-items:flex-end;justify-content:center}
.sheet-backdrop{position:absolute;inset:0;background:rgba(10,14,11,.45);opacity:0;transition:opacity .18s}
.sheet{position:relative;width:100%;max-width:640px;max-height:92dvh;display:flex;flex-direction:column;background:var(--surface);
  border-radius:20px 20px 0 0;box-shadow:var(--shadow);transform:translateY(100%);transition:transform .2s ease-out;outline:none;
  padding-bottom:var(--safe-b)}
.sheet-wrap.open .sheet{transform:none}.sheet-wrap.open .sheet-backdrop{opacity:1}
.sheet-wrap.closing .sheet{transform:translateY(100%)}.sheet-wrap.closing .sheet-backdrop{opacity:0}
.sheet-grip{width:40px;height:5px;border-radius:3px;background:var(--line);margin:.5rem auto 0}
.sheet-head{display:flex;align-items:center;gap:.5rem;padding:.4rem 1rem .4rem 1.1rem}
.sheet-head h2{flex:1;font-size:1.2rem}
.sheet-head .icon-btn{border:0;background:none}
.sheet-body{overflow:auto;padding:0 1.1rem 1rem;overscroll-behavior:contain}
.sheet-foot{display:flex;gap:.5rem;justify-content:flex-end;flex-wrap:wrap;padding:.7rem 1.1rem;border-top:1px solid var(--line)}
@media (min-width:700px){.sheet-wrap{align-items:center}.sheet{border-radius:20px;max-height:85dvh}}
.menu-list{display:grid;gap:.2rem}
.menu-item{display:flex;align-items:center;gap:.8rem;min-height:52px;padding:.5rem .6rem;border:0;background:none;border-radius:var(--r-sm);
  text-decoration:none;color:var(--ink);font-weight:700;text-align:left;width:100%}
.menu-item:hover{background:var(--surface2)}

/* ============ Selección ============ */
.selbar{position:fixed;left:0;right:0;bottom:calc(var(--tab-h) + var(--safe-b));z-index:35;background:var(--ink);color:var(--bg);
  display:flex;align-items:center;gap:.4rem;padding:.5rem .8rem;overflow-x:auto}
.selbar[hidden]{display:none}