/* =========================================================================
   styles.css — Sistema de diseño Neuro-Chroma.

   Principio: cero emisión agresiva. Fondo azul noche casi negro, superficies
   de vidrio, acentos pastel desaturados. Nada satura por encima del 60 % en
   la interfaz; el único color vivo (coral) queda reservado al S.O.S. y a la
   esfera objetivo del ejercicio de atención.
   ========================================================================= */

:root {
  /* --- tokens cromáticos --- */
  --bg: #050811;
  --bg-veil: #030509;
  --surface: rgba(15, 23, 42, 0.6);
  --surface-hi: rgba(30, 41, 59, 0.66);
  --border: rgba(255, 255, 255, 0.08);
  --border-hi: rgba(255, 255, 255, 0.14);

  --lavender: #a5b4fc;
  --cyan: #a5f3fc;
  --indigo: #818cf8;
  --cream: #fef3c7;
  --coral: #ef4444;

  --txt: #e8edf7;
  --txt-soft: #b6c2d9;
  --muted: #7d8aa3;

  /* --- escala tipográfica armónica (razón 1.25) --- */
  --t-xs: 0.75rem;    /* 12px  etiquetas */
  --t-sm: 0.8125rem;  /* 13px  secundario */
  --t-base: 0.9375rem;/* 15px  cuerpo */
  --t-md: 1.0625rem;  /* 17px  destacado */
  --t-lg: 1.3125rem;  /* 21px  títulos de hoja */
  --t-xl: 1.625rem;   /* 26px  cifras */
  --t-2xl: 2.5rem;    /* 40px  cifra grande */

  /* --- movimiento --- */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --dur: 300ms;

  --r-sm: 14px;
  --r: 20px;
  --r-lg: 28px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; margin: 0; overscroll-behavior: none; }

body {
  background:
    radial-gradient(820px 560px at 50% -8%, rgba(129, 140, 248, 0.10) 0%, transparent 62%),
    radial-gradient(680px 520px at 92% 104%, rgba(165, 243, 252, 0.06) 0%, transparent 60%),
    var(--bg);
  background-attachment: fixed;
  color: var(--txt);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Roboto, sans-serif;
  font-size: var(--t-base);
  line-height: 1.6;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button, input, select { font: inherit; color: inherit; }
button { border: 0; background: none; cursor: pointer; }
h1, h2, h3 { margin: 0; font-weight: 600; line-height: 1.3; letter-spacing: -0.01em; }
p { margin: 0; }

#app {
  max-width: 540px;
  margin: 0 auto;
  padding: calc(22px + var(--safe-t)) 18px calc(100px + var(--safe-b));
  min-height: 100%;
}
.view { display: none; animation: enter 420ms var(--ease); }
#app[data-view='home'] .view[data-name='home'],
#app[data-view='session'] .view[data-name='session'],
#app[data-view='academy'] .view[data-name='academy'],
#app[data-view='progress'] .view[data-name='progress'],
#app[data-view='settings'] .view[data-name='settings'] { display: block; }
@keyframes enter { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* --- superficie de vidrio, el material base del sistema ------------------ */
.glass, .card, .goal, .form, .toggle-row, .rem, .stat, .sos-row, .sheet-box, .note {
  background: var(--surface);
  backdrop-filter: blur(16px) saturate(130%);
  -webkit-backdrop-filter: blur(16px) saturate(130%);
  border: 1px solid var(--border);
}

/* --- cabeceras y texto --------------------------------------------------- */
.top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.brand { font-size: var(--t-md); letter-spacing: 0.01em; }
.brand span { color: var(--cyan); }
.greet { font-size: var(--t-sm); color: var(--muted); }
.lead { font-size: var(--t-base); color: var(--txt-soft); margin-bottom: 20px; }
.section-title {
  font-size: var(--t-xs); font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--muted); margin: 30px 0 13px;
}
.foot-note, .hint { font-size: var(--t-sm); color: var(--muted); line-height: 1.65; }
.foot-note { margin-top: 20px; }
.hint { margin-top: 10px; }
.note { border-radius: var(--r-sm); padding: 15px; font-size: var(--t-sm); color: var(--muted); margin-top: 22px; border-color: rgba(254, 243, 199, 0.16); }
.link { color: var(--muted); font-size: var(--t-sm); text-decoration: underline; padding: 8px; transition: color var(--dur) var(--ease); }
.link:hover { color: var(--txt-soft); }
.link.gold { color: var(--cream); text-decoration: none; font-weight: 600; }

/* --- S.O.S.: único elemento con coral, y controlado ---------------------- */
.sos {
  position: relative; width: 100%; display: flex; align-items: center; gap: 16px; text-align: left;
  padding: 20px; border-radius: var(--r-lg); margin-bottom: 20px; overflow: hidden;
  background:
    radial-gradient(120% 140% at 0% 50%, rgba(239, 68, 68, 0.14) 0%, transparent 58%),
    var(--surface-hi);
  backdrop-filter: blur(16px) saturate(130%);
  -webkit-backdrop-filter: blur(16px) saturate(130%);
  border: 1px solid rgba(239, 68, 68, 0.24);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.sos:hover { border-color: rgba(239, 68, 68, 0.4); box-shadow: 0 12px 40px rgba(239, 68, 68, 0.12); }
.sos:active { transform: scale(0.98); }
.sos-orb {
  position: relative; flex: 0 0 52px; height: 52px; border-radius: 50%;
  /* coral con opacidad controlada: se lee como urgencia, no como alarma */
  background: radial-gradient(circle at 34% 30%, rgba(255, 226, 226, 0.85), rgba(239, 68, 68, 0.62) 58%, rgba(153, 27, 27, 0.7));
  box-shadow: 0 0 20px rgba(239, 68, 68, 0.18);
  animation: breathe 5.5s var(--ease) infinite;
}
.sos-orb.big { width: 70px; height: 70px; margin: 0 auto 18px; flex: none; }
@keyframes breathe {
  0%, 100% { transform: scale(0.86); opacity: 0.82; }
  50% { transform: scale(1); opacity: 1; }
}
.sos-txt strong { display: block; font-size: var(--t-md); margin-bottom: 3px; letter-spacing: -0.01em; }
.sos-txt small { color: var(--txt-soft); font-size: var(--t-sm); }

/* --- objetivo diario ----------------------------------------------------- */
.goal { border-radius: var(--r); padding: 16px 17px 14px; transition: border-color var(--dur) var(--ease); }
.goal-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; font-size: var(--t-base); }
.goal-pct { font-size: var(--t-sm); color: var(--muted); font-variant-numeric: tabular-nums; }
.goal-track { height: 8px; border-radius: 99px; background: rgba(255, 255, 255, 0.06); overflow: hidden; }
.goal-fill {
  height: 100%; width: 0; border-radius: 99px;
  background: linear-gradient(90deg, var(--cyan), var(--indigo));
  transition: width 900ms var(--ease);
}
.goal.done { border-color: rgba(254, 243, 199, 0.32); }
.goal.done .goal-fill { background: linear-gradient(90deg, var(--cream), #fcd34d); }
.goal.done .goal-pct { color: var(--cream); }
.goal-foot { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 9px; font-size: var(--t-xs); color: var(--muted); }

/* --- tarjetas ------------------------------------------------------------ */
.cards { display: flex; flex-direction: column; gap: 10px; }
.card {
  width: 100%; display: flex; align-items: center; gap: 15px; text-align: left;
  padding: 15px 16px; border-radius: var(--r);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card:hover { background: var(--surface-hi); border-color: var(--border-hi); }
.card:active { transform: scale(0.985); }
.card-ic, .card-rhythm {
  flex: 0 0 52px; height: 52px; border-radius: var(--r-sm); display: grid; place-items: center;
  font-size: var(--t-sm); font-weight: 700; color: #0b1020; letter-spacing: 0.01em;
  background: linear-gradient(145deg, var(--cyan), var(--indigo));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.card-ic { font-size: var(--t-lg); }
.card[data-accent='2'] .card-rhythm { background: linear-gradient(145deg, #bef5fc, var(--cyan)); }
.card[data-accent='3'] .card-rhythm { background: linear-gradient(145deg, var(--lavender), var(--indigo)); }
.card[data-accent='4'] .card-rhythm { background: linear-gradient(145deg, var(--cream), #fcd7a4); }
.card[data-accent='5'] .card-rhythm { background: linear-gradient(145deg, var(--indigo), #6366f1); }
.card-body { flex: 1; min-width: 0; }
.card-body strong { display: block; font-size: var(--t-base); font-weight: 600; margin-bottom: 2px; }
.card-body small { display: block; font-size: var(--t-sm); color: var(--muted); line-height: 1.5; }
.chev { color: var(--muted); opacity: 0.45; font-size: var(--t-lg); transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease); }
.card:hover .chev { opacity: 0.8; transform: translateX(2px); }

/* --- sesión -------------------------------------------------------------- */
.session { text-align: center; }
.session-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
.session-id strong { display: block; font-size: var(--t-base); }
.session-id small { font-size: var(--t-xs); color: var(--muted); }
.icon-btn {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  font-size: var(--t-md); color: var(--muted);
  background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.icon-btn:hover { color: var(--txt-soft); border-color: var(--border-hi); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn.on { color: var(--cyan); border-color: rgba(165, 243, 252, 0.4); }

.stage { position: relative; width: 100%; aspect-ratio: 1 / 1; max-height: 60vh; margin: 4px auto 0; }
#canvas { width: 100%; height: 100%; display: block; touch-action: manipulation; }

.anchor {
  min-height: 32px; font-size: var(--t-lg); font-weight: 500; color: var(--cream);
  letter-spacing: 0.01em; opacity: 0; transform: translateY(6px);
  transition: opacity 1.2s var(--ease), transform 1.2s var(--ease); margin-bottom: 8px;
}
.anchor.show { opacity: 1; transform: none; }

.meta { display: flex; justify-content: center; gap: 26px; font-size: var(--t-sm); color: var(--muted); margin-bottom: 12px; }
.meta b { color: var(--txt); font-weight: 600; font-variant-numeric: tabular-nums; }
.timeline { height: 3px; border-radius: 99px; background: rgba(255, 255, 255, 0.06); margin-bottom: 20px; overflow: hidden; }
.timeline-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--cyan), var(--indigo)); transition: width 320ms linear; }

.setup { text-align: left; margin-bottom: 20px; }
.field-label { display: block; font-size: var(--t-xs); font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-bottom: 9px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 9px 15px; border-radius: 99px; font-size: var(--t-sm); color: var(--muted);
  background: var(--surface); border: 1px solid var(--border);
  transition: all var(--dur) var(--ease);
}
.chip:hover { border-color: var(--border-hi); color: var(--txt-soft); }
.chip.on { background: rgba(165, 243, 252, 0.12); border-color: rgba(165, 243, 252, 0.42); color: var(--cyan); }

/* --- barra del carrusel de gimnasia cognitiva ---------------------------- */
.gym-bar { margin: 6px 0 2px; }
.gym-bar[hidden] { display: none; }
.scroller {
  flex-wrap: nowrap; overflow-x: auto; padding-bottom: 6px;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.scroller::-webkit-scrollbar { display: none; }
.scroller .chip { flex: 0 0 auto; }
.gym-bar .hint { text-align: left; margin-top: 8px; min-height: 34px; }
#gym-toggle { margin-top: 8px; }

/* --- paisajes sonoros ---------------------------------------------------- */
.scape {
  padding: 12px 14px; border-radius: var(--r-sm); margin-bottom: 9px;
  background: rgba(255, 255, 255, 0.03); border: 1px solid var(--border);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.scape.on { border-color: rgba(165, 243, 252, 0.42); background: rgba(165, 243, 252, 0.06); }
.scape-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.scape-head strong { font-size: var(--t-base); font-weight: 600; }
.scape small { display: block; font-size: var(--t-xs); color: var(--muted); margin-top: 5px; line-height: 1.5; }
.scape input { margin-top: 9px; font-size: var(--t-sm); }

.controls { display: flex; justify-content: center; gap: 12px; }
.btn {
  padding: 15px 32px; border-radius: 99px; font-size: var(--t-base); font-weight: 600;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}
.btn:active { transform: scale(0.97); }
.btn.primary {
  color: #0a1020;
  background: linear-gradient(135deg, var(--cyan), var(--lavender));
  box-shadow: 0 10px 30px rgba(165, 180, 252, 0.18);
}
.btn.primary:hover { box-shadow: 0 12px 36px rgba(165, 180, 252, 0.28); }
.btn.ghost {
  color: var(--txt-soft); font-weight: 500;
  background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.btn.ghost:hover { border-color: var(--border-hi); }
.btn.full { width: 100%; display: block; margin-top: 10px; }

/* --- formularios --------------------------------------------------------- */
.form { border-radius: var(--r); padding: 17px; margin-bottom: 12px; }
.field { margin-bottom: 17px; }
.field:last-child { margin-bottom: 0; }
input[type='time'], input[type='text'], input[type='tel'], select {
  width: 100%; padding: 12px 14px; border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
input:focus, select:focus { outline: none; border-color: rgba(165, 243, 252, 0.45); background: rgba(255, 255, 255, 0.06); }
input[type='time'] { font-size: var(--t-xl); font-weight: 300; font-variant-numeric: tabular-nums; }
select option { background: #0d1424; }
input[type='range'] { width: 100%; accent-color: var(--cyan); }
.days { display: flex; gap: 6px; }
.day {
  flex: 1; padding: 10px 0; border-radius: 12px; font-size: var(--t-sm); color: var(--muted);
  background: rgba(255, 255, 255, 0.04); border: 1px solid var(--border);
  transition: all var(--dur) var(--ease);
}
.day.on { background: rgba(165, 243, 252, 0.12); border-color: rgba(165, 243, 252, 0.42); color: var(--cyan); }

.toggle-row {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 15px 16px; border-radius: var(--r-sm); margin-bottom: 9px;
  transition: border-color var(--dur) var(--ease);
}
.toggle-row:hover { border-color: var(--border-hi); }
.toggle-row span { font-size: var(--t-base); }
.toggle-row small { display: block; font-size: var(--t-xs); color: var(--muted); margin-top: 2px; line-height: 1.5; }
.switch {
  flex: 0 0 48px; height: 28px; border-radius: 99px; position: relative;
  background: rgba(255, 255, 255, 0.1); transition: background var(--dur) var(--ease);
}
.switch::after {
  content: ''; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 4px rgba(0, 0, 0, 0.35);
  transition: transform var(--dur) var(--ease);
}
.switch.on { background: linear-gradient(90deg, var(--cyan), var(--lavender)); }
.switch.on::after { transform: translateX(20px); }

/* --- recordatorios e historial ------------------------------------------- */
.rem { border-radius: var(--r); padding: 14px 16px; margin-bottom: 9px; transition: opacity var(--dur) var(--ease); }
.rem-top { display: flex; align-items: center; gap: 10px; margin-bottom: 5px; }
.rem-time { font-size: var(--t-xl); font-weight: 300; font-variant-numeric: tabular-nums; }
.rem .switch { margin-left: auto; }
.rem strong { display: block; font-size: var(--t-base); }
.rem small { font-size: var(--t-xs); color: var(--muted); }
.rem.off { opacity: 0.42; }
.del { color: var(--muted); opacity: 0.5; padding: 6px; transition: opacity var(--dur) var(--ease); }
.del:hover { opacity: 1; }

.sos-row { display: flex; align-items: center; gap: 12px; padding: 13px 16px; border-radius: var(--r-sm); margin-bottom: 8px; font-size: var(--t-sm); color: var(--txt-soft); }
.sos-row .delta { margin-left: auto; font-weight: 600; font-variant-numeric: tabular-nums; }
.delta.down { color: var(--cyan); }
.delta.same { color: var(--muted); }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-bottom: 16px; }
.stat { padding: 17px 8px; border-radius: var(--r-sm); text-align: center; }
.stat b { display: block; font-size: var(--t-xl); font-weight: 200; font-variant-numeric: tabular-nums; }
.stat small { font-size: 0.625rem; color: var(--muted); letter-spacing: 0.1em; }
.week { display: flex; gap: 5px; }
.week > div { flex: 1; text-align: center; }
.week-bar { height: 60px; border-radius: 10px; background: rgba(255, 255, 255, 0.04); display: flex; align-items: flex-end; overflow: hidden; margin-bottom: 6px; }
.week-fill { width: 100%; border-radius: 10px; background: linear-gradient(180deg, var(--cyan), var(--indigo)); transition: height 600ms var(--ease); }
.week-fill.gold { background: linear-gradient(180deg, var(--cream), #fcd34d); }
.week small { font-size: 0.6875rem; color: var(--muted); }
.empty { text-align: center; color: var(--muted); font-size: var(--t-sm); padding: 24px 12px; line-height: 1.7; }

/* --- navegación ---------------------------------------------------------- */
.nav {
  position: fixed; inset: auto 0 0 0; z-index: 40; display: flex; justify-content: center; gap: 4px;
  padding: 8px 10px calc(10px + var(--safe-b));
  background: rgba(5, 8, 17, 0.72);
  backdrop-filter: blur(20px) saturate(140%); -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-top: 1px solid var(--border);
  transition: transform 380ms var(--ease);
}
.nav button {
  flex: 1; max-width: 128px; display: grid; gap: 3px; justify-items: center;
  padding: 8px 2px; border-radius: var(--r-sm); font-size: 0.6875rem; color: var(--muted);
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.nav .ic { font-size: var(--t-md); line-height: 1; }
.nav button.on { color: var(--cyan); background: rgba(165, 243, 252, 0.07); }
.nav.hidden { transform: translateY(140%); }

/* --- capas modales ------------------------------------------------------- */
.sheet {
  position: fixed; inset: 0; z-index: 70; display: grid; place-items: center; padding: 22px;
  background: rgba(3, 5, 9, 0.8);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  animation: enter 320ms var(--ease);
}
.sheet[hidden] { display: none; }
.sheet-box {
  width: 100%; max-width: 380px; max-height: 86vh; overflow-y: auto; text-align: center;
  padding: 30px 24px; border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(30, 41, 59, 0.82), rgba(15, 23, 42, 0.88));
  border-color: var(--border-hi);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.6);
  animation: pop 380ms var(--ease);
}
@keyframes pop { from { transform: scale(0.94) translateY(8px); } to { transform: none; } }
.sheet-box.tall { text-align: left; }
.sheet-box h2 { font-size: var(--t-lg); margin-bottom: 9px; }
.sheet-box > p { font-size: var(--t-sm); color: var(--txt-soft); margin-bottom: 20px; }

.mode {
  width: 100%; text-align: left; padding: 16px; border-radius: var(--r-sm); margin-bottom: 10px;
  background: var(--surface); border: 1px solid var(--border);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.mode:hover { background: var(--surface-hi); border-color: rgba(165, 243, 252, 0.35); }
.mode:active { transform: scale(0.98); }
.mode strong { display: block; font-size: var(--t-base); margin-bottom: 2px; }
.mode small { color: var(--muted); font-size: var(--t-sm); }

.suds-val { font-size: var(--t-2xl); font-weight: 200; font-variant-numeric: tabular-nums; color: var(--cyan); }
.suds-scale { display: flex; justify-content: space-between; font-size: var(--t-xs); color: var(--muted); margin: 8px 0 20px; }

.triggers { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 14px; }
.trigger {
  padding: 15px 8px; border-radius: var(--r-sm); font-size: var(--t-sm);
  background: var(--surface); border: 1px solid var(--border);
  transition: all var(--dur) var(--ease);
}
.trigger:hover { border-color: rgba(165, 243, 252, 0.35); background: var(--surface-hi); }
.trigger .tic { display: block; font-size: var(--t-lg); margin-bottom: 4px; }

.victory .crest { font-size: 2.75rem; color: var(--cream); margin-bottom: 12px; animation: breathe 4s var(--ease) infinite; }
.victory h2 { color: var(--cream); }
.quote {
  margin: 0 0 20px; padding: 20px 18px; border-radius: var(--r);
  background: rgba(254, 243, 199, 0.06); border: 1px solid rgba(254, 243, 199, 0.2);
}
.quote blockquote { margin: 0; font-size: var(--t-md); line-height: 1.6; }
.quote figcaption { margin-top: 12px; font-size: var(--t-sm); color: var(--cream); }

#sym-body p { font-size: var(--t-base); color: var(--txt-soft); line-height: 1.7; margin-bottom: 14px; }
#sym-body p:first-child { color: var(--txt); }

.toast {
  position: fixed; left: 50%; bottom: calc(88px + var(--safe-b)); transform: translate(-50%, 16px);
  max-width: calc(100% - 36px); padding: 12px 20px; border-radius: 99px; font-size: var(--t-sm); text-align: center;
  background: rgba(30, 41, 59, 0.9); border: 1px solid var(--border-hi);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  z-index: 80; opacity: 0; pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* --- modo ojos cerrados --------------------------------------------------
   Ningún navegador puede bajar el brillo del panel. Lo que sí puede es
   apagar todo lo que emite: capa casi opaca y canvas en silencio. */
.dim { position: fixed; inset: 0; z-index: 60; background: var(--bg-veil); opacity: 0; transition: opacity 1.2s var(--ease); }
.dim[hidden] { display: none; }
body.quiet { background: var(--bg-veil); }
body.quiet .nav { transform: translateY(140%); }

/* --- accesibilidad ------------------------------------------------------- */
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}
@supports not (backdrop-filter: blur(1px)) {
  .glass, .card, .goal, .form, .toggle-row, .rem, .stat, .sos-row, .sheet-box, .nav, .toast { background: rgba(15, 23, 42, 0.92); }
}