:root{
  --bg:#F4F2EC; --card:#FFFFFF; --ink:#17181A; --ink2:#3E4146; --muted:#55585E;
  --line:#E7E4DC; --border:#D6D3CA; --accent:#0B6E66; --accent2:#5FC4B8; --accent-soft:#E3F1EF; --accent-ink:#0B4F4A;
  --dark:#17181A; --dark2:#2A2C30; --warn-bg:#FFF4E5; --warn-ink:#5A3A10; --danger:#B42318; --amber:#F2B66D;
  --r:14px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;font-size:15px}
button,input,select{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--accent)}
h1,h2,h3{margin:0}
.display{font-family:Archivo,Inter,sans-serif;font-weight:800;letter-spacing:-.01em}
#app{max-width:480px;margin:0 auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}

/* Pantallas */
.pant{flex:1;display:flex;flex-direction:column;gap:14px;padding:20px 18px 24px}
.pant.con-nav{padding-bottom:96px}
.titulo{font-size:26px;line-height:1.12}
.sub{font-size:13px;color:var(--muted)}
.texto{font-size:14px;color:var(--ink2);line-height:1.45;margin:0}
.fila{display:flex;align-items:center;gap:12px}
.entre{display:flex;align-items:center;justify-content:space-between;gap:12px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.col{display:flex;flex-direction:column;gap:8px}
.mt-auto{margin-top:auto}
.oculto{display:none!important}

/* Tarjetas */
.card{background:var(--card);border-radius:16px;padding:14px}
.card.oscura{background:var(--dark);color:#F4F2EC}
.card.suave{background:var(--accent-soft)}
.card.aviso{background:var(--warn-bg);color:var(--warn-ink)}
.lista{background:var(--card);border-radius:16px;padding:2px 14px}
.lista .item{padding:11px 0;border-bottom:1px solid var(--line)}
.lista .item:last-child{border-bottom:none}

/* Botones */
.btn{min-height:54px;border-radius:var(--r);border:none;background:var(--accent);color:#fff;font-weight:700;font-size:16px;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;text-decoration:none;padding:0 16px}
.btn.oscuro{background:var(--dark)}
.btn.claro{background:#fff;color:var(--ink);border:1px solid var(--border);font-weight:600}
.btn.chico{min-height:44px;font-size:14px;border-radius:12px}
.btn:disabled{opacity:.45;cursor:default}
.link{background:none;border:none;color:var(--accent);font-weight:600;font-size:14px;min-height:40px;padding:0 4px}
.opc{min-height:52px;border-radius:12px;border:1px solid var(--border);background:#fff;color:var(--ink2);font-size:15px;padding:8px 14px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:2px;text-align:left;width:100%}
.opc.centro{align-items:center;text-align:center}
.opc .t{font-weight:600;color:var(--ink)}
.opc .d{font-size:12px;color:var(--muted)}
.opc.on{border:2px solid var(--accent);background:var(--accent-soft);color:var(--ink);font-weight:700}
.opc.on .d{color:var(--ink2)}
.chip{min-height:44px;border-radius:22px;border:1px solid var(--border);background:#fff;padding:0 14px;font-size:14px;color:var(--ink2);display:inline-flex;align-items:center;gap:6px}
.chip.on{border:2px solid var(--accent);background:var(--accent-soft);color:var(--ink);font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.circ{width:44px;height:44px;border-radius:22px;border:none;background:#fff;display:flex;align-items:center;justify-content:center;flex:none;color:var(--ink)}

/* Formularios */
label.l{font-size:13px;font-weight:600;display:block;margin-bottom:6px}
.inp{height:50px;border-radius:12px;border:1px solid var(--border);padding:0 14px;font-size:16px;background:#fff;width:100%;min-width:0}
.inp:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
.campo{display:flex;flex-direction:column}
.error{background:#FDECEA;color:var(--danger);border-radius:12px;padding:10px 12px;font-size:13px}
.nota{font-size:12px;color:var(--muted);line-height:1.4}

/* Progreso del cuestionario */
.barra{height:6px;border-radius:3px;background:#DEDAD0;overflow:hidden}
.barra>div{height:100%;background:var(--accent);transition:width .3s}
.barra.osc{background:var(--dark2)}
.barra.osc>div{background:var(--accent2)}
.dib{height:130px;border-radius:18px;background:#fff;display:flex;align-items:center;justify-content:center}

/* Portada */
.portada{background:var(--dark);color:#F4F2EC;border-radius:0 0 32px 32px;padding:56px 28px 28px;min-height:300px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.portada .logo{width:56px;height:56px;border-radius:16px;background:var(--accent);display:flex;align-items:center;justify-content:center}
.portada .n1{font-size:48px;line-height:1}
.portada .n2{font-size:30px;line-height:1.05;font-weight:700}
.portada .lema{font-size:15px;color:#C9CCD2;line-height:1.4;margin-top:8px}

/* Navegación inferior */
.nav{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:480px;height:calc(68px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border);display:grid;grid-auto-flow:column;grid-auto-columns:1fr;z-index:10}
.nav button{background:none;border:none;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-size:11px;color:var(--muted)}
.nav button.on{color:var(--accent);font-weight:700}

/* Sesión */
.gifbox{position:relative;width:100%;aspect-ratio:1/1;max-height:300px;border-radius:20px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.gifbox img{width:100%;height:100%;object-fit:contain}
.gifmsg{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:20px;text-align:center;color:var(--muted);font-size:13px}
.spin{width:26px;height:26px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--accent);animation:sp .9s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
.pill{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border-radius:15px;background:var(--accent-soft);color:var(--accent-ink);font-size:13px;font-weight:700}
.pill.osc{background:var(--dark2);color:#F4F2EC;font-weight:500}
.series{display:flex;flex-wrap:wrap;gap:8px}
.serie{min-width:64px;height:44px;border-radius:12px;border:1px solid var(--border);background:#fff;font-weight:600;color:var(--ink2);padding:0 10px}
.serie.hecha{background:var(--accent);border-color:var(--accent);color:#fff}
.pasos{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px;font-size:14px;line-height:1.45;color:var(--ink2)}
details summary{cursor:pointer;font-weight:700;font-size:14px;list-style:none;display:flex;justify-content:space-between;align-items:center;min-height:28px}
details summary::-webkit-details-marker{display:none}
details[open] summary .flecha{transform:rotate(180deg)}

/* Nutrición */
.macro{display:grid;grid-template-columns:96px minmax(0,1fr) 92px;gap:8px;align-items:center;font-size:13px}
.macro .barra{height:6px}
.comida .cab{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.comida .lin{display:flex;justify-content:space-between;gap:8px;font-size:13px;color:var(--ink2);padding:3px 0}
.comida .lin.sug{color:var(--muted)}
.x{background:none;border:none;color:var(--muted);min-width:32px;min-height:32px;font-size:18px;line-height:1}
.buscador .fila-al{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 0;border-bottom:1px solid var(--line);background:none;border-left:none;border-right:none;border-top:none;width:100%;text-align:left}
.buscador .fila-al:last-child{border-bottom:none}

/* Toast */
.toast{position:fixed;left:50%;transform:translateX(-50%);top:calc(10px + env(safe-area-inset-top));width:calc(100% - 32px);max-width:448px;background:var(--dark);color:#fff;border-radius:14px;padding:12px 14px;font-size:14px;line-height:1.4;z-index:20;box-shadow:0 8px 24px rgba(0,0,0,.18);pointer-events:none}
.cargando{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:var(--muted);min-height:100vh}
.grupo-acordeon{width:100%;min-height:60px;background:none;border:none;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;text-align:left}

/* Unidades (botón segmentado) */
.seg{display:inline-flex;border:1px solid var(--border);border-radius:10px;overflow:hidden;background:#fff;flex:none}
.seg button{min-height:34px;min-width:44px;padding:0 10px;border:none;background:#fff;font-size:13px;color:var(--ink2)}
.seg button.on{background:var(--accent);color:#fff;font-weight:700}

/* Logros */
.logros{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.logro{background:#fff;border:none;border-radius:14px;padding:10px 6px 12px;display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center}
.logro .lt{font-size:11.5px;font-weight:600;line-height:1.25;color:var(--ink)}
.logro.bloq .lt{color:var(--muted);font-weight:500}
.semana{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}
.semana .dia{height:36px;border-radius:10px;background:#F4F2EC;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:var(--muted)}
.semana .dia.ok{background:var(--accent);color:#fff}
.semana .dia.hoy{outline:2px solid var(--accent);outline-offset:-2px}
.semana .dia.fut{opacity:.45}

/* Celebración */
.velo{position:fixed;inset:0;background:rgba(23,24,26,.55);z-index:30;display:flex;align-items:center;justify-content:center;padding:20px}
.cel{position:relative;z-index:2;background:#fff;border-radius:24px;padding:24px 20px 20px;width:100%;max-width:380px;display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;animation:pop .35s ease-out}
@keyframes pop{from{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}
.confeti{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:1}
.confeti i{position:absolute;top:-12px;width:8px;height:14px;border-radius:2px;animation:cae 2.4s ease-in forwards}
@keyframes cae{to{transform:translateY(105vh) rotate(540deg);opacity:.9}}
@media (prefers-reduced-motion:reduce){.cel{animation:none}.confeti{display:none}}
.chips.desliza{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
.chips.desliza .chip{flex:none}