:root{
  --bg:#F3EDE4; --card:#FFFCF7; --ink:#3B2A20; --ink2:#7A6656; --ink3:#A8968A; --line:#E6DCCF;
  --acc:#6F4E37; --acc-d:#4A3226; --acc-l:#EDE2D5; --warm:#C19A6B; --warm-l:#F4E9DA;
  --ok:#A47551; --bad:#A5543D; --chip:#F0E8DD; --seg:#E9DFD2; --track:#ECE3D7; --r:18px; --tab:64px;
  --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{margin:0;background:var(--bg);color:var(--ink);font:16px/1.4 -apple-system,BlinkMacSystemFont,"SF Pro Text","Inter","Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit;border:0;background:none;padding:0;cursor:pointer}
#app{max-width:560px;margin:0 auto;padding:calc(var(--safe-t) + 8px) 16px calc(var(--tab) + var(--safe-b) + 90px)}

/* Cabecera */
.top{display:flex;align-items:center;justify-content:space-between;margin:6px 0 14px}
.top h1{font-size:28px;line-height:1.1;margin:0;letter-spacing:-.4px}
.top .sub{color:var(--ink2);font-size:14px;margin-top:2px}
.datenav{display:flex;align-items:center;gap:4px}
.datenav button{width:38px;height:38px;border-radius:12px;background:var(--card);border:1px solid var(--line);font-size:18px;color:var(--ink2)}
.datenav .today{width:auto;padding:0 10px;font-size:13px;font-weight:600;color:var(--acc-d)}

/* Tarjetas */
.card{background:var(--card);border-radius:var(--r);padding:16px;margin:0 0 12px;box-shadow:0 1px 0 rgba(59,42,32,.04),0 6px 18px -12px rgba(59,42,32,.18)}
.card h2{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--ink3);margin:0 0 8px;font-weight:700}
.card h3{font-size:19px;margin:0 0 4px;letter-spacing:-.2px}
.muted{color:var(--ink2)} .small{font-size:13px} .tiny{font-size:12px;color:var(--ink3)}
.row{display:flex;align-items:center;gap:10px} .between{justify-content:space-between} .wrap{flex-wrap:wrap}
.mt{margin-top:12px} .mt-s{margin-top:6px}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:44px;padding:0 16px;border-radius:14px;font-weight:600;font-size:15px;background:var(--acc-l);color:var(--acc-d)}
.btn.primary{background:var(--acc);color:#fff}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--ink2)}
.btn.done{background:var(--ok);color:#fff}
.btn.full{width:100%}
.btn.sm{height:36px;padding:0 12px;font-size:14px;border-radius:11px}
.btns{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.btns .btn{flex:1;min-width:0;white-space:nowrap;padding:0 10px}
.meal .btns .btn:first-child{flex:1.3}

/* Chips */
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{min-width:40px;height:40px;padding:0 10px;border-radius:12px;background:var(--chip);font-weight:600;font-size:15px;color:var(--ink)}
.chip.on{background:var(--acc);color:#fff}
.chip.maxr{box-shadow:inset 0 0 0 2px #DCC9B5}
.seg{display:flex;background:var(--seg);border-radius:14px;padding:4px;gap:4px;margin-bottom:14px}
.seg button{flex:1;height:38px;border-radius:11px;font-weight:600;font-size:14px;color:var(--ink2)}
.seg button.on{background:var(--card);color:var(--ink);box-shadow:0 1px 4px rgba(0,0,0,.08)}
.hscroll{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;margin:0 -16px;padding:0 16px 4px}
.hscroll::-webkit-scrollbar{display:none}
.hscroll .chip{white-space:nowrap;flex:none}

/* Barras */
.bar{height:10px;border-radius:6px;background:var(--track);overflow:hidden}
.bar>i{display:block;height:100%;border-radius:6px;background:var(--acc)}
.bar.warm>i{background:var(--warm)}
.bar.over>i{background:var(--bad)}
.kpi{display:flex;align-items:baseline;gap:6px}
.kpi b{font-size:26px;letter-spacing:-.5px} .kpi span{color:var(--ink2);font-size:14px}

/* Entreno */
.ex .head{display:flex;gap:12px;align-items:flex-start}
.wbtn{flex:none;min-width:78px;height:54px;border-radius:14px;background:var(--acc-l);color:var(--acc-d);font-weight:800;font-size:20px;line-height:1;display:flex;flex-direction:column;align-items:center;justify-content:center}
.wbtn small{font-size:11px;font-weight:600;opacity:.8;margin-top:3px}
.wbtn.bw{background:var(--chip);color:var(--ink2);font-size:14px}
.ex .name{font-weight:700;font-size:17px;line-height:1.2}
.ex .meta{font-size:13px;color:var(--ink2);margin-top:2px}
.setrow{display:flex;align-items:center;gap:8px;margin-top:8px}
.setrow .lab{width:24px;flex:none;font-size:12px;color:var(--ink3);font-weight:700;text-align:center;line-height:1.1}
.setrow .chips{flex:1;gap:5px;flex-wrap:nowrap}
.setrow .chip{flex:1;min-width:0;height:42px;padding:0;font-size:16px}
.sethead{display:flex;gap:8px;margin-top:12px;font-size:12px;color:var(--ink3);font-weight:600}
.ex.done{opacity:.95}
.ex .check{color:var(--ok);font-weight:800}
.tag{display:inline-block;font-size:12px;font-weight:700;padding:3px 8px;border-radius:8px;background:var(--warm-l);color:#7A5530}
.tag.ok{background:var(--acc-l);color:var(--acc-d)}
.tag.grey{background:var(--chip);color:var(--ink2)}
.sugg{margin-top:10px;padding:10px 12px;border-radius:12px;background:var(--warm-l);display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px}
.collapsed .setrow,.collapsed .sugg,.collapsed .exfoot,.collapsed .sethead{display:none}
.exfoot{display:flex;gap:8px;margin-top:12px}

/* Comida */
.meal .rec{font-weight:700;font-size:17px;line-height:1.25}
.ing{margin:8px 0 0;padding:0;list-style:none;font-size:14px;color:var(--ink2)}
.ing li{display:flex;justify-content:space-between;padding:3px 0;border-bottom:1px dashed var(--line)}
.ing li:last-child{border-bottom:0}
.tip{font-size:13px;color:var(--ink2);background:var(--warm-l);border-radius:10px;padding:8px 10px;margin-top:8px}
.logged{margin-top:10px;border-top:1px solid var(--line);padding-top:8px}
.logged .it{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:14px;padding:4px 0}
.x{width:30px;height:30px;border-radius:9px;background:var(--chip);color:var(--ink2);font-size:15px;flex:none}
.macro{font-size:13px;color:var(--ink2)}

/* Hoja inferior */
.sheet-bg{position:fixed;inset:0;background:rgba(40,28,20,.35);z-index:40;animation:fade .15s}
.sheet{position:fixed;left:0;right:0;bottom:0;max-height:88vh;overflow:auto;background:var(--bg);border-radius:22px 22px 0 0;z-index:41;padding:10px 16px calc(20px + var(--safe-b));animation:up .2s ease-out;max-width:560px;margin:0 auto}
.sheet .grab{width:40px;height:5px;border-radius:3px;background:#D8CBBB;margin:0 auto 10px}
.sheet h3{margin:0 0 10px;font-size:19px}
.foodgrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}
.food{background:var(--card);border-radius:14px;padding:10px 12px;text-align:left;min-height:58px;border:2px solid transparent}
.food b{display:block;font-size:14px;line-height:1.2}
.food span{font-size:12px;color:var(--ink3)}
.food.sel{border-color:var(--acc)}
.portions{grid-column:1/-1;display:flex;gap:6px;background:var(--acc-l);border-radius:14px;padding:8px}
.portions button{flex:1;background:var(--card);border-radius:11px;padding:8px 4px;font-weight:700;font-size:14px;line-height:1.15}
.portions button small{display:block;font-weight:500;font-size:11px;color:var(--ink3)}
.big{font-size:44px;font-weight:800;letter-spacing:-1px;text-align:center;margin:6px 0}
.steps4{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.steps4 .chip{width:100%}

/* Progreso */
.chart{width:100%;height:auto;display:block}
.prog-ex{cursor:pointer}
.delta{font-weight:800;color:var(--ok)}
.photos{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:8px}
.photos img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px;background:#EEE}
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.cmp img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:12px}
.filebtn{position:relative;overflow:hidden}
.filebtn input{position:absolute;inset:0;opacity:0}
.mrow{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line)}
.mrow:last-child{border-bottom:0}
.stepper{display:flex;align-items:center;gap:6px}
.stepper b{min-width:62px;text-align:center;font-size:18px}
.stepper button{width:38px;height:38px;border-radius:11px;background:var(--chip);font-weight:800;font-size:18px}

/* Barra de pestañas */
.tabs{position:fixed;left:0;right:0;bottom:0;z-index:30;background:rgba(243,237,228,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);padding-bottom:var(--safe-b)}
.tabs .in{max-width:560px;margin:0 auto;display:flex;height:var(--tab)}
.tabs button{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;font-weight:600;color:var(--ink3)}
.tabs button svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tabs button.on{color:var(--acc-d)}

/* Descanso y avisos */
.timer{position:fixed;left:12px;right:12px;bottom:calc(var(--tab) + var(--safe-b) + 10px);z-index:31;max-width:536px;margin:0 auto;background:var(--ink);color:#fff;border-radius:16px;padding:10px 12px 10px 16px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 10px 30px -10px rgba(0,0,0,.5)}
.timer b{font-size:24px;font-variant-numeric:tabular-nums;margin-left:8px}
.timer .btn{height:36px;background:rgba(255,255,255,.14);color:#fff}
.timer.end{background:var(--ok)}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--tab) + var(--safe-b) + 74px);z-index:50;background:var(--ink);color:#fff;padding:10px 16px;border-radius:12px;font-size:14px;font-weight:600;animation:fade .15s;max-width:90vw;text-align:center}
.sync{font-size:12px;color:var(--warm);text-align:center;margin:-6px 0 10px}
.login{max-width:360px;margin:20vh auto 0;text-align:center}
.login input{width:100%;height:48px;border-radius:14px;border:1px solid var(--line);padding:0 14px;font-size:16px;margin:12px 0}
@keyframes up{from{transform:translateY(30px);opacity:.5}to{transform:none;opacity:1}}
@keyframes fade{from{opacity:0}to{opacity:1}}