:root{
  --bg:#f3f0e9;         /* papel cálido */
  --ink:#16302f;        /* verde tinta */
  --teal:#0b3d3b;       /* teal profundo */
  --teal2:#12615c;
  --sage:#8ba888;
  --amber:#d98c3f;      /* acento cálido */
  --coral:#c4553b;      /* alertas */
  --card:#ffffff;
  --line:#e3ddd0;
  --muted:#6b7a72;
  --radius:18px;
  --shadow:0 6px 24px rgba(11,61,59,.08);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  font-family:Inter,system-ui,sans-serif;
  background:var(--bg);color:var(--ink);
  padding-bottom:env(safe-area-inset-bottom);
  line-height:1.45;
}
h1,h2,h3{font-family:Fraunces,Georgia,serif;font-weight:600;letter-spacing:-.01em;margin:.2em 0}
.hidden{display:none!important}
a{color:var(--teal2);cursor:pointer;text-decoration:none;font-weight:600}

/* ---------- AUTH ---------- */
.auth{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;gap:18px;
  background:radial-gradient(120% 80% at 50% -10%, #d7e3d5 0%, var(--bg) 60%);}
.auth-brand{text-align:center}
.auth-brand .mark{font-size:38px;color:var(--teal)}
.auth-brand h1{font-size:44px;margin:0;color:var(--teal)}
.auth-brand p{color:var(--muted);margin:.2em 0 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px;width:100%}
.auth .card{max-width:420px}
main .card{max-width:none}
label{display:block;font-size:13px;color:var(--muted);font-weight:500;margin:12px 0 0}
input,select{width:100%;margin-top:5px;padding:12px;border:1px solid var(--line);border-radius:12px;
  font-size:16px;background:#fbfaf6;color:var(--ink);font-family:inherit}
input:focus,select:focus{outline:2px solid var(--sage);border-color:var(--sage)}
.row{display:flex;gap:12px}.row>label,.row>button{flex:1}
.btn{margin-top:16px;width:100%;padding:13px;border:none;border-radius:12px;background:var(--teal);
  color:#fff;font-size:16px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s}
.btn:active{transform:scale(.98)}
.btn.ghost{background:transparent;color:var(--teal);border:1px solid var(--line)}
.switch{font-size:13px;color:var(--muted);margin:14px 0 0;text-align:center}
.err{color:var(--coral);font-size:13px;margin:10px 0 0;min-height:1em}
.hint{font-size:12px;color:var(--muted);margin:8px 0 0;line-height:1.4}

/* ---------- APP ---------- */
.topbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;
  padding:14px 18px;background:var(--teal);color:#fbfaf6;font-family:Fraunces,serif;font-weight:600}
.topbar .mark-sm{color:var(--amber)}
.topbar .who{font-family:Inter;font-size:13px;font-weight:500;display:flex;gap:10px;align-items:center}
.topbar .who #who{color:#fff;text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.topbar .who a{color:#cfe3d8}
main{max-width:520px;margin:0 auto;padding:14px 14px 90px}

.periods{display:flex;gap:6px;overflow-x:auto;padding:10px 14px;scrollbar-width:none;
  position:sticky;top:50px;z-index:9;background:var(--bg);
  margin:0 -14px; /* compensa el padding lateral de main para tapar los bordes */
  box-shadow:0 6px 10px -6px rgba(11,61,59,.12)}
.periods::-webkit-scrollbar{display:none}
.periods button{flex:0 0 auto;padding:8px 14px;border:1px solid var(--line);background:#fff;border-radius:999px;
  font-size:13px;font-weight:600;color:var(--muted);cursor:pointer;font-family:inherit}
.periods button.on{background:var(--teal);color:#fff;border-color:var(--teal)}

.kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:6px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px}
.kpi .l{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}
.kpi .v{font-family:Fraunces,serif;font-size:26px;font-weight:600;margin-top:2px}
.kpi .s{font-size:12px;color:var(--muted)}
.kpi .s.good{color:var(--teal2)}.kpi .s.warn{color:var(--amber)}.kpi .s.bad{color:var(--coral)}
.kpi.wide{grid-column:1/-1}

.chartcard{margin-top:12px;padding:16px}
.chartcard h3{font-size:15px;color:var(--teal);margin-bottom:8px}
.cwrap{height:180px;width:100%;overflow:hidden}
.cwrap svg{display:block;width:100%;height:180px}

.tabla{margin-top:8px}
.vertodo{display:block;margin-top:12px;padding-top:12px;border-top:1px solid var(--line);
  text-align:center;font-size:14px;font-weight:600;color:var(--teal2);cursor:pointer}
.histview{min-height:100dvh;background:var(--bg)}
.histview .topbar .back{color:#fbfaf6;font-size:15px;cursor:pointer}
.histbody{max-width:520px;margin:0 auto;padding:14px 14px 40px}
.filtro{display:flex;gap:12px;margin-bottom:10px}
.filtro>label{flex:1;margin:0}
.filtro-btns{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.btn.sm{width:auto;margin:0;padding:9px 14px;font-size:14px;flex:1}
.trow{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.trow:last-child{border:none}
.trow .d{font-size:13px;font-weight:600}
.trow .m{font-size:12px;color:var(--muted)}
.trow .acts{display:flex;align-items:center;gap:4px}
.trow .ed,.trow .x{display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border:none;background:transparent;border-radius:8px;cursor:pointer;padding:0;transition:background .15s}
.trow .ed{color:var(--muted)}
.trow .x{color:var(--muted)}
.trow .ed:hover{background:#eef2ee;color:var(--teal2)}
.trow .x:hover{background:#f7ecea;color:var(--coral)}

.fab{position:fixed;bottom:calc(18px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);
  background:var(--amber);color:#fff;border:none;padding:14px 26px;border-radius:999px;font-size:16px;
  font-weight:600;box-shadow:0 8px 22px rgba(217,140,63,.4);cursor:pointer;font-family:inherit;z-index:20}
.fab:active{transform:translateX(-50%) scale(.97)}

/* ---------- SHEET ---------- */
.sheet{position:fixed;inset:0;z-index:40;display:flex;align-items:flex-end;justify-content:center}
.sheet-bg{position:absolute;inset:0;background:rgba(11,61,59,.35)}
.sheet-card{position:relative;background:var(--card);width:100%;max-width:520px;border-radius:22px 22px 0 0;
  padding:22px 18px calc(22px + env(safe-area-inset-bottom));box-shadow:0 -8px 30px rgba(0,0,0,.2);
  animation:up .22s ease}
@keyframes up{from{transform:translateY(100%)}to{transform:translateY(0)}}
.sheet-card h3{color:var(--teal);margin-bottom:4px}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}