:root{
  --bg: #0b1220;
  --card: rgba(255,255,255,.06);
  --card2: rgba(255,255,255,.08);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.68);
  --border: rgba(255,255,255,.12);
  --accent: #22d3ee;        /* tyrkys */
  --accent2:#60a5fa;        /* modrá */
  --cta: #facc15;           /* žlutá CTA */
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --radius: 18px;
}

*{box-sizing:border-box}
html, body { height: 100%; }

body{
  margin:0;
  min-height:100vh;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  color: var(--text);
  background: transparent;           /* důležité */
  position: relative;
  overflow-x: hidden;
}

/* POZADÍ stránky – vždy přes celý viewport */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 600px at 20% 0%, rgba(34,211,238,.18), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(96,165,250,.16), transparent 55%),
    var(--bg);
}

.wrap{max-width: 980px; margin: 0 auto; padding: 18px;}
/*.header{padding-top: 22px; padding-bottom: 10px;}*/
.header.center{
  display:flex;
  justify-content:center;
  align-items:center;
  padding: 28px 0 18px;
}

.logo-text span{
  margin-left: 10px;
}
.brand{display:flex; gap:14px; align-items:center;}
.logo{
  width:44px; height:44px; border-radius: 14px;
  background: linear-gradient(135deg, rgba(34,211,238,.9), rgba(96,165,250,.9));
  display:flex; align-items:center; justify-content:center;
  color:#041018; font-weight: 800; letter-spacing:.5px;
  box-shadow: var(--shadow);
}
.name{font-weight:800; font-size: 18px;}
.tagline{color:var(--muted); font-size: 13px; margin-top: 2px;}

.row.inline{
  display:grid;
  grid-template-columns: 110px 1fr;
  align-items:center;
  gap: 12px;
}

.grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 860px){
  .grid{grid-template-columns: 1.05fr .95fr;}
}

.card{
  background: linear-gradient(180deg, var(--card), rgba(255,255,255,.03));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

h1{margin: 0 0 6px; font-size: 22px;}
h2{margin: 0; font-size: 18px;}
p{margin: 8px 0;}
.muted{color: var(--muted);}
.small{font-size: 12px;}

.form{margin-top: 14px; display:flex; flex-direction:column; gap: 12px;}
.row{display:flex; flex-direction:column; gap: 6px;}
.row.two{display:grid; grid-template-columns: 1fr 1fr; gap: 12px;}
label{font-size: 13px; color: rgba(255,255,255,.80);}

input{
  width:100%;
  border-radius: 14px;
  padding: 12px 12px;
  border: 1px solid var(--border);
  background: rgba(0,0,0,.18);
  color: var(--text);
  outline:none;
}
input:focus{
  border-color: rgba(34,211,238,.55);
  box-shadow: 0 0 0 3px rgba(34,211,238,.16);
}

.input-suffix{
  display:flex; align-items:center;
  border-radius: 14px;
  overflow:hidden;
  border: 1px solid var(--border);
  background: rgba(0,0,0,.18);
}
.input-suffix input{
  border:0; background: transparent; border-radius: 0;
}
.input-suffix span{
  padding: 0 12px;
  color: rgba(255,255,255,.55);
  border-left: 1px solid rgba(255,255,255,.10);
  font-size: 13px;
  white-space: nowrap;
}

.label-row{display:flex; justify-content:space-between; gap: 10px; align-items:baseline;}

.chips{display:flex; flex-wrap:wrap; gap: 10px;}
.chip{
  user-select:none;
  display:flex; align-items:center; gap: 8px;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  font-size: 13px;
}
.chip input{width:16px; height:16px;}

.actions{display:flex; gap: 10px; flex-wrap:wrap; margin-top: 2px;}
.btn{
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.05);
  color: var(--text);
  padding: 11px 14px;
  cursor:pointer;
}
.btn:hover{background: rgba(255,255,255,.08);}
.btn:disabled{opacity:.5; cursor:not-allowed;}
.btn.primary{
  border-color: rgba(250,204,21,.35);
  background: linear-gradient(180deg, rgba(250,204,21,.92), rgba(250,204,21,.70));
  color: #1a1302;
  font-weight: 800;
}
.btn.primary:hover{filter: brightness(1.03);}
.btn.ghost{background: transparent;}
.btn.small{padding: 8px 10px; border-radius: 12px; font-size: 12px;}

.out-head{display:flex; align-items:center; justify-content:space-between; gap: 10px;}
.out-actions{display:flex; gap: 8px;}
.period{
  margin-top: 10px;
  color: rgba(255,255,255,.82);
  font-size: 13px;
}
.output{
  margin-top: 10px;
  border-radius: 16px;
  border: 1px dashed rgba(255,255,255,.18);
  padding: 14px;
  background: rgba(0,0,0,.14);
  line-height: 1.5;
  font-size: 16px;
}
.output.empty{color: rgba(255,255,255,.60);}
.output ul{margin: 0; padding-left: 18px;}
.output li{margin: 6px 0;}

.divider{height:1px; background: rgba(255,255,255,.10); margin: 14px 0;}

.kcal-list{ display:flex; flex-direction:column; gap:12px; }

.kcal-list label{
  display:inline-grid !important;
  grid-template-columns: 22px auto;
  align-items:center;
  column-gap: 12px;
  width: max-content;     /* label se zkrátí na obsah */
  cursor:pointer;
}

.kcal-list input[type="checkbox"]{
  width:18px; height:18px;
  margin:0;
}

.kcal-list span{
  white-space: nowrap;
}

.actions.top{
  justify-content:flex-end;
  margin-bottom: 12px;
}

.btn.big{
  font-size: 20px;
  padding: 18px 22px;
  border-radius: 18px;
}

.footer{ 
  padding: 18px 0 28px;
  background: transparent; 
  text-align: center;
}
.footer .wrap{ 
  padding: 0 18px; 
} /* jen horizontální odsazení */