/* kalorie.zvladnusam.cz – sdílený vzhled (veřejná část i aplikace). Bez externích fontů a knihoven. */
:root{
  --bg:#f6f8f5;--bg2:#eef3ec;--card:#fff;--ink:#14231b;--ink2:#3d5246;--muted:#6a7f72;--line:#dfe8de;
  --brand:#0d8a4f;--brand-ink:#fff;--brand-soft:#e3f4ea;--accent:#ff7a45;
  --b:#3b82f6;--s:#f2a516;--t:#ef4f6b;--v:#14b8a6;--a:#8b5cf6;
  --ok:#0d8a4f;--warn:#b45309;--warn-soft:#fff4e0;
  --r:16px;--r2:10px;--sh:0 1px 2px rgba(20,35,27,.05),0 8px 24px -12px rgba(20,35,27,.18);
  --w:1120px;--font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color-scheme:light dark;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0e1511;--bg2:#131c17;--card:#17221c;--ink:#e7f1ea;--ink2:#bcd0c3;--muted:#8ca396;--line:#24342b;
  --brand:#34c27a;--brand-ink:#05140c;--brand-soft:#173325;--warn-soft:#2c2111;--warn:#f0b35a;
  --sh:0 1px 2px rgba(0,0,0,.3),0 10px 28px -14px rgba(0,0,0,.7);
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:16px/1.6 var(--font);background:var(--bg);color:var(--ink);text-rendering:optimizeLegibility}
a{color:var(--brand);text-underline-offset:.18em}
a:hover{text-decoration-thickness:2px}
img{max-width:100%;height:auto}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em;margin:0 0 .5em}
h1{font-size:clamp(1.7rem,1.2rem + 2vw,2.6rem);font-weight:800}
h2{font-size:clamp(1.25rem,1.1rem + .7vw,1.6rem);font-weight:750;margin-top:2rem}
h3{font-size:1.08rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 1rem}
.muted{color:var(--muted)}
.small{font-size:.88rem}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* hlavička */
.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 86%,transparent);backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:1rem;height:60px}
.logo{display:flex;align-items:center;gap:.5rem;font-weight:800;color:var(--ink);text-decoration:none;font-size:1.08rem;white-space:nowrap}
.logo i{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--brand);color:var(--brand-ink);font-style:normal;font-size:1rem}
.logo small{font-weight:500;color:var(--muted);font-size:.78rem}
.nav{display:flex;gap:.2rem;margin-left:auto}
.nav a{color:var(--ink2);text-decoration:none;padding:.45rem .7rem;border-radius:999px;font-weight:600;font-size:.94rem}
.nav a:hover,.nav a[aria-current]{background:var(--brand-soft);color:var(--brand)}
.nav .cta{background:var(--brand);color:var(--brand-ink)}
.nav .cta:hover{background:var(--brand);color:var(--brand-ink);filter:brightness(1.08)}
.nav .mob-hledat{display:none}
@media (max-width:820px){.nav a:not(.cta){display:none}.nav a.mob-hledat{display:inline-block}.top .hledej-mini{display:none}}

/* vyhledávání s našeptávačem */
.hledej{position:relative;max-width:620px}
.hledej input{width:100%;font:inherit;font-size:1.06rem;padding:.9rem 1rem .9rem 2.8rem;border-radius:999px;border:1.5px solid var(--line);background:var(--card);color:var(--ink);box-shadow:var(--sh)}
.hledej input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand) 18%,transparent)}
.hledej::before{content:"";position:absolute;left:1.05rem;top:50%;width:16px;height:16px;transform:translateY(-50%);border:2.2px solid var(--muted);border-radius:50%;box-sizing:border-box}
.hledej-mini{flex:1;max-width:340px}
.hledej-mini input{padding:.5rem .9rem .5rem 2.4rem;font-size:.95rem;box-shadow:none}
.hledej-mini::before{left:.9rem;width:13px;height:13px}
.naseptavac{position:absolute;left:0;right:0;top:calc(100% + 6px);background:var(--card);border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--sh);list-style:none;margin:0;padding:.3rem;z-index:30;max-height:70vh;overflow:auto}
.naseptavac:empty{display:none}
.naseptavac a{display:flex;gap:.7rem;align-items:center;padding:.55rem .7rem;border-radius:8px;color:var(--ink);text-decoration:none}
.naseptavac a[aria-selected=true],.naseptavac a:hover{background:var(--brand-soft)}
.naseptavac b{font-weight:600;flex:1}
.naseptavac span{color:var(--muted);font-size:.86rem;white-space:nowrap}

/* hero */
.hero{padding:clamp(2rem,5vw,4rem) 0 2rem}
.hero h1{max-width:20ch}
.hero .lead{font-size:1.15rem;color:var(--ink2);max-width:58ch}
.hero-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:2rem;align-items:center}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.btn{display:inline-flex;align-items:center;gap:.5rem;font:inherit;font-weight:700;padding:.8rem 1.3rem;border-radius:999px;border:0;background:var(--brand);color:var(--brand-ink);text-decoration:none;cursor:pointer;box-shadow:var(--sh)}
.btn:hover{filter:brightness(1.07)}
.btn.sec{background:var(--card);color:var(--ink);border:1.5px solid var(--line);box-shadow:none}
.btns{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.2rem}
.chips{display:flex;flex-wrap:wrap;gap:.4rem;margin:.9rem 0 0}
.chip{display:inline-block;padding:.32rem .75rem;border-radius:999px;background:var(--card);border:1px solid var(--line);color:var(--ink2);text-decoration:none;font-size:.9rem}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}
.tag{display:inline-block;padding:.12rem .55rem;border-radius:999px;background:var(--brand-soft);color:var(--brand);font-size:.8rem;font-weight:650}
.tag.w{background:var(--warn-soft);color:var(--warn)}

/* karty a mřížky */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.2rem 1.3rem;box-shadow:var(--sh)}
.grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(var(--min,240px),1fr))}
.tile{display:block;color:var(--ink);text-decoration:none;transition:transform .15s,border-color .15s}
.tile:hover{transform:translateY(-2px);border-color:var(--brand)}
.tile .ico{font-size:1.6rem;line-height:1}
.tile h3{margin:.5rem 0 .25rem}
.tile p{margin:0;color:var(--muted);font-size:.93rem}
.kat{display:flex;align-items:center;gap:.7rem;padding:.75rem 1rem}
.kat .ico{font-size:1.4rem}
.kat b{display:block;font-weight:650;line-height:1.25}
.kat span{color:var(--muted);font-size:.84rem}

/* stránka potraviny */
.drobky{font-size:.87rem;color:var(--muted);margin:1.1rem 0 .4rem}
.drobky a{color:var(--muted)}
.det-head{display:grid;grid-template-columns:1fr auto;gap:1rem;align-items:end;margin-bottom:1rem}
.det-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:1.2rem;align-items:start}
@media (max-width:900px){.det-grid{grid-template-columns:1fr}.det-head{grid-template-columns:1fr}}
.energie{display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.energie .k{font-size:clamp(2.6rem,2rem + 3vw,3.8rem);font-weight:850;letter-spacing:-.03em;line-height:1}
.energie .u{font-weight:700;color:var(--ink2)}
.porce{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;margin:.9rem 0}
.porce button{font:inherit;font-size:.9rem;padding:.38rem .8rem;border-radius:999px;border:1.5px solid var(--line);background:var(--card);color:var(--ink2);cursor:pointer}
.porce button[aria-pressed=true]{background:var(--ink);color:var(--card);border-color:var(--ink)}
.porce input{width:5.5rem;font:inherit;padding:.38rem .6rem;border-radius:999px;border:1.5px solid var(--line);background:var(--card);color:var(--ink);text-align:right}
.makra{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin-top:.6rem}
.makro{border-radius:var(--r2);padding:.7rem .8rem;background:var(--bg2)}
.makro b{display:block;font-size:1.35rem;font-weight:800}
.makro>span{font-size:.84rem;color:var(--muted)}
.makro i{display:block;height:5px;border-radius:9px;margin-top:.45rem;background:var(--line);overflow:hidden}
.makro i::after{content:"";display:block;height:100%;width:var(--p,0%);background:var(--c)}
.pruh{display:flex;height:14px;border-radius:9px;overflow:hidden;margin:.6rem 0 .4rem;background:var(--line)}
.pruh span{display:block;height:100%}
.legenda{display:flex;flex-wrap:wrap;gap:.3rem 1rem;font-size:.86rem;color:var(--ink2)}
.legenda span::before{content:"";display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:.35rem;background:var(--c);vertical-align:-1px}
table.t{width:100%;border-collapse:collapse;font-size:.95rem}
table.t th,table.t td{padding:.55rem .5rem;border-bottom:1px solid var(--line);text-align:right;font-variant-numeric:tabular-nums}
table.t th:first-child,table.t td:first-child{text-align:left}
table.t thead th{font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:650}
table.t tr.sub td:first-child{padding-left:1.4rem;color:var(--ink2)}
table.t td.ri{color:var(--muted);width:5.5rem}
table.t tbody tr:hover{background:color-mix(in srgb,var(--brand-soft) 50%,transparent)}
.tab-wrap{overflow-x:auto}
.lepsi{color:var(--ok);font-weight:700}
.horsi{color:var(--t)}
.spal{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:.6rem}
.spal div{background:var(--bg2);border-radius:var(--r2);padding:.7rem .8rem}
.spal b{display:block;font-size:1.3rem;font-weight:800}
.spal div>span{font-size:.86rem;color:var(--muted)}
.oznaceni{display:flex;flex-wrap:wrap;gap:.4rem}
.pozn{background:var(--warn-soft);color:var(--warn);border-radius:var(--r2);padding:.7rem .9rem;font-size:.92rem}
.zdroj{font-size:.84rem;color:var(--muted);border-top:1px dashed var(--line);margin-top:1rem;padding-top:.7rem}
.cta-box{background:linear-gradient(135deg,var(--brand),color-mix(in srgb,var(--brand) 60%,#0b4f8a));color:#fff;border-radius:var(--r);padding:1.4rem 1.5rem;box-shadow:var(--sh)}
.cta-box h2,.cta-box h3{margin-top:0;color:#fff}
.cta-box p{color:rgba(255,255,255,.9)}
.cta-box .btn{background:#fff;color:#0b5b36}
.sekce{margin-top:1.4rem}

/* seznamy potravin */
.seznam{list-style:none;margin:0;padding:0}
.seznam li a{display:flex;align-items:center;gap:.8rem;padding:.65rem .4rem;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none}
.seznam li a:hover{background:var(--brand-soft)}
.seznam b{flex:1;font-weight:600}
.seznam .kc{font-weight:800;font-variant-numeric:tabular-nums;white-space:nowrap}
.seznam .mk{color:var(--muted);font-size:.84rem;white-space:nowrap;font-variant-numeric:tabular-nums}
@media (max-width:600px){.seznam .mk{display:none}}

/* formuláře / kalkulačky */
.form{display:grid;gap:.9rem}
.form .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.8rem}
label{font-weight:600;font-size:.93rem;display:grid;gap:.3rem}
input,select{font:inherit;padding:.6rem .75rem;border-radius:var(--r2);border:1.5px solid var(--line);background:var(--card);color:var(--ink);width:100%}
input:focus,select:focus{outline:none;border-color:var(--brand)}
.seg{display:flex;flex-wrap:wrap;gap:.35rem}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg label{font-weight:600;padding:.48rem .9rem;border-radius:999px;border:1.5px solid var(--line);background:var(--card);cursor:pointer;display:inline-block}
.seg input:checked+label{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.seg input:focus-visible+label{outline:3px solid color-mix(in srgb,var(--brand) 40%,transparent)}
.vysledek{background:var(--brand-soft);border-radius:var(--r);padding:1.1rem 1.2rem}
.vysledek .velke{font-size:2.3rem;font-weight:850;letter-spacing:-.02em;line-height:1.1}

/* recepty */
.rc{display:flex;flex-direction:column;gap:.35rem;color:var(--ink);text-decoration:none}
.rc .meta{display:flex;gap:.8rem;color:var(--muted);font-size:.86rem;flex-wrap:wrap}
.ingr{list-style:none;padding:0;margin:0}
.ingr li{padding:.45rem 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:1rem}
.kroky{counter-reset:k;list-style:none;padding:0}
.kroky li{counter-increment:k;position:relative;padding:0 0 1rem 2.6rem}
.kroky li::before{content:counter(k);position:absolute;left:0;top:0;width:1.8rem;height:1.8rem;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-weight:800;font-size:.9rem}

/* patička */
.pata{margin-top:4rem;border-top:1px solid var(--line);padding:2rem 0 1rem;color:var(--muted);font-size:.9rem}
.pata .grid{--min:180px}
.pata a{color:var(--ink2);text-decoration:none}
.pata a:hover{color:var(--brand)}
.pata ul{list-style:none;padding:0;margin:.3rem 0 0;display:grid;gap:.3rem}
.pata h3{font-size:.86rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}

@media (prefers-reduced-motion:no-preference){@view-transition{navigation:auto}}

/* Nutri-Score a NOVA */
.ns{display:inline-grid;place-items:center;min-width:1.7rem;height:1.7rem;border-radius:6px;font-weight:850;color:#fff;font-size:.9rem}
.ns-a{background:#038141}.ns-b{background:#85bb2f}.ns-c{background:#e5b300;color:#222}.ns-d{background:#ee8100}.ns-e{background:#e63e11}
.ns-velke{min-width:3rem;height:3rem;font-size:1.5rem;border-radius:10px}
.nova{display:inline-grid;place-items:center;width:1.7rem;height:1.7rem;border-radius:50%;font-weight:800;color:#fff;background:#888}
.nova-1{background:#00aa00}.nova-2{background:#ffcc00;color:#222}.nova-3{background:#ff6600}.nova-4{background:#ff0000}