/* ============================================================================
   LeoAir — wspólne style dla wszystkich podstron (index, model, klimat,
   energia, zdrowie, o-projekcie, mapa). Ładowane przez każdą stronę jako
   <link>. Style specyficzne dla danej strony zostają w jej <style>.
   ========================================================================= */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --g-blue:#0057D9;--g-red:#EA4335;--g-yellow:#FBBC04;--g-green:#34A853;
  --g-blue-l:#D6E4FF;--g-green-l:#D6F5DF;--g-red-l:#FDE8E6;--g-yel-l:#FEF7E0;
  --sur-v:#E8EAF6;--on-sur:#1A1C22;--on-sur-v:#44464F;--outline:#C4C6D0;--bg:#F3F5FC;
  --r-m:16px;--r-l:28px;
  --fd:'Fraunces',Georgia,serif;--fb:'DM Sans',sans-serif;--fm:'DM Mono',monospace;
  --sh1:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
  --sh2:0 4px 12px rgba(0,0,0,.08),0 2px 4px rgba(0,0,0,.04);
  --sh3:0 8px 24px rgba(0,0,0,.10),0 4px 8px rgba(0,0,0,.06);
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--on-sur);font-family:var(--fb);min-height:100vh;overflow-x:hidden}

/* ── Wspólna nawigacja ──────────────────────────────────────────────────── */
.la-topbar{background:#fff;border-bottom:1px solid var(--outline);padding:0 24px;height:64px;
  display:flex;align-items:center;gap:20px;position:sticky;top:0;z-index:300;box-shadow:var(--sh1)}
.la-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.la-logo{width:30px;height:30px;border-radius:8px;display:block}
.la-brand-txt{font-family:var(--fb);font-weight:800;font-size:17px;color:var(--on-sur);letter-spacing:-.3px}
.la-brand-txt span{color:#0891b2}
.la-nav{display:flex;align-items:center;gap:2px;margin-right:auto}
.la-nav a{font-size:13px;font-weight:600;color:var(--on-sur-v);text-decoration:none;
  padding:7px 12px;border-radius:999px;white-space:nowrap;transition:background .15s,color .15s}
.la-nav a:hover{background:var(--sur-v);color:var(--on-sur)}
.la-nav a.active{background:var(--g-blue-l);color:var(--g-blue)}
.la-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.la-live{display:inline-flex;align-items:center;gap:6px;background:var(--g-green-l);
  border:1px solid rgba(52,168,83,.3);border-radius:999px;padding:4px 12px;
  font-size:11px;font-weight:500;letter-spacing:.5px;color:#1E6E3A;text-transform:uppercase}
.la-dot{width:6px;height:6px;border-radius:50%;background:var(--g-green);
  animation:la-blink 1.4s ease-in-out infinite;box-shadow:0 0 6px var(--g-green)}
@keyframes la-blink{0%,100%{opacity:1}50%{opacity:.2}}
.la-lang{background:var(--sur-v);border:1px solid var(--outline);border-radius:999px;
  padding:5px 12px;cursor:pointer;font-size:12px;font-weight:600;color:var(--on-sur-v);
  letter-spacing:.3px;transition:all .2s;font-family:var(--fb)}
.la-lang:hover{background:var(--g-blue-l);border-color:var(--g-blue);color:var(--g-blue)}
.la-burger{display:none;background:none;border:1px solid var(--outline);border-radius:10px;
  width:38px;height:38px;font-size:18px;cursor:pointer;color:var(--on-sur);align-items:center;justify-content:center}

@media(max-width:920px){
  .la-topbar{gap:12px;padding:0 16px}
  .la-burger{display:inline-flex}
  .la-nav{position:absolute;top:64px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:#fff;border-bottom:1px solid var(--outline);box-shadow:var(--sh2);
    padding:8px;display:none;margin-right:0}
  .la-nav.open{display:flex}
  .la-nav a{padding:12px 14px;border-radius:10px;font-size:15px}
  .la-live{display:none}
}

/* ── Kontener strony ────────────────────────────────────────────────────── */
.page{max-width:1120px;margin:0 auto;padding:32px 24px 80px}

/* ── Wprowadzenie dla uczniów (page-intro) ──────────────────────────────── */
.page-intro{background:#F0F4FF;border-left:3px solid var(--g-blue);border-radius:0 var(--r-m) var(--r-m) 0;
  padding:16px 20px;margin-bottom:24px;font-size:14px;line-height:1.65;color:var(--on-sur-v);
  animation:fade-up .5s ease both}
.page-intro b{color:var(--on-sur)}
.page-h1{font-family:var(--fd);font-size:34px;font-weight:700;letter-spacing:-1px;
  margin-bottom:6px;color:var(--on-sur)}
.page-lead{font-size:14px;color:var(--on-sur-v);margin-bottom:22px;max-width:680px;line-height:1.6}

/* ── Karty ──────────────────────────────────────────────────────────────── */
.card{background:#fff;border-radius:var(--r-l);padding:28px;box-shadow:var(--sh1);
  border:1px solid var(--outline);animation:fade-up .5s .1s ease both}
.card-title{font-size:12px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--on-sur-v);margin-bottom:20px;display:flex;align-items:center;gap:8px}
.card-title-icon{width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px}
.icon-blue{background:var(--g-blue-l)}.icon-green{background:var(--g-green-l)}.icon-yellow{background:var(--g-yel-l)}

.bottom-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}
@media(max-width:768px){.bottom-grid{grid-template-columns:1fr}}

.chart-wrap{height:180px;position:relative}
canvas{width:100%!important;height:100%!important}

/* ── Rozwijana legenda / details (na wielu stronach) ─────────────────────── */
.acc-legend{background:#F0F4FF;border-left:3px solid var(--g-blue);border-radius:0 var(--r-m) var(--r-m) 0;
  margin-bottom:16px;font-size:13px;line-height:1.6;color:var(--on-sur-v)}
.acc-legend>summary{cursor:pointer;list-style:none;padding:12px 16px;font-size:13px;font-weight:600;
  color:var(--on-sur);display:flex;align-items:center;gap:8px}
.acc-legend>summary::-webkit-details-marker{display:none}
.acc-legend>summary::before{content:'▸';color:var(--g-blue);font-size:11px;line-height:1}
.acc-legend[open]>summary::before{content:'▾'}
.acc-legend-body{padding:0 16px 14px 16px}
.acc-legend-sec{margin-bottom:12px}
.acc-legend-sec:last-child{margin-bottom:0}
.acc-legend-sec>b{display:block;color:var(--on-sur);margin-bottom:2px}

/* ── Stopka techniczna ──────────────────────────────────────────────────── */
.tech-footer{background:#fff;border-radius:var(--r-l);padding:24px 28px;border:1px solid var(--outline);
  box-shadow:var(--sh1);animation:fade-up .5s .5s ease both}
.tech-label{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--on-sur-v);font-weight:600;margin-bottom:14px}
.tech-chips{display:flex;flex-wrap:wrap;gap:8px}
.tech-chip{padding:5px 12px;border-radius:999px;font-size:12px;font-weight:500;border:1px solid var(--outline);
  color:var(--on-sur-v);background:var(--sur-v);transition:all .2s;cursor:default}
.tech-chip:hover{background:var(--g-blue-l);border-color:var(--g-blue);color:var(--g-blue)}
.school-credit{margin-top:14px;font-size:11px;color:var(--on-sur-v);border-top:1px solid var(--outline);
  padding-top:14px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}

@keyframes fade-up{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}