/* TRESTON – style strony */
:root{
  --blue:#1565C0;
  --blue-deep:#0D3B7A;
  --blue-ink:#1565C0;
  --orange:#FF7F27;
  --orange-soft:#FFA45E;
  --bg:#FFFFFF;
  --surface:#FFFFFF;
  --mist:#F3F6FA;
  --mist-2:#E8EEF6;
  --ink:#0F1E33;
  --ink-soft:#4A5A70;
  --line:rgba(15,30,51,.09);
  --blue-tint:rgba(21,101,192,.08);
  --shadow-sm:0 1px 2px rgba(13,59,122,.06), 0 4px 14px rgba(13,59,122,.05);
  --shadow-lg:0 2px 6px rgba(13,59,122,.06), 0 24px 48px -12px rgba(13,59,122,.18);
  --nav-bg:rgba(255,255,255,.78);
  --r-lg:28px; --r-md:20px; --r-sm:12px;
  --font:"Onest", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --nav-h:72px;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --blue-ink:#6AA8F0; --bg:#0A1424; --surface:#0F1D33; --mist:#0D192C; --mist-2:#13233D;
    --ink:#E7EDF6; --ink-soft:#A3B2C7; --line:rgba(255,255,255,.08); --blue-tint:rgba(106,168,240,.12);
    --orange:#FF8C3A; --nav-bg:rgba(10,20,36,.78);
    --shadow-sm:0 1px 2px rgba(0,0,0,.3); --shadow-lg:0 24px 48px -12px rgba(0,0,0,.55);
  }
}
:root[data-theme="dark"]{
  --blue-ink:#6AA8F0; --bg:#0A1424; --surface:#0F1D33; --mist:#0D192C; --mist-2:#13233D;
  --ink:#E7EDF6; --ink-soft:#A3B2C7; --line:rgba(255,255,255,.08); --blue-tint:rgba(106,168,240,.12);
  --orange:#FF8C3A; --nav-bg:rgba(10,20,36,.78);
  --shadow-sm:0 1px 2px rgba(0,0,0,.3); --shadow-lg:0 24px 48px -12px rgba(0,0,0,.55);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + env(safe-area-inset-top,0px));-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{margin:0;line-height:1.1;letter-spacing:-.025em;font-weight:700}
p{margin:0}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:var(--blue);color:#fff;padding:10px 16px;border-radius:10px;z-index:100}
.skip:focus{left:12px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.wrap{padding:0 32px}}
section{position:relative}
.sec{padding:88px 0}
@media(min-width:960px){.sec{padding:128px 0}}
.sec-head{max-width:640px;margin-bottom:48px}
.sec-head h2{font-size:clamp(2rem,4.4vw,3.25rem)}
.sec-head p{margin-top:18px;color:var(--ink-soft);font-size:1.125rem;max-width:58ch}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Brand (placeholder do podmiany na oficjalne logo) ---------- */
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo-dark{display:none !important}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .logo-light{display:none !important}
  :root:not([data-theme="light"]) .logo-dark{display:block !important}
}
:root[data-theme="dark"] .logo-light{display:none !important}
:root[data-theme="dark"] .logo-dark{display:block !important}
.logo{display:block;height:40px;width:auto;max-width:none}
@media(min-width:768px){.nav .logo{height:44px}}
.logo-hero{height:clamp(72px,13vw,132px)}
.hero-brand{margin-bottom:36px}
/* logo w navbarze pojawia się dopiero po przewinięciu (gdy logo z hero znika z ekranu) */
.nav .brand{transition:opacity .3s ease, transform .3s ease}
.js .nav:not(.show-logo) .brand{opacity:0;transform:translateY(-6px);pointer-events:none;visibility:hidden}
.footer .logo{height:44px}

/* ---------- Buttons ---------- */
.btn{--h:52px;display:inline-flex;align-items:center;justify-content:center;gap:10px;height:var(--h);padding:0 26px;border-radius:999px;font:600 1rem/1 var(--font);text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:transform .25s ease, box-shadow .25s ease, background-color .25s ease, border-color .25s ease, color .25s ease;white-space:nowrap}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 20px -8px rgba(21,101,192,.6)}
.btn-primary:hover{background:#1259AB;transform:translateY(-2px);box-shadow:0 14px 28px -10px rgba(21,101,192,.7), 0 0 0 4px rgba(255,127,39,.18)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--blue-ink);color:var(--blue-ink);transform:translateY(-2px)}
.btn-ring{position:relative}
.btn-ring::after{content:"";position:absolute;inset:-1.5px;border-radius:inherit;border:1.5px solid var(--orange);opacity:0;transition:opacity .25s}
.btn-ring:hover::after{opacity:1}

/* ---------- Navbar ---------- */
.nav{position:fixed;inset:0 0 auto 0;z-index:50;padding-top:env(safe-area-inset-top,0px);transition:background-color .3s, box-shadow .3s, backdrop-filter .3s}
.nav.scrolled{background:var(--nav-bg);-webkit-backdrop-filter:saturate(1.6) blur(14px);backdrop-filter:saturate(1.6) blur(14px);box-shadow:0 1px 0 var(--line)}
.nav-in{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-right{display:flex;align-items:center;gap:10px}
.theme-btn{position:relative;width:46px;height:46px;flex:none;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;display:grid;place-items:center;overflow:hidden;transition:color .25s, border-color .25s, box-shadow .25s}
.theme-btn:hover{color:var(--blue-ink);border-color:var(--blue-ink);box-shadow:0 0 0 4px var(--blue-tint)}
.theme-btn svg{grid-area:1/1;width:21px;height:21px;transition:transform .5s cubic-bezier(.2,.7,.2,1), opacity .35s}
.theme-btn .ic-sun{color:var(--orange);opacity:0;transform:rotate(-90deg) scale(.4)}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .theme-btn .ic-moon{opacity:0;transform:rotate(90deg) scale(.4)}
  :root:not([data-theme="light"]) .theme-btn .ic-sun{opacity:1;transform:none}
}
:root[data-theme="dark"] .theme-btn .ic-moon{opacity:0;transform:rotate(90deg) scale(.4)}
:root[data-theme="dark"] .theme-btn .ic-sun{opacity:1;transform:none}
/* płynne przejście kolorów tylko w chwili przełączenia */
.theme-anim, .theme-anim *{transition:background-color .4s ease, color .4s ease, border-color .4s ease, fill .4s ease !important}
.nav-links{display:none;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{display:block;padding:10px 14px;border-radius:999px;text-decoration:none;font-weight:500;font-size:.975rem;color:var(--ink-soft);transition:color .2s, background-color .2s}
.nav-links a:hover{color:var(--blue-ink);background:var(--blue-tint)}
.nav-links a.ibok{display:inline-flex;align-items:center;gap:7px;margin-left:6px;padding:8px 14px;border:1px solid var(--line);color:var(--ink);font-weight:600}
.nav-links a.ibok:hover{border-color:var(--blue-ink);color:var(--blue-ink);background:var(--blue-tint)}
.ibok-ic{width:17px;height:17px;flex:none;color:var(--blue-ink)}
.mnav a.ibok-m{justify-content:flex-start;gap:10px;margin-top:6px;border:1px solid var(--line)}
.mnav a.ibok-m .ibok-ic{width:20px;height:20px}
.nav-links a{white-space:nowrap}
@media(min-width:1000px) and (max-width:1179px){
  .nav-links a{padding:10px 9px;font-size:.94rem}
  .nav-links a.ibok{padding:8px 12px}
  .nav-in{gap:12px}
  .nav .logo{height:38px}
  .nav .nav-cta .btn{width:44px;padding:0;gap:0}
  .nav .nav-cta .btn-txt{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
}
.nav-cta{display:none}
.nav-cta .btn{--h:44px;padding:0 20px;font-size:.95rem}
.burger{width:46px;height:46px;border-radius:14px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;cursor:pointer;color:var(--ink)}
.burger span{display:block;width:20px;height:2px;background:currentColor;border-radius:2px;position:relative;transition:background-color .2s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:currentColor;border-radius:2px;transition:transform .3s ease}
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}
.mnav{position:fixed;inset:calc(var(--nav-h) + env(safe-area-inset-top,0px)) 12px auto 12px;z-index:49;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-lg);padding:12px;opacity:0;transform:translateY(-8px) scale(.98);pointer-events:none;transition:opacity .25s ease, transform .25s ease;visibility:hidden}
.mnav.open{opacity:1;transform:none;pointer-events:auto;visibility:visible}
.mnav ul{list-style:none;margin:0;padding:0}
.mnav a{display:flex;justify-content:space-between;align-items:center;padding:14px 14px;border-radius:12px;text-decoration:none;font-weight:600;font-size:1.125rem}
.mnav a:hover{background:var(--blue-tint);color:var(--blue-ink)}
.mnav .btn{width:100%;margin-top:8px}
@media(min-width:1000px){
  .nav-links,.nav-cta{display:flex}
  .burger,.mnav{display:none}
}

/* ---------- Hero ---------- */
.hero{padding:calc(var(--nav-h) + 40px) 0 72px;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;
  background:
   radial-gradient(60% 50% at 85% 30%, rgba(21,101,192,.12), transparent 70%),
   radial-gradient(40% 40% at 10% 90%, rgba(255,127,39,.07), transparent 70%);
}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background-image:linear-gradient(var(--line) 1px, transparent 1px),linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(70% 60% at 70% 40%, #000 20%, transparent 75%);
  mask-image:radial-gradient(70% 60% at 70% 40%, #000 20%, transparent 75%);
  opacity:.7}
.hero-grid{display:grid;gap:40px;align-items:center}
@media(min-width:960px){.hero{padding:calc(var(--nav-h) + 64px) 0 112px;min-height:min(100svh,940px);display:flex;align-items:center}.hero .wrap{width:100%}.hero-grid{grid-template-columns:1.05fr .95fr;gap:24px}}
.badge{display:inline-flex;align-items:center;gap:10px;padding:8px 14px 8px 10px;border-radius:999px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);font-size:.78rem;font-weight:600;letter-spacing:.08em;color:var(--ink-soft)}
.badge i{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 4px rgba(255,127,39,.18);animation:blink 2.4s ease-in-out infinite}
@keyframes blink{50%{box-shadow:0 0 0 7px rgba(255,127,39,0)}}
.hero h1{margin-top:22px;font-size:clamp(2.75rem,7.2vw,5.25rem);font-weight:800;letter-spacing:-.04em;line-height:1.02;max-width:13ch}
.hero-lead{margin-top:24px;font-size:clamp(1.0625rem,1.6vw,1.25rem);color:var(--ink-soft);max-width:46ch}
.hero-actions{margin-top:36px;display:flex;flex-wrap:wrap;gap:12px}
.hero-actions .btn{--h:56px}
.hero-visual{position:relative;max-width:560px;margin:0 auto;width:100%}
.hero-visual svg{width:100%;height:auto;overflow:visible}
.hv-chip{position:absolute;left:4%;bottom:10%;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px 16px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:12px;font-size:.9rem;font-weight:600}
.hv-chip span{display:block;font-weight:400;color:var(--ink-soft);font-size:.8rem}
.hv-chip svg{width:30px;height:30px;color:var(--blue-ink)}

/* fiber animation primitives */
.fiber-base{fill:none;stroke:var(--blue);stroke-opacity:.18;stroke-width:3;stroke-linecap:round}
.fiber-faint{fill:none;stroke:var(--blue);stroke-opacity:.09;stroke-width:1.5}
.fiber-pulse{fill:none;stroke:url(#gPulse);stroke-width:4;stroke-linecap:round;stroke-dasharray:90 910;stroke-dashoffset:1000;animation:flow 3.6s cubic-bezier(.45,.05,.55,.95) infinite;filter:drop-shadow(0 0 6px rgba(21,101,192,.7))}
.fiber-head{fill:none;stroke:var(--orange-soft);stroke-width:5;stroke-linecap:round;stroke-dasharray:3 997;stroke-dashoffset:910;animation:flowHead 3.6s cubic-bezier(.45,.05,.55,.95) infinite;filter:drop-shadow(0 0 5px rgba(255,164,94,.95))}
@keyframes flow{to{stroke-dashoffset:0}}
@keyframes flowHead{from{stroke-dashoffset:910}to{stroke-dashoffset:-90}}
.house-glow{animation:houseGlow 3.6s ease-in-out infinite}
@keyframes houseGlow{0%,70%{opacity:.15}88%{opacity:1}100%{opacity:.35}}
.node-ring{transform-origin:center;transform-box:fill-box;animation:ring 3.6s ease-out infinite}
@keyframes ring{0%{transform:scale(1);opacity:.6}60%,100%{transform:scale(2.4);opacity:0}}

/* ---------- Reveal ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}
.js .reveal[data-d="1"]{transition-delay:.08s}.js .reveal[data-d="2"]{transition-delay:.16s}.js .reveal[data-d="3"]{transition-delay:.24s}

/* ---------- Why ---------- */
.why{background:var(--mist)}
.why-grid{display:grid;gap:16px}
@media(min-width:640px){.why-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1040px){.why-grid{grid-template-columns:repeat(4,1fr)}}
.why-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:28px 26px 30px;transition:transform .35s ease, box-shadow .35s ease, border-color .35s}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(21,101,192,.22)}
.ico{position:relative;width:56px;height:56px;border-radius:16px;background:var(--blue-tint);color:var(--blue-ink);display:grid;place-items:center;margin-bottom:22px}
.ico svg{width:28px;height:28px}
.ico::after{content:"";position:absolute;top:-3px;right:-3px;width:10px;height:10px;border-radius:50%;background:var(--orange);border:2px solid var(--surface)}
.why-card h3{font-size:1.25rem;letter-spacing:-.015em}
.why-card p{margin-top:10px;color:var(--ink-soft);font-size:1rem}

/* ---------- FTTH ---------- */
.ftth-grid{display:grid;gap:56px;align-items:center}
@media(min-width:960px){.ftth-grid{grid-template-columns:.9fr 1.1fr;gap:72px}}
.ftth-copy h2{font-size:clamp(2rem,4.4vw,3.25rem)}
.ftth-copy .lead{margin-top:18px;font-size:1.125rem;color:var(--ink-soft);max-width:48ch}
.ftth-copy .lead strong{color:var(--ink);font-weight:600}
.benefits{margin:32px 0 0;padding:0;list-style:none;display:grid;gap:4px 24px}
@media(min-width:520px){.benefits{grid-template-columns:1fr 1fr}}
.benefits li{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-weight:500}
.benefits svg{width:22px;height:22px;color:var(--blue-ink);flex:none}
.ftth-viz{background:linear-gradient(160deg,var(--mist) 0%,var(--surface) 100%);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 20px;position:relative;overflow:hidden}
.ftth-viz svg{width:100%;height:auto}
.viz-label{font:600 15px var(--font);fill:var(--ink)}
.viz-sub{font:400 13px var(--font);fill:var(--ink-soft)}
.dev{color:var(--blue-ink)}
.dev-glow{animation:devGlow 3.6s ease-in-out infinite}
@keyframes devGlow{0%,72%{opacity:.25}90%{opacity:1}100%{opacity:.4}}

/* ---------- Offer ---------- */
.offer{background:var(--mist)}
.offer-grid{display:grid;gap:20px}
@media(min-width:960px){.offer-grid{grid-template-columns:repeat(3,1fr);align-items:stretch}}
.o-card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px 30px 30px;overflow:hidden;transition:transform .4s cubic-bezier(.2,.7,.2,1), box-shadow .4s ease, border-color .4s}
.o-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.o-card::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:linear-gradient(90deg,transparent,var(--blue) 30%,var(--orange) 70%,transparent);background-size:200% 100%;transform:scaleX(0);transform-origin:left;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.o-card:hover::after{transform:scaleX(1);animation:sheen 2.4s linear infinite}
@keyframes sheen{from{background-position:100% 0}to{background-position:-100% 0}}
.o-card.is-accent{border-color:rgba(21,101,192,.35);box-shadow:0 0 0 4px var(--blue-tint)}
.o-card.is-accent::before{content:"";position:absolute;inset:0 0 auto 0;height:140px;background:radial-gradient(80% 100% at 50% 0%, rgba(21,101,192,.12), transparent 80%);pointer-events:none}
.o-card.is-tv::before{content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle, rgba(255,127,39,.14), transparent 70%);pointer-events:none}
.o-ico{width:76px;height:76px;border-radius:22px;display:grid;place-items:center;background:var(--blue-tint);color:var(--blue-ink);margin-bottom:28px;position:relative;transition:background-color .35s, color .35s, box-shadow .35s}
.o-ico svg{width:42px;height:42px}
.o-ico .acc{color:var(--orange);transition:opacity .35s;opacity:.0}
.o-card:hover .o-ico{background:var(--blue);color:#fff;box-shadow:0 10px 24px -10px rgba(21,101,192,.8)}
.o-card:hover .o-ico .acc{opacity:1;color:var(--orange-soft)}
.o-kind{font-size:.9rem;font-weight:600;color:var(--blue-ink);margin-bottom:8px}
.o-card h3{font-size:1.625rem}
.o-card > p{margin-top:14px;color:var(--ink-soft);font-size:1rem}
.o-list{list-style:none;margin:24px 0 30px;padding:0;display:grid;gap:10px}
.o-list li{display:flex;gap:12px;align-items:flex-start;font-weight:500;font-size:.98rem}
.o-list li::before{content:"";flex:none;margin-top:9px;width:14px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--orange))}
.o-card .btn{margin-top:auto;width:100%}
.o-note{margin-top:32px;text-align:center;color:var(--ink-soft);font-size:.975rem;max-width:62ch;margin-left:auto;margin-right:auto}

/* ---------- Coverage ---------- */
.cov-grid{display:grid;gap:32px}
@media(min-width:1040px){.cov-grid{grid-template-columns:1.5fr .9fr;gap:40px;align-items:stretch}}
.map{position:relative;background:var(--mist);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.map svg{width:100%;height:auto}
.map-river{fill:none;stroke:#7CC6E8;stroke-opacity:.4;stroke-width:7;stroke-linecap:round;stroke-linejoin:round}
.map-fiber{stroke-width:2.5;stroke-opacity:.3}
.map-label{font:600 15px var(--font);fill:var(--ink)}
.map-label.big{font-size:22px;font-weight:700}
.map-river-label{font:italic 500 14px var(--font);fill:#3E9CC6;fill-opacity:.7;letter-spacing:.04em}
.pt{cursor:pointer;outline:none}
.pt .core{fill:var(--blue);stroke:#fff;stroke-width:3}
.pt .halo{fill:var(--blue);opacity:.25;transform-origin:center;transform-box:fill-box;animation:pulse 2.8s ease-out infinite}
.pt:nth-of-type(2n) .halo{animation-delay:.7s}.pt:nth-of-type(3n) .halo{animation-delay:1.4s}
.pt:hover .core,.pt:focus-visible .core,.pt.active .core{fill:var(--orange)}
.pt:focus-visible .core{stroke:var(--orange);stroke-width:5}
@keyframes pulse{0%{transform:scale(1);opacity:.45}100%{transform:scale(3.2);opacity:0}}
.map-tip{position:absolute;z-index:3;pointer-events:none;background:var(--ink);color:var(--bg);padding:8px 12px;border-radius:10px;font-size:.9rem;font-weight:600;white-space:nowrap;transform:translate(-50%,calc(-100% - 16px));opacity:0;transition:opacity .2s}
.map-tip::after{content:"";position:absolute;left:50%;bottom:-5px;width:10px;height:10px;background:inherit;transform:translateX(-50%) rotate(45deg)}
.map-tip.show{opacity:1}
/* telefon: większe podpisy, żeby były czytelne po pomniejszeniu mapy */
.map-label{paint-order:stroke;stroke:var(--mist);stroke-width:4px;stroke-linejoin:round}
@media(max-width:640px){
  .map-label{font-size:23px;stroke-width:6px}
  .map-label.big{font-size:30px}
  .map-river-label{font-size:20px}
}
.cov-panel{display:flex;flex-direction:column;gap:24px}
.places{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.places li{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-weight:500;font-size:.95rem;cursor:default;transition:border-color .2s, color .2s}
.places li i{width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 3px var(--blue-tint)}
.places li:hover,.places li.active{border-color:var(--blue-ink);color:var(--blue-ink)}
.cov-cta{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:26px;box-shadow:var(--shadow-sm);margin-top:auto}
.cov-cta .btn{width:100%;white-space:normal;text-align:center;height:auto;min-height:56px;padding:14px 22px;line-height:1.3}
.cov-cta p{margin-top:16px;color:var(--ink-soft);font-size:.975rem}
.cov-cta a.inline{color:var(--blue-ink);font-weight:600;text-decoration-thickness:1px;text-underline-offset:3px}

/* ---------- Steps ---------- */
.steps{background:var(--mist)}
.steps-list{list-style:none;margin:0;padding:0;display:grid;gap:40px;position:relative}
.steps-line{position:absolute;left:27px;top:28px;bottom:28px;width:3px;border-radius:3px;background:var(--mist-2);overflow:hidden}
.steps-line::after{content:"";position:absolute;left:0;right:0;height:30%;background:linear-gradient(180deg,transparent,var(--blue),var(--orange-soft));animation:stepFlowV 3.2s ease-in-out infinite}
@keyframes stepFlowV{from{top:-30%}to{top:100%}}
.step{position:relative;display:grid;grid-template-columns:56px 1fr;gap:22px;align-items:start}
.step-num{width:56px;height:56px;border-radius:50%;background:var(--surface);border:2px solid var(--blue);color:var(--blue-ink);display:grid;place-items:center;font-weight:700;font-size:1.05rem;position:relative;z-index:1;box-shadow:0 0 0 6px var(--mist)}
.step h3{font-size:1.375rem;margin-top:12px}
.step p{margin-top:8px;color:var(--ink-soft)}
@media(min-width:860px){
  .steps-list{grid-template-columns:repeat(3,1fr);gap:32px}
  .steps-line{left:28px;right:28px;top:27px;bottom:auto;width:auto;height:3px}
  .steps-line::after{top:0;bottom:0;height:auto;width:30%;background:linear-gradient(90deg,transparent,var(--blue),var(--orange-soft));animation:stepFlowH 3.2s ease-in-out infinite}
  .step{grid-template-columns:1fr;gap:0}
  .step h3{margin-top:26px}
}
@keyframes stepFlowH{from{left:-30%}to{left:100%}}

/* ---------- CTA band ---------- */
.cta-band{padding:24px 0}
.cta-box{position:relative;overflow:hidden;isolation:isolate;border-radius:36px;background:linear-gradient(135deg,#1565C0 0%,#0F4C99 55%,#0D3B7A 100%);color:#fff;padding:72px 28px;text-align:center}
@media(min-width:768px){.cta-box{padding:104px 48px}}
.cta-box svg.cta-fibers{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.9}
.cta-box h2{font-size:clamp(2.1rem,5vw,3.75rem);max-width:16ch;margin:0 auto}
.cta-box p{margin:22px auto 0;max-width:52ch;font-size:1.125rem;color:rgba(255,255,255,.82)}
.btn-white{--h:62px;background:#fff;color:var(--blue-deep);font-size:1.1rem;padding:0 34px;margin-top:36px;box-shadow:0 18px 36px -14px rgba(0,0,0,.45)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 22px 40px -14px rgba(0,0,0,.5), 0 0 0 5px rgba(255,164,94,.45)}
.cta-box small{display:block;margin-top:20px;font-size:.95rem;color:rgba(255,255,255,.7)}
.cta-fiber{fill:none;stroke:rgba(255,255,255,.12);stroke-width:1.5}
.cta-pulse{fill:none;stroke:rgba(255,164,94,.9);stroke-width:2;stroke-linecap:round;stroke-dasharray:50 950;stroke-dashoffset:1000;animation:flow 6s linear infinite}
.cta-pulse.b{stroke:rgba(255,255,255,.7);animation-duration:7.5s;animation-delay:-3s}

/* ---------- Contact ---------- */
.contact-grid{display:grid;gap:20px}
@media(min-width:960px){.contact-grid{grid-template-columns:1.1fr .9fr;gap:24px}}
.c-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
@media(min-width:600px){.c-list{grid-template-columns:1fr 1fr}}
.c-item{display:flex;gap:16px;align-items:flex-start;padding:24px;border-radius:var(--r-md);background:var(--surface);border:1px solid var(--line);text-decoration:none;transition:border-color .25s, transform .25s, box-shadow .25s;height:100%}
a.c-item:hover{border-color:rgba(21,101,192,.35);transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.c-item .ico{margin:0;width:48px;height:48px;border-radius:14px;flex:none}
.c-item .ico svg{width:24px;height:24px}
.c-item .ico::after{display:none}
.c-k{font-size:.9rem;color:var(--ink-soft)}
.c-v{display:block;font-weight:600;font-size:1.0625rem;margin-top:2px;word-break:break-word}
.c-ph{display:block;font-size:.85rem;color:var(--ink-soft);margin-top:4px}
.ask{position:relative;overflow:hidden;border-radius:var(--r-lg);padding:40px 32px;background:var(--mist);border:1px solid var(--line);display:flex;flex-direction:column;justify-content:center}
.ask::before{content:"";position:absolute;right:-80px;bottom:-80px;width:260px;height:260px;border-radius:50%;border:1.5px solid rgba(21,101,192,.15);box-shadow:0 0 0 40px rgba(21,101,192,.04),0 0 0 80px rgba(21,101,192,.03)}
.ask h3{font-size:clamp(1.75rem,3vw,2.25rem)}
.ask p{margin-top:12px;color:var(--ink-soft);font-size:1.125rem;max-width:30ch}
.ask .btn{margin-top:28px;align-self:flex-start;--h:58px;padding:0 24px;font-size:1.05rem}
@media(max-width:400px){.ask{padding:32px 22px}.ask .btn{font-size:.98rem;padding:0 20px}}

.depts{list-style:none;margin:0;padding:0;display:grid;gap:12px}
@media(min-width:600px){.depts{grid-template-columns:1fr 1fr}}
.dept{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 22px 18px;position:relative;overflow:hidden;transition:border-color .25s, box-shadow .25s}
.dept::before{content:"";position:absolute;left:0;top:22px;width:3px;height:22px;border-radius:0 3px 3px 0;background:linear-gradient(180deg,var(--blue),var(--orange))}
.dept:hover{border-color:rgba(21,101,192,.3);box-shadow:var(--shadow-sm)}
.dept h3{font-size:1.125rem;letter-spacing:-.01em}
.dept-d{color:var(--ink-soft);font-size:.9rem;margin:4px 0 12px}
.dept-l{display:flex;align-items:center;gap:10px;padding:7px 0;text-decoration:none;font-weight:600;color:var(--ink);word-break:break-word;transition:color .2s}
.dept-l:first-of-type{font-size:1.125rem}
.dept-l svg{width:18px;height:18px;flex:none;color:var(--blue-ink)}
.dept-l:hover{color:var(--blue-ink)}
.c-info{display:grid;gap:12px;margin-top:12px}
@media(min-width:600px){.c-info{grid-template-columns:1fr 1fr}}
.hours{display:grid;grid-template-columns:auto auto;gap:4px 16px;margin-top:6px;font-size:.975rem}
.hours strong{font-weight:600;text-align:right;white-space:nowrap}
.hours .closed{color:var(--ink-soft);font-weight:500}
.ask-sub{margin-top:18px !important;font-size:.975rem !important}
.ask-sub a{white-space:nowrap;color:var(--blue-ink);font-weight:600;text-underline-offset:3px}
@media(min-width:960px){.ask{position:sticky;top:calc(var(--nav-h) + 24px);align-self:start;min-height:420px}}
/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);padding:56px 0 40px;margin-top:40px}
.f-top{display:grid;gap:32px}
@media(min-width:860px){.f-top{grid-template-columns:1fr auto;align-items:start}}
.f-desc{margin-top:14px;color:var(--ink-soft);max-width:36ch}
.f-links{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 22px}
.f-links a{text-decoration:none;color:var(--ink-soft);font-weight:500}
.f-links a:hover{color:var(--blue-ink)}
.f-bottom{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:.9rem;color:var(--ink-soft)}
.f-bottom nav{display:flex;gap:20px;flex-wrap:wrap}
.f-legal{display:block;margin-top:6px;font-size:.82rem;opacity:.85}
/* ---------- Dialogi (polityka, informacje prawne) ---------- */
.dlg{width:min(760px,calc(100% - 24px));max-height:calc(100% - 48px - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));padding:0;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);color:var(--ink);box-shadow:var(--shadow-lg);overflow:hidden}
.dlg[open]{display:flex;flex-direction:column;animation:dlgIn .3s cubic-bezier(.2,.7,.2,1)}
.dlg::backdrop{background:rgba(10,20,36,.5);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
@keyframes dlgIn{from{opacity:0;transform:translateY(12px) scale(.98)}}
.dlg-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;border-bottom:1px solid var(--line)}
.dlg-head h2{font-size:1.375rem}
.dlg-x{width:42px;height:42px;flex:none;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;display:grid;place-items:center}
.dlg-x:hover{color:var(--blue-ink);border-color:var(--blue-ink)}
.dlg-x svg{width:18px;height:18px}
.dlg-body{padding:8px 24px 28px;overflow-y:auto;font-size:.975rem;line-height:1.65}
.dlg-body h3{font-size:1.0625rem;margin:24px 0 8px;letter-spacing:-.01em}
.dlg-body p,.dlg-body ul{margin:0 0 10px;color:var(--ink-soft)}
.dlg-body ul{padding-left:20px}
.dlg-body li{margin-bottom:4px}
.dlg-body a{color:var(--blue-ink)}
.dlg-body strong{color:var(--ink);font-weight:600}
.dlg-meta{font-size:.875rem;margin-top:20px !important}
.legal-dl{display:grid;grid-template-columns:auto 1fr;gap:10px 24px;margin:16px 0 0}
.legal-dl dt{color:var(--ink-soft)}
.legal-dl dd{margin:0;font-weight:600}
.f-bottom a{color:inherit;text-decoration:none}
.f-bottom a:hover{color:var(--blue-ink)}

/* ---------- Floating call ---------- */
.fab{position:fixed;right:24px;bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:40;width:64px;height:64px;border-radius:50%;background:var(--blue);color:#fff;display:none;place-items:center;box-shadow:0 14px 30px -10px rgba(21,101,192,.7);text-decoration:none;opacity:0;transform:translateY(16px) scale(.9);transition:opacity .35s, transform .35s;pointer-events:none}
.fab svg{width:26px;height:26px}
.fab::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--orange);opacity:0;animation:fabRing 3s ease-out infinite}
@keyframes fabRing{0%{transform:scale(1);opacity:.7}70%,100%{transform:scale(1.5);opacity:0}}
.fab.show{opacity:1;transform:none;pointer-events:auto}
.fab:hover{background:#1259AB}
.fab-label{position:absolute;right:76px;background:var(--ink);color:var(--bg);font-size:.9rem;font-weight:600;padding:8px 12px;border-radius:10px;white-space:nowrap;opacity:0;transform:translateX(6px);transition:opacity .2s, transform .2s;pointer-events:none}
.fab:hover .fab-label,.fab:focus-visible .fab-label{opacity:1;transform:none}
.mbar{position:fixed;left:0;right:0;bottom:0;z-index:40;padding:10px 14px calc(10px + env(safe-area-inset-bottom,0px));background:var(--nav-bg);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line);transform:translateY(110%);transition:transform .35s ease}
.mbar.show{transform:none}
.mbar .btn{width:100%;--h:52px}
@media(min-width:1000px){.fab{display:grid}.mbar{display:none}}
@media(max-width:999px){body{padding-bottom:84px}}

/* ---------- Menu wyboru działu (telefon) ---------- */
.call-menu{position:fixed;z-index:60;width:420px;max-width:calc(100vw - 24px);background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-lg), 0 0 0 1px rgba(21,101,192,.04);padding:8px;opacity:0;transform:translateY(-6px) scale(.98);transform-origin:top right;transition:opacity .2s ease, transform .25s cubic-bezier(.2,.7,.2,1)}
.call-menu.up{transform-origin:bottom right;transform:translateY(6px) scale(.98)}
.call-menu.open{opacity:1;transform:none}
.call-menu[hidden]{display:none}
.cm-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:12px 12px 10px}
.cm-head h2{font-size:1.125rem;letter-spacing:-.01em}
.cm-head p{margin-top:2px;font-size:.875rem;color:var(--ink-soft)}
.cm-head .dlg-x{width:36px;height:36px;border-radius:10px}
.cm-list{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.cm-item{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:12px;padding:12px;border-radius:14px;text-decoration:none;color:var(--ink);transition:background-color .2s}
.cm-item:hover,.cm-item:focus-visible{background:var(--blue-tint)}
.cm-ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--blue-tint);color:var(--blue-ink)}
.cm-ic svg{width:22px;height:22px}
.cm-txt strong{display:block;font-size:1rem;font-weight:600;white-space:nowrap}
.cm-txt span{display:block;font-size:.84rem;line-height:1.35;color:var(--ink-soft);margin-top:2px}
.cm-num{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:.92rem;color:var(--blue-ink);white-space:nowrap}
.cm-num svg{width:15px;height:15px}
.cm-urgent .cm-ic{background:rgba(255,127,39,.12);color:var(--orange)}
.cm-urgent .cm-txt strong::after{content:"Awarie";margin-left:8px;padding:2px 8px;border-radius:999px;font-size:.72rem;font-weight:600;vertical-align:2px;background:rgba(255,127,39,.14);color:var(--orange)}
.cm-foot{padding:10px 12px 6px;font-size:.82rem;color:var(--ink-soft);border-top:1px solid var(--line);margin-top:6px}
.cm-backdrop{position:fixed;inset:0;z-index:59;background:rgba(10,20,36,.45);opacity:0;transition:opacity .25s}
.cm-backdrop.open{opacity:1}
.cm-backdrop[hidden]{display:none}
@media(min-width:1000px){.cm-backdrop{background:transparent}}
/* telefon: menu wysuwa się od dołu ekranu */
@media(max-width:999px){
  .call-menu{left:0 !important;right:0 !important;top:auto !important;bottom:0 !important;width:auto;max-width:none;border-radius:24px 24px 0 0;padding:8px 8px calc(12px + env(safe-area-inset-bottom,0px));transform:translateY(100%);border-bottom:0}
  .call-menu.up{transform:translateY(100%)}
  .call-menu.open{transform:none}
  .call-menu::before{content:"";display:block;width:40px;height:4px;border-radius:4px;background:var(--line);margin:6px auto 2px}
  .cm-item{grid-template-columns:44px 1fr;row-gap:2px}
  .cm-num{grid-column:2;font-size:1rem}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .js .reveal{opacity:1;transform:none}
  .fiber-pulse,.fiber-head,.cta-pulse{display:none}
  .house-glow,.dev-glow{opacity:.8}
  .steps-line::after{display:none}
  .pt .halo{opacity:.18;transform:scale(1.8)}
}