:root{
  --primary:#0284c7;
  --primary-dark:#0369a1;
  --primary-deep:#0c4a6e;
  --accent:#0ea5e9;
  --accent-light:#e0f2fe;
  --ink:#0f172a;
  --muted:#64748b;
  --line:#e2e8f0;
  --surface:#f8fafc;
  --white:#ffffff;
  --radius:14px;
  --shadow:0 8px 30px rgba(2,132,199,.12);
  --shadow-lg:0 18px 50px rgba(2,132,199,.18);
  --transition:.25s cubic-bezier(.4,0,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden;overflow-x:clip}
body{font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);line-height:1.7;background:var(--white);-webkit-font-smoothing:antialiased;overflow-x:hidden;overflow-x:clip}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-dark)}
.container{width:min(1180px,92%);margin:0 auto}
h1,h2,h3,h4{font-family:'Poppins','Inter',sans-serif;font-weight:700;line-height:1.2;color:var(--ink)}
.btn{display:inline-block;padding:14px 28px;border-radius:12px;font-weight:600;font-size:15px;line-height:1;transition:var(--transition);border:none;cursor:pointer;text-align:center}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 10px 25px rgba(2,132,199,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(2,132,199,.45);color:#fff}
.btn-ghost{background:transparent;color:var(--primary-deep);border:2px solid var(--primary)}
.btn-ghost:hover{background:var(--accent-light);border-color:var(--primary)}
.btn-white{background:#fff;color:var(--primary-deep)}
.btn-white:hover{background:var(--accent-light);color:var(--primary-deep)}

/* ===== HEADER ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);transition:var(--transition)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0}
.brand img{height:52px;width:auto}
.main-nav{display:flex;align-items:center;gap:10px}
.main-nav ul{display:flex;list-style:none;align-items:center;gap:6px}
.main-nav ul li{position:relative}
.main-nav ul li>a{padding:10px 16px;border-radius:10px;font-weight:600;font-size:15px;color:var(--ink);display:block;transition:var(--transition)}
.main-nav ul li>a:hover{background:var(--accent-light);color:var(--primary-dark)}
.main-nav .sub-menu{position:absolute;top:100%;left:0;min-width:230px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;display:none;list-style:none}
.main-nav li:hover>.sub-menu{display:block}
.sub-menu a{padding:10px 12px;border-radius:8px;color:var(--ink);font-size:14px;font-weight:500;display:block}
.sub-menu a:hover{background:var(--accent-light);color:var(--primary-dark)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:12px 20px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav-close{display:none}
.nav-toggle span{width:24px;height:2.5px;background:var(--ink);border-radius:3px;transition:var(--transition)}
@media(max-width:920px){
  .nav-toggle{display:flex}
  .main-nav{position:absolute;top:100%;left:0;right:0;width:100%;height:auto;max-height:calc(100vh - 72px);overflow-y:auto;background:#fff;box-shadow:0 20px 40px rgba(15,23,42,.12);border-top:1px solid var(--line);padding:20px 4vw 28px;flex-direction:column;align-items:center;opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .25s ease,transform .25s ease,visibility .25s;z-index:40}
  .main-nav.open{opacity:1;visibility:visible;transform:translateY(0)}
  .main-nav ul{flex-direction:column;align-items:center;gap:6px;width:100%}
  .main-nav ul li{width:100%;text-align:center}
  .main-nav ul li>a{text-align:center;justify-content:center}
  .main-nav .sub-menu{position:static;box-shadow:none;border:none;display:none;padding-left:0;min-width:0;margin-top:6px}
  .main-nav li:hover>.sub-menu{display:block}
  .nav-cta{margin-top:16px;width:100%;justify-content:center;max-width:280px}
  .nav-close{display:none}
  .nav-overlay{position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:30;display:none}
  .nav-overlay.open{display:block}
}

/* ===== HERO ===== */
.hero{position:relative;color:#fff;overflow:hidden;background:
  radial-gradient(ellipse at 80% 10%,rgba(14,165,233,.35),transparent 50%),
  radial-gradient(ellipse at 10% 90%,rgba(2,132,199,.4),transparent 55%),
  linear-gradient(135deg,var(--primary-deep),var(--primary-dark) 50%,var(--primary))}
.hero .container{display:flex;flex-direction:column;align-items:center;text-align:center;max-width:900px;padding:90px 0}
.hero h1{color:#fff;font-size:clamp(30px,4.5vw,52px);margin-bottom:20px;max-width:820px}
.hero h1 .hl{background:linear-gradient(90deg,#7dd3fc,#bae6fd);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:#dbeafe;font-size:clamp(16px,2vw,19px);max-width:640px;margin:0 auto 30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.hero-badges{display:flex;gap:24px;margin-top:36px;flex-wrap:wrap}
.hero-badge{display:flex;align-items:center;gap:10px;font-weight:600;font-size:14px;color:#e0f2fe}
.hero-badge svg{color:#7dd3fc}
.hero-visual{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);border-radius:20px;padding:34px;backdrop-filter:blur(6px)}
.hero-visual h3{color:#fff;font-size:18px;margin-bottom:18px}
.fact-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:14px}
.fact-row:last-child{border-bottom:none}
.fact-row .lbl{color:#bae6fd}
.fact-row .val{color:#fff;font-weight:700;font-size:16px}
@media(max-width:920px){.hero .container{padding:60px 0}}

/* ===== SECTIONS ===== */
.section{padding:80px 0}
.section.surface{background:var(--surface)}
.section-tight{padding:48px 0}
.eyebrow{display:inline-block;font-weight:700;font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--primary);margin-bottom:12px}
.section-title{font-size:clamp(26px,3.5vw,40px);margin-bottom:16px}
.section-sub{color:var(--muted);font-size:17px;max-width:680px}
.center{text-align:center}
.center .section-sub{margin:0 auto}
.section-head{margin-bottom:44px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:26px;margin-top:36px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:var(--transition)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.card .ico{width:56px;height:56px;border-radius:14px;background:var(--accent-light);display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--primary)}
.card h3{font-size:19px;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}
.card-wrap:hover .card{border-color:var(--accent)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:24px;margin-top:36px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px 26px}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-18px;left:24px;width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800;font-size:20px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.step h3{font-size:18px;margin-bottom:8px;margin-top:8px}
.step p{color:var(--muted);font-size:15px}

/* CTA band */
.cta-band{background:
  radial-gradient(ellipse at 20% 100%,rgba(14,165,233,.3),transparent 55%),
  linear-gradient(120deg,var(--primary-deep),var(--primary));color:#fff;border-radius:20px;padding:50px;text-align:center}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,34px);margin-bottom:12px}
.cta-band p{color:#dbeafe;margin-bottom:26px;max-width:620px;margin-left:auto;margin-right:auto}
.cta-band .btn-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* features with icon list */
.icont-list{list-style:none;margin-top:18px}
.icont-list li{display:flex;align-items:flex-start;gap:12px;margin-bottom:12px;color:var(--muted);font-size:15px}
.icont-list li svg{color:var(--primary);flex-shrink:0;margin-top:2px}

/* two-col */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media(max-width:920px){.two-col{grid-template-columns:1fr}}
.viz{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}

/* services grid */
.service-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;margin-top:36px}
.service-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:var(--transition)}
.service-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.service-item img{width:54px;height:54px;margin-bottom:16px}
.service-item h3{font-size:18px;margin-bottom:8px}
.service-item h3 a{color:var(--ink)}
.service-item h3 a:hover{color:var(--primary)}
.service-item p{color:var(--muted);font-size:14.5px;margin-bottom:14px}
.service-item .more{font-weight:600;font-size:14px;color:var(--primary)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:24px;margin-top:36px;text-align:center}
.stat .num{font-size:clamp(34px,5vw,52px);font-weight:800;color:var(--primary);line-height:1}
.stat .num small{font-size:.5em;color:var(--primary-dark)}
.stat .lbl{margin-top:8px;color:var(--muted);font-weight:600;font-size:15px}

/* ===== PAGE ===== */
.page-hero{background:linear-gradient(120deg,var(--primary-deep),var(--primary));color:#fff;padding:64px 0}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(28px,4vw,44px);margin-bottom:10px}
.page-hero p{color:#dbeafe;font-size:17px;max-width:640px}
.breadcrumb{display:flex;gap:8px;align-items:center;margin-bottom:14px;font-size:14px;color:#bae6fd}
.breadcrumb a{color:#e0f2fe}
.breadcrumb .sep{opacity:.6}
.page-content{font-size:16.5px;color:#334155}
.page-content h1,.page-content h2,.page-content h3{margin:28px 0 12px}
.page-content p{margin-bottom:16px}
.page-content ul,.page-content ol{margin:0 0 16px 22px}
.page-content li{margin-bottom:8px}
.page-content img{border-radius:var(--radius);margin:18px 0}
.page-single{max-width:820px;margin:0 auto}

/* sidebar */
.service-layout{display:grid;grid-template-columns:1fr 340px;gap:40px}
@media(max-width:980px){.service-layout{grid-template-columns:1fr}}
.sidebar .side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:22px;box-shadow:var(--shadow)}
.side-card h3{font-size:17px;margin-bottom:14px;color:var(--primary-deep)}
.side-links{list-style:none}
.side-links li a{display:block;padding:10px 12px;border-radius:8px;color:var(--ink);font-weight:500;font-size:14.5px;transition:var(--transition)}
.side-links li a:hover{background:var(--accent-light);color:var(--primary-dark)}
.sidebar .cta-card{background:linear-gradient(160deg,var(--primary-deep) 0%,var(--primary-dark) 55%,var(--primary) 100%);color:#fff;border:none;position:relative;overflow:hidden;padding:28px 26px;box-shadow:0 16px 36px rgba(12,74,110,.35)}
.sidebar .cta-card::before{content:"";position:absolute;top:-60px;right:-60px;width:160px;height:160px;border-radius:50%;background:rgba(125,211,252,.28);filter:blur(10px)}
.sidebar .cta-card::after{content:"";position:absolute;bottom:-70px;left:-40px;width:140px;height:140px;border-radius:50%;background:rgba(125,211,252,.15);filter:blur(14px)}
.cta-card h3{color:#fff;position:relative;z-index:2;font-size:20px}
.cta-card p{color:#dbeafe;font-size:14.5px;margin-bottom:20px;position:relative;z-index:2}
.cta-card .btn{position:relative;z-index:2}
.cta-card .btn-primary{background:#fff;color:var(--primary-deep);box-shadow:0 8px 20px rgba(0,20,40,.3)}
.cta-card .btn-primary:hover{background:#e0f2fe;color:var(--primary-deep);box-shadow:0 10px 24px rgba(0,20,40,.38)}
.cta-card .btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:2px solid rgba(255,255,255,.85);backdrop-filter:blur(4px)}
.cta-card .btn-ghost:hover{background:rgba(255,255,255,.22);border-color:#fff;color:#fff}

/* FAQ accordion */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;overflow:hidden;background:#fff}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:20px 22px;font-weight:600;font-size:16px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq-q .chev{transition:transform .3s;color:var(--primary)}
.faq-item.open .chev{transform:rotate(180deg)}
.faq-q:hover{background:var(--accent-light)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-item.open .faq-a{max-height:600px}
.faq-a .inner{padding:0 22px 22px;color:var(--muted);font-size:15px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
@media(max-width:920px){.contact-grid{grid-template-columns:1fr}}
.contact-info .ci-row{display:flex;gap:16px;align-items:flex-start;margin-bottom:22px}
.ci-row .ci-ico{width:48px;height:48px;border-radius:12px;background:var(--accent-light);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ci-row h4{font-size:16px;margin-bottom:2px}
.ci-row p,.ci-row a{color:var(--muted);font-size:15px}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-weight:600;font-size:14px;margin-bottom:8px;color:var(--primary-deep)}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;transition:var(--transition);background:#fff}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--accent-light)}
.form-group textarea{min-height:130px;resize:vertical}

/* blog */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:26px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.post-card .thumb{height:200px;background:linear-gradient(135deg,var(--accent),var(--primary));display:flex;align-items:center;justify-content:center;color:#fff;font-size:40px}
.post-card .body{padding:22px}
.post-card h3{font-size:18px;margin-bottom:8px}
.post-card h3 a{color:var(--ink)}
.post-card .meta{font-size:13px;color:var(--muted);margin-bottom:10px}
.post-card p{color:var(--muted);font-size:14.5px}

/* ===== FOOTER ===== */
.site-footer{background:var(--primary-deep);color:#ffffff;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding:60px 0 40px}
@media(max-width:920px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-brand img{height:44px;margin-bottom:16px}
.footer-brand p{font-size:14.5px;color:#ffffff}
.site-footer h3{color:#fff;font-size:15px;margin-bottom:16px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#ffffff;font-size:14.5px;transition:var(--transition)}
.footer-links a:hover{color:#7dd3fc;padding-left:4px}
.footer-contact{list-style:none}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:14px;font-size:14.5px}
.footer-contact a{color:#ffffff}
.footer-contact a:hover{color:#7dd3fc}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;color:#ffffff}
.footer-bottom a{color:#7dd3fc}

/* toast/notice */
.notice,.error-box,.success-box,.alert{padding:14px 18px;border-radius:10px;margin-bottom:18px;font-size:14.5px}
.success-box{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.error-box{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.notice{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}

/* ===== BLOG (nowoczesna lista wpisów) ===== */
.blog-page-hero{background:linear-gradient(120deg,var(--primary-deep),var(--primary));color:#fff;padding:72px 0 92px;position:relative;overflow:hidden}
.blog-page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 85% 0%,rgba(125,211,252,.35),transparent 55%)}
.blog-page-hero .container{position:relative;z-index:2;text-align:center}
.blog-page-hero h1{color:#fff;font-size:clamp(30px,4.5vw,46px);margin-bottom:10px}
.blog-page-hero p{color:#dbeafe;font-size:17px;max-width:620px;margin:0 auto}
.breadcrumb{display:flex;justify-content:center;gap:8px;align-items:center;margin-bottom:16px;font-size:13.5px;color:#bae6fd}
.breadcrumb a{color:#e0f2fe}
.breadcrumb .sep{opacity:.6}

.blog-layout{display:grid;grid-template-columns:1fr;gap:32px;padding:48px 0 24px}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:28px}
.blog-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:transform .35s cubic-bezier(.4,0,.2,1),box-shadow .35s;display:flex;flex-direction:column}
.blog-card:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(2,132,199,.16);border-color:rgba(2,132,199,.3)}
.blog-card .card-thumb{display:block;overflow:hidden;aspect-ratio:4/3;background:var(--surface);position:relative}
.blog-card .card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.4,0,.2,1)}
.blog-card:hover .card-thumb img{transform:scale(1.07)}
.blog-card .card-body{display:flex;flex-direction:column;gap:12px;padding:24px 24px 26px;flex:1}
.blog-card .card-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.blog-card .card-meta .badge{display:inline-flex;align-items:center;gap:6px;background:var(--accent-light);color:var(--primary-deep);font-weight:600;font-size:12px;padding:5px 11px;border-radius:999px}
.blog-card .card-meta time{display:inline-flex;align-items:center;gap:6px}
.blog-card .card-title{font-size:19px;line-height:1.35;margin:0}
.blog-card .card-title a{color:var(--ink);transition:var(--transition)}
.blog-card .card-title a:hover{color:var(--primary)}
.blog-card .card-excerpt{color:var(--muted);font-size:14.5px;line-height:1.65;flex:1}
.blog-card .card-link{margin-top:6px}
.blog-card .card-link a{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:14.5px;color:var(--primary);transition:var(--transition)}
.blog-card .card-link a svg{transition:transform .3s}
.blog-card .card-link a:hover{color:var(--primary-dark)}
.blog-card .card-link a:hover svg{transform:translateX(4px)}

.blog-pagination{display:flex;gap:10px;justify-content:center;margin:40px 0 20px}
.btn-ghost{background:#fff}

@media(max-width:820px){
  .blog-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
}
@media(max-width:560px){
  .blog-page-hero{padding:52px 0 68px}
  .blog-layout{padding:36px 0 16px;gap:24px}
  .blog-grid{grid-template-columns:1fr;gap:20px}
  .blog-card .card-thumb{aspect-ratio:16/10}
  .blog-card .card-body{padding:20px 20px 22px}
  .blog-card .card-title{font-size:18px}
}