:root {
  --ink: #0b1220; --muted: #5b6676; --line: #e6e9f0; --bg: #f7f8fc; --card: #fff;
  --accent: #4f46e5; --accent-d: #3730a3; --accent-soft: #eef2ff; --ok: #059669; --warn: #b45309; --err: #b91c1c;
  --r: 16px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; font-size: 16px; line-height: 1.6;
  color: var(--ink); background: var(--bg); -webkit-font-smoothing: antialiased; }
a { color: var(--accent-d); }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 12px; }
h1 { font-size: clamp(28px, 3.6vw, 44px); font-weight: 800; }
h2 { font-size: 22px; font-weight: 700; }
h3 { font-size: 17px; font-weight: 700; }
p { margin: 0 0 14px; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 780px; }
.page { padding-top: 32px; padding-bottom: 56px; }
.section { padding: 72px 20px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.opt { color: var(--muted); font-weight: 400; font-size: 13px; }

/* header / footer */
.top { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.85); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.logo { text-decoration: none; color: var(--ink); font-weight: 700; font-size: 19px; letter-spacing: -0.02em; white-space: nowrap; }
.logo b { color: var(--accent); font-weight: 800; }
.logo span { color: #94a3b8; font-weight: 600; }
.nav { display: flex; align-items: center; gap: 22px; }
.nav a { color: var(--ink); text-decoration: none; font-size: 15px; font-weight: 500; }
.nav a.btn { color: #fff; }
.foot { border-top: 1px solid var(--line); background: #fff; padding: 36px 0 24px; margin-top: 40px; }
.foot-row { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 12px; }
.foot-links { display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.foot-links a { color: var(--muted); text-decoration: none; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; border-radius: 12px; padding: 12px 20px;
  font: inherit; font-weight: 600; background: var(--accent); color: #fff; cursor: pointer; text-decoration: none;
  box-shadow: 0 6px 18px -8px rgba(79,70,229,.6); transition: transform .15s, background .15s; }
.btn:hover { background: var(--accent-d); transform: translateY(-1px); }
.btn-sm { padding: 8px 14px; font-size: 14px; border-radius: 10px; }
.btn-lg { padding: 15px 28px; font-size: 17px; }
.btn-ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); box-shadow: none; }
.btn-ghost:hover { background: var(--bg); }
.btn-light { background: #fff; color: var(--accent-d); box-shadow: none; }
.btn-danger { background: #fff; color: var(--err); border: 1px solid #fecaca; box-shadow: none; }
.btn-danger:hover { background: #fef2f2; }

/* hero */
.hero { padding: 64px 0 40px; background:
  radial-gradient(900px 400px at 10% -10%, rgba(79,70,229,.14), transparent 70%),
  radial-gradient(700px 360px at 100% 0%, rgba(14,165,233,.10), transparent 70%); }
.hero-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--accent-d);
  background: var(--accent-soft); border: 1px solid #c7d2fe; border-radius: 999px; padding: 5px 12px; margin-bottom: 16px; }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.eyebrow-light { background: rgba(255,255,255,.15); color: #fff; border-color: rgba(255,255,255,.3); }
.grad { background: linear-gradient(90deg, var(--accent), #0ea5e9); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 18px; color: #475569; max-width: 620px; }
.ticks { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 8px; }
.ticks li { padding-left: 28px; position: relative; }
.ticks li::before { content: '✓'; position: absolute; left: 0; top: 0; width: 20px; height: 20px; border-radius: 50%; background: #d1fae5;
  color: var(--ok); font-size: 12px; font-weight: 800; display: grid; place-items: center; margin-top: 3px; }
.hero-card { display: grid; gap: 12px; }
.mini-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; display: grid; gap: 4px;
  box-shadow: 0 20px 40px -28px rgba(15,23,42,.35); }
.mini-card:nth-child(2) { margin-left: 28px; }
.mini-card .muted { font-size: 13px; }

/* badges */
.badge { display: inline-block; font-size: 12px; font-weight: 600; border-radius: 999px; padding: 3px 10px; width: fit-content; }
.b-open { background: #d1fae5; color: #065f46; }
.b-cont { background: #e0f2fe; color: #075985; }
.b-plan { background: #fef3c7; color: #92400e; }
.b-closed { background: #f1f5f9; color: #475569; }
.b-kind { background: var(--accent-soft); color: var(--accent-d); }

/* search form */
.search-card { background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 32px; margin-top: 8px;
  box-shadow: 0 30px 70px -40px rgba(15,23,42,.35); }
.fgroup { border-top: 1px solid var(--line); padding: 22px 0 6px; }
.fgroup h3 { display: flex; align-items: center; gap: 10px; }
.num { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 8px; background: var(--ink); color: #fff;
  font-size: 13px; font-weight: 700; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px 18px; margin-bottom: 14px; }
.span2 { grid-column: span 2; }
label { display: block; font-size: 14px; font-weight: 600; }
label > input, label > select, label > textarea { display: block; margin-top: 6px; }
.filters-bar label > select { display: inline-block; margin: 0 0 0 6px; width: auto; }
input[type=text], input[type=email], select, textarea { font: inherit; font-weight: 400; font-size: 15px; width: 100%; padding: 11px 13px;
  border: 1px solid #d5dbe5; border-radius: 10px; background: #fff; color: var(--ink); transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(79,70,229,.12); }
textarea { resize: vertical; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip { display: inline-flex; font-weight: 500; cursor: pointer; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { padding: 8px 14px; border: 1px solid #d5dbe5; border-radius: 999px; font-size: 14px; background: #fff; transition: all .15s; user-select: none; }
.chip input:checked + span { background: var(--accent); border-color: var(--accent); color: #fff; }
.chip input:focus-visible + span { box-shadow: 0 0 0 4px rgba(79,70,229,.2); }
.chip-soft input:checked + span { background: var(--accent-soft); color: var(--accent-d); border-color: #a5b4fc; }
.submit-row { display: flex; align-items: flex-end; gap: 16px; border-top: 1px solid var(--line); padding-top: 22px; margin-bottom: 10px; }
.email-field { flex: 1; }
.alert-err { background: #fef2f2; border: 1px solid #fecaca; color: var(--err); border-radius: 10px; padding: 10px 14px; }
.ok-box { background: #ecfdf5; border: 1px solid #a7f3d0; border-radius: 10px; padding: 12px 16px; }

/* sections */
.steps3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 28px; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.step .num { margin-bottom: 12px; background: var(--accent); }
.step p { color: var(--muted); margin: 0; }
.price-card { display: grid; grid-template-columns: 1.6fr 1fr; gap: 32px; align-items: center; color: #fff; border-radius: 24px; padding: 40px;
  background: radial-gradient(600px 240px at 80% 0, rgba(14,165,233,.35), transparent 70%), linear-gradient(135deg, #312e81, #4f46e5); }
.price-card h2 { font-size: 30px; }
.price { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.25); border-radius: 18px; padding: 24px; display: grid; gap: 4px; text-align: center; }
.price b { font-size: 36px; letter-spacing: -0.03em; }
.price small { opacity: .8; margin-bottom: 12px; }
.faq { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 0 20px; margin-bottom: 10px; }
.faq summary { cursor: pointer; list-style: none; padding: 16px 28px 16px 0; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 0; top: 12px; font-size: 22px; color: #94a3b8; }
.faq[open] summary::after { content: '–'; }
.faq p { color: #475569; }

/* cards, pending, results */
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 26px; margin-bottom: 18px; }
.two-col { display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px; align-items: start; }
.inline-form { display: flex; gap: 10px; flex-wrap: wrap; margin: 6px 0 10px; }
.inline-form input { flex: 1; min-width: 220px; }
.inline-form.tiny { display: inline-flex; margin: 0 0 0 8px; vertical-align: middle; }
.inline-form.tiny input { min-width: 160px; padding: 6px 10px; }
.profile-card dl, .kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 14px; margin: 0 0 12px; }
.profile-card dt, .kv dt { color: var(--muted); }
.profile-card dd, .kv dd { margin: 0; }
.progress { height: 10px; background: var(--accent-soft); border-radius: 99px; overflow: hidden; margin: 18px 0 10px; }
.progress-bar { height: 100%; width: 35%; background: linear-gradient(90deg, var(--accent), #0ea5e9); border-radius: 99px;
  animation: slide 1.6s ease-in-out infinite; }
@keyframes slide { 0% { transform: translateX(-100%); } 100% { transform: translateX(300%); } }
.add-email summary { cursor: pointer; color: var(--accent-d); font-size: 14px; }
.banner { background: #fffbeb; border: 1px solid #fde68a; border-radius: 12px; padding: 10px 16px; font-size: 14px; }
.results-head { margin-bottom: 18px; }
.results-grid { display: grid; grid-template-columns: 1fr 340px; gap: 22px; align-items: start; }
.side { position: sticky; top: 84px; }
.filters-bar { display: flex; flex-wrap: wrap; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px 16px; margin-bottom: 14px; }
.filters-bar label { font-size: 12px; color: var(--muted); }
.filters-bar select { padding: 7px 10px; font-size: 14px; }
.program { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 22px 24px; margin-bottom: 14px; transition: box-shadow .2s; }
.program:hover { box-shadow: 0 18px 40px -30px rgba(15,23,42,.4); }
.program-top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 10px; }
.program h2 { font-size: 19px; margin-bottom: 4px; }
.match { margin-left: auto; font-size: 12px; font-weight: 600; }
.m-wysokie { color: var(--ok); }
.m-srednie { color: var(--warn); }
.m-niskie { color: var(--muted); }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 10px; background: var(--bg); border-radius: 12px; padding: 12px 14px; margin: 12px 0; }
.facts span { display: block; font-size: 12px; color: var(--muted); }
.facts b { font-size: 14px; font-weight: 600; }
.why { margin-bottom: 8px; }
.reqs { margin: 0 0 8px; padding-left: 20px; color: #475569; font-size: 14px; }
.watch { font-size: 14px; color: var(--warn); margin-bottom: 8px; }
.src { font-weight: 600; font-size: 14px; text-decoration: none; }
.tips ul { padding-left: 20px; margin: 0; }
.alert-card { border: 2px solid #c7d2fe; background: linear-gradient(180deg, #fff, var(--accent-soft)); }
.price-line b { font-size: 24px; }
.stack { display: grid; gap: 10px; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 400; font-size: 14px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.doc h2 { font-size: 18px; margin-top: 28px; }
.doc li { margin-bottom: 6px; }

@media (max-width: 900px) {
  .hero-grid, .two-col, .results-grid, .price-card, .steps3 { grid-template-columns: 1fr; }
  .grid3 { grid-template-columns: 1fr 1fr; }
  .side { position: static; }
  .nav a:not(.btn) { display: none; }
  .hero-card { display: none; }
}
@media (max-width: 600px) {
  .grid3 { grid-template-columns: 1fr; }
  .span2 { grid-column: auto; }
  .search-card { padding: 20px; border-radius: 16px; }
  .submit-row { flex-direction: column; align-items: stretch; }
  .section { padding: 48px 16px; }
  .wrap { padding: 0 16px; }
  .price-card { padding: 26px; }
  .logo { font-size: 17px; }
}

/* logo, footer */
.logo-link { display: flex; align-items: center; }
.logo-img { height: 42px; width: auto; display: block; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 24px; }
.foot-brand p { margin: 12px 0 0; }
.foot-col { display: flex; flex-direction: column; gap: 6px; font-size: 14px; }
.foot-col b { margin-bottom: 4px; }
.foot-col a { color: var(--muted); text-decoration: none; }
.foot-col a:hover { color: var(--accent-d); }
.contact { font-weight: 600; }
.foot-legal { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 16px; }
.foot-logo { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--ink); text-decoration: none; }

/* PKD suggestions */
.pkd-field { position: relative; }
.suggest { position: absolute; z-index: 20; left: 0; right: 0; top: 100%; margin: 4px 0 0; padding: 4px; list-style: none; background: #fff;
  border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 18px 40px -18px rgba(15,23,42,.35); max-height: 320px; overflow: auto; font-weight: 400; }
.suggest li { padding: 8px 10px; border-radius: 8px; cursor: pointer; font-size: 14px; line-height: 1.35; }
.suggest li b { color: var(--accent-d); margin-right: 6px; }
.suggest li:hover, .suggest li.on { background: var(--accent-soft); }

/* AI section, categories */
.ai-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; align-items: center; }
.sources-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 24px; }
.src-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.src-tags span { font-size: 13px; padding: 5px 11px; border-radius: 999px; background: var(--bg); border: 1px solid var(--line); }
.cat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; margin-top: 28px; }
.cat-grid-wide { grid-template-columns: repeat(3, 1fr); }
.cat { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 20px; display: flex; flex-direction: column; gap: 6px; }
.cat h2, .cat h3 { font-size: 16px; margin-bottom: 6px; }
.cat a { font-size: 14px; color: var(--ink); text-decoration: none; }
.cat a:hover { color: var(--accent-d); }

/* topic pages */
.crumbs { font-size: 13px; color: var(--muted); margin-bottom: 18px; }
.crumbs a { color: var(--muted); }
.seo-grid { display: grid; grid-template-columns: 1fr 320px; gap: 32px; align-items: start; }
.seo-body h2 { margin-top: 30px; }
.bullets { padding-left: 20px; }
.bullets li { margin-bottom: 8px; }
.cta-inline { display: flex; align-items: center; justify-content: space-between; gap: 16px; background: linear-gradient(135deg, var(--accent-soft), #e0f2fe);
  border: 1px solid #c7d2fe; border-radius: var(--r); padding: 18px 22px; margin: 22px 0; }
.cta-inline span { display: block; color: var(--muted); font-size: 14px; }
.cta-card { border: 2px solid #c7d2fe; }
.btn-block { width: 100%; margin-bottom: 10px; }
.links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: 14px; }
.faq-block .faq[open] summary::after { content: '–'; }
.hero-sm { padding: 56px 0 24px; }
.center-block { margin-left: auto; margin-right: auto; }
.ticks-light li::before { background: rgba(255,255,255,.2); color: #fff; }
.ticks-light a { color: #fff; }
.calls { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.call { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 18px 20px; }
.call h2 { font-size: 17px; margin-bottom: 4px; }

@media (max-width: 900px) {
  .foot-grid, .ai-grid, .seo-grid, .calls { grid-template-columns: 1fr; }
  .cat-grid, .cat-grid-wide { grid-template-columns: 1fr 1fr; }
  .nav a:not(.btn) { display: none; }
  .cta-inline { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 600px) {
  .cat-grid, .cat-grid-wide { grid-template-columns: 1fr; }
  .logo-img { height: 32px; }
}