/* Migrated from the \3c style> of the hand-written pages (tools/migrate/css.py).
   The calculator page; rules of some languages only scoped with :where(html[lang=...]).
*/

/* Fonts and palette of palletdesigner.com (cennik, section "Zwrot inwestycji") */
@font-face{font-family:'Plus Jakarta Sans';src:url('/fonts/PlusJakartaSans-VF.woff2') format('woff2-variations');font-weight:200 800;font-display:swap}
@font-face{font-family:'IBM Plex Sans';src:url('/fonts/IBMPlexSans-VF.woff2') format('woff2-variations');font-weight:100 700;font-display:swap}
@font-face{font-family:'JetBrains Mono';src:url('/fonts/JetBrainsMono-VF.woff2') format('woff2-variations');font-weight:100 800;font-display:swap}
@font-face{font-family:'Lora';src:url('/fonts/Lora-Italic-VF.woff2') format('woff2-variations');font-weight:400 700;font-style:italic;font-display:swap}
:root{
  --sky:#3ec5f3;--sky-bright:#1ba6d4;--sky-deep:#0a7ea8;--sky-dark:#08678a;--sky-soft:#d6eef9;--sky-mist:#ecf6fb;--sky-haze:#f5fbfd;
  --cream:#fefcf6;--bg:#fbfaf4;--bg-alt:#f7f5ec;
  --ink:#0a2c3d;--ink-soft:#4f6c7a;--ink-faded:#8aa1ad;
  --surface:#fff;--line:#e6eef2;--line-soft:#f0f5f8;
  --peach:#ffe0c8;--peach-soft:#fff1e3;--amber:#b86826;--mint:#cfeee0;--mint-soft:#e8f7ef;--green:#1b7a43;--warn:#b3261e;
  --shadow-soft:0 12px 40px -12px rgba(10,80,110,.10);
  --head-h:82px;   /* height of the site header; the script below measures the real one */
}
*{box-sizing:border-box;margin:0;padding:0}
html{overflow-y:scroll;scroll-padding-top:calc(var(--head-h) + 70px)}
body{font-family:'Plus Jakarta Sans',system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55;font-size:15.5px;-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit}

/* ---------- header and footer of the site (as on /cennik/) ---------- */
.container{max-width:1200px;margin:0 auto;padding:0 32px}
header{position:sticky;top:0;z-index:100;padding:18px 0;line-height:1.6;font-size:16px;background:rgba(251,250,244,.78);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid rgba(230,238,242,.55)}
header .container{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand-row{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink)}
.brand-row img{width:38px;height:38px}
.brand-name{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:19px;letter-spacing:-0.025em;color:var(--ink)}
.brand-tag{font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.18em;color:var(--ink-faded);text-transform:uppercase;margin-left:-4px;padding:2px 0 2px 14px;border-left:1px solid var(--line)}
.nav-actions{display:flex;align-items:center;gap:18px;flex-shrink:0}
.nav-link{color:var(--ink-soft);font-size:14px;font-weight:500;text-decoration:none;transition:color .2s}
/* the header keeps one line: its parts never wrap; the tagline, then the links give way */
.brand-row{min-width:0}
.nav-link,.header-cta{white-space:nowrap}
@media (min-width:861px){:where(html:is([lang="en"], [lang="pl"])) .brand-name{white-space:nowrap}}
@media (min-width:901px){:where(html[lang="de"]) .brand-name{white-space:nowrap}}
.nav-link:hover,.nav-link[aria-current]{color:var(--ink)}
.header-cta{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;background:var(--ink);color:#fff;border-radius:100px;font-size:14px;font-weight:600;text-decoration:none;transition:all .25s ease;letter-spacing:-.005em}
.header-cta:hover{background:var(--sky-deep);transform:translateY(-1px)}
.header-cta svg{width:13px;height:13px}
.lang-switch{display:inline-flex;align-items:center;gap:10px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.16em;font-weight:500;padding:6px 12px;border:1px solid var(--line);border-radius:100px;background:rgba(255,255,255,.5);white-space:nowrap}
.lang-switch .lang-active{color:var(--ink);font-weight:700}
.lang-switch .lang-link{color:var(--ink-faded);text-decoration:none;transition:color .2s}
.lang-switch .lang-link:hover{color:var(--ink)}
.lang-switch .lang-divider{width:1px;height:10px;background:var(--line)}
.nav-burger{display:none;flex-direction:column;align-items:center;justify-content:center;width:40px;height:40px;padding:0;background:transparent;border:0;border-radius:100px;cursor:pointer;-webkit-tap-highlight-color:transparent}
.nav-burger span{display:block;width:20px;height:2px;background:var(--ink-soft);border-radius:2px;margin:2px 0;transition:transform .25s ease,opacity .2s ease,background-color .2s ease}
.nav-burger:hover span{background:var(--ink)}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;z-index:99;background:rgba(251,250,244,.94);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid rgba(230,238,242,.55);padding:6px 0;opacity:0;transform:translateY(-8px);pointer-events:none;transition:opacity .22s ease,transform .22s ease}
.mobile-menu.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
.mobile-menu-link{display:block;padding:16px 28px;font-family:'IBM Plex Sans',sans-serif;font-size:17px;font-weight:500;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}
.mobile-menu-link:active{background:rgba(62,197,243,.06)}
.mobile-menu-cta{display:flex;align-items:center;justify-content:center;gap:8px;margin:10px 20px 12px;padding:14px 20px;background:var(--ink);color:#fff;border-radius:100px;font-family:'IBM Plex Sans',sans-serif;font-size:15px;font-weight:600;letter-spacing:-.005em;text-decoration:none}
.mobile-menu-cta svg{width:13px;height:13px}
footer{background:var(--ink);color:rgba(255,255,255,.85);padding:80px 0 36px;position:relative;overflow:hidden;line-height:1.6;font-size:16px}
footer::before{content:"";position:absolute;top:-100px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(62,197,243,.12) 0%,transparent 60%);border-radius:50%;pointer-events:none}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:80px;margin-bottom:56px;position:relative}
.footer-brand img{width:50px;height:50px;margin-bottom:22px;filter:brightness(1.1)}
.footer-brand h3{font-family:'Plus Jakarta Sans',sans-serif;font-weight:800;font-size:1.5rem;color:#fff;margin-bottom:10px;letter-spacing:-0.025em;line-height:1.6}
.footer-brand p{color:rgba(255,255,255,.6);font-size:.97rem;max-width:380px;line-height:1.6}
.contact-block h4{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:500;color:rgba(62,197,243,.9);text-transform:uppercase;letter-spacing:.18em;margin-bottom:22px}
.contact-list{list-style:none}
.contact-list li{margin-bottom:14px;font-size:.97rem;color:rgba(255,255,255,.85)}
.contact-list .label{display:block;font-family:'JetBrains Mono',monospace;font-size:10px;color:rgba(255,255,255,.4);text-transform:uppercase;letter-spacing:.12em;margin-bottom:4px}
.contact-list a{color:#fff;text-decoration:none;border-bottom:1px dotted rgba(255,255,255,.3);transition:all .2s}
.contact-list a:hover{border-bottom-color:var(--sky);color:var(--sky)}
.contact-list strong{color:#fff;font-weight:600}
.copy-email-inline{margin-left:10px;display:inline-flex;align-items:center;gap:6px;padding:3px 8px;background:transparent;border:1px solid rgba(255,255,255,.2);border-radius:999px;color:rgba(255,255,255,.7);font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.06em;text-transform:uppercase;cursor:pointer;vertical-align:middle;transition:all .2s ease}
.copy-email-inline:hover{color:var(--sky);border-color:var(--sky)}
.copy-email-inline svg{width:11px;height:11px;display:block}
.copy-email-inline.copied{color:#4ade80;border-color:rgba(74,222,128,.5)}
.footer-bottom{padding-top:28px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-family:'JetBrains Mono',monospace;font-size:11px;color:rgba(255,255,255,.4);letter-spacing:.06em;position:relative}
.footer-privacy{margin-top:14px;font-size:11px;color:rgba(255,255,255,.3);line-height:1.5}

/* ---------- the calculator ---------- */
.wrap{max-width:1200px;margin:0 auto;padding:40px 32px 80px}
.wrap em{font-family:'Lora',serif;font-style:italic;font-weight:400;color:var(--sky-deep);font-size:1.04em}
/* one tab at a time */
body[data-view="integrator"] [data-aud="plant"],body[data-view="plant"] [data-aud="integrator"]{display:none}

.head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 24px;align-items:end;margin-bottom:22px}
.section-label{display:inline-flex;padding:8px 16px;background:var(--sky-soft);color:var(--sky-deep);border-radius:100px;font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.14em;margin-bottom:16px}
h1{font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:2.5rem;line-height:1.1;letter-spacing:-.028em;margin-bottom:10px}
.intro{color:var(--ink-soft);font-size:1.06rem;max-width:660px}
.ghost{padding:8px 16px;border:1px solid var(--line);border-radius:100px;background:var(--surface);cursor:pointer;font-size:13px;color:var(--ink-soft);white-space:nowrap}
.ghost:hover{border-color:var(--sky-deep);color:var(--sky-deep)}

.tabs{display:flex;gap:8px;margin-bottom:28px}
.tabs button{padding:9px 22px 8px;border:1px solid #c9d6dd;border-radius:100px;background:#fff;cursor:pointer;text-align:left;line-height:1.25}
.tabs button b{display:block;font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1rem;letter-spacing:-.01em}
.tabs button small{display:block;font-size:12px;color:var(--ink-faded)}
.tabs button:hover{border-color:var(--sky-deep)}
.tabs button[aria-pressed="true"]{background:var(--sky-deep);border-color:var(--sky-deep);color:#fff}
.tabs button[aria-pressed="true"] small{color:var(--sky-soft)}

/* the total, always in view on a narrow screen */
.mbar{display:none}

.cols{display:grid;grid-template-columns:minmax(0,1fr) 396px;gap:28px;align-items:start}
.blk{margin-bottom:34px}
.blk-h{display:flex;align-items:baseline;gap:12px;margin-bottom:4px}
.blk-h .no{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;color:var(--sky-deep);background:var(--sky-mist);border-radius:7px;padding:3px 8px}
h2{font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1.42rem;line-height:1.2;letter-spacing:-.022em}
.blk-lead{color:var(--ink-soft);margin:0 0 14px;max-width:640px}

.card{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px 24px 16px;margin-bottom:12px;position:relative}
.card:hover{box-shadow:var(--shadow-soft)}
.card-h{display:grid;grid-template-columns:minmax(0,1fr) 168px;gap:0 16px;align-items:start}
.card-t{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
h3{font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1.1rem;letter-spacing:-.015em;line-height:1.25}
.card-d{color:var(--ink-soft);font-size:.93rem;line-height:1.5;margin:4px 0 8px;max-width:520px}
.chip{justify-self:end;width:168px;text-align:right;font-variant-numeric:tabular-nums}
.chip b{display:block;height:30px;line-height:30px;padding:0 10px;border-radius:8px;background:var(--sky-mist);color:var(--sky-deep);font-family:'JetBrains Mono',monospace;font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden}
.chip b.long{font-size:.74rem;padding:0 6px}
.chip small{display:block;height:18px;line-height:18px;font-size:11.5px;color:var(--ink-faded);font-family:'JetBrains Mono',monospace;white-space:nowrap;margin-top:2px}

/* with the program one layout is one run: said once, above the stages it replaces */
.joint{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:4px 20px;align-items:center;margin-bottom:12px;padding:14px 24px;border-radius:20px;background:var(--sky-soft)}
.joint-n{font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:2.1rem;line-height:1;letter-spacing:-.03em;color:var(--sky-deep);white-space:nowrap}
.joint-t b{display:block;font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1.02rem;letter-spacing:-.01em;line-height:1.3}
.joint-t span{display:block;font-size:.9rem;line-height:1.45;color:var(--ink-soft)}
.joint a{color:var(--sky-deep);font-size:.9rem;font-weight:600;white-space:nowrap}

/* what the program gives at this step: ticks, always in view */
.pd{margin-top:10px;padding:10px 14px 8px;border-radius:12px;background:var(--sky-haze)}
.pd-h{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:0 12px;font-size:.86rem;margin-bottom:2px}
.pd-h b{font-weight:600;color:var(--sky-deep)}
.pd-h .we{font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--sky-deep);white-space:nowrap}
.ticks{list-style:none}
.ticks li{display:grid;grid-template-columns:20px minmax(0,1fr);gap:0 9px;font-size:.92rem;line-height:1.45;padding:3px 0}
.ticks li::before{content:"✓";width:18px;height:18px;border-radius:50%;background:var(--sky-deep);color:#fff;font-size:11px;line-height:18px;text-align:center;font-weight:700;margin-top:2px}

/* info: the longer text, shown over the page, nothing moves */
.info{position:relative;display:inline-flex}
.info button{width:22px;height:22px;border-radius:50%;border:none;background:var(--line);color:var(--ink-soft);font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:700;cursor:help}
.info:hover button,.info:focus-within button{background:var(--sky-deep);color:#fff}
.tip{position:absolute;left:-14px;top:30px;width:440px;z-index:30;visibility:hidden;opacity:0;transition:opacity .15s;background:var(--ink);color:var(--cream);border-radius:14px;padding:14px 16px;font-size:.86rem;line-height:1.55;font-weight:400;box-shadow:0 24px 60px -12px rgba(10,80,110,.35)}
.info:hover .tip,.info:focus-within .tip{visibility:visible;opacity:1}
.tip b{font-weight:600;color:var(--sky)}

/* field: label, slider, number */
.fld{display:grid;grid-template-columns:minmax(0,1fr) 160px 214px;gap:0 16px;align-items:center;padding:7px 0}
.fld-l{font-weight:500;line-height:1.3}
.fld-l small{display:block;font-weight:400;color:var(--ink-faded);font-size:12.5px;margin-top:1px}
.fld input[type=range]{width:100%;accent-color:var(--sky-deep);cursor:pointer;height:22px}
.fld-i{display:flex;align-items:center;gap:6px;min-width:0}
.fld-i input{width:86px;flex:none;text-align:right;font-family:'IBM Plex Sans',sans-serif;font-weight:600;font-size:1.02rem;font-variant-numeric:tabular-nums;padding:6px 10px;border:1px solid #c9d6dd;border-radius:10px;background:#fff;color:var(--ink)}
.fld-i input:focus{outline:2px solid var(--sky-bright);outline-offset:-1px}
.fld-i input.mine{border-color:var(--sky-deep);background:var(--sky-haze)}
.fld-i input.bad{border-color:var(--warn);background:#fdf0ef}
.fld-i i{font-style:normal;color:var(--ink-soft);font-size:12.5px;white-space:nowrap}
.fld-i em{font-family:'JetBrains Mono',monospace;font-style:normal;font-size:11.5px;color:var(--ink-faded);white-space:nowrap;width:96px;overflow:hidden}
.under{height:20px;line-height:20px;font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--ink-faded);text-align:right}

/* revenue card: the site's second source, in its colour */
.card.rev{border-color:var(--peach);background:linear-gradient(135deg,#fff 0%,var(--peach-soft) 100%)}
.card.rev .chip b{background:var(--peach-soft);color:var(--amber)}
.card.rev input[type=range]{accent-color:var(--amber)}
.card.rev .fld-i input.mine{border-color:var(--amber);background:#fff8f0}
.card.rev .pd{background:#fff8f0}
.card.rev .pd-h b{color:var(--amber)}
.card.rev .ticks li::before{background:var(--amber)}
.tag{font-family:'JetBrains Mono',monospace;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--amber);background:var(--peach-soft);border-radius:6px;padding:2px 8px}

/* result: fixed place, fixed size; two numbers that add up */
.result{position:sticky;top:calc(var(--head-h) + 16px);max-height:calc(100vh - var(--head-h) - 32px);overflow:auto;scrollbar-width:none;font-variant-numeric:tabular-nums}
.result::-webkit-scrollbar{display:none}
.pair{display:grid;grid-template-columns:minmax(0,1fr) 22px minmax(0,1fr);align-items:center}
.tile{border:1px solid var(--line);border-radius:18px;padding:14px 16px;background:linear-gradient(135deg,#fff 0%,var(--sky-mist) 100%);min-width:0}
.tile.b{border-color:var(--peach);background:linear-gradient(135deg,var(--peach-soft) 0%,var(--peach) 100%)}
.cap{font-family:'JetBrains Mono',monospace;font-size:10.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--sky-deep);height:18px;line-height:18px;white-space:nowrap;overflow:hidden}
.tile.b .cap{color:var(--amber)}
.big{font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1.75rem;letter-spacing:-.03em;height:40px;line-height:40px;color:var(--sky-deep);white-space:nowrap;overflow:hidden}
.big small{font-size:.45em;font-weight:500;color:var(--ink-soft);margin-left:5px;letter-spacing:0}
.big.long{font-size:1.05rem}
.tile.b .big{color:var(--amber)}
.sub{height:20px;line-height:20px;font-size:12.5px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.op{height:26px;line-height:24px;text-align:center;font-family:'IBM Plex Sans',sans-serif;font-weight:300;font-size:1.7rem;color:var(--sky-deep)}
/* the total: the blue of the site, not the near-black of the text */
.sum{border-radius:18px;padding:16px 20px;background:linear-gradient(135deg,#0b86b3 0%,var(--sky-dark) 100%);color:#fff}
.sum .cap{color:#e3f5fc}
.sum .big{color:#fff;font-size:2.7rem;height:58px;line-height:58px}
.sum .big.long{font-size:1.6rem}
.sum .big small{color:#e3f5fc}
.split{display:flex;height:8px;border-radius:4px;overflow:hidden;background:rgba(255,255,255,.22);margin-top:8px}
.split i{display:block;height:100%;width:0}
.split .a{background:#fff}
.split .b{background:#ffc79a}
.legend{display:flex;justify-content:space-between;height:18px;line-height:18px;font-size:11px;color:#e3f5fc;margin-top:5px;font-family:'JetBrains Mono',monospace}
.time{margin-top:10px;padding:10px 16px;border-radius:14px;background:var(--mint-soft);height:58px;overflow:hidden}
.time b{display:block;height:20px;line-height:20px;font-family:'IBM Plex Sans',sans-serif;font-size:1rem;color:var(--green);white-space:nowrap}
.time span{display:block;height:19px;line-height:19px;font-size:12.5px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.src{margin-top:10px;border:1px solid var(--line);border-radius:18px;padding:12px 18px 8px;background:var(--surface)}
.rows{margin-top:4px}
.row{display:grid;grid-template-columns:minmax(0,1fr) 92px;height:30px;align-content:start;font-size:13.5px;border-top:1px solid var(--line-soft);padding-top:4px}
.row span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row b{text-align:right;font-weight:600;white-space:nowrap}
.row u{grid-column:1/-1;display:block;height:3px;border-radius:2px;background:var(--line-soft);margin-top:1px;text-decoration:none}
.row u i{display:block;height:100%;width:0;border-radius:2px;background:var(--sky-bright)}
.row.rev{color:var(--amber)}
.row.rev u i{background:#f0a868}
/* the plant's second figure is its own time: green, as the line of hours */
body[data-view="plant"] .tile.b{border-color:var(--mint);background:linear-gradient(135deg,var(--mint-soft) 0%,var(--mint) 100%)}
body[data-view="plant"] .tile.b .cap,body[data-view="plant"] .tile.b .big{color:var(--green)}
body[data-view="plant"] .split .b{background:#a5e3c3}
.row.own{color:var(--green)}
.row.own u i{background:#6cc596}

/* below the calculator */
.more{margin-top:26px}
.more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px}
.ben{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px 20px;display:grid;grid-template-columns:24px 1fr;gap:0 12px}
.ben .ck{width:22px;height:22px;border-radius:50%;background:var(--mint-soft);color:var(--green);font-size:13px;line-height:22px;text-align:center;font-weight:700;margin-top:2px}
.ben b{display:block;font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1.02rem;letter-spacing:-.01em;line-height:1.3;margin-bottom:3px}
.ben p{color:var(--ink-soft);font-size:.92rem;line-height:1.5}
.demo{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px 24px;align-items:center;margin-top:26px;padding:22px 28px;border-radius:20px;background:var(--sky-soft)}
.demo b{display:block;font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1.25rem;letter-spacing:-.02em;line-height:1.25}
.demo p{color:var(--ink-soft);font-size:.96rem;margin-top:2px}
.cta{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;border-radius:100px;background:var(--sky-deep);color:#fff;font-weight:700;font-size:.98rem;text-decoration:none;white-space:nowrap}
.cta:hover{background:var(--sky-dark)}
details.box{margin-top:16px;background:var(--bg-alt);border:1px solid var(--bg-alt);border-radius:16px;padding:16px 22px;font-size:.93rem;color:var(--ink-soft)}
details.box summary{cursor:pointer;font-weight:600;color:var(--ink)}
details.box ul{padding-left:18px;margin:8px 0}
details.box li{margin:4px 0}
details.box p{margin-top:8px}
details.box b{color:var(--ink)}

/* a short window (a small laptop, a scaled display): the same panel cut tighter, so that it fits under the header */
@media (min-width:1041px) and (max-height:719px){
  .wrap{padding-top:20px}
  .section-label{margin-bottom:10px}
  .head{margin-bottom:14px}
  .tabs{margin-bottom:16px}
  .result{top:calc(var(--head-h) + 12px);max-height:calc(100vh - var(--head-h) - 24px)}
  .tile{padding:8px 14px}
  .cap{height:16px;line-height:16px}
  .big{height:34px;line-height:34px;font-size:1.6rem}
  .big.long{font-size:1.02rem}
  .sub{height:18px;line-height:18px}
  .op{height:16px;line-height:14px;font-size:1.3rem}
  .sum{padding:10px 18px}
  .sum .big{height:46px;line-height:46px;font-size:2.4rem}
  .sum .big.long{font-size:1.5rem}
  .split{height:6px;margin-top:6px}
  .legend{height:16px;line-height:16px;margin-top:4px}
  .time{margin-top:6px;padding:6px 16px;height:46px}
  .time b{height:18px;line-height:18px}
  .time span{height:16px;line-height:16px}
  .src{margin-top:6px;padding:8px 18px 6px}
  .rows{margin-top:2px}
  .row{height:22px;padding-top:1px;font-size:13px;line-height:17px}
}
@media (max-width:1040px){
  .cols{grid-template-columns:minmax(0,1fr)}
  .result{position:static;max-height:none}
  .more-grid{grid-template-columns:repeat(2,1fr)}
  .mbar{display:flex;position:sticky;top:var(--head-h);z-index:40;align-items:center;justify-content:space-between;gap:12px;height:48px;margin:0 -32px 24px;padding:0 32px;background:var(--sky-deep);color:#fff;text-decoration:none;font-size:.92rem;font-variant-numeric:tabular-nums;box-shadow:0 6px 16px -8px rgba(10,44,61,.45)}
  .mbar span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .mbar b{flex:none;font-family:'IBM Plex Sans',sans-serif;font-weight:700;font-size:1.08rem}
  .mbar b::after{content:" ↓";font-weight:400}
  /* the longer text spans the card instead of hanging off the "i" */
  .info{position:static}
  .tip{left:20px;right:20px;width:auto;top:auto;margin-top:30px}
}
@media (max-width:1240px){
  .brand-tag{display:none}
}
@media (max-width:980px){
  .footer-grid{grid-template-columns:1fr;gap:40px}
}
@media (max-width:860px){
  :where(html:is([lang="en"], [lang="pl"])) .nav-link{display:none}
  :where(html:is([lang="en"], [lang="pl"])) .nav-burger{display:inline-flex}
  :where(html:is([lang="en"], [lang="pl"])) .mobile-menu{display:block}
}
/* Four German links need about 900 px; below that they give way to the menu */
@media (max-width:900px){
  :where(html[lang="de"]) .nav-link{display:none}
  :where(html[lang="de"]) .nav-burger{display:inline-flex}
  :where(html[lang="de"]) .mobile-menu{display:block}
}
@media (max-width:700px){
  .header-cta{padding:10px 16px;font-size:13px}
  .lang-switch{padding:5px 10px;font-size:10px;gap:8px}
  .nav-actions{gap:10px}
}
@media (max-width:640px){
  h1{font-size:1.95rem}
  .intro{font-size:1rem}
  .head{grid-template-columns:1fr}
  .head .ghost{justify-self:start;margin-top:14px}
  .tabs button{flex:1 1 0;min-width:0;padding:9px 16px 8px}
  .tabs button b{font-size:.95rem}
  .card{padding:16px 16px 12px}
  .card-h{grid-template-columns:1fr}
  .card-t{flex-wrap:nowrap;align-items:flex-start;justify-content:space-between}
  .card-t .info{flex:none;margin-top:1px}
  .chip{justify-self:stretch;width:auto;display:flex;align-items:center;gap:10px;margin-bottom:4px}
  .chip b{flex:none;width:138px}
  .chip small{margin-top:0}
  .fld{grid-template-columns:minmax(0,1fr) 150px;gap:2px 12px}
  .fld-l{grid-column:1/-1}
  .fld-i em{display:none}
  .pd-h .we{white-space:normal}
  .joint{grid-template-columns:auto minmax(0,1fr);padding:14px 16px}
  .joint a{grid-column:2}
  .more-grid{grid-template-columns:1fr}
  .demo{grid-template-columns:1fr;padding:20px}
  .demo .cta{justify-self:start}
  .big{font-size:1.45rem}
  .big.long{font-size:1rem}
  .sum .big{font-size:2.3rem}
  .sum .big.long{font-size:1.5rem}
  .tile{padding:12px 12px}
  .sub{font-size:12px}
  .tip{left:12px;right:12px}
  .sum .cap{letter-spacing:.05em}
}
@media (max-width:540px){
  .container{padding:0 22px}
  .wrap{padding:28px 22px 60px}
  .mbar{margin:0 -22px 20px;padding:0 22px}
}
@media (max-width:480px){
  .header-cta{display:none}
  .nav-actions{gap:8px}
}
@media (max-width:400px){
  .tabs button{padding:9px 10px 8px}
  .tabs button b{font-size:.9rem}
  /* the line under a figure takes two rows, in both tiles and in both tabs */
  .sub{height:32px;line-height:16px;white-space:normal}
}
@media (max-width:350px){
  :where(html:is([lang="de"], [lang="en"])) .sum .cap{font-size:10px;letter-spacing:0}
  :where(html:is([lang="de"], [lang="en"])) .tile .cap{font-size:10px;letter-spacing:0}
  :where(html:is([lang="de"], [lang="en"])) .time{padding:10px 12px}
  :where(html:is([lang="de"], [lang="en"])) .time span{font-size:11.5px}
  :where(html:is([lang="de"], [lang="en"])) .src{padding:12px 12px 8px}
  :where(html:is([lang="de"], [lang="en"])) .row{grid-template-columns:minmax(0,1fr) 78px;font-size:13px}
}
/* German: the button is longer, so on a narrow screen it leaves the bar sooner (the menu carries it) */
@media (max-width:560px){
  :where(html[lang="de"]) .header-cta{display:none}
}
/* the fixed text of the video link may wrap on the narrowest phones */
@media (max-width:360px){:where(html:is([lang="de"], [lang="en"])) .joint a{white-space:normal}}
@media (max-width:350px){
  :where(html[lang="pl"]) .sum .cap{font-size:10px;letter-spacing:0}
  :where(html[lang="pl"]) .time{padding:10px 12px}
  :where(html[lang="pl"]) .time span{font-size:11.5px}
  :where(html[lang="pl"]) .src{padding:12px 12px 8px}
  :where(html[lang="pl"]) .row{grid-template-columns:minmax(0,1fr) 78px;font-size:13px}
}
/* a phone: the line beside a chip stays inside the card even for very large values */
@media (max-width:640px){
  .card-h{grid-template-columns:minmax(0,1fr)}
  .chip small{min-width:0;overflow:hidden;text-overflow:ellipsis}
}
/* the German demo button is long: on the smallest phones it may take two lines */
@media (max-width:380px){
  :where(html[lang="de"]) .demo{grid-template-columns:minmax(0,1fr)}
  :where(html[lang="de"]) .demo .cta{white-space:normal;height:auto;min-height:48px;padding:12px 22px;line-height:1.3;text-align:center}
}
/* the legal links under the footer, as on /de/preise/ */
:where(html[lang="de"]) .footer-legal{margin-top:14px;font-size:12px;color:rgba(255,255,255,.6);font-family:'IBM Plex Sans',sans-serif;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
:where(html[lang="de"]) .footer-legal a{color:rgba(255,255,255,.75);text-decoration:none;border-bottom:1px solid rgba(255,255,255,.25);padding-bottom:1px;transition:color .2s,border-color .2s}
:where(html[lang="de"]) .footer-legal a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.6)}
:where(html[lang="de"]) .footer-legal .dot-sep{color:rgba(255,255,255,.3)}
@media (prefers-reduced-motion:reduce){*{transition:none !important}}