/* Mertis / Sprzedaż deweloperska (B2B) - odizolowany system wizualny, zgodny ze specyfikacją "premium / consulting / architektura".
   Wszystko celowo zaszyte pod .sd-page, żeby nie wyciekało na resztę serwisu i nie łapało stylów z globalnego style.css/style_footer.css. */

.sd-page{
	--sd-ink:#111111;
	--sd-graphite:#202020;
	--sd-muted:#666666;
	--sd-line:#e4e4e0;
	--sd-paper:#ffffff;
	--sd-soft:#f5f5f2;
	--sd-soft2:#ecece8;
	--sd-max:1220px;
	font-family:Arial, Helvetica, sans-serif;
	color:var(--sd-ink);
	background:var(--sd-paper);
	line-height:1.6;
	font-size:17px;
}
.sd-page *{box-sizing:border-box;}
.sd-page h1, .sd-page h2, .sd-page h3, .sd-page h4{
	font-family:Georgia, "Times New Roman", serif;
	line-height:1.12;
	margin:0 0 .5em;
	font-weight:500;
	letter-spacing:-0.01em;
	text-wrap:balance;
}
.sd-page h1{font-size:clamp(2.2rem,5vw,3.6rem);}
.sd-page h2{font-size:clamp(1.8rem,3.4vw,2.6rem);}
.sd-page h3{font-size:clamp(1.2rem,2vw,1.5rem);}
.sd-page h4{font-size:1.05rem;}
.sd-page p{margin:.4rem 0 1rem;}
.sd-page a{color:inherit;text-decoration:none;}

.sd-wrap{max-width:var(--sd-max);margin:0 auto;padding:0 28px;}

/* NAGŁÓWEK - własny, niezależny od _header.php */
.sd-topnav{border-bottom:1px solid var(--sd-line);position:sticky;top:0;background:var(--sd-paper);z-index:300;}
.sd-topnav-grid{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 28px;}
.sd-topnav-grid > *{min-width:0;}
.sd-logo{display:inline-block;line-height:0;}
.sd-logo img{height:34px;width:auto;display:block;}
.sd-nav-links{display:flex;gap:28px;font-size:.86rem;font-weight:700;}
.sd-nav-links a:hover{color:var(--sd-muted);}
.sd-topnav-cta{margin:0;padding:11px 20px;white-space:nowrap;}

/* STOPKA - własna, niezależna od _footer.php */
.sd-footer{background:var(--sd-ink);color:#fff;padding:52px 0 0;}
.sd-footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px;padding-bottom:36px;border-bottom:1px solid #333;}
.sd-logo-footer-img{height:34px;width:auto;display:block;filter:invert(100%);}
.sd-footer-adres{font-size:.86rem;color:#bbb;margin-top:14px;}
.sd-footer-kontakt, .sd-footer-social{display:flex;flex-direction:column;gap:10px;font-size:.9rem;font-weight:700;}
.sd-footer-social a:hover, .sd-footer-kontakt a:hover{color:#bbb;}
.sd-footer-copy{padding:20px 28px;font-size:.76rem;color:#888;}

/* zabezpieczenie przed klasyczną pułapką CSS grid: element potomny (select, iframe reCAPTCHA, długi nagłówek) potrafi wymusić na torze grida szerokość liczoną z jego min-content, co zaburza cały układ - min-width:0 pozwala torowi normalnie się kurczyć/przepływać */
.sd-hero-grid > *, .sd-proofbar-grid > *, .sd-uslugi-grid > *, .sd-dane-grid > *, .sd-dane-kpi > *,
.sd-inwestycje-grid > *, .sd-proces-os > *, .sd-dlaczego-grid > *, .sd-dlaczego-lista > *,
.sd-zespol-grid > *, .sd-kontakt-grid > *, .sd-form-row > *, .sd-footer-grid > *, .sd-blog-grid > *{min-width:0;}

/* niektóre grid-kontenery (zawierające select/iframe reCAPTCHA) potrafiły przeliczyć się jako shrink-to-fit zamiast wypełnić .sd-wrap - jawne width:100% to twarde zabezpieczenie */
.sd-hero-grid, .sd-proofbar-grid, .sd-uslugi-grid, .sd-dane-grid, .sd-dane-kpi,
.sd-inwestycje-grid, .sd-proces-os, .sd-dlaczego-grid, .sd-dlaczego-lista,
.sd-zespol-grid, .sd-kontakt-grid, .sd-form-row, .sd-footer-grid, .sd-blog-grid{width:100%;}

.sd-kicker{
	font-size:.72rem;
	text-transform:uppercase;
	letter-spacing:.14em;
	font-weight:700;
	margin-bottom:16px;
	color:var(--sd-muted);
}
.sd-kicker-light{color:#bbb;}

.sd-dark{background:var(--sd-ink);color:#fff;}
.sd-dark .sd-muted, .sd-dark p{color:#cfcfcf;}
.sd-dark h1, .sd-dark h2, .sd-dark h3, .sd-dark h4{color:#fff;}

/* przyciski */
.sd-btn{
	display:inline-block;
	padding:15px 26px;
	font-size:.86rem;
	font-weight:700;
	letter-spacing:.04em;
	border:1px solid var(--sd-ink);
	border-radius:0;
	transition:background .2s, color .2s, opacity .2s;
	margin:4px 10px 4px 0;
}
.sd-page a.sd-btn-primary{background:var(--sd-ink);color:#fff;}
.sd-page a.sd-btn-primary:hover{opacity:.82;}
.sd-page a.sd-btn-secondary, .sd-page button.sd-btn-secondary{background:transparent;color:var(--sd-ink);}
.sd-page a.sd-btn-secondary:hover{background:var(--sd-ink);color:#fff;}
.sd-dark.sd-page a.sd-btn-primary, .sd-dark a.sd-btn-primary{background:#fff;color:var(--sd-ink);border-color:#fff;}
.sd-dark a.sd-btn-secondary{border-color:#fff;color:#fff;}
.sd-btn-block{display:block;width:100%;text-align:center;margin:18px 0 10px;}

/* placeholder na zdjęcia - jawnie oznaczony, do podmiany */
.sd-photo-placeholder{
	display:flex;align-items:center;justify-content:center;text-align:center;
	background:repeating-linear-gradient(45deg, #f0f0ec, #f0f0ec 12px, #e6e6e0 12px, #e6e6e0 24px);
	border:1px dashed #b8b8b0;
	color:#8a8a82;
	font-size:.8rem;
	letter-spacing:.03em;
	min-height:340px;
	padding:20px;
}

/* scroll reveal */
.sd-reveal{opacity:0;transform:translateY(16px);transition:opacity .45s ease, transform .45s ease;}
.sd-reveal.sd-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion: reduce){
	.sd-reveal{opacity:1;transform:none;transition:none;}
}

/* HERO */
.sd-hero{padding:64px 0 56px;border-bottom:1px solid var(--sd-line);}
.sd-hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:44px;align-items:center;}
.sd-hero-text .sd-lead{font-size:1.15rem;max-width:560px;color:#333;font-weight:600;}
.sd-hero-cta{margin-top:22px;}
.sd-hero-photo{min-height:420px;}

/* PROOF BAR */
.sd-proofbar{border-bottom:1px solid var(--sd-line);}
.sd-proofbar-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.sd-proofbar-grid > div{
	padding:28px 20px;text-align:center;font-size:.82rem;font-weight:700;letter-spacing:.03em;
	border-left:1px solid var(--sd-line);
}
.sd-proofbar-grid > div:first-child{border-left:none;}

/* MANIFEST */
.sd-manifest{padding:76px 0;border-bottom:1px solid var(--sd-line);}
.sd-manifest-grid{max-width:820px;}

/* 4 USLUGI */
.sd-uslugi{background:var(--sd-soft);padding:70px 0;border-bottom:1px solid var(--sd-line);}
.sd-uslugi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.sd-usluga{background:#fff;border:1px solid var(--sd-line);padding:26px 22px;transition:background .2s,color .2s;}
.sd-usluga:hover{background:var(--sd-ink);color:#fff;}
.sd-num{font-family:Georgia,"Times New Roman",serif;font-size:2rem;margin-bottom:10px;color:var(--sd-muted);}
.sd-usluga:hover .sd-num{color:#ccc;}

/* DANE RYNKOWE */
.sd-dane{padding:76px 0;}
.sd-dane-grid{display:grid;grid-template-columns:5fr 7fr;gap:50px;align-items:center;}
.sd-dane-kpi{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.sd-kpi-blok{border-left:1px solid #444;padding-left:16px;}
.sd-kpi-num{font-family:Georgia,"Times New Roman",serif;font-size:2.4rem;line-height:1;margin-bottom:8px;}
.sd-kpi-label{font-size:.85rem;color:#bbb;}
.sd-zrodlo{font-size:.78rem;color:#888;margin-top:34px;}

/* RYNEK / INWESTYCJE */
.sd-inwestycje{padding:76px 0;border-bottom:1px solid var(--sd-line);}
.sd-sekcja-naglowek{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:10px;margin-bottom:30px;}
.sd-link{font-size:.82rem;font-weight:700;letter-spacing:.03em;}
.sd-inwestycje-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.sd-inw-karta{display:block;}
.sd-inw-foto{height:220px;overflow:hidden;background:#eee;}
.sd-inw-foto img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease;}
.sd-inw-karta:hover .sd-inw-foto img{transform:scale(1.03);}
.sd-inw-nazwa{padding:14px 2px;font-weight:700;display:flex;justify-content:space-between;}
.sd-inw-nazwa span{font-weight:400;color:var(--sd-muted);}

/* BLOG DLA DEWELOPERÓW */
.sd-blog{padding:76px 0;background:var(--sd-soft);border-bottom:1px solid var(--sd-line);}
.sd-blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.sd-blog-karta{display:block;background:#fff;border:1px solid var(--sd-line);}
.sd-blog-foto{height:190px;overflow:hidden;background:#eee;}
.sd-blog-foto img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease;}
.sd-blog-karta:hover .sd-blog-foto img{transform:scale(1.03);}
.sd-blog-tresc{padding:18px 20px 22px;}
.sd-blog-data{font-size:.76rem;color:var(--sd-muted);letter-spacing:.03em;margin-bottom:6px;}
.sd-blog-tresc h3{font-size:1.05rem;margin:0;}
.sd-blog-wkrotce{
	border:1px dashed #b8b8b0;padding:34px 24px;text-align:center;color:#8a8a82;
	font-size:.9rem;background:repeating-linear-gradient(45deg, #f0f0ec, #f0f0ec 12px, #e6e6e0 12px, #e6e6e0 24px);
}

/* PROCES */
.sd-proces{padding:76px 0;border-bottom:1px solid var(--sd-line);}
.sd-proces-os{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-top:34px;position:relative;}
.sd-krok{border-top:2px solid var(--sd-ink);padding-top:16px;}
.sd-krok p{font-size:.88rem;color:var(--sd-muted);margin-bottom:0;}
.sd-krok .sd-num{font-size:1.5rem;margin-bottom:6px;}

/* DLACZEGO MERTIS */
.sd-dlaczego{padding:76px 0;background:var(--sd-soft);border-bottom:1px solid var(--sd-line);}
.sd-dlaczego-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:50px;}
.sd-dlaczego-lista{display:grid;grid-template-columns:1fr 1fr;gap:26px 34px;}
.sd-dlaczego-lista h4{margin-bottom:6px;}
.sd-dlaczego-lista p{font-size:.92rem;color:var(--sd-muted);margin-bottom:0;}

/* ZESPOL */
.sd-zespol{padding:76px 0;border-bottom:1px solid var(--sd-line);}
.sd-zespol-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:44px;align-items:center;}
.sd-zespol-foto img{width:100%;display:block;object-fit:cover;aspect-ratio:4/5;}
.sd-stanowisko{font-weight:700;color:var(--sd-muted);margin-top:-8px;}
.sd-kontakt-dane{display:flex;gap:22px;flex-wrap:wrap;font-weight:700;margin:16px 0 22px;}

/* FAQ - własny akordeon (klasa .sd-faq-open dodawana/usuwana vanilla JS-em, bez zależności od reszty serwisu) */
.sd-faq{padding:76px 0;border-bottom:1px solid var(--sd-line);}
.sd-faq-lista{margin-top:20px;}
.sd-faq-item{border-bottom:1px solid var(--sd-line);}
.sd-faq-pytanie{
	width:100%;text-align:left;background:none;border:none;cursor:pointer;
	font-family:inherit;font-size:1.15rem;font-weight:600;padding:20px 0;
	display:flex;justify-content:space-between;align-items:center;color:var(--sd-ink);
}
.sd-faq-plus{position:relative;width:16px;height:16px;flex:0 0 auto;margin-left:16px;display:inline-block;}
.sd-faq-plus::before, .sd-faq-plus::after{content:"";position:absolute;background:var(--sd-ink);transition:transform .2s;left:0;}
.sd-faq-plus::before{top:7px;width:16px;height:2px;}
.sd-faq-plus::after{left:7px;top:0;width:2px;height:16px;}
.sd-faq-item.sd-faq-open .sd-faq-plus::after{transform:rotate(90deg);opacity:0;}
.sd-faq-odpowiedz{display:none;padding:0 0 20px;max-width:820px;}
.sd-faq-item.sd-faq-open .sd-faq-odpowiedz{display:block;}
.sd-faq-odpowiedz p{color:var(--sd-muted);margin-bottom:0;}

/* komunikat po wysłaniu formularza (dawniej mr_modal/jQuery - teraz zwykły baner wyrenderowany od razu przez PHP) */
.sd-msg{margin-top:18px;padding:14px 18px;font-size:.9rem;font-weight:700;border-left:3px solid;}
.sd-msg-ok{background:rgba(255,255,255,.08);border-color:#7fd88f;color:#fff;}
.sd-msg-bad{background:rgba(255,255,255,.08);border-color:#e06b6b;color:#fff;}

/* FORMULARZ */
.sd-kontakt{padding:76px 0;}
.sd-kontakt-grid{display:grid;grid-template-columns:5fr 7fr;gap:50px;}
.sd-kontakt-grid > *{min-width:0;}
.sd-form label{display:block;font-size:.8rem;color:#bbb;margin-bottom:16px;}
.sd-form input, .sd-form select, .sd-form textarea{
	width:100%;background:none;border:none;border-bottom:1px solid #555;color:#fff;
	font-family:inherit;font-size:1rem;padding:10px 2px;margin-top:6px;
}
.sd-form select{background:var(--sd-ink);}
.sd-form input:focus, .sd-form select:focus, .sd-form textarea:focus{outline:none;border-bottom-color:#fff;}
.sd-form-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.sd-form-row > label{min-width:0;}
.sd-form select{max-width:100%;}
.sd-form-full{grid-column:1/-1;}
.sd-form-zgoda{display:flex;gap:10px;align-items:flex-start;font-size:.78rem;color:#aaa;}
.sd-form-zgoda input{width:auto;margin-top:3px;}
.sd-form-alt{font-size:.82rem;color:#999;margin-top:14px;}
.sd-form-alt a{text-decoration:underline;}
.sd-page .formularz_ukrytepole{position:absolute;left:-9999px;}

/* MOBILE STICKY CTA */
.sd-sticky-cta{
	position:fixed;left:0;right:0;bottom:0;z-index:400;
	background:var(--sd-ink);color:#fff;text-align:center;
	padding:14px 16px;font-size:.86rem;font-weight:700;letter-spacing:.03em;
	display:none;
	transition:transform .25s ease;
}

/* RESPONSYWNOSC */
@media (max-width:1199px){
	.sd-proces-os{grid-template-columns:repeat(3,1fr);row-gap:26px;}
}
@media (max-width:900px){
	.sd-hero-grid, .sd-dane-grid, .sd-dlaczego-grid, .sd-zespol-grid, .sd-kontakt-grid{grid-template-columns:1fr;}
	.sd-hero-photo{min-height:260px;}
	.sd-uslugi-grid{grid-template-columns:1fr 1fr;}
	.sd-dane-kpi{grid-template-columns:1fr;gap:14px;}
	.sd-inwestycje-grid{grid-template-columns:1fr;}
	.sd-blog-grid{grid-template-columns:1fr;}
	.sd-proofbar-grid{grid-template-columns:1fr 1fr;}
	.sd-proofbar-grid > div:nth-child(3){border-left:none;}
	.sd-dlaczego-lista{grid-template-columns:1fr;}
	.sd-form-row{grid-template-columns:1fr;}
	.sd-footer-grid{grid-template-columns:1fr;gap:26px;}
	.sd-page h1{font-size:2.1rem;}
	.sd-wrap{padding:0 20px;}
	section{padding-top:50px !important;padding-bottom:50px !important;}
}
@media (max-width:767px){
	.sd-proces-os{grid-template-columns:1fr 1fr;}
	.sd-sticky-cta{display:block;}
	.sd-kontakt{padding-bottom:110px;}
	.sd-nav-links{display:none;}
	.sd-topnav-grid{padding:14px 20px;}
	.sd-topnav-cta{display:none;}
	.sd-logo img{height:26px;}
}

/* BLOG - lista i pojedynczy wpis (środowisko "Dla deweloperów", dev_router.php) */
.sd-okruchy{font-size:.8rem;color:var(--sd-muted);margin:0 0 26px;}
.sd-okruchy a{text-decoration:underline;text-underline-offset:3px;}
.sd-okruchy span{margin:0 6px;}
.sd-blog-lista{padding:64px 0 90px;min-height:55vh;}
.sd-blog-lista .sd-lead{font-size:1.15rem;max-width:640px;color:#333;font-weight:600;margin-bottom:38px;}
.sd-post-hero{background:var(--sd-soft);border-bottom:1px solid var(--sd-line);}
.sd-post-hero img{display:block;width:100%;max-width:1800px;height:auto;margin:0 auto;}
.sd-article{padding:56px 0 30px;}
.sd-article-wrap{max-width:900px;}
.sd-article h1{font-size:clamp(2rem,4.4vw,3.1rem);}
.sd-post-meta{font-size:.85rem;color:var(--sd-muted);margin:0 0 26px;}
.sd-article .sd-lead{font-size:1.2rem;line-height:1.6;color:#2d2d2d;margin-bottom:30px;}
.sd-article-tresc{font-size:1.05rem;line-height:1.75;}
.sd-article-tresc p{margin:0 0 20px;}
.sd-article-tresc h2{margin:60px 0 18px;}
.sd-article-tresc h3{margin:36px 0 12px;}
.sd-article-tresc img{max-width:100%;height:auto;display:block;}
.sd-article-tresc figure{margin:38px 0 42px;}
.sd-article-tresc figcaption{font-size:.8rem;color:var(--sd-muted);margin-top:8px;}
.sd-article-tresc a{text-decoration:underline;text-underline-offset:3px;}
.sd-article-tresc .mm-quote{font-family:Georgia,"Times New Roman",serif;font-size:clamp(1.3rem,2.6vw,1.9rem);line-height:1.3;border-left:4px solid var(--sd-ink);padding:10px 0 10px 26px;margin:42px 0;}
.sd-article-tresc .mm-table-wrap{overflow-x:auto;margin:26px 0 40px;}
.sd-article-tresc .mm-table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:420px;}
.sd-article-tresc .mm-table th, .sd-article-tresc .mm-table td{padding:12px 10px;border-bottom:1px solid var(--sd-line);text-align:left;}
.sd-article-tresc .mm-table th{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--sd-muted);}
.sd-article-tresc a.mm-cta{display:block;margin:64px 0 10px;text-decoration:none;}
.sd-article-tresc .mm-sources{margin-top:56px;padding-top:24px;border-top:1px solid var(--sd-line);font-size:.85rem;color:#555;}
.sd-article-tresc .mm-sources h3{font-size:1rem;margin:0 0 10px;}
.sd-article-tresc .mm-sources p{font-size:.85rem;margin:0 0 10px;}
.sd-post-cta{padding:70px 0;margin-top:40px;}
.sd-post-cta p{max-width:560px;}
@media (max-width:900px){
	.sd-article{padding-top:36px;}
	.sd-article-tresc h2{margin-top:44px;}
	.sd-post-cta{padding:50px 0;}
}