/* ===== Stawowo — joint health & longevity blog ===== */
:root{
  --bg:#f7f3ec;
  --paper:#fffdf9;
  --ink:#1f2a24;
  --muted:#5f6b63;
  --line:#e4ddd0;
  --green:#21453a;
  --green-2:#2f5d4f;
  --sage:#dfe8df;
  --clay:#c8643b;
  --clay-2:#e98a5f;
  --sand:#efe6d6;
  --radius:18px;
  --shadow:0 10px 30px rgba(33,69,58,.08);
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--ink);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;background:var(--sage)}
a{color:inherit}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.narrow{max-width:780px}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.3rem}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--clay)}
.lead{font-size:1.15rem;color:var(--muted)}
section{padding:84px 0}
.section-head{max-width:640px;margin-bottom:44px}
.section-head h2{margin:10px 0 12px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:999px;font-weight:600;font-size:1rem;text-decoration:none;border:0;cursor:pointer;transition:transform .15s,background .2s,box-shadow .2s;font-family:var(--sans)}
.btn-primary{background:var(--clay);color:#fff;box-shadow:0 8px 20px rgba(200,100,59,.28)}
.btn-primary:hover{background:#b3552f;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--green);border:1.5px solid var(--green)}
.btn-ghost:hover{background:var(--green);color:#fff}

/* Header */
header{position:sticky;top:0;z-index:50;background:rgba(247,243,236,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--green);display:grid;place-items:center}
.logo-name{font-family:var(--serif);font-size:1.45rem;font-weight:600;color:var(--green)}
.logo-name span{color:var(--clay)}
.nav{display:flex;align-items:center;gap:30px}
.nav a{text-decoration:none;font-weight:500;font-size:.97rem;color:var(--muted);transition:color .2s}
.nav a:hover,.nav a.active{color:var(--green)}
.nav a.active{font-weight:600}
.nav .nav-cta{background:var(--green);color:#fff;padding:10px 20px;border-radius:999px}
.nav .nav-cta:hover{background:var(--green-2);color:#fff}
.burger{display:none;background:none;border:0;cursor:pointer;padding:6px}

/* Hero (home) */
.hero{padding:64px 0 80px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{margin:16px 0 20px}
.hero h1 em{font-style:italic;color:var(--clay)}
.hero .lead{margin-bottom:30px;max-width:520px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-points{display:flex;gap:22px;flex-wrap:wrap;margin-top:34px;color:var(--muted);font-size:.95rem}
.hero-points span{display:flex;align-items:center;gap:8px}
.hero-points span::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--clay)}
.hero-visual{position:relative}
.hero-visual img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:28px 28px 28px 120px;box-shadow:var(--shadow)}
.hero-badge{position:absolute;left:-26px;bottom:40px;background:var(--paper);border-radius:16px;padding:16px 20px;box-shadow:var(--shadow);display:flex;gap:12px;align-items:center;max-width:250px}
.hero-badge .ic{width:42px;height:42px;border-radius:12px;background:var(--sage);display:grid;place-items:center;flex-shrink:0}
.hero-badge b{display:block;font-size:.95rem}
.hero-badge small{color:var(--muted);font-size:.82rem}

/* Topics */
.topics{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.topic{padding:28px 24px;border-radius:var(--radius);background:var(--bg);border:1px solid var(--line);transition:transform .2s,box-shadow .2s}
.topic:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.topic .ic{width:52px;height:52px;border-radius:14px;background:var(--green);display:grid;place-items:center;margin-bottom:18px}
.topic h3{margin-bottom:8px;font-size:1.2rem}
.topic p{color:var(--muted);font-size:.95rem}

/* Feature split */
.feature-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}
.feature-img{position:relative}
.feature-img img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:var(--radius)}
.feature-img::after{content:"";position:absolute;inset:22px -22px -22px 22px;border:2px solid var(--clay-2);border-radius:var(--radius);z-index:-1}
.feature-text h2{margin:10px 0 18px}
.feature-text p{color:var(--muted);margin-bottom:16px}
.checklist{list-style:none;margin:22px 0 30px;display:grid;gap:12px}
.checklist li{display:flex;gap:12px;align-items:flex-start}
.checklist li::before{content:"✓";flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--sage);color:var(--green);font-weight:700;font-size:.8rem;display:grid;place-items:center;margin-top:2px}

/* Steps */
.steps{background:var(--green);color:#f2efe8}
.steps .eyebrow{color:var(--clay-2)}
.steps .lead{color:#c8d5cd}
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:30px}
.step-num{font-family:var(--serif);font-size:2.6rem;color:var(--clay-2);line-height:1;margin-bottom:14px}
.step h3{margin-bottom:10px;color:#fff}
.step p{color:#c8d5cd;font-size:.97rem}

/* Articles */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:var(--paper);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column;text-decoration:none;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.card-body{padding:24px;display:flex;flex-direction:column;flex:1}
.tag{font-size:.75rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--clay);margin-bottom:10px}
.card h3{font-size:1.25rem;margin-bottom:10px}
.card p{color:var(--muted);font-size:.95rem;flex:1}
.card .more{margin-top:18px;font-weight:600;color:var(--green);font-size:.95rem}
.featured{display:grid;grid-template-columns:1.2fr 1fr;background:var(--paper);border:1px solid var(--line);border-radius:24px;overflow:hidden;margin-bottom:40px;text-decoration:none}
.featured img{width:100%;height:100%;min-height:320px;object-fit:cover}
.featured-body{padding:44px;display:flex;flex-direction:column;justify-content:center}
.featured-body h2{font-size:clamp(1.6rem,3vw,2.2rem);margin:10px 0 14px}
.featured-body p{color:var(--muted);margin-bottom:22px}
.meta{font-size:.88rem;color:var(--muted)}

/* Lead form */
.lead-section{padding:90px 0}
.lead-box{display:grid;grid-template-columns:1fr 1.05fr;background:var(--sand);border-radius:28px;overflow:hidden;box-shadow:var(--shadow)}
.lead-info{padding:52px;background:var(--green);color:#f2efe8;position:relative;overflow:hidden}
.lead-info .eyebrow{color:var(--clay-2)}
.lead-info h2{margin:12px 0 16px;color:#fff}
.lead-info p{color:#c8d5cd;margin-bottom:22px}
.lead-info ul{list-style:none;display:grid;gap:12px;position:relative;z-index:1}
.lead-info li{display:flex;gap:12px;align-items:flex-start}
.lead-info li::before{content:"";flex-shrink:0;width:10px;height:10px;border-radius:50%;background:var(--clay-2);margin-top:8px}
.lead-info::after{content:"";position:absolute;right:-90px;bottom:-90px;width:260px;height:260px;border-radius:50%;border:40px solid rgba(255,255,255,.05)}
.lead-form{padding:48px 52px;background:var(--paper)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:7px;color:var(--ink)}
.field input,.field select,.field textarea{width:100%;padding:14px 16px;border:1.5px solid var(--line);border-radius:12px;background:#fff;font-family:var(--sans);font-size:1rem;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--green-2);box-shadow:0 0 0 4px rgba(47,93,79,.12)}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--muted);margin:6px 0 22px}
.consent input{margin-top:4px;accent-color:var(--green);width:17px;height:17px;flex-shrink:0}
.consent a{color:var(--green)}
.lead-form .btn{width:100%;justify-content:center}
.form-note{font-size:.8rem;color:var(--muted);text-align:center;margin-top:12px}
.form-success{display:none;margin-top:16px;padding:14px 16px;border-radius:12px;background:var(--sage);color:var(--green);font-weight:600;text-align:center}

/* FAQ */
.faq-list{display:grid;gap:12px}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.faq-q{width:100%;background:none;border:0;text-align:left;padding:20px 24px;font-family:var(--sans);font-size:1.03rem;font-weight:600;color:var(--ink);cursor:pointer;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-q::after{content:"+";font-size:1.5rem;color:var(--clay);transition:transform .25s;line-height:1}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 24px;color:var(--muted)}
.faq-item.open .faq-a{max-height:300px;padding-bottom:20px}

/* Disclaimer strip */
.disclaimer{background:var(--paper);border-top:1px solid var(--line);padding:26px 0;font-size:.88rem;color:var(--muted);text-align:center}

/* Page hero (inner pages) */
.page-hero{position:relative;padding:0;min-height:380px;display:flex;align-items:flex-end;overflow:hidden}
.page-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,40,33,.15) 0%,rgba(20,40,33,.82) 100%);z-index:1}
.page-hero .container{position:relative;z-index:2;padding-top:110px;padding-bottom:52px;color:#fff}
.page-hero h1{color:#fff;max-width:800px;margin:12px 0 12px}
.page-hero p{color:#e0e8e2;max-width:640px;font-size:1.1rem}
.page-hero .eyebrow{color:var(--clay-2)}
.simple-hero{padding:80px 0 30px}
.simple-hero h1{margin:12px 0 14px}

/* Article body */
.article{padding:64px 0 40px}
.article-body p{margin-bottom:20px;font-size:1.08rem;color:#2c3831}
.article-body h2{font-size:1.75rem;margin:44px 0 16px}
.article-body h3{margin:28px 0 10px}
.article-body ul,.article-body ol{margin:0 0 22px 22px;color:#2c3831}
.article-body li{margin-bottom:8px;font-size:1.06rem}
.callout{background:var(--sage);border-left:4px solid var(--green);border-radius:12px;padding:20px 24px;margin:28px 0;color:var(--green)}
.callout b{display:block;margin-bottom:4px}
.article-img{border-radius:var(--radius);margin:30px 0;width:100%;aspect-ratio:16/9;object-fit:cover}
.byline{display:flex;gap:14px;align-items:center;color:#e0e8e2;font-size:.95rem;margin-top:8px}
.byline .dot{width:4px;height:4px;border-radius:50%;background:currentColor;opacity:.6}

/* Contact page */
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:56px}
.contact-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.contact-card .ic{width:46px;height:46px;border-radius:12px;background:var(--sage);display:grid;place-items:center;margin-bottom:14px}
.contact-card h3{font-size:1.1rem;margin-bottom:6px}
.contact-card p,.contact-card a{color:var(--muted);text-decoration:none}
.contact-card a:hover{color:var(--green)}

/* Legal */
.legal h2{font-size:1.45rem;margin:36px 0 12px}
.legal p,.legal li{color:#2c3831;margin-bottom:12px}
.legal ul{margin-left:22px}

/* Footer */
footer{background:#18302a;color:#c8d5cd;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
footer .logo-name{color:#fff}
footer p{font-size:.95rem;margin-top:14px;max-width:340px}
footer h4{color:#fff;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px}
footer ul{list-style:none;display:grid;gap:10px}
footer a{text-decoration:none;color:#c8d5cd;transition:color .2s}
footer a:hover{color:#fff}
.footer-bottom{padding-top:24px;font-size:.85rem;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#8fa59a}

/* Cookie */
.cookie{position:fixed;left:20px;right:20px;bottom:20px;max-width:560px;margin:0 auto;background:var(--paper);border:1px solid var(--line);box-shadow:0 18px 50px rgba(0,0,0,.15);border-radius:18px;padding:20px 22px;z-index:100;display:none;font-size:.92rem;color:var(--muted)}
.cookie.show{display:block}
.cookie a{color:var(--green)}
.cookie-actions{display:flex;gap:10px;margin-top:14px}
.cookie-actions button{flex:1;padding:11px;border-radius:999px;font-weight:600;cursor:pointer;font-family:var(--sans);font-size:.92rem}
.cookie-accept{background:var(--green);color:#fff;border:0}
.cookie-decline{background:transparent;border:1.5px solid var(--line);color:var(--ink)}

/* Responsive */
@media (max-width:1000px){
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .article-grid{grid-template-columns:repeat(2,1fr)}
  .lead-box{grid-template-columns:1fr}
}
@media (max-width:860px){
  section{padding:64px 0}
  .hero-grid,.feature-grid,.featured{grid-template-columns:1fr}
  .hero-grid{gap:40px}
  .hero-visual img{aspect-ratio:4/3;border-radius:24px 24px 24px 80px}
  .hero-badge{left:12px;bottom:-22px}
  .feature-img::after{display:none}
  .step-grid,.contact-cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > div:first-child{grid-column:1/-1}
  .featured-body{padding:30px}
  .burger{display:block}
  .nav{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--paper);border-bottom:1px solid var(--line);padding:10px 20px 20px;display:none}
  .nav.open{display:flex}
  .nav a{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav .nav-cta{margin-top:14px;text-align:center;border:0}
}
@media (max-width:600px){
  body{font-size:16px}
  .container{padding:0 16px}
  .topic-grid,.article-grid,.form-row{grid-template-columns:1fr}
  .form-row{gap:0}
  .lead-info,.lead-form{padding:32px 22px}
  .lead-box{border-radius:20px}
  .footer-grid{grid-template-columns:1fr}
  .page-hero{min-height:320px}
}