*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
--primary:#0a0a0a;
--green:#00d4a4;
--green-deep:#00b48a;
--canvas:#ffffff;
--surface:#f7f7f7;
--hairline:#e5e5e5;
--ink:#0a0a0a;
--charcoal:#1c1c1e;
--steel:#5a5a5c;
--muted:#a8a8aa;
--radius-sm:6px;
--radius-md:8px;
--radius-lg:12px;
--radius-full:9999px;
--max-w:1280px;
--font:-apple-system,BlinkMacSystemFont,'Segoe UI',Inter,sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--canvas);font-size:16px;line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* HEADER */
.site-header{background:var(--canvas);border-bottom:1px solid var(--hairline);position:sticky;top:0;z-index:100;height:72px;display:flex;align-items:center}
.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;letter-spacing:-0.3px;color:var(--ink)}
.brand svg{flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{font-size:14px;font-weight:500;color:var(--steel);padding:8px 12px;border-radius:var(--radius-md);transition:color .15s}
.nav-links a:hover,.nav-links a.active{color:var(--ink);background:var(--surface)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:8px;border-radius:var(--radius-md)}
.burger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.mobile-nav{display:none;position:fixed;inset:72px 0 0 0;background:var(--canvas);z-index:99;padding:16px 24px;border-top:1px solid var(--hairline);overflow-y:auto}
.mobile-nav.open{display:flex;flex-direction:column;gap:4px}
.mobile-nav a{font-size:16px;font-weight:500;color:var(--ink);padding:12px 16px;border-radius:var(--radius-md)}
.mobile-nav a:hover{background:var(--surface)}

/* HERO */
.hero{padding:80px 0 64px;background:linear-gradient(180deg,#87a8c8 0%,#f5e9d8 100%)}
.hero-inner{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.hero-tag{display:inline-block;background:rgba(0,212,164,0.15);color:#00b48a;font-size:12px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;padding:4px 12px;border-radius:var(--radius-full);margin-bottom:20px}
.hero h1{font-size:clamp(36px,6vw,64px);font-weight:600;line-height:1.05;letter-spacing:-2px;color:var(--ink);max-width:760px;margin-bottom:20px}
.hero-sub{font-size:18px;color:var(--charcoal);max-width:600px;line-height:1.5;margin-bottom:32px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-primary{background:var(--primary);color:#fff;font-size:14px;font-weight:500;padding:10px 22px;border-radius:var(--radius-full);border:none;cursor:pointer;text-decoration:none;display:inline-block}
.btn-secondary{background:transparent;color:var(--ink);font-size:14px;font-weight:500;padding:10px 22px;border-radius:var(--radius-full);border:1px solid var(--hairline);cursor:pointer;text-decoration:none;display:inline-block}
.btn-green{background:var(--green);color:var(--primary);font-size:14px;font-weight:500;padding:10px 22px;border-radius:var(--radius-full);border:none;cursor:pointer;text-decoration:none;display:inline-block}

/* SECTION */
.section{padding:64px 0}
.section-sm{padding:40px 0}
.section-title{font-size:clamp(28px,4vw,40px);font-weight:600;letter-spacing:-1px;line-height:1.2;margin-bottom:8px}
.section-sub{font-size:16px;color:var(--steel);margin-bottom:40px}

/* CARDS GRID */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.card{background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:24px;transition:box-shadow .15s}
.card:hover{box-shadow:0 4px 16px rgba(0,0,0,.08)}
.card-tag{font-size:11px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--steel);margin-bottom:10px}
.card h3{font-size:18px;font-weight:600;line-height:1.3;margin-bottom:8px}
.card p{font-size:14px;color:var(--steel);line-height:1.5}
.card-link{display:inline-flex;align-items:center;gap:4px;font-size:14px;font-weight:500;color:var(--ink);margin-top:16px}
.card-link::after{content:"→"}

/* GALLERY */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-top:32px}
.gallery-item{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--hairline)}
.gallery-item img{width:100%;height:200px;object-fit:cover}
.gallery-caption{padding:10px 14px;font-size:12px;color:var(--steel);background:var(--surface);line-height:1.4}

/* ARTICLE */
.article-header{padding:48px 0 32px;border-bottom:1px solid var(--hairline)}
.article-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--steel);margin-bottom:16px;align-items:center}
.article-meta span{display:flex;align-items:center;gap:4px}
.article-cat{background:rgba(55,114,207,.1);color:#3772cf;font-size:12px;font-weight:600;padding:2px 8px;border-radius:var(--radius-sm);text-transform:uppercase;letter-spacing:.3px}
.article-title{font-size:clamp(28px,5vw,48px);font-weight:600;letter-spacing:-1px;line-height:1.1;margin-bottom:16px}
.article-summary{font-size:18px;color:var(--charcoal);line-height:1.5;max-width:720px}
.article-body{max-width:720px;padding:32px 0}
.article-body h2{font-size:24px;font-weight:600;letter-spacing:-.3px;margin:32px 0 12px}
.article-body h3{font-size:18px;font-weight:600;margin:24px 0 8px}
.article-body p{font-size:16px;line-height:1.6;color:var(--charcoal);margin-bottom:16px}
.article-body ul,.article-body ol{padding-left:24px;margin-bottom:16px}
.article-body li{font-size:16px;line-height:1.6;color:var(--charcoal);margin-bottom:6px}
.article-body blockquote{border-left:3px solid var(--green);padding:12px 20px;background:var(--surface);border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:24px 0;font-size:15px;color:var(--steel)}

/* TOC */
.toc{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:20px 24px;margin:24px 0;max-width:480px}
.toc-title{font-size:13px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--steel);margin-bottom:12px}
.toc ol{padding-left:20px}
.toc li{font-size:14px;color:var(--steel);margin-bottom:6px}
.toc a{color:var(--ink);font-weight:500}
.toc a:hover{text-decoration:underline}

/* KEY CONTEXT */
.key-context{border:1px solid var(--green);border-radius:var(--radius-lg);padding:20px 24px;margin:24px 0;background:rgba(0,212,164,.04)}
.key-context h4{font-size:13px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:#00b48a;margin-bottom:10px}
.key-context p{font-size:14px;color:var(--charcoal)}

/* WHAT NOT COVERED */
.not-covered{background:var(--surface);border-radius:var(--radius-lg);padding:20px 24px;margin:24px 0}
.not-covered h4{font-size:14px;font-weight:600;margin-bottom:10px;color:var(--ink)}
.not-covered ul{padding-left:20px}
.not-covered li{font-size:14px;color:var(--steel);margin-bottom:4px}

/* RELATED */
.related{border-top:1px solid var(--hairline);padding-top:32px;margin-top:32px}
.related h3{font-size:16px;font-weight:600;letter-spacing:.3px;text-transform:uppercase;color:var(--steel);margin-bottom:16px}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.related-card{border:1px solid var(--hairline);border-radius:var(--radius-lg);padding:16px;background:var(--canvas)}
.related-card span{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.4px;color:var(--steel)}
.related-card h4{font-size:15px;font-weight:600;margin:6px 0 8px;line-height:1.3}
.related-card a{font-size:13px;font-weight:500;color:var(--ink)}

/* BREADCRUMBS */
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--steel);margin-bottom:20px}
.breadcrumb a{color:var(--ink);font-weight:500}
.breadcrumb span{color:var(--muted)}

/* COOKIE BANNER */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:var(--primary);color:#fff;padding:16px 24px;z-index:999;display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:14px}
.cookie-banner.hidden{display:none}
.cookie-text{flex:1;min-width:200px}
.cookie-actions{display:flex;gap:8px;flex-wrap:wrap}
.cookie-btn{padding:8px 16px;border-radius:var(--radius-full);font-size:13px;font-weight:500;cursor:pointer;border:none}
.cookie-btn-accept{background:var(--green);color:var(--primary)}
.cookie-btn-reject{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3)}
.cookie-btn-settings{background:transparent;color:var(--green);font-size:13px;font-weight:500;text-decoration:underline;cursor:pointer;border:none}

/* FOOTER */
.site-footer{background:var(--canvas);border-top:1px solid var(--hairline);padding:48px 0 32px}
.footer-inner{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-bottom:40px}
.footer-col h4{font-size:13px;font-weight:600;letter-spacing:.4px;text-transform:uppercase;color:var(--ink);margin-bottom:12px}
.footer-col a{display:block;font-size:14px;color:var(--steel);padding:3px 0;line-height:1.6}
.footer-col a:hover{color:var(--ink)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--hairline);padding-top:24px;flex-wrap:wrap;gap:8px}
.footer-copy{font-size:13px;color:var(--steel)}
.footer-disclaimer{font-size:12px;color:var(--muted);max-width:580px;line-height:1.4}

/* CONTACT FORM */
.contact-form{max-width:560px;margin:32px 0}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;font-weight:500;margin-bottom:6px;color:var(--ink)}
.form-group input,.form-group select,.form-group textarea{width:100%;background:var(--canvas);border:1px solid var(--hairline);border-radius:var(--radius-md);padding:10px 14px;font-size:15px;font-family:var(--font);color:var(--ink);transition:border-color .15s}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--green);border-width:2px}
.form-group textarea{min-height:120px;resize:vertical}
.form-confirm{background:rgba(0,212,164,.08);border:1px solid var(--green);border-radius:var(--radius-lg);padding:16px 20px;font-size:15px;color:var(--charcoal);margin-top:16px;display:none}
.form-confirm.show{display:block}

/* PAGE HERO */
.page-hero{padding:48px 0 40px;background:var(--surface);border-bottom:1px solid var(--hairline)}
.page-hero h1{font-size:clamp(28px,5vw,42px);font-weight:600;letter-spacing:-1px;line-height:1.1;margin-bottom:12px}
.page-hero p{font-size:16px;color:var(--steel);max-width:560px;line-height:1.5}

/* EDITORIAL NOTE */
.editorial-note{background:var(--surface);border-radius:var(--radius-lg);padding:20px;margin:24px 0;font-size:14px;color:var(--steel);border-left:3px solid var(--hairline)}

/* RESPONSIVE */
@media(max-width:900px){
.footer-grid{grid-template-columns:repeat(2,1fr)}
.cards-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
.nav-links{display:none}
.burger{display:flex}
.cards-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr}
.gallery{grid-template-columns:1fr 1fr}
.hero h1{letter-spacing:-1px}
.footer-bottom{flex-direction:column;align-items:flex-start}
}
@media(max-width:480px){
.footer-grid{grid-template-columns:1fr}
.gallery{grid-template-columns:1fr}
.hero{padding:56px 0 48px}
.cookie-banner{flex-direction:column;align-items:flex-start}
}