:root{
  --ink:#173235;--muted:#617578;--bg:#f6faf8;--white:#fff;
  --green:#0c756d;--green-dark:#07514d;--mint:#dff4ed;
  --orange:#ef744e;--line:#d9e7e2;--shadow:0 18px 45px rgba(23,50,53,.12);
  --radius:24px;--max:1180px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.65}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{width:min(var(--max),calc(100% - 32px));margin:auto}
.topbar{background:var(--ink);color:#fff;font-size:.92rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:20px;padding:9px 0}
.topbar a{color:#fff;font-weight:800}
header{position:sticky;top:0;z-index:20;background:rgba(246,250,248,.95);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:900;letter-spacing:-.03em}
.brand:hover{text-decoration:none}
.brand img{width:46px;height:46px}
.navlinks{display:flex;align-items:center;gap:24px;font-weight:750;font-size:.95rem}
.navlinks a{color:var(--ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--orange);color:#fff;padding:13px 20px;border-radius:999px;font-weight:900;box-shadow:0 10px 25px rgba(239,116,78,.22)}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn.alt{background:var(--green)}
.btn.ghost{background:#fff;color:var(--green);border:1px solid var(--line);box-shadow:none}
.hero{padding:84px 0 68px;background:radial-gradient(circle at 85% 15%,#c9efe2 0,transparent 36%),linear-gradient(145deg,#f7fbf9,#edf8f4)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--mint);border:1px solid #bfe4d7;padding:7px 12px;border-radius:999px;font-weight:850;color:var(--green-dark);font-size:.86rem}
.dot{width:9px;height:9px;background:var(--orange);border-radius:50%;box-shadow:0 0 0 5px rgba(239,116,78,.12)}
h1,h2,h3{line-height:1.12;letter-spacing:-.035em;margin:0 0 18px}
h1{font-size:clamp(2.7rem,6vw,5.4rem)}
h2{font-size:clamp(2rem,4vw,3.25rem)}
h3{font-size:1.28rem}
.lead{font-size:1.18rem;color:var(--muted);max-width:760px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero-card{background:var(--ink);color:#fff;border-radius:32px;padding:32px;box-shadow:var(--shadow)}
.hero-card h2{font-size:1.8rem}
.hero-list{display:grid;gap:15px;margin:24px 0}
.hero-list div{display:flex;gap:12px}
.check{width:26px;height:26px;border-radius:50%;background:var(--mint);color:var(--green-dark);display:grid;place-items:center;font-weight:900;flex:0 0 auto}
.section{padding:76px 0}
.section.white{background:#fff}
.section.dark{background:var(--ink);color:#fff}
.section-head{max-width:760px;margin-bottom:34px}
.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-weight:900;color:var(--green);font-size:.8rem;margin-bottom:10px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 8px 25px rgba(23,50,53,.05)}
.card p{color:var(--muted);margin-bottom:0}
.icon{width:46px;height:46px;border-radius:15px;background:var(--mint);display:grid;place-items:center;font-size:1.35rem;margin-bottom:18px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px}
.steps{display:grid;gap:18px}
.step{display:grid;grid-template-columns:48px 1fr;gap:15px}
.step span{width:44px;height:44px;border-radius:14px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900}
.cta{background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;border-radius:30px;padding:42px;display:flex;justify-content:space-between;gap:30px;align-items:center}
.cta p{color:#daf0eb;margin:0}
footer{background:#082e30;color:#d4e5e2;padding:56px 0 90px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px}
footer a{color:#d4e5e2}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer-title{color:#fff;font-weight:900;font-size:1.15rem;margin-bottom:14px}
.legal{border-top:1px solid #295154;margin-top:36px;padding-top:20px;font-size:.88rem}
.mobilebar{display:none}
@media(max-width:900px){
  .hero-grid,.split{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr)}
  .navlinks{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:620px){
  .topbar .wrap{justify-content:center}
  .topbar .wrap span:first-child{display:none}
  .grid,.footer-grid{grid-template-columns:1fr}
  .hero{padding-top:58px}
  .hero-card{padding:24px}
  .section{padding:56px 0}
  .cta{padding:28px;align-items:flex-start;flex-direction:column}
  .mobilebar{display:grid;grid-template-columns:1fr 1fr;position:fixed;bottom:0;left:0;right:0;z-index:30}
  .mobilebar a{padding:14px;text-align:center;font-weight:900;color:#fff;background:var(--green)}
  .mobilebar a:last-child{background:var(--orange)}
}

a.card{display:block;color:var(--ink);transition:.2s ease}
a.card:hover{text-decoration:none;transform:translateY(-3px);box-shadow:var(--shadow)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:17px;padding:18px 20px;margin:12px 0}
.faq summary{font-weight:900;cursor:pointer}
.faq details p{color:var(--muted)}

.article-wrap{max-width:900px}
.article-section{margin:0 0 42px}
.article-section h2{margin-bottom:12px}
.article-section ul{padding-left:22px}
.article-section li{margin:9px 0}

.alphabet{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 38px}
.alpha-link{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid #d7e2df;border-radius:10px;background:#fff;font-weight:700;text-decoration:none}
.lex-group{margin:0 0 50px;scroll-margin-top:110px}
.lex-group>h2{font-size:2rem;margin-bottom:20px}

.breadcrumbs{padding-top:24px;font-size:.92rem}
.nav-toggle{display:none;border:0;background:transparent;font-size:1.65rem;cursor:pointer}
.trust-panel{margin-top:36px}
@media (max-width:980px){
  .nav-toggle{display:block;margin-left:auto}
  .navlinks{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;padding:18px;box-shadow:0 14px 30px rgba(0,0,0,.12);z-index:20;flex-direction:column;align-items:stretch}
  .navlinks.open{display:flex}
  header{position:sticky;top:0;z-index:30}
  .nav{position:relative}
  .navlinks .btn{text-align:center}
}

.problem-group{margin-bottom:56px}
.problem-group:last-child{margin-bottom:0}

.inquiry-form{background:#fff;border-radius:20px;padding:28px;box-shadow:0 12px 34px rgba(0,0,0,.08)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.form-grid label{display:flex;flex-direction:column;gap:8px;font-weight:700}
.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid #cfd8d6;border-radius:10px;padding:12px 14px;font:inherit;background:#fff}
.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{outline:3px solid rgba(12,117,109,.18);border-color:#0c756d}
.form-grid .wide{grid-column:1/-1}
.form-note{margin-top:14px;font-size:.95rem}
.sitemap-group{margin-bottom:42px}
.sitemap-list{columns:3;column-gap:32px;padding-left:20px}
.sitemap-list li{break-inside:avoid;margin-bottom:9px}
@media (max-width:780px){
  .form-grid{grid-template-columns:1fr}
  .form-grid .wide{grid-column:auto}
  .sitemap-list{columns:1}
}
@media print{
  .topbar,header,footer,.mobilebar,.actions,.nav-toggle{display:none!important}
  body{background:#fff;color:#000;font-size:11pt}
  .hero,.section,.white{background:#fff!important;padding:20px 0!important}
  .wrap{max-width:none!important;width:100%!important}
  .hero-card,.panel,.card,.inquiry-form{box-shadow:none!important;border:1px solid #999!important}
  a{color:#000;text-decoration:none}
  a[href^="http"]::after{content:" (" attr(href) ")";font-size:9pt}
  details{display:block}
  details>*{display:block!important}
}

.article-hero{padding-bottom:48px}
.article-meta{display:flex;gap:22px;flex-wrap:wrap;margin-top:20px;font-size:.95rem;opacity:.85}
.article-layout{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(260px,.8fr);gap:42px;align-items:start}
.article-content{max-width:820px}
.article-content p{line-height:1.78}
.article-intro{font-size:1.08rem;border-left:4px solid #0c756d;padding-left:22px;margin-bottom:30px}
.toc{background:#f2f7f6;border-radius:18px;padding:24px;margin:30px 0}
.toc h2{margin-top:0}
.toc li{margin:8px 0}
.article-section{scroll-margin-top:110px;margin:44px 0}
.article-section h2{margin-bottom:16px}
.article-sidebar .panel{margin-bottom:22px}
.article-sidebar ul{padding-left:19px}
.article-sidebar li{margin:9px 0}
.sticky{position:sticky;top:100px}
.author-box,.sources-box{background:#f7f7f4;border-radius:18px;padding:24px;margin:34px 0}
.knowledge-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.knowledge-card h2{font-size:1.28rem}
.text-link{font-weight:700}
@media(max-width:900px){
 .article-layout{grid-template-columns:1fr}
 .article-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:18px}
 .sticky{position:static}
}
@media(max-width:680px){
 .knowledge-grid,.article-sidebar{grid-template-columns:1fr}
}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:1rem;top:1rem;width:auto;height:auto;padding:.75rem 1rem;background:#fff;color:#111;z-index:9999;border-radius:.4rem;box-shadow:0 2px 12px rgba(0,0,0,.2)}