:root{--ink:#1A1D21;--paper:#F2F3F4;--card:#FFFFFF;--accent:#FF5A1F;--accent2:#F5B301;--line:#D4D7DA;--muted:#55606A;--dark:#14171A;--darktext:#F2F3F4}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Helvetica Neue', Arial, sans-serif;line-height:1.65;font-size:17px}
a{color:var(--accent2)}a:hover{text-decoration:underline}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:8px;top:8px;background:#fff;padding:6px 10px;z-index:99}
.site-header{background:var(--dark);color:var(--darktext);border-bottom:4px solid var(--accent)}
.header-inner{max-width:1160px;margin:0 auto;padding:18px 20px;display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.brand{font-family:'Helvetica Neue', Arial, sans-serif;font-size:26px;line-height:1.15;color:var(--darktext);text-decoration:none;font-weight:700}
.brand small{display:block;font-family:'Helvetica Neue', Arial, sans-serif;font-size:12px;letter-spacing:.12em;text-transform:uppercase;opacity:.75;font-weight:400}
.main-nav{display:flex;gap:4px;flex-wrap:wrap;margin-left:auto;align-items:center}
.main-nav a,.nav-drop summary{color:var(--darktext);text-decoration:none;padding:8px 12px;border-radius:6px;font-size:15px}
.main-nav a:hover,.nav-drop summary:hover{background:rgba(255,255,255,.14)}
.nav-drop{position:relative}.nav-drop summary{cursor:pointer;list-style:none}
.nav-drop summary::-webkit-details-marker{display:none}
.nav-drop .menu{display:none;position:absolute;top:100%;left:0;z-index:50;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 12px 30px rgba(0,0,0,.18);padding:8px;min-width:230px}
.nav-drop .menu a{display:block;color:var(--ink);padding:7px 10px}
.nav-drop .menu a:hover{background:var(--paper)}
.nav-drop:hover .menu,.nav-drop:focus-within .menu{display:block}
.nav-cta{background:var(--accent);color:#111 !important;font-weight:700}
.burger-toggle{display:none}.burger-label{display:none;cursor:pointer;color:var(--darktext);font-size:26px;padding:6px 10px}
.hero{background:var(--dark);color:var(--darktext);border-bottom:1px solid var(--line)}
.hero-inner{max-width:1160px;margin:0 auto;padding:44px 20px 36px}
.kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);font-weight:700;margin:0 0 10px}
.hero h1{font-family:'Helvetica Neue', Arial, sans-serif;font-size:44px;line-height:1.12;margin:0 0 14px}
.hero .lede{font-size:19px;max-width:760px;opacity:.92}
.evidence-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.evidence-chip{border:1px solid var(--accent);border-radius:999px;padding:7px 14px;font-size:14px}
.evidence-chip b{color:var(--accent)}
.hero-cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{display:inline-block;background:var(--accent);color:#111;text-decoration:none;font-weight:700;padding:12px 22px;border-radius:8px}
.btn-ghost{background:transparent;color:var(--darktext);border:2px solid var(--darktext)}
.motif{max-width:1160px;margin:0 auto;padding:0 20px 8px}
.main{max-width:1160px;margin:0 auto;padding:30px 20px 60px}
.section{margin:0 0 34px}.section h2{font-family:'Helvetica Neue', Arial, sans-serif;font-size:28px;line-height:1.25;margin:0 0 12px}
.section h3{font-size:20px;margin:22px 0 8px}
.prose p{margin:0 0 14px}.prose ul,.prose ol{margin:0 0 14px;padding-left:22px}.prose li{margin-bottom:6px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}
.card h3{margin:0 0 8px;font-size:19px}.card h3 a{color:var(--ink);text-decoration:none}
.card p{margin:0 0 10px;font-size:15px}.card .more{font-weight:700;font-size:14px}
.index-num{font-family:'Helvetica Neue', Arial, sans-serif;font-size:30px;color:var(--accent2);line-height:1}
.spec-table{width:100%;border-collapse:collapse;margin:12px 0;font-size:15px}
.spec-table th,.spec-table td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.spec-table th{background:var(--card);width:34%}
.callout{border-left:5px solid var(--accent);background:var(--card);padding:16px 20px;border-radius:0 10px 10px 0;margin:18px 0}
.callout p{margin:0}.callout b{color:var(--accent2)}
.checklist{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.checklist li{margin-bottom:8px}
.note{font-size:14px;color:var(--muted)}.small{font-size:14px}
.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:14px}.breadcrumb a{color:var(--muted)}
.post-list{display:grid;gap:18px}.post-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px}
.post-item h3{margin:0 0 8px}.post-item h3 a{color:var(--ink);text-decoration:none}
.site-footer{border-top:1px solid var(--line);background:var(--dark);color:var(--darktext)}
.footer-inner{max-width:1160px;margin:0 auto;padding:30px 20px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:26px}
.footer-inner h4{margin:0 0 10px;font-size:15px;letter-spacing:.08em;text-transform:uppercase}
.footer-inner a{color:var(--darktext);text-decoration:none;display:block;padding:3px 0;font-size:15px}
.footer-base{max-width:1160px;margin:0 auto;padding:16px 20px 26px;font-size:13px;opacity:.8}
.form-field{margin-bottom:14px}.form-field label{display:block;font-weight:700;margin-bottom:6px}
.form-field input,.form-field textarea,.form-field select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;font-size:16px;font-family:inherit}
.form-field textarea{min-height:140px}
.hp{position:absolute;left:-9999px}
@media(max-width:900px){.card-grid,.footer-inner{grid-template-columns:1fr 1fr}.hero h1{font-size:34px}.burger-label{display:block}.main-nav{display:none;width:100%;flex-direction:column;align-items:stretch}.burger-toggle:checked~.main-nav{display:flex}.nav-drop .menu{position:static;box-shadow:none;border:0;background:transparent;padding:0 0 0 14px}.nav-drop .menu a{color:var(--darktext)}}
@media(max-width:560px){.card-grid,.footer-inner{grid-template-columns:1fr}.hero h1{font-size:29px}body{font-size:16px}}
.lang-switch{position:relative;margin-left:8px}
.lang-switch summary{cursor:pointer;list-style:none;background:#fff;color:#16202B;padding:8px 12px;border-radius:6px;font-size:15px;font-weight:700}
.lang-switch summary::-webkit-details-marker{display:none}
.lang-switch ul{display:none;position:absolute;top:100%;right:0;z-index:60;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 12px 30px rgba(0,0,0,.18);padding:8px;min-width:170px;list-style:none;margin:8px 0 0}
.lang-switch[open] ul{display:block}
.lang-switch ul a{display:block;color:#16202B;text-decoration:none;padding:7px 10px}
.lang-switch ul a:hover{background:var(--paper)}
.lang-switch .cur{display:block;color:#16202B;padding:7px 10px;font-weight:700}