:root{--bg:#f7faf8;--surface:#fff;--text:#14211c;--muted:#5f6f68;--line:#dbe7e1;--brand:#0d7b61;--brand-dark:#075844;--soft:#e9f6f1;--shadow:0 18px 50px #112f2514}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;min-height:100%}body{background:radial-gradient(circle at top, #fff 0, var(--bg) 46%, #eef6f2 100%);min-height:100%;color:var(--text);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}.site-frame{flex-direction:column;min-height:100vh;display:flex}.site-header{padding:calc(14px + env(safe-area-inset-top)) clamp(16px, 4vw, 44px) 14px;z-index:20;justify-content:space-between;align-items:center;display:flex;position:relative}.brand{letter-spacing:-.02em;align-items:center;gap:10px;min-height:48px;font-weight:800;display:inline-flex}.brand-mark{background:linear-gradient(135deg, var(--brand), 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10px;display:inline-flex}.nav-trigger:hover,.nav-trigger:focus-visible,.nav-simple:hover,.nav-simple:focus-visible,.desktop-nav .language-switch a:hover,.desktop-nav .language-switch a:focus-visible{color:var(--text);background:#ffffffc7;outline:none}.nav-chevron{font-size:13px;transition:transform .14s;transform:translateY(-1px)}.nav-dropdown:hover .nav-chevron,.nav-dropdown:focus-within .nav-chevron{transform:rotate(180deg)translateY(1px)}.nav-dropdown-menu{border:1px solid var(--line);min-width:230px;box-shadow:var(--shadow);opacity:0;pointer-events:none;z-index:180;background:#fffffffa;border-radius:18px;gap:6px;padding:10px;transition:opacity .13s,transform .13s;display:grid;position:absolute;top:calc(100% + 8px);left:0;transform:translateY(-4px)}.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown:focus-within .nav-dropdown-menu{opacity:1;pointer-events:auto;transform:translateY(0)}.nav-dropdown-menu 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