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*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.62}img,svg{max-width:100%;height:auto}a{color:var(--brand);text-underline-offset:3px}button,input,select,textarea{font:inherit}button{cursor:pointer}.skip-link{position:fixed;left:12px;top:-80px;z-index:999;padding:10px 14px;background:#fff;color:#000;border-radius:8px}.skip-link:focus{top:12px}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,253,249,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(216,209,198,.8)}.header-inner{max-width:var(--max);margin:auto;display:flex;align-items:center;gap:24px;padding:12px 20px}.brand{display:flex;align-items:center;gap:10px;font-weight:850;font-size:1.25rem;text-decoration:none;color:var(--ink)}.brand-mark{width:40px;height:40px;display:grid;place-items:center;background:var(--brand);color:#fff;border-radius:12px;font-size:1.35rem}.main-nav{display:flex;align-items:center;gap:18px;margin-left:auto}.main-nav a{text-decoration:none;color:var(--ink);font-weight:650}.main-nav a:hover,.main-nav a:focus{color:var(--brand)}.lang-link{padding:7px 10px;border:1px solid var(--line);border-radius:999px}.menu-button{display:none;margin-left:auto;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:8px 12px}.hero{background:linear-gradient(135deg,#f8f0e3 0%,#e8efe9 50%,#f5e3d7 100%);border-bottom:1px solid var(--line)}.hero-inner{max-width:var(--max);margin:auto;padding:58px 20px 48px;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 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span:nth-child(4){background:#6f89a2;transform:rotate(5deg) translateX(10px)}.trust-strip{max-width:var(--max);margin:-18px auto 0;padding:0 20px;position:relative}.trust-card{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius);display:grid;grid-template-columns:repeat(3,1fr);padding:18px}.trust-card div{padding:8px 16px;border-right:1px solid var(--line)}.trust-card div:last-child{border:0}.trust-card strong{display:block}.section{max-width:var(--max);margin:auto;padding:64px 20px}.section.compact{padding-top:38px;padding-bottom:38px}.section-head{max-width:780px;margin-bottom:28px}.grid{display:grid;gap:18px}.grid.cards{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 4px 18px rgba(31,42,36,.04)}.card:hover{box-shadow:var(--shadow)}.card-icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--surface-2);font-size:1.3rem;margin-bottom:14px}.card a.stretched{text-decoration:none;color:inherit}.card p{color:var(--muted)}.card .meta{font-size:.86rem;color:var(--brand);font-weight:800}.tool-shell{max-width:var(--max);margin:0 auto;padding:34px 20px 64px}.breadcrumbs{font-size:.9rem;color:var(--muted);margin:0 0 18px}.breadcrumbs a{color:inherit}.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}.tool-panel,.content-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.sidebar{display:grid;gap:18px;position:sticky;top:88px}.notice{padding:15px 16px;border-radius:14px;background:#edf5ef;border:1px solid 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h3{margin-top:1.3em}.article table{min-width:0}.article-callout{padding:20px;border-left:5px solid var(--brand);background:#edf4ef;border-radius:0 14px 14px 0}.faq details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;margin:10px 0}.faq summary{font-weight:800;cursor:pointer}.ad-slot{min-height:160px;margin:34px 0;display:grid;place-items:center;border:1px dashed #bdb5aa;border-radius:14px;color:#80786f;background:#f8f5ef;font-size:.82rem}.site-footer{background:#202a24;color:#e8ede9;margin-top:40px}.footer-inner{max-width:var(--max);margin:auto;padding:42px 20px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:30px}.site-footer a{color:#e8ede9}.footer-links{display:grid;gap:8px}.footer-bottom{max-width:var(--max);margin:auto;padding:17px 20px;border-top:1px solid #3e4942;color:#bac4bd;font-size:.88rem}.toast{position:fixed;right:18px;bottom:18px;z-index:200;padding:12px 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