:root{color-scheme:light;font-family:"Source Serif 4",serif;--bg: #f6f2ea;--bg-soft: #efe7db;--ink: #1f1a14;--muted: #6b5f54;--accent: #1d7f7a;--accent-strong: #0f5d5a;--accent-warm: #ff9f1c;--card: #fffaf2;--border: #e4d9c9;--shadow: 0 18px 40px rgba(23, 15, 7, .12);--radius: 18px}*{box-sizing:border-box}body{margin:0;background:radial-gradient(1200px 700px at 10% 10%,#fdf8f1 0%,var(--bg) 40%,#efe4d6 100%);color:var(--ink)}a{color:inherit;text-decoration:none}a:hover{color:var(--accent-strong)}.help-shell{min-height:100vh;display:flex;flex-direction:column}.help-header{position:sticky;top:0;z-index:10;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#f6f2ead1;border-bottom:1px solid var(--border)}.help-header-inner{display:flex;align-items:center;justify-content:space-between;padding:20px 36px;max-width:1200px;margin:0 auto;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-family:Space Grotesk,sans-serif;font-weight:700;font-size:20px}.brand-badge{background:var(--accent);color:#fffaf2;border-radius:999px;padding:4px 12px;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.search-form{flex:1;display:flex;gap:12px;max-width:520px}.search-input{flex:1;border-radius:999px;border:1px solid var(--border);background:#fffefb;padding:12px 18px;font-size:15px;font-family:Space Grotesk,sans-serif;outline:none;transition:border .2s ease,box-shadow .2s ease}.search-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #1d7f7a26}.search-button{border:none;background:var(--accent);color:#fffaf2;border-radius:999px;padding:12px 20px;font-family:Space Grotesk,sans-serif;font-weight:600;cursor:pointer;transition:transform .2s ease,background .2s ease}.search-button:hover{background:var(--accent-strong);transform:translateY(-1px)}.help-content{display:grid;grid-template-columns:240px 1fr;gap:32px;max-width:1200px;margin:0 auto;padding:32px 36px 64px;flex:1}.sidebar{position:sticky;top:120px;align-self:start;background:var(--card);border-radius:var(--radius);padding:20px;border:1px solid var(--border);box-shadow:var(--shadow)}.sidebar h3{font-family:Space Grotesk,sans-serif;font-size:16px;margin:0 0 12px}.sidebar ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}.sidebar a{display:block;padding:8px 12px;border-radius:12px;font-family:Space Grotesk,sans-serif;font-size:14px;color:var(--muted);background:transparent}.sidebar a.active,.sidebar a:hover{color:var(--ink);background:var(--bg-soft)}.main{display:flex;flex-direction:column;gap:24px}.hero{background:linear-gradient(135deg,#fff8ee,#f1efe9);padding:28px;border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}.hero h1{font-family:Space Grotesk,sans-serif;font-size:32px;margin:0 0 10px}.hero p{margin:0;color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.article-card{background:var(--card);border-radius:16px;border:1px solid var(--border);padding:16px;box-shadow:0 10px 24px #170f0714;transition:transform .2s ease,box-shadow .2s ease}.article-card:hover{transform:translateY(-3px);box-shadow:0 18px 30px #170f071f}.article-card h4{margin:0 0 6px;font-family:Space Grotesk,sans-serif;font-size:16px}.article-card p{margin:0;color:var(--muted);font-size:14px}.article-meta{font-size:12px;color:var(--muted);margin-top:12px;font-family:Space Grotesk,sans-serif}.article-body{background:var(--card);border-radius:var(--radius);border:1px solid var(--border);padding:28px;box-shadow:var(--shadow);line-height:1.7}.article-body h1,.article-body h2,.article-body h3{font-family:Space Grotesk,sans-serif}.article-body img{max-width:100%;border-radius:12px}.notice{background:#fff4e1;border-left:4px solid var(--accent-warm);padding:12px 16px;border-radius:12px;color:var(--muted)}.footer{padding:24px 36px 40px;text-align:center;font-family:Space Grotesk,sans-serif;color:var(--muted)}.footer a{color:var(--accent-strong);font-weight:600}@media (max-width: 900px){.help-content{grid-template-columns:1fr}.sidebar{position:static}.help-header-inner{flex-direction:column;align-items:stretch}.search-form{width:100%;max-width:none}}