:root{--primary:#6366f1;--ink:#101828;--muted:#64748b;--surface:#ffffff;--border:#e2e8f0;--bg:#f7f8fc}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Segoe UI',Tahoma,'Noto Naskh Arabic',Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.85}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
header.site{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
header.site .wrap{display:flex;align-items:center;gap:18px;min-height:64px;flex-wrap:wrap}
header.site .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.05rem;color:var(--ink)}
header.site img{width:34px;height:34px}
nav.site{display:flex;gap:14px;flex-wrap:wrap;font-size:.95rem}
nav.site .spacer{flex:1}
.btn{display:inline-block;padding:9px 16px;border-radius:999px;border:1px solid var(--primary);color:var(--primary);font-weight:600;font-size:.92rem}
.btn.solid{background:var(--primary);color:#fff}
.btn:hover{text-decoration:none;filter:brightness(.96)}
main{padding:26px 0 60px}
.hero{background:linear-gradient(140deg,#eef2ff,#ffffff);border:1px solid var(--border);border-radius:22px;padding:34px 26px;margin-bottom:26px}
.hero h1{margin:0 0 10px;font-size:2rem;line-height:1.4}
.hero p{margin:0 0 18px;color:var(--muted);font-size:1.05rem;max-width:62ch}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:18px}
.card h3{margin:0 0 8px;font-size:1.05rem}
.card p{margin:0;color:var(--muted);font-size:.94rem}
.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:34px 0 14px}
.section-title h2{margin:0;font-size:1.25rem}
.meta{color:var(--muted);font-size:.82rem}
.pill{display:inline-block;padding:2px 10px;border-radius:999px;background:#eef2ff;color:#4a45c9;font-size:.78rem;font-weight:600}
article.post{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:26px}
article.post h1{margin-top:0;font-size:1.7rem;line-height:1.5}
article.post h2{font-size:1.25rem;margin-top:28px}
article.post p,article.post li{font-size:1rem}
article.post blockquote{margin:16px 0;padding:10px 16px;border-inline-start:4px solid var(--primary);background:#f8f9ff;border-radius:12px}
article.post code{background:#f1f5f9;padding:2px 6px;border-radius:6px;font-size:.9em;direction:ltr;display:inline-block}
article.post pre{background:#0b0f19;color:#e6e8ef;padding:14px 16px;border-radius:14px;overflow:auto;direction:ltr;text-align:left}
.table-wrap{overflow:auto;margin:16px 0}
article.post table{border-collapse:collapse;width:100%;font-size:.92rem}
article.post th,article.post td{border:1px solid var(--border);padding:8px 10px;text-align:start}
ul.list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
ul.list li{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:14px 16px;display:flex;gap:14px;align-items:flex-start}
.cover{width:84px;height:112px;object-fit:cover;border-radius:10px;border:1px solid var(--border);background:#eef2ff;flex:none}
form.tool{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:18px;display:grid;gap:12px}
input[type=text],input[type=url],input[type=email],select,textarea{width:100%;padding:11px 13px;border:1px solid var(--border);border-radius:12px;font:inherit;background:#fff}
label{font-size:.9rem;font-weight:600}
.qr-box{background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px;text-align:center}
.qr-box svg{max-width:320px;width:100%;height:auto}
.pager{display:flex;gap:10px;justify-content:center;margin-top:24px;flex-wrap:wrap}
footer.site{border-top:1px solid var(--border);background:#fff;padding:26px 0;color:var(--muted);font-size:.9rem}
footer.site a{color:var(--muted)}
.notice{background:#fff8e6;border:1px solid #f5d9a0;border-radius:14px;padding:12px 14px;font-size:.9rem}
@media (max-width:640px){.hero h1{font-size:1.6rem}header.site .wrap{gap:10px}.cover{width:64px;height:86px}}