*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --gold:#C9A84C;--gold-dark:#8B6914;--gold-bg:#FFFBF0;
  --bg:#FAFAF8;--surface:#FFFFFF;--border:#E8E4D9;
  --text:#1A1610;--muted:#5E5648;--light:#8A7E68;
  --green:#1A7A4A;--red:#B23A2B;--radius:10px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0F0E0B;--surface:#1A1814;--border:#2E2A22;--text:#F0EAD8;
    --muted:#B4A68C;--light:#8A7E68;--gold-bg:#1E1A0F;--gold-dark:#D9B85C;
  }
}
:root[data-theme="dark"]{
  --bg:#0F0E0B;--surface:#1A1814;--border:#2E2A22;--text:#F0EAD8;
  --muted:#B4A68C;--light:#8A7E68;--gold-bg:#1E1A0F;--gold-dark:#D9B85C;
}
body{font-family:'Cairo','Tajawal',sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.8}
a{color:var(--gold-dark)}
img{max-width:100%}

/* NAV */
.site-nav{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.nav-inner{max-width:1100px;margin:0 auto;padding:0 16px;height:62px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:700;font-size:18px}
.logo-icon{width:36px;height:36px;border-radius:8px;background:linear-gradient(135deg,#C9A84C,#E8C96D);display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px}
.nav-links{display:flex;gap:2px;list-style:none}
.nav-links a{display:block;text-decoration:none;color:var(--muted);padding:6px 12px;border-radius:6px;font-size:14px;font-weight:600}
.nav-links a:hover,.nav-links a[aria-current="page"]{background:var(--gold-bg);color:var(--gold-dark)}
.nav-tools{display:flex;gap:6px;align-items:center}
.icon-btn{background:transparent;border:1px solid var(--border);border-radius:6px;color:var(--muted);padding:5px 10px;cursor:pointer;font:inherit;font-size:14px}
.menu-btn{display:none}
@media (max-width:860px){
  .menu-btn{display:block}
  .nav-links{display:none;position:absolute;top:62px;right:0;left:0;background:var(--surface);flex-direction:column;padding:8px 16px 14px;border-bottom:1px solid var(--border)}
  .nav-links.open{display:flex}
}

/* LAYOUT */
main{max-width:1100px;margin:0 auto;padding:28px 16px 56px}
.narrow{max-width:780px}
.hero{margin-bottom:24px}
.hero h1{font-size:clamp(22px,4vw,32px);line-height:1.4;margin-bottom:8px}
.hero p{color:var(--muted);max-width:720px}
.breadcrumb{font-size:13px;color:var(--light);margin-bottom:12px}
.breadcrumb a{color:var(--light);text-decoration:none}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:22px;margin-bottom:22px}
h2{font-size:21px;margin:8px 0 12px;line-height:1.5}
h3{font-size:17px;margin:20px 0 8px}
p{margin-bottom:14px}
.prose p,.prose li{color:var(--muted)}
.prose ul,.prose ol{padding-right:22px;margin-bottom:14px}
.prose strong{color:var(--text)}
.note{background:var(--gold-bg);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;font-size:14px;color:var(--muted);margin:16px 0}
.meta{font-size:13px;color:var(--light);margin-bottom:18px}

/* PRICES */
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;margin-bottom:20px}
.toolbar .label{font-size:13px;color:var(--muted);font-weight:700}
.cur-btn{padding:4px 11px;border-radius:6px;border:1px solid var(--border);background:transparent;cursor:pointer;font:inherit;font-size:13px;color:var(--muted)}
.cur-btn.active{background:var(--gold);border-color:var(--gold);color:#fff;font-weight:700}
.status{margin-inline-start:auto;font-size:12px;color:var(--light)}
.status.error{color:var(--red)}
.table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow-x:auto;margin-bottom:12px}
table{width:100%;border-collapse:collapse}
th{background:var(--gold-bg);padding:11px 14px;font-size:13px;color:var(--muted);text-align:right;border-bottom:1px solid var(--border)}
td{padding:12px 14px;border-bottom:1px solid var(--border);font-size:15px}
tr:last-child td{border-bottom:none}
td,th{white-space:nowrap}
@media (max-width:600px){th,td{padding:10px 8px;font-size:13px}}
td.num{font-weight:700;font-variant-numeric:tabular-nums}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-inline-end:6px;background:var(--gold)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:22px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px}
.stat .k{font-size:13px;color:var(--muted)}
.stat .v{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums}
.stat .s{font-size:12px;color:var(--light)}
.source-line{font-size:12px;color:var(--light);margin-bottom:22px}

/* FORMS */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:600px){.form-grid{grid-template-columns:1fr}}
label{display:block;font-size:14px;font-weight:700;margin-bottom:6px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text);font:inherit;font-size:15px}
textarea{min-height:130px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold);outline-offset:0}
.btn{display:inline-block;padding:11px 26px;background:var(--gold);color:#fff;border:none;border-radius:8px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}
.btn:hover{opacity:.92}
.result{background:var(--gold-bg);border:1px solid var(--border);border-radius:12px;padding:18px;margin-top:18px}
.result .big{font-size:28px;font-weight:700;color:var(--gold-dark)}
.hidden{display:none}

/* ARTICLE LIST */
.article-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px}
.article-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px;text-decoration:none;color:var(--text);display:block}
.article-item:hover{border-color:var(--gold)}
.article-item h3{margin:0 0 6px;font-size:17px}
.article-item p{color:var(--muted);font-size:14px;margin:0}

/* FOOTER */
.site-footer{background:#1A1610;color:#B8AE99;margin-top:40px}
.footer-inner{max-width:1100px;margin:0 auto;padding:34px 16px 20px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
.site-footer h4{color:#E8D8B8;font-size:14px;margin-bottom:10px}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:6px}
.site-footer a{color:#A89C84;text-decoration:none;font-size:14px}
.site-footer a:hover{color:var(--gold)}
.site-footer p{font-size:13px;color:#8A7E6A;line-height:1.8}
.footer-bottom{border-top:1px solid #2E2820;text-align:center;font-size:12px;color:#7A6E5A;padding:14px}
@media (max-width:700px){.footer-inner{grid-template-columns:1fr}}