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:root{--board:#1e4636;--board-deep:#15342a;--chalk:#eef3ef;--chalk-dim:#eef3efb8;--paper:#f7f9f8;--sheet:#fff;--grid:#1d3c910f;--ink:#1d3c91;--ink-soft:#e8edf9;--red:#c42a20;--red-soft:#fbeceb;--yellow:#f0cf4f;--text:#1f2428;--muted:#5b656d;--line:#d8dfdb;--font-ui:"IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;--font-head:"Noto Naskh Arabic", "IBM Plex Sans Arabic", Georgia, serif;--r-sm:6px;--r-md:10px;--wrap:1180px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:var(--font-ui);color:var(--text);background-color:var(--paper);background-image:linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);background-size:22px 22px;margin:0;font-size:16.5px;line-height:1.7}[dir=ltr] body{font-size:16px}a{color:var(--ink);text-decoration:none}a:hover{text-underline-offset:3px;text-decoration:underline}:focus-visible{outline:3px solid 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.wrap{align-items:center;gap:18px;min-height:60px;display:flex}.logo{color:var(--chalk);font-family:var(--font-head);white-space:nowrap;align-items:baseline;gap:8px;font-size:1.55rem;font-weight:700;display:flex}.logo:hover{text-decoration:none}.logo-mark{background:var(--yellow);border-radius:2px;width:12px;height:12px;display:inline-block;transform:rotate(45deg)translateY(-2px)}.logo small{font-family:var(--font-ui);color:var(--chalk-dim);font-size:.72rem;font-weight:500}.main-nav{gap:2px;margin-inline-start:auto;display:flex}.main-nav a{color:var(--chalk);border-radius:var(--r-sm);padding:8px 12px;font-size:.95rem;font-weight:500}.main-nav a:hover{background:#ffffff14;text-decoration:none}.main-nav a[aria-current=page]{box-shadow:inset 0 -2px 0 var(--yellow)}.header-tools{align-items:center;gap:6px;display:flex}.icon-btn{min-width:40px;height:40px;color:var(--chalk);border-radius:var(--r-sm);font:inherit;cursor:pointer;background:0 0;border:1px solid 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12px;font-size:1rem}.search-form input:focus{outline:none}.search-form:focus-within{outline:3px solid var(--yellow)}.search-form button{background:var(--ink);color:#fff;font:inherit;cursor:pointer;border:0;border-radius:7px;padding:0 22px;font-weight:600}.search-form button:hover{background:#16307a}.stage-columns{grid-template-columns:repeat(3,1fr);gap:26px;margin-top:34px;display:grid}.stage-col h2{color:var(--chalk);border-bottom:1px dashed #eef3ef59;margin-bottom:12px;padding-bottom:8px;font-size:1.15rem}.stage-col h2 a{color:inherit}.chips{flex-wrap:wrap;gap:8px;display:flex}.chip{color:var(--chalk);border:1px solid #eef3ef66;border-radius:999px;align-items:baseline;gap:6px;padding:7px 12px;font-size:.92rem;font-weight:500;display:inline-flex}.chip:hover{background:var(--chalk);color:var(--board-deep);text-decoration:none}.chip.exam{border-color:var(--yellow);color:var(--yellow);font-weight:700}.chip.exam:hover{background:var(--yellow);color:var(--board-deep)}.chip .n{opacity:.7;font-size:.75rem}@media (max-width:860px){.stage-columns{grid-template-columns:1fr;gap:20px}}.page-head{padding:22px 0 26px}.page-head h1{margin-bottom:8px}.page-head p{color:var(--chalk-dim);max-width:70ch;margin:0}.crumbs{margin-bottom:10px;font-size:.85rem}.crumbs ol{flex-wrap:wrap;gap:4px;margin:0;padding:0;list-style:none;display:flex}.crumbs li:not(:last-child):after{content:"/";color:var(--chalk-dim);margin-inline-start:6px}.crumbs a{color:var(--chalk-dim)}.crumbs a:hover,.crumbs [aria-current]{color:var(--chalk)}main{min-height:50vh}.section{padding:34px 0 10px}.section-head{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:14px;display:flex}.section-head h2{margin:0}.section-head a{font-size:.92rem;font-weight:600}.layout{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:28px;padding:26px 16px 10px;display:grid}.layout aside{gap:18px;display:grid;position:sticky;top:80px}@media (max-width:980px){.layout{grid-template-columns:1fr}.layout aside{position:static}}.sheet{background:var(--sheet);border:1px solid var(--line);border-radius:var(--r-md);padding:22px}.sheet+.sheet{margin-top:18px}.sheet h2:first-child,.sheet h3:first-child{margin-top:0}@media (max-width:520px){.sheet{padding:16px}}.register{background:var(--sheet);border:1px solid var(--line);border-radius:var(--r-md);margin:0;padding:0;list-style:none;overflow:hidden}.register li{border-top:1px solid var(--line)}.register li:first-child{border-top:0}.register a.row{color:var(--text);grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;padding:13px 16px;display:grid}.register a.row:hover{background:var(--ink-soft);text-decoration:none}.register .title{font-weight:600;line-height:1.5}.register .meta{color:var(--muted);margin-top:2px;font-size:.82rem;font-weight:400;display:block}.type-tag{background:var(--ink-soft);color:var(--ink);white-space:nowrap;text-align:center;border-radius:4px;min-width:62px;padding:3px 8px;font-size:.75rem;font-weight:700}.type-tag[data-type=exam]{color:var(--board);background:#e7f1ec}.type-tag[data-type=official]{color:#7a5a00;background:#fdf4d6}.type-tag[data-type=mock]{color:#9a1f17;background:#fbeceb}.type-tag[data-type=lesson],.type-tag[data-type=summary]{color:#5b3c8f;background:#f1ecf8}.stamp{color:var(--red);border:1.5px solid var(--red);white-space:nowrap;background:var(--red-soft);border-radius:4px;padding:1px 7px;font-size:.74rem;font-weight:700;transform:rotate(-4deg)}.demo-tag{color:var(--muted);border:1px dashed var(--muted);border-radius:4px;margin-inline-start:6px;padding:0 5px;font-size:.7rem;font-weight:500}@media (max-width:520px){.register a.row{grid-template-columns:minmax(0,1fr) auto;gap:8px 10px;padding:12px 14px}.register 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