:root{--bg:#0b1220;--card:#121b2f;--muted:#8aa0c6;--txt:#eef4ff;--acc:#39b7ff;--line:#22314f;--ok:#49d17d}*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#07101e,#101b31);color:var(--txt);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif}.wrap{display:flex;min-height:100vh}.side{width:280px;background:rgba(7,12,24,.92);border-right:1px solid var(--line);padding:22px;position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;margin-bottom:18px}.logo{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,var(--acc),#776bff);display:grid;place-items:center;font-weight:900}.brand h1{font-size:22px;margin:0}.brand p{margin:3px 0 0;color:var(--muted);font-size:12px}.nav button{display:block;width:100%;text-align:start;background:transparent;color:var(--txt);border:1px solid transparent;border-radius:14px;padding:13px;margin:6px 0;font-size:15px}.nav button.active,.nav button:hover{background:#15213a;border-color:#2b426d}.main{flex:1;padding:24px;max-width:1250px;margin:auto}.top{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:20px}.search{flex:1}.search input,input,select,textarea{width:100%;background:#0d1729;border:1px solid var(--line);border-radius:14px;color:var(--txt);padding:13px;font-size:15px}.lang{display:flex;gap:8px}.lang button,.primary{border:0;border-radius:14px;background:var(--acc);color:#001526;padding:12px 16px;font-weight:700}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:16px}.card{background:rgba(18,27,47,.88);border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:0 16px 45px rgba(0,0,0,.22)}.card h3{margin:0 0 8px}.muted{color:var(--muted);font-size:14px}.calc{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.result{font-size:24px;color:var(--ok);font-weight:800;margin-top:12px}.pill{display:inline-block;border:1px solid #31507d;border-radius:999px;padding:6px 10px;color:#bbd2ff;margin:4px;font-size:12px}.table{width:100%;border-collapse:collapse}.table td,.table th{border-bottom:1px solid var(--line);padding:10px;text-align:start}.hero{padding:22px;border-radius:24px;background:linear-gradient(135deg,#132746,#142139);border:1px solid #2a456f;margin-bottom:16px}.rtl{direction:rtl}.small{font-size:12px}.chat{height:320px;overflow:auto;background:#0d1729;border:1px solid var(--line);border-radius:16px;padding:12px}.msg{padding:10px;border-radius:12px;margin:8px 0;background:#16223a}@media(max-width:800px){.wrap{display:block}.side{width:auto;height:auto;position:relative}.nav{display:grid;grid-template-columns:repeat(2,1fr);gap:6px}.main{padding:14px}.top{display:block}.lang{margin-top:10px}}