:root{--bg:#f4f7fc;--surface:#ffffff;--text:#111827;--muted:#6b7280;--primary:#0d66ff;--primary-ink:#ffffff;--border:#e5e7eb;--accent:#ff7a00}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:Segoe UI,Poppins,Helvetica Neue,sans-serif;color:var(--text);background:radial-gradient(circle at 15% 0,#eef4ff 0,#f7f9fc 50%,#f0f3f9 100%)}a{color:inherit;text-decoration:none}.container{max-width:1240px;margin:0 auto;padding:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px}.btn{background:#eef2ff;color:#24324d;border:0;border-radius:10px;padding:10px 14px;cursor:pointer;font-weight:600}.btn-primary{background:var(--primary);color:var(--primary-ink)}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:4px 10px;font-size:12px;background:#e9f0ff;color:#1847a4}.app-content{min-height:calc(100vh - 180px)}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:40;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);background:rgba(255,255,255,.94)}.topbar-strip{border-bottom:1px solid #e8eefc;background:linear-gradient(90deg,#0e4bbb,#2563eb 54%,#1d4ed8);color:#eaf2ff}.topbar-strip-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:4px;padding-bottom:4px}.topbar-strip-inner p{margin:0;font-size:12px;font-weight:600;letter-spacing:.2px}.strip-links{display:flex;gap:14px}.strip-links a{font-size:12px;color:#ffffff;opacity:.9}.topbar-inner{display:flex;align-items:center;gap:16px;justify-content:space-between;padding-top:14px;padding-bottom:14px}.logo-mark{display:inline-flex;flex-direction:column;line-height:1}.logo-mark span{font-weight:900;letter-spacing:.7px;font-size:21px;color:#1141aa}.logo-mark 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