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#635bff12}.chapter{border-color:var(--line);border-radius:12px}.chapter-head{background:#fafafd;padding:13px}.lesson{border-color:#eef0f4}.toggle{background:#cbd0db}.toggle.on{background:#635bff;box-shadow:0 3px 10px #635bff38}.user-head{padding:23px}.user-avatar{color:#554be8;background:linear-gradient(145deg,#efefff,#dcd9ff)}.tabs{border-color:var(--line)}.tab.active{color:#554be8;border-bottom-color:#635bff}.modal-backdrop{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#1c203075}.modal{box-shadow:var(--shadow-lg);border-radius:18px;padding:29px}.modal-close{color:#8b92a2}.toast{box-shadow:var(--shadow-lg);background:#23283a;border-radius:11px}@media (width<=760px){.main{margin-left:0}.sidebar{box-shadow:12px 0 40px #1d264024}.topbar{background:#f6f7fbe6}.content{padding:20px 16px}.briefing{border-radius:16px}.metric-strip{gap:10px}.metric{border-bottom:1px solid var(--line)!important}}.form-field{display:block}.form-field>input,.form-field>select,.form-field>textarea{box-sizing:border-box;width:100%;margin-top:7px;display:block}.form-field>.required{display:inline}