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2px 8px rgba(0,0,0,0.45);--shadow-base:0 6px 18px rgba(0,0,0,0.5);--shadow-nav:0 2px 12px rgba(0,0,0,0.55);--shadow-lg:0 18px 48px rgba(0,0,0,0.6);--shadow-soft:0 10px 30px rgba(0,0,0,0.5);--shadow-glow:0 8px 24px rgba(232,133,58,0.18);--grad-brand:linear-gradient(120deg,#e8853a,#f0974f);--grad-brand-soft:linear-gradient(135deg,#21252c,#2a2e37);--grad-text:linear-gradient(120deg,#f0974f,#f8c9a0);--grad-mixed:linear-gradient(120deg,#e8853a,#a5b4fc);--blob-brand:radial-gradient(circle at 30% 30%,rgba(255,157,92,0.12),transparent 70%);--blob-indigo:radial-gradient(circle at 70% 70%,rgba(129,140,248,0.12),transparent 70%);--blob-mixed:radial-gradient(circle at 50% 50%,rgba(255,157,92,0.08),rgba(129,140,248,0.08),transparent 70%);--bg-card-rgb:30,33,39;--bg-page-rgb:21,23,27}@media print{.answer-actions,.app-page-sub,.el-pagination,.export-link,.foot-copyright,.mobile-menu-toggle,.student-footer,.student-header{display:none!important}.student-main{padding:0!important}.print-area{width:100%!important}.el-card{-webkit-box-shadow:none!important;box-shadow:none!important;border:1px solid #ebeef5!important;-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;break-inside:avoid}}@media(max-width:1280px){.el-menu-title .el-menu-item{display:none!important}.mobile-menu-toggle{display:-webkit-inline-box!important;display:-ms-inline-flexbox!important;display:inline-flex!important}.head-logo-text{display:none}.student-main{padding:10px!important}.el-col{width:100%!important;max-width:100%!important;-webkit-box-flex:0!important;-ms-flex:0 0 100%!important;flex:0 0 100%!important}.app-page-title{font-size:20px}.mobile-nav{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}.mobile-nav .mobile-nav-link{padding:14px 8px;border-bottom:1px solid #f0f0f0;color:#303133;text-decoration:none;font-size:15px}.mobile-nav .mobile-nav-link.router-link-active{color:#409eff;font-weight:600}}.mobile-menu-toggle{display:none;-webkit-box-align:center;-ms-flex-align:center;align-items:center;margin-left:auto;font-size:22px;color:#409eff;cursor:pointer;padding:0 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2px 8px rgba(255,140,66,0.06);--shadow-base:0 6px 18px rgba(255,140,66,0.1);--shadow-nav:0 2px 12px rgba(255,140,66,0.08);--shadow-lg:0 18px 48px rgba(255,140,66,0.16);--shadow-soft:0 10px 30px rgba(99,102,241,0.1);--shadow-glow:0 8px 24px rgba(255,140,66,0.22);--grad-brand:linear-gradient(120deg,#ff8c42,#ffa94d);--grad-brand-soft:linear-gradient(135deg,#fff3eb,bisque);--grad-text:linear-gradient(120deg,#ff8c42,#ffb066 50%,#7c9bf2);--grad-mixed:linear-gradient(120deg,#ff8c42,#7c9bf2);--blob-brand:radial-gradient(circle at 30% 30%,rgba(255,140,66,0.18),transparent 70%);--blob-indigo:radial-gradient(circle at 70% 70%,rgba(124,155,242,0.16),transparent 70%);--blob-mixed:radial-gradient(circle at 50% 50%,rgba(255,140,66,0.1),rgba(124,155,242,0.1),transparent 70%);--font-family:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft 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2px 8px rgba(0,0,0,0.45);--shadow-base:0 6px 18px rgba(0,0,0,0.5);--shadow-nav:0 2px 12px rgba(0,0,0,0.55);--shadow-lg:0 18px 48px rgba(0,0,0,0.6);--shadow-soft:0 10px 30px rgba(0,0,0,0.5);--shadow-glow:0 8px 24px rgba(232,133,58,0.18);--grad-brand:linear-gradient(120deg,#e8853a,#f0974f);--grad-brand-soft:linear-gradient(135deg,#21252c,#2a2e37);--grad-text:linear-gradient(120deg,#f0974f,#f8c9a0);--grad-mixed:linear-gradient(120deg,#e8853a,#a5b4fc);--blob-brand:radial-gradient(circle at 30% 30%,rgba(255,157,92,0.12),transparent 70%);--blob-indigo:radial-gradient(circle at 70% 70%,rgba(129,140,248,0.12),transparent 70%);--blob-mixed:radial-gradient(circle at 50% 50%,rgba(255,157,92,0.08),rgba(129,140,248,0.08),transparent 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