:root{--bnyb-blue: #2f7df6;--bnyb-blue-dark: #155bd4;--bnyb-cyan: #22c7d8;--bnyb-green: #35c38f;--bnyb-orange: #ffb743;--bnyb-red: #ff6b6b;--bnyb-ink: #172033;--bnyb-muted: #718096;--bnyb-line: #dbe7f7;--bnyb-soft: #f3f8ff;--bnyb-card-shadow: 0 16px 36px rgba(37, 91, 166, .1);font-family:Inter,Microsoft YaHei,Arial,sans-serif;color:var(--bnyb-ink);background:#f3f8ff;font-synthesis:none}.student-shell{min-height:100vh;background:#f4f7f6;color:#17211e}.student-header{position:sticky;top:0;z-index:20;height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:#fff;border-bottom:1px solid #dce5e1}.student-header>div{display:flex;align-items:baseline;gap:12px}.student-header button{width:38px;height:38px;border:0;background:transparent;color:#54645f;font-size:19px;cursor:pointer}.student-brand{color:#087f68;font-weight:800}.student-brand-block,.parent-brand-block{display:flex;align-items:center;gap:10px}.portal-logo{width:34px;height:34px;border-radius:10px;object-fit:contain;padding:3px;background:#fff;box-shadow:0 8px 18px #0f23411a}.student-main{width:min(920px,100%);min-height:calc(100vh - 64px);margin:0 auto;padding:28px 24px calc(108px + env(safe-area-inset-bottom))}.student-shell--immersive{min-height:100dvh}.student-shell--immersive .student-main{width:100%;min-height:100dvh;padding:0}.student-bottom-nav{position:fixed;z-index:30;left:50%;bottom:14px;transform:translate(-50%);width:min(460px,calc(100% - 28px));min-height:64px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));background:#fff;border:1px solid #dce5e1;border-radius:18px;box-shadow:0 8px 24px #142f281f;overflow:hidden}.student-bottom-nav a{min-width:0;min-height:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:#64736e;text-decoration:none;font-size:12px;white-space:nowrap}.student-bottom-nav a.router-link-active{color:#087f68;font-weight:700}.student-bottom-nav .el-icon{font-size:20px}.student-page{width:100%}.student-welcome{padding:26px;background:#134e42;color:#fff;border-left:5px solid #f2ba3f}.student-welcome span{color:#bce1d8}.student-welcome h1{margin:8px 0;font-size:28px;letter-spacing:0}.student-welcome p{margin:0;color:#d8ebe6}.student-section-title{display:flex;align-items:center;justify-content:space-between;margin:28px 0 12px}.student-section-title h2{margin:0;font-size:19px;letter-spacing:0}.student-section-title a{color:#087f68;text-decoration:none}.student-section-title>span{color:#7a8984;font-size:13px}.today-summary{display:flex;align-items:baseline;gap:8px;padding:20px 22px;background:#fff;border:1px solid #dce5e1}.today-summary>strong{font-size:34px;color:#087f68}.today-summary>div{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-left:auto}.today-summary p{min-width:78px;margin:0;padding:8px;text-align:center;background:#f4f7f6;font-size:12px;color:#63716d}.today-summary b{display:block;margin-bottom:2px;color:#1f2c28;font-size:17px}.student-task-stack{display:grid;gap:10px}.student-task-card{width:100%;padding:18px;text-align:left;border:1px solid #dce5e1;background:#fff;color:inherit;cursor:pointer;border-radius:6px}.student-task-card:hover{border-color:#52a894}.student-task-card>strong{display:block;margin-top:12px;font-size:17px}.student-task-card>p{margin:7px 0 14px;color:#6b7975}.task-card-head,.task-card-foot{display:flex;align-items:center;justify-content:space-between}.task-card-foot{color:#64736e;font-size:13px}.task-card-foot span{display:flex;align-items:center;gap:5px}.task-state{font-size:12px;color:#687772}.task-state.completed{color:#16815f}.task-state.expired{color:#c94f45}.task-state.learning{color:#a46a0a}.student-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.student-stat-grid>div{min-height:118px;padding:16px;background:#fff;border:1px solid #dce5e1}.student-stat-grid .el-icon{color:#087f68;font-size:20px}.student-stat-grid strong,.student-stat-grid span{display:block}.student-stat-grid strong{margin:8px 0 4px;font-size:25px}.student-stat-grid span{color:#6d7b77;font-size:12px}.recent-learning{padding:4px 20px;background:#fff;border:1px solid #dce5e1}.recent-learning>div{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid #edf1ef}.recent-learning>div:last-child{border-bottom:0}.recent-learning p{margin:0}.recent-learning strong,.recent-learning small{display:block}.recent-learning small{margin-top:4px;color:#81908b}.recent-dot{width:9px;height:9px;background:#f2ba3f}.student-page-heading h1{margin:0;font-size:28px}.student-page-heading p{color:#6b7975}.student-segments{display:grid;grid-template-columns:repeat(3,1fr);margin:22px 0 16px;border-bottom:1px solid #ccd8d4}.student-segments button{padding:12px;border:0;border-bottom:3px solid transparent;background:transparent;color:#64736e;cursor:pointer}.student-segments button.active{color:#087f68;border-color:#087f68;font-weight:700}.student-back{display:inline-flex;align-items:center;gap:5px;margin-bottom:16px;border:0;background:transparent;color:#54645f;cursor:pointer}.student-task-hero{padding:24px;background:#fff;border-top:4px solid #087f68}.student-task-hero h1{margin:14px 0 8px;font-size:26px;letter-spacing:0}.student-task-hero p{color:#64736e}.student-task-hero>div{display:flex;justify-content:space-between;color:#667570;font-size:13px}.student-task-hero>div span{display:flex;align-items:center;gap:5px}.student-detail-block{margin-top:14px;padding:22px;background:#fff;border:1px solid #dce5e1}.student-detail-block h2{margin:0 0 14px;font-size:18px}.student-resource{display:flex;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid #edf1ef}.student-resource:last-child{border-bottom:0}.student-resource>.el-icon{color:#087f68;font-size:22px}.student-resource strong,.student-resource span{display:block}.student-resource span{margin-top:3px;color:#778681;font-size:12px}.student-task-action{position:sticky;bottom:88px;display:flex;margin-top:16px}.student-task-action .el-button{flex:1;min-height:48px}.student-profile-head{display:flex;align-items:center;gap:16px;padding:26px;background:#134e42;color:#fff}.student-profile-head>span{display:grid;place-items:center;width:54px;height:54px;background:#fff;color:#087f68;font-size:26px}.student-profile-head h1,.student-profile-head p{margin:0}.student-profile-head p{margin-top:5px;color:#c6dfd9}.student-profile-menu{margin-top:18px;background:#fff;border:1px solid #dce5e1}.student-profile-menu button{width:100%;display:flex;align-items:center;gap:12px;padding:17px 20px;border:0;border-bottom:1px solid #edf1ef;background:transparent;color:#26332f;cursor:pointer}.student-profile-menu button:last-child{border-bottom:0}.student-profile-menu button.danger{color:#bf4940}.force-password-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:#f4f7f6}.force-password-page>section{width:min(420px,100%);padding:32px;background:#fff;border-top:5px solid #087f68}.force-password-page h1{margin:14px 0 6px;letter-spacing:0}.force-password-page p{margin-bottom:24px;color:#697873}.force-password-page .el-button{width:100%}.parent-shell{min-height:100vh;background:#f6f7fb;color:#172033}.parent-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:64px;padding:0 18px;background:#fff;border-bottom:1px solid #e6ebf2}.parent-brand-block{display:flex;align-items:baseline;gap:10px}.parent-brand{color:#1f66d1;font-weight:800}.parent-header-actions{display:flex;align-items:center;gap:10px}.parent-header-actions button{width:36px;height:36px;border:0;background:transparent;color:#627186;cursor:pointer;font-size:18px}.parent-student-switcher{width:min(210px,48vw)}.parent-main{width:min(920px,100%);margin:0 auto;padding:22px 16px 98px}.parent-bottom-nav{position:fixed;left:50%;bottom:14px;z-index:30;transform:translate(-50%);width:min(460px,calc(100% - 28px));display:grid;grid-template-columns:repeat(5,1fr);height:66px;background:#fff;border:1px solid #dfe6f0;box-shadow:0 10px 26px #182a4c1f}.parent-bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;color:#66768c;text-decoration:none;font-size:12px}.parent-bottom-nav a.router-link-active{color:#1f66d1;font-weight:700}.parent-page{display:grid;gap:14px}.parent-hero{padding:24px;border-radius:16px;background:linear-gradient(135deg,#1d4ed8,#4f8cff);color:#fff}.parent-hero span{color:#d7e4ff}.parent-hero h1{margin:8px 0 6px;font-size:28px}.parent-hero p{margin:0;color:#eef4ff}.parent-card-grid{display:grid;gap:14px}.parent-card-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}.parent-card{padding:18px;border:1px solid #e1e8f2;border-radius:16px;background:#fff;overflow:hidden}.parent-card__title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.parent-card__title strong{font-size:17px}.parent-card__title span{color:#74849a;font-size:13px}.parent-metric-row,.parent-summary-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.parent-summary-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.parent-summary-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}.parent-summary-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}.parent-metric-row>div,.parent-summary-grid>div{padding:14px;border-radius:12px;background:#f7f9fd}.parent-metric-row small,.parent-summary-grid small,.parent-detail-grid small{display:block;color:#74849a;font-size:12px}.parent-metric-row strong,.parent-summary-grid strong,.parent-detail-grid strong{display:block;margin-top:6px;font-size:24px}.parent-alert-list p{margin:0 0 10px}.parent-alert-list ul,.parent-timeline{margin:0;padding-left:18px;color:#4c5c72}.parent-comment-title{margin:0 0 8px;color:#617188;font-size:13px}.parent-comment-body{margin:0;color:#223047;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}.parent-tabbar{display:grid;grid-template-columns:repeat(2,1fr);border:1px solid #dde5f0;border-radius:14px;overflow:hidden;background:#fff}.parent-tabbar button{min-height:44px;border:0;background:transparent;color:#66768c;cursor:pointer}.parent-tabbar button.active{background:#eef4ff;color:#1f66d1;font-weight:700}.parent-chip-list{display:flex;flex-wrap:wrap;gap:8px}.parent-chip-list span{padding:8px 12px;border-radius:999px;background:#eef4ff;color:#33558c;font-size:13px}.parent-list{display:grid;gap:10px}.parent-list-item{width:100%;display:grid;gap:8px;padding:16px;border:1px solid #e1e8f2;border-radius:12px;background:#f9fbff;text-align:left;cursor:pointer}.parent-list-item--static{cursor:default}.parent-list-item strong,.parent-list-item p,.parent-list-item span{margin:0;overflow-wrap:anywhere}.parent-list-item p{color:#5d6d83}.parent-list-item span{color:#77879d;font-size:13px}.parent-detail-title{margin:0 0 14px;font-size:20px;overflow-wrap:anywhere}.parent-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.parent-detail-grid>div{padding:14px;border-radius:12px;background:#f7f9fd}.parent-answer-block{margin-top:14px}.parent-answer-block label{display:block;margin-bottom:8px;color:#617188;font-size:13px}.parent-answer-block pre{margin:0;padding:14px;border-radius:12px;background:#f7f9fd;color:#1f2a3c;white-space:pre-wrap;overflow-wrap:anywhere;font:inherit}.parent-line-chart,.parent-radar-chart{width:100%;overflow:hidden}.parent-line-chart svg,.parent-radar-chart svg{width:100%;height:auto;display:block}.parent-line-chart text,.parent-radar-chart text{fill:#7a8aa0;font-size:11px}.parent-line-values{display:grid;grid-template-columns:repeat(auto-fit,minmax(48px,1fr));gap:8px;margin-top:10px;color:#617188;font-size:12px}.parent-profile-head{background:linear-gradient(135deg,#1d4ed8,#4f8cff)}@media(max-width:640px){.student-header{height:56px;padding:0 16px}.student-header strong{display:none}.student-main{padding:18px 14px calc(92px + env(safe-area-inset-bottom))}.student-bottom-nav{bottom:0;width:100%;min-height:calc(62px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);border-right:0;border-bottom:0;border-left:0;border-radius:18px 18px 0 0}.student-bottom-nav a{min-height:62px;font-size:11px}.student-welcome{padding:20px}.student-welcome h1{font-size:23px}.today-summary{align-items:center;flex-wrap:wrap}.today-summary>div{width:100%;margin-left:0}.today-summary p{min-width:0}.student-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.student-task-hero>div{align-items:flex-start;flex-direction:column;gap:7px}.parent-header{min-height:56px;padding:0 14px}.parent-brand-block strong{display:none}.parent-main{padding:16px 12px 96px}.parent-card-grid--2,.parent-summary-grid,.parent-metric-row,.parent-detail-grid{grid-template-columns:1fr}.parent-bottom-nav{width:calc(100% - 20px)}.parent-hero h1{font-size:24px}}*{box-sizing:border-box}html,body,#app{min-width:320px;min-height:100%;margin:0}body{min-height:100vh}.login-page{display:grid;grid-template-columns:minmax(320px,1fr) minmax(420px,44%);min-height:100vh;background:#fff}.login-brand{display:flex;flex-direction:column;justify-content:center;padding:clamp(48px,8vw,120px);color:#fff;background:#173f73}.brand-mark{display:grid;place-items:center;width:72px;height:72px;border:2px solid #6ed2b1;color:#6ed2b1;font-size:22px;font-weight:800}.brand-logo{width:84px;height:84px;border-radius:22px;object-fit:contain;padding:10px;background:#fffffff0;box-shadow:0 18px 40px #0f23412e}.login-brand h1{margin:32px 0 8px;font-size:40px;letter-spacing:0}.login-brand p{margin:0;color:#cddbec;font-size:18px}.login-panel{display:grid;place-items:center;padding:40px}.login-panel .el-form{width:min(360px,100%)}.login-panel h2{margin:0 0 8px;font-size:28px}.login-hint{margin:0 0 32px;color:#7a8496}.login-panel .el-button{width:100%}.admin-shell{min-height:100vh;background:radial-gradient(circle at 12% 10%,rgba(47,125,246,.16),transparent 28%),linear-gradient(135deg,#eef6ff,#f7fbff 48%,#fff8ed)}.admin-shell .el-aside{color:#d7e1ee;background:linear-gradient(180deg,#125bdaf5,#162c67fa),#16346b;box-shadow:12px 0 28px #155bd424}.sidebar-brand{display:flex;align-items:center;gap:12px;height:72px;padding:0 18px;border-bottom:1px solid rgba(255,255,255,.16)}.sidebar-brand span{display:grid;place-items:center;width:42px;height:42px;border-radius:16px;background:linear-gradient(135deg,#ffce61,#35c38f);color:#fff;font-weight:900;box-shadow:0 10px 18px #00000029}.sidebar-logo{width:42px;height:42px;border-radius:16px;object-fit:contain;padding:4px;background:#fffffff5;box-shadow:0 10px 18px #00000029}.sidebar-brand strong{color:#fff}.admin-shell .el-menu{border-right:0;background:transparent;padding:10px;--el-menu-text-color: rgba(236, 244, 255, .84);--el-menu-hover-bg-color: rgba(255, 255, 255, .1);--el-menu-active-color: #ffffff}.admin-shell .el-menu-item,.admin-shell .el-sub-menu__title{margin:4px 0;border-radius:14px}.admin-shell .el-menu-item.is-active{background:#ffffff2e;box-shadow:inset 4px 0 #ffce61;font-weight:800}.admin-shell .el-header{display:flex;align-items:center;justify-content:space-between;height:72px;border-bottom:1px solid rgba(219,231,247,.9);background:#ffffffdb;box-shadow:0 10px 28px #255ba612;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.page-title{color:#1c3d72;font-weight:900;letter-spacing:.02em}.header-actions{display:flex;align-items:center;gap:10px;color:#596579}.account-trigger{display:inline-flex;align-items:center;gap:7px;border:0;color:#596579;background:transparent;cursor:pointer;font:inherit}.admin-shell .el-main{padding:28px;background:radial-gradient(circle at 90% 4%,rgba(255,183,67,.2),transparent 24%),radial-gradient(circle at 6% 18%,rgba(34,199,216,.15),transparent 22%),#f3f8ff}.page-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:18px;padding:26px;border:0;border-radius:24px;background:radial-gradient(circle at 12% 20%,rgba(105,179,255,.25),transparent 28%),linear-gradient(135deg,#103f8f,#1b74e8 48%,#40c6d8);color:#fff;box-shadow:0 18px 45px #175fb938;overflow:hidden;position:relative}.page-heading:after{content:"";position:absolute;right:-42px;bottom:-68px;width:190px;height:190px;border-radius:50%;background:#ffffff29;pointer-events:none}.page-heading>*{position:relative;z-index:1}.page-heading h1{margin:4px 0 8px;font-size:30px;font-weight:900}.page-heading p{margin:8px 0 0;color:#ffffffdb}.page-heading .el-button:not(.el-button--primary){border-color:#ffffff52;background:#ffffff24;color:#fff}.page-heading .el-button--primary{--el-button-bg-color: #fff;--el-button-border-color: #fff;--el-button-hover-bg-color: #f4f8ff;--el-button-hover-border-color: #fff;--el-button-hover-text-color: #1456c8;background:#fff!important;color:#1456c8!important;box-shadow:0 10px 22px #0000001f}.heading-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}.hidden-input{display:none}.management-page{width:100%}.table-toolbar{display:flex;flex-wrap:wrap;gap:10px;width:100%;margin-bottom:18px;padding:16px;border:1px solid #edf1f7;border-radius:18px;background:#fff;box-shadow:0 10px 28px #0f23410d}.table-toolbar>.el-input{flex:1 1 220px;width:auto}.table-toolbar>.el-select{flex:0 1 150px;width:auto}.table-toolbar>.el-button{flex:0 0 auto}.admin-shell .el-button{border-radius:12px;font-weight:700}.admin-shell .el-button--primary{border-color:transparent;background:linear-gradient(135deg,var(--bnyb-blue),var(--bnyb-cyan));box-shadow:0 8px 18px #2f7df63d}.admin-shell .el-button--warning{border-color:transparent;background:linear-gradient(135deg,#ffb743,#ff8a3d)}.admin-shell .el-button--danger{border-color:transparent;background:linear-gradient(135deg,#ff7b7b,#ff4f6d)}.admin-shell .el-button.is-text,.admin-shell .el-button.is-link{background:transparent;box-shadow:none}.admin-shell .el-button.is-text.el-button--danger,.admin-shell .el-button.is-link.el-button--danger{border-color:transparent;background:transparent;color:#e5484d}.admin-shell .el-button.is-text.el-button--primary,.admin-shell .el-button.is-link.el-button--primary{color:var(--bnyb-blue)}.admin-shell .el-button.is-text.el-button--warning,.admin-shell .el-button.is-link.el-button--warning{color:#c26a00}.admin-shell .el-button.is-circle{width:34px;height:34px;padding:0;border-radius:999px}.admin-shell .el-button.is-disabled,.admin-shell .el-button.is-disabled:hover,.admin-shell .el-button.is-disabled:focus{border-color:#e2e8f0!important;background:#eef3f8!important;color:#94a3b8!important;box-shadow:none!important;opacity:1}.admin-shell .el-input__wrapper,.admin-shell .el-select__wrapper,.admin-shell .el-textarea__inner{border-radius:14px;box-shadow:0 0 0 1px #dbe7f7 inset}.admin-shell .el-input__wrapper.is-focus,.admin-shell .el-select__wrapper.is-focused,.admin-shell .el-textarea__inner:focus{box-shadow:0 0 0 1px var(--bnyb-blue) inset,0 0 0 4px #2f7df61a}.admin-shell .el-table{--el-table-header-bg-color: #f0f7ff;--el-table-tr-bg-color: transparent;color:#233653}.admin-shell .el-table th.el-table__cell{color:#476078;font-weight:900}.admin-shell .el-table .el-table__row:hover>td.el-table__cell{background:#f5fbff}.admin-shell .el-table .el-table__cell{border-bottom-color:#edf4ff}.admin-shell .el-table__fixed-right:before,.admin-shell .el-table__fixed:before{box-shadow:-6px 0 14px #0f234114}.admin-shell .el-tag{border-radius:999px;font-weight:700}.admin-shell .el-dialog,.admin-shell .el-drawer{border-radius:24px;overflow:hidden}.admin-shell .el-dialog__header,.admin-shell .el-drawer__header{margin:0;padding:20px 24px;color:#1c3d72;border-bottom:1px solid #edf4ff;background:linear-gradient(135deg,#f6fbff,#fff8ed)}.admin-shell .el-dialog__body,.admin-shell .el-drawer__body{background:#fbfdff}.admin-shell .el-tabs__item.is-active{color:var(--bnyb-blue);font-weight:900}.admin-shell .el-tabs__active-bar{height:3px;border-radius:999px;background:linear-gradient(90deg,var(--bnyb-blue),var(--bnyb-cyan))}.content-panel{overflow:hidden;border:1px solid #edf1f7;border-radius:18px;background:#fff;box-shadow:0 10px 28px #0f23410d}.content-panel .el-pagination{justify-content:flex-end;padding:18px 20px;border-top:1px solid #edf4ff;background:#fbfdff}.content-panel .el-tag+.el-tag{margin-left:6px}.content-panel code,.permission-grid code{color:#476078;font-family:Consolas,monospace;font-size:12px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 16px}.parent-row{display:grid;grid-template-columns:1fr 120px 160px auto auto;gap:10px;align-items:center;margin-bottom:10px}.profile-header{display:flex;align-items:center;gap:16px;margin-bottom:24px}.profile-header h2,.profile-header p{margin:0}.profile-header div{flex:1}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:16px}.metric-item{padding:18px;border:1px solid #edf1f7;border-radius:18px;background:#fff;box-shadow:0 10px 28px #0f23410f}.metric-grid>.metric-item:nth-child(4n+1),.profile-metrics>div:nth-child(4n+1),.statistics-grid>div:nth-child(4n+1){border-top:4px solid #2f80ed}.metric-grid>.metric-item:nth-child(4n+2),.profile-metrics>div:nth-child(4n+2),.statistics-grid>div:nth-child(4n+2){border-top:4px solid #27ae60}.metric-grid>.metric-item:nth-child(4n+3),.profile-metrics>div:nth-child(4n+3),.statistics-grid>div:nth-child(4n+3){border-top:4px solid #f2994a}.metric-grid>.metric-item:nth-child(4n),.profile-metrics>div:nth-child(4n),.statistics-grid>div:nth-child(4n){border-top:4px solid #8b5cf6}.metric-item span,.metric-item strong{display:block}.metric-item span{color:#64748b;font-size:13px}.metric-item strong{margin-top:8px;font-size:24px}.class-summary{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-bottom:16px}.class-summary>div{padding:18px;border:1px solid #edf1f7;border-radius:18px;background:#fff;box-shadow:0 10px 28px #0f23410f}.class-summary>div:last-child{border-right:1px solid #edf1f7}.class-summary span,.class-summary strong{display:block}.class-summary span{color:#64748b;font-size:13px}.class-summary strong{margin-top:8px;font-size:18px}.detail-controls{display:flex;justify-content:flex-end;margin:16px 0 4px}.detail-tabs .el-tabs__header{margin-bottom:12px}.tab-actions{display:flex;justify-content:flex-end;margin-bottom:12px}.target-count-field{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-top:14px}.statistics-grid{display:grid;grid-template-columns:repeat(5,minmax(130px,1fr));gap:14px;padding:12px 0}.statistics-grid>div{border:1px solid #edf1f7;border-radius:18px;padding:18px;background:#fff;box-shadow:0 10px 28px #0f23410f}.statistics-grid span,.statistics-grid strong{display:block}.statistics-grid strong{margin-top:8px;font-size:26px}@media(max-width:900px){.metric-grid,.class-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.class-summary>div{border-bottom:1px solid #edf0f4}}.permission-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px 12px}.permission-grid .el-checkbox{width:100%;margin-right:0}.placeholder-page{display:grid;place-items:center;min-height:420px;align-content:center;color:#7b8698}.placeholder-page .el-icon{color:#246fb0;font-size:42px}.placeholder-page h1{margin:16px 0 6px;color:#172033;font-size:24px}.placeholder-page p{margin:0}.status-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.status-item{display:grid;grid-template-columns:40px 1fr auto;align-items:center;gap:14px;min-height:92px;padding:18px;border:1px solid #edf1f7;border-radius:18px;background:#fff;box-shadow:0 10px 28px #0f23410f}.status-item>.el-icon{color:var(--bnyb-blue);font-size:26px}.status-item div{display:flex;flex-direction:column;gap:5px;min-width:0}.status-item span{color:#7b8698;font-size:13px}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:18px}.metric-item{display:flex;align-items:center;gap:16px;min-height:112px;padding:20px;border:1px solid #e0e5ec;border-radius:6px;background:#fff}.metric-item>.el-icon{font-size:30px}.metric-item>.el-icon.blue{color:#327db7}.metric-item>.el-icon.green{color:#3b9b79}.metric-item>.el-icon.amber{color:#c68a2d}.metric-item>.el-icon.cyan{color:#258c99}.metric-item div{display:grid;gap:4px}.metric-button{width:100%;color:inherit;font:inherit;text-align:left;cursor:pointer}.metric-button:hover{border-color:#9bbbd3;box-shadow:0 4px 14px #1e436014}.weak-list{display:grid;gap:10px}.weak-list>button{display:grid;grid-template-columns:130px 1fr;align-items:center;gap:12px;padding:10px;border:0;border-bottom:1px solid #edf0f4;background:transparent;text-align:left;cursor:pointer}.diagnosis-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.trend-bars{display:grid;gap:12px}.trend-bars>div{display:grid;grid-template-columns:54px 1fr;align-items:center;gap:10px}.profile-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:18px}.profile-metrics>div{display:grid;gap:4px;padding:14px;border:1px solid #e0e5ec;border-radius:6px;background:#fff}.profile-metrics span,.unit-text{color:#7b8698;font-size:13px}.profile-metrics strong{font-size:22px}.metric-item span,.metric-item small{color:#7b8698}.metric-item strong{font-size:26px}.dashboard-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:18px}.dashboard-panel,.page-card{padding:20px;border:1px solid #edf1f7;border-radius:18px;background:#fff;box-shadow:0 10px 28px #0f23410d}.panel-heading{display:flex;justify-content:space-between;margin-bottom:20px}.panel-heading span{color:#7b8698;font-size:13px}.progress-list{display:grid;gap:18px}.progress-list>div{display:grid;grid-template-columns:90px 1fr;align-items:center}.activity-list{margin:0;padding:0;list-style:none}.activity-list li{display:grid;grid-template-columns:52px 1fr auto;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid #edf0f4}.activity-list time{color:#7b8698;font-size:13px}.dictionary-layout{display:grid;grid-template-columns:260px 1fr;gap:16px}.dictionary-types{overflow:hidden;border:1px solid #e0e5ec;border-radius:6px;background:#fff}.dictionary-types>button{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:64px;padding:10px 14px;border:0;border-bottom:1px solid #edf0f4;background:transparent;text-align:left;cursor:pointer}.dictionary-types>button.active{background:#eef7f4;color:#22775c}.dictionary-types button>span:first-child{display:grid;gap:4px}.dictionary-types code{color:#7b8698;font-size:12px}.dictionary-actions{display:flex;gap:10px}.dictionary-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid #edf0f4}.dictionary-header div{display:grid;gap:4px}.dictionary-header span{color:#7b8698;font-size:13px}.relation-workbench{display:grid;gap:18px}.relation-picker{display:grid;grid-template-columns:minmax(260px,1fr) auto;gap:16px;align-items:center}.relation-form{display:grid;grid-template-columns:minmax(200px,1fr) minmax(180px,1fr) 130px auto;gap:12px;align-items:center;padding:16px;background:#f7f9fb;border:1px solid #e0e5ec;border-radius:6px}.capability-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 20px}.option-row,.meaning-row{display:grid;grid-template-columns:90px minmax(0,1fr) auto;gap:10px;align-items:center;margin-bottom:10px}.homework-toolbar{grid-template-columns:minmax(180px,1fr) repeat(3,minmax(130px,180px)) auto}.detail-header-actions,.order-buttons,.item-picker-toolbar{display:flex;align-items:center;gap:10px}.item-picker-toolbar{margin-bottom:14px}.item-picker-toolbar .el-input{flex:1}.student-actions{justify-content:space-between}.student-actions .el-select{width:180px;margin-right:auto}.submission-answers{display:grid;gap:10px}.submission-answers>div{display:grid;grid-template-columns:100px 1fr 1fr;gap:12px;padding:12px;border:1px solid #e0e5ec;border-radius:6px}.submission-answers span,.answer-text{color:#4b5563}.answer-text{padding:14px;background:#f7f9fb;white-space:pre-wrap}.section-label{margin:4px 0 10px;color:#526071;font-size:14px;font-weight:600}@media(max-width:800px){.login-page{grid-template-columns:1fr}.login-brand{min-height:240px;padding:40px}.login-brand h1{font-size:30px}.login-panel{padding:48px 24px}.admin-shell .el-aside{width:72px!important}.sidebar-brand strong,.admin-shell .el-menu-item span{display:none}.sidebar-brand{justify-content:center;padding:0}.status-grid,.metric-grid,.dashboard-grid,.dictionary-layout,.relation-picker,.relation-form,.capability-grid,.diagnosis-grid,.profile-metrics,.homework-toolbar{grid-template-columns:1fr}.admin-shell .el-main{padding:18px}.page-heading{align-items:center}.form-grid,.permission-grid,.parent-row{grid-template-columns:1fr}.detail-header-actions,.item-picker-toolbar{flex-wrap:wrap}.statistics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.submission-answers>div{grid-template-columns:1fr}}
