:root{--color-primary: #1f5d3b;--color-primary-strong: #17472f;--color-primary-soft: #e8f1eb;--color-secondary: #264f63;--color-accent: #b8860b;--color-bg: #f3f5f2;--color-surface: #ffffff;--color-surface-muted: #f8faf7;--color-border: #d9e2dc;--color-border-soft: #e8eee9;--color-text: #202a25;--color-text-muted: #6b746f;--color-warning: #a16207;--color-error: #b42318;--color-success: #157347;--shadow-panel: 0 8px 24px rgba(32, 42, 37, .06);--radius-panel: 8px}html,body,#root{min-height:100%;margin:0}body{background:var(--color-bg);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,PingFang SC,Hiragino Sans GB,Arial,sans-serif;font-size:14px;line-height:1.58}.page-section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-panel);padding:18px;box-shadow:var(--shadow-panel)}.page-section+.page-section{margin-top:18px}.form-panel{max-width:1040px}.table-section{padding:0;overflow:hidden}.table-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:14px 18px;border-bottom:1px solid var(--color-border-soft);background:var(--color-surface-muted)}.table-section .ant-table-wrapper{padding:14px 16px 16px}.table-section .table-toolbar+.ant-table-wrapper{padding-top:16px}.student-directory-section{margin-top:28px}.pending-count-strong{color:#c5221f;font-weight:750}.audit-detail-json{margin:16px 0 0;max-height:360px;overflow:auto;padding:12px;border:1px solid var(--color-border-soft);border-radius:6px;background:var(--color-surface-muted);color:var(--color-text);font-size:12px;line-height:1.6;white-space:pre-wrap;word-break:break-word}.module-grid{display:grid;gap:18px}.muted{color:var(--color-text-muted)}.auth-layout{min-height:100vh;display:grid;place-items:center;padding:32px 16px;background:linear-gradient(135deg,#1f5d3bf0,#264f63e0),radial-gradient(circle at 20% 15%,rgba(255,255,255,.18),transparent 26%),#17472f}.login-card{width:430px;max-width:calc(100vw - 32px);border:0;box-shadow:0 22px 58px #0000002e}.login-card .ant-card-body{padding:32px}.login-brand{display:grid;justify-items:center;gap:10px;margin-bottom:24px}.login-logo{width:220px;height:42px;object-fit:contain;padding:6px 12px;border-radius:6px;background:var(--color-primary-strong)}.brand{min-height:76px;display:flex;flex-direction:column;justify-content:center;padding:14px 16px;border-bottom:1px solid var(--color-border);background:linear-gradient(180deg,#17472f,#1f5d3b)}.brand-logo-wrap{width:100%;height:42px;display:grid;place-items:center}.brand-logo-wrap img{width:172px;max-width:100%;height:auto;display:block}.brand-copy{width:100%;text-align:center}.brand-title{font-weight:700;color:#fff;letter-spacing:0}.brand-subtitle{margin-top:4px;font-size:11px;line-height:1.45;color:#ffffffb3}.app-header{position:sticky;top:0;z-index:20;height:60px;line-height:60px;padding:0 24px;background:#fffffff0;display:flex;align-items:center;justify-content:space-between;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.app-shell{min-height:100vh}.app-sider{position:sticky;top:0;height:100vh;overflow:auto;background:var(--color-surface)}.app-main{min-width:0}.app-menu{padding:10px 10px 18px;border-inline-end:0!important}.header-title{display:inline-flex;align-items:center;gap:8px;color:var(--color-primary-strong);font-weight:650}.header-user{min-width:0}.header-user-name{max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-content{padding:22px 28px}.content-shell{width:min(1220px,100%);margin:0 auto}.app-footer{text-align:center;color:var(--color-text-muted);background:transparent}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}.page-header-title{margin:0!important;color:var(--color-text)!important;font-size:24px!important;line-height:1.25!important}.page-help-button{color:var(--color-text-muted)}.page-help-content{max-width:360px;line-height:1.7;color:var(--color-text)}.score-card{border-color:var(--color-border-soft)}.score-card .ant-statistic-title{color:var(--color-text-muted)}.score-card .ant-statistic-content{color:var(--color-primary-strong)}.dashboard-overview{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;align-items:stretch;margin-bottom:18px;padding:20px;border:1px solid var(--color-border);border-radius:var(--radius-panel);background:linear-gradient(135deg,#fff,#f6f9f6);box-shadow:var(--shadow-panel)}.dashboard-personal{padding:0;border:0;background:transparent;box-shadow:none}.dashboard-kicker{color:var(--color-primary-strong);font-weight:650}.dashboard-title{margin:6px 0 16px!important;color:var(--color-text)!important;font-size:26px!important}.dashboard-major-card{border-color:var(--color-border-soft);background:var(--color-surface-muted)}.dashboard-profile-card,.dashboard-task-card{border-color:var(--color-border);box-shadow:var(--shadow-panel)}.dashboard-profile-card .ant-card-body,.dashboard-task-card .ant-card-body{min-height:176px}.profile-avatar-card{width:96px;height:124px;display:grid;justify-items:center;align-content:start;gap:8px;flex:0 0 auto;padding:16px 12px 12px;border:1px solid #d9dedb;border-radius:6px;background:linear-gradient(180deg,#f8faf9,#eef2ef)}.profile-avatar-head{width:42px;height:42px;border-radius:50%;background:#cfd6d2;box-shadow:0 18px 0 8px #dfe5e1}.profile-avatar-line{width:64px;height:5px;border-radius:999px;background:#d5dbd7}.profile-avatar-line.short{width:42px;margin-top:20px}.open-task-list{display:grid;gap:10px;margin-top:12px}.open-task-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border:1px solid var(--color-border-soft);border-radius:6px;background:var(--color-surface-muted)}.file-preview-item{padding:0!important;border-block-end:0!important}.file-preview-block{width:100%;display:grid;gap:10px}.review-original-image{width:100%;max-height:520px;object-fit:contain;display:block;border:1px solid var(--color-border-soft);border-radius:6px;background:#f4f6f5}.review-original-placeholder{height:320px;display:grid;place-items:center;color:var(--color-text-muted);border:1px solid var(--color-border-soft);border-radius:6px;background:var(--color-surface-muted)}.file-preview-meta{padding:8px 0 0;word-break:break-all}.dashboard-major-card .ant-card-body{padding:16px}.major-tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.major-tag-list .ant-tag{margin-inline-end:0;padding:3px 9px;color:var(--color-primary-strong);border-color:#cddbd1;background:#fff}.workflow-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}.workflow-list li{display:grid;grid-template-columns:28px 1fr;gap:10px;align-items:start}.workflow-index{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;color:var(--color-primary-strong);background:var(--color-primary-soft);font-weight:700;font-size:12px}@media(max-width:992px){.app-sider{position:static;height:auto}.dashboard-overview{grid-template-columns:1fr}}@media(max-width:768px){.app-header{height:auto;line-height:1.4;padding:12px 16px;align-items:flex-start;gap:12px;flex-direction:column}.app-content,.page-section{padding:16px}.table-section{padding:0}.table-section .ant-table-wrapper{padding:12px}.page-header{flex-direction:column}.brand{min-height:72px}}.ant-layout-sider{border-right:1px solid var(--color-border)}.ant-layout-header{border-bottom:1px solid var(--color-border-soft)}.ant-card{box-shadow:none}.ant-card-bordered{border-color:var(--color-border-soft)}.ant-menu-light .ant-menu-item-selected{color:var(--color-primary-strong);background:var(--color-primary-soft)}.ant-menu-light .ant-menu-item-selected:after{border-inline-end-color:var(--color-primary)}.ant-menu .ant-menu-item-group-title{padding:12px 12px 6px;color:var(--color-text-muted);font-size:12px;font-weight:650}.ant-table-wrapper .ant-table{color:var(--color-text);font-size:13.5px}.ant-table-wrapper .ant-table-thead>tr>th{color:var(--color-text-muted);font-weight:650;background:var(--color-surface-muted);padding:12px 14px}.ant-table-wrapper .ant-table-tbody>tr>td{border-bottom-color:var(--color-border-soft);padding:12px 14px}.ant-card .ant-card-body{padding:18px}.ant-tabs-top>.ant-tabs-nav{margin-bottom:12px}.ant-form-item{margin-bottom:16px}.ant-btn-primary{box-shadow:none}.ant-form-item-label>label{color:var(--color-text);font-weight:500}.ant-descriptions .ant-descriptions-item-label{color:var(--color-text-muted);background:var(--color-surface-muted)}.ant-alert-info{border-color:#cfe2d5;background:#f3f8f5}.ant-alert-info .ant-alert-icon{color:var(--color-primary)}