:root{--brand: #12b7a8;--brand-dark: #0e8c81;--brand-tint: rgba(18, 183, 168, .12);--ink: #1d1d1f;--ink-2: #6e6e73;--ink-3: #8e8e93;--bg: #f5f5f7;--fill: #f2f2f7;--line: #e5e5ea;--line-soft: #efeff2;--danger: #ff3b30;--card-shadow: 0 1px 2px 0 rgba(0, 0, 0, .04)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Segoe UI,Roboto,Helvetica Neue,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.page-container{padding:24px 28px 32px}.page-header{margin-bottom:20px}.page-title{font-size:22px;font-weight:700;color:var(--ink);letter-spacing:-.02em;line-height:1.25;margin:0 0 4px}.page-desc{color:var(--ink-3);font-size:13px;margin:0}.ant-card{border-color:var(--line);box-shadow:var(--card-shadow)}.ant-card .ant-card-head{border-bottom-color:var(--line-soft);min-height:52px;font-weight:600;letter-spacing:-.01em}.ant-card .ant-card-head-title{font-size:15px;font-weight:600}.stat-card{border-radius:14px}.stat-card .ant-statistic-title{color:var(--ink-3);font-size:13px}.stat-card .ant-statistic-content{font-weight:700;letter-spacing:-.01em}.stat-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;margin-right:10px;border-radius:10px;background:var(--fill);color:var(--brand);font-size:17px;vertical-align:middle}.chart-box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:var(--card-shadow)}.chart-title{font-size:14px;font-weight:600;color:var(--ink);letter-spacing:-.01em;margin:0 0 14px}.chart-title:before{content:"";display:inline-block;width:3px;height:13px;margin-right:8px;border-radius:2px;background:var(--brand);vertical-align:-1px}.ant-btn{font-weight:500}.ant-btn-primary:not(:disabled):not(.ant-btn-disabled){background:var(--brand)}.ant-btn-primary:not(:disabled):not(.ant-btn-disabled):hover{background:var(--brand-dark)}.ant-btn:active{filter:brightness(.94)}.ant-btn-link{padding-left:4px;padding-right:4px}.ant-table{background:transparent}.ant-table .ant-table-container{border-radius:14px}.ant-table-wrapper .ant-table-thead>tr>th{font-weight:600;font-size:12px;letter-spacing:.02em}.ant-table-wrapper .ant-table-tbody>tr>td{border-bottom-color:var(--line-soft)}.ant-table-tbody>tr:last-child>td{border-bottom:none}.subject-chip{display:inline-flex;align-items:center;gap:5px;height:24px;padding:0 10px;border-radius:999px;background:var(--fill);color:var(--ink);font-size:12px;font-weight:500;border:none}.subject-chip .anticon{color:var(--brand);font-size:13px}.range-meta{color:var(--ink-3);font-size:13px}.admin-sider{background:#fff;border-right:1px solid var(--line);position:sticky;top:0;height:100vh}.admin-logo{height:60px;display:flex;align-items:center;gap:10px;padding:0 20px}.admin-logo-mark{width:32px;height:32px;border-radius:9px;background:#fff;border:1px solid var(--line);box-shadow:0 1px 2px #0000000a;overflow:hidden;display:flex;align-items:center;justify-content:center;flex-shrink:0}.admin-logo-mark img{width:100%;height:100%;object-fit:cover;display:block}.admin-logo-text{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:-.01em;white-space:nowrap;overflow:hidden}.admin-menu{border-inline-end:none!important;padding:8px 12px}.admin-menu .ant-menu-item{margin-inline:0}.admin-header{background:#fff;border-bottom:1px solid var(--line);padding:0 24px;display:flex;align-items:center;justify-content:flex-end;height:60px;position:sticky;top:0;z-index:9}.admin-user{cursor:pointer;display:flex;align-items:center;gap:8px;padding:4px 10px 4px 4px;border-radius:999px;transition:background-color .15s ease;font-size:13px;color:var(--ink)}.admin-user:hover{background:var(--fill)}.admin-content{min-height:calc(100vh - 60px)}.login-wrapper{min-height:100%;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px}.login-card{width:400px;max-width:100%;padding:36px 32px 28px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--card-shadow);text-align:center}.login-logo{width:72px;height:72px;margin:0 auto 16px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:0 1px 2px #0000000a;overflow:hidden;display:flex;align-items:center;justify-content:center}.login-logo img{width:100%;height:100%;object-fit:cover;display:block}.login-hint{display:block;margin-top:12px;font-size:12px;color:var(--ink-3)}.ant-modal .ant-modal-header{border-bottom:1px solid var(--line-soft);margin-bottom:4px}.ant-divider-borderless:before,.ant-divider:before{border-color:var(--line)}.ant-collapse{border-color:var(--line);border-radius:12px!important;overflow:hidden;background:#fff}.ant-collapse>.ant-collapse-item{border-color:var(--line-soft)}.ant-collapse>.ant-collapse-item>.ant-collapse-header{align-items:center;font-weight:500}.ant-collapse-content{background:#fcfcfd}.ant-descriptions-bordered .ant-descriptions-view{border-color:var(--line);border-radius:10px;overflow:hidden}.ant-descriptions-bordered .ant-descriptions-item-label,.ant-descriptions-bordered .ant-descriptions-item-content{border-color:var(--line-soft)}.ant-descriptions .ant-descriptions-item-label{background:#fafafb;color:var(--ink-2)}.insight-block{margin-bottom:16px;padding:14px 18px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--brand);border-radius:12px}.insight-block--soft{border-left-color:var(--brand);background:#12b7a80d}.insight-block-title{font-weight:600;color:var(--brand-dark);font-size:14px}.insight-block-text{margin:8px 0 0;color:var(--ink-2);line-height:1.8}.soe-panel{margin-bottom:24px;padding:18px;background:var(--fill);border-radius:14px}.soe-panel-title{font-weight:600;margin-bottom:8px;color:var(--ink);display:flex;align-items:center;gap:8px}.soe-panel-title .anticon{color:var(--brand)}.path-step{display:flex;gap:12px;margin-bottom:10px}.path-step-index{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;flex-shrink:0}.path-step-title{font-weight:600;color:var(--ink)}.path-step-desc{color:var(--ink-3);font-size:13px;line-height:1.6}.ant-empty-description{color:var(--ink-3)}.sched-calendar-card .ant-card-body{padding:12px 16px 16px}.sched-calendar .ant-picker-panel{background:transparent}.sched-calendar .ant-picker-body{padding:0}.sched-calendar .ant-picker-content thead th{height:38px;color:var(--ink-3);font-size:12px;font-weight:600}.sched-calendar .ant-picker-cell{padding:0 0 8px}.sched-calendar .ant-picker-calendar-date{min-height:118px;margin:0 4px;padding:6px 8px 8px;border-top:none;border-radius:12px;background:#fff;box-shadow:inset 0 0 0 1px var(--line-soft);transition:box-shadow .15s ease,background .15s ease}.sched-calendar .ant-picker-calendar-date:hover{background:#fafefd;box-shadow:inset 0 0 0 1px #bfe6e1}.sched-calendar .ant-picker-cell-in-view .ant-picker-calendar-date-value{color:var(--ink);font-weight:600}.sched-calendar .ant-picker-calendar-date-today .ant-picker-calendar-date-value{display:inline-block;min-width:22px;height:22px;padding:0 6px;border-radius:999px;line-height:22px;text-align:center;background:var(--brand);color:#fff}.cal-cell-body{display:flex;flex-direction:column;gap:4px;min-height:84px;margin-top:6px;cursor:pointer}.cal-cell-body--muted{opacity:.35}.cal-chip{display:flex;align-items:center;gap:6px;height:22px;padding:0 6px 0 8px;border-radius:6px;font-size:12px;line-height:22px;white-space:nowrap;overflow:hidden;cursor:pointer}.cal-chip:hover{box-shadow:inset 0 0 0 1px #00000014}.cal-chip-time{flex:none;font-weight:600;font-variant-numeric:tabular-nums}.cal-chip-subject{flex:none;opacity:.9}.cal-chip-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis}.cal-chip-del{display:none;flex:none;align-items:center;padding:2px 4px;border-radius:4px;opacity:.55}.cal-chip:hover .cal-chip-del{display:inline-flex}.cal-chip-del:hover{background:#ff3b301f;color:var(--danger);opacity:1}.cal-chip--listening{background:#e7f1fe;color:#1559b8}.cal-chip--reading{background:#e8f6ee;color:#1e7a45}.cal-chip--writing{background:#fff2e3;color:#b25100}.cal-chip--speaking{background:#fde9f0;color:#b02352}.cal-chip--other{background:var(--fill);color:var(--ink-2)}.cal-cell-more{padding-left:8px;font-size:12px;line-height:20px;color:var(--brand-dark);cursor:pointer}.cal-cell-more:hover{color:var(--brand)}.cal-tip div{line-height:1.9}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#00000024;border-radius:999px}::-webkit-scrollbar-thumb:hover{background:#0000003d}::-webkit-scrollbar-track{background:transparent}