.ui-button[data-v-88f22166]{gap:var(--space-2);min-width:max-content}.ui-button--sm[data-v-88f22166]{min-height:calc(var(--button-height) - 8px);padding-inline:var(--space-3);font-size:var(--font-size-sm)}.ui-button--md[data-v-88f22166]{min-height:var(--button-height);padding-inline:var(--button-padding-x);font-size:var(--button-font-size)}.ui-button--lg[data-v-88f22166]{min-height:calc(var(--button-height) + 8px);padding-inline:var(--space-5);font-size:var(--font-size-lg)}.ui-button--danger[data-v-88f22166]{color:var(--color-text-inverse);background:var(--color-danger);border-color:var(--color-danger)}.ui-button--danger[data-v-88f22166]:hover:not(:disabled){background:var(--color-danger);border-color:var(--color-danger);box-shadow:0 0 0 3px var(--color-focus-ring)}.ui-button__content[data-v-88f22166]{display:inline-flex;align-items:center;justify-content:center}.ui-button__spinner[data-v-88f22166]{width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:var(--radius-pill);animation:ui-button-spin-88f22166 .8s linear infinite}@keyframes ui-button-spin-88f22166{to{transform:rotate(360deg)}}.notification-mini[data-v-d00bf430]{position:relative;flex-shrink:0}.notification-mini__trigger[data-v-d00bf430]{position:relative;min-height:36px;display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);border:var(--card-border);border-radius:var(--radius-button);background:var(--card-bg);color:inherit;font:inherit;cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.notification-mini__trigger[data-v-d00bf430]:hover,.notification-mini__trigger.is-open[data-v-d00bf430]{border-color:var(--color-primary);background:var(--color-primary-soft);color:var(--color-primary)}.notification-mini__label[data-v-d00bf430]{font-size:var(--font-size-sm);white-space:nowrap}.notification-mini__trigger--icon-only[data-v-d00bf430]{width:40px;min-height:40px;padding:0;justify-content:center;border-color:var(--color-border-soft)}.notification-mini__badge[data-v-d00bf430]{position:absolute;top:-6px;right:-7px;min-width:19px;height:19px;padding:0 5px;border:2px solid var(--card-bg);border-radius:var(--radius-pill);display:inline-grid;place-items:center;background:var(--status-danger-text);color:var(--color-text-inverse);font-size:10px;font-weight:var(--font-weight-bold)}.notification-mini__popover[data-v-d00bf430]{position:absolute;right:0;top:calc(100% + var(--space-2));width:min(390px,90vw);max-height:min(560px,76vh);overflow:hidden;z-index:80;border:var(--card-border);border-radius:18px;background:var(--card-bg);color:var(--color-text-primary);box-shadow:var(--shadow-floating)}.notification-mini__head[data-v-d00bf430]{min-height:64px;padding:var(--space-3) var(--space-4);display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);border-bottom:var(--card-border)}.notification-mini__head>div[data-v-d00bf430]:first-child{display:grid;gap:2px}.notification-mini__head strong[data-v-d00bf430]{font-size:var(--font-size-md)}.notification-mini__head small[data-v-d00bf430]{color:var(--color-text-muted);font-size:var(--font-size-xs)}.notification-mini__head-actions[data-v-d00bf430],.notification-center__actions[data-v-d00bf430]{display:inline-flex;align-items:center;gap:var(--space-2)}.notification-mini__head-actions button[data-v-d00bf430],.notification-center__actions button[data-v-d00bf430],.notification-mini__footer button[data-v-d00bf430]{border:0;background:transparent;color:var(--color-primary);font:inherit;font-size:var(--font-size-xs);cursor:pointer}.notification-mini button[data-v-d00bf430]:disabled,.notification-center button[data-v-d00bf430]:disabled{cursor:not-allowed;opacity:.45}.notification-mini__state[data-v-d00bf430]{padding:44px var(--space-4);color:var(--color-text-secondary);font-size:var(--font-size-sm);text-align:center}.notification-mini__state--error[data-v-d00bf430]{color:var(--status-danger-text)}[data-v-d00bf430] .notification-mini__list{max-height:390px;overflow-y:auto;list-style:none;margin:0;padding:var(--space-2)}[data-v-d00bf430] .notification-mini__item{display:flex;align-items:start;justify-content:space-between;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-md);background:var(--card-bg)}[data-v-d00bf430] .notification-mini__item+.notification-mini__item{margin-top:3px}[data-v-d00bf430] .notification-mini__item--unread{background:var(--color-primary-soft)}[data-v-d00bf430] .notification-mini__item-main{min-width:0;display:grid;gap:5px}[data-v-d00bf430] .notification-mini__title{display:flex;align-items:center;gap:7px;color:var(--color-text-primary);font-size:var(--font-size-sm);font-weight:var(--font-weight-bold)}[data-v-d00bf430] .notification-mini__title i{width:7px;height:7px;flex:0 0 auto;border-radius:50%;background:var(--color-primary)}[data-v-d00bf430] .notification-mini__content{color:var(--color-text-secondary);font-size:var(--font-size-xs);line-height:1.55;word-break:break-word}[data-v-d00bf430] .notification-mini__item time{color:var(--color-text-muted);font-size:11px}[data-v-d00bf430] .notification-mini__item-actions{display:grid;flex:0 0 auto;justify-items:end;gap:var(--space-1)}[data-v-d00bf430] .notification-mini__item-actions .ui-button{min-height:30px;padding-inline:var(--space-3);font-size:var(--font-size-xs)}.notification-mini__footer[data-v-d00bf430]{padding:var(--space-2);border-top:var(--card-border);text-align:center}.notification-mini__footer button[data-v-d00bf430]{width:100%;padding:var(--space-2);border-radius:var(--radius-md);font-weight:var(--font-weight-semibold)}.notification-mini__footer button[data-v-d00bf430]:hover{background:var(--color-primary-soft)}.notification-center[data-v-d00bf430]{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:var(--space-5);background:#121b176b;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.notification-center__dialog[data-v-d00bf430]{width:min(760px,94vw);max-height:min(780px,90vh);display:grid;grid-template-rows:auto minmax(0,1fr);overflow:hidden;border:var(--card-border);border-radius:24px;background:var(--card-bg);color:var(--color-text-primary);box-shadow:0 28px 80px #162a203d}.notification-center__head[data-v-d00bf430]{display:flex;align-items:start;justify-content:space-between;gap:var(--space-4);padding:var(--space-5) var(--space-6);border-bottom:var(--card-border);background:linear-gradient(135deg,var(--color-primary-soft),var(--card-bg) 66%)}.notification-center__head span[data-v-d00bf430]{color:var(--color-primary);font-size:var(--font-size-xs);font-weight:var(--font-weight-bold)}.notification-center__head h2[data-v-d00bf430]{margin:3px 0;font-size:var(--font-size-2xl)}.notification-center__head p[data-v-d00bf430]{margin:0;color:var(--color-text-muted);font-size:var(--font-size-sm)}.notification-center__actions button[data-v-d00bf430]{display:inline-flex;align-items:center;gap:6px;padding:8px 11px;border-radius:var(--radius-button);background:var(--card-bg);box-shadow:var(--shadow-sm)}.notification-center__actions .notification-center__close[data-v-d00bf430]{width:38px;height:38px;justify-content:center;padding:0;color:var(--color-text-secondary)}.notification-center__body[data-v-d00bf430]{min-height:0;overflow-y:auto;padding:var(--space-3)}.notification-center__body[data-v-d00bf430] .notification-mini__list{max-height:none;overflow:visible}.notification-center__body[data-v-d00bf430] .notification-mini__item{padding:var(--space-4)}.notification-center__more[data-v-d00bf430]{width:100%;padding:var(--space-3);border:0;border-radius:var(--radius-md);background:var(--card-bg-hover);color:var(--color-primary);font:inherit;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);cursor:pointer}@media(max-width:640px){.notification-center[data-v-d00bf430]{padding:0;place-items:end stretch}.notification-center__dialog[data-v-d00bf430]{width:100%;max-height:92vh;border-radius:22px 22px 0 0}.notification-center__head[data-v-d00bf430]{padding:var(--space-4)}.notification-center__actions>button[data-v-d00bf430]:first-child{font-size:0}.notification-center__actions>button:first-child svg[data-v-d00bf430]{margin:0}.notification-mini__popover[data-v-d00bf430]{position:fixed;right:var(--space-3);left:var(--space-3);width:auto;top:62px}}.student-badge-artwork[data-v-1e2fef63]{position:relative;display:inline-grid;flex:0 0 auto;overflow:hidden;border:1px solid color-mix(in srgb,currentColor 24%,transparent);border-radius:var(--radius-pill);place-items:center;color:#b86b12;background:#fff0bd;box-shadow:inset 0 0 0 4px color-mix(in srgb,white 60%,transparent),var(--shadow-sm)}.student-badge-artwork--sm[data-v-1e2fef63]{width:28px;height:28px;box-shadow:none}.student-badge-artwork--md[data-v-1e2fef63]{width:62px;height:62px}.student-badge-artwork--lg[data-v-1e2fef63]{width:92px;height:92px}.student-badge-artwork--mint[data-v-1e2fef63]{color:#18864f;background:#dcf7d7}.student-badge-artwork--gold[data-v-1e2fef63]{color:#b86b12;background:#fff0bd}.student-badge-artwork--coral[data-v-1e2fef63]{color:#c65b45;background:#ffe0d2}.student-badge-artwork--placeholder[data-v-1e2fef63]{border-style:dashed;color:#cdbf9f;background:#fff9e89e;box-shadow:none}.student-badge-artwork img[data-v-1e2fef63]{width:100%;height:100%;object-fit:cover}.student-layout[data-v-f6b44723]{height:100vh;display:flex;flex-direction:column;overflow:hidden;padding:0;background:#7cc796 url(/assets/playful-home-bg-CzHux1Sq.webp) center / cover repeat;font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif;color:#2e2e36}.student-layout__top[data-v-f6b44723]{display:flex;align-items:center;gap:12px;padding:8px 10px;flex-shrink:0}.student-layout__nav[data-v-f6b44723]{flex:1;display:flex;align-items:center;justify-content:space-evenly;gap:2px;padding:0 6px;height:62px;min-width:0}.student-layout__nav-item[data-v-f6b44723]{height:42px;padding:0 clamp(6px,1vw,14px);border-radius:12px;background:transparent;color:#4e4e55;font-size:14px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;gap:4px;white-space:nowrap;flex-shrink:0;transition:background .16s ease,color .16s ease}.student-layout__nav-item[data-v-f6b44723]:hover{background:#e8f8df;color:#168240}.student-layout__nav-item--active[data-v-f6b44723]{color:#168240;background:#e8f8df}.student-layout__nav-icon[data-v-f6b44723]{flex-shrink:0;color:currentColor;stroke-width:2.4}.student-layout__right[data-v-f6b44723]{display:grid;grid-template-columns:42px auto auto auto;grid-template-rows:auto auto;align-items:center;gap:2px 10px;padding:4px 8px;flex-shrink:0}.student-layout__avatar[data-v-f6b44723]{grid-column:1;grid-row:1 / 3;display:grid;width:42px;height:42px;overflow:hidden;border:3px solid var(--card-bg);border-radius:var(--radius-pill);place-items:center;background:var(--playful-brand-green, var(--color-primary));box-shadow:var(--shadow-sm);color:var(--color-text-inverse);font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);text-decoration:none}.student-layout__avatar[data-v-f6b44723]:focus-visible{outline:3px solid var(--color-focus-ring);outline-offset:2px}.student-layout__avatar img[data-v-f6b44723]{width:100%;height:100%;object-fit:cover}.student-layout__nickname[data-v-f6b44723]{grid-column:2;grid-row:1;font-size:15px;font-weight:800;color:#5b3b22;white-space:nowrap}.student-layout__points-value[data-v-f6b44723]{grid-column:2;grid-row:2;display:inline-flex;align-items:center;gap:4px;font-size:16px;font-weight:900;color:#8a4e1e;white-space:nowrap}.student-layout__points-icon[data-v-f6b44723]{color:#f5a524;fill:#f5a52447;stroke-width:2.6}.student-layout__badges[data-v-f6b44723]{grid-column:3;grid-row:1 / 3;display:flex;gap:4px;align-items:center;text-decoration:none}.student-layout__badges[data-v-f6b44723]:focus-visible{outline:3px solid var(--color-focus-ring);outline-offset:3px;border-radius:var(--radius-pill)}.student-layout__notifications[data-v-f6b44723]{grid-column:4;grid-row:1 / 3}.student-layout__body[data-v-f6b44723]{flex:1;min-height:0;padding:10px 8px 0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:none;-ms-overflow-style:none}.student-layout__body[data-v-f6b44723]::-webkit-scrollbar{display:none}@media(max-width:1100px){.student-layout__top[data-v-f6b44723]{flex-wrap:wrap;gap:8px;padding:8px 12px}.student-layout__nav[data-v-f6b44723]{flex:1 1 100%;height:52px;order:-1;justify-content:center;gap:1px}.student-layout__nav-item[data-v-f6b44723]{height:38px;padding:0 clamp(4px,1vw,10px);font-size:13px}.student-layout__right[data-v-f6b44723]{grid-template-columns:auto auto auto auto auto;grid-template-rows:auto;justify-content:center;gap:6px;padding:5px 10px}.student-layout__avatar[data-v-f6b44723]{grid-column:auto;grid-row:auto;width:36px;height:36px}.student-layout__nickname[data-v-f6b44723],.student-layout__points-value[data-v-f6b44723]{grid-column:auto;grid-row:auto}.student-layout__badges[data-v-f6b44723]{grid-column:auto;grid-row:auto;display:none}.student-layout__notifications[data-v-f6b44723]{grid-column:auto;grid-row:auto}.student-layout__body[data-v-f6b44723]{overflow-y:auto}}@media(max-width:768px){.student-layout__top[data-v-f6b44723]{gap:6px;padding:6px 8px}.student-layout__nav[data-v-f6b44723]{flex:1 1 100%;height:46px;padding:0 4px;order:-1;justify-content:flex-start;overflow-x:auto;overflow-y:hidden;gap:4px;border-radius:14px;scrollbar-width:none;-ms-overflow-style:none}.student-layout__nav[data-v-f6b44723]::-webkit-scrollbar{display:none}.student-layout__nav-item[data-v-f6b44723]{height:36px;padding:0 10px;font-size:12px;gap:2px;flex-shrink:0}.student-layout__right[data-v-f6b44723]{display:flex;gap:6px;padding:4px 8px;border-radius:14px}.student-layout__nickname[data-v-f6b44723]{font-size:13px}.student-layout__avatar[data-v-f6b44723]{width:34px;height:34px;font-size:var(--font-size-md)}.student-layout__badges[data-v-f6b44723]{display:none}.student-layout__body[data-v-f6b44723]{padding:8px 4px 0;overflow-y:auto}}@media(max-width:420px){.student-layout[data-v-f6b44723]{padding:6px 6px 0}.student-layout__top[data-v-f6b44723]{padding:5px 6px;gap:4px;border-radius:16px}.student-layout__nav[data-v-f6b44723]{height:40px;gap:3px;border-radius:12px}.student-layout__nav-item[data-v-f6b44723]{height:32px;padding:0 8px;font-size:11px;gap:2px;border-radius:10px}.student-layout__right[data-v-f6b44723]{gap:4px;padding:3px 6px;border-radius:12px}.student-layout__nickname[data-v-f6b44723]{font-size:12px}.student-layout__avatar[data-v-f6b44723]{width:32px;height:32px;border-width:2px;font-size:var(--font-size-sm)}.student-layout__body[data-v-f6b44723]{padding:6px 4px 0;overflow-y:auto}}.teacher-layout__brand[data-v-9a9f36b5]{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px 8px 16px;gap:0;flex-shrink:0}.teacher-layout__brand-title[data-v-9a9f36b5]{margin:0;color:var(--color-primary);font-size:clamp(22px,2.5vw,30px);font-weight:900;line-height:1.08;letter-spacing:0}.teacher-layout.is-collapsed .teacher-layout__brand-title[data-v-9a9f36b5]{font-size:14px}.teacher-layout[data-v-9a9f36b5]{position:fixed;inset:0;width:100%;height:100vh;display:flex;overflow:hidden;background:var(--teacher-page-bg);font-family:var(--font-family-base);color:var(--color-text-primary)}.teacher-layout__sidebar[data-v-9a9f36b5]{width:var(--nav-width);display:flex;flex-direction:column;flex-shrink:0;padding:0 0 8px;background:var(--card-bg);border-right:var(--card-border);transition:width .2s ease;overflow:hidden}.teacher-layout.is-collapsed .teacher-layout__sidebar[data-v-9a9f36b5]{width:56px;overflow:visible}.teacher-layout__nav[data-v-9a9f36b5]{flex:1;display:flex;flex-direction:column;gap:2px;padding:0 8px;overflow-y:auto;overflow-x:hidden}.teacher-layout__nav-item[data-v-9a9f36b5]{display:flex;align-items:center;gap:10px;height:42px;padding:0 12px;border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:var(--font-size-md);font-weight:var(--font-weight-bold);text-decoration:none;white-space:nowrap;transition:background .16s ease,color .16s ease}.teacher-layout__nav-item[data-v-9a9f36b5]:hover{background:var(--nav-item-hover-bg);color:var(--nav-item-active-text)}.teacher-layout__nav-item--active[data-v-9a9f36b5]{background:var(--nav-item-active-bg);color:var(--nav-item-active-text)}.teacher-layout__nav-icon[data-v-9a9f36b5]{flex-shrink:0;width:24px;text-align:center}.teacher-layout__nav-text[data-v-9a9f36b5]{overflow:hidden;transition:opacity .16s ease}.teacher-layout.is-collapsed .teacher-layout__nav-text[data-v-9a9f36b5]{opacity:0;width:0}.teacher-layout.is-collapsed .teacher-layout__nav-item[data-v-9a9f36b5]{position:relative;justify-content:center;padding:0;gap:0}.teacher-layout.is-collapsed .teacher-layout__nav[data-v-9a9f36b5]{overflow:visible}.teacher-layout.is-collapsed .teacher-layout__nav-item[data-v-9a9f36b5]:after{position:absolute;left:calc(100% + 10px);top:50%;z-index:60;padding:7px 10px;border:1px solid var(--color-border-soft);border-radius:var(--radius-sm);color:var(--color-text-primary);background:var(--card-bg);box-shadow:var(--shadow-floating);content:attr(data-tooltip);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);line-height:1;opacity:0;pointer-events:none;transform:translate(-4px,-50%);transition:opacity .12s ease,transform .12s ease}.teacher-layout.is-collapsed .teacher-layout__nav-item[data-v-9a9f36b5]:hover:after,.teacher-layout.is-collapsed .teacher-layout__nav-item[data-v-9a9f36b5]:focus-visible:after{opacity:1;transform:translateY(-50%)}.teacher-layout__user[data-v-9a9f36b5]{display:grid;grid-template-columns:40px 1fr 28px;align-items:center;gap:8px;padding:10px;border-top:var(--card-border);margin:auto 8px 4px;flex-shrink:0}.teacher-layout__avatar[data-v-9a9f36b5]{width:40px;height:40px;overflow:hidden;border-radius:50%;display:grid;place-items:center;background:var(--color-primary);color:var(--color-text-inverse);font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);flex-shrink:0}.teacher-layout__avatar img[data-v-9a9f36b5]{width:100%;height:100%;object-fit:cover}.teacher-layout__user-info[data-v-9a9f36b5]{display:flex;flex-direction:column;gap:2px;min-width:0}.teacher-layout__username[data-v-9a9f36b5]{font-size:var(--font-size-sm);font-weight:var(--font-weight-bold);color:var(--color-text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.teacher-layout__toggle[data-v-9a9f36b5]{width:28px;height:28px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--color-text-secondary);font-size:14px;cursor:pointer;flex-shrink:0;display:grid;place-items:center;transition:background .16s ease}.teacher-layout__toggle[data-v-9a9f36b5]:hover{background:var(--nav-item-hover-bg)}.teacher-layout.is-collapsed .teacher-layout__user[data-v-9a9f36b5]{grid-template-columns:1fr;justify-items:center;gap:4px;padding:8px 4px}.teacher-layout.is-collapsed .teacher-layout__user-info[data-v-9a9f36b5]{display:none}.teacher-layout.is-collapsed .teacher-layout__toggle[data-v-9a9f36b5]{margin-top:4px}.teacher-layout__body[data-v-9a9f36b5]{flex:1;min-width:0;min-height:0;padding:var(--space-4);overflow-y:auto;overflow-x:hidden}.teacher-layout__body--flush[data-v-9a9f36b5]{padding:0}.teacher-layout__body--top-flush[data-v-9a9f36b5]{padding-top:0}@media(max-width:760px){.teacher-layout__sidebar[data-v-9a9f36b5]{width:56px}.teacher-layout__brand-title[data-v-9a9f36b5]{font-size:14px}.teacher-layout__nav-item[data-v-9a9f36b5]{justify-content:center;padding:0;gap:0}.teacher-layout__nav-text[data-v-9a9f36b5],.teacher-layout__user-info[data-v-9a9f36b5]{width:0;opacity:0}.teacher-layout__user[data-v-9a9f36b5]{grid-template-columns:1fr;justify-items:center;padding:var(--space-2) var(--space-1)}.teacher-layout__toggle[data-v-9a9f36b5]{margin-top:var(--space-1)}.teacher-layout__body[data-v-9a9f36b5]{padding:var(--space-3)}.teacher-layout__body--flush[data-v-9a9f36b5]{padding:0}}.admin-navigation[data-v-a4620fd9]{width:216px;min-width:216px;min-height:0;display:flex;flex-direction:column;border-right:1px solid var(--color-border-soft);background:var(--card-bg);transition:width .18s ease,min-width .18s ease}.admin-navigation.is-collapsed[data-v-a4620fd9]{width:72px;min-width:72px}.admin-navigation__toggle[data-v-a4620fd9]{min-height:44px;display:flex;align-items:center;justify-content:flex-start;gap:var(--space-2);margin:var(--space-2);padding:0 var(--space-3);border:1px solid var(--color-border-soft);border-radius:var(--radius-md);color:var(--color-text-muted);background:var(--card-bg);cursor:pointer;white-space:nowrap}.admin-navigation__toggle[data-v-a4620fd9]:hover{color:var(--color-text-primary);background:var(--nav-item-hover-bg)}.is-collapsed .admin-navigation__toggle[data-v-a4620fd9]{justify-content:center;padding:0}.admin-navigation__items[data-v-a4620fd9]{min-height:0;display:flex;flex:1;flex-direction:column;gap:2px;overflow-y:auto;padding:0 var(--space-2) var(--space-3);scrollbar-width:thin}.admin-navigation__item[data-v-a4620fd9]{min-height:44px;display:flex;align-items:center;gap:var(--space-3);padding:0 var(--space-3);border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:var(--font-size-sm);text-decoration:none;white-space:nowrap}.admin-navigation__item[data-v-a4620fd9]:hover{color:var(--color-text-primary);background:var(--nav-item-hover-bg)}.admin-navigation__item.is-active[data-v-a4620fd9]{color:var(--color-primary);background:var(--nav-item-active-bg);font-weight:var(--font-weight-bold)}.admin-navigation__item svg[data-v-a4620fd9]{flex:0 0 auto}.is-collapsed .admin-navigation__item[data-v-a4620fd9]{justify-content:center;padding:0}.is-collapsed .admin-navigation__item span[data-v-a4620fd9]{display:none}@media(max-width:720px){.admin-navigation[data-v-a4620fd9],.admin-navigation.is-collapsed[data-v-a4620fd9]{width:100%;min-width:0;max-height:none;border-right:0;border-bottom:1px solid var(--color-border-soft)}.admin-navigation__toggle[data-v-a4620fd9]{display:none}.admin-navigation__items[data-v-a4620fd9]{flex-direction:row;overflow-x:auto;overflow-y:hidden;padding:var(--space-2)}.admin-navigation__item[data-v-a4620fd9],.is-collapsed .admin-navigation__item[data-v-a4620fd9]{flex:0 0 auto;justify-content:flex-start;padding:0 var(--space-3)}.is-collapsed .admin-navigation__item span[data-v-a4620fd9]{display:inline}}.org-admin-layout[data-v-67738697]{height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden;background:var(--page-bg)}.org-admin-layout__header[data-v-67738697]{min-height:56px;display:flex;flex:0 0 56px;align-items:center;justify-content:space-between;padding:0 24px;color:#fff;background:#9a6700}.org-admin-layout__brand[data-v-67738697]{display:flex;align-items:center;gap:var(--space-2);margin:0;font-size:18px;font-weight:700}.org-admin-layout__user[data-v-67738697]{display:flex;align-items:center;gap:12px;font-size:14px}.org-admin-layout__shell[data-v-67738697]{min-width:0;min-height:0;display:flex;flex:1;overflow:hidden}.org-admin-layout__body[data-v-67738697]{min-width:0;min-height:0;flex:1;padding:24px;overflow-y:auto}.btn-logout[data-v-67738697]{padding:4px 12px;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-sm);color:#fff;background:#fff3;cursor:pointer}@media(max-width:720px){.org-admin-layout__shell[data-v-67738697]{flex-direction:column}.org-admin-layout__body[data-v-67738697]{padding:var(--space-4)}.org-admin-layout__user>span[data-v-67738697]{display:none}}.platform-admin-layout[data-v-0eee0092]{height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden;background:var(--page-bg)}.platform-admin-layout__header[data-v-0eee0092]{z-index:2;min-height:56px;display:flex;flex:0 0 56px;align-items:center;justify-content:space-between;padding:0 24px;color:#fff;background:#1a1a2e}.platform-admin-layout__brand[data-v-0eee0092]{display:flex;align-items:center;gap:var(--space-2);margin:0;font-size:18px;font-weight:700}.platform-admin-layout__user[data-v-0eee0092]{display:flex;align-items:center;gap:12px;font-size:14px}.platform-admin-layout__shell[data-v-0eee0092]{min-width:0;min-height:0;display:flex;flex:1;overflow:hidden}.platform-admin-layout__body[data-v-0eee0092]{min-width:0;min-height:0;flex:1;padding:24px;overflow-y:auto}.btn-logout[data-v-0eee0092]{padding:4px 12px;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-sm);color:#fff;background:#fff3;font-size:13px;cursor:pointer}@media(max-width:720px){.platform-admin-layout__header[data-v-0eee0092]{min-height:56px;flex:0 0 auto;flex-wrap:wrap;gap:var(--space-2);padding:var(--space-2) var(--space-4)}.platform-admin-layout__user[data-v-0eee0092]{margin-left:auto;gap:var(--space-2)}.platform-admin-layout__user>span[data-v-0eee0092]{display:none}.platform-admin-layout__shell[data-v-0eee0092]{flex-direction:column}.platform-admin-layout__body[data-v-0eee0092]{padding:var(--space-4)}}.live-room-theme{--live-room-page-bg: #f3f7f2;--live-room-page-overlay: none;--live-room-page-surface: #f3f7f2;--live-room-ink: #28332d;--live-room-ink-secondary: #68746d;--live-room-ink-muted: #7d8982;--live-room-brand: #0f9f8f;--live-room-action-ink: #28332d;--live-room-action-bg: #ffffff;--live-room-action-bg-strong: #0f9f8f;--live-room-action-ink-inverse: #ffffff;--live-room-panel-bg: #ffffff;--live-room-panel-bg-muted: #f3f7f2;--live-room-panel-bg-soft: #f7faf7;--live-room-panel-bg-strong: #ffffff;--live-room-canvas-bg: #fffdf8;--live-room-panel-image: none;--live-room-modal-scrim: rgba(31, 61, 46, .22);--live-room-modal-bg: #ffffff;--live-room-modal-shadow: 0 18px 52px rgba(31, 61, 46, .18);--live-room-border: #d8e4dc;--live-room-border-soft: #e5ede8;--live-room-border-strong: #b8c9bf;--live-room-focus-border: #45cdbb;--live-room-danger-border: #efb4ae;--live-room-warning-border: #e7d49b;--live-room-danger-bg: #fff0ee;--live-room-warning-bg: #fff9e9;--live-room-selected-bg: #ddf7f1;--live-room-muted-bg: #eef2ef;--live-room-shadow-panel: 0 10px 28px rgba(31, 61, 46, .14);--live-room-shadow-card: var(--shadow-card);--live-room-shadow-stage: 0 12px 32px rgba(31, 61, 46, .12);--live-room-stage-rail-bg: linear-gradient( 145deg, color-mix(in srgb, var(--playful-brand-green, var(--color-primary)) 72%, var(--color-text-primary)), color-mix(in srgb, var(--playful-brand-green, var(--color-primary)) 42%, var(--color-text-primary)) );--live-room-stage-glow: radial-gradient( circle at 18% 14%, color-mix(in srgb, var(--playful-title-cream, var(--card-bg)) 12%, transparent), transparent 30% );--live-room-media-bg: color-mix(in srgb, var(--playful-brand-green, var(--color-primary)) 42%, var(--color-text-primary));--live-room-screen-share-bg: #f3f4f6;--live-room-media-placeholder-bg: linear-gradient( 135deg, color-mix(in srgb, var(--color-primary) 12%, transparent), color-mix(in srgb, var(--color-secondary) 8%, transparent) ), var(--live-room-media-bg);--live-room-media-ink-muted: color-mix(in srgb, var(--card-bg) 72%, transparent);--live-room-danmaku-ink-default: var(--card-bg);--live-room-danmaku-ink-warm: var(--color-secondary);--live-room-danmaku-ink-success: var(--status-success-text);--live-room-danmaku-ink-info: var(--color-info);--live-room-danmaku-ink-accent: var(--color-primary-active);--live-room-danmaku-bg-soft: color-mix(in srgb, var(--live-room-media-bg) 62%, transparent);--live-room-danmaku-bg-warm: color-mix(in srgb, var(--status-warning-bg) 78%, transparent);--live-room-danmaku-bg-success: color-mix(in srgb, var(--status-success-bg) 78%, transparent);--live-room-danmaku-bg-danger: color-mix(in srgb, var(--status-danger-bg) 78%, transparent);--live-room-radius-panel: var(--radius-md);--live-room-radius-control: var(--radius-sm)}.live-room-tool-modal-layer{position:fixed;inset:0;z-index:1200;display:grid;place-items:center;padding:24px;background:var(--live-room-modal-scrim);pointer-events:auto}.live-room-tool-modal{max-width:calc(100vw - 28px);max-height:calc(100dvh - 48px);display:grid;grid-template-rows:auto minmax(0,1fr) auto;overflow:hidden;border:1px solid var(--live-room-border-soft);border-radius:var(--live-room-radius-panel);background:#fff;box-shadow:0 2px 8px #1f3d2e1f,var(--live-room-modal-shadow);color:var(--live-room-ink)}.live-room-tool-modal__header,.live-room-tool-popover__header{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.live-room-tool-modal__header{padding:14px 18px;border-bottom:1px solid var(--live-room-border-soft);background:#fff}.live-room-tool-modal__body{min-height:0;overflow:auto}.live-room-tool-modal__footer{border-top:1px solid var(--live-room-border-soft);background:#fff}.live-room-tool-popover{margin:0 auto;border:1px solid var(--live-room-border);border-radius:var(--live-room-radius-panel);background:#fff;box-shadow:0 2px 8px #1f3d2e1f,var(--live-room-shadow-panel);color:var(--live-room-ink)}.live-room-color-field{display:grid;gap:7px;min-width:0}.live-room-color-field__current{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;color:var(--live-room-ink-secondary);font-size:12px;font-weight:800}.live-room-color-field__preview{position:relative;width:52px;height:26px;overflow:hidden;border:1px solid var(--live-room-border);border-radius:var(--live-room-radius-control)}.live-room-color-field__preview--transparent,.live-room-color-field__swatch--transparent{background:#fff}.live-room-color-field__preview--transparent:after,.live-room-color-field__swatch--transparent:after{content:"";position:absolute;inset:50% -3px auto;height:2px;background:var(--status-danger-text);transform:rotate(-35deg)}.live-room-color-field__palette{display:grid;grid-template-columns:repeat(6,29px);gap:7px;align-items:center}.live-room-color-field__swatch,.live-room-color-field__custom{position:relative;width:29px;height:29px;min-height:29px;overflow:hidden;border:2px solid #ffffff;border-radius:50%;box-shadow:0 0 0 1px var(--live-room-border);cursor:pointer}.live-room-color-field__swatch[aria-pressed=true]{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--live-room-focus-border)}.live-room-color-field__custom{display:grid;place-items:center;background:#fff}.live-room-color-field__custom>span{display:flex;gap:2px;align-items:center}.live-room-color-field__custom i{width:5px;height:5px;border-radius:50%}.live-room-color-field__custom i:nth-child(1){background:#ef4444}.live-room-color-field__custom i:nth-child(2){background:#2563eb}.live-room-color-field__custom i:nth-child(3){background:#16a34a}.live-room-color-field__custom input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}@media(max-width:820px){.live-room-tool-modal-layer{padding:10px}.live-room-tool-modal{max-width:calc(100vw - 20px);max-height:calc(100dvh - 20px)}}.live-layout[data-v-158f5f63]{width:100%;min-width:0;min-height:100dvh;overflow:hidden;background:var(--live-room-page-surface);color:var(--live-room-ink)}@media(max-width:760px){.live-layout[data-v-158f5f63]{overflow:auto}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%}a{color:inherit;text-decoration:none}button{cursor:pointer}:root{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-active: #1e40af;--color-primary-soft: #dbeafe;--color-secondary: #0f766e;--color-secondary-soft: #ccfbf1;--color-success: #15803d;--color-warning: #b45309;--color-danger: #b91c1c;--color-info: #0369a1;--color-text-primary: #172033;--color-text-secondary: #475569;--color-text-muted: #64748b;--color-text-inverse: #ffffff;--color-border: #cbd5e1;--color-border-soft: #e2e8f0;--color-focus-ring: rgba(37, 99, 235, .28);--page-bg: #f6f8fc;--page-bg-soft: #eef4fa;--card-bg: #ffffff;--card-bg-hover: #f8fafc;--overlay-bg: rgba(15, 23, 42, .48);--hero-bg: linear-gradient(135deg, #eff6ff 0%, #ecfdf5 100%);--login-bg: linear-gradient(135deg, #eff6ff 0%, #f0fdfa 100%);--student-home-bg: #f5f8ff;--teacher-home-bg: #f5faf8;--font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--font-size-xs: 12px;--font-size-sm: 13px;--font-size-md: 14px;--font-size-lg: 16px;--font-size-xl: 20px;--font-size-2xl: 24px;--font-size-3xl: 30px;--font-size-4xl: 38px;--font-size-page-title: var(--font-size-2xl);--font-size-card-title: var(--font-size-lg);--font-size-body: var(--font-size-md);--font-size-caption: var(--font-size-xs);--line-height-base: 1.6;--line-height-title: 1.3;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--page-padding: var(--space-6);--section-gap: var(--space-6);--card-padding: var(--space-5);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-card: var(--radius-lg);--radius-button: var(--radius-md);--radius-input: var(--radius-md);--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 8px 24px rgba(15, 23, 42, .08);--shadow-card: 0 4px 16px rgba(15, 23, 42, .06);--shadow-floating: 0 16px 40px rgba(15, 23, 42, .12);--z-base: 0;--z-sticky: 100;--z-dropdown: 1000;--z-modal: 1100;--z-toast: 1200;--transition-fast: .12s ease;--transition-base: .18s ease;--transition-slow: .24s ease;--button-height: 40px;--button-padding-x: var(--space-4);--button-font-size: var(--font-size-md);--button-primary-bg: var(--color-primary);--button-primary-bg-hover: var(--color-primary-hover);--button-primary-text: var(--color-text-inverse);--button-secondary-bg: var(--color-secondary-soft);--button-secondary-bg-hover: #99f6e4;--button-secondary-text: var(--color-secondary);--button-ghost-bg-hover: var(--color-primary-soft);--button-ghost-text: var(--color-primary);--button-disabled-bg: #e2e8f0;--button-disabled-text: #94a3b8;--input-height: 44px;--input-padding-x: 14px;--input-bg: var(--card-bg);--input-border: 1px solid var(--color-border);--input-border-focus: var(--color-primary);--input-placeholder: var(--color-text-muted);--input-shadow-focus: 0 0 0 3px var(--color-focus-ring);--select-menu-bg: var(--card-bg);--select-menu-border: var(--input-border);--select-menu-radius: var(--radius-input);--select-menu-shadow: var(--shadow-floating);--select-option-radius: var(--radius-sm);--select-option-hover-bg: var(--card-bg-hover);--select-option-selected-bg: var(--color-primary-soft);--select-option-selected-text: var(--color-primary);--card-border: 1px solid var(--color-border-soft);--card-shadow: var(--shadow-card);--tag-height: 24px;--tag-padding-x: 10px;--badge-height: 24px;--badge-padding-x: 10px;--badge-radius: var(--radius-pill);--status-success-bg: #dcfce7;--status-success-text: #166534;--status-warning-bg: #fef3c7;--status-warning-text: #92400e;--status-danger-bg: #fee2e2;--status-danger-text: #991b1b;--status-info-bg: #e0f2fe;--status-info-text: #075985;--status-muted-bg: #f1f5f9;--status-muted-text: #64748b;--answer-code-bg: #fde68a;--nav-width: 216px;--topbar-height: 64px;--nav-bg: var(--card-bg);--nav-item-hover-bg: var(--color-primary-soft);--nav-item-active-bg: var(--color-primary-soft);--nav-item-active-text: var(--color-primary);--hero-card-bg: var(--hero-bg);--hero-card-border: 1px solid rgba(37, 99, 235, .14);--hero-card-shadow: var(--shadow-md);--status-card-bg: var(--card-bg);--status-card-border: var(--card-border)}:root{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-active: #1e40af;--color-primary-soft: #dbeafe;--color-secondary: #0f766e;--color-secondary-soft: #ccfbf1;--color-success: #15803d;--color-warning: #b45309;--color-danger: #b91c1c;--color-info: #0369a1;--color-text-primary: #172033;--color-text-secondary: #475569;--color-text-muted: #64748b;--color-text-inverse: #ffffff;--color-border: #cbd5e1;--color-border-soft: #e2e8f0;--color-focus-ring: rgba(37, 99, 235, .28);--page-bg: #f6f8fc;--page-bg-soft: #eef4fa;--card-bg: #ffffff;--card-bg-hover: #f8fafc;--overlay-bg: rgba(15, 23, 42, .48);--hero-bg: linear-gradient(135deg, #eff6ff 0%, #ecfdf5 100%);--login-bg: linear-gradient(135deg, #eff6ff 0%, #f0fdfa 100%);--student-home-bg: #f5f8ff;--teacher-home-bg: #f5faf8;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 8px 24px rgba(15, 23, 42, .08);--shadow-card: 0 4px 16px rgba(15, 23, 42, .06);--shadow-floating: 0 16px 40px rgba(15, 23, 42, .12);--button-primary-bg: var(--color-primary);--button-primary-bg-hover: var(--color-primary-hover);--button-primary-text: var(--color-text-inverse);--button-secondary-bg: var(--color-secondary-soft);--button-secondary-bg-hover: #99f6e4;--button-secondary-text: var(--color-secondary);--button-ghost-bg-hover: var(--color-primary-soft);--button-ghost-text: var(--color-primary);--button-disabled-bg: #e2e8f0;--button-disabled-text: #94a3b8;--status-success-bg: #dcfce7;--status-success-text: #166534;--status-warning-bg: #fef3c7;--status-warning-text: #92400e;--status-danger-bg: #fee2e2;--status-danger-text: #991b1b;--status-info-bg: #e0f2fe;--status-info-text: #075985;--status-muted-bg: #f1f5f9;--status-muted-text: #64748b;--hero-card-bg: var(--hero-bg);--hero-card-border: 1px solid rgba(37, 99, 235, .14);--hero-card-shadow: var(--shadow-md)}[data-theme=clean-edu]{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-active: #1e40af;--color-primary-soft: #dbeafe;--color-secondary: #0f766e;--color-secondary-soft: #ccfbf1;--color-success: #15803d;--color-warning: #b45309;--color-danger: #b91c1c;--color-info: #0369a1;--color-text-primary: #172033;--color-text-secondary: #475569;--color-text-muted: #64748b;--color-text-inverse: #ffffff;--color-border: #cbd5e1;--color-border-soft: #e2e8f0;--color-focus-ring: rgba(37, 99, 235, .28);--page-bg: #f6f8fc;--page-bg-soft: #eef4fa;--card-bg: #ffffff;--card-bg-hover: #f8fafc;--overlay-bg: rgba(15, 23, 42, .48);--hero-bg: linear-gradient(135deg, #eff6ff 0%, #ecfdf5 100%);--login-bg: linear-gradient(135deg, #eff6ff 0%, #f0fdfa 100%);--student-home-bg: #f5f8ff;--teacher-home-bg: #f5faf8;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 8px 24px rgba(15, 23, 42, .08);--shadow-card: 0 4px 16px rgba(15, 23, 42, .06);--shadow-floating: 0 16px 40px rgba(15, 23, 42, .12);--button-primary-bg: var(--color-primary);--button-primary-bg-hover: var(--color-primary-hover);--button-primary-text: var(--color-text-inverse);--button-secondary-bg: var(--color-secondary-soft);--button-secondary-bg-hover: #99f6e4;--button-secondary-text: var(--color-secondary);--button-ghost-bg-hover: var(--color-primary-soft);--button-ghost-text: var(--color-primary);--button-disabled-bg: #e2e8f0;--button-disabled-text: #94a3b8;--nav-item-hover-bg: var(--page-bg-soft);--nav-item-active-bg: var(--color-primary-soft);--nav-item-active-text: var(--color-primary);--status-success-bg: #dcfce7;--status-success-text: #166534;--status-warning-bg: #fef3c7;--status-warning-text: #92400e;--status-danger-bg: #fee2e2;--status-danger-text: #991b1b;--status-info-bg: #e0f2fe;--status-info-text: #075985;--status-muted-bg: #f1f5f9;--status-muted-text: #64748b;--hero-card-bg: var(--hero-bg);--hero-card-border: 1px solid rgba(37, 99, 235, .14);--hero-card-shadow: var(--shadow-md)}html,body{font-family:var(--font-family-base);font-size:var(--font-size-body);line-height:var(--line-height-base);color:var(--color-text-primary);background:var(--page-bg)}[data-color-theme=teacher]{--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-primary-active: #1e40af;--color-primary-soft: #dbeafe;--color-secondary: #0f766e;--color-secondary-soft: #ccfbf1;--color-success: #15803d;--color-warning: #b45309;--color-danger: #b91c1c;--color-info: #0369a1;--color-text-primary: #172033;--color-text-secondary: #475569;--color-text-muted: #64748b;--color-text-inverse: #ffffff;--color-border: #cbd5e1;--color-border-soft: #e2e8f0;--color-focus-ring: rgba(37, 99, 235, .28);--page-bg: #f6f8fc;--page-bg-soft: #eef4fa;--card-bg: #ffffff;--card-bg-hover: #f8fafc;--overlay-bg: rgba(15, 23, 42, .48);--input-bg: #ffffff;--select-menu-bg: #ffffff;--select-menu-border: 1px solid #cbd5e1;--select-option-hover-bg: #f8fafc;--select-option-selected-bg: #dbeafe;--select-option-selected-text: #2563eb;--button-secondary-bg: #ccfbf1;--button-secondary-bg-hover: #99f6e4;--button-secondary-text: #0f766e;--button-disabled-bg: #e2e8f0;--button-disabled-text: #94a3b8;--status-success-bg: #dcfce7;--status-success-text: #166534;--status-warning-bg: #fef3c7;--status-warning-text: #92400e;--status-danger-bg: #fee2e2;--status-danger-text: #991b1b;--status-info-bg: #e0f2fe;--status-info-text: #075985;--status-muted-bg: #f1f5f9;--status-muted-text: #64748b}.theme-playful-edu,[data-theme=playful-edu]{--color-primary: #14b8a6;--color-primary-hover: #0d9488;--color-primary-active: #0f766e;--color-primary-soft: #ccfbf1;--color-secondary: #f97316;--color-secondary-soft: #ffedd5;--color-success: #16a34a;--color-warning: #d97706;--color-danger: #dc2626;--color-info: #0284c7;--color-text-primary: #3f3528;--color-text-secondary: #6b5d48;--color-text-muted: #93856f;--color-text-inverse: #ffffff;--color-border: #eadfc7;--color-border-soft: #f3ead7;--color-focus-ring: rgba(20, 184, 166, .28);--playful-brand-brown: #7c5637;--playful-title-cream: #fff8dc;--playful-bg-mint: #7cc796;--playful-brand-green: #168240;--playful-button-bg: #fffdf4;--playful-button-text: #6f4a2a;--playful-button-bg-hover: #fffef8;--playful-home-bg: #78c693 url(/assets/playful-home-bg-CzHux1Sq.webp) center / cover repeat;--page-bg: var(--playful-home-bg);--page-bg-soft: rgba(255, 248, 232, .82);--card-bg: #fffdf6;--card-bg-hover: #fff7df;--overlay-bg: rgba(63, 53, 40, .46);--hero-bg: linear-gradient(135deg, #d9fbf4 0%, #fff1c9 58%, #ffe3d4 100%);--login-bg: var(--playful-home-bg);--student-home-bg: var(--playful-home-bg);--teacher-home-bg: var(--playful-home-bg);--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--radius-xl: 24px;--radius-card: 22px;--radius-button: 16px;--radius-input: 16px;--shadow-sm: 0 2px 0 rgba(107, 93, 72, .1);--shadow-md: 0 12px 28px rgba(107, 93, 72, .12);--shadow-card: 0 10px 24px rgba(107, 93, 72, .1);--shadow-floating: 0 18px 44px rgba(107, 93, 72, .16);--button-primary-bg: var(--color-primary);--button-primary-bg-hover: var(--color-primary-hover);--button-primary-text: var(--color-text-inverse);--button-secondary-bg: var(--color-secondary-soft);--button-secondary-bg-hover: #fed7aa;--button-secondary-text: #9a3412;--button-ghost-bg-hover: var(--color-primary-soft);--button-ghost-text: var(--color-primary-active);--button-disabled-bg: #efe7d8;--button-disabled-text: #a99b85;--input-bg: #fffdf6;--input-border: 1px solid var(--color-border);--input-border-focus: var(--color-primary);--input-placeholder: var(--color-text-muted);--card-border: 1px solid var(--color-border-soft);--card-shadow: var(--shadow-card);--status-success-bg: #dcfce7;--status-success-text: #166534;--status-warning-bg: #ffedd5;--status-warning-text: #9a3412;--status-danger-bg: #fee2e2;--status-danger-text: #991b1b;--status-info-bg: #cffafe;--status-info-text: #0e7490;--status-muted-bg: #f7eddc;--status-muted-text: #7c6f5d;--login-card-bg: #fffaf0;--login-card-border: #a88f5f;--login-card-text: #6f4a2a;--login-input-bg: #f8f2dc;--login-input-border: #c6b895;--login-input-placeholder: #b8ad91;--login-button-bg: #fffdf4;--login-button-text: #6f4a2a;--login-button-shadow: 0 10px 0 rgba(111, 74, 42, .28);--nav-bg: var(--card-bg);--nav-item-hover-bg: var(--color-primary-soft);--nav-item-active-bg: var(--color-primary-soft);--nav-item-active-text: var(--color-primary-active);--hero-card-bg: var(--hero-bg);--hero-card-border: 1px solid rgba(20, 184, 166, .22);--hero-card-shadow: var(--shadow-md)}@font-face{font-display:swap;font-family:Nunito;font-style:normal;font-weight:500;src:url(/assets/nunito-latin-500-normal-EugFkASW.woff2) format("woff2")}@font-face{font-display:swap;font-family:Nunito;font-style:normal;font-weight:700;src:url(/assets/nunito-latin-700-normal-Dort48En.woff2) format("woff2")}@font-face{font-display:swap;font-family:Nunito;font-style:normal;font-weight:900;src:url(/assets/nunito-latin-900-normal-BVB1fGs6.woff2) format("woff2")}@font-face{font-display:swap;font-family:Noto Sans SC Playful;font-style:normal;font-weight:400;src:url(/assets/noto-sans-sc-chinese-simplified-400-normal-Ba7eOkfT.woff2) format("woff2")}@font-face{font-display:swap;font-family:Noto Sans SC Playful;font-style:normal;font-weight:500;src:url(/assets/noto-sans-sc-chinese-simplified-500-normal-z_irmif2.woff2) format("woff2")}@font-face{font-display:swap;font-family:Noto Sans SC Playful;font-style:normal;font-weight:700;src:url(/assets/noto-sans-sc-chinese-simplified-700-normal-DoUziBww.woff2) format("woff2")}.ui-button{display:inline-flex;align-items:center;justify-content:center;min-height:var(--button-height);padding:0 var(--button-padding-x);border:1px solid transparent;border-radius:var(--radius-button);font-family:var(--font-family-base);font-size:var(--button-font-size);font-weight:var(--font-weight-semibold);line-height:var(--line-height-title);text-decoration:none;white-space:nowrap;cursor:pointer;transition:background-color var(--transition-base),border-color var(--transition-base),color var(--transition-base),box-shadow var(--transition-base),transform var(--transition-fast)}.ui-button:hover:not(:disabled){transform:translateY(-1px)}.ui-button:focus-visible{outline:none;box-shadow:0 0 0 3px var(--color-focus-ring)}.ui-button--primary{color:var(--button-primary-text);background:var(--button-primary-bg);border-color:var(--button-primary-bg)}.ui-button--primary:hover:not(:disabled){background:var(--button-primary-bg-hover);border-color:var(--button-primary-bg-hover)}.ui-button--secondary{color:var(--button-secondary-text);background:var(--button-secondary-bg);border-color:var(--button-secondary-bg)}.ui-button--secondary:hover:not(:disabled){background:var(--button-secondary-bg-hover);border-color:var(--button-secondary-bg-hover)}.ui-button--ghost{color:var(--button-ghost-text);background:transparent;border-color:transparent}.ui-button--ghost:hover:not(:disabled){background:var(--button-ghost-bg-hover)}.ui-button:disabled{color:var(--button-disabled-text);background:var(--button-disabled-bg);border-color:var(--button-disabled-bg);cursor:not-allowed;transform:none;box-shadow:none}.ui-input{width:100%;min-height:var(--input-height);padding:0 var(--input-padding-x);border:var(--input-border);border-radius:var(--radius-input);font-family:var(--font-family-base);font-size:var(--font-size-md);line-height:var(--line-height-base);color:var(--color-text-primary);background:var(--input-bg);transition:border-color var(--transition-base),box-shadow var(--transition-base),background-color var(--transition-base)}.ui-input::placeholder{color:var(--input-placeholder)}.ui-input:focus{outline:none;border-color:var(--input-border-focus);box-shadow:0 0 0 3px var(--color-focus-ring)}.ui-input:disabled{color:var(--button-disabled-text);background:var(--status-muted-bg);cursor:not-allowed}.ui-card{padding:var(--card-padding);border:var(--card-border);border-radius:var(--radius-card);color:var(--color-text-primary);background:var(--card-bg);box-shadow:var(--card-shadow)}.ui-hero-card{padding:var(--space-6);border:var(--hero-card-border);border-radius:var(--radius-xl);color:var(--color-text-primary);background:var(--hero-card-bg);box-shadow:var(--hero-card-shadow)}.ui-status-badge{display:inline-flex;align-items:center;justify-content:center;min-height:var(--badge-height);padding:0 var(--badge-padding-x);border-radius:var(--badge-radius);font-family:var(--font-family-base);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);line-height:var(--line-height-title);white-space:nowrap;background:var(--status-muted-bg);color:var(--status-muted-text)}.ui-status-badge--success{color:var(--status-success-text);background:var(--status-success-bg)}.ui-status-badge--warning{color:var(--status-warning-text);background:var(--status-warning-bg)}.ui-status-badge--danger{color:var(--status-danger-text);background:var(--status-danger-bg)}.ui-status-badge--info{color:var(--status-info-text);background:var(--status-info-bg)}.ui-status-badge--muted{color:var(--status-muted-text);background:var(--status-muted-bg)}:root,[data-theme=clean-edu],[data-theme=playful-edu]{--login-page-bg: var(--login-bg);--login-panel-bg: var(--card-bg);--login-panel-shadow: var(--shadow-floating);--student-page-bg: var(--student-home-bg);--student-hero-bg: var(--hero-card-bg);--student-task-surface: var(--card-bg);--student-task-surface-plain: var(--playful-button-bg, var(--card-bg));--student-task-surface-translucent: color-mix(in srgb, var(--card-bg) 94%, transparent);--student-task-surface-soft: var(--card-bg-hover);--student-task-neutral-soft: var(--status-muted-bg);--student-task-heading: color-mix( in srgb, var(--playful-brand-green, var(--color-primary-active)) 64%, var(--color-text-primary) );--student-task-ink: var(--color-text-primary);--student-task-muted: var(--color-text-secondary);--student-task-subtle: var(--color-text-muted);--student-task-border: var(--color-border-soft);--student-task-border-strong: var(--color-border);--student-task-accent: var(--color-primary);--student-task-accent-strong: var(--color-primary-hover);--student-task-accent-soft: var(--color-primary-soft);--student-task-success: var(--status-success-text);--student-task-success-soft: var(--status-success-bg);--student-task-warning: var(--status-warning-text);--student-task-warning-soft: var(--status-warning-bg);--student-task-danger: var(--status-danger-text);--student-task-danger-soft: var(--status-danger-bg);--student-task-info: var(--status-info-text);--student-task-info-soft: var(--status-info-bg);--student-task-warm-surface: color-mix(in srgb, var(--status-warning-bg) 42%, var(--card-bg));--student-task-warm-border: color-mix(in srgb, var(--color-warning) 34%, var(--color-border));--student-task-focus-shadow: 0 0 0 3px var(--color-focus-ring);--student-task-panel-shadow: var(--shadow-floating);--student-task-row-shadow: var(--shadow-md);--teacher-page-bg: var(--teacher-home-bg);--teacher-hero-bg: var(--hero-card-bg);--teacher-schedule-editor-overlay-bg: var(--overlay-bg);--teacher-schedule-editor-bg: var(--schedule-panel-bg);--teacher-schedule-editor-form-bg: var(--card-bg);--teacher-schedule-editor-border: var(--schedule-border);--teacher-schedule-editor-input-bg: var(--input-bg);--teacher-schedule-editor-input-border: var(--input-border);--teacher-schedule-editor-input-focus-border: var(--input-border-focus);--teacher-schedule-editor-shadow: var(--shadow-floating);--teacher-schedule-editor-action-bg: var(--button-primary-bg);--teacher-schedule-editor-action-hover-bg: var(--button-primary-bg-hover);--teacher-schedule-editor-action-text: var(--button-primary-text);--teacher-schedule-editor-muted-text: var(--color-text-secondary);--teacher-icon-tone-blue: var(--color-primary);--teacher-icon-tone-blue-soft: var(--color-primary-soft);--teacher-icon-tone-teal: var(--color-secondary);--teacher-icon-tone-teal-soft: var(--color-secondary-soft);--teacher-icon-tone-violet: #6d28d9;--teacher-icon-tone-violet-soft: #f3e8ff;--teacher-icon-tone-amber: var(--status-warning-text);--teacher-icon-tone-amber-soft: var(--status-warning-bg);--teacher-icon-tone-coral: var(--status-danger-text);--teacher-icon-tone-coral-soft: var(--status-danger-bg);--teacher-icon-tone-slate: var(--status-muted-text);--teacher-icon-tone-slate-soft: var(--status-muted-bg);--classroom-entry-card-bg: var(--card-bg);--classroom-entry-action-bg: var(--button-primary-bg);--classroom-entry-muted-bg: var(--status-muted-bg);--schedule-bg: var(--page-bg);--schedule-month-bg: var(--card-bg);--schedule-panel-bg: var(--card-bg);--schedule-sidebar-bg: var(--card-bg);--schedule-border: var(--color-border-soft);--schedule-grid-line: var(--color-border-soft);--schedule-time-text: var(--color-text-muted);--schedule-today-bg: var(--color-primary-soft);--schedule-selected-day-bg: var(--color-primary);--schedule-selected-day-text: var(--color-text-inverse);--schedule-slot-height: 40px;--schedule-time-col-width: 56px;--schedule-header-height: 56px;--schedule-dot-color: var(--color-primary);--schedule-day-header-bg: var(--card-bg-hover);--lesson-type-formal-bg: var(--status-success-bg);--lesson-type-formal-border: var(--status-success-text);--lesson-type-formal-text: var(--status-success-text);--lesson-type-trial-bg: var(--status-info-bg);--lesson-type-trial-border: var(--status-info-text);--lesson-type-trial-text: var(--status-info-text);--lesson-type-makeup-bg: var(--status-warning-bg);--lesson-type-makeup-border: var(--status-warning-text);--lesson-type-makeup-text: var(--status-warning-text);--lesson-type-temporary-bg: #f3e8ff;--lesson-type-temporary-border: #7c3aed;--lesson-type-temporary-text: #6d28d9;--lesson-status-pending-bg: color-mix(in srgb, var(--color-primary-soft) 62%, var(--card-bg));--lesson-status-pending-border: var(--color-primary);--lesson-status-pending-text: var(--color-primary-active);--lesson-status-enterable-bg: var(--status-info-bg);--lesson-status-enterable-border: var(--color-info);--lesson-status-enterable-text: var(--status-info-text);--lesson-status-in-progress-bg: var(--status-success-bg);--lesson-status-in-progress-border: var(--color-success);--lesson-status-in-progress-text: var(--status-success-text);--lesson-status-missed-bg: var(--status-warning-bg);--lesson-status-missed-border: var(--color-warning);--lesson-status-missed-text: var(--status-warning-text);--lesson-status-ended-bg: var(--status-muted-bg);--lesson-status-ended-border: var(--color-border);--lesson-status-ended-text: var(--status-muted-text);--lesson-status-cancelled-bg: var(--status-danger-bg);--lesson-status-cancelled-border: var(--color-danger);--lesson-status-cancelled-text: var(--status-danger-text);--question-type-choice-bg: #e0e7ff;--question-type-choice-text: #3730a3;--question-type-spelling-bg: var(--status-warning-bg);--question-type-spelling-text: var(--status-warning-text);--question-type-fill-bg: #d1fae5;--question-type-fill-text: #065f46;--question-type-subjective-bg: #fce7f3;--question-type-subjective-text: #9d174d;--question-type-other-bg: var(--status-muted-bg);--question-type-other-text: var(--status-muted-text)}