:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--yujie-student-void:#17324d;--yujie-student-deep:#245b75;--yujie-student-aurora:#2f80ed;--yujie-student-electric-cyan:#39d9ff;--yujie-student-violet:#7c5cff;--yujie-student-growth:#2fbf71;--yujie-student-coral:#f47c5c;--yujie-student-star:#f3b63f;--yujie-student-paper:#fff8ed;--yujie-student-text:#17324d;--yujie-student-text-muted:#5a6b80;--yujie-guardian-canvas:#e7ecf5;--yujie-guardian-page:#f4f6fb;--yujie-guardian-surface:#fff;--yujie-guardian-primary:#2563eb;--yujie-guardian-secondary:#475569;--yujie-guardian-success:#15803d;--yujie-guardian-warning:#b45309;--yujie-guardian-error:#b91c1c;--yujie-guardian-text:#12172b;--yujie-guardian-text-muted:#5b6478;--yujie-space-1:4px;--yujie-space-2:8px;--yujie-space-3:12px;--yujie-space-4:16px;--yujie-space-6:24px;--yujie-space-8:32px;--yujie-space-12:48px;--yujie-space-16:64px;--yujie-radius-sm:8px;--yujie-radius-md:12px;--yujie-radius-lg:16px;--yujie-radius-xl:24px;--yujie-radius-pill:999px;--yujie-shadow-card:0 1px 2px #0f172a14;--yujie-shadow-elevated:0 18px 48px #0f172a1f;--yujie-motion-fast:.12s;--yujie-motion-base:.18s;--yujie-motion-slow:.24s;--yujie-motion-page:.32s;background:var(--yujie-guardian-canvas);color:var(--yujie-guardian-text);font-family:Noto Sans SC,system-ui,sans-serif}*{box-sizing:border-box}body{background:var(--yujie-guardian-canvas);min-width:320px;min-height:100dvh;margin:0}button,input,select{font:inherit}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid color-mix(in srgb, var(--yujie-guardian-primary) 30%, transparent);outline-offset:3px}h1,h2,p{margin-top:0}.guardian-shell{background:var(--yujie-guardian-page);width:min(100%,560px);min-height:100dvh;margin:0 auto}@media (min-width:561px){.guardian-shell{box-shadow:0 0 0 1px #0f172a0f}}.brand-panel{z-index:20;border-bottom:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 16%, transparent);background:color-mix(in srgb, var(--yujie-guardian-surface) 96%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);flex-direction:row;justify-content:flex-start;align-items:center;gap:12px;min-height:60px;padding:10px 16px;display:flex;position:sticky;top:0}.brand-mark{width:38px;height:38px;margin:0;display:block}.brand-panel h1{letter-spacing:0;max-width:none;margin:0;font-size:1.12rem;line-height:1.2}.eyebrow{color:var(--yujie-guardian-primary);letter-spacing:.12em;margin:0 0 14px;font-size:.82rem;font-weight:800}.access-panel{width:auto;padding:16px 16px calc(96px + env(safe-area-inset-bottom));box-shadow:none;background:0 0;border:0;border-radius:0;place-self:auto;margin:0}.access-panel h2{margin-bottom:20px;font-size:1.35rem;line-height:1.3}.access-panel label{color:var(--yujie-guardian-text);gap:8px;margin-bottom:16px;font-size:.94rem;font-weight:700;display:grid}.access-panel input{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 35%, transparent);border-radius:var(--yujie-radius-md);background:var(--yujie-guardian-surface);width:100%;height:52px;color:var(--yujie-guardian-text);outline:none;padding:0 16px}.access-panel input::placeholder{color:color-mix(in srgb, var(--yujie-guardian-text-muted) 82%, white)}.access-panel input:focus{border-color:var(--yujie-guardian-primary);box-shadow:0 0 0 4px color-mix(in srgb, var(--yujie-guardian-primary) 12%, transparent)}.access-panel form button{border-radius:var(--yujie-radius-md);background:var(--yujie-guardian-primary);width:100%;min-height:54px;color:var(--yujie-guardian-surface);cursor:pointer;transition:transform var(--yujie-motion-base) ease, box-shadow var(--yujie-motion-base) ease, background var(--yujie-motion-base) ease;border:0;margin-top:8px;font-weight:800}.access-panel form button:hover{background:#1d4ed8;box-shadow:0 8px 18px #2563eb38}.access-panel form button:active{transform:scale(.98)}.access-panel form button:disabled{cursor:not-allowed;opacity:.55;transform:none}@media (prefers-reduced-motion:reduce){.access-panel form button{transition:none}}.support{color:var(--yujie-guardian-text-muted);margin:18px 0 0;font-size:.84rem;line-height:1.6}.mode-switch{border-radius:var(--yujie-radius-md);background:var(--yujie-guardian-canvas);grid-template-columns:1fr 1fr;gap:4px;margin-bottom:20px;padding:4px;display:grid}.mode-switch button{min-height:44px;color:var(--yujie-guardian-secondary);box-shadow:none;background:0 0;border:0;margin:0}.mode-switch button.active{background:var(--yujie-guardian-surface);color:var(--yujie-guardian-primary);box-shadow:var(--yujie-shadow-card)}.secondary-button{padding:0 12px;border:1px solid color-mix(in srgb, var(--yujie-guardian-secondary) 30%, transparent)!important;width:auto!important;min-height:44px!important;color:var(--yujie-guardian-secondary)!important;box-shadow:none!important;background:0 0!important;margin:0!important}.text-button{border:0;padding:0 10px;width:auto!important;min-height:40px!important;color:var(--yujie-guardian-primary)!important;box-shadow:none!important;background:0 0!important;margin:0!important}.text-button:hover,.secondary-button:hover{text-decoration:underline;box-shadow:none!important}.danger-text{color:var(--yujie-guardian-error)!important}.account-header,.section-heading,.request-item,.request-actions{justify-content:space-between;align-items:center;gap:16px;display:flex}.account-header{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 16%, transparent);border-radius:var(--yujie-radius-sm);background:var(--yujie-guardian-surface);flex-direction:row;align-items:center;gap:12px;margin-bottom:16px;padding:12px 14px}.account-header .eyebrow{margin-bottom:2px;font-size:.68rem}.account-header h2{margin:0;font-size:1rem;line-height:1.3}.mobile-global-feedback{display:block}.mobile-panel{display:none}.mobile-panel.active{display:block}.mobile-panel .feedback{display:none}.feedback{border-radius:var(--yujie-radius-sm);margin:16px 0 0;padding:12px 14px;font-size:.9rem;line-height:1.5}.error-feedback{background:color-mix(in srgb, var(--yujie-guardian-error) 8%, white);color:var(--yujie-guardian-error)}.success-feedback{background:color-mix(in srgb, var(--yujie-guardian-success) 8%, white);color:var(--yujie-guardian-success)}.binding-form,.request-section,.student-section,.statistics-section{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 16%, transparent);border-radius:var(--yujie-radius-sm);background:var(--yujie-guardian-surface);margin-top:0;padding:14px}.binding-form{padding-top:16px;padding-bottom:18px}.request-section{margin-top:12px}.statistics-section{background:0 0;border:0;padding:0}.section-heading{margin-bottom:14px}.section-heading h3{margin:0;font-size:1.05rem}.section-heading h4{margin:0;font-size:.96rem}.section-heading h5{margin:0;font-size:1rem}.request-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.request-item{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 18%, transparent);border-radius:var(--yujie-radius-md);background:var(--yujie-guardian-surface);flex-direction:column;align-items:stretch;gap:10px;padding:14px}.request-item p{color:var(--yujie-guardian-text-muted);margin:4px 0 0;font-size:.8rem}.request-actions{flex-direction:row;justify-content:space-between;align-items:center;gap:8px}.status-pill{border-radius:var(--yujie-radius-pill);white-space:nowrap;align-items:center;min-height:28px;padding:0 10px;font-size:.78rem;font-weight:800;display:inline-flex}.status-pending{background:color-mix(in srgb, var(--yujie-guardian-warning) 12%, white);color:var(--yujie-guardian-warning)}.status-accepted{background:color-mix(in srgb, var(--yujie-guardian-success) 12%, white);color:var(--yujie-guardian-success)}.status-cancelled,.status-rejected,.status-expired{background:color-mix(in srgb, var(--yujie-guardian-text-muted) 12%, white);color:var(--yujie-guardian-text-muted)}.student-selector{gap:10px;display:grid}.student-selector-row{grid-template-columns:1fr;align-items:stretch;gap:6px;display:grid}.student-select-button{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 18%, transparent);border-radius:var(--yujie-radius-sm);background:var(--yujie-guardian-surface);min-height:64px;color:var(--yujie-guardian-text);text-align:left;box-shadow:none;flex-direction:column;align-items:flex-start;gap:3px;margin:0;padding:12px 14px;display:flex}.student-select-button span{color:var(--yujie-guardian-text-muted);font-size:.8rem;font-weight:500}.student-select-button.active{border-color:var(--yujie-guardian-primary);background:color-mix(in srgb, var(--yujie-guardian-primary) 7%, white);color:var(--yujie-guardian-primary)}.student-unbind-actions{flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:2px;display:flex}.student-unbind-actions .text-button{font-size:.82rem}.mobile-student-switcher{overscroll-behavior-inline:contain;scrollbar-width:none;gap:8px;margin-bottom:14px;padding-bottom:2px;display:flex;overflow-x:auto}.mobile-student-switcher::-webkit-scrollbar{display:none}.mobile-student-switcher button{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 18%, transparent);border-radius:var(--yujie-radius-sm);background:var(--yujie-guardian-surface);min-height:58px;color:var(--yujie-guardian-text);text-align:left;box-shadow:none;flex-direction:column;flex:0 0 136px;justify-content:center;align-items:flex-start;gap:3px;margin:0;padding:10px 12px;display:flex}.mobile-student-switcher button.active{border-color:var(--yujie-guardian-primary);background:color-mix(in srgb, var(--yujie-guardian-primary) 7%, white);color:var(--yujie-guardian-primary)}.mobile-student-switcher button span{color:var(--yujie-guardian-text-muted);font-size:.74rem}.mobile-student-switcher .support{margin:0}.statistics-section .section-heading{margin-bottom:10px}.statistics-section .section-heading h3{font-size:.96rem}.statistics-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.statistics-grid div{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 16%, transparent);border-radius:var(--yujie-radius-sm);background:var(--yujie-guardian-surface);gap:6px;min-height:72px;padding:12px;display:grid}.statistics-grid span{color:var(--yujie-guardian-text-muted);font-size:.72rem;line-height:1.35}.statistics-grid strong{overflow-wrap:anywhere;font-size:1.05rem;line-height:1.25}.book-view-switch{border-radius:var(--yujie-radius-sm);background:color-mix(in srgb, var(--yujie-guardian-text-muted) 10%, white);grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;margin:16px 0 0;padding:4px;display:grid}.book-view-switch button{min-height:44px;color:var(--yujie-guardian-text-muted);box-shadow:none;background:0 0;border:0;border-radius:6px;margin:0}.book-view-switch button.active{background:var(--yujie-guardian-surface);color:var(--yujie-guardian-primary);box-shadow:var(--yujie-shadow-card)}.book-statistics{margin-top:12px;display:block}:is(.book-statistics:has(.book-view-state-today) section[aria-labelledby=book-totals-heading],.book-statistics:has(.book-view-state-totals) section[aria-labelledby=today-books-heading]){display:none}.book-statistics-block{gap:10px;display:grid}.book-statistics-block h4{margin:0;font-size:.96rem}.book-stat-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:0;padding:0;list-style:none;display:grid}.book-stat-item{border:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 16%, transparent);border-radius:var(--yujie-radius-sm);background:var(--yujie-guardian-surface);flex-direction:column;justify-content:space-between;align-items:flex-start;gap:8px;min-width:0;min-height:88px;padding:12px;display:flex}.book-stat-item:first-child{border-top:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 16%, transparent)}.book-stat-copy{flex-flow:column wrap;align-items:flex-start;gap:6px;min-width:0;display:flex}.book-stat-copy strong{overflow-wrap:anywhere;min-width:0}.book-stat-duration{white-space:nowrap;flex:none;font-size:.84rem;font-weight:800}.level-pill{border-radius:var(--yujie-radius-pill);background:color-mix(in srgb, var(--yujie-guardian-primary) 9%, white);min-height:24px;color:var(--yujie-guardian-primary);white-space:normal;align-items:center;padding:3px 8px;font-size:.7rem;font-weight:800;line-height:1.25;display:inline-flex}.mobile-nav{z-index:30;width:min(100%,560px);padding:6px 8px calc(6px + env(safe-area-inset-bottom));border-top:1px solid color-mix(in srgb, var(--yujie-guardian-text-muted) 18%, transparent);background:color-mix(in srgb, var(--yujie-guardian-surface) 96%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;display:grid;position:fixed;bottom:0;left:50%;transform:translate(-50%);box-shadow:0 -8px 24px #0f172a14}.mobile-nav button{border-radius:var(--yujie-radius-sm);min-width:0;min-height:52px;color:var(--yujie-guardian-text-muted);box-shadow:none;background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:2px;margin:0;padding:4px;display:flex}.mobile-nav button.active{background:color-mix(in srgb, var(--yujie-guardian-primary) 8%, white);color:var(--yujie-guardian-primary)}.mobile-nav img{opacity:.72;width:22px;height:22px}.mobile-nav button.active img{opacity:1}.mobile-nav span{font-size:.72rem;font-weight:800}.energy-punch-section{border:0;min-width:0;margin:20px 0 0;padding:0}.statistics-section>.energy-punch-section:first-child{margin-top:0}.energy-punch-section .section-heading{flex-wrap:wrap;align-items:flex-start;gap:4px 12px}.energy-punch-section .section-heading .support{margin:0}.energy-punch-section strong{overflow-wrap:anywhere;font-variant-numeric:tabular-nums}.energy-punch-section small{font-size:.65em;font-weight:500}.energy-punch-section button{min-height:44px}.energy-punch-book-list .book-stat-copy{width:100%;min-width:0}.energy-punch-book-list strong{white-space:normal;overflow-wrap:anywhere}.energy-punch-book-counts{font-variant-numeric:tabular-nums;flex-wrap:wrap;gap:8px 24px;margin:8px 0 0;display:flex}.energy-punch-book-counts div{gap:8px;min-width:0;display:flex}.energy-punch-book-counts dt{color:var(--yujie-guardian-text-muted)}.energy-punch-book-counts dd{overflow-wrap:anywhere;margin:0}.energy-punch-attempt-controls{flex-wrap:wrap;align-items:end;gap:12px;display:flex}.energy-punch-attempt-controls .energy-punch-book-filter{flex:1;gap:8px;min-width:180px;display:grid}.energy-punch-attempt-controls select{font:inherit;border-radius:var(--yujie-radius-sm);background:var(--yujie-guardian-surface);min-width:0;max-width:100%;min-height:44px;color:var(--yujie-guardian-text);border:1px solid #cbd5e1;padding:8px}.energy-punch-attempt-controls select:focus-visible{outline:3px solid var(--yujie-guardian-primary);outline-offset:2px}.energy-punch-attempt-list{gap:16px;margin:0;padding:0;list-style:none;display:grid}.energy-punch-attempt-list>li{border-radius:var(--yujie-radius-md);background:var(--yujie-guardian-surface);overflow-wrap:anywhere;border:1px solid #dce3ee;min-width:0;padding:16px}.energy-punch-attempt-list h5{margin:0;font-size:1rem}.energy-punch-attempt-list time{color:var(--yujie-guardian-text-muted);font-size:.875rem}.energy-punch-won{color:var(--yujie-guardian-success);font-weight:600}.energy-punch-reward-list{margin-top:12px;padding-left:20px}.energy-punch-pagination{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:16px;display:flex}.energy-punch-book-list button{margin-top:12px}#energy-punch-attempts-heading{scroll-margin-top:80px}@media (max-width:360px){.access-panel{padding-left:12px;padding-right:12px}.statistics-grid{gap:6px}.statistics-grid div,.book-stat-item{padding:10px}.mobile-student-switcher button{flex-basis:124px}}