@keyframes popupFadeIn{0%{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}.login-container{display:flex;flex-direction:column;align-items:center;gap:80px;color:#e0e0e0;text-align:center;height:100vh;width:100%;background:linear-gradient(135deg,#1f2a38,#3a4a5c,#5a6b7f);font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;overflow:hidden}.login{margin-top:80px;font-size:1.3rem;font-weight:500;color:#d1d9e0}.login-form{background:#141e2dd9;padding:2.5rem 3rem;border-radius:12px;width:28rem;display:flex;flex-direction:column;gap:1rem;box-shadow:0 8px 25px #0006;animation:popupFadeIn .8s ease-out forwards;opacity:0;transform:scale(.5)}.login-form h2{text-align:center;margin-bottom:1.5rem;color:#7aa9d9;font-size:1.5rem}.login-form input{width:100%;padding:12px;margin-bottom:1rem;border:1px solid #556677;border-radius:8px;background-color:#1c2a3a;color:#d1d9e0;font-size:1rem;transition:border .3s,box-shadow .3s}.login-form input:focus{outline:none;border:1px solid #7aa9d9;box-shadow:0 0 8px #7aa9d980}.login-form button[type=submit]{width:100%;padding:12px;background:linear-gradient(90deg,#5a8bcf,#3b5f9e);color:#fff;border:none;border-radius:8px;font-weight:700;font-size:1.1rem;cursor:pointer;transition:background .3s,transform .2s}.login-form button[type=submit]:hover{background:linear-gradient(90deg,#3b5f9e,#2a3f6b);transform:translateY(-2px)}.close-button{position:absolute;top:12px;right:15px;background:transparent;border:none;font-size:22px;cursor:pointer;color:#bbb;transition:color .3s}.close-button:hover{color:#7aa9d9}.error-text{color:#ff6b6b;margin-top:10px;font-size:.9rem;text-align:center}.signup-text{margin-top:15px;font-size:.9rem;text-align:center;color:#b0c4d9}.signup-link{color:#7aa9d9;cursor:pointer;text-decoration: underline}@media (max-width: 1024px){.login-container{gap:50px;padding:20px}.login-form{width:22rem;padding:2rem}.login{font-size:1.1rem}.login-form h2{font-size:1.3rem}.login-form input{padding:10px;font-size:.95rem}.login-form button[type=submit]{padding:10px;font-size:1rem}}@media (max-width: 768px){.login-container{gap:30px;padding:15px}.login{font-size:1rem}.login-form{width:100%;max-width:90%;padding:1.8rem;margin-top:40px}.login-form h2{font-size:1.2rem}.login-form input{padding:10px;font-size:.9rem}.login-form button[type=submit]{padding:10px;font-size:1rem}.login h1{font-size:1.5rem}.login h6{font-size:.85rem}}@media (max-width: 375px){.login-container{gap:20px;padding:10px}.login{font-size:.9rem}.login h1{font-size:1.2rem}.login h6{font-size:.8rem}.login-form{width:100%;max-width:95%;padding:1.5rem;margin-top:30px;border-radius:10px}.login-form h2{font-size:1.1rem;margin-bottom:1rem}.login-form input{padding:8px;font-size:.85rem}.login-form button[type=submit]{padding:10px;font-size:.95rem}.signup-text,.error-text{font-size:.8rem}.close-button{top:8px;right:10px;font-size:20px}}.schedule-widget-card{background-color:var(--card_bg);border-radius:12px;padding:1rem;box-shadow:0 1px 3px var(--card_shadow);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;-webkit-tap-highlight-color:transparent;font-family:Inter,sans-serif;margin-top:1rem}.schedule-widget-card:hover{transform:translateY(-3px);background-color:var(--hover_bg);box-shadow:0 4px 8px var(--card_shadow)}.schedule-widget-card:active{transform:scale(.99)}.widget-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem;padding-bottom:.5rem;border-bottom:1px solid var(--border_color)}.widget-title{margin:0;font-size:1rem;font-weight:600;color:var(--accent_text)}.widget-arrow-icon{color:var(--icon_color);transition:color .2s ease}.schedule-widget-card:hover .widget-arrow-icon{color:var(--icon_hover_color)}.widget-content{min-height:80px;display:flex;flex-direction:column;justify-content:center}.widget-state-container{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;text-align:center;color:var(--secondary_text)}.widget-spinner-icon{animation:spin 1s linear infinite;font-size:1.5rem;color:var(--accent_color)}.widget-error-icon{font-size:1.5rem;color:var(--danger_color)}.widget-state-text{font-size:.875rem;font-weight:500}.widget-empty-icon{font-size:1.75rem}.widget-state-title{font-size:.9rem;font-weight:600;color:var(--primary_text);margin:0}.widget-schedule-list{display:flex;flex-direction:column;gap:.6rem}.widget-schedule-item{display:flex;align-items:center;gap:.75rem;font-size:.875rem}.period-time{background-color:var(--secondary_bg);color:var(--accent_color);padding:.2rem .5rem;border-radius:6px;font-weight:500;font-size:.75rem;flex-shrink:0}.period-details{color:var(--primary_text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.more-items-text{font-size:.8rem;color:var(--secondary_text);margin:.5rem 0 0;text-align:center}.mobile-attendance-container{min-height:100vh;background-color:var(--body_bg);padding:1rem;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;width:100%}.mobile-header{background-color:var(--card_bg);border-radius:12px;padding:1rem;margin-bottom:1rem;box-shadow:0 1px 3px var(--card_shadow)}.mobile-header-top{display:flex;align-items:center;gap:.75rem;margin-bottom:.75rem}.mobile-title{margin:0;font-size:1.5rem;font-weight:700;color:var(--primary_text);word-break:break-word}.mobile-filter-toggle{width:100%;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1rem;background-color:var(--secondary_bg);border:none;border-radius:8px;font-size:.875rem;font-weight:500;color:var(--secondary_text);cursor:pointer;transition:all .2s ease;-webkit-tap-highlight-color:transparent}.mobile-filter-toggle:active{background-color:var(--hover_bg);transform:scale(.98)}.chevron-rotated{transform:rotate(180deg);transition:transform .2s ease}.mobile-filter-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:.75rem;margin-bottom:1rem;padding:1rem;background-color:var(--card_bg);border-radius:12px;box-shadow:0 1px 3px var(--card_shadow);animation:slideDown .3s ease}.mobile-select{display:flex;justify-content:space-between;align-items:center;width:100%;padding:.625rem;border-radius:8px;border:1px solid var(--border_color);font-size:.875rem;background-color:var(--card_bg);color:var(--primary_text);cursor:pointer;transition:border-color .2s ease}.mobile-select:focus{outline:none;border-color:var(--accent_color)}.mobile-select:disabled{opacity:.6;cursor:not-allowed;background-color:var(--hover_bg)}.dropdown{position:relative;width:100%}.dropdown-menu{position:absolute;z-index:50;background-color:var(--secondary_bg);border:1px solid var(--border_color);border-radius:8px;margin-top:.25rem;width:100%;max-height:200px;overflow-y:auto;box-shadow:0 4px 6px var(--card_shadow);list-style:none;padding:.25rem}.dropdown-item{display:block;padding:.625rem;width:100%;text-align:left;border:none;background:none;cursor:pointer;font-size:.875rem;color:var(--primary_text);border-radius:6px;transition:background-color .1s ease-in-out}.dropdown-item.active{background-color:var(--hover_bg)}.dropdown-item:disabled{cursor:not-allowed;opacity:.6}.mobile-kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem;margin-bottom:1rem}.mobile-kpi-card{background-color:var(--card_bg);padding:1rem;border-radius:12px;box-shadow:0 1px 3px var(--card_shadow);display:flex;align-items:center;gap:.75rem;transition:transform .2s ease,box-shadow .2s ease;-webkit-tap-highlight-color:transparent}.mobile-kpi-card:active{transform:scale(.98)}.mobile-kpi-content{display:flex;flex-direction:column;gap:.125rem;flex:1;min-width:0}.mobile-kpi-label{font-size:.75rem;font-weight:500;color:var(--secondary_text);text-transform:uppercase;letter-spacing:.025em}.mobile-kpi-value{font-size:1.5rem;font-weight:700;color:var(--primary_text);line-height:1;word-break:break-all}.mobile-kpi-total{border-left:4px solid var(--accent_color)}.mobile-kpi-present{border-left:4px solid var(--success_color)}.mobile-kpi-absent{border-left:4px solid var(--danger_color)}.mobile-kpi-rate{border-left:4px solid var(--warning_color)}.mobile-chart-card{background-color:var(--card_bg);border-radius:12px;padding:1rem;box-shadow:0 1px 3px var(--card_shadow);animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.mobile-chart-title{margin:0 0 1rem;font-size:1rem;font-weight:600;color:var(--primary_text)}.mobile-chart-wrapper{position:relative;height:280px;width:100%}.mobile-loading-container,.mobile-no-data-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:.75rem}.mobile-spinner{border:3px solid var(--secondary_bg);border-top:3px solid var(--accent_color);border-radius:50%;width:32px;height:32px;animation:spin 1s linear infinite}.mobile-loading-text,.mobile-no-data-text{margin:0;font-size:.875rem;color:var(--secondary_text);text-align:center}.mobile-error-container{background-color:var(--card_bg);border-radius:12px;padding:2rem 1rem;text-align:center;box-shadow:0 1px 3px var(--card_shadow)}.mobile-error-title{margin:1rem 0 .5rem;font-size:1.125rem;font-weight:600;color:var(--danger_color)}.mobile-error-text{margin:0;font-size:.875rem;color:var(--secondary_text);line-height:1.5}@media (min-width: 768px){.mobile-attendance-container{padding:1.5rem;max-width:1200px;margin:0 auto}.mobile-title{font-size:1.875rem}.mobile-kpi-grid{gap:1rem}.mobile-chart-wrapper{height:340px}.mobile-chart-card{padding:1.5rem}}@media (min-width: 1024px){.mobile-attendance-container{padding:2rem}.mobile-header{padding:1.5rem}.mobile-kpi-card{padding:1.25rem}.mobile-kpi-value{font-size:1.75rem}.mobile-chart-wrapper{height:380px}}@media (max-width: 480px){.mobile-attendance-container{padding:.75rem}.mobile-title{font-size:1.25rem}.mobile-kpi-card{padding:.875rem}.mobile-kpi-value{font-size:1.25rem}.mobile-chart-wrapper{height:240px}.mobile-chart-title{font-size:.9375rem}}.CustomDropdown-wrapper{position:relative;width:100%}.CustomDropdown-button{position:relative;width:100%;cursor:pointer;background-color:var(--card_bg);padding:10px 12px;border:1px solid var(--border_color);border-radius:6px;text-align:left;color:var(--primary_text);font-size:14px;display:flex;align-items:center;justify-content:space-between;transition:border-color .3s}.CustomDropdown-button:focus{outline:none;border-color:var(--accent_color)}.CustomDropdown-button-text{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.CustomDropdown-icon-wrapper{pointer-events:none;display:flex;align-items:center;margin-left:8px}.CustomDropdown-icon{height:20px;width:20px;color:var(--secondary_text)}.CustomDropdown-transition-leave{transition:opacity .1s ease-in}.CustomDropdown-transition-opacity-100{opacity:1}.CustomDropdown-transition-opacity-0{opacity:0}.CustomDropdown-options{position:absolute;margin-top:4px;max-height:240px;width:100%;overflow:auto;border-radius:6px;background-color:var(--card_bg);padding:4px 0;font-size:14px;box-shadow:0 4px 12px var(--card_shadow);border:1px solid var(--border_color);z-index:20}.CustomDropdown-options:focus{outline:none}.CustomDropdown-option{position:relative;cursor:pointer;-webkit-user-select:none;user-select:none;padding:8px 12px;display:flex;align-items:center;justify-content:space-between;color:var(--primary_text)}.CustomDropdown-option[data-active]{background-color:var(--accent_color);color:var(--accent_text)}.CustomDropdown-option-text{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.CustomDropdown-option-text-selected{font-weight:600}.CustomDropdown-check-icon-wrapper{display:flex;align-items:center;color:var(--accent_color)}.CustomDropdown-option[data-active] 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#333)}.Sidebar-container{width:250px;background-color:var(--sidebar_bg);color:var(--sidebar_text);font-family:Inter,sans-serif;display:flex;flex-direction:column;height:100vh;position:fixed;left:0;top:0;overflow-y:auto;box-shadow:2px 0 8px var(--card_shadow);transition:width .3s ease}.Sidebar-header{font-size:1.25rem;font-weight:600;padding:1.5rem 1rem;text-align:center;border-bottom:1px solid var(--border_color);background:var(--secondary_bg)}.Sidebar-logo{width:90px;height:90px;background-color:var(--hover_bg);border-radius:8px;margin:0 auto;display:flex;align-items:center;justify-content:center;overflow:hidden}.Sidebar-logo-img{width:100%;height:100%;object-fit:contain}.Sidebar-institute-name{text-align:center;margin-top:8px;font-weight:700;font-size:14px;color:var(--sidebar_text)}.Sidebar-menu{flex:1;padding:.5rem 0}.Sidebar-menu-item{display:flex;align-items:center;padding:.75rem 1rem;cursor:pointer;transition:background .2s 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th,.AllStudentsPage-students-table td{border:1px solid var(--border_color);padding:12px 16px;text-align:left;white-space:nowrap;font-size:14px}.AllStudentsPage-students-table th{background-color:var(--table_header_bg);color:var(--table_header_text);font-weight:600;position:sticky;top:0;z-index:10}.AllStudentsPage-students-table tbody tr:hover{background-color:var(--hover_bg);transition:background-color .2s}.AllStudentsPage-actions-cell{display:flex!important;gap:8px;align-items:center;justify-content:center}.AllStudentsPage-view-btn{background:transparent;border:none;color:var(--icon_color);font-size:18px;cursor:pointer;padding:6px;display:flex;align-items:center;justify-content:center;transition:color .3s,transform .2s}.AllStudentsPage-view-btn:hover{color:var(--accent_color);transform:scale(1.1)}.AllStudentsPage-delete-btn{background-color:var(--danger_color);color:var(--button_primary_text);border:none;padding:6px 12px;border-radius:5px;cursor:pointer;font-size:13px;font-weight:500;transition:background-color .25s ease,transform .2s}.AllStudentsPage-delete-btn:hover:not(:disabled){background-color:#9e202f;transform:translateY(-1px)}.AllStudentsPage-delete-btn:disabled{background-color:#e399a3;cursor:not-allowed;opacity:.6}.AllStudentsPage-present-green{background-color:var(--success_color);color:var(--accent_text);font-weight:700;text-align:center;padding:4px 8px;border-radius:4px}.AllStudentsPage-present-red{background-color:var(--danger_color);color:var(--accent_text);font-weight:700;text-align:center;padding:4px 8px;border-radius:4px}.AllStudentsPage-mobile-cards{display:none}.AllStudentsPage-student-card{background:var(--card_bg);border-radius:8px;padding:16px;margin-bottom:16px;box-shadow:0 2px 8px var(--card_shadow);border:1px solid var(--border_color)}.AllStudentsPage-card-header{display:flex;justify-content:space-between;align-items:start;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid var(--border_color)}.AllStudentsPage-card-name{font-size:16px;font-weight:700;color:var(--primary_text);margin-bottom:4px}.AllStudentsPage-card-reg{font-size:12px;color:var(--secondary_text)}.AllStudentsPage-card-actions{display:flex;gap:8px;align-items:center}.AllStudentsPage-card-body{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.AllStudentsPage-card-field{display:flex;flex-direction:column}.AllStudentsPage-card-label{font-size:11px;font-weight:600;color:var(--secondary_text);text-transform:uppercase;margin-bottom:4px}.AllStudentsPage-card-value{font-size:14px;color:var(--primary_text)}.AllStudentsPage-pagination{display:flex;justify-content:center;align-items:center;gap:15px;margin-top:20px;padding:15px;background:var(--card_bg);border-radius:8px;box-shadow:0 2px 8px var(--card_shadow)}.AllStudentsPage-pagination span{font-size:14px;font-weight:600;color:var(--primary_text)}.AllStudentsPage-pagination-btn{padding:8px 16px;background-color:var(--accent_color);color:var(--accent_text);border:none;border-radius:5px;cursor:pointer;font-size:14px;font-weight:500;transition:background-color .3s,transform .2s}.AllStudentsPage-pagination-btn:hover:not(:disabled){background-color:var(--primary_text);transform:translateY(-1px)}.AllStudentsPage-pagination-btn:disabled{background-color:var(--border_color);cursor:not-allowed;opacity:.5}.AllStudentsPage-loading,.AllStudentsPage-no-students{text-align:center;padding:40px 20px;font-size:16px;color:var(--secondary_text)}.AllStudentsPage-error-message{color:var(--danger_color);text-align:center;font-weight:600;padding:20px;background:#ff00001a;border-radius:8px;margin:20px 0}@media (min-width: 1440px){.AllStudentsPage-all-students-page{max-width:1600px}.AllStudentsPage-title{font-size:2.5rem}}@media (max-width: 1300px){.AllStudentsPage-all-students-page{margin:20px;padding:16px}.AllStudentsPage-title{font-size:1.75rem;margin-bottom:20px}.AllStudentsPage-filters-container{gap:10px;padding:12px}.AllStudentsPage-search-input{flex:1 1 100%}.AllStudentsPage-filters-container .CustomDropdown-wrapper{flex:1 1 calc(50% - 5px)}.AllStudentsPage-students-table{min-width:900px;font-size:13px}.AllStudentsPage-students-table th,.AllStudentsPage-students-table td{padding:10px 12px;font-size:13px}}@media (max-width: 1200px){.AllStudentsPage-all-students-page{margin:15px;padding:12px}.AllStudentsPage-title{font-size:1.5rem;margin-bottom:18px}.AllStudentsPage-filters-container{flex-direction:column;gap:10px;padding:12px}.AllStudentsPage-search-input,.AllStudentsPage-filters-container .CustomDropdown-wrapper{flex:1 1 100%;width:100%}.AllStudentsPage-students-table-wrapper{display:none}.AllStudentsPage-mobile-cards{display:block}.AllStudentsPage-pagination{flex-wrap:wrap;gap:10px;padding:12px}.AllStudentsPage-pagination span{font-size:13px;width:100%;text-align:center}.AllStudentsPage-pagination-btn{padding:8px 20px;font-size:13px;flex:1}}@media (max-width: 599px){.AllStudentsPage-all-students-page{margin:10px;padding:10px}.AllStudentsPage-title{font-size:1.3rem;margin-bottom:15px}.AllStudentsPage-filters-container{padding:10px;gap:8px}.AllStudentsPage-search-input{padding:9px 10px;font-size:13px}.AllStudentsPage-student-card{padding:14px;margin-bottom:14px}.AllStudentsPage-card-name{font-size:15px}.AllStudentsPage-card-body{gap:10px}.AllStudentsPage-card-value{font-size:13px}.AllStudentsPage-view-btn{font-size:16px;padding:5px}.AllStudentsPage-delete-btn{padding:5px 10px;font-size:12px}}@media (max-width: 479px){.AllStudentsPage-all-students-page{margin:8px;padding:8px}.AllStudentsPage-title{font-size:1.2rem;margin-bottom:12px}.AllStudentsPage-filters-container{padding:8px;gap:8px}.AllStudentsPage-search-input{padding:8px;font-size:12px}.AllStudentsPage-student-card{padding:12px;margin-bottom:12px}.AllStudentsPage-card-name{font-size:14px}.AllStudentsPage-card-reg{font-size:11px}.AllStudentsPage-card-body{grid-template-columns:1fr;gap:8px}.AllStudentsPage-card-label{font-size:10px}.AllStudentsPage-card-value{font-size:12px}.AllStudentsPage-view-btn{font-size:14px;padding:4px}.AllStudentsPage-delete-btn{padding:4px 8px;font-size:11px}.AllStudentsPage-pagination{padding:10px;gap:8px}.AllStudentsPage-pagination span{font-size:12px}.AllStudentsPage-pagination-btn{padding:7px 16px;font-size:12px}}@media (max-width: 319px){.AllStudentsPage-all-students-page{margin:5px;padding:6px}.AllStudentsPage-title{font-size:1.1rem;margin-bottom:10px}.AllStudentsPage-student-card{padding:10px}.AllStudentsPage-card-name{font-size:13px}.AllStudentsPage-pagination-btn{padding:6px 12px;font-size:11px}}.student-details-page{background:var(--body_bg_alt);min-height:100vh;padding:40px 20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:var(--primary_text)}.profile-card{max-width:1100px;margin:0 auto;display:flex;gap:28px;background:var(--card_bg);border-radius:16px;box-shadow:var(--shadow_md);padding:24px}.photo-section{flex-shrink:0;width:240px;min-height:300px;border-radius:12px;box-shadow:var(--shadow_sm);padding:12px;display:flex;flex-direction:column;gap:12px}.photo-container{display:flex;flex-direction:column;gap:12px;align-items:center;width:100%}.profile-photo{width:100%;height:300px;object-fit:cover;display:block;border-radius:8px;box-shadow:0 4px 8px #0000001a;transition:transform .2s}.profile-photo:hover{transform:scale(1.02)}.info-section{flex-grow:1;display:flex;flex-direction:column;gap:22px}.student-name{font-size:2.3rem;font-weight:700;color:var(--accent_color);margin-bottom:8px;border-bottom:3px solid var(--accent_color);padding-bottom:6px}.info-group{background:var(--hover_bg);border-radius:10px;padding:16px 22px;box-shadow:var(--shadow_sm)}.group-title{font-size:1.2rem;font-weight:600;margin-bottom:14px;color:var(--primary_text);border-left:4px solid var(--accent_color);padding-left:10px}dl{display:grid;grid-template-columns:150px 1fr;row-gap:10px;column-gap:20px;margin:0}dt{font-weight:600;color:var(--secondary_text);align-self:center;font-size:.95rem}dd{margin:0;color:var(--primary_text);font-size:.95rem;line-height:1.4}.toolbar{display:flex;justify-content:flex-end;gap:12px;margin-bottom:12px}.toolbar button{background:var(--accent_color);color:var(--accent_text);border:none;border-radius:5px;padding:6px 10px;font-size:1rem;cursor:pointer;transition:background .3s;min-width:44px}.toolbar button:hover{background:var(--primary_text);color:var(--body_bg)}.profile-photo[src*=placehold]{background:#f8f9fa;border:2px dashed #dee2e6;display:flex;align-items:center;justify-content:center;color:#6c757d;font-size:14px}.loading,.error,.empty{text-align:center;padding:40px 20px;font-size:1.2rem;color:var(--primary_text)}.error{color:#dc3545}@media (min-width: 1200px){.profile-card{max-width:1200px}.photo-section{width:260px}.profile-photo{height:320px}}@media (max-width: 1199px){.profile-card{max-width:1000px}.student-name{font-size:2rem}}@media (max-width: 1023px){.student-details-page{padding:30px 16px}.profile-card{gap:20px;padding:20px}.photo-section{width:200px;min-height:250px}.profile-photo{height:250px}.student-name{font-size:1.8rem}.info-group{padding:14px 18px}.group-title{font-size:1.1rem}dl{grid-template-columns:130px 1fr;column-gap:16px;row-gap:8px}dt,dd{font-size:.9rem}}@media (max-width: 899px){.profile-card{flex-direction:column;align-items:center;gap:24px;padding:24px 20px}.photo-section{width:100%;max-width:280px;min-height:auto;padding:16px}.profile-photo{height:320px;max-width:260px;margin:0 auto}.info-section{width:100%;gap:20px}.student-name{text-align:center;font-size:1.9rem}.toolbar{justify-content:center}dl{grid-template-columns:140px 1fr}}@media (max-width: 767px){.student-details-page{padding:20px 12px}.profile-card{padding:20px 16px;border-radius:12px}.photo-section{max-width:240px;padding:12px}.profile-photo{height:280px;max-width:220px}.student-name{font-size:1.6rem;border-bottom-width:2px}.info-group{padding:12px 16px;border-radius:8px}.group-title{font-size:1rem;margin-bottom:12px}dl{grid-template-columns:120px 1fr;column-gap:12px;row-gap:8px}dt,dd{font-size:.85rem}.toolbar button{padding:8px 12px;font-size:.95rem}}@media (max-width: 599px){.student-details-page{padding:16px 10px}.profile-card{padding:16px 12px;gap:20px}.photo-section{max-width:200px;padding:10px}.profile-photo{height:240px;max-width:180px}.student-name{font-size:1.4rem;padding-bottom:4px}.info-section{gap:16px}.info-group{padding:10px 14px}.group-title{font-size:.95rem;margin-bottom:10px;border-left-width:3px;padding-left:8px}dl{grid-template-columns:1fr;row-gap:4px}dt{font-size:.8rem;margin-bottom:2px;color:var(--secondary_text)}dd{font-size:.85rem;padding-bottom:8px;border-bottom:1px solid var(--border_color)}dd:last-child{border-bottom:none;padding-bottom:0}.toolbar{margin-bottom:8px}.toolbar button{padding:7px 12px;font-size:.9rem;min-width:40px}}@media (max-width: 479px){.student-details-page{padding:12px 8px}.profile-card{padding:14px 10px;gap:16px;border-radius:10px}.photo-section{max-width:180px;padding:8px}.profile-photo{height:220px;max-width:160px;border-radius:6px}.student-name{font-size:1.25rem;margin-bottom:6px}.info-section{gap:14px}.info-group{padding:10px 12px}.group-title{font-size:.9rem;margin-bottom:8px}dt{font-size:.75rem}dd{font-size:.8rem;padding-bottom:6px}.toolbar button{padding:6px 10px;font-size:.85rem;min-width:38px}.loading,.error,.empty{padding:30px 15px;font-size:1rem}}@media (max-width: 359px){.student-details-page{padding:10px 6px}.profile-card{padding:12px 8px;gap:14px}.photo-section{max-width:160px;padding:6px}.profile-photo{height:200px;max-width:140px}.student-name{font-size:1.15rem;padding-bottom:3px;border-bottom-width:2px}.info-group{padding:8px 10px}.group-title{font-size:.85rem;margin-bottom:6px;padding-left:6px}dt{font-size:.7rem}dd{font-size:.75rem;padding-bottom:5px}.toolbar button{padding:5px 8px;font-size:.8rem;min-width:36px}}@media (max-width: 319px){.student-details-page{padding:8px 4px}.profile-card{padding:10px 6px;gap:12px}.photo-section{max-width:140px;padding:5px}.profile-photo{height:180px;max-width:130px}.student-name{font-size:1.05rem}.info-group{padding:6px 8px}.group-title{font-size:.8rem}dt{font-size:.68rem}dd{font-size:.72rem}}@media print{.student-details-page{background:#fff;padding:0}.profile-card{box-shadow:none;page-break-inside:avoid}.toolbar{display:none!important}.profile-photo{box-shadow:none}.info-group{page-break-inside:avoid}}.mobile-attendance-page{max-width:1200px;margin:0 auto;padding:1rem;background:var(--body_bg_);min-height:100vh}.mobile-attendance-header{background:var(--card_bg);padding:1.5rem;border-radius:16px;margin-bottom:1.5rem;box-shadow:0 2px 12px var(--card_shadow);border:1px solid var(--border_color)}.mobile-attendance-header h2{margin:0 0 .5rem;color:var(--primary_text);font-size:1.75rem;font-weight:700}.mobile-attendance-header .subtitle{margin:0;color:var(--secondary_text);font-size:.95rem}.mobile-filters-card{background:var(--card_bg);padding:1.25rem;border-radius:16px;margin-bottom:1.5rem;box-shadow:0 2px 12px var(--card_shadow);border:1px solid var(--border_color)}.filter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.filter-item{display:flex;flex-direction:column;gap:.5rem}.filter-item label{display:flex;align-items:center;gap:.5rem;font-weight:600;font-size:.9rem;color:var(--primary_text)}.filter-icon{color:var(--icon_color);font-size:.9rem}.filter-item select{padding:.75rem;border-radius:10px;border:1px solid var(--border_color);background:var(--primary_bg);color:var(--primary_text);font-size:.95rem;transition:all .3s ease;cursor:pointer}.filter-item select:focus{outline:none;border-color:var(--accent_color);box-shadow:0 0 0 3px #ff6b811a}.filter-item select:disabled{opacity:.5;cursor:not-allowed;background:var(--secondary_bg)}.section-stats-card{background:var(--card_bg);border-radius:16px;margin-bottom:1.5rem;box-shadow:0 2px 12px var(--card_shadow);border:1px solid var(--border_color);overflow:hidden}.stats-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem;cursor:pointer;transition:background .2s ease;background:var(--primary_bg)}.stats-header:hover{background:var(--hover_bg)}.stats-title{display:flex;align-items:center;gap:.75rem;font-weight:600;font-size:1.1rem;color:var(--primary_text)}.stats-icon{color:var(--accent_color);font-size:1.2rem}.stats-header svg:last-child{color:var(--icon_color);font-size:1rem}.stats-content{padding:1.25rem;background:var(--secondary_bg);border-top:1px solid var(--border_color)}.stats-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem;margin-bottom:1.5rem}.stat-item{background:var(--card_bg);padding:1rem;border-radius:12px;display:flex;flex-direction:column;align-items:center;gap:.5rem;border:1px solid var(--border_color);transition:transform .2s ease}.stat-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px var(--card_shadow)}.stat-label{font-size:.85rem;color:var(--secondary_text);font-weight:500}.stat-value{font-size:1.75rem;font-weight:700;color:var(--primary_text)}.present-stat .stat-value{color:green}.absent-stat .stat-value{color:#790606}.chart-container{max-width:300px;margin:0 auto;padding:1rem;background:var(--card_bg);border-radius:12px;border:1px solid var(--border_color)}.students-list{display:flex;flex-direction:column;gap:1rem}.student-card{background:var(--card_bg);border-radius:16px;overflow:hidden;box-shadow:0 2px 8px var(--card_shadow);border:1px solid var(--border_color);transition:all .3s ease}.student-card.expanded{box-shadow:0 4px 20px var(--card_shadow);border-color:var(--accent_color)}.student-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem;cursor:pointer;transition:background .2s ease;background:var(--primary_bg)}.student-header:hover{background:var(--hover_bg)}.student-info{flex:1}.student-info h4{margin:0 0 .75rem;color:var(--primary_text);font-size:1.15rem;font-weight:600}.student-quick-stats{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.quick-stat{display:inline-flex;align-items:center;padding:.35rem .75rem;border-radius:20px;font-size:.85rem;font-weight:600}.present-badge{background:var(--success_color);color:var(--accent_text)}.absent-badge{background:var(--danger_color);color:var(--accent_text)}.attendance-percentage{padding:.35rem .75rem;border-radius:20px;background:var(--info_color);color:var(--accent_text);font-size:.85rem;font-weight:600}.expand-icon{color:var(--icon_color);font-size:1.1rem;margin-left:1rem;transition:transform .3s ease}.student-card.expanded .expand-icon{transform:rotate(180deg)}.student-details{padding:1.25rem;background:var(--secondary_bg);border-top:1px solid var(--border_color);animation:slideDown .3s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.attendance-calendar{margin-bottom:1.5rem}.attendance-calendar h5{margin:0 0 1rem;color:var(--primary_text);font-size:1rem;font-weight:600}.calendar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(50px,1fr));gap:.5rem}.calendar-day{aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:10px;border:2px solid var(--border_color);background:var(--card_bg);transition:all .2s ease;cursor:default}.calendar-day:hover{transform:scale(1.05)}.day-number{font-size:.75rem;color:var(--secondary_text);font-weight:500}.day-mark{font-size:1rem;font-weight:700;margin-top:.15rem}.day-present{background:var(--success_color);border-color:var(--success_color)}.day-present .day-number,.day-present .day-mark{color:var(--accent_text)}.day-absent{background:var(--danger_color);border-color:var(--danger_color)}.day-absent .day-number,.day-absent .day-mark{color:var(--accent_text)}.day-na{background:var(--secondary_bg);border-color:var(--border_color);opacity:.6}.student-chart{max-width:280px;margin:0 auto;padding:1rem;background:var(--card_bg);border-radius:12px;border:1px solid var(--border_color)}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 1.5rem;background:var(--card_bg);border-radius:16px;border:1px solid var(--border_color)}.spinner{width:48px;height:48px;border:4px solid var(--border_color);border-top-color:var(--accent_color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}.loading-state p{color:var(--secondary_text);font-size:.95rem;margin:0}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 1.5rem;background:var(--card_bg);border-radius:16px;border:1px solid var(--border_color);text-align:center}.empty-icon{font-size:4rem;color:var(--icon_color);opacity:.4;margin-bottom:1rem}.empty-state h3{margin:0 0 .5rem;color:var(--primary_text);font-size:1.25rem;font-weight:600}.empty-state p{margin:0;color:var(--secondary_text);font-size:.95rem}@media (max-width: 768px){.mobile-attendance-page{padding:.75rem}.mobile-attendance-header{padding:1.25rem}.mobile-attendance-header h2{font-size:1.5rem}.filter-grid{grid-template-columns:1fr}.stats-summary{grid-template-columns:repeat(2,1fr)}.calendar-grid{grid-template-columns:repeat(auto-fill,minmax(45px,1fr));gap:.4rem}.student-header{padding:1rem}.student-info h4{font-size:1.05rem}.quick-stat,.attendance-percentage{font-size:.8rem;padding:.3rem .6rem}.student-details,.attendance-calendar,.chart-container,.student-chart{box-sizing:border-box}.student-details{display:flex;flex-direction:column;align-items:center;gap:1.5rem;padding:1rem}.attendance-calendar,.chart-container,.student-chart{width:100%;max-width:100%;margin:0}.chart-container,.student-chart{padding:.5rem}}@media (max-width: 480px){.mobile-attendance-header h2{font-size:1.35rem}.stats-summary{grid-template-columns:1fr}.stat-value{font-size:1.5rem}.calendar-grid{grid-template-columns:repeat(auto-fill,minmax(40px,1fr));gap:.3rem}.student-quick-stats{gap:.5rem}}@media (min-width: 768px) and (max-width: 1200px){.mobile-attendance-page{padding:1.5rem}.filter-grid{grid-template-columns:repeat(2,1fr)}.stats-summary{grid-template-columns:repeat(4,1fr)}.calendar-grid{grid-template-columns:repeat(auto-fill,minmax(55px,1fr))}}@media print{.mobile-attendance-page{background:#fff}.filter-grid,.expand-icon,.stats-header svg{display:none}.student-card{page-break-inside:avoid;box-shadow:none;border:1px solid #ddd}.student-details{display:block!important}}.chart-container,.student-chart{position:relative;box-sizing:border-box;width:100%;min-width:0}.EventDetails-page{padding:40px 20px;min-height:100vh;font-family:Poppins,sans-serif;color:var(--primary_text);display:flex;justify-content:center}.EventDetails-card{max-width:900px;width:100%;background-color:var(--card_bg, #fff);padding:30px 25px;border-radius:15px;box-shadow:0 8px 20px #0000001a}.EventDetails-title{font-size:2.5rem;color:var(--accent_color);margin-bottom:15px;text-align:center;font-weight:700}.EventDetails-date{color:var(--secondary_text);font-weight:500;margin-bottom:15px;text-align:center}.EventDetails-staff{color:var(--table_text);margin-bottom:20px;text-align:center}.EventDetails-description-box{background-color:var(--card_bg_light, #f9f9f9);padding:15px 20px;border-radius:10px;margin-bottom:30px;overflow-wrap:break-word;word-wrap:break-word;-webkit-hyphens:auto;hyphens:auto}.EventDetails-description{color:var(--table_text);line-height:1.6;margin:0}.EventDetails-images{display:flex;flex-wrap:wrap;gap:15px;justify-content:center}.EventDetails-image-box{display:flex;flex-direction:column;align-items:center;max-width:250px;word-wrap:break-word}.EventDetails-image{width:100%;border-radius:12px;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease}.EventDetails-image:hover{transform:scale(1.05);box-shadow:0 4px 12px var(--accent_color)}.EventDetails-image-caption{font-size:.9rem;color:var(--secondary_text);text-align:center;margin-top:5px;word-wrap:break-word}.EventDetails-loading,.EventDetails-error,.EventDetails-noEvent{text-align:center;font-size:1.2rem;margin-top:50px;color:var(--secondary_text)}.schedule-page{background-color:#f3f4f6;min-height:100vh;padding:1rem}.schedule-container{max-width:896px;margin:0 auto}.page-header{margin-bottom:1.5rem}.page-title{font-size:1.875rem;font-weight:700;color:#1f2937}.page-subtitle{font-size:1rem;color:#6b7280}.content-wrapper{background-color:#fff;padding:1rem;border-radius:.75rem;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.schedule-list{display:flex;flex-direction:column;gap:1rem}.schedule-card{background-color:#fff;border-left:4px solid #3b82f6;border-radius:0 .5rem .5rem 0;box-shadow:0 1px 2px #0000000d;overflow:hidden;transition:transform .3s ease,box-shadow .3s ease}.schedule-card:hover{transform:scale(1.02);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}.card-content{padding:1.25rem;display:flex;flex-direction:column}.card-left{flex-shrink:0;margin-bottom:1rem}.period-icon-wrapper{display:flex;align-items:center}.period-number{font-size:1.5rem;font-weight:700;color:#2563eb;background-color:#dbeafe;border-radius:9999px;width:3rem;height:3rem;display:flex;align-items:center;justify-content:center}.period-details{margin-left:1rem}.period-title{font-size:1.125rem;font-weight:600;color:#1f2937}.time-info{display:flex;align-items:center;font-size:.875rem;color:#6b7280;margin-top:.25rem}.card-right{display:flex;flex-direction:column;gap:.75rem}.info-row{display:flex;align-items:center;color:#4b5563}.info-title{font-weight:600;margin-right:.5rem}.icon{margin-right:.75rem;color:#9ca3af}.loading-state,.error-state,.empty-state{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:16rem;text-align:center}.spinner-icon{font-size:2.25rem;color:#3b82f6;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-text{margin-left:1rem;font-size:1.125rem;color:#4b5563}.error-icon{font-size:3rem;color:#ef4444}.error-title{margin-top:1rem;font-size:1.125rem;font-weight:600;color:#b91c1c}.error-message{margin-top:.25rem;font-size:.875rem;color:#dc2626}.empty-icon{font-size:3rem;margin-bottom:1rem}.empty-title{font-size:1.25rem;font-weight:600;color:#374151}.empty-message{color:#6b7280}@media (min-width: 640px){.schedule-page,.content-wrapper{padding:1.5rem}}@media (min-width: 768px){.schedule-list{gap:1.5rem}.card-content{flex-direction:row;align-items:center;justify-content:space-between}.card-left{margin-bottom:0;border-right:1px solid #e5e7eb;padding-right:1.5rem}.card-right{flex-grow:1;padding-left:1.5rem}}@media (min-width: 1024px){.schedule-page{padding:2rem}}.manage-schedule-page{padding:1rem;background-color:var(--body_bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--primary_text)}.manage-schedule-header{display:flex;flex-direction:column;align-items:flex-start;gap:1rem;margin-bottom:1.5rem}.manage-schedule-header h1{font-size:1.75rem;font-weight:700;color:var(--primary_text)}.manage-schedule-save-button{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:.5rem;font-weight:600;cursor:pointer;transition:all .2s ease-in-out;background-color:var(--success_color);color:var(--button_primary_text)}.manage-schedule-save-button:hover{background-color:var(--sidebar_text_hover);transform:translateY(-2px)}.manage-schedule-save-button:disabled{background-color:var(--button_secondary_bg);cursor:not-allowed;transform:none;opacity:.7}.manage-schedule-spinner-icon{animation:manage-schedule-spin 1s linear infinite}@keyframes manage-schedule-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.manage-schedule-grid-view{display:none}.manage-schedule-card-view{display:flex;flex-direction:column;gap:1.5rem}.manage-schedule-day-card{background-color:var(--card_bg);border-radius:.75rem;box-shadow:var(--card_shadow);overflow:hidden}.manage-schedule-day-card-header{padding:.75rem 1rem;background-color:var(--primary_bg);color:var(--primary_text);font-size:1.1rem;font-weight:600;border-bottom:1px solid var(--border_color)}.manage-schedule-period-row{display:flex;align-items:center;padding:.75rem 1rem;border-bottom:1px solid var(--border_color);cursor:pointer;transition:background-color .2s}.manage-schedule-period-row:last-child{border-bottom:none}.manage-schedule-period-row:hover{background-color:var(--hover_bg)}.manage-schedule-period-label-mobile{flex-shrink:0;font-weight:600;color:var(--accent_color);background-color:var(--secondary_bg);border-radius:.375rem;padding:.25rem .5rem;margin-right:1rem;min-width:40px;text-align:center}.manage-schedule-period-content{flex-grow:1;display:flex;flex-direction:column;gap:.25rem}.manage-schedule-class-name{font-weight:600;color:var(--primary_text)}.manage-schedule-subject-name,.manage-schedule-empty-slot-text{font-size:.9rem;color:var(--secondary_text)}.manage-schedule-period-action-icon{margin-left:1rem;color:var(--icon_color)}.manage-schedule-time-slot{font-size:.8rem;color:var(--secondary_text);background-color:var(--hover_bg);padding:2px 6px;border-radius:4px;align-self:flex-start}@media (min-width: 992px){.manage-schedule-card-view{display:none}.manage-schedule-grid-view{display:grid;grid-template-columns:8rem repeat(6,1fr);gap:2px;background-color:var(--body_bg);border:1px solid var(--border_color);border-radius:.5rem;overflow:hidden}.manage-schedule-header{flex-direction:row;justify-content:space-between;align-items:center}.manage-schedule-grid-header,.manage-schedule-period-label{background-color:var(--table_header_bg);color:var(--table_header_text)}.manage-schedule-grid-header,.manage-schedule-period-label,.manage-schedule-grid-cell{padding:.75rem;min-height:6rem;display:flex;align-items:center;justify-content:center;font-weight:600;text-align:center}.manage-schedule-grid-cell{background-color:var(--card_bg);cursor:pointer;transition:background-color .2s}.manage-schedule-grid-cell:hover{background-color:var(--hover_bg)}.manage-schedule-empty-cell{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--secondary_text)}.manage-schedule-filled-cell{position:relative;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:.2rem;width:100%;height:100%;padding:.5rem;background-color:var(--accent_color);border-radius:.375rem;font-weight:500;font-size:.8rem;color:var(--accent_text)}.manage-schedule-filled-cell .manage-schedule-class-name{font-weight:700}.manage-schedule-filled-cell .manage-schedule-subject-name{opacity:.9}.manage-schedule-filled-cell .manage-schedule-section-name{font-size:.7rem;opacity:.8}.manage-schedule-edit-icon{display:none;position:absolute;top:5px;right:5px}.manage-schedule-filled-cell:hover .manage-schedule-edit-icon{display:block}}.manage-schedule-modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:100}.manage-schedule-modal-content{background-color:var(--card_bg);padding:0;border-radius:.75rem;width:90%;max-width:450px;border:1px solid var(--border_color);overflow:hidden}.manage-schedule-modal-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;border-bottom:1px solid var(--border_color);background-color:var(--primary_bg)}.manage-schedule-modal-header h2{font-size:1.25rem;font-weight:600;color:var(--primary_text)}.manage-schedule-modal-body{padding:1.5rem}.manage-schedule-close-button{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--icon_color)}.manage-schedule-close-button:hover{color:var(--icon_hover_color)}.manage-schedule-slot-info{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;color:var(--accent_text);background-color:var(--info_color);padding:.5rem 1rem;border-radius:99px;margin-bottom:1.5rem}.manage-schedule-modal-form .manage-schedule-form-group{margin-bottom:1rem}.manage-schedule-modal-form label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--primary_text)}.manage-schedule-modal-form select,.manage-schedule-modal-form input[type=time]{width:100%;padding:.75rem;border:1px solid var(--border_color);border-radius:.5rem;font-size:1rem;background-color:var(--primary_bg);color:var(--primary_text);box-sizing:border-box}.manage-schedule-form-row{display:flex;gap:1rem;width:100%}.manage-schedule-form-row .manage-schedule-form-group{flex:1}.manage-schedule-modal-footer{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;border-top:1px solid var(--border_color)}.manage-schedule-footer-actions{display:flex;gap:.75rem}.manage-schedule-cancel-button,.manage-schedule-delete-button,.manage-schedule-save-slot-button{padding:.6rem 1.2rem;font-weight:600;border-radius:.5rem;border:none;cursor:pointer;transition:opacity .2s}.manage-schedule-cancel-button{background-color:transparent;border:1px solid var(--button_secondary_bg);color:var(--primary_text)}.manage-schedule-cancel-button:hover{background-color:var(--hover_bg)}.manage-schedule-delete-button{background-color:var(--danger_color);color:var(--accent_text)}.manage-schedule-delete-button:hover{opacity:.8}.manage-schedule-save-slot-button{background-color:var(--button_primary_bg);color:var(--button_primary_text)}.manage-schedule-save-slot-button:hover{background-color:var(--sidebar_text_hover)}.manage-schedule-message{padding:.75rem;border-radius:.5rem;margin-bottom:1rem;font-weight:500;color:var(--accent_text)}.manage-schedule-message.success{background-color:var(--success_color)}.manage-schedule-message.error{background-color:var(--danger_color)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:sans-serif;background:var(--body_bg);color:var(--primary_text);min-height:100vh;font-size:var(--base-font-size)}@media (max-width: 768px){body{font-size:15px}}@media (max-width: 480px){body{font-size:14px}}