@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Roboto+Mono:wght@400;500&display=swap";:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.sidebar-mobile-toggle{display:none;position:fixed;top:1rem;left:1rem;z-index:1001;background:var(--color-primary);color:#fff;border:none;padding:.5rem;border-radius:.5rem;cursor:pointer;font-size:1.5rem}@media(max-width:768px){.sidebar-mobile-toggle{display:block}}.sidebar{position:fixed;left:0;top:0;height:100vh;width:280px;background:var(--color-surface);border-right:1px solid var(--color-border);display:flex;flex-direction:column;box-shadow:2px 0 8px #0000000d;z-index:1000;overflow-y:auto;transition:transform .3s ease}@media(max-width:768px){.sidebar{transform:translate(-100%);width:260px;height:100vh}.sidebar.mobile-open{transform:translate(0);box-shadow:2px 0 16px #00000026}}@media(max-width:400px){.sidebar{width:100vw}}.sidebar-header{padding:1.5rem 1.25rem;border-bottom:1px solid var(--color-border);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light) 100%)}.sidebar-header h2{margin:0;font-size:1.25rem;font-weight:700;color:#fff;letter-spacing:-.5px}.sidebar-nav{flex:1;padding:1rem 0;overflow-y:auto}.sidebar-menu-item{display:flex;flex-direction:column;margin:0}.sidebar-menu-button{display:flex;align-items:center;gap:.75rem;width:100%;padding:.875rem 1.25rem;background:transparent;border:none;text-align:left;cursor:pointer;font-size:.95rem;font-weight:500;color:var(--color-text-primary);transition:all .2s ease;position:relative}.sidebar-menu-button:hover{background:var(--color-background);color:var(--color-primary)}.sidebar-menu-button:active{background:#e8f0fe}.menu-icon{display:flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;font-size:1.25rem;flex-shrink:0}.menu-label{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chevron{width:1.25rem;height:1.25rem;color:var(--color-text-secondary);transition:transform .3s ease;flex-shrink:0}.chevron.expanded{transform:rotate(180deg);color:var(--color-primary)}.submenu{display:flex;flex-direction:column;background:var(--color-background);border-left:3px solid var(--color-primary);animation:slideDown .2s ease}@keyframes slideDown{0%{opacity:0;max-height:0}to{opacity:1;max-height:500px}}.submenu-item{padding:.75rem 1.25rem .75rem 3rem;background:transparent;border:none;text-align:left;cursor:pointer;font-size:.9rem;font-weight:400;color:var(--color-text-secondary);transition:all .2s ease;width:100%}.submenu-item:hover{color:var(--color-primary);background:#0c71e30d;padding-left:3.25rem}.submenu-item:active{background:#0c71e31a}.app-with-sidebar{margin-left:280px;transition:margin-left .3s ease}@media(max-width:768px){.app-with-sidebar,.app-with-sidebar.sidebar-open{margin-left:0}}.sidebar-footer{border-top:1px solid var(--color-border);padding:.75rem 0;flex-shrink:0}.sidebar-logout-button{display:flex;align-items:center;gap:.75rem;width:100%;padding:.875rem 1.25rem;background:transparent;border:none;text-align:left;cursor:pointer;font-size:.95rem;font-weight:500;color:var(--color-error, #d92c2c);transition:all .2s ease}.sidebar-logout-button:hover{background:#d92c2c0f}.sidebar::-webkit-scrollbar{width:6px}.sidebar::-webkit-scrollbar-track{background:transparent}.sidebar::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}.sidebar::-webkit-scrollbar-thumb:hover{background:var(--color-text-disabled)}:root{--color-primary: #0C71E3;--color-primary-hover: #0A5FC4;--color-primary-light: #3D8FE8;--color-success: #34A853;--color-success-hover: #2B943F;--color-success-light: #81C995;--color-warning: #F4B205;--color-warning-hover: #D99E04;--color-warning-light: #F7C84B;--color-alert: #D61B1F;--color-alert-hover: #B8181B;--color-alert-light: #F28B82;--color-authority: #6A0DAD;--color-authority-hover: #5A0B92;--color-authority-light: #8E44AD;--color-surface: #FFFFFF;--color-background: #F8F9FA;--color-border: #E2E8F0;--color-text-primary: #202124;--color-text-secondary: #5F6368;--color-text-disabled: #9AA0A6;--color-dark-background: #121212;--color-dark-surface: #1E1E1E;--color-dark-border: #3C4043;--color-dark-text-primary: #E8EAED;--color-dark-text-secondary: #9AA0A6;--color-dark-primary: #8AB4F8;--color-dark-success: #81C995;--color-dark-warning: #FDD663;--color-dark-alert: #F28B82;--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "Roboto Mono", "Courier New", monospace;--font-size-h1: 32px;--font-size-h2: 24px;--font-size-body: 16px;--font-size-data: 14px;--font-size-caption: 12px;--font-size-h1-mobile: 24px;--font-size-h2-mobile: 20px;--font-size-body-mobile: 14px;--font-size-data-mobile: 12px;--font-size-caption-mobile: 11px;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--spacing-unit: 12px;--spacing-xs: calc(var(--spacing-unit) * .5);--spacing-sm: var(--spacing-unit);--spacing-md: calc(var(--spacing-unit) * 2);--spacing-lg: calc(var(--spacing-unit) * 3);--spacing-xl: calc(var(--spacing-unit) * 4);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 2px 8px rgba(0, 0, 0, .05);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .08);--touch-target-min: 48px;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease}@media(prefers-color-scheme:dark){:root{--color-surface: var(--color-dark-surface);--color-background: var(--color-dark-background);--color-border: var(--color-dark-border);--color-text-primary: var(--color-dark-text-primary);--color-text-secondary: var(--color-dark-text-secondary);--color-primary: var(--color-dark-primary);--color-success: var(--color-dark-success);--color-warning: var(--color-dark-warning);--color-alert: var(--color-dark-alert);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 2px 8px rgba(0, 0, 0, .3);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .4)}}@media(max-width:768px){:root{--font-size-h1: var(--font-size-h1-mobile);--font-size-h2: var(--font-size-h2-mobile);--font-size-body: var(--font-size-body-mobile);--font-size-data: var(--font-size-data-mobile);--font-size-caption: var(--font-size-caption-mobile)}}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow-x:hidden}body{font-family:var(--font-primary);font-size:var(--font-size-body);font-weight:var(--font-weight-regular);color:var(--color-text-primary);background:var(--color-background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}#root{width:100%;min-height:100vh}h1{font-size:var(--font-size-h1);font-weight:var(--font-weight-bold);letter-spacing:-.02em;color:var(--color-text-primary)}h2{font-size:var(--font-size-h2);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}h3{font-size:var(--font-size-body);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.data-text,.compliance-code{font-family:var(--font-mono);font-size:var(--font-size-data);font-weight:var(--font-weight-medium);color:var(--color-text-secondary)}.caption{font-size:var(--font-size-caption);color:var(--color-text-secondary)}.text-primary{color:var(--color-primary)}.bg-primary{background-color:var(--color-primary)}.border-primary{border-color:var(--color-primary)}.text-success{color:var(--color-success)}.bg-success{background-color:var(--color-success)}.border-success{border-color:var(--color-success)}.text-warning{color:var(--color-warning)}.bg-warning{background-color:var(--color-warning)}.border-warning{border-color:var(--color-warning)}.text-alert{color:var(--color-alert)}.bg-alert{background-color:var(--color-alert)}.border-alert{border-color:var(--color-alert)}.text-authority{color:var(--color-authority)}.bg-authority{background-color:var(--color-authority)}.border-authority{border-color:var(--color-authority)}.home-page{display:flex;height:100vh;overflow:hidden}.home-page-content{flex:1;display:flex;flex-direction:column;min-width:0;height:100%;overflow:hidden;margin-left:280px}@media(max-width:768px){.home-page-content{margin-left:0}}.home-header{position:sticky;top:0;padding:1.5rem 2rem .5rem;background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:0 2px 8px #00000008;z-index:100}.home-main{flex:1;min-height:0;padding:2rem;background:#f5f6fa;min-width:0;overflow-y:auto}.login-card{background:var(--color-surface);padding:var(--spacing-xl);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);text-align:center;max-width:400px}.login-card h1{margin-bottom:var(--spacing-md);color:var(--color-text-primary);font-size:var(--font-size-h1)}.login-card p{color:var(--color-text-secondary);margin-bottom:var(--spacing-md);line-height:1.6}.login-button{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-size:var(--font-size-body);font-weight:var(--font-weight-semibold);cursor:pointer;transition:all var(--transition-base)}.login-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-md);opacity:.9}.login-button:active:not(:disabled){transform:translateY(0)}.login-button:disabled{opacity:.5;cursor:not-allowed}.spinner{width:20px;height:20px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-header{position:sticky;top:0;z-index:100;background:var(--color-surface);padding:var(--spacing-sm) var(--spacing-md);box-shadow:var(--shadow-sm);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--color-border)}.app-header h1{color:var(--color-text-primary);font-size:var(--font-size-h2);font-weight:var(--font-weight-bold)}.user-info{display:flex;align-items:center;gap:var(--spacing-sm)}.user-avatar{width:40px;height:40px;border-radius:50%;border:2px solid var(--color-border)}.user-name{font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.logout-button{padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:transparent;color:var(--color-alert);border:1.5px solid var(--color-alert);border-radius:var(--radius-md);cursor:pointer;font-weight:var(--font-weight-semibold);font-size:var(--font-size-body);transition:all var(--transition-base)}.logout-button:hover:not(:disabled){background:var(--color-alert);color:#fff;border-color:var(--color-alert);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.logout-button:active:not(:disabled){transform:translateY(0)}.logout-button:disabled{opacity:.5;cursor:not-allowed}.error-banner{background:var(--color-alert-light);color:var(--color-alert);padding:var(--spacing-sm) var(--spacing-md);display:flex;justify-content:space-between;align-items:center;border-left:4px solid var(--color-alert)}.error-banner button{background:none;border:none;color:var(--color-alert);font-size:1.5rem;cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;transition:opacity var(--transition-fast)}.error-banner button:hover{opacity:.7}.app-main{width:100%;padding:var(--spacing-md);min-height:calc(100vh - 60px)}.section{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--spacing-md);margin-bottom:var(--spacing-md);box-shadow:var(--shadow-sm);border:1px solid var(--color-border);width:100%}.loading{text-align:center;padding:var(--spacing-md);color:var(--color-text-secondary)}.course-selector h2{margin-bottom:var(--spacing-sm);color:var(--color-text-primary)}.course-select{width:100%;padding:var(--spacing-sm);min-height:var(--touch-target-min);border:2px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-body);font-family:var(--font-primary);background:var(--color-surface);color:var(--color-text-primary);cursor:pointer;transition:border-color var(--transition-base)}.course-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0c71e31a}.participants-container h2{margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.input-section{margin-bottom:var(--spacing-md)}.input-group{display:flex;gap:var(--spacing-xs);margin-bottom:var(--spacing-sm)}.email-input{flex:1;padding:var(--spacing-sm);min-height:var(--touch-target-min);border:2px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-body);font-family:var(--font-primary);color:var(--color-text-primary);background:var(--color-surface);transition:border-color var(--transition-base)}.email-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0c71e31a}.add-button{padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-weight:var(--font-weight-semibold);font-size:var(--font-size-body);cursor:pointer;transition:all var(--transition-base)}.add-button:hover:not(:disabled){border-color:var(--color-primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.add-button:active:not(:disabled){transform:translateY(0)}.add-button:disabled{opacity:.5;cursor:not-allowed}.bulk-button{padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:var(--color-surface);color:var(--color-primary);border:1.5px solid var(--color-primary);border-radius:var(--radius-md);font-weight:var(--font-weight-semibold);font-size:var(--font-size-body);cursor:pointer;transition:all var(--transition-base)}.bulk-button:hover:not(:disabled){background:var(--color-primary);color:#fff;border-color:var(--color-primary);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.bulk-button:active:not(:disabled){transform:translateY(0)}.bulk-button:disabled{opacity:.5;cursor:not-allowed}.bulk-input-container{margin-top:var(--spacing-sm)}.bulk-textarea{width:100%;padding:var(--spacing-sm);border:2px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-body);font-family:var(--font-primary);color:var(--color-text-primary);background:var(--color-surface);resize:vertical;transition:border-color var(--transition-base)}.bulk-textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #0c71e31a}.bulk-actions{display:flex;gap:var(--spacing-xs);margin-top:var(--spacing-xs)}.cancel-button{padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:var(--color-surface);color:var(--color-text-secondary);border:1.5px solid var(--color-border);border-radius:var(--radius-md);font-weight:var(--font-weight-semibold);font-size:var(--font-size-body);cursor:pointer;transition:all var(--transition-base)}.cancel-button:hover:not(:disabled){background:var(--color-background);border-color:var(--color-text-secondary);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.cancel-button:active:not(:disabled){transform:translateY(0)}.cancel-button:disabled{opacity:.5;cursor:not-allowed}.list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-sm)}.list-header h3{color:var(--color-text-primary)}.clear-button{padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:transparent;color:var(--color-alert);border:1.5px solid var(--color-alert);border-radius:var(--radius-md);font-weight:var(--font-weight-semibold);font-size:var(--font-size-body);cursor:pointer;transition:all var(--transition-base)}.clear-button:hover:not(:disabled){background:var(--color-alert);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-sm)}.clear-button:active:not(:disabled){transform:translateY(0)}.clear-button:disabled{opacity:.5;cursor:not-allowed}.empty-message{color:var(--color-text-secondary);text-align:center;padding:var(--spacing-md)}.participants-list ul{list-style:none}.participant-item{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm);border:1px solid var(--color-border);border-radius:var(--radius-sm);margin-bottom:var(--spacing-xs);transition:all var(--transition-fast)}.participant-item:hover{background:var(--color-background);border-color:var(--color-primary)}.participant-item span{color:var(--color-text-primary);font-family:var(--font-mono);font-size:var(--font-size-data)}.remove-button{background:none;border:none;color:var(--color-alert);font-size:1.5rem;cursor:pointer;padding:0;width:var(--touch-target-min);height:var(--touch-target-min);display:flex;align-items:center;justify-content:center;line-height:1;transition:all var(--transition-fast)}.remove-button:hover{background:var(--color-alert-light);border-radius:var(--radius-sm)}.attendance-generator h2{margin-bottom:var(--spacing-md);color:var(--color-text-primary)}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--spacing-sm);margin-bottom:var(--spacing-md)}.stat-card{background:var(--color-background);padding:var(--spacing-md);border-radius:var(--radius-md);text-align:center;border:2px solid var(--color-border);transition:all var(--transition-base)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}.stat-card.present{background:var(--color-success-light);border-color:var(--color-success)}.stat-card.absent{background:var(--color-alert-light);border-color:var(--color-alert)}.stat-value{font-size:var(--font-size-h1);font-weight:var(--font-weight-bold);color:var(--color-text-primary);font-family:var(--font-mono)}.stat-label{color:var(--color-text-secondary);font-size:var(--font-size-data);margin-top:var(--spacing-xs);font-weight:var(--font-weight-medium)}.preview-button{padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:var(--color-surface);color:var(--color-primary);border:1.5px solid var(--color-primary);border-radius:var(--radius-md);font-weight:var(--font-weight-semibold);font-size:var(--font-size-body);cursor:pointer;margin-bottom:var(--spacing-sm);transition:all var(--transition-base)}.preview-button:hover:not(:disabled){background:var(--color-primary);color:#fff;border-color:var(--color-primary);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.preview-button:active:not(:disabled){transform:translateY(0)}.preview-button:disabled{opacity:.5;cursor:not-allowed}.preview{margin:var(--spacing-md) 0;border:2px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-sm);max-height:400px;overflow-y:auto;background:var(--color-background)}.preview h3{margin-bottom:var(--spacing-sm);color:var(--color-text-primary);padding:var(--spacing-sm);background:var(--color-surface);border-radius:var(--radius-sm)}.preview-table{width:100%;border-collapse:collapse}.preview-table th{background:var(--color-surface);padding:var(--spacing-sm);text-align:left;font-weight:var(--font-weight-semibold);color:var(--color-text-primary);border-bottom:2px solid var(--color-border);position:sticky;top:0}.preview-table td{padding:var(--spacing-sm);border-bottom:1px solid var(--color-border);font-family:var(--font-mono);font-size:var(--font-size-data)}.present-row{background:#34a85314}.present-row:hover{background:#34a85326}.absent-row{background:#d61b1f0d}.absent-row:hover{background:#d61b1f1a}.status-badge{padding:calc(var(--spacing-unit) * .5) var(--spacing-sm);border-radius:999px;font-size:var(--font-size-data);font-weight:var(--font-weight-semibold);font-family:var(--font-primary)}.status-badge.present{background:var(--color-success);color:#fff}.status-badge.absent{background:var(--color-alert);color:#fff}.generate-button{width:100%;padding:var(--spacing-sm) var(--spacing-md);min-height:var(--touch-target-min);background:transparent;color:var(--color-primary);border:1.5px solid var(--color-primary);border-radius:var(--radius-md);font-size:var(--font-size-body);font-weight:var(--font-weight-semibold);cursor:pointer;transition:all var(--transition-base)}.generate-button:hover:not(:disabled){background:var(--color-primary);color:#fff;border-color:var(--color-primary);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.generate-button:active:not(:disabled){transform:translateY(0)}.generate-button:disabled{opacity:.5;cursor:not-allowed}.warning-message{text-align:center;color:var(--color-alert);margin-top:var(--spacing-sm);font-weight:var(--font-weight-medium);font-size:var(--font-size-data)}@media(max-width:768px){.app-main,.section{padding:var(--spacing-sm)}.stats{grid-template-columns:repeat(2,1fr)}.input-group{flex-direction:column}.login-card{padding:var(--spacing-md);margin:var(--spacing-sm)}.generate-button{position:sticky;bottom:var(--spacing-sm);z-index:10;box-shadow:var(--shadow-lg)}}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}*:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media(prefers-contrast:high){.stat-card,.section{border-width:3px}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}