:root{--primary-burgundy: #8b0000;--secondary-gold: #D4AF37;--accent-cream: #F5F5DC;--dark-gray: #2C2C2C;--medium-gray: #666666;--light-gray: #F8F8F8;--white: #FFFFFF;--success: #28a745;--warning: #ffc107;--danger: #dc3545;--info: #17a2b8;--shadow: rgba(0, 0, 0, .1);--shadow-dark: rgba(0, 0, 0, .2);--font-serif: "Playfair Display", serif;--font-sans: "Inter", sans-serif;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background:var(--light-gray);color:var(--dark-gray);line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-burgundy) 0%,#a61e42 100%)}.login-container{background:var(--white);padding:var(--spacing-xl);border-radius:16px;box-shadow:0 10px 40px var(--shadow-dark);width:100%;max-width:400px}.login-header{text-align:center;margin-bottom:var(--spacing-lg)}.login-header h1{font-family:var(--font-serif);font-size:2rem;color:var(--primary-burgundy);margin-bottom:var(--spacing-xs)}.login-header p{color:var(--medium-gray)}.login-form .form-group{margin-bottom:var(--spacing-md)}.login-form label{display:block;margin-bottom:var(--spacing-xs);font-weight:500;color:var(--dark-gray)}.login-form input{width:100%;padding:var(--spacing-sm);border:2px solid #E5E5E5;border-radius:8px;font-size:1rem;transition:border-color .3s ease}.login-form input:focus{outline:none;border-color:var(--primary-burgundy)}.login-btn{width:100%;background:var(--primary-burgundy);color:var(--white);border:none;padding:var(--spacing-md);border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .3s ease}.login-btn:hover{background:#a61e42}.error-message{background:#ffe6e6;color:var(--danger);padding:var(--spacing-sm);border-radius:8px;margin-top:var(--spacing-sm);font-size:.9rem}.admin-header{background:var(--white);box-shadow:0 2px 10px var(--shadow);padding:var(--spacing-md) 0}.admin-header .container{display:flex;justify-content:space-between;align-items:center}.admin-header h1{font-family:var(--font-serif);color:var(--primary-burgundy);font-size:1.8rem}.logo-image-admin{height:60px;width:auto;margin-bottom:var(--spacing-md);display:block;margin-left:auto;margin-right:auto}.logo-image-small{height:35px;width:auto}.logout-btn{background:var(--medium-gray);color:var(--white);border:none;padding:var(--spacing-xs) var(--spacing-md);border-radius:6px;cursor:pointer;transition:background-color .3s ease}.logout-btn:hover{background:var(--dark-gray)}.tabs{display:flex;background:var(--white);border-radius:8px;padding:.5rem;margin:var(--spacing-lg) 0;box-shadow:0 2px 8px var(--shadow)}.tab-btn{flex:1;background:transparent;border:none;padding:var(--spacing-sm) var(--spacing-md);border-radius:6px;cursor:pointer;font-weight:500;transition:all .3s ease}.tab-btn.active{background:var(--primary-burgundy);color:var(--white)}.tab-btn:not(.active):hover{background:var(--light-gray)}.tab-content{display:none}.tab-content.active{display:block}.settings-section{background:var(--white);padding:var(--spacing-xl);border-radius:12px;box-shadow:0 4px 20px var(--shadow);margin-bottom:var(--spacing-lg)}.settings-section h2{font-family:var(--font-serif);color:var(--primary-burgundy);margin-bottom:var(--spacing-xs);font-size:1.6rem}.section-description{color:var(--medium-gray);margin-bottom:var(--spacing-lg)}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;margin-bottom:var(--spacing-xs);font-weight:500;color:var(--dark-gray)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:var(--spacing-sm);border:2px solid #E5E5E5;border-radius:8px;font-size:1rem;font-family:var(--font-sans);transition:border-color .3s ease}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary-burgundy)}.form-group textarea{resize:vertical;min-height:200px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.9rem}.form-group small{color:var(--medium-gray);font-size:.85rem;margin-top:var(--spacing-xs);display:block}.character-count{text-align:right;margin-top:var(--spacing-xs);font-size:.85rem;color:var(--medium-gray)}.settings-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg);margin:var(--spacing-lg) 0}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:6px;background:#e5e5e5;border-radius:3px;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:20px;height:20px;background:var(--primary-burgundy);border-radius:50%;cursor:pointer}input[type=range]::-moz-range-thumb{width:20px;height:20px;background:var(--primary-burgundy);border-radius:50%;cursor:pointer;border:none}.range-labels{display:flex;justify-content:space-between;margin-top:var(--spacing-xs);font-size:.85rem;color:var(--medium-gray)}.range-labels span:nth-child(2){font-weight:600;color:var(--primary-burgundy)}input[type=checkbox]{margin-right:var(--spacing-xs);transform:scale(1.2)}.btn{padding:var(--spacing-sm) var(--spacing-md);border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.btn-primary{background:var(--primary-burgundy);color:var(--white)}.btn-primary:hover{background:#a61e42;transform:translateY(-1px)}.btn-secondary{background:var(--medium-gray);color:var(--white)}.btn-secondary:hover{background:var(--dark-gray)}.btn-danger{background:var(--danger);color:var(--white)}.btn-danger:hover{background:#c82333}.btn-warning{background:var(--warning);color:var(--dark-gray)}.btn-warning:hover{background:#e0a800}.form-actions{display:flex;gap:var(--spacing-sm);margin-top:var(--spacing-xl);flex-wrap:wrap}.status-section{background:var(--white);padding:var(--spacing-xl);border-radius:12px;box-shadow:0 4px 20px var(--shadow)}.status-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg);margin:var(--spacing-lg) 0}.status-card{background:var(--light-gray);padding:var(--spacing-md);border-radius:8px;text-align:center}.status-card h3{margin-bottom:var(--spacing-sm);color:var(--dark-gray)}.status-indicator{display:flex;align-items:center;justify-content:center;gap:var(--spacing-xs)}.status-dot{width:12px;height:12px;border-radius:50%;display:inline-block}.status-dot.checking{background:var(--info);animation:pulse 2s infinite}.status-dot.healthy{background:var(--success)}.status-dot.error{background:var(--danger)}.status-text{font-weight:500}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.system-info{margin-top:var(--spacing-xl);padding-top:var(--spacing-lg);border-top:1px solid #E5E5E5}.config-display{background:var(--light-gray);padding:var(--spacing-md);border-radius:8px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.9rem;white-space:pre-wrap;max-height:300px;overflow-y:auto}.toast-container{position:fixed;top:20px;right:20px;z-index:1000}.toast{background:var(--white);padding:var(--spacing-md);border-radius:8px;box-shadow:0 4px 20px var(--shadow-dark);margin-bottom:var(--spacing-sm);max-width:300px;animation:slideIn .3s ease}.toast.success{border-left:4px solid var(--success)}.toast.error{border-left:4px solid var(--danger)}.toast.warning{border-left:4px solid var(--warning)}.toast.info{border-left:4px solid var(--info)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@media (max-width: 768px){.container{padding:0 var(--spacing-sm)}.admin-header .container{flex-direction:column;gap:var(--spacing-sm)}.tabs{flex-direction:column}.settings-grid{grid-template-columns:1fr}.form-actions{flex-direction:column}.form-actions .btn{width:100%}.status-grid{grid-template-columns:1fr}}.feedback-controls{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg)}.feedback-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.stat-card{background:var(--light-gray);padding:var(--spacing-md);border-radius:8px;text-align:center}.stat-card h3{font-size:.9rem;color:var(--medium-gray);margin-bottom:var(--spacing-xs)}.stat-number{font-size:1.8rem;font-weight:600;color:var(--dark-gray);font-variant-numeric:tabular-nums;min-height:2.5rem;display:flex;align-items:center;justify-content:center}.stat-number.positive{color:var(--success)}.stat-number.negative{color:var(--danger)}.feedback-data h3{margin-bottom:var(--spacing-md);color:var(--dark-gray)}.feedback-list{max-height:500px;overflow-y:auto;border:1px solid #e0e0e0;border-radius:8px;padding:var(--spacing-sm)}.feedback-session{background:var(--white);padding:var(--spacing-md);margin-bottom:var(--spacing-sm);border-radius:8px;border:1px solid #f0f0f0}.session-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-sm)}.session-header h4{color:var(--dark-gray);font-size:.9rem;font-family:monospace}.session-date{color:var(--medium-gray);font-size:.8rem}.session-stats{display:flex;gap:var(--spacing-md);margin-bottom:var(--spacing-sm)}.session-stats .stat{font-size:.8rem;padding:2px 8px;border-radius:12px;background:var(--light-gray)}.session-stats .stat.positive{background:#d4edda;color:var(--success)}.session-stats .stat.negative{background:#f8d7da;color:var(--danger)}.session-comments{margin-top:var(--spacing-sm);padding-top:var(--spacing-sm);border-top:1px solid #f0f0f0}.session-comments h5{color:var(--medium-gray);font-size:.8rem;margin-bottom:var(--spacing-xs)}.session-comments .comment{background:var(--accent-cream);padding:var(--spacing-xs);border-radius:4px;font-size:.85rem;font-style:italic;margin-bottom:var(--spacing-xs)}@media (max-width: 768px){.feedback-controls{flex-direction:column}.feedback-stats{grid-template-columns:repeat(2,1fr)}.session-header{flex-direction:column;align-items:flex-start}.session-stats{flex-wrap:wrap}}