:root{--primary-color:#0d6efd;--secondary-color:#6c757d;--success-color:#198754;--info-color:#0dcaf0;--warning-color:#ffc107;--danger-color:#dc3545;--light-color:#f8f9fa;--dark-color:#212529;}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;}.hero-section{background:linear-gradient(135deg,var(--light-color) 0%,#e3f2fd 100%);border-bottom:1px solid #e0e0e0;}.hero-section .display-1{color:var(--primary-color);opacity:0.1;}.card{border:none;border-radius:12px;transition:all 0.3s ease;}.card:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,0.1) !important;}.card-header{border-radius:12px 12px 0 0 !important;border-bottom:none;padding:1.5rem;}.form-control{border-radius:8px;border:2px solid #e9ecef;padding:0.75rem 1rem;transition:all 0.3s ease;}.form-control:focus{border-color:var(--primary-color);box-shadow:0 0 0 0.2rem rgba(13,110,253,0.25);transform:translateY(-1px);}.form-label{font-weight:600;color:var(--dark-color);margin-bottom:0.75rem;}.form-text{font-size:0.85rem;color:var(--secondary-color);}.btn{border-radius:8px;padding:0.75rem 1.5rem;font-weight:600;transition:all 0.3s ease;border-width:2px;min-height:48px;min-width:48px;}.btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.15);}.btn-lg{padding:1rem 2rem;font-size:1.1rem;min-height:52px;}.navbar{box-shadow:0 2px 10px rgba(0,0,0,0.1);}.navbar-brand{font-weight:700;font-size:1.3rem;min-height:48px;display:flex;align-items:center;}.nav-link{font-weight:500;transition:color 0.3s ease;min-height:48px;display:flex;align-items:center;padding:0.5rem 1rem;}.nav-link:hover{color:rgba(255,255,255,0.8) !important;}.results-card{background:linear-gradient(135deg,#fff 0%,#f8f9fa 100%);}.result-value{font-size:2rem;font-weight:700;color:var(--success-color);}.result-label{font-size:0.9rem;color:var(--secondary-color);text-transform:uppercase;letter-spacing:0.5px;}.alert{border-radius:12px;border:none;padding:1.25rem;}.alert-heading{margin-bottom:1rem;}.table{border-radius:8px;overflow:hidden;}.table th{background-color:var(--dark-color);color:white;font-weight:600;border:none;padding:1rem;}.table td{padding:0.75rem 1rem;vertical-align:middle;}.accordion-item{border-radius:8px !important;margin-bottom:0.5rem;border:2px solid #e9ecef !important;}.accordion-button{font-weight:600;border-radius:8px !important;padding:1.25rem;}.accordion-button:not(.collapsed){background-color:var(--primary-color);color:white;}.accordion-button:focus{box-shadow:0 0 0 0.25rem rgba(13,110,253,0.25);}.accordion-body{padding:1.5rem;}footer{margin-top:auto;}.badge{padding:0.75rem 1rem;border-radius:20px;font-weight:500;}.btn:disabled{opacity:0.7;cursor:not-allowed;}@keyframes fadeIn{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:translateY(0);}}.fade-in{animation:fadeIn 0.5s ease-out;}@media (max-width:768px){.hero-section .display-5{font-size:2rem;}.hero-section .lead{font-size:1rem;}.result-value{font-size:1.5rem;}.btn-lg{padding:0.875rem 1.5rem;font-size:1rem;}}@media (max-width:576px){.container{padding-left:15px;padding-right:15px;}.card-body{padding:1.5rem;}.hero-section{padding:3rem 0;}}@media print{.navbar,.btn,footer{display:none !important;}.card{border:1px solid #dee2e6 !important;box-shadow:none !important;}body{font-size:12pt;line-height:1.4;}.container{width:100% !important;max-width:none !important;}}.btn:focus,.form-control:focus,.nav-link:focus{outline:2px solid var(--primary-color);outline-offset:2px;}@media (prefers-contrast:high){.card{border:2px solid var(--dark-color);}.form-control{border:2px solid var(--dark-color);}}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;}}img[loading="lazy"]:not([src]){background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0 50%,#f0f0f0 75%);background-size:200% 100%;animation:loading 1.5s infinite;}@keyframes loading{0%{background-position:200% 0;}100%{background-position:-200% 0;}}[data-lazy-section]:not(.loaded){opacity:0;transform:translateY(20px);transition:opacity 0.3s ease,transform 0.3s ease;}[data-lazy-section].loaded{opacity:1;transform:translateY(0);}@media (max-width:768px){.hero-section{padding:2rem 0 !important;}.hero-section h1{font-size:1.75rem !important;line-height:1.2;margin-bottom:1rem !important;}.hero-section .lead{font-size:1rem !important;margin-bottom:1.5rem !important;}.badge{font-size:0.75rem !important;padding:0.5rem 0.75rem !important;}section{padding:2rem 0 !important;}section.bg-light,section[style*="background:linear-gradient"]{padding:1.5rem 0 !important;}.card-body{padding:1rem !important;}.card-header{padding:0.75rem 1rem !important;}.fas[style*="font-size:6rem"]{font-size:3rem !important;}.fas[style*="font-size:3rem"]{font-size:2rem !important;}.btn-lg{padding:0.75rem 1.5rem !important;font-size:1rem !important;}}@media (max-width:768px){.btn{min-height:48px;padding:12px 16px;}.btn-sm{min-height:44px;padding:8px 12px;}.nav-link{min-height:48px !important;display:flex !important;align-items:center !important;padding:12px 16px !important;}.navbar-toggler{min-height:48px;min-width:48px;padding:8px;}.form-control{min-height:48px;font-size:16px;}.form-control-sm{min-height:38px;font-size:14px;}.form-control-lg{min-height:48px;font-size:18px;}.container{padding-left:15px;padding-right:15px;}.mobile-sticky-submit{position:sticky;bottom:0;background:white;padding:15px;box-shadow:0 -2px 10px rgba(0,0,0,0.1);margin:0 -15px;z-index:100;}.modal-dialog{margin:10px;}.small{font-size:0.825rem;}.card-body{padding:1rem;}.table-responsive{border:none;}.alert{margin-bottom:1rem;padding:0.75rem;}.form-label{font-weight:600;margin-bottom:0.5rem;}.period-item .card-header{padding:0.5rem 0.75rem;}.period-item .card-body{padding:0.75rem;}}@media (max-width:576px){.display-6{font-size:1.75rem;}.fs-5{font-size:1rem !important;}.fs-6{font-size:0.9rem !important;}.row>.col-12{margin-bottom:0.75rem;}.btn-lg{font-size:1.1rem;padding:0.75rem 1.5rem;}.card-header h3,.card-header h5{font-size:1rem;}.text-success h3,.text-success h4{font-size:1.5rem;}.text-primary h4,.text-info h4{font-size:1.25rem;}}@media (min-width:576px) and (max-width:768px){.container{max-width:100%;padding-left:20px;padding-right:20px;}}.form-control:focus,.btn:focus{box-shadow:0 0 0 0.2rem rgba(0,123,255,0.25);border-color:#80bdff;}.btn:disabled{opacity:0.6;cursor:not-allowed;}html{scroll-behavior:smooth;}.remove-period-btn{border-radius:50%;width:32px;height:32px;padding:0;display:flex;align-items:center;justify-content:center;}@media (max-width:768px){.card{transition:transform 0.2s ease;}.period-item{animation:slideIn 0.3s ease;}@keyframes slideIn{from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:translateY(0);}}}@media print{.btn,.alert,#addPeriodBtn,.remove-period-btn{display:none !important;}.card{border:1px solid #000 !important;page-break-inside:avoid;}.card-header{background:#f8f9fa !important;color:#000 !important;}}.ai-assistant-float{position:fixed;bottom:20px;right:20px;z-index:1050;}.ai-assistant-float .btn{width:60px;height:60px;min-width:60px;min-height:60px;max-width:60px;max-height:60px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;padding:0;border-radius:50% !important;box-sizing:border-box;animation:pulse 2s infinite;}@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(13,110,253,0.7);}70%{box-shadow:0 0 0 10px rgba(13,110,253,0);}100%{box-shadow:0 0 0 0 rgba(13,110,253,0);}}.proactive-help-bubble{position:fixed;bottom:100px;right:20px;max-width:320px;background:white;border-radius:15px;box-shadow:0 8px 25px rgba(0,0,0,0.15);z-index:1049;animation:slideInFromRight 0.5s ease-out,gentlePulse 3s ease-in-out infinite 1s;border:2px solid #0d6efd;}@keyframes slideInFromRight{from{opacity:0;transform:translateX(100px) scale(0.8);}to{opacity:1;transform:translateX(0) scale(1);}}@keyframes gentlePulse{0%,100%{transform:scale(1);box-shadow:0 8px 25px rgba(0,0,0,0.15);}50%{transform:scale(1.02);box-shadow:0 10px 30px rgba(13,110,253,0.3);}}.bubble-content{padding:0;}.bubble-header{display:flex;align-items:center;padding:12px 16px 8px 16px;border-bottom:1px solid #e9ecef;background:linear-gradient(135deg,#0d6efd 0%,#0b5ed7 100%);color:white;border-radius:13px 13px 0 0;}.bubble-header .text-primary{color:white !important;}.bubble-body{padding:16px;font-size:0.9rem;line-height:1.5;}.bubble-actions{padding:8px 16px 16px 16px;display:flex;gap:8px;}.btn-close-sm{font-size:0.75rem;padding:4px;width:24px;height:24px;background:rgba(255,255,255,0.2);border-radius:50%;opacity:0.8;}.btn-close-sm:hover{opacity:1;background:rgba(255,255,255,0.3);}.proactive-help-bubble::after{content:'';position:absolute;bottom:-10px;right:30px;width:0;height:0;border-left:10px solid transparent;border-right:10px solid transparent;border-top:10px solid #0d6efd;filter:drop-shadow(0 2px 4px rgba(0,0,0,0.1));}.chat-messages{padding:1rem;background:#f8f9fa;}.message{margin-bottom:1rem;animation:fadeInUp 0.3s ease-out;}.message-content{background:white;padding:0.75rem 1rem;border-radius:0.5rem;box-shadow:0 2px 4px rgba(0,0,0,0.1);}.user-message .message-content{background:#007bff;color:white;margin-left:2rem;}.assistant-message .message-content{background:white;margin-right:2rem;}.message-time{margin-top:0.25rem;padding-left:1rem;}.chat-loading{display:flex;align-items:center;gap:0.5rem;padding:0.75rem 1rem;background:#e9ecef;border-radius:0.5rem;margin-bottom:1rem;font-size:0.9rem;color:#6c757d;}.form-control[style*="background-color:rgb(232,245,232)"]{border-color:#28a745 !important;box-shadow:0 0 0 0.2rem rgba(40,167,69,0.25) !important;}.suggestion-buttons{animation:slideInFromLeft 0.4s ease-out;border-left:4px solid #007bff;margin:1rem 0;}.suggestion-btn{transition:all 0.2s ease;border-radius:20px !important;padding:0.375rem 0.75rem;font-size:0.875rem;}.suggestion-btn:hover{transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,0.15);}@keyframes slideInFromLeft{from{opacity:0;transform:translateX(-20px);}to{opacity:1;transform:translateX(0);}}@keyframes fadeInUp{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}.cookies-banner{position:fixed;bottom:0;left:0;right:0;background:linear-gradient(135deg,#2c3e50 0%,#34495e 100%);color:white;z-index:9999;padding:1rem;box-shadow:0 -4px 20px rgba(0,0,0,0.3);animation:slideUpFromBottom 0.5s ease-out;}.cookies-content{display:flex;align-items:center;max-width:1200px;margin:0 auto;gap:1rem;}.cookies-icon{font-size:2rem;color:#f39c12;flex-shrink:0;}.cookies-text{flex:1;}.cookies-text h6{margin:0 0 0.5rem 0;color:#ecf0f1;}.cookies-text p{margin:0;font-size:0.9rem;color:#bdc3c7;}.cookies-text a{color:#3498db;text-decoration:none;}.cookies-text a:hover{color:#2980b9;text-decoration:underline;}.cookies-buttons{display:flex;gap:0.5rem;flex-shrink:0;}@keyframes slideUpFromBottom{from{opacity:0;transform:translateY(100%);}to{opacity:1;transform:translateY(0);}}@media (max-width:768px){.cookies-content{flex-direction:column;text-align:center;gap:1rem;}.cookies-text{order:1;}.cookies-icon{order:0;font-size:1.5rem;}.cookies-buttons{order:2;justify-content:center;flex-wrap:wrap;}.cookies-text p{font-size:0.85rem;}}@media (max-width:480px){.cookies-banner{padding:0.75rem;}.cookies-buttons .btn{font-size:0.8rem;padding:0.375rem 0.75rem;}}.modal-body h6{color:#2c3e50;margin-top:1.5rem;margin-bottom:0.5rem;font-weight:600;}.modal-body h6:first-child{margin-top:0;}.table th{background-color:#f8f9fa;font-weight:600;color:#2c3e50;border-bottom:2px solid #dee2e6;}.form-check-label strong{color:#2c3e50;}.form-check-input:checked{background-color:#28a745;border-color:#28a745;}.form-check-input:disabled{opacity:0.7;}.cookies-banner.fade-out{animation:fadeOut 0.3s ease-in-out forwards;}@keyframes fadeOut{from{opacity:1;transform:translateY(0);}to{opacity:0;transform:translateY(100%);}}