:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#3b82f6;--secondary:#ea580c;--success:#16a34a;--danger:#dc2626;--dark:#111827;--gray-100:#f9fafb;--gray-200:#f3f4f6;--gray-300:#e5e7eb;--gray-400:#d1d5db;--gray-500:#9ca3af;--gray-600:#6b7280;--gray-700:#4b5563;--gray-800:#374151;--shadow-sm:0 1px 2px 0 rgb(0 0 0 / .05);--shadow:0 1px 3px 0 rgb(0 0 0 / .1),0 1px 2px -1px rgb(0 0 0 / .1);--shadow-lg:0 4px 6px -1px rgb(0 0 0 / .1),0 2px 4px -2px rgb(0 0 0 / .1);--shadow-xl:0 10px 15px -3px rgb(0 0 0 / .1),0 4px 6px -4px rgb(0 0 0 / .1);--radius:8px;--radius-sm:6px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6;color:var(--dark);background:var(--gray-100);padding-top:65px;min-width:100%;position:relative}html{overflow-x:hidden}@supports(-webkit-touch-callout:none){body{-webkit-overflow-scrolling:touch}}.container{max-width:1280px;margin:0 auto;padding:20px}.navigation{background:white;border-bottom:1px solid var(--gray-200);position:fixed;top:0;left:0;right:0;z-index:1000}.nav-container{max-width:1280px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.nav-logo{font-size:1.25rem;font-weight:700;color:var(--dark);text-decoration:none;letter-spacing:-.02em}.nav-links{display:flex;gap:2rem;align-items:center}.nav-links a{color:var(--gray-700);text-decoration:none;font-weight:500;transition:all .3s ease;position:relative;padding:4px 0}.nav-links a:hover{color:var(--primary)}.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--primary);transition:width .2s ease}.nav-links a:hover::after{width:100%}.auth-actions{display:flex;gap:1.25rem;align-items:center;font-size:.95rem}.auth-actions .profile-link{color:var(--gray-600);text-decoration:none;font-weight:500;transition:color .2s ease}.auth-actions .profile-link:hover{color:var(--primary)}.auth-button{background:var(--primary);color:white !important;padding:.5rem 1.25rem;border-radius:var(--radius-sm);text-decoration:none;font-weight:500;transition:background-color .2s ease}.auth-button:hover{background:var(--primary-dark)}.messages{margin:1rem 0;position:relative;z-index:1001}.alert{padding:1rem 1.5rem;border-radius:var(--radius);margin-bottom:1rem;font-weight:500;display:flex;align-items:center;gap:.75rem;position:relative;z-index:1001}.alert-success{background:#d1fae5;color:#065f46;border:1px solid #a7f3d0}.alert-error,.alert-danger{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}.alert-warning{background:#fef3c7;color:#92400e;border:1px solid #fde68a}.alert-info{background:#dbeafe;color:#1e40af;border:1px solid #bfdbfe}.footer{margin-top:60px;padding:40px 20px 30px;background:#fafafa;border-top:1px solid var(--gray-200);color:var(--gray-500)}.footer-container{max-width:1200px;margin:0 auto}.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:30px}@media(max-width:768px){.footer-content{grid-template-columns:1fr;gap:40px;text-align:center}}.footer-brand{max-width:500px}.footer-brand h3{color:var(--gray-700);font-size:1.1rem;font-weight:600;margin-bottom:.3rem}.footer-slogan{color:var(--gray-500);font-size:.85rem;font-style:italic;margin-bottom:1rem}.footer-description{line-height:1.6;font-size:.85rem;color:var(--gray-500)}.footer-section h4{color:var(--gray-700);font-size:.85rem;font-weight:600;margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.5px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin-bottom:.5rem}.footer-links a{color:var(--gray-500);text-decoration:none;font-size:.85rem;transition:color .2s ease}.footer-links a:hover{color:var(--primary)}.footer-contact{display:flex;align-items:center;gap:.4rem;color:var(--gray-500);text-decoration:none;font-size:.85rem;transition:color .2s ease}.footer-contact:hover{color:var(--gray-700)}.footer-contact svg{width:14px;height:14px}@media(max-width:768px){.footer-contact{justify-content:center}}.footer-bottom{padding-top:20px;border-top:1px solid var(--gray-200);text-align:center;color:var(--gray-400);font-size:.8rem}.footer-bottom p{margin:0}.btn{padding:.75rem 1.5rem;border:0;border-radius:var(--radius-sm);font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s ease;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary{background:var(--primary);color:white}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-secondary{background:white;color:var(--gray-700);border:1px solid var(--gray-300)}.btn-secondary:hover{background:var(--gray-50)}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:1.5rem}.form-label{display:block;font-weight:600;color:var(--gray-700);margin-bottom:.5rem;font-size:.95rem}.form-input{width:100%;padding:.625rem .875rem;border:1px solid var(--gray-300);border-radius:var(--radius-sm);font-size:.95rem;font-family:inherit;transition:border-color .2s ease;background:white}.form-input:focus{outline:0;border-color:var(--primary)}.form-input.error{border-color:var(--danger)}.card{background:white;border-radius:var(--radius);border:1px solid var(--gray-200);overflow:hidden;transition:all .2s ease}.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.card-header{padding:1.5rem;border-bottom:1px solid var(--gray-200)}.card-body{padding:1.5rem}.mobile-menu-toggle{display:none;background:0;border:0;font-size:1.5rem;color:var(--gray-700);cursor:pointer;padding:.5rem;border-radius:var(--radius-sm);transition:all .2s ease}.mobile-menu-toggle:hover{background:var(--gray-100);color:var(--primary)}.mobile-menu-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:9998;opacity:0;transition:opacity .3s ease;pointer-events:none}.mobile-menu-overlay.active{display:block;opacity:1;pointer-events:auto}.mobile-menu{display:none;position:fixed;top:0;right:-300px;width:300px;height:100vh;height:100dvh;background:white;z-index:9999;padding:2rem 0;padding-bottom:calc(2rem + env(safe-area-inset-bottom, 0px));box-shadow:-2px 0 10px rgba(0,0,0,0.1);transition:right .3s ease;overflow-y:auto;-webkit-overflow-scrolling:touch}@supports not(height:100dvh){.mobile-menu{height:100vh;padding-bottom:3rem}}.mobile-menu.active{right:0}.mobile-menu-header{display:flex;justify-content:space-between;align-items:center;padding:0 2rem 2rem 2rem;border-bottom:1px solid var(--gray-200);margin-bottom:2rem}.mobile-menu-close{background:0;border:0;font-size:1.5rem;color:var(--gray-700);cursor:pointer;padding:.5rem;border-radius:var(--radius-sm);transition:all .2s ease}.mobile-menu-close:hover{background:var(--gray-100);color:var(--primary)}.mobile-nav-links{list-style:none;padding:0;margin:0 2rem 2rem 2rem}.mobile-nav-links li{margin-bottom:.5rem}.mobile-nav-links a{display:flex;align-items:center;gap:1rem;padding:1rem;color:var(--gray-700);text-decoration:none;font-weight:500;border-radius:var(--radius-sm);transition:all .2s ease}.mobile-nav-links a:hover{background:var(--gray-100);color:var(--primary)}.mobile-nav-links a i{width:20px;text-align:center;color:var(--gray-500)}.mobile-nav-links a:hover i{color:var(--primary)}.mobile-auth-section{padding:2rem;padding-bottom:calc(2rem + env(safe-area-inset-bottom, 20px));border-top:1px solid var(--gray-200);margin-top:auto;position:sticky;bottom:0;background:white;box-shadow:0 -2px 10px rgba(0,0,0,0.05)}.mobile-user-info{margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--gray-200)}.mobile-user-name{font-weight:600;color:var(--dark);margin-bottom:.25rem}.mobile-user-email{font-size:.875rem;color:var(--gray-600)}.mobile-auth-actions{display:flex;flex-direction:column;gap:1rem}.mobile-auth-actions .btn{width:100%;justify-content:center}@media(max-width:768px){body{padding-top:60px}.navigation{height:60px}.nav-container{padding:1rem}.nav-links{display:none}.auth-actions{display:none}.mobile-menu-toggle{display:block}.mobile-menu{display:none}.mobile-menu.active{display:flex;flex-direction:column}.container{padding:1rem}}@media(max-width:480px){.mobile-menu{width:280px;right:-280px}}