@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");:root{--bg-primary:#0a0a1a;--bg-secondary:#111128;--bg-card:#1a1a3e;--bg-card-hover:#225;--bg-input:#1e1e44;--bg-glass:rgba(26,26,62,.7);--text-primary:#f0f0ff;--text-secondary:#a0a0cc;--text-muted:#6060aa;--accent-primary:#6366f1;--accent-primary-hover:#818cf8;--accent-secondary:#8b5cf6;--accent-gradient:linear-gradient(135deg,#6366f1,#8b5cf6,#a78bfa);--success:#10b981;--success-bg:rgba(16,185,129,.1);--warning:#f59e0b;--warning-bg:rgba(245,158,11,.1);--danger:#ef4444;--danger-bg:rgba(239,68,68,.1);--info:#3b82f6;--info-bg:rgba(59,130,246,.1);--border:rgba(99,102,241,.15);--border-hover:rgba(99,102,241,.3);--shadow:0 4px 24px rgba(0,0,0,.3);--shadow-lg:0 8px 40px rgba(0,0,0,.4);--radius-sm:8px;--radius:12px;--radius-lg:16px;--radius-xl:24px;--transition:all 0.2s ease}*{margin:0;padding:0;box-sizing:border-box}body,html{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh;-webkit-font-smoothing:antialiased}.app-layout{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform .3s ease}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--border)}.sidebar-logo{font-size:1.5rem;font-weight:800;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-condo{font-size:.75rem;color:var(--text-muted);margin-top:4px}.sidebar-nav{flex:1 1;padding:12px;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius);color:var(--text-secondary);text-decoration:none;font-size:.9rem;font-weight:500;transition:var(--transition);cursor:pointer;border:none;background:none;width:100%;text-align:left}.nav-item.active,.nav-item:hover{background:rgba(99,102,241,.1);color:var(--accent-primary)}.nav-item.active{background:rgba(99,102,241,.15);color:var(--accent-primary-hover)}.nav-section{font-size:.7rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted);padding:16px 16px 8px;font-weight:600}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border)}.user-info{gap:12px}.user-avatar,.user-info{display:flex;align-items:center}.user-avatar{width:36px;height:36px;border-radius:50%;background:var(--accent-gradient);justify-content:center;font-weight:700;font-size:.85rem;color:#fff}.user-name{font-size:.85rem;font-weight:600}.user-role{font-size:.7rem;color:var(--text-muted)}.main-content{flex:1 1;margin-left:260px;padding:32px;min-height:100vh}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:var(--transition)}.card:hover{border-color:var(--border-hover);box-shadow:var(--shadow)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-title{font-size:1rem;font-weight:600}.demands-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));grid-gap:20px;gap:20px}.demand-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:var(--transition);cursor:pointer;position:relative;overflow:hidden}.demand-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent-gradient);opacity:0;transition:var(--transition)}.demand-card:hover{border-color:var(--border-hover);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.demand-card:hover:before{opacity:1}.demand-service{font-size:1rem;font-weight:600;margin-bottom:8px}.demand-details{font-size:.85rem;color:var(--text-secondary);margin-bottom:16px;line-height:1.5}.demand-meta{display:flex;justify-content:space-between;align-items:center;gap:12px}.demand-price{font-size:1.1rem;font-weight:700;color:var(--success)}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.badge-open{background:var(--info-bg);color:var(--info)}.badge-accepted{background:rgba(139,92,246,.1);color:var(--accent-secondary)}.badge-in_progress{background:var(--warning-bg);color:var(--warning)}.badge-awaiting_confirmation{background:rgba(251,191,36,.1);color:#fbbf24}.badge-completed{background:var(--success-bg);color:var(--success)}.badge-cancelled{background:var(--danger-bg);color:var(--danger)}.badge-expired{background:hsla(220,9%,46%,.1);color:#9ca3af}.badge-disputed{background:var(--danger-bg);color:var(--danger)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius);font-size:.875rem;font-weight:600;border:none;cursor:pointer;transition:var(--transition);font-family:inherit}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 16px rgba(99,102,241,.3)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(99,102,241,.4)}.btn-secondary{background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--border-hover);background:var(--bg-card-hover)}.btn-success{background:var(--success);color:#fff}.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}.btn-danger:hover{background:var(--danger-bg)}.btn-sm{padding:6px 12px;font-size:.8rem}.btn-lg{padding:14px 28px;font-size:1rem}.btn-block{width:100%;justify-content:center}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.form-group{margin-bottom:20px}.form-label{display:block;font-size:.85rem;font-weight:500;color:var(--text-secondary);margin-bottom:8px}.form-input,.form-select,.form-textarea{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-size:.9rem;font-family:inherit;transition:var(--transition);outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px rgba(99,102,241,.15)}.form-textarea{min-height:100px;resize:vertical}.form-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236060aa' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:40px}.form-error{color:var(--danger);font-size:.8rem;margin-top:4px}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);padding:20px;position:relative;overflow:hidden}.auth-container:before{width:600px;height:600px;background:radial-gradient(circle,rgba(99,102,241,.15),transparent 70%);top:-200px;right:-200px}.auth-container:after,.auth-container:before{content:"";position:absolute;border-radius:50%}.auth-container:after{width:400px;height:400px;background:radial-gradient(circle,rgba(139,92,246,.1),transparent 70%);bottom:-100px;left:-100px}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:48px;width:100%;max-width:440px;box-shadow:var(--shadow-lg);position:relative;z-index:1;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.auth-logo{text-align:center;margin-bottom:32px}.auth-logo h1{font-size:2rem;font-weight:800;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-logo p{color:var(--text-muted);font-size:.9rem;margin-top:8px}.auth-link{text-align:center;margin-top:24px;font-size:.85rem;color:var(--text-secondary)}.auth-link a{color:var(--accent-primary);text-decoration:none;font-weight:600}.auth-link a:hover{color:var(--accent-primary-hover)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));grid-gap:20px;gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:var(--transition)}.stat-card:hover{border-color:var(--border-hover)}.stat-label{font-size:.8rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.stat-value{font-size:2rem;font-weight:800;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-change{font-size:.8rem;margin-top:4px}.stat-change.positive{color:var(--success)}.stat-change.negative{color:var(--danger)}.page-header{margin-bottom:32px}.page-title{font-size:1.75rem;font-weight:800;margin-bottom:4px}.page-subtitle{color:var(--text-secondary);font-size:.9rem}.filters-bar{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}.filter-chip{padding:8px 16px;border-radius:20px;font-size:.8rem;font-weight:500;background:var(--bg-input);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.filter-chip.active,.filter-chip:hover{background:rgba(99,102,241,.15);border-color:var(--accent-primary);color:var(--accent-primary)}.table-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:.75rem;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);background:var(--bg-secondary)}.table td,.table th{padding:14px 20px;border-bottom:1px solid var(--border)}.table td{font-size:.875rem}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:rgba(99,102,241,.03)}.chat-container{display:flex;flex-direction:column;height:calc(100vh - 200px);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.chat-messages{flex:1 1;padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.chat-bubble{max-width:70%;padding:12px 16px;border-radius:var(--radius-lg);font-size:.9rem;line-height:1.5}.chat-bubble.sent{align-self:flex-end;background:var(--accent-primary);color:#fff;border-bottom-right-radius:4px}.chat-bubble.received{align-self:flex-start;background:var(--bg-input);color:var(--text-primary);border-bottom-left-radius:4px}.chat-sender{font-size:.75rem;font-weight:600;margin-bottom:4px;color:var(--text-muted)}.chat-time{font-size:.7rem;color:var(--text-muted);margin-top:4px}.chat-input-area{display:flex;gap:12px;padding:16px 20px;border-top:1px solid var(--border);background:var(--bg-secondary)}.chat-input-area input{flex:1 1}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:20px}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:32px;width:100%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg);animation:modalIn .2s ease}@keyframes modalIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.modal-title{font-size:1.25rem;font-weight:700;margin-bottom:24px}.modal-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px}.toast-container{position:fixed;top:24px;right:24px;z-index:9999;display:flex;flex-direction:column;gap:12px}.toast{padding:14px 20px;border-radius:var(--radius);font-size:.875rem;font-weight:500;box-shadow:var(--shadow-lg);animation:toastIn .3s ease;max-width:360px}.toast-success{background:var(--success);color:#fff}.toast-error{background:var(--danger);color:#fff}.toast-info{background:var(--accent-primary);color:#fff}@keyframes toastIn{0%{opacity:0;transform:translateX(100px)}to{opacity:1;transform:translateX(0)}}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading-page{display:flex;align-items:center;justify-content:center;min-height:100vh}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state-icon{font-size:3rem;margin-bottom:16px;opacity:.5}.empty-state-text{font-size:1rem;margin-bottom:8px}.mobile-menu-toggle{display:none;position:fixed;top:16px;left:16px;z-index:200;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;color:var(--text-primary);cursor:pointer}@media (max-width:768px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.main-content{margin-left:0;padding:60px 20px 20px}.mobile-menu-toggle{display:flex}.demands-grid{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr)}.auth-card{padding:32px 24px}.modal{max-width:calc(100vw - 40px);padding:24px}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.notification-bell{position:relative;cursor:pointer;background:none;border:none;color:var(--text-secondary);padding:8px;border-radius:var(--radius);transition:var(--transition)}.notification-bell:hover{background:rgba(99,102,241,.1);color:var(--accent-primary)}.notification-badge{position:absolute;top:2px;right:2px;width:18px;height:18px;background:var(--danger);color:#fff;font-size:.65rem;font-weight:700;border-radius:50%;display:flex;align-items:center;justify-content:center}.view-toggle{display:flex;background:var(--bg-input);border-radius:var(--radius);padding:3px;border:1px solid var(--border)}.view-toggle button{padding:8px 20px;border-radius:var(--radius-sm);font-size:.8rem;font-weight:600;background:none;border:none;color:var(--text-secondary);cursor:pointer;transition:var(--transition)}.view-toggle button.active{background:var(--accent-primary);color:#fff}.carousel-container{width:100%;position:relative;overflow:hidden;border-radius:var(--radius-lg);margin-bottom:32px;background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--shadow);height:200px;transition:var(--transition)}.carousel-container:hover{border-color:var(--border-hover);box-shadow:var(--shadow-lg)}.carousel-slide{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.carousel-link{display:block;width:100%;height:100%;overflow:hidden}.carousel-image{width:100%;height:100%;object-fit:contain;transition:transform .5s cubic-bezier(.4,0,.2,1)}.carousel-container:hover .carousel-image{transform:scale(1.02)}.carousel-control{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.4);color:#fff;border:none;font-size:2rem;padding:10px 20px;cursor:pointer;z-index:10;border-radius:50%;opacity:0;transition:opacity .3s ease,background-color .3s ease;width:50px;height:50px;display:flex;align-items:center;justify-content:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.carousel-container:hover .carousel-control{opacity:1}.carousel-control:hover{background:rgba(99,102,241,.8)}.carousel-control.prev{left:20px}.carousel-control.next{right:20px}.carousel-dots{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:12px;z-index:10}.carousel-dot{width:10px;height:10px;border-radius:50%;background:hsla(0,0%,100%,.3);border:none;cursor:pointer;padding:0;transition:all .3s ease}.carousel-dot.active{background:var(--accent-primary);width:30px;border-radius:5px}.carousel-dot:hover{background:hsla(0,0%,100%,.6)}@media (max-width:768px){.carousel-container{height:160px;margin-bottom:24px}}