:root{--primary-color: #1a2847;--secondary-color: #f59e0b;--accent-color: #ef4444;--text-dark: #1f2937;--text-light: #6b7280;--white: #ffffff;--light-gray: #f3f4f6;--border-color: #e5e7eb;--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text-dark);line-height:1.6;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;color:var(--primary-color)}h1{font-size:3rem}h2{font-size:2.5rem}h3{font-size:2rem}h4{font-size:1.5rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:1rem 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ease}.hero-title{font-size:4rem;margin-bottom:1.5rem;color:var(--white)}.highlight{color:var(--secondary-color)}.hero-subtitle{font-size:1.25rem;margin-bottom:2.5rem;color:#ffffffe6}.hero-buttons{display:flex;gap:1rem;flex-wrap:wrap}.section{padding:5rem 0}.section-gray{background:var(--light-gray)}.section-dark{background:var(--primary-color);color:var(--white)}.section-dark .section-title{color:var(--white)}.section-header{text-align:center;margin-bottom:4rem}.section-title{font-size:2.5rem;margin-bottom:1rem}.section-subtitle{font-size:1.125rem;color:var(--text-light);max-width:600px;margin:0 auto}.section-cta{text-align:center;margin-top:3rem}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;margin-bottom:4rem}.about-text h2{margin-bottom:1.5rem}.about-description{margin-bottom:1.5rem;color:var(--text-light);font-size:1.125rem}.about-image 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0 5rem;background:linear-gradient(135deg,var(--primary-color) 0%,#0f1729 100%);background-image:url(https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1920&h=600&fit=crop);background-size:cover;background-position:center;margin-top:80px;text-align:center;color:var(--white)}.page-hero .container{position:relative;z-index:2}.page-title{font-size:3.5rem;color:var(--white);margin-bottom:1rem;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.3)}.page-subtitle{font-size:1.25rem;color:var(--white);max-width:700px;margin:0 auto;text-shadow:1px 1px 2px rgba(0,0,0,.3)}.service-detail{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;margin-bottom:5rem}.service-detail.reverse{direction:rtl}.service-detail.reverse>*{direction:ltr}.service-detail-image 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svg{color:var(--secondary-color);margin-bottom:1rem}.value-card h3{font-size:1.25rem;margin-bottom:.75rem}.value-card p{color:var(--text-light)}.team-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.team-card{text-align:center;background:var(--white);border-radius:1rem;overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}.team-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}.team-image{height:300px;overflow:hidden}.team-image img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}.team-card:hover .team-image img{transform:scale(1.1)}.team-name{padding:1.5rem 1rem .5rem;font-size:1.25rem}.team-role{color:var(--text-light);padding-bottom:1.5rem}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem}.contact-info{padding:2rem 0}.contact-description{color:var(--text-light);font-size:1.125rem;margin-bottom:2.5rem}.contact-details{display:flex;flex-direction:column;gap:2rem}.contact-item{display:flex;gap:1.5rem;align-items:flex-start}.contact-icon{width:50px;height:50px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--secondary-color),#f97316);color:var(--white);border-radius:.75rem;flex-shrink:0}.contact-text h4{margin-bottom:.5rem;font-size:1.125rem}.contact-text p{color:var(--text-light);margin:.25rem 0}.contact-form-wrapper{background:var(--white);padding:2.5rem;border-radius:1rem;box-shadow:var(--shadow-lg)}.form-title{font-size:1.75rem;margin-bottom:2rem}.contact-form{display:flex;flex-direction:column;gap:1.5rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.form-group label{font-weight:600;color:var(--text-dark)}.form-group input,.form-group select,.form-group textarea{padding:.875rem 1rem;border:2px solid 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li{display:flex;align-items:center;gap:.75rem;color:#fffc}.contact-info svg{color:var(--secondary-color);flex-shrink:0}.footer-bottom{padding-top:2rem;border-top:1px solid rgba(255,255,255,.1);text-align:center;color:#ffffffb3}.whatsapp-button{position:fixed;bottom:2rem;right:2rem;width:60px;height:60px;background:#25d366;color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);z-index:999;transition:var(--transition);animation:pulse 2s infinite}.whatsapp-button:hover{transform:scale(1.1);box-shadow:0 10px 30px #25d36680}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@media (max-width: 1024px){.hero-title{font-size:3rem}.page-title{font-size:2.5rem}.about-content,.service-detail,.contact-grid{grid-template-columns:1fr;gap:2rem}.service-detail.reverse{direction:ltr}}@media (max-width: 768px){.nav{position:fixed;top:80px;left:0;right:0;background:var(--white);flex-direction:column;padding:2rem;box-shadow:var(--shadow-lg);transform:translate(-100%);transition:var(--transition)}.nav.open{transform:translate(0)}.nav-list{flex-direction:column;width:100%;gap:1rem}.nav-link{padding:.5rem 0;display:block}.menu-toggle{display:block}.hero{min-height:80vh;background-attachment:scroll}.hero-title{font-size:2.5rem}.hero-buttons{flex-direction:column}h1{font-size:2rem}h2{font-size:1.75rem}.section{padding:3rem 0}.services-grid,.projects-grid,.form-row,.mv-grid{grid-template-columns:1fr}.whatsapp-button{width:50px;height:50px;bottom:1.5rem;right:1.5rem}}@media (max-width: 480px){.container{padding:0 1rem}.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem}.btn{padding:.875rem 1.5rem;font-size:.95rem}.section-title{font-size:1.75rem}.contact-form-wrapper{padding:1.5rem}.logo-image{height:75px}.logo-text{font-size:1.25rem}.logo-tagline{font-size:.65rem}}.estimation-login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-color) 0%,#0f1729 100%);padding:2rem}.login-container{width:100%;max-width:450px}.login-card{background:var(--white);border-radius:1rem;padding:3rem;box-shadow:var(--shadow-lg)}.login-header{text-align:center;margin-bottom:2rem}.login-header svg{color:var(--secondary-color);margin-bottom:1rem}.login-header h1{font-size:2rem;color:var(--primary-color);margin-bottom:.5rem}.login-header p{color:var(--text-light)}.login-form{display:flex;flex-direction:column;gap:1.5rem}.login-form .form-group{display:flex;flex-direction:column;gap:.5rem}.login-form label{font-weight:600;color:var(--text-dark)}.login-form input{padding:.875rem;border:2px solid 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var(--primary-color)}.company-logo-left{flex-shrink:0}.logo-pdf-large{width:350px;height:auto}.company-address-right{text-align:right;flex-shrink:0}.company-name-small{color:var(--primary-color);font-size:1rem;font-weight:700;margin-bottom:.5rem;letter-spacing:1px}.company-address-right p{margin:.2rem 0;font-size:.85rem;line-height:1.4;color:var(--text-dark)}.pdf-title-section{text-align:center;margin:1.5rem 0}.doc-title-center{color:var(--primary-color);font-size:1.5rem;font-weight:700;text-decoration:underline;margin:0;letter-spacing:2px}.project-details{margin-bottom:2rem}.form-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:600;color:var(--text-dark);font-size:.875rem}.form-group input,.form-group select{padding:.75rem;border:2px solid var(--border-color);border-radius:.375rem;font-size:1rem}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--secondary-color)}.estimation-table{margin:2rem 0;overflow-x:auto}.estimation-table table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid #000}.estimation-table th,.estimation-table td{padding:.75rem;text-align:left;border:1px solid var(--border-color)}.estimation-table th{background:#d3d3d3;color:var(--text-dark);font-weight:700;font-size:.875rem;text-align:center;border:2px solid #000!important;padding:.5rem;line-height:1.3}.estimation-table input,.estimation-table select{width:100%;padding:.5rem;border:1px solid var(--border-color);border-radius:.25rem;font-size:.875rem}.estimation-table input:focus,.estimation-table select:focus{outline:none;border-color:var(--secondary-color)}.amount-cell{text-align:right;font-weight:600;color:var(--primary-color)}.btn-icon{padding:.5rem;border:none;background:transparent;cursor:pointer;border-radius:.25rem;transition:var(--transition);display:flex;align-items:center;justify-content:center}.btn-danger{color:var(--accent-color)}.btn-danger:hover:not(:disabled){background:#ef44441a}.btn-danger:disabled{opacity:.3;cursor:not-allowed}.btn-add-row{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:var(--secondary-color);color:var(--white);border:none;border-radius:.375rem;cursor:pointer;font-weight:600;margin-top:1rem;transition:var(--transition)}.btn-add-row:hover{background:#d97706;transform:translateY(-2px)}.estimation-summary{margin-top:2rem;padding-top:1.5rem;border-top:2px solid var(--border-color);display:flex;flex-direction:column;align-items:flex-end;gap:.75rem}.summary-row{display:flex;justify-content:space-between;min-width:350px;font-size:1.125rem}.summary-row span:first-child{font-weight:600;color:var(--text-dark)}.summary-amount{color:var(--primary-color);font-weight:700}.summary-total{padding-top:.75rem;border-top:2px solid var(--primary-color);font-size:1.5rem}.summary-total .summary-amount{color:var(--secondary-color)}.estimation-footer{margin-top:3rem;padding-top:2rem;border-top:2px solid var(--border-color)}.estimation-footer p{margin-bottom:.5rem}.estimation-footer ul{list-style:disc;margin-left:1.5rem;margin-bottom:2rem;color:var(--text-light)}.estimation-footer li{margin-bottom:.25rem}.signature-section{display:flex;justify-content:flex-end;margin-top:3rem}.signature-box{text-align:center;min-width:250px}.signature-line{margin:2rem 0 .5rem;font-weight:600}.pdf-mode .no-print,.pdf-mode .expand-btn,.pdf-mode .btn-icon,.pdf-mode 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