:root{--primary:#0060AA;--primary-hover:#004B87;--primary-dark:#073863;--primary-deep:#032341;--primary-light:#F0F6FC;--primary-surface:#E3EFF9;--secondary:#00A651;--secondary-hover:#008942;--secondary-light:#EAF8F1;--zalo-blue:#0068FF;--zalo-hover:#0055D4;--zalo-light:#E8F2FF;--accent-orange:#FF6B00;--accent-orange-hover:#E55C00;--accent-gold:#F59E0B;--text-title:#0F172A;--text-body:#334155;--text-muted:#64748B;--text-light:#94A3B8;--white:#FFFFFF;--bg-main:#FFFFFF;--bg-subtle:#F8FAFC;--bg-card:#FFFFFF;--border-light:#E2E8F0;--border-hover:#CBD5E1;--shadow-sm:0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);--shadow-md:0 4px 12px -2px rgba(0, 96, 170, 0.08), 0 2px 6px -1px rgba(0, 0, 0, 0.04);--shadow-lg:0 12px 28px -4px rgba(0, 96, 170, 0.12), 0 4px 12px -2px rgba(0, 0, 0, 0.05);--shadow-xl:0 20px 35px -5px rgba(0, 96, 170, 0.18), 0 8px 16px -4px rgba(0, 0, 0, 0.08);--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--transition-fast:0.2s cubic-bezier(0.4, 0, 0.2, 1);--transition-normal:0.3s cubic-bezier(0.4, 0, 0.2, 1);--transition-smooth:0.45s cubic-bezier(0.16, 1, 0.3, 1);--container-width:1240px}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:'Inter',Roboto,Arial,sans-serif!important;color:var(--text-body);background-color:var(--bg-main);line-height:1.65;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}h1,h2,h3,h4,h5,h6,.heading-font,.section-title,.hero-title,.card-title,.footer-title,.sidebar-title{font-family:'Inter',Roboto,Arial,sans-serif!important}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none;transition:var(--transition-fast)}ul,ol{list-style:none}button,input,select,textarea{font-family:inherit;font-size:inherit;outline:none;border:none}.container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 20px}.section-tag{display:inline-flex;align-items:center;gap:8px;background:var(--primary-light);color:var(--primary);font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:6px 14px;border-radius:var(--radius-full);margin-bottom:12px;border:1px solid rgb(0 96 170 / .15)}.section-tag i{color:var(--secondary)}.section-title{font-family:'Inter',Roboto,Arial,sans-serif!important;font-size:2.35rem;font-weight:700!important;color:var(--text-title);line-height:1.25;margin-bottom:16px;letter-spacing:-.015em;text-align:center}.section-title span{color:var(--primary);position:relative;display:inline-block}.section-desc{font-size:1.05rem;color:var(--text-muted);max-width:680px;margin:0 auto 40px auto}.text-center{text-align:center}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:600;font-size:.95rem;padding:12px 24px;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition-normal);text-align:center;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,#0077D4 100%);color:var(--white);box-shadow:0 4px 14px rgb(0 96 170 / .35)}.btn-primary:hover{background:linear-gradient(135deg,var(--primary-hover) 0%,var(--primary) 100%);transform:translateY(-2px);box-shadow:0 6px 20px rgb(0 96 170 / .45)}.btn-secondary{background:linear-gradient(135deg,var(--secondary) 0%,#10B981 100%);color:var(--white);box-shadow:0 4px 14px rgb(0 166 81 / .3)}.btn-secondary:hover{background:linear-gradient(135deg,var(--secondary-hover) 0%,var(--secondary) 100%);transform:translateY(-2px);box-shadow:0 6px 20px rgb(0 166 81 / .4)}.btn-orange{background:linear-gradient(135deg,var(--accent-orange) 0%,#FF8533 100%);color:var(--white);box-shadow:0 4px 14px rgb(255 107 0 / .35)}.btn-orange:hover{background:linear-gradient(135deg,var(--accent-orange-hover) 0%,var(--accent-orange) 100%);transform:translateY(-2px);box-shadow:0 6px 20px rgb(255 107 0 / .45)}.btn-zalo{background:linear-gradient(135deg,#0068FF 0%,#0084FF 100%);color:var(--white);box-shadow:0 4px 14px rgb(0 104 255 / .35)}.btn-zalo:hover{background:linear-gradient(135deg,#0056D4 0%,#0068FF 100%);transform:translateY(-2px);box-shadow:0 6px 20px rgb(0 104 255 / .5);color:var(--white)}.btn-zalo-big{background:linear-gradient(135deg,#0068FF 0%,#0091FF 100%);color:var(--white);padding:16px 24px;font-size:1.05rem;font-weight:700;border-radius:var(--radius-md);box-shadow:0 6px 20px rgb(0 104 255 / .4);display:flex;align-items:center;justify-content:center;gap:12px}.btn-zalo-big:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgb(0 104 255 / .55);color:var(--white)}.btn-outline{background:#fff0;color:var(--primary);border:1.5px solid var(--primary)}.btn-outline:hover{background:var(--primary-light);transform:translateY(-2px)}.btn-outline-white{background:rgb(255 255 255 / .12);color:var(--white);border:1.5px solid rgb(255 255 255 / .6);backdrop-filter:blur(4px)}.btn-outline-white:hover{background:var(--white);color:var(--primary);border-color:var(--white)}.btn-sm{padding:8px 16px;font-size:.88rem}.btn-lg{padding:15px 30px;font-size:1.02rem}.top-bar{background:var(--primary-deep);color:rgb(255 255 255 / .85);font-size:.84rem;padding:8px 0;border-bottom:1px solid rgb(255 255 255 / .08)}.top-bar-inner{display:flex;align-items:center;justify-content:space-between}.top-bar-left,.top-bar-right{display:flex;align-items:center;gap:24px}.top-item{display:inline-flex;align-items:center;gap:8px}.top-item i{color:#38BDF8}.top-item.badge-iso{background:rgb(0 166 81 / .2);color:#4ADE80;padding:2px 10px;border-radius:var(--radius-full);font-weight:600;border:1px solid rgb(0 166 81 / .3)}.top-item.badge-iso i{color:#4ADE80}.top-social{display:flex;gap:12px}.top-social a{color:rgb(255 255 255 / .7);transition:var(--transition-fast)}.top-social a:hover{color:var(--white)}.site-header{position:sticky;top:0;z-index:1000;background:rgb(255 255 255 / .98);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light);box-shadow:0 2px 14px rgb(0 0 0 / .05);transition:var(--transition-normal)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:20px}.brand-logo{display:flex;align-items:center;flex-shrink:0}.brand-logo img{height:48px;width:auto;object-fit:contain}.nav-menu{display:flex;align-items:center}.mobile-nav-header,.mobile-nav-contact,.mobile-menu-btn,.nav-overlay{display:none!important}.nav-menu-links{display:flex;align-items:center;gap:20px;margin:0;padding:0;list-style:none}.nav-link{font-weight:600;font-size:.93rem;color:var(--text-title);padding:8px 0;position:relative;display:inline-flex;align-items:center;gap:5px;white-space:nowrap}.nav-link::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2.5px;background:var(--primary);border-radius:var(--radius-full);transition:var(--transition-fast)}.nav-link:hover,.nav-link.active{color:var(--primary)}.nav-link:hover::after,.nav-link.active::after{width:100%}.nav-item-dropdown{position:relative}.nav-item-dropdown i{font-size:.75rem;transition:var(--transition-fast)}.nav-item-dropdown:hover i{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:100%;left:-80px;width:560px;background:var(--white);border-radius:var(--radius-md);box-shadow:0 16px 40px rgb(0 96 170 / .16);border:1px solid var(--border-light);padding:12px 14px;opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition-normal);z-index:1000;display:grid;grid-template-columns:1fr 1fr;gap:4px 16px}.dropdown-col{display:flex;flex-direction:column;gap:2px}.nav-item-dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-link{display:flex;align-items:center;gap:10px;padding:8px 10px;font-size:.86rem;font-weight:600;color:var(--text-body);border-radius:var(--radius-sm);transition:var(--transition-fast)}.dropdown-link:hover{background:var(--primary-light);color:var(--primary);padding-left:13px}.dropdown-link i{width:18px;color:var(--primary);font-size:.88rem;flex-shrink:0}.header-actions{display:flex;align-items:center;gap:16px;flex-shrink:0}.header-hotline{display:flex;align-items:center;gap:10px}.hotline-icon{width:40px;height:40px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.05rem;position:relative}.hotline-icon::after{content:'';position:absolute;inset:-3px;border-radius:50%;border:2px dashed rgb(0 96 170 / .4);animation:spin 14s linear infinite}@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}.hotline-text small{display:block;font-size:.72rem;color:var(--text-muted);text-transform:uppercase;font-weight:700}.hotline-text a{font-size:1rem;font-weight:800;color:var(--accent-orange);letter-spacing:-.01em}.hero-section{position:relative;min-height:640px;display:flex;align-items:center;background:linear-gradient(135deg,rgb(3 35 65 / .94) 0%,rgb(0 96 170 / .88) 100%),url(/wp-content/themes/flatsome-child/assets/images/hero.jpg) center/cover no-repeat;color:var(--white);padding:70px 0 90px 0;overflow:hidden}.hero-shapes{position:absolute;inset:0;pointer-events:none;overflow:hidden}.hero-shape-1{position:absolute;top:-120px;right:-120px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgb(0 166 81 / .25) 0%,transparent 70%);filter:blur(60px)}.hero-shape-2{position:absolute;bottom:-100px;left:10%;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgb(0 119 212 / .35) 0%,transparent 70%);filter:blur(50px)}.hero-grid{display:grid;grid-template-columns:1.25fr 0.95fr;gap:40px;align-items:center;position:relative;z-index:2}.hero-content{max-width:650px}.hero-badge{display:inline-flex;align-items:center;gap:10px;background:rgb(255 255 255 / .12);border:1px solid rgb(255 255 255 / .25);padding:7px 16px;border-radius:var(--radius-full);font-size:.88rem;font-weight:600;margin-bottom:22px;backdrop-filter:blur(8px)}.hero-badge .badge-icon{width:22px;height:22px;background:var(--secondary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.72rem}.hero-title{font-size:2.85rem;font-weight:800;line-height:1.2;letter-spacing:-.025em;margin-bottom:18px}.hero-title .highlight{color:#38BDF8}.hero-title .highlight-green{color:#4ADE80}.hero-description{font-size:1.1rem;line-height:1.7;color:rgb(255 255 255 / .88);margin-bottom:30px}.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:32px}.hero-features{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding-top:22px;border-top:1px solid rgb(255 255 255 / .15)}.hero-feature-item{display:flex;align-items:center;gap:10px}.hero-feature-item i{color:#4ADE80;font-size:1.15rem}.hero-feature-item span{font-size:.86rem;font-weight:600;color:rgb(255 255 255 / .9)}.hero-card{background:var(--white);border-radius:var(--radius-lg);padding:32px 28px;color:var(--text-body);box-shadow:0 25px 50px -12px rgb(0 0 0 / .35);border:1px solid rgb(255 255 255 / .5);position:relative}.hero-card::before{content:'';position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,#0068FF 0%,var(--primary) 50%,var(--secondary) 100%);border-radius:var(--radius-lg) var(--radius-lg) 0 0}.card-header-badge{display:inline-flex;align-items:center;gap:6px;background:#E8F2FF;color:#0068FF;font-size:.8rem;font-weight:700;padding:4px 12px;border-radius:var(--radius-full);margin-bottom:10px;text-transform:uppercase}.card-title{font-size:1.45rem;font-weight:800;color:var(--text-title);margin-bottom:8px;line-height:1.3}.card-desc{font-size:.9rem;color:var(--text-muted);margin-bottom:22px;line-height:1.55}.zalo-connect-box{background:linear-gradient(135deg,#F0F7FF 0%,#E5F1FF 100%);border:1.5px dashed #0068FF;border-radius:var(--radius-md);padding:20px;text-align:center;margin-bottom:16px}.zalo-connect-icon{width:56px;height:56px;background:#0068FF;color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin:0 auto 10px auto;box-shadow:0 4px 14px rgb(0 104 255 / .35)}.zalo-connect-title{font-size:1.05rem;font-weight:800;color:var(--text-title);margin-bottom:4px}.zalo-connect-number{font-size:1.35rem;font-weight:800;color:#0068FF;letter-spacing:-.01em;margin-bottom:12px}.zalo-benefits-list{text-align:left;margin-bottom:20px;padding:0 4px}.zalo-benefits-list li{display:flex;align-items:center;gap:10px;font-size:.88rem;color:var(--text-body);margin-bottom:10px;font-weight:500}.zalo-benefits-list li i{color:var(--secondary);font-size:.95rem;flex-shrink:0}.stats-section{position:relative;z-index:3;margin-top:-45px;margin-bottom:40px}.stats-card{background:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);padding:30px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;border:1px solid var(--border-light)}.stat-item{display:flex;align-items:center;gap:18px;padding:10px 0}.stat-item:not(:last-child){border-right:1px solid var(--border-light)}.stat-icon{width:58px;height:58px;border-radius:var(--radius-md);background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.6rem;flex-shrink:0}.stat-icon.green{background:var(--secondary-light);color:var(--secondary)}.stat-icon.orange{background:#FFF7ED;color:var(--accent-orange)}.stat-number{font-size:2rem;font-weight:800;color:var(--text-title);line-height:1.1;font-variant-numeric:tabular-nums}.stat-label{font-size:.86rem;color:var(--text-muted);font-weight:500;margin-top:3px}.about-section{padding:80px 0;background:var(--white)}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.about-media{position:relative}.about-img-wrap{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-xl);border:6px solid var(--white)}.about-badge-floating{position:absolute;bottom:-24px;right:-20px;background:var(--primary);color:var(--white);padding:20px 24px;border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);display:flex;align-items:center;gap:16px;max-width:280px}.about-badge-floating i{font-size:2.2rem;color:#4ADE80}.about-badge-title{font-size:1.15rem;font-weight:800;line-height:1.2}.about-badge-desc{font-size:.8rem;opacity:.85}.about-content .section-title{text-align:left}.about-content .section-desc{margin:0 0 28px 0}.about-features-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:34px}.feature-box{background:var(--bg-subtle);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:18px;transition:var(--transition-fast)}.feature-box:hover{background:var(--white);border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-md)}.feature-box-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}.feature-box-icon{width:36px;height:36px;background:var(--primary-light);color:var(--primary);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1rem}.feature-box-title{font-weight:700;font-size:.98rem;color:var(--text-title)}.feature-box-desc{font-size:.85rem;color:var(--text-muted);line-height:1.5}.services-section{padding:90px 0;background:var(--bg-subtle)}.services-filter,.services-filter-tabs{display:flex!important;justify-content:center!important;align-items:center!important;flex-wrap:wrap!important;gap:8px 10px!important;margin:24px auto 40px auto!important;max-width:1200px!important;width:100%!important;text-align:center!important}.filter-btn{display:inline-flex!important;align-items:center!important;justify-content:center!important;padding:8px 18px!important;border-radius:var(--radius-full)!important;background:var(--white)!important;border:1.5px solid var(--border-light)!important;font-family:'Inter',Roboto,Arial,sans-serif!important;font-weight:600!important;font-size:0.84rem!important;color:var(--text-body)!important;cursor:pointer!important;transition:var(--transition-fast)!important;box-shadow:0 1px 3px rgb(0 0 0 / .04)!important;white-space:nowrap!important;text-transform:none!important;letter-spacing:normal!important}.filter-btn:hover,.filter-btn.active{background:var(--primary)!important;color:var(--white)!important;border-color:var(--primary)!important;box-shadow:0 4px 14px rgb(0 96 170 / .28)!important}.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.service-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:var(--transition-normal);display:flex;flex-direction:column}.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-xl);border-color:rgb(0 96 170 / .3)}.service-card-media,.service-thumb{position:relative;height:220px;width:100%;overflow:hidden;background:#e2e8f0}.service-card-media img,.service-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform 0.6s cubic-bezier(.16,1,.3,1)}.service-card:hover .service-card-media img,.service-card:hover .service-thumb img{transform:scale(1.08)}.service-badge{position:absolute;top:14px;left:14px;background:rgb(3 35 65 / .88);color:var(--white,#ffffff);font-size:.74rem;font-weight:700;padding:4px 12px;border-radius:var(--radius-full,999px);backdrop-filter:blur(6px);text-transform:uppercase;letter-spacing:.04em;z-index:2;box-shadow:0 2px 8px rgb(0 0 0 / .25);border:1px solid rgb(255 255 255 / .2);pointer-events:none}.service-rating{position:absolute;bottom:12px;right:14px;background:rgb(255 255 255 / .95);color:#0f172a;font-size:.78rem;font-weight:800;padding:3px 10px;border-radius:var(--radius-full,999px);display:inline-flex;align-items:center;gap:5px;box-shadow:0 2px 8px rgb(0 0 0 / .15);z-index:2;backdrop-filter:blur(4px);pointer-events:none}.service-rating i{color:#f59e0b;font-size:.75rem}.service-card-body,.service-body{padding:22px 24px;display:flex;flex-direction:column;flex-grow:1}.service-card-title,.service-title{font-size:1.18rem;font-weight:800;color:var(--text-title,#0f172a);margin-bottom:10px;line-height:1.35;transition:var(--transition-fast)}.service-card-title a,.service-title a{color:inherit;transition:color 0.2s ease}.service-card-title a:hover,.service-title a:hover{color:var(--primary,#0060AA)}.service-card-desc,.service-desc{font-size:.88rem;color:var(--text-muted,#64748b);line-height:1.6;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.service-card-features,.service-checklist{list-style:none;padding:0;margin:0 0 20px 0;flex-grow:1;display:flex;flex-direction:column;gap:8px}.service-card-features li,.service-checklist li{display:flex;align-items:flex-start;gap:9px;font-size:.84rem;color:var(--text-body,#334155);line-height:1.45}.service-card-features li i,.service-checklist li i{color:var(--secondary,#00A651);font-size:.88rem;margin-top:2px;flex-shrink:0}.service-card-bottom,.service-footer{display:flex;align-items:center;justify-content:space-between;padding-top:16px;border-top:1px solid var(--border-light,#e2e8f0);gap:10px}.service-price{display:flex;flex-direction:column}.service-price span{font-size:.72rem;color:var(--text-muted,#64748b);text-transform:uppercase;font-weight:600}.service-price strong{font-size:1.05rem;font-weight:800;color:var(--primary,#0060AA);font-variant-numeric:tabular-nums}.service-card-actions{display:flex;align-items:center;gap:8px}.calculator-section{padding:90px 0;background:linear-gradient(135deg,#F0F6FC 0%,#E3EFF9 100%);position:relative}.calc-wrapper{background:var(--white);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);border:1px solid rgb(0 96 170 / .15);overflow:hidden;display:grid;grid-template-columns:1.3fr 0.9fr}.calc-form-side{padding:44px}.calc-title{font-size:1.7rem;font-weight:800;color:var(--text-title);margin-bottom:8px}.calc-subtitle{font-size:.95rem;color:var(--text-muted);margin-bottom:28px}.calc-step-label{font-size:.95rem;font-weight:700;color:var(--text-title);margin-bottom:14px;display:flex;align-items:center;gap:8px}.calc-step-number{width:24px;height:24px;background:var(--primary);color:var(--white);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.78rem}.service-chips{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px}.chip-option input[type="radio"]{display:none}.chip-label{display:flex;flex-direction:column;align-items:center;text-align:center;padding:14px 10px;border:1.5px solid var(--border-light);border-radius:var(--radius-md);background:var(--bg-subtle);cursor:pointer;transition:var(--transition-fast);font-size:.85rem;font-weight:600;gap:6px}.chip-label i{font-size:1.3rem;color:var(--primary)}.chip-option input[type="radio"]:checked+.chip-label{background:var(--primary-light);border-color:var(--primary);color:var(--primary);box-shadow:0 4px 10px rgb(0 96 170 / .15)}.slider-container{margin-bottom:28px}.slider-val-wrap{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}.slider-val-box{background:var(--primary-light);color:var(--primary);font-size:1.25rem;font-weight:800;padding:4px 14px;border-radius:var(--radius-sm);border:1px solid rgb(0 96 170 / .2)}.custom-range{width:100%;height:8px;border-radius:5px;background:#CBD5E1;outline:none;-webkit-appearance:none;cursor:pointer}.custom-range::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:24px;height:24px;border-radius:50%;background:var(--primary);cursor:pointer;box-shadow:0 2px 6px rgb(0 96 170 / .4);border:3px solid var(--white);transition:transform 0.1s ease}.custom-range::-webkit-slider-thumb:hover{transform:scale(1.15)}.frequency-group{display:flex;gap:12px;margin-bottom:24px}.freq-label{flex:1;padding:10px 14px;border:1.5px solid var(--border-light);border-radius:var(--radius-md);text-align:center;font-size:.88rem;font-weight:600;cursor:pointer;background:var(--bg-subtle);transition:var(--transition-fast)}.freq-option input[type="radio"]:checked+.freq-label{background:var(--secondary-light);border-color:var(--secondary);color:var(--secondary)}.calc-result-side{background:linear-gradient(145deg,var(--primary-dark) 0%,var(--primary-deep) 100%);color:var(--white);padding:44px 36px;display:flex;flex-direction:column;justify-content:space-between;position:relative}.calc-result-side::before{content:'';position:absolute;top:0;right:0;width:200px;height:200px;background:radial-gradient(circle,rgb(0 166 81 / .2) 0%,transparent 70%);pointer-events:none}.result-badge{display:inline-flex;align-items:center;gap:8px;background:rgb(255 255 255 / .12);padding:6px 14px;border-radius:var(--radius-full);font-size:.8rem;font-weight:600;color:#38BDF8;margin-bottom:20px}.price-display-box{margin-bottom:24px}.price-title{font-size:.95rem;color:rgb(255 255 255 / .8);margin-bottom:6px}.price-amount{font-size:2.6rem;font-weight:800;color:#FBBF24;line-height:1.1;letter-spacing:-.02em}.price-note{font-size:.8rem;color:rgb(255 255 255 / .65);margin-top:6px}.calc-includes{background:rgb(255 255 255 / .08);border-radius:var(--radius-md);padding:18px;margin-bottom:26px;border:1px solid rgb(255 255 255 / .1)}.calc-includes-title{font-size:.88rem;font-weight:700;margin-bottom:10px;color:rgb(255 255 255 / .95)}.calc-includes li{display:flex;align-items:center;gap:10px;font-size:.84rem;color:rgb(255 255 255 / .8);margin-bottom:6px}.calc-includes li i{color:#4ADE80;font-size:.85rem}.before-after-section,.ba-section{padding:80px 0;background:var(--white);position:relative}.ba-container{max-width:960px;margin:0 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#fff}.ba-range-input,.ba-slider-input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;z-index:20;margin:0;padding:0;touch-action:none}@media (max-width:768px){.ba-slider-wrap{height:360px}.ba-label{top:14px;padding:5px 12px;font-size:.72rem}.ba-label.before,.ba-label-before{right:14px}.ba-label.after,.ba-label-after{left:14px}}.process-section{padding:90px 0;background:var(--bg-subtle);position:relative}.process-steps-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative}.process-steps-grid::before{content:'';position:absolute;top:50px;left:5%;right:5%;height:3px;background:dashed #CBD5E1;background-size:12px 3px;z-index:1}.step-card{position:relative;z-index:2;text-align:center;background:var(--white);border-radius:var(--radius-lg);padding:30px 20px;border:1px solid var(--border-light);box-shadow:var(--shadow-sm);transition:var(--transition-normal)}.step-card:hover{transform:translateY(-8px);border-color:var(--primary);box-shadow:var(--shadow-lg)}.step-number-wrap{width:60px;height:60px;border-radius:50%;background:var(--primary);color:var(--white);display:flex;align-items:center;justify-content:center;font-size:1.35rem;font-weight:800;margin:0 auto 20px auto;box-shadow:0 4px 14px rgb(0 96 170 / .35);border:4px solid var(--white);position:relative}.step-card:hover .step-number-wrap{background:var(--secondary);box-shadow:0 4px 14px rgb(0 166 81 / .35)}.step-title{font-size:1.05rem;font-weight:700;color:var(--text-title);margin-bottom:8px}.step-desc{font-size:.85rem;color:var(--text-muted);line-height:1.5}.pricing-section{padding:90px 0;background:var(--white)}.pricing-table-wrap{background:var(--white);border-radius:var(--radius-xl);overflow-x:auto;box-shadow:var(--shadow-lg);border:1px solid var(--border-light)}.custom-table{width:100%;min-width:680px;border-collapse:collapse;text-align:left}.custom-table th{background:var(--primary-deep);color:var(--white);padding:18px 24px;font-weight:700;font-size:.95rem;letter-spacing:.02em}.custom-table td{padding:16px 24px;border-bottom:1px solid var(--border-light);font-size:.92rem;color:var(--text-body)}.custom-table tr:hover td{background:var(--primary-light)}.service-name-cell{font-weight:700;color:var(--text-title);display:flex;align-items:center;gap:12px}.service-name-cell i{color:var(--primary);font-size:1.1rem}.price-highlight{font-weight:800;color:var(--accent-orange);font-size:1.02rem}.badge-tag{display:inline-block;padding:3px 8px;border-radius:var(--radius-full);font-size:.72rem;font-weight:700;text-transform:uppercase}.badge-tag.hot{background:#FEE2E2;color:#DC2626}.badge-tag.eco{background:var(--secondary-light);color:var(--secondary)}.why-us-section{padding:90px 0;background:linear-gradient(135deg,#052A4A 0%,#001D36 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36 / .25)}.why-card:nth-child(4) .why-icon{background:rgb(244 114 182 / .18);color:#F472B6;border-color:rgb(244 114 182 / .25)}.why-title{font-size:1.15rem;font-weight:700;margin-bottom:12px;color:var(--white)}.why-desc{font-size:.88rem;color:rgb(255 255 255 / .75);line-height:1.6}.testimonials-section{padding:90px 0;background:var(--bg-subtle)}.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:50px}.testi-card{background:var(--white);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-sm);border:1px solid var(--border-light);display:flex;flex-direction:column;justify-content:space-between;transition:var(--transition-fast)}.testi-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgb(0 96 170 / .2)}.testi-stars{color:var(--accent-gold);font-size:.95rem;margin-bottom:14px}.testi-quote{font-size:.94rem;color:var(--text-body);font-style:italic;line-height:1.65;margin-bottom:22px}.testi-user{display:flex;align-items:center;gap:14px;border-top:1px solid var(--border-light);padding-top:16px}.testi-avatar{width:48px;height:48px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem}.testi-name{font-size:.96rem;font-weight:700;color:var(--text-title)}.testi-role{font-size:.8rem;color:var(--text-muted)}.partners-block{padding-top:40px;border-top:1px solid 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4px!important;border-radius:var(--radius-md)!important;font-weight:700!important;font-size:0.82rem!important;color:var(--white)!important;text-decoration:none!important;white-space:nowrap!important;overflow:hidden!important;text-overflow:ellipsis!important;box-sizing:border-box!important;box-shadow:0 2px 6px rgb(0 0 0 / .12)!important;line-height:1.2!important}.mobile-bar-hotline{background:linear-gradient(135deg,var(--accent-orange) 0%,#FF8533 100%)!important}.mobile-bar-zalo{background:linear-gradient(135deg,#0068FF 0%,#0084FF 100%)!important}.mobile-bar-btn i{font-size:0.95rem!important;flex-shrink:0!important}.mobile-bar-btn span{white-space:nowrap!important;overflow:hidden!important;text-overflow:ellipsis!important;min-width:0!important}@media (max-width:1024px){.site-header{z-index:99990}.header-inner{height:64px}.brand-logo 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.15);flex-shrink:0}.mobile-nav-contact-title{font-size:.82rem;font-weight:700;color:var(--primary);text-transform:uppercase;margin-bottom:10px;text-align:center}.nav-overlay{display:block!important;position:fixed;inset:0;width:100vw;height:100vh;height:100dvh;background:rgb(3 35 65 / .65);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:99995!important;opacity:0;visibility:hidden;transition:opacity 0.3s ease,visibility 0.3s ease}.nav-overlay.active{opacity:1;visibility:visible}.hero-grid{grid-template-columns:1fr;gap:40px}.hero-title{font-size:2.3rem}.stats-card{grid-template-columns:repeat(2,1fr);padding:24px}.stat-item:nth-child(2){border-right:none}.about-grid{grid-template-columns:1fr}.services-grid{grid-template-columns:repeat(2,1fr)}.calc-wrapper{grid-template-columns:1fr}.process-steps-grid{grid-template-columns:repeat(2,1fr)}.process-steps-grid::before{display:none}.why-grid{grid-template-columns:repeat(2,1fr)}.testimonials-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.cta-flex{flex-direction:column;text-align:center}}@media (max-width:768px){body{padding-bottom:calc(65px + env(safe-area-inset-bottom, 0px))}.top-bar{display:none}#btnHeaderZalo{display:none!important}.header-actions{gap:8px}.mobile-bottom-bar{display:block;padding:8px 12px calc(8px + env(safe-area-inset-bottom, 0px)) 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var(--border-light);font-size:.92rem;font-weight:700;color:var(--text-body);transition:var(--transition-fast)}.page-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}.page-btn.active{background:var(--primary);border-color:var(--primary);color:var(--white)}.widget-search-form{position:relative}.widget-search-input{width:100%;padding:12px 44px 12px 16px;border-radius:var(--radius-md);border:1px solid var(--border-light);font-size:.9rem;background:var(--bg-subtle);outline:none;transition:var(--transition-fast)}.widget-search-input:focus{border-color:var(--primary);background:var(--white);box-shadow:0 0 0 3px rgb(0 96 170 / 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