* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
}

ul {
    list-style: none;
}

.c {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s;
    cursor: pointer;
}

.btn-pr {
    background: #0066CC;
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.3);
}

.btn-pr:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 204, 0.4);
}

.btn-sec {
    background: #fff;
    color: #0066CC;
    border: 2px solid #0066CC;
}

.btn-sec:hover {
    background: #0066CC;
    color: #fff;
}

.hdr {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    animation: slideDown 0.5s;
}

.nav-c {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.2rem;
    color: #0066CC;
}

.logo:hover svg {
    transform: rotate(360deg);
}

.logo svg {
    transition: transform 0.6s;
}

.mb-tog {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mb-tog span {
    width: 25px;
    height: 3px;
    background: #0066CC;
    transition: all 0.3s;
    border-radius: 2px;
}

.mb-tog.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mb-tog.active span:nth-child(2) {
    opacity: 0;
}

.mb-tog.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav-m {
    display: flex;
    gap: 30px;
}

.nav-m a {
    color: #666;
    font-weight: 500;
    position: relative;
}

.nav-m a:hover {
    color: #0066CC;
}

.nav-m a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #0066CC;
    transition: width 0.3s;
}

.nav-m a:hover::after {
    width: 100%;
}

.bn {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    position: relative;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.bn-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 0.5;
}

.pipes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.p1 {
    animation: flow1 15s infinite;
}

.p2 {
    animation: flow2 20s infinite;
}

@keyframes flow1 {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes flow2 {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(20px);
    }
}

.bn-t {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 20px;
    color: #0066CC;
    animation: fadeInUp 1s;
}

.bn-st {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 30px;
    animation: fadeInUp 1s 0.2s backwards;
}

.bn-btns {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    animation: fadeInUp 1s 0.4s backwards;
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    animation: fadeInUp 1s 0.6s backwards;
}

.stat {
    text-align: center;
}

.stat-n {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #0066CC;
}

.stat-t {
    color: #666;
    font-size: 0.9rem;
}

.prods {
    padding: 80px 0;
    background: #fff;
}

.prods h2,
.advs h2,
.txt-block h2,
.cta h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    color: #333;
}

.prods-g {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.prod-c {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 20px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.prod-c::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #0066CC, #FF6B35);
    transform: scaleX(0);
    transition: transform 0.3s;
    transform-origin: left;
}

.prod-c:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.prod-c:hover::before {
    transform: scaleX(1);
}

.prod-ic {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.prod-c h3 {
    margin-bottom: 15px;
    color: #333;
}

.prod-c p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.link {
    color: #0066CC;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.link:hover {
    gap: 10px;
}

.advs {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.advs h2 {
    color: #fff;
}

.advs-g {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.adv {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.adv:hover {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.15);
}

.adv-ic {
    font-size: 3rem;
    display: block;
    margin-bottom: 20px;
}

.adv h3 {
    margin-bottom: 15px;
}

.txt-block {
    padding: 80px 0;
    background: #f8f9fa;
}

.txt-block p {
    max-width: 800px;
    margin: 0 auto 20px;
    color: #666;
    line-height: 1.8;
}

.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #0066CC, #004499);
    text-align: center;
    color: #fff;
}

.cta h2 {
    color: #fff;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.ftr {
    background: #1a1a1a;
    color: #fff;
    padding: 50px 0 20px;
}

.ftr-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.ftr-col h4 {
    margin-bottom: 20px;
    color: #0066CC;
}

.ftr-col ul li {
    margin-bottom: 10px;
}

.ftr-col a {
    color: #999;
    transition: color 0.3s;
}

.ftr-col a:hover {
    color: #fff;
}

.ftr-col p {
    color: #999;
    margin-bottom: 10px;
}

.ftr-bot {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    color: #999;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .mb-tog {
        display: flex;
    }
    
    .nav-m {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #fff;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .nav-m.active {
        display: flex;
    }
    
    .bn-btns {
        flex-direction: column;
        align-items: stretch;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .prods-g,
    .advs-g {
        grid-template-columns: 1fr;
    }
}