* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: #334155;
    background-color: #ffffff;
}
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
.section {
    padding: 80px 0;
}
.bg-light {
    background-color: #f8fafc;
}
.bg-dark {
    background-color: #0f172a;
    color: white;
}
.text-white {
    color: white !important;
}
.text-center {
    text-align: center;
}
.mb-20 {
    margin-bottom: 20px;
}
.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 60px;
    font-weight: 800;
    color: #0f172a;
    letter-spacing: -0.025em;
}
#tech .section-title {
    color: #ffffff;
}
.navbar {
    position: fixed;
    width: 100%;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #f1f5f9;
    z-index: 1000;
    height: 80px;
}
.nav-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}
.logo {
    display: flex;
    align-items: center;
    height: 100%;
    text-decoration: none;
}
.logo img {
    height: 45px;
    width: auto;
    transition: transform 0.3s ease;
}
.logo img:hover {
    transform: scale(1.02);
}
.nav-links a {
    text-decoration: none;
    color: #475569;
    margin-left: 30px;
    font-size: 0.95rem;
    font-weight: 600;
    transition: 0.2s;
}
.nav-links a:hover {
    color: #1e4073;
}
.btn-nav {
    background: #1e4073;
    color: white !important;
    padding: 10px 20px;
    border-radius: 6px;
}
.hero {
    padding: 200px 0 120px;
    background: radial-gradient(circle at top right, #eff6ff, #ffffff);
}
.hero h1 {
    font-size: 3.8rem;
    line-height: 1.1;
    margin-bottom: 30px;
    color: #0f172a;
    font-weight: 900;
}
.hero h1 span {
    color: #1e4073;
}
.hero p {
    font-size: 1.25rem;
    max-width: 750px;
    margin: 0 auto 45px;
    color: #64748b;
}
.hero-btns {
    display: flex;
    gap: 15px;
    justify-content: center;
}
.btn-dark {
    background: #1e4073;
    color: white;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: 0.3s;
    border: none;
    cursor: pointer;
    display: inline-block;
}
.btn-dark:hover {
    background: #152d52;
    transform: translateY(-2px);
}
.btn-outline {
    border: 2px solid #1e4073;
    color: #1e4073;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: 0.3s;
    display: inline-block;
}
.btn-outline:hover {
    background: #1e4073;
    color: white;
}
.grid-3-center {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}
.ref-card-logo {
    background: white;
    padding: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    height: 140px;
    transition: all 0.3s ease;
}
.ref-card-logo img {
    max-width: 85%;
    max-height: 70px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: 0.3s;
}
.ref-card-logo:hover {
    border-color: #1e4073;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}
.ref-card-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
}
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.feature-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 16px;
    border: 1px solid #f1f5f9;
    transition: 0.4s;
    height: 100%;
}
.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.05);
}
.feature-card i {
    font-size: 2rem;
    color: #1e4073;
    margin-bottom: 25px;
    display: block;
}
.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
    color: #0f172a;
}
.services-list {
    max-width: 900px;
    margin: 0 auto;
}
.service-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid #f1f5f9;
}
.service-icon {
    min-width: 64px;
    height: 64px;
    background: #f0f4f8; 
    color: #1e4073;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    transition: all 0.3s ease;
}
.service-item:hover .service-icon {
    background: #1e4073;
    color: #ffffff;
    transform: scale(1.1);
}
.tech-intro {
    max-width: 850px;
    margin: 0 auto 50px;
    color: #cbd5e1;
    line-height: 1.8;
    text-align: justify;
}
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
    text-align: left;
}
.tech-group h4 {
    color: #38bdf8;
    margin-bottom: 15px;
    font-size: 0.9rem;
    text-transform: uppercase;
    border-bottom: 1px solid #334155;
    padding-bottom: 8px;
}
.badge-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.badge {
    background: #1e293b;
    padding: 8px 16px;
    border-radius: 6px;
    font-family: monospace;
    border: 1px solid #334155;
    color: #38bdf8;
    font-size: 0.85rem;
}
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 80px;
    align-items: start;
}
.contact-info p {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}
.contact-info i {
    color: #1e4073;
    width: 24px;
    text-align: center;
}
.details-table {
    width: 100%;
    border-collapse: collapse;
}
.details-table td {
    padding: 12px 0;
    border-bottom: 1px solid #e2e8f0;
}
.footer {
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid #f1f5f9;
    color: #94a3b8;
}
@media (max-width: 992px) {
    .hero h1 {
        font-size: 3rem;
    }
    .nav-links a {
        margin-left: 15px;
    }
}
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero {
        padding: 160px 0 80px;
    }
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .section {
        padding: 60px 0;
    }
    .grid-3-center {
        grid-template-columns: 1fr;
        max-width: 320px;
    }
    .service-item {
        flex-direction: column;
        gap: 20px;
    }
}