:root {
    --primary: #1565d8;
    --primary-dark: #0b3b75;
    --navy: #071833;
    --light: #f4f7fb;
    --gray: #65758b;
    --white: #ffffff;
    --shadow: 0 18px 45px rgba(7, 24, 51, 0.12);
    --radius: 22px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    color: var(--navy);
    background: var(--white);
    line-height: 1.7;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: min(1180px, 92%);
    margin: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    box-shadow: 0 8px 25px rgba(7, 24, 51, 0.08);
}

.nav-wrapper {
    height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    height: 78px;
    overflow: hidden;
}

.logo img {
    height: 115px;
    width: auto;
    display: block;
    object-fit: contain;
}

@media (max-width: 768px) {
    .logo {
        height: 78px;
        max-width: 230px;
    }

    .logo img {
        height: 90px;
        max-width: 220px;
        object-fit: contain;
    }
}

@media (max-width: 420px) {
    .logo {
        max-width: 200px;
    }

    .logo img {
        height: 82px;
        max-width: 190px;
    }
}

.main-nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

.main-nav a {
    font-weight: 600;
    color: #22324d;
    position: relative;
}

.main-nav a.active,
.main-nav a:hover {
    color: var(--primary);
}

.main-nav a::after {
    content: "";
    position: absolute;
    width: 0;
    height: 3px;
    background: var(--primary);
    left: 0;
    bottom: -8px;
    border-radius: 10px;
    transition: 0.3s;
}

.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    border: none;
    background: var(--primary);
    color: white;
    padding: 10px;
    border-radius: 12px;
}

.hero {
    min-height: 680px;
    display: flex;
    align-items: center;
    background:
        radial-gradient(circle at top right, rgba(21, 101, 216, 0.22), transparent 35%),
        linear-gradient(135deg, #eef5ff, #ffffff);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.eyebrow,
.section-label,
.section-heading span {
    color: var(--primary);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 13px;
}

.hero h1 {
    font-size: clamp(42px, 6vw, 72px);
    line-height: 1.08;
    margin: 18px 0;
}

.hero p,
.section-heading p,
.split p {
    color: var(--gray);
    font-size: 18px;
}

.hero-actions {
    margin-top: 32px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    border-radius: 14px;
    font-weight: 700;
    transition: 0.3s;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 12px 28px rgba(21, 101, 216, 0.35);
}

.btn-primary:hover {
    transform: translateY(-3px);
    background: var(--primary-dark);
}

.btn-outline {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
}

.hero-card {
    background: var(--white);
    padding: 46px;
    border-radius: 32px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(21, 101, 216, 0.12);
}

.hero-icon {
    font-size: 76px;
    color: var(--primary);
}

.section {
    padding: 95px 0;
}

.light {
    background: var(--light);
}

.section-heading {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 54px;
}

.section-heading h2,
.split h2,
.cta h2 {
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.2;
    margin: 10px 0 16px;
}

.card-grid,
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 26px;
}

.info-card,
.product-card,
.highlight-card,
.about-box,
.info-box {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(7, 24, 51, 0.06);
    transition: 0.3s;
}

.info-card:hover,
.product-card:hover,
.highlight-card:hover,
.solution-card:hover {
    transform: translateY(-8px);
}

.info-card span,
.product-card span,
.about-box span,
.info-box span {
    color: var(--primary);
    font-size: 44px;
    margin-bottom: 18px;
}

.info-card h3,
.product-card h3,
.highlight-card h3 {
    margin-bottom: 12px;
    font-size: 21px;
}

.info-card p,
.product-card p,
.highlight-card p,
.info-box p,
.solution-card p {
    color: var(--gray);
}

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 54px;
    align-items: center;
}

.feature-list {
    display: grid;
    gap: 18px;
}

.feature-list div {
    background: white;
    padding: 18px 22px;
    border-radius: 16px;
    box-shadow: var(--shadow);
    font-weight: 700;
    display: flex;
    gap: 12px;
    align-items: center;
}

.feature-list span {
    color: var(--primary);
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

.cta {
    background: linear-gradient(135deg, var(--primary), var(--navy));
    color: var(--white);
    padding: 90px 0;
    text-align: center;
}

.cta p {
    margin-bottom: 28px;
    opacity: 0.9;
}

.page-hero {
    padding: 120px 0;
    background: linear-gradient(135deg, #eef5ff, #ffffff);
    text-align: center;
}

.page-hero h1 {
    font-size: clamp(38px, 5vw, 60px);
}

.page-hero p {
    color: var(--gray);
    font-size: 18px;
}

.product-grid {
    grid-template-columns: repeat(4, 1fr);
}

.small-btn {
    margin-top: 20px;
    display: inline-block;
    color: var(--primary);
    font-weight: 800;
}

.solution-list {
    display: grid;
    gap: 24px;
}

.solution-card {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 24px;
    padding: 28px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(7, 24, 51, 0.06);
    transition: 0.3s;
}

.solution-icon {
    background: #eef5ff;
    color: var(--primary);
    border-radius: 20px;
    display: grid;
    place-items: center;
}

.solution-icon span {
    font-size: 38px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr;
    gap: 36px;
}

.contact-form-card {
    background: white;
    padding: 38px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

input,
textarea {
    width: 100%;
    padding: 15px 16px;
    border: 1px solid #dbe3ef;
    border-radius: 14px;
    margin-bottom: 18px;
    font-family: inherit;
    font-size: 15px;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(21, 101, 216, 0.12);
}

.alert {
    padding: 14px 16px;
    border-radius: 14px;
    margin: 18px 0;
    font-weight: 700;
}

.alert.success {
    background: #e8f8ef;
    color: #087a3a;
}

.alert.error {
    background: #fff1f1;
    color: #b42318;
}

.contact-info {
    display: grid;
    gap: 20px;
}

.map-placeholder {
    height: 330px;
    border-radius: var(--radius);
    background: white;
    box-shadow: var(--shadow);
    display: grid;
    place-items: center;
    text-align: center;
    color: var(--gray);
}

.map-placeholder span {
    font-size: 58px;
    color: var(--primary);
}

.footer {
    background: var(--navy);
    color: white;
    padding-top: 70px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 36px;
}

.footer h3,
.footer h4 {
    margin-bottom: 18px;
}

.footer p,
.footer a {
    color: #b8c7dc;
    display: block;
    margin-bottom: 10px;
}

.footer a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding: 22px;
    margin-top: 45px;
    background: rgba(255,255,255,0.06);
    color: #b8c7dc;
}

.reveal {
    opacity: 0;
    transform: translateY(35px);
    transition: 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 992px) {
    .hero-grid,
    .split,
    .contact-grid {
        grid-template-columns: 1fr;
    }

    .card-grid,
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .highlight-grid,
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .main-nav {
        position: absolute;
        top: 78px;
        right: 4%;
        left: 4%;
        background: white;
        flex-direction: column;
        padding: 24px;
        border-radius: 20px;
        box-shadow: var(--shadow);
        display: none;
    }

    .main-nav.open {
        display: flex;
    }

    .menu-toggle {
        display: inline-flex;
    }
}

@media (max-width: 600px) {
    .hero {
        min-height: auto;
        padding: 80px 0;
    }

    .card-grid,
    .product-grid,
    .highlight-grid,
    .footer-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .solution-card {
        grid-template-columns: 1fr;
    }

    .section {
        padding: 70px 0;
    }

    .contact-form-card {
        padding: 26px;
    }
}