:root {
    --bg: #ffffff;
    --bg-soft: #f6f7f8;
    --text: #1f2933;
    --muted: #5f6b76;
    --line: #dde3ea;
    --primary: #2f6fed;
    --primary-soft: #eaf2fb;
    --card: #ffffff;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
    --radius: 18px;
    --radius-small: 12px;
    --max-width: 1160px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Segoe UI", "Segoe UI Variable", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    width: min(var(--max-width), calc(100% - 40px));
    margin: 0 auto;
}

.narrow {
    width: min(820px, calc(100% - 40px));
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(8px);
}

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
}

.brand:hover {
    text-decoration: none;
}
.brand-logo {
    width: 420px;
    max-width: 100%;
    height: auto;
}

.brand-text {
    font-size: 1.05rem;
    letter-spacing: 0.2px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.main-nav a {
    color: var(--muted);
    font-weight: 500;
    text-decoration: none;
}

.main-nav a:hover {
    color: var(--text);
}

.hero {
    padding: 84px 0 72px;
    background:
        linear-gradient(to bottom, #ffffff 0%, #fbfcfd 100%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: center;
}

.eyebrow,
.section-label {
    margin: 0 0 12px;
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 0.3px;
}

.hero h1,
.section h2 {
    margin: 0 0 18px;
    line-height: 1.15;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    max-width: 16ch;
}

.hero-text,
.section-text,
.lead {
    color: var(--muted);
    font-size: 1.08rem;
}

.hero-actions {
    margin-top: 28px;
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    text-decoration: none;
    transition: 0.18s ease;
}

.button:hover {
    text-decoration: none;
    transform: translateY(-1px);
}

.button-primary {
    background: var(--primary);
    color: #ffffff;
}

.button-primary:hover {
    filter: brightness(1.03);
}

.button-secondary {
    background: #ffffff;
    color: var(--text);
    border-color: var(--line);
}

.button-secondary:hover {
    background: var(--bg-soft);
}

.hero-card,
.synx-highlight,
.feature-card,
.service-item,
.contact-box {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.hero-card {
    padding: 0;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: fill;
}

.section {
    padding: 84px 0;
}

.section-light {
    background: var(--bg-soft);
    border-top: 1px solid #eef2f6;
    border-bottom: 1px solid #eef2f6;
}

.section-heading {
    max-width: 760px;
    margin-bottom: 32px;
}

.feature-grid,
.service-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card,
.service-item {
    padding: 24px;
}

.feature-card h3,
.service-item h3,
.synx-highlight h3 {
    margin: 0 0 10px;
    font-size: 1.15rem;
    font-weight: 600;
}

.feature-card p,
.service-item p,
.synx-highlight p,
.contact-box p {
    margin: 0;
    color: var(--muted);
}

.synx-highlight {
    margin-top: 24px;
    padding: 28px;
    background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
}

.text-link {
    display: inline-block;
    margin-top: 16px;
    font-weight: 600;
}

.contact-box {
    margin-top: 24px;
    padding: 24px;
}

.site-footer {
    padding: 28px 0;
    border-top: 1px solid var(--line);
    background: #ffffff;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 0.95rem;
}

@media (max-width: 980px) {
    .hero-grid,
    .feature-grid,
    .service-list {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        max-width: none;
    }
}

@media (max-width: 760px) {
    .header-inner {
        min-height: auto;
        padding: 16px 0;
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        flex-wrap: wrap;
        gap: 14px 18px;
    }

    .hero {
        padding: 56px 0 48px;
    }

    .section {
        padding: 60px 0;
    }

    .container,
    .narrow {
        width: min(100% - 28px, var(--max-width));
    }

    .footer-inner {
        flex-direction: column;
    }
}