:root {
    --color-text: #171717;
    --color-background: #ffffff;
    --color-muted: #f5f5f5;
    --color-border: #e5e5e5;
    --color-accent: #6c42e8;
    --container-width: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--color-text);
    background: var(--color-background);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.65;
}

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

a {
    color: inherit;
}

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

.site-header {
    border-bottom: 1px solid var(--color-border);
    background: #fff;
}

.header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.site-logo {
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
}

.site-logo img {
    max-height: 48px;
    width: auto;
}

.primary-navigation .menu,
.footer-menu {
    display: flex;
    align-items: center;
    gap: 26px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.primary-navigation a,
.footer-menu a {
    text-decoration: none;
}

.primary-navigation li {
    position: relative;
}

.primary-navigation .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 20;
    min-width: 200px;
    padding: 12px;
    background: white;
    border: 1px solid var(--color-border);
    list-style: none;
}

.primary-navigation li:hover > .sub-menu,
.primary-navigation li:focus-within > .sub-menu {
    display: block;
}

.primary-navigation .sub-menu li {
    padding: 8px;
}

.menu-toggle {
    display: none;
}

.section {
    padding-block: 80px;
}

.section-alt {
    background: var(--color-muted);
}

.hero {
    padding-block: 120px;
}

.hero h1 {
    max-width: 850px;
    margin: 12px 0 20px;
    font-size: clamp(2.5rem, 6vw, 5rem);
    line-height: 1.08;
    letter-spacing: -0.04em;
}

.hero-description {
    max-width: 680px;
    font-size: 1.15rem;
}

.eyebrow,
.post-meta {
    color: #666;
    font-size: 0.9rem;
}

.button {
    display: inline-block;
    margin-top: 18px;
    padding: 13px 22px;
    color: white;
    background: var(--color-accent);
    border-radius: 6px;
    text-decoration: none;
}

.card-grid,
.post-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.service-card,
.post-card {
    padding: 24px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
}

.post-card img {
    width: 100%;
    margin-bottom: 16px;
    border-radius: 6px;
}

.page-content,
.blog-page,
.article-layout {
    padding-block: 64px;
}

.entry-content {
    max-width: 800px;
}

.entry-content img {
    height: auto;
}

.site-footer {
    padding-block: 32px;
    border-top: 1px solid var(--color-border);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.skip-link {
    position: absolute;
    left: -9999px;
}

.skip-link:focus {
    left: 12px;
    top: 12px;
    z-index: 100;
    padding: 12px;
    background: white;
}

@media (max-width: 760px) {
    .header-inner {
        flex-wrap: wrap;
        padding-block: 14px;
    }

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

    .primary-navigation {
        display: none;
        width: 100%;
    }

    .primary-navigation.is-open {
        display: block;
    }

    .primary-navigation .menu {
        align-items: stretch;
        flex-direction: column;
        gap: 0;
    }

    .primary-navigation .menu > li {
        padding: 10px 0;
    }

    .primary-navigation .sub-menu {
        display: block;
        position: static;
        border: 0;
        padding-left: 20px;
    }

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

    .hero {
        padding-block: 72px;
    }

    .section {
        padding-block: 56px;
    }

    .footer-inner {
        align-items: flex-start;
        flex-direction: column;
    }
}