.container {
    width: calc(100% - 48px);
    max-width: var(--container-width);
    margin-inline: auto;
}

/* Header */

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

.header-inner {
    min-height: 112px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.brand-name {
    font-size: 37.4px;
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1.3;
    color: var(--color-primary);
}

.brand-name span {
    color: var(--color-accent);
}

.brand-description {
    font-size: 13.2px;
    color: var(--color-muted);
    letter-spacing: -0.2px;
}

.header-contact {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.header-contact-label {
    font-size: 13.2px;
    color: var(--color-muted);
}

.header-contact strong {
    font-size: 25.3px;
    color: var(--color-primary);
}

.header-contact-description {
    font-size: 13.2px;
    color: var(--color-muted);
}

/* Navigation */

.primary-navigation {
    background: var(--color-primary);
    border-bottom: 3px solid var(--color-accent);
}

.navigation-inner {
    display: flex;
    align-items: stretch;
    min-height: 52px;
}

.nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 14px 10px;
    color: #fff;
    font-size: 15.4px;
    font-weight: 600;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    transition: background 0.2s ease;
}

.nav-link:first-child {
    border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.nav-link:hover,
.nav-link.is-active {
    background: var(--color-primary-dark);
}

/* Main Layout */

.page-layout {
    display: grid;
    grid-template-columns:
        var(--sidebar-left-width) minmax(0, 1fr) var(--sidebar-right-width);
    gap: var(--layout-gap);
    align-items: start;
    padding-top: 24px;
    padding-bottom: 56px;
}

.sidebar,
.main-content {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

/* Footer */

.site-footer {
    background: #e9edf1;
    border-top: 1px solid var(--color-border);
    padding: 28px 0 42px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid #cfd7df;
    font-size: 13.2px;
    font-weight: 600;
}

.footer-links a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.footer-links span {
    color: var(--color-muted);
    font-weight: 400;
}

.footer-info {
    padding-top: 18px;
    font-size: 13.2px;
    color: var(--color-muted);
}

.footer-info strong {
    display: block;
    margin-bottom: 6px;
    font-size: 17.6px;
    color: var(--color-primary);
}

.footer-info small {
    display: block;
    margin-top: 12px;
}

/* Mobile Navigation */

.mobile-menu-button {
    display: none;
}

/* Tablet */

@media (max-width: 1050px) {
    .page-layout {
        grid-template-columns: 190px minmax(0, 1fr);
    }

    .sidebar-right {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        align-items: start;
    }
}

/* Mobile */

@media (max-width: 700px) {
    .container {
        width: calc(100% - 28px);
    }

    .header-inner {
        min-height: 76px;
    }

    .brand-name {
        font-size: 29.7px;
    }

    .brand-description {
        font-size: 11px;
    }

    .header-contact {
        display: none;
    }

    .mobile-menu-button {
        display: flex;
        width: 42px;
        height: 42px;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        border: 1px solid var(--color-border);
        background: #fff;
        border-radius: 4px;
    }

    .mobile-menu-button span {
        width: 19px;
        height: 2px;
        background: var(--color-primary);
    }

    .navigation-inner {
        display: none;
        width: 100%;
        flex-direction: column;
    }

    .primary-navigation.is-open .navigation-inner {
        display: flex;
    }

    .nav-link {
        justify-content: flex-start;
        padding: 12px 16px;
        border: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .page-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 20px;
        padding-top: 18px;
    }

    .main-content {
        grid-row: 1;
    }

    .sidebar-left {
        grid-row: 2;
    }

    .sidebar-right {
        grid-row: 3;
        display: flex;
    }

    .footer-links {
        gap: 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}