@media (max-width: 1180px) {
    .site-header-inner {
        gap: 16px;
    }

    .nav-links {
        gap: 18px;
        font-size: 0.86rem;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-copy {
        margin: 0 auto;
    }

    .hero-description,
    .hero-actions {
        justify-content: center;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-visual {
        min-height: 520px;
    }

    .hero-logo-wrapper {
        width: min(78vw, 560px);
    }

    .resource-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 1080px) {
    .container {
        width: min(calc(100% - 32px), var(--container-max));
    }

    .site-header {
        min-height: 74px;
    }

    .site-header-inner {
        min-height: 74px;
    }

    .brand-logo {
        width: 154px;
        height: 58px;
    }

    .nav-toggle {
        display: block;
        order: 3;
    }

    .header-actions {
        margin-left: auto;
    }

    .header-search {
        display: none;
    }

    .header-cta {
        display: none;
    }

    .nav-links {
        position: fixed;
        top: 74px;
        left: 16px;
        right: 16px;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px;
        border: 1px solid rgba(255, 255, 255, 0.12);
        border-radius: var(--radius-lg);
        background: rgba(7, 16, 19, 0.98);
        box-shadow: var(--shadow-premium);
    }

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

    .nav-links a {
        padding: 14px 12px;
        white-space: normal;
    }

    .nav-links a::after {
        display: none;
    }

    .hero-section {
        min-height: auto;
        padding-top: 124px;
    }

    .hero-title {
        font-size: clamp(3rem, 16vw, 4.7rem);
    }

    .hero-subtitle {
        font-size: clamp(1.25rem, 6vw, 1.9rem);
    }

    .hero-visual {
        min-height: 390px;
    }

    .global-search {
        grid-template-columns: 1fr;
    }

    .search-button {
        width: 100%;
    }

    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-panel {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (min-width: 1181px) and (max-height: 820px) {
    .hero-section {
        padding-top: calc(var(--header-height) + 20px);
        padding-bottom: 34px;
    }

    .hero-title {
        font-size: clamp(3.5rem, 7vw, 6.1rem);
    }

    .hero-logo-wrapper {
        width: min(100%, 560px);
    }

    .hero-visual {
        min-height: 560px;
    }
}

@media (max-width: 540px) {
    .section {
        padding: 72px 0;
    }

    .hero-section {
        padding-bottom: 46px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .button {
        width: 100%;
    }

    .hero-visual {
        min-height: 330px;
    }

    .product-grid,
    .resource-grid {
        grid-template-columns: 1fr;
    }

    .product-card {
        min-height: 180px;
    }

    .premium-band,
    .catalog-banner,
    .about-panel {
        padding: 32px 20px;
    }
}