@media (max-width: 1100px) {
    .hero-grid {
        grid-template-columns: 1fr 0.78fr;
    }

    .principles {
        grid-template-columns: 1fr;
        max-width: 520px;
        gap: 16px;
    }

    .software-grid {
        grid-template-columns: 1fr;
    }

    .future-card {
        min-height: 280px;
    }
}

@media (max-width: 860px) {
    :root {
        --page-padding: 22px;
    }

    .nav-shell {
        min-height: 76px;
    }

    .brand-name {
        font-size: 0.72rem;
        letter-spacing: 0.2em;
    }

    .menu-toggle {
        z-index: 60;
        display: block;
        position: relative;
    }

    .menu-toggle span {
        position: absolute;
        left: 50%;
        width: 24px;
        margin: 0;
        transform: translateX(-50%);
        transition:
            transform var(--transition-normal),
            opacity var(--transition-normal),
            top var(--transition-normal);
    }

    .menu-toggle span:first-child {
        top: 17px;
    }

    .menu-toggle span:last-child {
        top: 25px;
    }

    .menu-toggle[aria-expanded="true"] span:first-child {
        top: 21px;
        transform: translateX(-50%) rotate(45deg);
    }

    .menu-toggle[aria-expanded="true"] span:last-child {
        top: 21px;
        transform: translateX(-50%) rotate(-45deg);
    }

    .main-navigation {
        position: fixed;
        inset: 76px 0 auto;
        display: grid;
        gap: 0;
        padding: 10px var(--page-padding) 18px;
        border-bottom: 1px solid rgba(17, 45, 69, 0.08);
        background: rgba(248, 251, 253, 0.995);
        box-shadow: 0 18px 40px rgba(18, 45, 67, 0.08);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition:
            opacity var(--transition-normal),
            transform var(--transition-normal);
    }

    .main-navigation.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .nav-link {
        padding: 14px 4px;
        border-bottom: 1px solid rgba(17, 45, 69, 0.07);
        font-size: 0.98rem;
    }

    .nav-link:last-child {
        border-bottom: 0;
    }

    .nav-link::after {
        left: 0;
        right: auto;
        bottom: 7px;
        width: 0;
        height: 2px;
        transition: width var(--transition-normal);
    }

    .nav-link:hover::after,
    .nav-link:focus-visible::after,
    .nav-link.active::after {
        width: 32px;
        right: auto;
    }

    .hero {
        min-height: auto;
    }

    .hero-grid {
        display: block;
        min-height: auto;
    }

    .hero-copy {
        padding: 58px 0 30px;
    }

    .hero h1 {
        font-size: clamp(2.8rem, 11vw, 4.8rem);
    }

    .hero-intro {
        margin-top: 24px;
    }

    .hero-actions {
        margin-top: 26px;
    }

    .principles {
        margin-top: 32px;
        gap: 13px;
    }

    .principle {
        gap: 10px;
    }

    .hero-art {
        height: 225px;
    }

    .hero-logo-ghost {
        top: 20px;
        left: 42%;
        width: 105px;
    }

    .hero-orb {
        width: 290px;
        height: 290px;
        top: -10px;
        left: 30%;
    }

    .ridge-far {
        height: 55%;
    }

    .ridge-mid {
        height: 46%;
    }

    .ridge-front {
        height: 36%;
    }

    .mist {
        height: 72px;
    }

    .software-section {
        padding: 72px 0 76px;
    }

    .values-section {
        padding: 72px 0;
    }

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

    .app-preview {
        min-height: 320px;
        padding-top: 30px;
    }

    .phone {
        height: 350px;
    }

    .software-card-copy {
        padding: 34px;
    }

    .future-card {
        min-height: 230px;
        padding: 34px;
    }

    .future-mark {
        width: 74px;
        height: 108px;
    }

    .values-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 18px;
        padding-block: 30px;
    }

    .copyright {
        justify-self: start;
    }
}

@media (max-width: 560px) {
    :root {
        --page-padding: 26px;
    }

    .hero-copy {
        padding-top: 50px;
        padding-bottom: 26px;
    }

    .hero h1 {
        font-size: clamp(2.6rem, 10vw, 4.2rem);
    }

    .hero h1 span {
        margin-top: 10px;
    }

    .hero-intro {
        font-size: 0.98rem;
        line-height: 1.72;
    }

    .hero-actions {
        align-items: flex-start;
        flex-direction: column;
        gap: 18px;
    }

    .button {
        width: 100%;
    }

    .principles {
        gap: 12px;
        margin-top: 30px;
    }

    .principle p {
        font-size: 0.78rem;
    }

    .hero-art {
        height: 210px;
    }

    .hero-logo-ghost {
        left: 42%;
        width: 95px;
    }

    .hero-orb {
        width: 250px;
        height: 250px;
        left: 28%;
    }

    .software-section {
        padding-top: 64px;
        padding-bottom: 68px;
    }

    .section-heading {
        margin-bottom: 30px;
        text-align: left;
    }

    .section-heading > p:last-child {
        margin-top: 16px;
    }

    .software-grid {
        gap: 18px;
    }

    .software-card {
        border-radius: 24px;
    }

    .app-preview {
        min-height: 300px;
        padding-top: 28px;
    }

    .phone {
        width: 200px;
        height: 330px;
    }

    .future-card,
    .software-card-copy {
        padding: 28px;
    }

    .future-card {
        min-height: 210px;
    }

    .future-mark {
        width: 68px;
        height: 96px;
    }

    .software-card h3 {
        font-size: 1.8rem;
    }

    .values-section {
        padding-top: 62px;
        padding-bottom: 62px;
    }

    .values-grid {
        gap: 24px;
    }

    .values-copy {
        gap: 14px;
    }

    .footer-inner {
        min-height: auto;
        padding-top: 34px;
        padding-bottom: 34px;
    }
}

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

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}