.landing-nav {
    --landing-ink: #f3f1e8;
    --landing-muted: #a5aa9f;
    --landing-line: rgba(230, 232, 218, 0.13);
    --landing-line-strong: rgba(230, 232, 218, 0.22);
    --landing-lime: #d7f171;
    --landing-container: 1200px;
    position: sticky;
    z-index: 100;
    top: 0;
    border-bottom: 1px solid var(--landing-line);
    background: rgba(7, 9, 8, 0.86);
    color: var(--landing-ink);
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.55;
    backdrop-filter: blur(20px);
}

.landing-nav *,
.landing-nav *::before,
.landing-nav *::after { box-sizing: border-box; }

.landing-nav a { color: inherit; }

.landing-nav a:focus-visible,
.landing-nav button:focus-visible {
    outline: 3px solid rgba(215, 241, 113, 0.55);
    outline-offset: 4px;
}

.landing-container {
    width: min(calc(100% - 40px), var(--landing-container, 1200px));
    margin-inline: auto;
}

.landing-nav-inner {
    display: flex;
    min-height: 76px;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.landing-brand {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    gap: 11px;
    color: var(--landing-ink);
    font-size: 1rem;
    font-weight: 750;
    letter-spacing: -0.015em;
    text-decoration: none;
    white-space: nowrap;
}

.brand-logo {
    width: 38px;
    height: 38px;
    flex: 0 0 auto;
    border: 0;
    border-radius: 50%;
    object-fit: contain;
}

.brand-product {
    color: var(--landing-muted);
    font-size: 0.7rem;
    font-weight: 650;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.landing-nav-links {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 22px;
}

.landing-nav-links a {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    color: var(--landing-muted);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: color 160ms ease;
}

.landing-nav-links a:hover,
.landing-nav-links a[aria-current="page"] { color: var(--landing-ink); }

.landing-nav-actions,
.landing-social-links {
    display: flex;
    align-items: center;
}

.landing-nav-actions { gap: 10px; }
.landing-social-links { gap: 6px; }

.landing-social-link {
    display: inline-flex;
    width: 44px;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--landing-line);
    border-radius: 999px;
    color: var(--landing-muted);
    font-size: 0.95rem;
    text-decoration: none;
    transition: border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.landing-social-link:hover {
    border-color: rgba(215, 241, 113, 0.42);
    background: rgba(215, 241, 113, 0.06);
    color: var(--landing-ink);
}

.landing-button {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    gap: 9px;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 0.72rem 1.15rem;
    font-size: 0.87rem;
    font-weight: 750;
    letter-spacing: -0.01em;
    text-decoration: none;
}

.landing-nav .landing-button-primary,
.landing-nav .landing-button-primary:visited {
    border-color: var(--landing-lime);
    background: var(--landing-lime);
    color: #10130b;
}

.landing-nav .landing-button-primary:hover,
.landing-nav .landing-button-primary:focus-visible {
    border-color: #e2fa82;
    background: #e2fa82;
    color: #10130b;
}

.landing-button-text { min-height: 44px; color: var(--landing-muted); }
.landing-button-text:hover { color: var(--landing-ink); }

.mobile-menu-toggle,
.mobile-navigation { display: none; }

@media (max-width: 1080px) {
    .landing-nav-links { display: none; }

    .mobile-menu-toggle {
        display: inline-flex;
        width: 44px;
        min-width: 44px;
        min-height: 44px;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        border: 1px solid var(--landing-line-strong);
        border-radius: 12px;
        padding: 0;
        background: rgba(255, 255, 255, 0.025);
        color: var(--landing-ink);
        cursor: pointer;
    }

    .mobile-menu-toggle span {
        width: 18px;
        height: 2px;
        border-radius: 99px;
        background: currentColor;
        transition: opacity 160ms ease, transform 160ms ease;
    }

    .mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
    .mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .mobile-navigation:not([hidden]) {
        display: block;
        border-top: 1px solid var(--landing-line);
        background: rgba(7, 9, 8, 0.98);
    }

    .mobile-navigation-inner {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        padding-block: 12px 20px;
    }

    .mobile-navigation a {
        display: flex;
        min-height: 44px;
        align-items: center;
        justify-content: space-between;
        border-bottom: 1px solid var(--landing-line);
        padding: 10px 12px;
        color: var(--landing-muted);
        font-size: 0.84rem;
        font-weight: 700;
        text-decoration: none;
    }
}

@media (max-width: 820px) {
    .landing-container { width: min(calc(100% - 30px), var(--landing-container, 1200px)); }
    .brand-product,
    .landing-nav-actions .landing-button-text { display: none; }
}

@media (max-width: 600px) {
    .landing-nav-inner { min-height: 66px; gap: 10px; }
    .landing-social-links { display: none; }
    .landing-nav-actions .landing-button-primary { min-height: 44px; padding: 0.55rem 0.8rem; font-size: 0.76rem; }
    .mobile-navigation-inner { grid-template-columns: 1fr; }
}