.public-page {
    overflow-x: hidden;
}

.sf-public-header {
    position: sticky;
    top: 14px;
    z-index: 50;
    width: min(1160px, calc(100% - 32px));
    margin: 14px auto 0;
}

.sf-public-shell {
    min-height: 72px;
    padding: 10px 12px 10px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.88);
    box-shadow: 0 20px 70px rgba(15, 23, 42, 0.10);
    backdrop-filter: blur(18px);
}

.sf-public-brand {
    min-width: 0;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: #0f172a;
    text-decoration: none;
    font-weight: 950;
}

.sf-public-brand img,
.sf-public-brand span {
    width: 46px;
    height: 46px;
    flex: 0 0 46px;
    display: grid;
    place-items: center;
    border-radius: 17px;
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    object-fit: cover;
    font-size: 0.9rem;
    font-weight: 950;
}

.sf-public-brand strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

.sf-public-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
}

.sf-public-nav a {
    min-height: 44px;
    padding: 0 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    color: #64748b;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 900;
    transition: 0.2s ease;
}

.sf-public-nav a:hover {
    color: #0f172a;
    background: rgba(37, 99, 235, 0.08);
}

.sf-public-nav .sf-nav-login {
    margin-left: 4px;
    color: #ffffff;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.20);
}

.sf-menu-button {
    display: none;
    width: 46px;
    height: 46px;
    flex: 0 0 46px;
    place-items: center;
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 16px;
    background: #ffffff;
    cursor: pointer;
}

.sf-menu-button span {
    width: 20px;
    height: 2px;
    display: block;
    margin: 3px 0;
    border-radius: 999px;
    background: #0f172a;
    transition: 0.2s ease;
}

@media (max-width: 820px) {
    .sf-public-header {
        top: 10px;
        width: min(100% - 22px, 620px);
        margin-top: 10px;
    }

    .sf-public-shell {
        min-height: 66px;
        position: relative;
        border-radius: 24px;
    }

    .sf-public-brand strong {
        max-width: 190px;
    }

    .sf-menu-button {
        display: grid;
    }

    .sf-public-nav {
        position: absolute;
        top: calc(100% + 10px);
        left: 0;
        right: 0;
        display: none;
        padding: 10px;
        flex-direction: column;
        align-items: stretch;
        border: 1px solid rgba(148, 163, 184, 0.22);
        border-radius: 22px;
        background: rgba(255, 255, 255, 0.96);
        box-shadow: 0 22px 70px rgba(15, 23, 42, 0.14);
        backdrop-filter: blur(18px);
    }

    .sf-public-header.is-open .sf-public-nav {
        display: flex;
    }

    .sf-public-nav a {
        width: 100%;
        justify-content: flex-start;
        min-height: 48px;
        padding: 0 14px;
    }

    .sf-public-nav .sf-nav-login {
        justify-content: center;
        margin-left: 0;
        margin-top: 4px;
    }

    .sf-public-header.is-open .sf-menu-button span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .sf-public-header.is-open .sf-menu-button span:nth-child(2) {
        opacity: 0;
    }

    .sf-public-header.is-open .sf-menu-button span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

@media (max-width: 430px) {
    .sf-public-brand strong {
        max-width: 145px;
    }

    .sf-public-brand img,
    .sf-public-brand span,
    .sf-menu-button {
        width: 42px;
        height: 42px;
        flex-basis: 42px;
        border-radius: 15px;
    }
}