.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(15, 17, 23, 0.9);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header__inner {
    min-height: 84px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 24px;
}

.site-header__left {
    display: flex;
    align-items: center;
    min-width: 0;
}

.site-header__right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

.site-brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
}

.site-brand__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    flex-shrink: 0;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    color: var(--accent);
    font-weight: 800;
    font-size: 1.35rem;
    box-shadow: var(--shadow);
}

.site-brand__logo {
    display: block;
    height: 58px;
    width: auto;
    max-width: 190px;
    object-fit: contain;
    flex-shrink: 0;
    padding: 6px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
}

.site-brand__text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.site-brand__name {
    color: var(--text);
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.1;
    white-space: nowrap;
}

.site-brand__sub {
    color: var(--muted);
    font-size: 0.82rem;
    line-height: 1.2;
    white-space: nowrap;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-width: 0;
}

.site-nav__item {
    position: relative;
    flex-shrink: 0;
}

.site-nav__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--text);
    font-weight: 700;
    font-size: 0.95rem;
    line-height: 1;
    white-space: nowrap;
    transition: 0.2s ease;
}

.site-nav__link:hover,
.site-nav__link:focus,
.site-nav__item.is-active > .site-nav__link {
    color: var(--accent);
    background: rgba(255, 255, 255, 0.04);
}

.site-nav__caret {
    font-size: 0.78rem;
    color: var(--muted);
    transition: transform 0.2s ease, color 0.2s ease;
}

.site-nav__item--has-dropdown:hover .site-nav__caret,
.site-nav__item--has-dropdown:focus-within .site-nav__caret {
    transform: rotate(180deg);
    color: var(--accent);
}

.site-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    min-width: 220px;
    padding: 10px;
    background: linear-gradient(180deg, #171c27 0%, #121722 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.28);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    z-index: 1200;
}

.site-nav__item--has-dropdown:hover .site-dropdown,
.site-nav__item--has-dropdown:focus-within .site-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-dropdown__link {
    display: block;
    padding: 11px 12px;
    border-radius: 12px;
    color: var(--muted);
    font-weight: 600;
    font-size: 0.94rem;
    transition: 0.2s ease;
}

.site-dropdown__link:hover,
.site-dropdown__link:focus,
.site-dropdown__link.is-active {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

.site-login-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    font-weight: 700;
    font-size: 0.94rem;
    transition: 0.2s ease;
}

.site-login-btn:hover,
.site-login-btn:focus {
    background: rgba(255, 255, 255, 0.06);
    color: var(--accent);
}

.account-menu {
    position: relative;
}

.account-menu__toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 46px;
    padding: 6px 10px 6px 6px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    cursor: pointer;
    transition: 0.2s ease;
}

.account-menu__toggle:hover,
.account-menu__toggle:focus {
    background: rgba(255, 255, 255, 0.06);
}

.account-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(91, 140, 255, 0.95), rgba(91, 140, 255, 0.75));
    color: #fff;
    font-weight: 800;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.account-menu__name {
    color: var(--text);
    font-weight: 700;
    font-size: 0.92rem;
    max-width: 120px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.account-caret {
    color: var(--muted);
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.account-menu.is-open .account-caret {
    transform: rotate(180deg);
}

.account-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 240px;
    padding: 10px;
    background: linear-gradient(180deg, #171c27 0%, #121722 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.28);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    z-index: 1250;
}

.account-menu.is-open .account-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.account-dropdown__header {
    padding: 10px 12px 12px;
}

.account-dropdown__title {
    color: var(--text);
    font-size: 0.96rem;
    font-weight: 800;
    line-height: 1.2;
}

.account-dropdown__subtitle {
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.84rem;
    line-height: 1.2;
}

.account-dropdown__link {
    display: block;
    padding: 11px 12px;
    border-radius: 12px;
    color: var(--muted);
    font-weight: 600;
    font-size: 0.94rem;
    transition: 0.2s ease;
}

.account-dropdown__link:hover,
.account-dropdown__link:focus {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

.account-dropdown__link--highlight {
    color: var(--accent);
    font-weight: 700;
}

.account-dropdown__link--danger {
    color: #ffb4b4;
}

.account-dropdown__divider {
    height: 1px;
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.08);
}

.mobile-nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    flex-shrink: 0;
}

.mobile-nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 999px;
}

.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    opacity: 0;
    visibility: hidden;
    transition: 0.25s ease;
    z-index: 1090;
}

.mobile-nav-overlay.show {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: min(88vw, 360px);
    height: 100vh;
    padding: 22px 18px;
    background: linear-gradient(180deg, #141924 0%, #11161f 100%);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    z-index: 1100;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-menu__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.mobile-menu__brand {
    min-width: 0;
}

.mobile-menu__eyebrow {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    font-weight: 700;
    margin-bottom: 6px;
}

.mobile-menu__title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1.2;
}

.mobile-menu__close {
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    font-size: 1.8rem;
    line-height: 1;
    cursor: pointer;
    flex-shrink: 0;
}

.mobile-menu__links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mobile-menu__group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-menu__link,
.mobile-menu__accordion {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--muted);
    font-weight: 600;
    font-size: 1rem;
    text-align: left;
    background: transparent;
    border: 0;
    transition: 0.2s ease;
}

.mobile-menu__link:hover,
.mobile-menu__link:focus,
.mobile-menu__accordion:hover,
.mobile-menu__accordion:focus,
.mobile-menu__link.is-active {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

.mobile-menu__accordion {
    cursor: pointer;
    color: var(--text);
    font-weight: 700;
}

.mobile-menu__accordion-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    color: var(--accent);
    font-size: 1.2rem;
    font-weight: 700;
    transition: transform 0.2s ease;
}

.mobile-menu__group.is-active .mobile-menu__accordion-icon,
.mobile-menu__accordion.is-open .mobile-menu__accordion-icon {
    transform: rotate(45deg);
}

.mobile-menu__panel {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 4px 0 0 10px;
}

.mobile-menu__panel.is-open {
    display: flex;
}

.mobile-menu__sublink {
    display: block;
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--muted);
    font-size: 0.95rem;
    transition: 0.2s ease;
}

.mobile-menu__sublink:hover,
.mobile-menu__sublink:focus,
.mobile-menu__sublink.is-active {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
}

.mobile-menu__sublink--overview {
    color: var(--accent);
    font-weight: 700;
}

.mobile-menu__account {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-menu__account-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.mobile-menu__account-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(91, 140, 255, 0.95), rgba(91, 140, 255, 0.75));
    color: #fff;
    font-weight: 800;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.mobile-menu__account-meta {
    min-width: 0;
}

.mobile-menu__account-name {
    color: var(--text);
    font-weight: 700;
    font-size: 0.96rem;
    line-height: 1.2;
}

.mobile-menu__account-role {
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.84rem;
    line-height: 1.2;
}

.mobile-menu__link--login {
    color: var(--text);
    font-weight: 700;
}

.mobile-menu__link--highlight {
    color: var(--accent);
    font-weight: 700;
}

.mobile-menu__link--danger {
    color: #ffb4b4;
    font-weight: 700;
}

.mobile-menu__footer {
    margin-top: auto;
    padding-top: 22px;
}

.mobile-menu__note {
    padding: 14px 16px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

body.menu-open {
    overflow: hidden;
}

@media (max-width: 1260px) {
    .site-header__inner {
        gap: 18px;
    }

    .site-nav__link {
        padding: 12px 10px;
        font-size: 0.9rem;
    }

    .site-brand__sub {
        display: none;
    }

    .account-menu__name {
        max-width: 90px;
    }

    .site-brand__logo {
    max-width: 150px;
    height: 52px;
    padding: 5px;
}
}

@media (max-width: 1080px) {
    .site-brand__name {
        font-size: 0.92rem;
    }

    .site-nav__link {
        padding: 12px 8px;
        font-size: 0.88rem;
    }

    .site-login-btn {
        padding: 0 14px;
    }

    .site-brand__logo {
    max-width: 135px;
    height: 48px;
    padding: 5px;
}
}

@media (max-width: 980px) {
    .site-header__inner {
        min-height: 76px;
        grid-template-columns: 1fr auto;
        gap: 14px;
    }

    .site-nav {
        display: none;
    }

    .mobile-nav-toggle {
        display: inline-flex;
    }

    .site-brand__badge {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        border-radius: 15px;
    }

    .site-brand__logo {
    height: 46px;
    max-width: 120px;
    padding: 4px;
}

    .site-brand__name {
        font-size: 0.92rem;
    }

    .site-brand__sub {
        display: block;
    }

    .account-menu__name,
    .account-caret {
        display: none;
    }

    .account-menu__toggle {
        min-height: 44px;
        padding: 5px;
    }

    .site-login-btn {
        min-height: 42px;
    }
}

@media (max-width: 760px) {
    .site-brand {
        gap: 10px;
    }

    .site-brand__badge {
        width: 46px;
        height: 46px;
        font-size: 1.15rem;
        border-radius: 14px;
    }

    .site-brand__logo {
    height: 42px;
    max-width: 100px;
    padding: 4px;
}

    .site-brand__name {
        font-size: 0.88rem;
        white-space: normal;
    }

    .site-brand__sub {
        font-size: 0.78rem;
        white-space: normal;
    }

    .site-header__right {
        gap: 10px;
    }

    .account-dropdown {
        min-width: 220px;
        right: 0;
    }
}