.lp-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--lp-border);
    transition: box-shadow 0.3s;
}

.admin-bar .lp-header {
    top: 32px;
}

.lp-header.scrolled {
    box-shadow: var(--lp-shadow);
}

.lp-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.lp-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.lp-logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--lp-primary);
    color: #fff;
    font-weight: 700;
    font-size: 18px;
    border-radius: 8px;
}

.lp-logo-text {
    font-weight: 700;
    font-size: 18px;
    color: var(--lp-text);
}

.lp-nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.lp-nav a {
    text-decoration: none;
    color: var(--lp-text-sub);
    font-size: 13px;
    font-weight: 500;
    transition: color 0.2s;
}

.lp-nav a:hover {
    color: var(--lp-primary);
}

.lp-mobile-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 32px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

.lp-mobile-menu span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--lp-text);
    position: absolute;
    left: 0;
    transition: all 0.3s;
}

.lp-mobile-menu span:nth-child(1) { top: 0; }
.lp-mobile-menu span:nth-child(2) { top: 11px; }
.lp-mobile-menu span:nth-child(3) { top: 22px; }

.lp-mobile-menu.active span:nth-child(1) { top: 11px; transform: rotate(45deg); }
.lp-mobile-menu.active span:nth-child(2) { opacity: 0; }
.lp-mobile-menu.active span:nth-child(3) { top: 11px; transform: rotate(-45deg); }

.lp-scroll-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--lp-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
}

.lp-scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.lp-scroll-top:hover {
    background: var(--lp-primary-dark);
    transform: translateY(-2px);
}