:root {
    --navbar-height: 70px;
    --navbar-bg: linear-gradient(135deg, #111827 0%, #16213e 100%);
    --navbar-panel: #111827;
    --navbar-border: rgba(255, 255, 255, 0.12);
    --navbar-accent: #4cc9f0;
    --navbar-accent-deep: #076fab;
    --navbar-text: #f8fbff;
    --navbar-muted: rgba(248, 251, 255, 0.78);
    --navbar-ease: cubic-bezier(.22, 1, .36, 1);
}

.navbar {
    position: fixed;
    inset: 0 0 auto;
    z-index: 1000;
    height: var(--navbar-height);
    background: var(--navbar-bg);
    box-shadow: 0 10px 28px rgba(6, 14, 28, 0.24);
    backdrop-filter: blur(14px);
    transition: transform 240ms var(--navbar-ease), box-shadow 240ms var(--navbar-ease);
}

.navbar.is-hidden {
    transform: translateY(-110%);
}

.navbar-container {
    max-width: 1400px;
    height: 100%;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 20px;
}

.logo2 {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}

.logo2 img {
    height: 50px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 18px;
}

.nav-link,
.dropdown-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--navbar-text) !important;
    text-decoration: none;
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 1.45px;
    line-height: 1;
    border-radius: 12px;
    padding: 11px 14px;
    transition: color 200ms var(--navbar-ease), background-color 200ms var(--navbar-ease), transform 200ms var(--navbar-ease), box-shadow 200ms var(--navbar-ease);
    cursor: pointer;
}

.nav-link:hover,
.dropdown-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--navbar-accent) !important;
    transform: translateY(-1px);
}

.nav-link.active,
.dropdown-btn.active {
    color: var(--navbar-accent) !important;
    background: rgba(76, 201, 240, 0.12);
}

.nav-link:focus-visible,
.dropdown-btn:focus-visible,
.menu-btn:focus-visible,
.dropdown-link:focus-visible {
    outline: 3px solid rgba(76, 201, 240, 0.92);
    outline-offset: 3px;
}

.dropdown {
    position: relative;
    padding-bottom: 16px;
    margin-bottom: -16px;
}

.dropdown::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -16px;
    height: 18px;
    pointer-events: none;
}

.dropdown-arrow {
    margin-left: 6px;
    font-size: 11px;
    display: inline-flex;
    transition: transform 200ms var(--navbar-ease);
}

.dropdown-content {
    position: absolute;
    left: 50%;
    top: 100%;
    min-width: 220px;
    padding: 12px 8px 8px;
    background: rgba(17, 24, 39, 0.98);
    border: 1px solid var(--navbar-border);
    border-radius: 16px;
    box-shadow: 0 22px 50px rgba(0, 0, 0, 0.28);
    display: block !important;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, -8px);
    transition: opacity 180ms var(--navbar-ease), transform 180ms var(--navbar-ease);
    z-index: 1001;
}

.dropdown:hover .dropdown-content,
.dropdown:focus-within .dropdown-content,
.dropdown.active .dropdown-content {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, 0);
}

.dropdown:hover .dropdown-arrow,
.dropdown:focus-within .dropdown-arrow,
.dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--navbar-text) !important;
    text-decoration: none;
    font-size: 14px;
    line-height: 1.2;
    transition: background-color 180ms var(--navbar-ease), color 180ms var(--navbar-ease), transform 180ms var(--navbar-ease);
}

.dropdown-link:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--navbar-accent) !important;
    transform: translateX(2px);
}

.menu-btn {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 12px;
    color: var(--navbar-text);
    background: rgba(255, 255, 255, 0.06);
    cursor: pointer;
    transition: transform 180ms var(--navbar-ease), background-color 180ms var(--navbar-ease), border-color 180ms var(--navbar-ease);
}

.menu-btn:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.22);
}

.nav-backdrop {
    display: none;
}

body.nav-open {
    overflow: hidden;
}

@media (max-width: 800px) {
    .navbar {
        background: rgba(17, 24, 39, 0.98);
    }

    .navbar-container {
        padding: 0 18px;
        gap: 12px;
    }

    .logo2 img {
        height: 44px;
    }

    .menu-btn {
        display: inline-flex;
        margin-left: auto;
    }

    .nav-backdrop {
        display: block;
        position: fixed;
        inset: var(--navbar-height) 0 0;
        background: rgba(9, 18, 44, 0.52);
        backdrop-filter: blur(2px);
        opacity: 0;
        pointer-events: none;
        transition: opacity 200ms var(--navbar-ease);
        z-index: 998;
    }

    .nav-backdrop.is-active {
        opacity: 1;
        pointer-events: auto;
    }

    .nav-links {
        position: fixed;
        top: var(--navbar-height);
        right: 14px;
        left: 14px;
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        padding: 16px;
        background: var(--navbar-panel);
        border: 1px solid var(--navbar-border);
        border-radius: 22px;
        box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
        max-height: calc(100vh - 90px);
        overflow: auto;
        opacity: 0;
        pointer-events: none;
        transform: translateY(-12px) scale(0.98);
        transition: opacity 220ms var(--navbar-ease), transform 220ms var(--navbar-ease);
        z-index: 999;
    }

    .nav-links.active {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0) scale(1);
    }

    .nav-link,
    .dropdown-btn {
        width: 100%;
        justify-content: space-between;
        text-align: left;
        padding: 14px 16px;
        border-radius: 14px;
        background: rgba(255, 255, 255, 0.05);
    }

    .dropdown {
        width: 100%;
        padding-bottom: 0;
        margin-bottom: 0;
    }

    .dropdown-content {
        position: static;
        min-width: 0;
        margin-top: 8px;
        padding: 6px 0 0;
        border: 0;
        border-radius: 14px;
        box-shadow: none;
        background: transparent;
        display: none !important;
        visibility: visible;
        opacity: 1;
        pointer-events: auto;
        transform: none;
    }

    .dropdown.active .dropdown-content {
        display: block;
    }

    .dropdown-link {
        padding: 12px 16px;
        background: rgba(255, 255, 255, 0.04);
    }
}

@media (prefers-reduced-motion: reduce) {
    .navbar,
    .nav-link,
    .dropdown-btn,
    .dropdown-content,
    .dropdown-arrow,
    .dropdown-link,
    .menu-btn,
    .nav-backdrop {
        transition-duration: 0.01ms !important;
        transition-delay: 0ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}