/* Help banner above topbar */
.top-banner {
    background: var(--primary-accent);
    color: #fff;
    font-size: 14px;
    line-height: 1.4;
}

.top-banner-inner {
    padding: 9px 24px;
    text-align: center;
}

.top-banner p {
    margin: 0;
    font-weight: 500;
}

.top-banner a {
    color: #fff;
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.top-banner a:hover {
    color: #fff;
    opacity: 0.92;
}

/* Topbar Base Styles */
.topbar {
    position: sticky;
    top: 0;
    z-index: 1002;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 20px rgba(12, 74, 110, 0.07);
}

.topbar::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: linear-gradient(
        90deg,
        var(--primary-accent) 0%,
        var(--cta-accent) 50%,
        var(--primary-accent) 100%
    );
    opacity: 0.85;
    pointer-events: none;
}

.topbar-inner {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    padding: 14px 0;
    gap: 16px;
}

.topbar-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex: 0 0 auto;
}

.topbar-menu {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex: 1 1 auto;
    min-width: 0;
}

/* Brand Styles */
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 18px;
    color: var(--text-color);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.brand:hover {
    color: var(--text-color);
    opacity: 0.92;
}

.brand img {
    height: 44px;
    width: auto;
    display: block;
    transition: transform 0.2s ease;
}

.brand:hover img {
    transform: scale(1.02);
}

/* Navigation Styles */
.nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.nav > a,
.nav-item > a {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 15px;
    letter-spacing: 0.01em;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.2s ease;
}

.nav > a::after,
.nav-item > a::after {
    content: '';
    position: absolute;
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0.3rem;
    height: 2px;
    background: var(--primary-accent);
    border-radius: 1px;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.2s ease;
}

.nav > a:hover,
.nav > a.active,
.nav > a[aria-current='page'],
.nav-item > a:hover {
    color: var(--primary-accent);
}

.nav > a:hover::after,
.nav > a.active::after,
.nav > a[aria-current='page']::after {
    transform: scaleX(1);
}

.nav-item > a::after {
    display: none;
}

.nav-chevron {
    display: inline-block;
    width: 0.45rem;
    height: 0.45rem;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-1px);
    opacity: 0.7;
}

/* Dropdown Styles */
.nav-item {
    position: relative;
    display: inline-block;
}

.nav-dropdown {
    position: absolute;
    top: calc(100% + 0.35rem);
    left: 0;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
    z-index: 1003;
    padding: 0.35rem;
    pointer-events: none;
    margin-top: 0;
}

.nav-item:hover .nav-dropdown,
.nav-dropdown:hover {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.nav-dropdown a {
    display: block;
    padding: 0.625rem 0.75rem;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    white-space: nowrap;
    border-radius: 8px;
    transition: color 0.2s ease, background 0.2s ease;
}

.nav-dropdown a::after {
    display: none;
}

.nav-dropdown a:hover,
.nav-dropdown a.active,
.nav-dropdown a[aria-current='page'] {
    background: var(--bg-secondary);
    color: var(--primary-accent);
}

.nav-dropdown-divider {
    margin: 0.35rem 0;
    border: none;
    border-top: 1px solid var(--border-color);
}

/* Topbar CTA Buttons */
.topbar-cta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    padding-left: 16px;
    margin-left: 4px;
    border-left: 1px solid var(--border-color);
}

.topbar-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid rgba(12, 74, 110, 0.18);
    border-radius: 10px;
    background: var(--bg-secondary);
    color: var(--primary-accent);
    cursor: pointer;
    flex: 0 0 auto;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.topbar-toggle:hover {
    border-color: var(--primary-accent);
    color: var(--white);
    background: var(--primary-accent);
}

.topbar-toggle-icon {
    display: block;
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.btn-topbar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    font-weight: 600;
    font-size: 14px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-topbar--ghost {
    background: transparent;
    color: var(--primary-accent);
    border: 1.5px solid rgba(12, 74, 110, 0.22);
}

.btn-topbar--ghost:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-accent);
    color: var(--primary-accent);
}

.btn-topbar--primary {
    background: var(--primary-accent, #0C4A6E);
    color: white;
    border: 1.5px solid var(--primary-accent, #0C4A6E);
}

.btn-topbar--primary:hover {
    background: var(--primary-accent-light, #075985);
    border-color: var(--primary-accent-light, #075985);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(12, 74, 110, 0.28);
}

.topbar-lang {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: none;
    white-space: nowrap;
    padding: 0 2px;
    line-height: 1;
    transition: color 0.2s ease;
}

.topbar-lang:hover {
    color: var(--primary-accent);
}

.topbar-cta-group {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

@media (max-width: 1050px) {
    .topbar-inner {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 0;
    }

    .topbar-main {
        width: 100%;
    }

    .brand {
        justify-content: flex-start;
        text-align: left;
        font-size: 16px;
    }

    .topbar-toggle {
        display: inline-flex;
    }

    .topbar-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 14px;
        margin-top: 12px;
        border: 1px solid var(--border-color);
        border-radius: 16px;
        background: var(--white);
        box-shadow: var(--shadow-lg);
    }

    .topbar.is-open .topbar-menu {
        display: flex;
    }

    .topbar.is-open .topbar-toggle {
        border-color: var(--primary-accent);
        color: var(--white);
        background: var(--primary-accent);
    }

    .nav {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
    }

    .nav > a,
    .nav-item > a {
        display: block;
        font-size: 14px;
        padding: 10px 12px;
        border-radius: 10px;
        background: var(--bg-secondary);
        color: var(--text-color);
    }

    .nav > a::after,
    .nav-item > a::after {
        display: none;
    }

    .nav > a:hover,
    .nav > a.active,
    .nav > a[aria-current='page'],
    .nav-item > a:hover {
        color: var(--primary-accent);
        background: #eff6fb;
    }

    .nav-item {
        display: block;
    }

    .nav-dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
        box-shadow: none;
        border: none;
        padding: 0;
        margin-top: 6px;
        min-width: 0;
        background: transparent;
        display: grid;
        gap: 6px;
    }

    .nav-dropdown a {
        white-space: normal;
        background: var(--bg-secondary);
    }

    .nav-dropdown a:hover,
    .nav-dropdown a.active,
    .nav-dropdown a[aria-current='page'] {
        background: #eff6fb;
        color: var(--primary-accent);
    }

    .nav-dropdown-divider {
        display: none;
    }

    .topbar-cta {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        padding-left: 0;
        margin-left: 0;
        border-left: none;
        padding-top: 4px;
        border-top: 1px solid var(--border-color);
    }

    .topbar-cta-group {
        width: 100%;
        justify-content: center;
        gap: 12px;
    }

    .btn-topbar {
        width: 100%;
        padding: 10px 16px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .topbar-inner {
        padding: 10px 0;
    }

    .brand {
        gap: 8px;
        font-size: 15px;
    }

    .brand img {
        height: 38px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .brand img,
    .nav > a::after,
    .nav-dropdown,
    .topbar-toggle,
    .btn-topbar--primary:hover {
        transition: none;
        transform: none;
    }

    .nav-item:hover .nav-dropdown,
    .nav-dropdown:hover {
        transform: none;
    }
}