.top_navbar {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    background: var(--top-nav-bg);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: transform 0.3s ease, opacity 0.3s ease;
    will-change: transform;
}

.top_navbar.no-transition {
  transition: none !important;
}

.top_navbar.hidden {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.top_navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
    padding: 0.5rem clamp(1rem, 2vw + 0.5rem, 3rem);
    height: var(--top-nav-height);
    min-height: var(--top-nav-height);
}

.top_navbar-left {
    display: flex;
    justify-self: start;
    align-items: center;
    gap: clamp(1rem, 2vw, 2rem);
}

.top_navbar-contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--page-text);
    text-decoration: none;
    font-size: clamp(0.75rem, 1vw, 0.875rem);
    transition: color 0.2s ease;
}

.top_navbar-contact-item:hover {
    color: var(--accent-soft);
}

.top_navbar-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.top_navbar-icon svg {
    width: 14px;
    height: 14px;
}

.top_navbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.top_navbar-lng-selector {
    position: relative;
}

.top_navbar-lng-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: transparent;
    border: none;
    padding: 0.4rem 0.75rem;
    color: var(--page-text);
    font-size: 0.813rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.top_navbar-lng-btn:hover {
    opacity: 0.85;
}

.top_navbar-chevron {
    transition: transfrom 0.2s ease;
}

.top_navbar-lng-btn.active .top_navbar-chevron {
    transform: rotate(90deg);
}

.top_navbar-lng-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--surface-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 1001;
}

.top_navbar-lng-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.top_navbar-lng-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    background: transparent;
    border: none;
    border-radius: 6px;
    padding: 0.6rem 0.75rem;
    color: var(--page-text);
    font-size: 0.875rem;
    text-align: left;
    cursor: pointer;
    transition: background 0.2s ease;
}

.top_navbar-lng-option:hover {
    background: rgba(100, 100, 100, 0.1);
}

.top_navbar-lng-option.selected {
    background: rgba(0, 225, 255, 0.842);
}

.language-flag {
    font-size: 1.1rem;
}

.top_navbar-theme-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    padding: 0.5rem;
    color: var(--page-text);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    width: 36px;
    height: 36px;
}

.top_navbar-theme-btn:hover {
    transform: rotate(15deg);
    opacity: 0.85;
}

.top_navbar-theme-btn .theme-icon {
    width: 24px;
    height: 24px;
}

.theme-icon {
    position: absolute;
    transition: all 0.3s ease;
}

.sun-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.moon-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* Only show one icon depending on theme */
:root[data-theme="dark"] .sun-icon { opacity: 0; transform: rotate(-90deg) scale(0.5); }
:root[data-theme="dark"] .moon-icon { opacity: 1; transform: rotate(0deg) scale(1); }

:root[data-theme="light"] .sun-icon { opacity: 1; transform: rotate(0deg) scale(1); }
:root[data-theme="light"] .moon-icon { opacity: 0; transform: rotate(90deg) scale(0.5); }

/* MOBILE MENU */
@media screen and (max-width: 1000px){
    .top_navbar-text {
        display: none;
        width: 100vw;
    }
}