@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

/* Main Nav Container */
.nav-glass {
    font-family: 'Inter', sans-serif;
    position: fixed;
    top: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    border-radius: 50px;
    padding: 0.6rem 0.6rem 0.6rem 2rem;
    background-color: var(--card-bg);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    width: 90%;
    max-width: 1000px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid var(--glass-border);
}

/* Nav Logo */
.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    text-decoration: none;
}

.nav-logo svg {
    height: 32px;
    width: auto;
}

.nav-logo svg path:not([fill="#65AA51"]) {
    fill: var(--text-color);
}

/* Nav Menu (Center) */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    margin: 0;
    padding: 0;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav-menu li a {
    display: block;
    text-decoration: none;
    color: var(--text-color);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.25s ease;
    white-space: nowrap;
    user-select: none;
    -webkit-user-select: none;
    -webkit-user-drag: none;
}

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

.nav-menu li a.active {
    color: var(--primary-color);
    font-weight: 600;
}

/* Nav Action (Right) */
.nav-action {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    gap: 1rem;
}

/* Language Dropdown */
.lang-dropdown.fixed-top-right {
    position: fixed;
    top: 1rem;
    right: 1.5rem;
    z-index: 2000;
}

.lang-toggle-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 8px 12px;
    border-radius: 20px;
    transition: background-color 0.2s ease;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

.lang-toggle-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .lang-toggle-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.current-lang-text {
    font-size: 0.9rem;
}

.lang-menu {
    position: absolute;
    top: 120%;
    right: 0;
    background-color: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.5rem;
    list-style: none;
    margin: 0;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    min-width: 140px;
    z-index: 1000;
}

.lang-dropdown:hover .lang-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-menu li {
    margin: 0;
}

.lang-menu button {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    transition: background-color 0.2s ease;
}

.lang-menu button:hover {
    background-color: var(--bg-color);
    color: var(--primary-color);
}

.theme-toggle-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    border-radius: 50%;
    transition: background-color 0.2s ease;
}

.theme-toggle-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .theme-toggle-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-btn-start {
    background: linear-gradient(90deg, #65AA51 0%, #3a7541 100%);
    color: #ffffff;
    padding: 0.8rem 1.8rem;
    border-radius: 30px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-btn-start:hover {
    color: #ffffff;
    transform: scale(1.02);
    box-shadow: 0 4px 15px rgba(65, 138, 65, 0.4);
}

/* Tablet adjustments */
@media (max-width: 900px) {
    .nav-menu {
        position: static;
        transform: none;
        gap: 1rem;
    }
}

/* Mobile styles */
@media (max-width: 768px) {
    .nav-glass {
        top: auto;
        bottom: 1rem;
        flex-direction: column;
        gap: 1rem;
        border-radius: 20px;
        padding: 1rem;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }
}