:root {
    --bg-dark: #0D1321;
    --bg-card: #1D2D44;
    --muted-blue: #3E5C76;
    --light-blue: #748CAB;
    --accent-pink: #FFDAE9;
    --text-light: #F4F6F9;
    --header-size: 5rem;
    --header-phone-size: 8rem;
}

html {
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    border-bottom: 1px solid var(--muted-blue);
    position: fixed;
    top: 0;
    height: var(--header-size);
    left: 0;
    width: 100%;
    z-index: 1000;
    box-sizing: border-box;
    transform: translateY(0px); 
    background-color: var(--bg-dark);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    color: var(--accent-pink);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    gap: 2rem;
}

nav {
    display: flex;
}

nav a {
    color: var(--light-blue);
    text-decoration: none;
    margin-left: 2rem;
    transition: color 0.3s;
}

nav a:hover, nav a.active {
    color: var(--accent-pink); 
}

.lang-dropdown {
    position: relative;
    display: inline-block;
}

.lang-btn {
    background: transparent;
    color: var(--light-blue);
    border: 1px solid rgba(116, 140, 171, 0.3);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    color: var(--accent-pink);
    border-color: var(--accent-pink);
}

.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    padding-top: 0.5rem;
    z-index: 10;
}

.dropdown-content-inner {
    background-color: var(--bg-card);
    min-width: 130px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.3);
    border: 1px solid rgba(116, 140, 171, 0.1);
    border-radius: 6px;
    overflow: hidden;
    text-align: left;
}

.dropdown-content a {
    color: var(--light-blue);
    padding: 0.75rem 1rem;
    text-decoration: none;
    display: block;
    font-size: 0.9rem;
    transition: background 0.2s ease;
    margin-left: 0;
}

.dropdown-content a:hover {
    background-color: rgba(116, 140, 171, 0.1);
    color: var(--accent-pink);
}

.dropdown-content a.active-lang {
    color: var(--accent-pink);
    font-weight: bold;
}

.lang-dropdown:hover .dropdown-content {
    display: block;
}

footer {
    background-color: var(--bg-dark);
}

@media screen and (max-width: 768px) {
    header {
        flex-direction: column;
        gap: 0.5rem;
        padding: 1rem;
        text-align: center;
        height: auto;
        min-height: var(--header-phone-size);
    }

    .nav-wrapper {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }

    nav a {
        margin-left: 0;
        margin: 0 0.5rem;
        display: inline-block;
    }

    .dropdown-content {
        right: 50%;
        transform: translateX(50%);
    }
}