body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    color: white;
}
.overlay {
    background-image: url('background.png');
    background-size: cover;
    background-position: center;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}
.container {
    background-color: rgba(0, 0, 0, 0.6);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    max-width: 400px;
    width: 90%;
}
h1 {
    font-size: 28px;
    margin-bottom: 10px;
    color: #ff6600;
}
p {
    margin-bottom: 30px;
}
.button {
    display: block;
    width: 100%;
    padding: 12px;
    margin: 10px 0;
    background-color: #ff6600;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 16px;
    transition: background-color 0.3s ease;
}
.button:hover {
    background-color: #e65500;
}
.button i {
    margin-right: 8px;
}
.icons {
    margin-top: 30px;
}
.icons i {
    font-size: 28px;
    margin: 0 10px;
    color: #ff6600;
}

.logo-container {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
    background-color: rgba(0, 0, 0, 0.4);  /* Arka planla daha uyumlu hale getirildi */
    padding: 12px;
    border-radius: 14px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.5);
}
.logo-container img {
    width: 190px;
    height: auto;
    opacity: 0.96;
}

.language-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
}
.language-switcher button {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid white;
    border-radius: 6px;
    color: white;
    font-size: 16px;
    padding: 6px 10px;
    margin-left: 5px;
    cursor: pointer;
    transition: background 0.3s;
}
.language-switcher button:hover {
    background: rgba(255, 255, 255, 0.4);
}

.button:hover {
    background-color: #28a745 !important;  /* Yeşil renk */
    color: white;
}

.logo-container {
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 100;
    padding: 4px;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.2);
}
.logo-container img {
    width: 75px;
    height: auto;
    opacity: 0.95;
}
@media screen and (max-width: 600px) {
    .logo-container img {
        width: 65px !important;
    }
}

.language-toggle {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 11;
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 12px;
    border-radius: 6px;
    color: white;
    font-size: 20px;
    cursor: pointer;
    user-select: none;
    border: 1px solid rgba(255, 255, 255, 0.4);
    transition: background 0.3s;
}
.language-toggle:hover {
    background: rgba(255, 255, 255, 0.4);
}
.language-switcher {
    position: absolute;
    top: 60px;
    right: 20px;
    z-index: 10;
    background: rgba(0, 0, 0, 0.5);
    padding: 8px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
}
.language-switcher button {
    background: none;
    border: none;
    color: white;
    font-size: 14px;
    margin: 4px 0;
    cursor: pointer;
    transition: color 0.2s;
}
.language-switcher button:hover {
    color: #00ff99;
}