/* ハンバーガーメニューのスタイル */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: white;
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        gap: 20px;
        transition: left 0.3s ease;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        overflow-y: auto;
        z-index: 999;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        display: block;
        width: 100%;
        padding: 15px 10px;
    }

    .dropdown-menu {
        position: static;
        box-shadow: none;
        margin-top: 10px;
        display: none;
    }

    .dropdown.active .dropdown-menu {
        display: block;
    }

    .auth-buttons {
        width: 100%;
        flex-direction: column;
        gap: 10px;
    }

    .auth-btn {
        width: 100%;
        text-align: center;
    }

    .user-info {
        width: 100%;
        justify-content: center;
    }
}

/* Made with Bob */